./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor658891976 <...> Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts. execve("./syz-executor658891976", ["./syz-executor658891976"], 0x7ffc61733240 /* 10 vars */) = 0 brk(NULL) = 0x55555b650000 brk(0x55555b650d40) = 0x55555b650d40 arch_prctl(ARCH_SET_FS, 0x55555b6503c0) = 0 set_tid_address(0x55555b650690) = 5840 set_robust_list(0x55555b6506a0, 24) = 0 rseq(0x55555b650ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor658891976", 4096) = 27 getrandom("\x59\xb2\x2d\xe4\x6c\xef\x6c\x4b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555b650d40 brk(0x55555b671d40) = 0x55555b671d40 brk(0x55555b672000) = 0x55555b672000 mprotect(0x7f14d90f7000, 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, child_tidptr=0x55555b650690) = 5841 ./strace-static-x86_64: Process 5841 attached [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5841] mkdir("./syzkaller.eT3cd4", 0700./strace-static-x86_64: Process 5842 attached [pid 5840] <... clone resumed>, child_tidptr=0x55555b650690) = 5842 [pid 5842] set_robust_list(0x55555b6506a0, 24 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... set_robust_list resumed>) = 0 [pid 5842] mkdir("./syzkaller.ugB024", 0700./strace-static-x86_64: Process 5843 attached [pid 5840] <... clone resumed>, child_tidptr=0x55555b650690) = 5843 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5843] mkdir("./syzkaller.eKPLmL", 0700 [pid 5841] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x55555b650690) = 5844 [pid 5841] chmod("./syzkaller.eT3cd4", 0777 [pid 5844] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5844] mkdir("./syzkaller.yG49Q9", 0700 [pid 5843] chmod("./syzkaller.eKPLmL", 0777 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... chmod resumed>) = 0 [pid 5841] <... chmod resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5845 attached [pid 5843] chdir("./syzkaller.eKPLmL" [pid 5842] chmod("./syzkaller.ugB024", 0777 [pid 5841] chdir("./syzkaller.eT3cd4" [pid 5840] <... clone resumed>, child_tidptr=0x55555b650690) = 5845 [pid 5845] set_robust_list(0x55555b6506a0, 24 [pid 5844] chmod("./syzkaller.yG49Q9", 0777 [pid 5843] <... chdir resumed>) = 0 [pid 5842] <... chmod resumed>) = 0 [pid 5841] <... chdir resumed>) = 0 [pid 5845] <... set_robust_list resumed>) = 0 [pid 5844] <... chmod resumed>) = 0 [pid 5843] unshare(CLONE_NEWPID [pid 5842] chdir("./syzkaller.ugB024") = 0 [pid 5845] getrandom( [pid 5844] chdir("./syzkaller.yG49Q9" [pid 5843] <... unshare resumed>) = 0 [pid 5841] unshare(CLONE_NEWPID [pid 5845] <... getrandom resumed>"\xff\x47\x26\x65\x54\x10\xf0\x2d", 8, GRND_NONBLOCK) = 8 [pid 5844] <... chdir resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] unshare(CLONE_NEWPID [pid 5845] mkdir("./syzkaller.PBlGI2", 0700 [pid 5841] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 5846 attached [pid 5845] <... mkdir resumed>) = 0 [pid 5844] unshare(CLONE_NEWPID [pid 5842] <... unshare resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] set_robust_list(0x55555b6506a0, 24 [pid 5845] chmod("./syzkaller.PBlGI2", 0777 [pid 5844] <... unshare resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x55555b650690) = 5846 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... set_robust_list resumed>) = 0 [pid 5845] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 5847 attached [pid 5847] set_robust_list(0x55555b6506a0, 24) = 0 ./strace-static-x86_64: Process 5848 attached [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] chdir("./syzkaller.PBlGI2" [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... prctl resumed>) = 0 [pid 5846] <... prctl resumed>) = 0 [pid 5845] <... chdir resumed>) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x55555b650690) = 5848 [pid 5841] <... clone resumed>, child_tidptr=0x55555b650690) = 5847 [pid 5845] unshare(CLONE_NEWPID [pid 5848] <... set_robust_list resumed>) = 0 [pid 5847] getppid( [pid 5846] getppid( [pid 5847] <... getppid resumed>) = 0 [pid 5846] <... getppid resumed>) = 0 [pid 5845] <... unshare resumed>) = 0 [pid 5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5846] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5847] <... prlimit64 resumed>NULL) = 0 [pid 5847] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5846] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prctl resumed>) = 0 [pid 5847] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5846] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, ./strace-static-x86_64: Process 5849 attached [pid 5848] getppid( [pid 5846] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 5850 attached [pid 5849] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... prlimit64 resumed>NULL) = 0 [pid 5846] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5848] <... getppid resumed>) = 0 [pid 5847] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5846] <... prlimit64 resumed>NULL) = 0 [pid 5850] set_robust_list(0x55555b6506a0, 24 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5848] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5847] <... prlimit64 resumed>NULL) = 0 [pid 5846] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5844] <... clone resumed>, child_tidptr=0x55555b650690) = 5849 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5846] <... prlimit64 resumed>NULL) = 0 [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5847] <... prlimit64 resumed>NULL) = 0 [pid 5846] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5845] <... clone resumed>, child_tidptr=0x55555b650690) = 5850 [pid 5850] <... prctl resumed>) = 0 [pid 5849] <... prctl resumed>) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5846] <... prlimit64 resumed>NULL) = 0 [pid 5850] getppid( [pid 5849] getppid( [pid 5848] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5847] <... prlimit64 resumed>NULL) = 0 [pid 5846] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5850] <... getppid resumed>) = 0 [pid 5849] <... getppid resumed>) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] unshare(CLONE_NEWNS [pid 5846] <... prlimit64 resumed>NULL) = 0 [pid 5850] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5849] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5848] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] <... unshare resumed>) = 0 [pid 5846] unshare(CLONE_NEWNS [pid 5850] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5849] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5848] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5850] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5849] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5846] <... unshare resumed>) = 0 [pid 5850] 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 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5850] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5849] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5847] <... mount resumed>) = 0 [pid 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5850] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5849] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5850] <... prlimit64 resumed>NULL) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5850] unshare(CLONE_NEWNS [pid 5849] unshare(CLONE_NEWNS [pid 5848] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5847] unshare(CLONE_NEWIPC [pid 5846] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5850] <... unshare resumed>) = 0 [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5847] <... unshare resumed>) = 0 [pid 5846] <... mount resumed>) = 0 [pid 5848] unshare(CLONE_NEWNS [pid 5850] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5849] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5847] unshare(CLONE_NEWCGROUP [pid 5846] unshare(CLONE_NEWIPC [pid 5850] <... mount resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5848] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5850] unshare(CLONE_NEWIPC [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5847] <... unshare resumed>) = 0 [pid 5846] <... unshare resumed>) = 0 [pid 5847] unshare(CLONE_NEWUTS [pid 5849] unshare(CLONE_NEWIPC [pid 5848] unshare(CLONE_NEWIPC [pid 5850] <... unshare resumed>) = 0 [pid 5849] <... unshare resumed>) = 0 [pid 5847] <... unshare resumed>) = 0 [pid 5846] unshare(CLONE_NEWCGROUP [pid 5847] unshare(CLONE_SYSVSEM [pid 5846] <... unshare resumed>) = 0 [pid 5850] unshare(CLONE_NEWCGROUP [pid 5847] <... unshare resumed>) = 0 [pid 5846] unshare(CLONE_NEWUTS [pid 5849] unshare(CLONE_NEWCGROUP [pid 5848] <... unshare resumed>) = 0 [pid 5846] <... unshare resumed>) = 0 [pid 5849] <... unshare resumed>) = 0 [pid 5846] unshare(CLONE_SYSVSEM [pid 5849] unshare(CLONE_NEWUTS [pid 5848] unshare(CLONE_NEWCGROUP [pid 5846] <... unshare resumed>) = 0 [pid 5850] <... unshare resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5850] unshare(CLONE_NEWUTS [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5850] <... unshare resumed>) = 0 [pid 5849] unshare(CLONE_SYSVSEM [pid 5848] unshare(CLONE_NEWUTS [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 5850] unshare(CLONE_SYSVSEM [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5850] <... unshare resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5848] unshare(CLONE_SYSVSEM [pid 5847] write(3, "16777216", 8 [pid 5846] write(3, "16777216", 8 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5849] <... openat resumed>) = 3 [pid 5848] <... unshare resumed>) = 0 [pid 5847] <... write resumed>) = 8 [pid 5846] <... write resumed>) = 8 [pid 5847] close(3 [pid 5846] close(3 [pid 5850] <... openat resumed>) = 3 [pid 5849] write(3, "16777216", 8 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5850] write(3, "16777216", 8 [pid 5849] <... write resumed>) = 8 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5850] <... write resumed>) = 8 [pid 5849] close(3 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5850] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5847] write(3, "536870912", 9 [pid 5846] write(3, "536870912", 9 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5848] write(3, "16777216", 8 [pid 5846] <... write resumed>) = 9 [pid 5850] <... openat resumed>) = 3 [pid 5849] write(3, "536870912", 9 [pid 5848] <... write resumed>) = 8 [pid 5847] <... write resumed>) = 9 [pid 5846] close(3 [pid 5848] close(3 [pid 5847] close(3 [pid 5850] write(3, "536870912", 9 [pid 5849] <... write resumed>) = 9 [pid 5848] <... close resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5850] <... write resumed>) = 9 [pid 5849] close(3 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 5848] write(3, "536870912", 9) = 9 [pid 5848] close(3) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5850] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5847] write(3, "1024", 4 [pid 5846] write(3, "1024", 4 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... write resumed>) = 4 [pid 5848] write(3, "1024", 4 [pid 5850] <... openat resumed>) = 3 [pid 5848] <... write resumed>) = 4 [pid 5847] <... write resumed>) = 4 [pid 5846] close(3 [pid 5850] write(3, "1024", 4 [pid 5849] write(3, "1024", 4 [pid 5847] close(3 [pid 5846] <... close resumed>) = 0 [pid 5850] <... write resumed>) = 4 [pid 5849] <... write resumed>) = 4 [pid 5847] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5850] close(3 [pid 5849] close(3 [pid 5848] close(3) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5846] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5850] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5848] <... openat resumed>) = 3 [pid 5848] write(3, "8192", 4) = 4 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5849] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 3 [pid 5846] write(3, "8192", 4 [pid 5849] write(3, "8192", 4 [pid 5848] close(3 [pid 5847] write(3, "8192", 4 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... write resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5846] <... write resumed>) = 4 [pid 5847] <... write resumed>) = 4 [pid 5849] close(3 [pid 5847] close(3 [pid 5849] <... close resumed>) = 0 [pid 5850] write(3, "8192", 4 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5846] close(3 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5847] <... close resumed>) = 0 [pid 5850] <... write resumed>) = 4 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 5850] close(3) = 0 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] write(3, "1024", 4 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 5850] write(3, "1024", 4 [pid 5848] <... write resumed>) = 4 [pid 5849] write(3, "1024", 4 [pid 5847] write(3, "1024", 4 [pid 5849] <... write resumed>) = 4 [pid 5847] <... write resumed>) = 4 [pid 5850] <... write resumed>) = 4 [pid 5849] close(3 [pid 5848] close(3 [pid 5847] close(3 [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] write(3, "1024", 4 [pid 5850] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5847] <... close resumed>) = 0 [pid 5846] <... write resumed>) = 4 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5846] close(3 [pid 5850] write(3, "1024", 4 [pid 5848] write(3, "1024", 4 [pid 5846] <... close resumed>) = 0 [pid 5849] write(3, "1024", 4 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5850] <... write resumed>) = 4 [pid 5849] <... write resumed>) = 4 [pid 5848] <... write resumed>) = 4 [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5847] <... openat resumed>) = 3 [pid 5850] close(3 [pid 5849] close(3) = 0 [pid 5848] close(3 [pid 5847] write(3, "1024", 4 [pid 5850] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5848] <... close resumed>) = 0 [pid 5847] <... write resumed>) = 4 [pid 5846] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5847] close(3 [pid 5849] <... openat resumed>) = 3 [pid 5847] <... close resumed>) = 0 [pid 5849] write(3, "1024 1048576 500 1024", 21 [pid 5847] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5849] <... write resumed>) = 21 [pid 5847] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5846] write(3, "1024", 4 [pid 5850] write(3, "1024 1048576 500 1024", 21 [pid 5849] <... close resumed>) = 0 [pid 5847] write(3, "1024 1048576 500 1024", 21 [pid 5850] <... write resumed>) = 21 [pid 5849] getpid( [pid 5847] <... write resumed>) = 21 [pid 5846] <... write resumed>) = 4 [pid 5850] close(3 [pid 5849] <... getpid resumed>) = 1 [pid 5846] close(3 [pid 5850] <... close resumed>) = 0 [pid 5849] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5847] close(3 [pid 5850] getpid( [pid 5849] <... capget resumed>{effective=1<) = 0 [pid 5846] <... close resumed>) = 0 [pid 5850] <... getpid resumed>) = 1 [pid 5849] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5847] getpid( [pid 5846] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5850] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5849] <... capset resumed>) = 0 [pid 5850] <... capget resumed>{effective=1< [pid 5847] <... getpid resumed>) = 1 [pid 5846] <... openat resumed>) = 3 [pid 5850] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5848] <... openat resumed>) = 3 [pid 5847] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5850] <... capset resumed>) = 0 [pid 5848] write(3, "1024 1048576 500 1024", 21 [pid 5846] write(3, "1024 1048576 500 1024", 21 [pid 5848] <... write resumed>) = 21 [pid 5847] <... capget resumed>{effective=1< [pid 5848] close(3 [pid 5846] <... write resumed>) = 21 [pid 5848] <... close resumed>) = 0 [pid 5847] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5848] getpid() = 1 [pid 5848] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5846] close(3 [pid 5847] <... capset resumed>) = 0 [pid 5847] unshare(CLONE_NEWNET [pid 5846] <... close resumed>) = 0 [pid 5846] getpid() = 1 [pid 5846] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5848] <... unshare resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5848] write(3, "0 65535", 7) = 7 [pid 5848] close(3) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5850] <... unshare resumed>) = 0 [pid 5848] write(3, "100000", 6) = 6 [pid 5848] close(3) = 0 [pid 5848] mkdir("./syz-tmp", 0777 [pid 5850] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] <... unshare resumed>) = 0 [pid 5847] <... unshare resumed>) = 0 [pid 5848] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5847] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5850] write(3, "0 65535", 7 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... mount resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5848] mkdir("./syz-tmp/newroot", 0777 [pid 5850] <... write resumed>) = 7 [pid 5849] write(3, "0 65535", 7 [pid 5847] write(3, "0 65535", 7 [pid 5846] <... openat resumed>) = 3 [pid 5850] close(3 [pid 5849] <... write resumed>) = 7 [pid 5850] <... close resumed>) = 0 [pid 5849] close(3 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... write resumed>) = 7 [pid 5846] write(3, "0 65535", 7 [pid 5850] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5849] <... close resumed>) = 0 [pid 5847] close(3 [pid 5846] <... write resumed>) = 7 [pid 5848] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] close(3 [pid 5850] write(3, "100000", 6 [pid 5849] <... openat resumed>) = 3 [pid 5850] <... write resumed>) = 6 [pid 5848] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] close(3 [pid 5849] write(3, "100000", 6 [pid 5847] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5846] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... write resumed>) = 6 [pid 5848] <... mount resumed>) = 0 [pid 5850] mkdir("./syz-tmp", 0777 [pid 5849] close(3 [pid 5846] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5847] <... openat resumed>) = 3 [pid 5848] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 5848] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] write(3, "100000", 6 [pid 5846] <... openat resumed>) = 3 [pid 5850] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5849] mkdir("./syz-tmp", 0777 [pid 5846] write(3, "100000", 6 [pid 5848] <... mount resumed>) = 0 [pid 5847] <... write resumed>) = 6 [pid 5848] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5847] close(3 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... write resumed>) = 6 [pid 5847] mkdir("./syz-tmp", 0777 [pid 5846] close(3 [pid 5850] <... mount resumed>) = 0 [pid 5849] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5848] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5850] mkdir("./syz-tmp/newroot", 0777 [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] mkdir("./syz-tmp", 0777 [pid 5848] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5847] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] <... mkdir resumed>) = 0 [pid 5846] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5850] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5849] mkdir("./syz-tmp/newroot", 0777 [pid 5848] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5847] <... mount resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] <... mount resumed>) = 0 [pid 5847] mkdir("./syz-tmp/newroot", 0777 [pid 5848] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] mkdir("./syz-tmp/newroot", 0777 [pid 5847] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5847] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] <... mkdir resumed>) = 0 [pid 5850] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5849] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5847] <... mount resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5848] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5847] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5850] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5849] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5848] <... mount resumed>) = 0 [pid 5846] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5847] <... mkdir resumed>) = 0 [pid 5847] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5850] <... mount resumed>) = 0 [pid 5849] <... mkdir 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 5846] <... mount resumed>) = 0 [pid 5850] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5849] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5847] <... mount resumed>) = 0 [pid 5846] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5847] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5846] <... mkdir resumed>) = 0 [pid 5848] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5850] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5848] <... mkdir resumed>) = 0 [pid 5848] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] <... mkdir resumed>) = 0 [pid 5847] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5848] mkdir("./syz-tmp/pivot", 0777 [pid 5850] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5847] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] <... mkdir resumed>) = 0 [pid 5849] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5847] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] <... mkdir resumed>) = 0 [pid 5849] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5847] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mount resumed>) = 0 [pid 5848] <... pivot_root resumed>) = 0 [pid 5847] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5846] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = 0 [pid 5849] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] chdir("/" [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5850] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5850] <... mount resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5848] <... chdir resumed>) = 0 [pid 5847] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] umount2("./pivot", MNT_DETACH [pid 5847] <... mount resumed>) = 0 [pid 5850] <... mount resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5850] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mount resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5847] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = 0 [pid 5848] chroot("./newroot") = 0 [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] chdir("/" [pid 5847] <... mount resumed>) = 0 [pid 5848] <... chdir resumed>) = 0 [pid 5848] mkdir("/dev/gadgetfs", 0777 [pid 5850] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5849] <... mount resumed>) = 0 [pid 5847] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] <... mount resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... mount resumed>) = 0 [pid 5846] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mkdir resumed>) = 0 [pid 5849] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5848] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5847] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] <... mount resumed>) = 0 [pid 5850] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mkdir resumed>) = 0 [pid 5846] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5846] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] <... mount resumed>) = 0 [pid 5847] <... mount resumed>) = 0 [pid 5850] mkdir("./syz-tmp/pivot", 0777 [pid 5848] mkdir("/dev/binderfs", 0777 [pid 5846] <... mount resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] <... mkdir resumed>) = 0 [pid 5847] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5848] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5850] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5847] <... mkdir resumed>) = 0 [pid 5850] <... pivot_root resumed>) = 0 [pid 5849] mkdir("./syz-tmp/pivot", 0777 [pid 5848] <... mount resumed>) = 0 [pid 5847] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5846] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5847] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5846] <... mkdir resumed>) = 0 [pid 5849] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5850] chdir("/" [pid 5848] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] mkdir("./syz-tmp/pivot", 0777 [pid 5846] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5850] <... chdir resumed>) = 0 [pid 5849] <... pivot_root resumed>) = 0 [pid 5850] umount2("./pivot", MNT_DETACH [pid 5849] chdir("/" [pid 5847] <... mkdir resumed>) = 0 [pid 5848] mkdir("./0", 0777 [pid 5849] <... chdir resumed>) = 0 [pid 5849] umount2("./pivot", MNT_DETACH [pid 5848] <... mkdir resumed>) = 0 [pid 5847] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5846] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... pivot_root resumed>) = 0 [pid 5846] mkdir("./syz-tmp/pivot", 0777 [pid 5850] <... umount2 resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... mkdir resumed>) = 0 [pid 5850] chroot("./newroot" [pid 5849] <... umount2 resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] chdir("/" [pid 5846] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5850] <... chroot resumed>) = 0 [pid 5849] chroot("./newroot" [pid 5848] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5848] close(3 [pid 5847] <... chdir resumed>) = 0 [pid 5846] <... pivot_root resumed>) = 0 [pid 5850] chdir("/" [pid 5849] <... chroot resumed>) = 0 [pid 5847] umount2("./pivot", MNT_DETACH [pid 5846] chdir("/" [pid 5850] <... chdir resumed>) = 0 [pid 5849] chdir("/" [pid 5850] mkdir("/dev/gadgetfs", 0777 [pid 5849] <... chdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5849] mkdir("/dev/gadgetfs", 0777 [pid 5848] <... close resumed>) = 0 [pid 5846] <... chdir resumed>) = 0 [pid 5850] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5849] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5850] <... mount resumed>) = 0 [pid 5849] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... umount2 resumed>) = 0 [pid 5846] umount2("./pivot", MNT_DETACH [pid 5849] <... mount resumed>) = 0 [pid 5849] mkdir("/dev/binderfs", 0777 [pid 5850] mkdir("/dev/binderfs", 0777 [pid 5849] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5850] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5849] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5847] chroot("./newroot" [pid 5846] <... umount2 resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5847] <... chroot resumed>) = 0 [pid 5850] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 5847] chdir("/" [pid 5846] chroot("./newroot" [pid 5847] <... chdir resumed>) = 0 [pid 5846] <... chroot resumed>) = 0 [pid 5847] mkdir("/dev/gadgetfs", 0777 [pid 5846] chdir("/" [pid 5847] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5846] <... chdir resumed>) = 0 [pid 5847] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5846] mkdir("/dev/gadgetfs", 0777./strace-static-x86_64: Process 5858 attached [pid 5850] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5849] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5847] <... mount resumed>) = 0 [pid 5846] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5858] set_robust_list(0x55555b6506a0, 24 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 2 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5858] chdir("./0" [pid 5850] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] mkdir("/dev/binderfs", 0777 [pid 5846] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5858] <... chdir resumed>) = 0 [pid 5850] mkdir("./0", 0777 [pid 5847] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5846] <... mount resumed>) = 0 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] mkdir("./0", 0777 [pid 5858] <... prctl resumed>) = 0 [pid 5858] setpgid(0, 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5858] <... setpgid resumed>) = 0 [pid 5846] mkdir("/dev/binderfs", 0777 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] <... openat resumed>) = 3 [pid 5846] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5858] <... openat resumed>) = 3 [pid 5850] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5847] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5846] <... mount resumed>) = 0 [pid 5850] close(3 [pid 5847] <... mount resumed>) = 0 [pid 5858] write(3, "1000", 4 [pid 5850] <... close resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5858] <... write resumed>) = 4 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5859 attached [pid 5858] close(3 [pid 5849] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5858] <... close resumed>) = 0 [pid 5849] close(3 [pid 5858] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5846] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5849] <... close resumed>) = 0 [pid 5859] set_robust_list(0x55555b6506a0, 24 [pid 5858] write(1, "executing program\n", 18 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5846] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] <... set_robust_list resumed>) = 0 [pid 5858] <... write resumed>) = 18 [pid 5847] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] mkdir("./0", 0777./strace-static-x86_64: Process 5860 attached [pid 5859] chdir("./0" [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... chdir resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 2 [pid 5847] mkdir("./0", 0777 [pid 5846] <... mkdir resumed>) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5859] setpgid(0, 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5859] <... setpgid resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5859] <... openat resumed>) = 3 [pid 5846] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5846] close(3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... close resumed>) = 0 [pid 5860] set_robust_list(0x55555b6506a0, 24 [pid 5858] <... futex resumed>) = 0 [pid 5859] write(3, "1000", 4 [pid 5847] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5859] <... write resumed>) = 4 [pid 5847] close(3 [pid 5859] close(3executing program [pid 5860] <... set_robust_list resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5858] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 2 [pid 5847] <... close resumed>) = 0 [pid 5859] symlink("/dev/binderfs", "./binderfs" [pid 5860] chdir("./0" [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5860] <... chdir resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5860] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5862 attached [pid 5860] setpgid(0, 0 [pid 5859] <... symlink resumed>) = 0 [pid 5858] <... mmap resumed>) = 0x7f14d9008000 [pid 5860] <... setpgid resumed>) = 0 [pid 5859] write(1, "executing program\n", 18 [pid 5858] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... write resumed>) = 18 [pid 5858] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5861 attached [pid 5862] set_robust_list(0x55555b6506a0, 24 [pid 5860] <... openat resumed>) = 3 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5861] set_robust_list(0x55555b6506a0, 24 [pid 5860] write(3, "1000", 4 [pid 5859] <... futex resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 2 [pid 5862] chdir("./0" [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] <... write resumed>) = 4 [pid 5859] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] <... chdir resumed>) = 0 [pid 5861] chdir("./0" [pid 5860] close(3 [pid 5859] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 2 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] <... chdir resumed>) = 0 [pid 5860] <... close resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5862] <... prctl resumed>) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... prctl resumed>) = 0 executing program [pid 5860] <... symlink resumed>) = 0 [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5863 attached [pid 5862] setpgid(0, 0 [pid 5861] setpgid(0, 0 [pid 5860] write(1, "executing program\n", 18 [pid 5859] <... mmap resumed>) = 0x7f14d9008000 [pid 5862] <... setpgid resumed>) = 0 [pid 5861] <... setpgid resumed>) = 0 [pid 5860] <... write resumed>) = 18 [pid 5859] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5863] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... mprotect resumed>) = 0 [pid 5858] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5863] <... rseq resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] set_robust_list(0x7f14d90289a0, 24 [pid 5860] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5860] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] <... futex resumed>) = 0 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... openat resumed>) = 3 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5861] write(3, "1000", 4 [pid 5860] <... mmap resumed>) = 0x7f14d9008000 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] <... openat resumed>) = 3 [pid 5861] <... write resumed>) = 4 [pid 5860] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5864 attached [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] write(3, "1000", 4 [pid 5861] close(3 [pid 5860] <... mprotect resumed>) = 0 [pid 5864] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5863] memfd_create("syzkaller", 0 [pid 5862] <... write resumed>) = 4 [pid 5861] <... close resumed>) = 0 [pid 5860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] <... rseq resumed>) = 0 [pid 5862] close(3 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5864] set_robust_list(0x7f14d90289a0, 24 [pid 5863] <... memfd_create resumed>) = 3 [pid 5862] <... close resumed>) = 0 [pid 5861] <... symlink resumed>) = 0 [pid 5860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5859] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5865 attached [pid 5864] <... set_robust_list resumed>) = 0 [pid 5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5862] symlink("/dev/binderfs", "./binderfs" [pid 5861] write(1, "executing program\n", 18 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] <... mmap resumed>) = 0x7f14d0c00000 [pid 5860] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5862] <... symlink resumed>) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] write(1, "executing program\n", 18executing program executing program [pid 5865] <... rseq resumed>) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... write resumed>) = 18 [pid 5861] <... write resumed>) = 18 [pid 5859] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] set_robust_list(0x7f14d90289a0, 24 [pid 5864] memfd_create("syzkaller", 0 [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5864] <... memfd_create resumed>) = 3 [pid 5861] <... futex resumed>) = 0 [pid 5860] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5863] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5862] <... futex resumed>) = 0 [pid 5861] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5860] <... futex resumed>) = 0 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... mmap resumed>) = 0x7f14d0c00000 [pid 5861] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5862] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5862] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5863] <... write resumed>) = 131072 [pid 5862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5865] memfd_create("syzkaller", 0 [pid 5863] munmap(0x7f14d0c00000, 138412032 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... memfd_create resumed>) = 3 [pid 5864] <... write resumed>) = 131072 [pid 5863] <... munmap resumed>) = 0 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... mmap resumed>) = 0x7f14d0c00000 [pid 5864] munmap(0x7f14d0c00000, 138412032 [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5862] <... mmap resumed>) = 0x7f14d9008000 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5864] <... munmap resumed>) = 0 [pid 5862] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5861] <... mmap resumed>) = 0x7f14d9008000 [pid 5863] <... openat resumed>) = 4 [pid 5862] <... mprotect resumed>) = 0 [pid 5861] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5865] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5863] ioctl(4, LOOP_SET_FD, 3 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5861] <... mprotect resumed>) = 0 [pid 5862] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] <... openat resumed>) = 4 [pid 5864] ioctl(4, LOOP_SET_FD, 3 [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] <... write resumed>) = 131072 [pid 5862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5866 attached => {parent_tid=[3]}, 88) = 3 [pid 5866] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5865] munmap(0x7f14d0c00000, 138412032 [pid 5866] <... rseq resumed>) = 0 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] <... munmap resumed>) = 0 [pid 5866] set_robust_list(0x7f14d90289a0, 24 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5862] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... futex resumed>) = 0 [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5866] memfd_create("syzkaller", 0 [pid 5861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5866] <... memfd_create resumed>) = 3 [pid 5865] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0./strace-static-x86_64: Process 5867 attached ) = 0x7f14d0c00000 [pid 5865] <... openat resumed>) = 4 [pid 5861] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5867] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5865] ioctl(4, LOOP_SET_FD, 3 [pid 5867] <... rseq resumed>) = 0 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] set_robust_list(0x7f14d90289a0, 24 [pid 5861] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5861] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] memfd_create("syzkaller", 0) = 3 [pid 5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5867] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 5867] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5867] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5866] <... write resumed>) = 131072 [pid 5867] <... openat resumed>) = 4 [pid 5867] ioctl(4, LOOP_SET_FD, 3 [pid 5866] munmap(0x7f14d0c00000, 138412032 [pid 5863] <... ioctl resumed>) = 0 [pid 5864] <... ioctl resumed>) = 0 [pid 5864] close(3) = 0 [pid 5864] close(4) = 0 [ 78.651990][ T5863] loop1: detected capacity change from 0 to 256 [ 78.654032][ T5864] loop4: detected capacity change from 0 to 256 [ 78.672931][ T5865] loop3: detected capacity change from 0 to 256 [ 78.684953][ T5867] loop2: detected capacity change from 0 to 256 [ 78.694187][ T5864] ======================================================= [pid 5864] mkdir("./file0", 0777 [pid 5866] <... munmap resumed>) = 0 [pid 5864] <... mkdir resumed>) = 0 [pid 5863] close(3 [pid 5864] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5863] <... close resumed>) = 0 [pid 5863] close(4 [pid 5866] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5865] <... ioctl resumed>) = 0 [pid 5863] <... close resumed>) = 0 [pid 5867] <... ioctl resumed>) = 0 [pid 5867] close(3) = 0 [pid 5867] close(4) = 0 [pid 5867] mkdir("./file0", 0777) = 0 [pid 5867] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5866] <... openat resumed>) = 4 [pid 5865] close(3 [pid 5863] mkdir("./file0", 0777 [pid 5866] ioctl(4, LOOP_SET_FD, 3 [pid 5865] <... close resumed>) = 0 [pid 5863] <... mkdir resumed>) = 0 [ 78.694187][ T5864] WARNING: The mand mount option has been deprecated and [ 78.694187][ T5864] and is ignored by this kernel. Remove the mand [ 78.694187][ T5864] option from the mount to silence this warning. [ 78.694187][ T5864] ======================================================= [ 78.739356][ T5867] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5865] close(4 [pid 5863] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5865] <... close resumed>) = 0 [pid 5865] mkdir("./file0", 0777) = 0 [pid 5865] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5866] <... ioctl resumed>) = 0 [pid 5866] close(3) = 0 [ 78.757785][ T5866] loop0: detected capacity change from 0 to 256 [ 78.767619][ T5867] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 78.774524][ T5863] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5866] close(4) = 0 [ 78.798383][ T5865] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 78.805733][ T5867] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 78.827268][ T5863] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 78.831514][ T5864] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5866] mkdir("./file0", 0777) = 0 [pid 5866] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5867] <... mount resumed>) = 0 [pid 5867] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5867] chdir("./file0") = 0 [pid 5867] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5867] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 78.853160][ T5865] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 78.869946][ T5866] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5861] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5867] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5861] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 78.909001][ T5866] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 78.911129][ T5864] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 78.932159][ T5863] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5867] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5863] <... mount resumed>) = 0 [pid 5863] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5863] chdir("./file0" [pid 5861] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... chdir resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5863] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 5863] <... futex resumed>) = 1 [pid 5861] <... mprotect resumed>) = 0 [pid 5863] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 5872 attached [pid 5872] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5861] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4 [pid 5872] <... rseq resumed>) = 0 [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] set_robust_list(0x7f14d90079a0, 24 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5861] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], [pid 5861] <... futex resumed>) = 0 [pid 5872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5858] <... futex resumed>) = 0 [pid 5858] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 1 [pid 5863] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] <... openat resumed>) = 5 [pid 5863] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5861] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] <... mount resumed>) = 0 [pid 5872] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5867] <... ioctl resumed>) = 0 [pid 5872] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 1 [pid 5867] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5872] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] close(3) = 0 [pid 5861] close(4) = 0 [pid 5861] close(5) = 0 [pid 5861] close(6) = -1 EBADF (Bad file descriptor) [pid 5861] close(7) = -1 EBADF (Bad file descriptor) [pid 5861] close(8) = -1 EBADF (Bad file descriptor) [pid 5861] close(9) = -1 EBADF (Bad file descriptor) [pid 5861] close(10) = -1 EBADF (Bad file descriptor) [pid 5861] close(11) = -1 EBADF (Bad file descriptor) [pid 5861] close(12) = -1 EBADF (Bad file descriptor) [pid 5861] close(13) = -1 EBADF (Bad file descriptor) [pid 5861] close(14 [pid 5858] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(15) = -1 EBADF (Bad file descriptor) [pid 5861] close(16) = -1 EBADF (Bad file descriptor) [pid 5861] close(17) = -1 EBADF (Bad file descriptor) [pid 5861] close(18) = -1 EBADF (Bad file descriptor) [pid 5861] close(19) = -1 EBADF (Bad file descriptor) [pid 5861] close(20) = -1 EBADF (Bad file descriptor) [pid 5861] close(21) = -1 EBADF (Bad file descriptor) [pid 5861] close(22) = -1 EBADF (Bad file descriptor) [pid 5861] close(23 [pid 5864] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5864] <... openat resumed>) = 3 [pid 5861] close(24 [pid 5864] chdir("./file0" [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5864] <... chdir resumed>) = 0 [pid 5861] close(25 [pid 5864] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] close(26 [pid 5863] <... futex resumed>) = 0 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... futex resumed>) = 1 [pid 5864] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5861] close(27 [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] <... futex resumed>) = 1 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... futex resumed>) = 0 [pid 5864] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] close(28 [pid 5859] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(29) = -1 EBADF (Bad file descriptor) [pid 5861] exit_group(0 [pid 5872] <... futex resumed>) = ? [pid 5867] <... futex resumed>) = ? [pid 5864] openat(AT_FDCWD, ".", O_RDONLY [pid 5861] <... exit_group resumed>) = ? [pid 5872] +++ exited with 0 +++ [pid 5867] +++ exited with 0 +++ [pid 5864] <... openat resumed>) = 4 [pid 5861] +++ exited with 0 +++ [pid 5859] <... futex resumed>) = 0 [pid 5864] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5864] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5864] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... restart_syscall resumed>) = 0 [pid 5859] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5865] <... mount resumed>) = 0 [pid 5864] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5865] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5846] <... openat resumed>) = 3 [pid 5865] <... openat resumed>) = 3 [ 78.957719][ T5865] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 78.974049][ T5864] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 78.992485][ T5866] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5846] newfstatat(3, "", [pid 5865] chdir("./file0" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5865] <... chdir resumed>) = 0 [pid 5846] getdents64(3, [pid 5866] <... mount resumed>) = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5863] <... ioctl resumed>) = 0 [pid 5866] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5865] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5864] <... ioctl resumed>) = 0 [pid 5863] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5866] <... openat resumed>) = 3 [pid 5865] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5866] chdir("./file0" [pid 5865] <... futex resumed>) = 1 [pid 5864] <... futex resumed>) = 1 [pid 5863] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5858] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5866] <... chdir resumed>) = 0 [pid 5865] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... openat resumed>) = 5 [pid 5860] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5866] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] openat(AT_FDCWD, ".", O_RDONLY [pid 5863] <... futex resumed>) = 0 [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5858] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5858] <... futex resumed>) = 0 [pid 5866] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5866] <... futex resumed>) = 1 [pid 5863] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5862] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... futex resumed>) = 0 [pid 5858] close(3 [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... close resumed>) = 0 [pid 5858] close(4) = 0 [pid 5858] close(5 [pid 5866] openat(AT_FDCWD, ".", O_RDONLY [pid 5858] <... close resumed>) = 0 [pid 5866] <... openat resumed>) = 4 [pid 5858] close(6) = -1 EBADF (Bad file descriptor) [pid 5865] <... openat resumed>) = 4 [pid 5858] close(7 [pid 5846] newfstatat(AT_FDCWD, "./0/file0", [pid 5866] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5858] close(8 [pid 5866] <... futex resumed>) = 1 [pid 5865] <... futex resumed>) = 1 [pid 5862] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5865] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5860] <... futex resumed>) = 0 [pid 5858] close(9 [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5864] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5858] close(10 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] close(11 [pid 5864] <... openat resumed>) = 5 [pid 5859] <... futex resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5866] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5858] close(12 [pid 5864] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] close(13 [pid 5864] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] close(14 [pid 5864] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5859] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 4 [pid 5864] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5859] <... futex resumed>) = 0 [pid 5858] close(15 [pid 5846] newfstatat(4, "", [pid 5864] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5858] close(16) = -1 EBADF (Bad file descriptor) [pid 5864] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] getdents64(4, [pid 5864] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] close(3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5859] <... close resumed>) = 0 [pid 5859] close(4 [pid 5846] getdents64(4, [pid 5859] <... close resumed>) = 0 [pid 5859] close(5 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5859] <... close resumed>) = 0 [pid 5859] close(6 [pid 5846] close(4 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 5859] close(7 [pid 5846] rmdir("./0/file0" [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 5859] close(8 [pid 5846] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] close(9 [pid 5846] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5859] close(10 [pid 5846] unlink("./0/binderfs" [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... unlink resumed>) = 0 [pid 5859] close(11 [pid 5846] getdents64(3, [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5859] close(12 [pid 5846] close(3 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 5859] close(13 [pid 5846] rmdir("./0" [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 5859] close(14 [pid 5846] mkdir("./1", 0777 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... mkdir resumed>) = 0 [pid 5859] close(15 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(17 [pid 5859] close(16 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 3 [pid 5866] <... ioctl resumed>) = 0 [pid 5858] close(18 [pid 5865] <... ioctl resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] close(19 [pid 5866] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 79.054385][ T30] audit: type=1800 audit(1752057469.268:2): pid=5863 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048601 res=0 errno=0 [pid 5858] close(20 [pid 5862] <... futex resumed>) = 0 [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] <... futex resumed>) = 1 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5859] close(17 [pid 5846] <... ioctl resumed>) = 0 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 5859] close(18 [pid 5846] <... close resumed>) = 0 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5860] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] close(19 [pid 5858] close(21./strace-static-x86_64: Process 5873 attached [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... futex resumed>) = 0 [pid 5859] close(20 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 5 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] close(21) = -1 EBADF (Bad file descriptor) [pid 5866] <... openat resumed>) = 5 [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] close(22 [pid 5858] close(22 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5865] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] close(23 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] set_robust_list(0x55555b6506a0, 24 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... set_robust_list resumed>) = 0 [pid 5859] close(24 [pid 5873] chdir("./1" [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5865] <... openat resumed>) = 5 [pid 5858] close(23 [pid 5873] <... chdir resumed>) = 0 [pid 5866] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] close(25 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... prctl resumed>) = 0 [pid 5859] close(26 [pid 5873] setpgid(0, 0 [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... setpgid resumed>) = 0 [pid 5859] close(27 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... openat resumed>) = 3 [pid 5859] close(28) = -1 EBADF (Bad file descriptor) [pid 5859] close(29) = -1 EBADF (Bad file descriptor) [pid 5866] <... futex resumed>) = 1 [pid 5865] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5859] exit_group(0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] <... futex resumed>) = 1 [pid 5864] <... futex resumed>) = ? [pid 5862] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... exit_group resumed>) = ? [pid 5858] close(24 [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] +++ exited with 0 +++ [pid 5862] <... futex resumed>) = 0 [pid 5860] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] +++ exited with 0 +++ [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] write(3, "1000", 4 [pid 5866] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... futex resumed>) = 0 [pid 5858] close(25 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5873] <... write resumed>) = 4 [pid 5873] close(3) = 0 [pid 5873] symlink("/dev/binderfs", "./binderfs") = 0 [ 79.109324][ T30] audit: type=1800 audit(1752057469.308:3): pid=5864 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048602 res=0 errno=0 [pid 5873] write(1, "executing program\n", 18executing program ) = 18 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5858] close(26 [pid 5866] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5873] <... futex resumed>) = 0 [pid 5866] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5866] <... futex resumed>) = 1 [pid 5865] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5858] close(27 [pid 5850] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] newfstatat(3, "", [pid 5873] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5873] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] getdents64(3, [pid 5873] <... mprotect resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5866] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] <... futex resumed>) = 1 [pid 5862] close(3 [pid 5860] <... futex resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5865] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... close resumed>) = 0 [pid 5860] close(3 [pid 5858] close(28 [pid 5850] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 5874 attached [pid 5862] close(4 [pid 5860] <... close resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... clone3 resumed> => {parent_tid=[6]}, 88) = 6 [pid 5862] <... close resumed>) = 0 [pid 5860] close(4 [pid 5858] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] close(5 [pid 5860] <... close resumed>) = 0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./0/file0", [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... close resumed>) = 0 [pid 5860] close(5 [pid 5858] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5873] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... close resumed>) = 0 [pid 5858] <... exit_group resumed>) = ? [pid 5850] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... futex resumed>) = 0 [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5860] close(6 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5860] close(7 [pid 5850] newfstatat(4, "", [pid 5874] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5862] close(6 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5874] <... rseq resumed>) = 0 [pid 5863] <... futex resumed>) = ? [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(8 [pid 5850] getdents64(4, [pid 5874] set_robust_list(0x7f14d90289a0, 24 [pid 5862] close(7 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(9 [pid 5850] getdents64(4, [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] close(8 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(10 [pid 5850] close(4 [pid 5874] memfd_create("syzkaller", 0 [pid 5862] close(9 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(11 [pid 5850] rmdir("./0/file0" [pid 5862] close(10 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5874] <... memfd_create resumed>) = 3 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(12 [pid 5850] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5862] close(11 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... mmap resumed>) = 0x7f14d0c00000 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(13 [pid 5850] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5874] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5863] +++ exited with 0 +++ [pid 5862] close(12 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] +++ exited with 0 +++ [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(14 [pid 5850] unlink("./0/binderfs" [pid 5862] close(13 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(15 [pid 5850] getdents64(3, [pid 5848] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5862] close(14 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... write resumed>) = 131072 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(16 [pid 5850] close(3 [pid 5848] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5862] close(15 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(17 [pid 5850] rmdir("./0" [pid 5848] newfstatat(3, "", [pid 5862] close(16 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(18 [pid 5850] mkdir("./1", 0777 [pid 5848] getdents64(3, [pid 5874] munmap(0x7f14d0c00000, 138412032 [pid 5862] close(17 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(19 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... munmap resumed>) = 0 [pid 5862] close(18 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(20 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5862] close(19 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(21 [pid 5850] close(3 [pid 5862] close(20 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(22 [pid 5850] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5874] <... openat resumed>) = 4 [pid 5862] close(21 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached [pid 5874] ioctl(4, LOOP_SET_FD, 3 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(23 [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] set_robust_list(0x55555b6506a0, 24 [pid 5862] close(22 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 4 [ 79.147340][ T30] audit: type=1800 audit(1752057469.358:4): pid=5866 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048603 res=0 errno=0 [ 79.168333][ T30] audit: type=1800 audit(1752057469.358:5): pid=5865 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048604 res=0 errno=0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] <... set_robust_list resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(24 [pid 5848] newfstatat(AT_FDCWD, "./0/file0", [pid 5875] chdir("./1" [pid 5862] close(23 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] <... chdir resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(25 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5862] close(24 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] <... prctl resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(26 [pid 5875] setpgid(0, 0 [pid 5862] close(25 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] <... setpgid resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(27 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] close(26 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(28 [pid 5862] close(27 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 5875] <... openat resumed>) = 3 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] close(29 [pid 5862] close(28 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] exit_group(0 [pid 5848] newfstatat(4, "", [pid 5875] write(3, "1000", 4 [pid 5865] <... futex resumed>) = ? [pid 5862] close(29 [pid 5860] <... exit_group resumed>) = ? [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5875] <... write resumed>) = 4 [pid 5865] +++ exited with 0 +++ [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] +++ exited with 0 +++ [pid 5848] getdents64(4, [pid 5875] close(3 [pid 5862] exit_group(0 [pid 5875] <... close resumed>) = 0 [pid 5866] <... futex resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5875] symlink("/dev/binderfs", "./binderfs" [pid 5866] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5848] getdents64(4, [pid 5875] <... symlink resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5875] write(1, "executing program\n", 18 [pid 5848] close(4executing program [pid 5875] <... write resumed>) = 18 [pid 5848] <... close resumed>) = 0 [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rmdir("./0/file0") = 0 [pid 5875] <... futex resumed>) = 0 [pid 5874] <... ioctl resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5875] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5848] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] close(3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] <... close resumed>) = 0 [pid 5849] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5875] <... mmap resumed>) = 0x7f14d9008000 [pid 5874] close(4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5874] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] unlink("./0/binderfs" [pid 5847] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] <... mprotect resumed>) = 0 [pid 5874] mkdir("./file0", 0777 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... unlink resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... mkdir resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 5847] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5849] getdents64(3, [pid 5847] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5847] getdents64(3, [pid 5875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 5848] close(3./strace-static-x86_64: Process 5876 attached [ 79.227487][ T5874] loop2: detected capacity change from 0 to 256 [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5847] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] rmdir("./0" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./0/file0", [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5876] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5875] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5849] newfstatat(AT_FDCWD, "./0/file0", [pid 5848] mkdir("./1", 0777 [pid 5876] <... rseq resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5876] set_robust_list(0x7f14d90289a0, 24 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... openat resumed>) = 4 [pid 5876] memfd_create("syzkaller", 0) = 3 [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 3 [pid 5847] newfstatat(4, "", [pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5876] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... ioctl resumed>) = 0 [pid 5876] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... openat resumed>) = 4 [pid 5848] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5876] <... write resumed>) = 131072 [pid 5849] newfstatat(4, "", [pid 5848] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5876] munmap(0x7f14d0c00000, 138412032 [pid 5874] <... mount resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5876] <... munmap resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] getdents64(4, [pid 5847] getdents64(4, [pid 5876] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5874] <... openat resumed>) = 3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] close(4 [pid 5849] getdents64(4, [pid 5876] <... openat resumed>) = 4 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... close resumed>) = 0 [pid 5876] ioctl(4, LOOP_SET_FD, 3 [pid 5849] close(4 [pid 5847] rmdir("./0/file0" [pid 5874] chdir("./file0"./strace-static-x86_64: Process 5877 attached [ 79.273574][ T5874] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 79.286713][ T5874] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 79.309297][ T5874] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5877] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5877] chdir("./1") = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 [pid 5877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5847] <... rmdir resumed>) = 0 executing program [pid 5877] write(1, "executing program\n", 18 [pid 5874] <... chdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] <... write resumed>) = 18 [pid 5876] <... ioctl resumed>) = 0 [pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] rmdir("./0/file0" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5876] close(3 [pid 5847] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5876] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5876] close(4 [pid 5874] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] unlink("./0/binderfs" [pid 5877] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5876] <... close resumed>) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... unlink resumed>) = 0 [pid 5877] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5876] mkdir("./file0", 0777 [pid 5874] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5847] getdents64(3, [pid 5877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] openat(AT_FDCWD, ".", O_RDONLY [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] close(3 [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5876] <... mkdir resumed>) = 0 [pid 5874] <... openat resumed>) = 4 [pid 5849] unlink("./0/binderfs" [pid 5847] <... close resumed>) = 0 [pid 5877] <... mmap resumed>) = 0x7f14d9008000 [pid 5876] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5874] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... unlink resumed>) = 0 [pid 5847] rmdir("./0" [pid 5877] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5874] <... futex resumed>) = 1 [pid 5877] <... mprotect resumed>) = 0 [pid 5874] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... rmdir resumed>) = 0 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5873] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 5847] mkdir("./1", 0777 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5849] <... close resumed>) = 0 [pid 5873] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... openat resumed>) = 3 [pid 5849] rmdir("./0" [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5873] <... futex resumed>) = 1 [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5874] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5849] mkdir("./1", 0777 [pid 5847] close(3 [pid 5877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[5]}, 88) = 5 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5878 attached NULL, 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 5878] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5849] <... mkdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] <... rseq resumed>) = 0 [ 79.335475][ T5876] loop4: detected capacity change from 0 to 256 [ 79.364727][ T5876] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5877] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 3 [pid 5878] set_robust_list(0x7f14d90289a0, 24 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5878] <... set_robust_list resumed>) = 0 [pid 5878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5878] memfd_create("syzkaller", 0 [pid 5849] close(3 [pid 5878] <... memfd_create resumed>) = 3 [pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5874] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5874] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 4 [pid 5874] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached [pid 5874] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5873] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] set_robust_list(0x55555b6506a0, 24 [pid 5873] <... futex resumed>) = 0 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5874] <... openat resumed>) = 5 ./strace-static-x86_64: Process 5880 attached [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] chdir("./1") = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3) = 0 [pid 5879] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5879] write(1, "executing program\n", 18) = 18 [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5879] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5881 attached [ 79.383710][ T5876] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 79.400757][ T30] audit: type=1800 audit(1752057469.618:6): pid=5874 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048605 res=0 errno=0 [pid 5881] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5879] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 4 [pid 5880] set_robust_list(0x55555b6506a0, 24 [pid 5878] <... mmap resumed>) = 0x7f14d0c00000 [pid 5874] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5878] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5874] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5880] chdir("./1" [pid 5878] <... write resumed>) = 131072 [pid 5874] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... chdir resumed>) = 0 [pid 5878] munmap(0x7f14d0c00000, 138412032 [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] <... futex resumed>) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] <... munmap resumed>) = 0 [pid 5874] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5873] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... prctl resumed>) = 0 [pid 5878] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5874] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5880] setpgid(0, 0 [pid 5878] <... openat resumed>) = 4 [pid 5874] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... setpgid resumed>) = 0 [pid 5878] ioctl(4, LOOP_SET_FD, 3 [pid 5874] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5881] <... rseq resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] close(3 [pid 5880] <... openat resumed>) = 3 [pid 5873] <... close resumed>) = 0 [pid 5880] write(3, "1000", 4 [pid 5873] close(4 [pid 5880] <... write resumed>) = 4 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] <... close resumed>) = 0 [pid 5881] set_robust_list(0x7f14d90289a0, 24 [pid 5880] close(3 [pid 5879] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] close(5 [pid 5880] <... close resumed>) = 0 [pid 5873] <... close resumed>) = 0 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5880] symlink("/dev/binderfs", "./binderfs" [pid 5879] <... futex resumed>) = 0 [pid 5873] close(6 [pid 5881] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] <... symlink resumed>) = 0 executing program [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] write(1, "executing program\n", 18 [pid 5873] close(7 [pid 5880] <... write resumed>) = 18 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] close(8 [pid 5880] <... futex resumed>) = 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5873] close(9 [pid 5880] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5873] close(10 [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5873] close(11 [pid 5881] memfd_create("syzkaller", 0 [pid 5880] <... mmap resumed>) = 0x7f14d9008000 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5873] close(12 [pid 5881] <... memfd_create resumed>) = 3 [pid 5880] <... mprotect resumed>) = 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5873] close(13) = -1 EBADF (Bad file descriptor) [pid 5873] close(14 [pid 5880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5873] close(15) = -1 EBADF (Bad file descriptor) [pid 5873] close(16./strace-static-x86_64: Process 5883 attached ) = -1 EBADF (Bad file descriptor) [pid 5883] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5880] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5873] close(17 [pid 5883] <... rseq resumed>) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] set_robust_list(0x7f14d90289a0, 24 [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] close(18 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5880] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] <... futex resumed>) = 0 [pid 5873] close(19 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] memfd_create("syzkaller", 0 [pid 5873] close(20) = -1 EBADF (Bad file descriptor) [pid 5873] close(21) = -1 EBADF (Bad file descriptor) [pid 5873] close(22) = -1 EBADF (Bad file descriptor) [pid 5873] close(23 [pid 5883] <... memfd_create resumed>) = 3 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(24 [pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] <... mmap resumed>) = 0x7f14d0c00000 [pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] close(25) = -1 EBADF (Bad file descriptor) [pid 5881] <... mmap resumed>) = 0x7f14d0c00000 [pid 5873] close(26) = -1 EBADF (Bad file descriptor) [pid 5873] close(27) = -1 EBADF (Bad file descriptor) [pid 5873] close(28) = -1 EBADF (Bad file descriptor) [pid 5873] close(29) = -1 EBADF (Bad file descriptor) [pid 5883] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5873] exit_group(0 [pid 5881] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5874] <... futex resumed>) = ? [pid 5873] <... exit_group resumed>) = ? [pid 5881] <... write resumed>) = 131072 [pid 5874] +++ exited with 0 +++ [pid 5881] munmap(0x7f14d0c00000, 138412032 [pid 5876] <... mount resumed>) = 0 [pid 5873] +++ exited with 0 +++ [pid 5883] <... write resumed>) = 131072 [pid 5881] <... munmap resumed>) = 0 [pid 5876] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5883] munmap(0x7f14d0c00000, 138412032 [pid 5846] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5878] <... ioctl resumed>) = 0 [pid 5876] <... openat resumed>) = 3 [pid 5883] <... munmap resumed>) = 0 [pid 5881] <... openat resumed>) = 4 [pid 5878] close(3 [ 79.430496][ T5876] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 79.470585][ T5878] loop1: detected capacity change from 0 to 256 [pid 5876] chdir("./file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] ioctl(4, LOOP_SET_FD, 3 [pid 5876] <... chdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5878] <... close resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... openat resumed>) = 3 [pid 5878] close(4 [pid 5846] newfstatat(3, "", [pid 5878] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5883] <... openat resumed>) = 4 [pid 5878] mkdir("./file0", 0777 [pid 5876] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] getdents64(3, [pid 5878] <... mkdir resumed>) = 0 [pid 5876] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] ioctl(4, LOOP_SET_FD, 3 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5876] openat(AT_FDCWD, ".", O_RDONLY [pid 5875] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... openat resumed>) = 4 [pid 5875] <... futex resumed>) = 0 [pid 5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5876] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5876] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5875] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5881] <... ioctl resumed>) = 0 [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] close(3 [pid 5876] <... ioctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5876] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(AT_FDCWD, "./1/file0", [pid 5881] <... close resumed>) = 0 [ 79.505033][ T5881] loop0: detected capacity change from 0 to 256 [ 79.528552][ T5883] loop3: detected capacity change from 0 to 256 [pid 5881] close(4 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5881] <... close resumed>) = 0 [pid 5876] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5875] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] mkdir("./file0", 0777 [pid 5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] <... mkdir resumed>) = 0 [pid 5876] <... openat resumed>) = 5 [pid 5875] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5881] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... openat resumed>) = 4 [pid 5876] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(4, "", [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5876] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = 0 [pid 5846] getdents64(4, [pid 5876] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5875] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5883] <... ioctl resumed>) = 0 [pid 5846] getdents64(4, [pid 5883] close(3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5883] <... close resumed>) = 0 [pid 5846] close(4 [pid 5883] close(4 [pid 5846] <... close resumed>) = 0 [ 79.549656][ T5878] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 79.562744][ T30] audit: type=1800 audit(1752057469.768:7): pid=5876 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048606 res=0 errno=0 [ 79.587627][ T5881] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5883] <... close resumed>) = 0 [pid 5876] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] rmdir("./1/file0") = 0 [pid 5883] mkdir("./file0", 0777 [pid 5876] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5883] <... mkdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./1/binderfs" [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5876] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] close(3) = 0 [pid 5846] getdents64(3, [pid 5883] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5875] close(4 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3 [pid 5875] <... close resumed>) = 0 [pid 5875] close(5 [pid 5846] <... close resumed>) = 0 [pid 5875] <... close resumed>) = 0 [pid 5846] rmdir("./1" [pid 5875] close(6 [pid 5846] <... rmdir resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./2", 0777 [pid 5875] close(7 [pid 5846] <... mkdir resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(8 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 3 [pid 5875] close(9 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... ioctl resumed>) = 0 [pid 5875] close(10 [pid 5846] close(3) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5875] close(11./strace-static-x86_64: Process 5884 attached ) = -1 EBADF (Bad file descriptor) [pid 5875] close(12 [pid 5884] set_robust_list(0x55555b6506a0, 24 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 7 [pid 5875] close(13 [pid 5884] <... set_robust_list resumed>) = 0 [ 79.591430][ T5878] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 79.614813][ T5881] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 79.632796][ T5883] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5884] chdir("./2" [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... chdir resumed>) = 0 [pid 5875] close(14) = -1 EBADF (Bad file descriptor) [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 79.652438][ T5883] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5875] close(15 [pid 5884] setpgid(0, 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(16 [pid 5884] <... setpgid resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5878] <... mount resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] close(3 [pid 5878] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5875] close(17) = -1 EBADF (Bad file descriptor) [pid 5884] <... close resumed>) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs" [pid 5875] close(18executing program [pid 5884] <... symlink resumed>) = 0 [pid 5878] <... openat resumed>) = 3 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] write(1, "executing program\n", 18 [pid 5875] close(19 [pid 5884] <... write resumed>) = 18 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] chdir("./file0" [pid 5875] close(20 [pid 5884] <... futex resumed>) = 0 [pid 5878] <... chdir resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5875] close(21 [pid 5884] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5875] close(22 [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5875] close(23 [pid 5884] <... mmap resumed>) = 0x7f14d9008000 [pid 5878] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5878] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] close(24 [pid 5884] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5881] <... mount resumed>) = 0 [pid 5878] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... mprotect resumed>) = 0 [pid 5881] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5878] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5875] close(25 [pid 5884] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] <... openat resumed>) = 3 [pid 5878] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] chdir("./file0" [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5881] <... chdir resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5875] close(26 [pid 5881] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5885 attached [pid 5881] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] openat(AT_FDCWD, ".", O_RDONLY [pid 5875] close(27 [pid 5881] <... futex resumed>) = 1 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5885] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5881] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5879] <... futex resumed>) = 0 [pid 5875] close(28 [pid 5884] <... clone3 resumed> => {parent_tid=[8]}, 88) = 8 [pid 5885] <... rseq resumed>) = 0 [pid 5879] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5885] set_robust_list(0x7f14d90289a0, 24 [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 1 [pid 5875] close(29 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] openat(AT_FDCWD, ".", O_RDONLY [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] <... futex resumed>) = 0 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] exit_group(0 [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5881] <... openat resumed>) = 4 [pid 5876] <... futex resumed>) = ? [pid 5875] <... exit_group resumed>) = ? [pid 5885] memfd_create("syzkaller", 0 [pid 5881] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... openat resumed>) = 4 [pid 5876] +++ exited with 0 +++ [pid 5875] +++ exited with 0 +++ [pid 5885] <... memfd_create resumed>) = 3 [pid 5881] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [ 79.676898][ T5878] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 79.678221][ T5881] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 79.707927][ T5883] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5878] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5881] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5879] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5885] <... mmap resumed>) = 0x7f14d0c00000 [pid 5881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] <... futex resumed>) = 0 [pid 5878] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5881] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5878] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] <... mount resumed>) = 0 [pid 5885] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5883] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5883] <... openat resumed>) = 3 [pid 5883] chdir("./file0" [pid 5850] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] <... chdir resumed>) = 0 [pid 5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] <... openat resumed>) = 3 [pid 5885] <... write resumed>) = 131072 [pid 5883] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5881] <... ioctl resumed>) = 0 [pid 5878] <... ioctl resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5885] munmap(0x7f14d0c00000, 138412032 [pid 5881] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5885] <... munmap resumed>) = 0 [pid 5883] <... futex resumed>) = 1 [pid 5881] <... futex resumed>) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5878] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5885] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5883] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... openat resumed>) = 4 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] <... futex resumed>) = 0 [pid 5878] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5877] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 5885] ioctl(4, LOOP_SET_FD, 3 [pid 5883] openat(AT_FDCWD, ".", O_RDONLY [pid 5881] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5880] <... futex resumed>) = 0 [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... openat resumed>) = 5 [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5881] <... openat resumed>) = 5 [pid 5850] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5878] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5883] <... openat resumed>) = 4 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... futex resumed>) = 0 [pid 5883] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... futex resumed>) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5877] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5881] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = 0 [pid 5877] <... futex resumed>) = 1 [pid 5850] <... umount2 resumed>) = 0 [pid 5881] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5878] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5877] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5879] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5881] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5879] <... futex resumed>) = 0 [pid 5878] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] <... ioctl resumed>) = 0 [pid 5883] <... ioctl resumed>) = 0 [pid 5881] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5885] close(3 [pid 5883] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5878] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5885] <... close resumed>) = 0 [pid 5883] <... futex resumed>) = 1 [pid 5881] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] <... futex resumed>) = 0 [pid 5879] close(3 [pid 5885] close(4 [pid 5883] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... close resumed>) = 0 [pid 5877] <... close resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./1/file0", [pid 5885] <... close resumed>) = 0 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] <... futex resumed>) = 0 [pid 5879] close(4 [pid 5877] close(4 [ 79.779999][ T30] audit: type=1800 audit(1752057469.998:8): pid=5878 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048607 res=0 errno=0 [ 79.802374][ T5885] loop2: detected capacity change from 0 to 256 [pid 5885] mkdir("./file0", 0777 [pid 5883] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5883] <... openat resumed>) = 5 [pid 5883] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5880] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 5883] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = 0 [pid 5880] close(3) = 0 [pid 5880] close(4) = 0 [pid 5880] close(5) = 0 [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) [pid 5880] close(9) = -1 EBADF (Bad file descriptor) [pid 5880] close(10) = -1 EBADF (Bad file descriptor) [pid 5880] close(11 [pid 5883] <... futex resumed>) = 1 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] close(12) = -1 EBADF (Bad file descriptor) [pid 5880] close(13) = -1 EBADF (Bad file descriptor) [pid 5880] close(14) = -1 EBADF (Bad file descriptor) [pid 5880] close(15) = -1 EBADF (Bad file descriptor) [pid 5880] close(16) = -1 EBADF (Bad file descriptor) [pid 5880] close(17) = -1 EBADF (Bad file descriptor) [pid 5880] close(18) = -1 EBADF (Bad file descriptor) [pid 5880] close(19) = -1 EBADF (Bad file descriptor) [pid 5880] close(20) = -1 EBADF (Bad file descriptor) [pid 5880] close(21) = -1 EBADF (Bad file descriptor) [pid 5880] close(22) = -1 EBADF (Bad file descriptor) [pid 5880] close(23) = -1 EBADF (Bad file descriptor) [pid 5880] close(24) = -1 EBADF (Bad file descriptor) [pid 5880] close(25) = -1 EBADF (Bad file descriptor) [pid 5880] close(26) = -1 EBADF (Bad file descriptor) [pid 5880] close(27) = -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 5883] <... futex resumed>) = ? [pid 5880] <... exit_group resumed>) = ? [pid 5883] +++ exited with 0 +++ [pid 5885] <... mkdir resumed>) = 0 [pid 5880] +++ exited with 0 +++ [pid 5879] close(5 [pid 5877] <... close resumed>) = 0 [pid 5850] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5879] <... close resumed>) = 0 [pid 5877] close(5 [pid 5850] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5885] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5879] close(6 [pid 5877] <... close resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5850] newfstatat(4, "", [pid 5849] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(6 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5879] close(7 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5877] close(7 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5879] close(8 [pid 5877] close(8 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(4 [pid 5849] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] close(9 [pid 5850] <... close resumed>) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./1/file0" [pid 5849] <... openat resumed>) = 3 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 5877] close(10) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] close(11 [pid 5849] getdents64(3, [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5877] close(12 [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(13 [pid 5850] unlink("./1/binderfs" [pid 5849] <... umount2 resumed>) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [ 79.827647][ T30] audit: type=1800 audit(1752057470.028:9): pid=5881 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048608 res=0 errno=0 [ 79.859349][ T30] audit: type=1800 audit(1752057470.058:10): pid=5883 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048609 res=0 errno=0 [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5879] close(9 [pid 5877] close(14 [pid 5850] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(AT_FDCWD, "./1/file0", [pid 5879] close(10 [pid 5877] close(15 [pid 5850] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(16 [pid 5850] rmdir("./1" [pid 5879] close(11 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(17 [pid 5849] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(12 [pid 5877] close(18 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5879] close(13 [pid 5877] close(19 [pid 5850] mkdir("./2", 0777 [pid 5849] newfstatat(4, "", [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(14 [pid 5877] close(20 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] getdents64(4, [pid 5879] close(15 [pid 5877] close(21 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5879] close(16 [pid 5877] close(22 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] getdents64(4, [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(17 [pid 5850] <... ioctl resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5877] close(23 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 5849] close(4 [pid 5879] close(18 [pid 5877] close(24 [pid 5849] <... close resumed>) = 0 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(19 [pid 5849] rmdir("./1/file0" [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(25 [pid 5879] close(20 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(26 [pid 5879] close(21 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(27 [pid 5879] close(22 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(28 [pid 5879] close(23 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(29 [pid 5879] close(24 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(25 [pid 5877] exit_group(0 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(26 [pid 5878] <... futex resumed>) = ? [pid 5877] <... exit_group resumed>) = ? [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5878] +++ exited with 0 +++ [pid 5849] <... rmdir resumed>) = 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" [pid 5879] close(27 [pid 5877] +++ exited with 0 +++ [pid 5850] <... close resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5879] close(28 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] close(29 [pid 5849] getdents64(3, [pid 5879] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5879] exit_group(0 [pid 5849] close(3 [pid 5881] <... futex resumed>) = ? [pid 5879] <... exit_group resumed>) = ? [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... close resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] rmdir("./1") = 0 [pid 5849] mkdir("./2", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5881] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5849] <... ioctl resumed>) = 0 [pid 5848] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] close(3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 6 ./strace-static-x86_64: Process 5887 attached [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 6 [pid 5887] set_robust_list(0x55555b6506a0, 24) = 0 ./strace-static-x86_64: Process 5886 attached [pid 5887] chdir("./2" [pid 5848] newfstatat(3, "", [pid 5887] <... chdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [ 79.896020][ T5885] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 79.927444][ T5885] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] set_robust_list(0x55555b6506a0, 24 [pid 5848] getdents64(3, [pid 5847] <... restart_syscall resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3executing program ) = 0 [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5847] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5887] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... umount2 resumed>) = 0 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5887] <... mmap resumed>) = 0x7f14d9008000 [pid 5887] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... openat resumed>) = 3 [pid 5887] <... mprotect resumed>) = 0 [pid 5886] chdir("./2" [pid 5847] newfstatat(3, "", [pid 5887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5886] <... chdir resumed>) = 0 [pid 5847] getdents64(3, [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5886] <... prctl resumed>) = 0 [pid 5847] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5886] setpgid(0, 0 [pid 5885] <... mount resumed>) = 0 [pid 5887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5885] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 5888 attached [pid 5886] <... setpgid resumed>) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 5887] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5888] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] <... openat resumed>) = 3 [pid 5847] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] <... rseq resumed>) = 0 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] <... openat resumed>) = 3 [pid 5888] set_robust_list(0x7f14d90289a0, 24 [pid 5887] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] chdir("./file0" [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5886] write(3, "1000", 4 [pid 5885] <... chdir resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./1/file0", [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5886] <... write resumed>) = 4 [pid 5885] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5888] memfd_create("syzkaller", 0 [pid 5886] <... close resumed>) = 0 [pid 5885] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] newfstatat(AT_FDCWD, "./1/file0", [pid 5847] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5886] symlink("/dev/binderfs", "./binderfs" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5888] <... memfd_create resumed>) = 3 [pid 5886] <... symlink resumed>) = 0 [pid 5885] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program ) = 0x7f14d0c00000 [pid 5885] <... futex resumed>) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 4 [pid 5888] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5886] write(1, "executing program\n", 18 [pid 5885] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] newfstatat(4, "", [pid 5886] <... write resumed>) = 18 [pid 5884] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] getdents64(4, [pid 5886] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5885] openat(AT_FDCWD, ".", O_RDONLY [pid 5848] newfstatat(4, "", [pid 5847] getdents64(4, [pid 5886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5885] <... openat resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5885] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... write resumed>) = 131072 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... futex resumed>) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5847] close(4 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5884] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... mmap resumed>) = 0x7f14d9008000 [pid 5885] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5884] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5886] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(4, [pid 5888] munmap(0x7f14d0c00000, 138412032 [pid 5886] <... mprotect resumed>) = 0 [pid 5847] rmdir("./1/file0" [pid 5888] <... munmap resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, [pid 5847] <... rmdir resumed>) = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5885] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [ 79.956106][ T5885] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5885] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(4 [pid 5847] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5885] <... futex resumed>) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5884] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] <... openat resumed>) = 4 [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] ioctl(4, LOOP_SET_FD, 3 [pid 5885] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000./strace-static-x86_64: Process 5889 attached ) = 5 [pid 5848] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] rmdir("./1/file0" [pid 5847] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5886] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] unlink("./1/binderfs" [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5886] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... unlink resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5889] <... rseq resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5847] getdents64(3, [pid 5889] set_robust_list(0x7f14d90289a0, 24 [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5889] <... set_robust_list resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] unlink("./1/binderfs" [pid 5847] close(3 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] memfd_create("syzkaller", 0 [pid 5847] <... close resumed>) = 0 [pid 5889] <... memfd_create resumed>) = 3 [pid 5847] rmdir("./1" [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, [pid 5847] <... rmdir resumed>) = 0 [pid 5889] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5885] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5885] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5884] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5884] <... futex resumed>) = 0 [pid 5889] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5885] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] close(3 [pid 5847] mkdir("./2", 0777 [pid 5848] <... close resumed>) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5885] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] close(3 [pid 5848] rmdir("./1" [pid 5847] <... mkdir resumed>) = 0 [pid 5884] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5884] close(4 [pid 5848] mkdir("./2", 0777 [pid 5847] <... openat resumed>) = 3 [pid 5884] <... close resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5884] close(5 [pid 5847] <... ioctl resumed>) = 0 [pid 5889] <... write resumed>) = 131072 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] close(3 [pid 5889] munmap(0x7f14d0c00000, 138412032 [pid 5884] <... close resumed>) = 0 [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 5847] <... close resumed>) = 0 [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 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 [pid 5885] <... futex resumed>) = ? [pid 5884] <... exit_group resumed>) = ? [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5885] +++ exited with 0 +++ ./strace-static-x86_64: Process 5890 attached [pid 5884] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5890] set_robust_list(0x55555b6506a0, 24 [pid 5889] <... munmap resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 6 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5890] <... set_robust_list resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5890] chdir("./2" [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5888] <... ioctl resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5890] <... chdir resumed>) = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] close(3 [pid 5846] <... umount2 resumed>) = 0 [pid 5846] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] close(3 [ 80.018502][ T30] audit: type=1800 audit(1752057470.238:11): pid=5885 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048610 res=0 errno=0 [ 80.018649][ T5888] loop3: detected capacity change from 0 to 256 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5890] <... prctl resumed>) = 0 [pid 5889] <... openat resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5846] getdents64(4, [pid 5890] setpgid(0, 0 [pid 5889] ioctl(4, LOOP_SET_FD, 3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5890] <... setpgid resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./2/file0" [pid 5888] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5888] close(4 [pid 5846] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5888] <... close resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./2/binderfs", ./strace-static-x86_64: Process 5891 attached [pid 5890] <... openat resumed>) = 3 [pid 5888] mkdir("./file0", 0777 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5891] set_robust_list(0x55555b6506a0, 24 [pid 5890] write(3, "1000", 4 [pid 5888] <... mkdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 6 [pid 5846] unlink("./2/binderfs" [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] <... write resumed>) = 4 [pid 5846] <... unlink resumed>) = 0 [pid 5890] close(3 [pid 5888] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 executing program [pid 5846] rmdir("./2" [pid 5891] chdir("./2" [pid 5890] <... close resumed>) = 0 [pid 5889] <... ioctl resumed>) = 0 [pid 5891] <... chdir resumed>) = 0 [pid 5890] symlink("/dev/binderfs", "./binderfs" [pid 5889] close(3 [pid 5890] <... symlink resumed>) = 0 [pid 5889] <... close resumed>) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] close(4 [pid 5890] write(1, "executing program\n", 18 [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... write resumed>) = 18 [pid 5889] <... close resumed>) = 0 [pid 5891] setpgid(0, 0 [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] mkdir("./file0", 0777 [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./3", 0777 [pid 5890] <... futex resumed>) = 0 [pid 5889] <... mkdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5890] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5889] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 80.103866][ T5889] loop4: detected capacity change from 0 to 256 [ 80.130632][ T5888] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5890] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5891] <... setpgid resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] close(3) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 9 [pid 5891] <... openat resumed>) = 3 [pid 5890] <... mmap resumed>) = 0x7f14d9008000 [pid 5891] write(3, "1000", 4 [pid 5890] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5892 attached [pid 5892] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5892] chdir("./3") = 0 [pid 5891] <... write resumed>) = 4 [pid 5890] <... mprotect resumed>) = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] close(3 [pid 5892] <... prctl resumed>) = 0 [pid 5891] <... close resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5892] setpgid(0, 0 [pid 5891] symlink("/dev/binderfs", "./binderfs" [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5892] <... setpgid resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] <... symlink resumed>) = 0 [pid 5890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5891] write(1, "executing program\n", 18./strace-static-x86_64: Process 5893 attached [pid 5892] <... openat resumed>) = 3 [pid 5891] <... write resumed>) = 18 [pid 5892] write(3, "1000", 4 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5890] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... rseq resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5893] set_robust_list(0x7f14d90289a0, 24 [pid 5890] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5892] <... write resumed>) = 4 [pid 5891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5890] <... futex resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] close(3 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] <... close resumed>) = 0 [pid 5891] <... mmap resumed>) = 0x7f14d9008000 [pid 5892] symlink("/dev/binderfs", "./binderfs" [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] <... symlink resumed>) = 0 [pid 5891] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5893] memfd_create("syzkaller", 0 [pid 5892] write(1, "executing program\n", 18) = 18 [pid 5891] <... mprotect resumed>) = 0 [pid 5893] <... memfd_create resumed>) = 3 [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5892] <... futex resumed>) = 0 [pid 5892] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5893] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5892] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5892] <... mprotect resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5894 attached [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5892] <... clone3 resumed> => {parent_tid=[10]}, 88) = 10 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... write resumed>) = 131072 [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5894] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 5894] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5894] memfd_create("syzkaller", 0) = 3 [pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [ 80.152330][ T5889] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.169521][ T5888] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5894] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072./strace-static-x86_64: Process 5895 attached [pid 5893] munmap(0x7f14d0c00000, 138412032 [pid 5891] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5893] <... munmap resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5893] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5895] <... rseq resumed>) = 0 [pid 5894] <... write resumed>) = 131072 [pid 5893] <... openat resumed>) = 4 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5893] ioctl(4, LOOP_SET_FD, 3 [pid 5891] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5894] munmap(0x7f14d0c00000, 138412032 [pid 5891] <... futex resumed>) = 0 [pid 5895] memfd_create("syzkaller", 0 [pid 5893] <... ioctl resumed>) = 0 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5895] <... memfd_create resumed>) = 3 [pid 5893] close(3 [pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5893] <... close resumed>) = 0 [pid 5895] <... mmap resumed>) = 0x7f14d0c00000 [pid 5894] <... munmap resumed>) = 0 [pid 5893] close(4) = 0 [pid 5895] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5894] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5893] mkdir("./file0", 0777 [pid 5894] <... openat resumed>) = 4 [pid 5893] <... mkdir resumed>) = 0 [ 80.204795][ T5889] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 80.233372][ T5893] loop0: detected capacity change from 0 to 256 [ 80.235269][ T5888] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5894] ioctl(4, LOOP_SET_FD, 3 [pid 5893] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5894] <... ioctl resumed>) = 0 [pid 5894] close(3) = 0 [pid 5894] close(4) = 0 [pid 5894] mkdir("./file0", 0777) = 0 [pid 5894] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5888] <... mount resumed>) = 0 [pid 5888] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5888] chdir("./file0") = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5888] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5888] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] <... futex resumed>) = 0 [pid 5887] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5888] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5888] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5888] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [ 80.275353][ T5894] loop2: detected capacity change from 0 to 256 [ 80.277124][ T5889] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 80.296422][ T5893] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... write resumed>) = 131072 [pid 5895] munmap(0x7f14d0c00000, 138412032 [pid 5889] <... mount resumed>) = 0 [pid 5895] <... munmap resumed>) = 0 [pid 5889] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5895] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5889] <... openat resumed>) = 3 [pid 5895] ioctl(4, LOOP_SET_FD, 3 [pid 5889] chdir("./file0") = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5888] <... ioctl resumed>) = 0 [pid 5889] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... ioctl resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5888] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] close(3 [pid 5889] openat(AT_FDCWD, ".", O_RDONLY [pid 5887] <... futex resumed>) = 0 [pid 5887] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... openat resumed>) = 4 [pid 5889] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... close resumed>) = 0 [pid 5889] <... futex resumed>) = 0 [pid 5888] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5886] <... futex resumed>) = 0 [pid 5888] <... openat resumed>) = 5 [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] close(4 [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5887] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 80.324511][ T5894] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.325860][ T5893] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 80.351193][ T5895] loop1: detected capacity change from 0 to 256 [pid 5887] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5886] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... close resumed>) = 0 [pid 5888] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5886] <... futex resumed>) = 1 [pid 5895] mkdir("./file0", 0777 [pid 5889] <... futex resumed>) = 0 [pid 5888] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... mkdir resumed>) = 0 [pid 5889] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5895] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5893] <... mount resumed>) = 0 [pid 5889] <... ioctl resumed>) = 0 [pid 5888] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] close(3) = 0 [pid 5889] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] close(4) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5887] close(5 [pid 5886] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5887] <... close resumed>) = 0 [pid 5893] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5889] <... openat resumed>) = 5 [pid 5887] close(6 [pid 5886] <... futex resumed>) = 0 [pid 5887] <... close resumed>) = -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 [pid 5893] <... openat resumed>) = 3 [pid 5889] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] chdir("./file0" [pid 5887] close(10) = -1 EBADF (Bad file descriptor) [pid 5887] close(11) = -1 EBADF (Bad file descriptor) [pid 5893] <... chdir resumed>) = 0 [pid 5889] <... futex resumed>) = 0 [pid 5887] close(12 [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 80.372361][ T5893] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 80.380707][ T5894] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 80.403363][ T5895] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5886] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5893] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5887] close(13) = -1 EBADF (Bad file descriptor) [pid 5887] close(14 [pid 5889] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... futex resumed>) = 0 [pid 5893] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] close(15 [pid 5893] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] openat(AT_FDCWD, ".", O_RDONLY [pid 5890] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] close(16 [pid 5890] <... futex resumed>) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] <... openat resumed>) = 4 [pid 5893] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] close(17 [pid 5886] close(3 [pid 5893] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... close resumed>) = 0 [pid 5893] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] close(18 [pid 5886] close(4 [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... close resumed>) = 0 [pid 5893] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] close(19 [pid 5886] close(5) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(6 [pid 5887] close(20 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] close(21) = -1 EBADF (Bad file descriptor) [pid 5887] close(22 [pid 5886] close(7 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... close resumed>) = -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) [ 80.426136][ T5895] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 80.458875][ T5894] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5886] close(12 [pid 5893] <... ioctl resumed>) = 0 [pid 5887] close(23 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5893] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5887] close(24 [pid 5893] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(13 [pid 5893] <... openat resumed>) = 5 [pid 5887] close(25 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5887] close(26 [pid 5886] close(14 [pid 5893] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(15) = -1 EBADF (Bad file descriptor) [pid 5886] close(16 [pid 5890] <... futex resumed>) = 0 [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] close(27 [pid 5890] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5887] close(28) = -1 EBADF (Bad file descriptor) [pid 5893] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] close(29 [pid 5893] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(17 [pid 5893] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] close(3 [pid 5887] exit_group(0 [pid 5890] <... close resumed>) = 0 [pid 5887] <... exit_group resumed>) = ? [pid 5890] close(4) = 0 [pid 5888] <... futex resumed>) = ? [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(5) = 0 [pid 5888] +++ exited with 0 +++ [pid 5887] +++ exited with 0 +++ [pid 5886] close(18 [pid 5890] close(6) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5890] close(7 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(8 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(9 [pid 5886] close(19 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(10 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(11) = -1 EBADF (Bad file descriptor) [pid 5890] close(12) = -1 EBADF (Bad file descriptor) [pid 5886] close(20 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5890] close(13 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(21 [pid 5890] close(14 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(22 [pid 5849] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5890] close(15 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(23 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5890] close(16 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(24 [pid 5890] close(17 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(25 [pid 5890] close(18 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(26 [pid 5890] close(19 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 5894] <... mount resumed>) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(27 [pid 5890] close(20 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(28 [pid 5890] close(21 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(29 [pid 5894] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5890] close(22 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5894] <... openat resumed>) = 3 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] exit_group(0 [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] chdir("./file0" [pid 5890] close(23 [pid 5889] <... futex resumed>) = ? [pid 5886] <... exit_group resumed>) = ? [pid 5894] <... chdir resumed>) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5894] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5890] close(24 [pid 5895] <... mount resumed>) = 0 [pid 5894] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5894] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] close(25 [pid 5894] <... futex resumed>) = 1 [pid 5895] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5892] <... futex resumed>) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] <... openat resumed>) = 3 [pid 5894] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] close(26) = -1 EBADF (Bad file descriptor) [pid 5895] chdir("./file0" [pid 5890] close(27 [pid 5895] <... chdir resumed>) = 0 [pid 5892] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5894] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 1 [pid 5890] close(28 [pid 5895] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5894] openat(AT_FDCWD, ".", O_RDONLY [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... openat resumed>) = 4 [pid 5890] close(29 [pid 5850] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] <... futex resumed>) = 1 [pid 5894] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = 0 [pid 5895] openat(AT_FDCWD, ".", O_RDONLY [pid 5894] <... futex resumed>) = 1 [pid 5892] <... futex resumed>) = 0 [pid 5891] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] exit_group(0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5895] <... openat resumed>) = 4 [pid 5894] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... exit_group resumed>) = ? [pid 5850] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] <... futex resumed>) = ? [pid 5892] <... futex resumed>) = 0 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... futex resumed>) = 0 [pid 5894] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5895] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5894] <... ioctl resumed>) = 0 [pid 5891] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5894] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./2/file0", [pid 5850] newfstatat(3, "", [ 80.478348][ T5895] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5895] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5894] <... futex resumed>) = 1 [pid 5892] <... futex resumed>) = 0 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5892] <... futex resumed>) = 0 [pid 5894] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5850] getdents64(3, [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... openat resumed>) = 5 [pid 5893] +++ exited with 0 +++ [pid 5890] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5895] <... ioctl resumed>) = 0 [pid 5894] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5895] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5895] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5891] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... openat resumed>) = 5 [pid 5891] <... futex resumed>) = 0 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 1 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5891] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... openat resumed>) = 3 [pid 5892] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] newfstatat(3, "", [pid 5892] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5894] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5892] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5895] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5894] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5847] getdents64(3, [pid 5895] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5894] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5895] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 1 [pid 5892] <... futex resumed>) = 0 [pid 5847] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] <... futex resumed>) = 1 [pid 5894] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] close(3 [pid 5891] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5895] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] <... close resumed>) = 0 [pid 5891] close(3 [pid 5849] newfstatat(4, "", [pid 5892] close(4 [pid 5891] <... close resumed>) = 0 [pid 5892] <... close resumed>) = 0 [pid 5891] close(4 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5892] close(5 [pid 5891] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5892] <... close resumed>) = 0 [pid 5891] close(5 [pid 5849] getdents64(4, [pid 5891] <... close resumed>) = 0 [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 5892] close(6 [pid 5891] close(11 [pid 5850] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... umount2 resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(4, [pid 5892] close(7 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 5892] close(8) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(9 [pid 5891] close(12 [pid 5850] newfstatat(AT_FDCWD, "./2/file0", [pid 5849] <... close resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(10 [pid 5891] close(13 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] rmdir("./2/file0" [pid 5847] newfstatat(AT_FDCWD, "./2/file0", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(11 [pid 5891] close(14 [pid 5849] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(12 [pid 5891] close(15 [pid 5850] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(13 [pid 5891] close(16 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 4 [pid 5849] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5847] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5892] close(14 [pid 5891] close(17 [pid 5850] newfstatat(4, "", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... openat resumed>) = 4 [pid 5892] close(15 [pid 5891] close(18 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] unlink("./2/binderfs" [pid 5847] newfstatat(4, "", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5892] close(16 [pid 5891] close(19 [pid 5849] <... unlink resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5849] getdents64(3, [pid 5847] getdents64(4, [pid 5892] close(17 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(4 [pid 5849] close(3 [pid 5892] close(18 [pid 5850] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./2/file0" [pid 5849] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5892] close(19 [pid 5847] close(4 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(20 [pid 5891] close(20 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] rmdir("./2" [pid 5847] <... close resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./2/file0" [pid 5892] close(21 [pid 5891] close(21 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5891] close(22 [pid 5847] <... rmdir resumed>) = 0 [pid 5892] close(22 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(23 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./3", 0777 [pid 5847] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(23 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(24 [pid 5849] <... mkdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(24 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(25 [pid 5850] unlink("./2/binderfs" [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5892] close(25 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(26 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5847] unlink("./2/binderfs" [pid 5892] close(26 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(27 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5892] close(27 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 5849] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(28 [pid 5850] <... close resumed>) = 0 [pid 5849] close(3 [pid 5892] close(28 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./2" [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] <... close resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5847] close(3 [pid 5892] close(29) = -1 EBADF (Bad file descriptor) [pid 5892] exit_group(0) = ? [pid 5847] <... close resumed>) = 0 [pid 5847] rmdir("./2") = 0 [pid 5847] mkdir("./3", 0777 [pid 5850] mkdir("./3", 0777 [pid 5894] <... futex resumed>) = ? [pid 5891] close(29 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5894] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5891] exit_group(0 [pid 5895] <... futex resumed>) = ? [pid 5891] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5897 attached [pid 5895] +++ exited with 0 +++ [pid 5891] +++ exited with 0 +++ [pid 5850] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 8 [pid 5846] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5897] set_robust_list(0x55555b6506a0, 24 [pid 5850] close(3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(3, "", [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, [pid 5848] getdents64(3, [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5847] close(3 [pid 5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] chdir("./3") = 0 [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5897] setpgid(0, 0) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5897] write(3, "1000", 4) = 4 [pid 5850] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5897] close(3 [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5897] symlink("/dev/binderfs", "./binderfs" [pid 5848] newfstatat(AT_FDCWD, "./2/file0", [pid 5846] newfstatat(AT_FDCWD, "./3/file0", ./strace-static-x86_64: Process 5898 attached [pid 5897] <... symlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5899 attached [pid 5898] set_robust_list(0x55555b6506a0, 24 [pid 5897] write(1, "executing program\n", 18executing program [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 8 [pid 5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] set_robust_list(0x55555b6506a0, 24 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5897] <... write resumed>) = 18 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 8 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5899] <... set_robust_list resumed>) = 0 [pid 5898] chdir("./3" [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5899] chdir("./3" [pid 5898] <... chdir resumed>) = 0 [pid 5897] <... futex resumed>) = 0 [pid 5899] <... chdir resumed>) = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5848] <... openat resumed>) = 4 [pid 5846] <... openat resumed>) = 4 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] <... prctl resumed>) = 0 [pid 5897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] newfstatat(4, "", [pid 5846] newfstatat(4, "", [pid 5899] <... prctl resumed>) = 0 [pid 5898] setpgid(0, 0 [pid 5897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5899] setpgid(0, 0 [pid 5898] <... setpgid resumed>) = 0 [pid 5897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5899] <... setpgid resumed>) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] getdents64(4, [pid 5846] getdents64(4, [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5898] <... openat resumed>) = 3 [pid 5898] write(3, "1000", 4 [pid 5897] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5899] <... openat resumed>) = 3 [pid 5898] <... write resumed>) = 4 [pid 5897] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, [pid 5899] write(3, "1000", 4 [pid 5898] close(3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5899] <... write resumed>) = 4 [pid 5898] <... close resumed>) = 0 [pid 5897] <... mprotect resumed>) = 0 [pid 5848] getdents64(4, [pid 5846] close(4 [pid 5899] close(3 [pid 5898] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5899] <... close resumed>) = 0 [pid 5848] close(4 [pid 5846] <... close resumed>) = 0 [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... close resumed>) = 0 [pid 5846] rmdir("./3/file0" [pid 5899] <... symlink resumed>) = 0 [pid 5898] <... symlink resumed>) = 0 executing program [pid 5897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] rmdir("./2/file0" [pid 5846] <... rmdir resumed>) = 0 [pid 5899] write(1, "executing program\n", 18 [pid 5898] write(1, "executing program\n", 18executing program [pid 5899] <... write resumed>) = 18 [pid 5898] <... write resumed>) = 18 [pid 5848] <... rmdir resumed>) = 0 [pid 5897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5899] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5899] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5898] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5899] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] unlink("./3/binderfs" [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5898] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5899] <... mmap resumed>) = 0x7f14d9008000 [pid 5898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, ./strace-static-x86_64: Process 5900 attached [pid 5899] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5900] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5899] <... mprotect resumed>) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5900] <... rseq resumed>) = 0 [pid 5898] <... mmap resumed>) = 0x7f14d9008000 [pid 5900] set_robust_list(0x7f14d90289a0, 24 [pid 5898] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5900] <... set_robust_list resumed>) = 0 [pid 5898] <... mprotect resumed>) = 0 [pid 5900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5897] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5846] close(3 [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5897] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5846] <... close resumed>) = 0 ./strace-static-x86_64: Process 5901 attached [pid 5898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] rmdir("./3" [pid 5901] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5899] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5897] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] unlink("./2/binderfs"./strace-static-x86_64: Process 5902 attached [pid 5901] <... rseq resumed>) = 0 [pid 5900] <... futex resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5897] <... futex resumed>) = 1 [pid 5846] <... rmdir resumed>) = 0 [pid 5902] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5901] set_robust_list(0x7f14d90289a0, 24 [pid 5900] memfd_create("syzkaller", 0 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] <... unlink resumed>) = 0 [pid 5846] mkdir("./4", 0777 [pid 5902] <... rseq resumed>) = 0 [pid 5901] <... set_robust_list resumed>) = 0 [pid 5900] <... memfd_create resumed>) = 3 [pid 5899] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] getdents64(3, [pid 5902] set_robust_list(0x7f14d90289a0, 24 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] <... futex resumed>) = 0 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5898] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(3 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] memfd_create("syzkaller", 0 [pid 5900] <... mmap resumed>) = 0x7f14d0c00000 [pid 5898] <... futex resumed>) = 0 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5902] memfd_create("syzkaller", 0 [pid 5901] <... memfd_create resumed>) = 3 [pid 5900] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5898] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5902] <... memfd_create resumed>) = 3 [pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5848] rmdir("./2" [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5901] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] close(3 [pid 5902] <... mmap resumed>) = 0x7f14d0c00000 [pid 5901] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5902] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5900] <... write resumed>) = 131072 [pid 5848] mkdir("./3", 0777 [pid 5846] <... close resumed>) = 0 [pid 5901] <... write resumed>) = 131072 [pid 5902] <... write resumed>) = 131072 [pid 5900] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5900] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5903 attached [pid 5901] munmap(0x7f14d0c00000, 138412032 [pid 5900] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... openat resumed>) = 3 [pid 5903] set_robust_list(0x55555b6506a0, 24 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 11 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5903] chdir("./4" [pid 5902] munmap(0x7f14d0c00000, 138412032 [pid 5901] <... munmap resumed>) = 0 [pid 5900] <... openat resumed>) = 4 [pid 5848] close(3 [pid 5903] <... chdir resumed>) = 0 [pid 5902] <... munmap resumed>) = 0 [pid 5900] ioctl(4, LOOP_SET_FD, 3 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... close resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5901] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5902] <... openat resumed>) = 4 [pid 5901] ioctl(4, LOOP_SET_FD, 3 [pid 5903] <... prctl resumed>) = 0 [pid 5902] ioctl(4, LOOP_SET_FD, 3 [pid 5901] <... ioctl resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5903] setpgid(0, 0./strace-static-x86_64: Process 5905 attached ) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] set_robust_list(0x55555b6506a0, 24 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 8 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5903] <... openat resumed>) = 3 [pid 5905] chdir("./3" [pid 5903] write(3, "1000", 4 [pid 5905] <... chdir resumed>) = 0 [pid 5900] <... ioctl resumed>) = 0 [pid 5900] close(3 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] <... write resumed>) = 4 [pid 5905] <... prctl resumed>) = 0 [pid 5903] close(3 [pid 5900] <... close resumed>) = 0 [pid 5905] setpgid(0, 0 [pid 5903] <... close resumed>) = 0 [pid 5900] close(4 [pid 5905] <... setpgid resumed>) = 0 [pid 5903] symlink("/dev/binderfs", "./binderfs" [pid 5900] <... close resumed>) = 0 [pid 5900] mkdir("./file0", 0777 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] <... symlink resumed>) = 0 [pid 5900] <... mkdir resumed>) = 0 [pid 5900] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5905] <... openat resumed>) = 3 [ 80.764085][ T5900] loop3: detected capacity change from 0 to 256 [ 80.776649][ T5901] loop4: detected capacity change from 0 to 256 [ 80.787203][ T5902] loop0: detected capacity change from 0 to 256 [pid 5903] write(1, "executing program\n", 18executing program [pid 5905] write(3, "1000", 4 [pid 5903] <... write resumed>) = 18 [pid 5902] <... ioctl resumed>) = 0 [pid 5901] close(3 [pid 5905] <... write resumed>) = 4 [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] close(3 [pid 5903] <... futex resumed>) = 0 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5905] <... close resumed>) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5903] <... mmap resumed>) = 0x7f14d9008000 [pid 5905] write(1, "executing program\n", 18 [pid 5903] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5901] <... close resumed>) = 0 [pid 5901] close(4executing program [pid 5905] <... write resumed>) = 18 [pid 5903] <... mprotect resumed>) = 0 [pid 5902] close(3 [pid 5901] <... close resumed>) = 0 [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5902] <... close resumed>) = 0 [pid 5901] mkdir("./file0", 0777 [pid 5905] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5902] close(4 [pid 5901] <... mkdir resumed>) = 0 [pid 5905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5902] <... close resumed>) = 0 [pid 5901] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""./strace-static-x86_64: Process 5906 attached [pid 5905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5902] mkdir("./file0", 0777 [pid 5906] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] <... clone3 resumed> => {parent_tid=[12]}, 88) = 12 [pid 5906] <... rseq resumed>) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] set_robust_list(0x7f14d90289a0, 24 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5905] <... mmap resumed>) = 0x7f14d9008000 [pid 5903] <... futex resumed>) = 0 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5906] memfd_create("syzkaller", 0 [pid 5902] <... mkdir resumed>) = 0 [pid 5902] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5906] <... memfd_create resumed>) = 3 [pid 5905] <... mprotect resumed>) = 0 [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5906] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [ 80.809828][ T5900] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.831041][ T5901] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.847440][ T5900] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5907 attached [pid 5906] <... write resumed>) = 131072 [pid 5907] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5906] munmap(0x7f14d0c00000, 138412032 [pid 5905] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5906] <... munmap resumed>) = 0 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] <... rseq resumed>) = 0 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] set_robust_list(0x7f14d90289a0, 24 [pid 5905] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] memfd_create("syzkaller", 0 [pid 5906] <... openat resumed>) = 4 [pid 5907] <... memfd_create resumed>) = 3 [pid 5906] ioctl(4, LOOP_SET_FD, 3 [pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5907] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 5907] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5907] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5907] ioctl(4, LOOP_SET_FD, 3 [pid 5906] <... ioctl resumed>) = 0 [ 80.859075][ T5901] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 80.873686][ T5902] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.883791][ T5906] loop2: detected capacity change from 0 to 256 [ 80.895180][ T5901] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 80.900461][ T5907] loop1: detected capacity change from 0 to 256 [pid 5906] close(3) = 0 [pid 5906] close(4) = 0 [pid 5906] mkdir("./file0", 0777) = 0 [pid 5906] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5907] <... ioctl resumed>) = 0 [pid 5907] close(3) = 0 [pid 5907] close(4) = 0 [pid 5907] mkdir("./file0", 0777) = 0 [ 80.920261][ T5900] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 80.934568][ T5906] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.949005][ T5902] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5907] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5901] <... mount resumed>) = 0 [pid 5901] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5900] <... mount resumed>) = 0 [pid 5901] <... openat resumed>) = 3 [pid 5900] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5901] chdir("./file0" [pid 5900] chdir("./file0" [pid 5901] <... chdir resumed>) = 0 [pid 5900] <... chdir resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5900] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5901] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5900] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... mount resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5900] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] <... futex resumed>) = 0 [pid 5902] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5901] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... openat resumed>) = 3 [pid 5899] <... futex resumed>) = 0 [pid 5897] <... futex resumed>) = 0 [pid 5900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] openat(AT_FDCWD, ".", O_RDONLY [pid 5899] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... openat resumed>) = 4 [pid 5901] <... futex resumed>) = 0 [ 80.964867][ T5907] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 80.980886][ T5902] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 81.004194][ T5906] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5900] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] chdir("./file0" [pid 5901] openat(AT_FDCWD, ".", O_RDONLY [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... chdir resumed>) = 0 [pid 5901] <... openat resumed>) = 4 [pid 5900] <... futex resumed>) = 1 [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5902] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5902] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5902] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] <... futex resumed>) = 0 [pid 5901] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5898] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 1 [pid 5902] openat(AT_FDCWD, ".", O_RDONLY [pid 5898] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... openat resumed>) = 4 [pid 5902] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5902] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 81.041226][ T5907] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5902] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5901] <... ioctl resumed>) = 0 [pid 5900] <... ioctl resumed>) = 0 [pid 5901] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = 1 [pid 5900] <... futex resumed>) = 1 [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 5900] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = 1 [pid 5900] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 5900] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = 0 [pid 5897] close(3) = 0 [pid 5897] close(4) = 0 [pid 5897] close(5) = 0 [pid 5897] close(6) = -1 EBADF (Bad file descriptor) [pid 5897] close(7) = -1 EBADF (Bad file descriptor) [pid 5897] close(8) = -1 EBADF (Bad file descriptor) [pid 5897] close(9) = -1 EBADF (Bad file descriptor) [pid 5897] close(10) = -1 EBADF (Bad file descriptor) [pid 5897] close(11) = -1 EBADF (Bad file descriptor) [pid 5897] close(12) = -1 EBADF (Bad file descriptor) [pid 5897] close(13) = -1 EBADF (Bad file descriptor) [pid 5897] close(14) = -1 EBADF (Bad file descriptor) [pid 5897] close(15 [pid 5900] <... futex resumed>) = 1 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [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 5899] <... futex resumed>) = 0 [pid 5897] close(20 [pid 5899] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... close resumed>) = -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) [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 5900] <... futex resumed>) = ? [pid 5897] <... exit_group resumed>) = ? [pid 5900] +++ exited with 0 +++ [pid 5899] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5901] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... openat resumed>) = 5 [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 5898] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 5908 attached => {parent_tid=[10]}, 88) = 10 [pid 5908] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5901] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5908] <... rseq resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] set_robust_list(0x7f14d90079a0, 24 [pid 5901] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] <... mount resumed>) = 0 [pid 5901] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5899] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] <... mount resumed>) = 0 [pid 5906] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5902] <... ioctl resumed>) = 0 [pid 5901] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5897] +++ exited with 0 +++ [pid 5908] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5907] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5906] <... openat resumed>) = 3 [pid 5902] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5908] <... openat resumed>) = 5 [pid 5907] <... openat resumed>) = 3 [pid 5906] chdir("./file0" [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5908] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] chdir("./file0" [pid 5906] <... chdir resumed>) = 0 [pid 5902] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] close(3 [pid 5908] <... futex resumed>) = 1 [pid 5907] <... chdir resumed>) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5899] <... close resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5849] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5908] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] close(4 [pid 5898] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5902] <... futex resumed>) = 0 [pid 5899] <... close resumed>) = 0 [pid 5898] <... futex resumed>) = 1 [pid 5849] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5902] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5899] close(5 [pid 5898] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 3 [pid 5902] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5899] <... close resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 5907] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5906] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5902] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] close(6 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5906] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... futex resumed>) = 1 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 5907] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... futex resumed>) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5902] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] close(7 [pid 5898] close(3 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5903] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = 0 [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... futex resumed>) = 1 [pid 5906] openat(AT_FDCWD, ".", O_RDONLY [pid 5905] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5899] close(8 [pid 5898] close(4 [pid 5849] <... umount2 resumed>) = 0 [pid 5905] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = 0 [ 81.092353][ T5906] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 81.127074][ T5907] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... futex resumed>) = 0 [pid 5899] close(9 [pid 5898] close(5 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... openat resumed>) = 4 [pid 5898] <... close resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./3/file0", [pid 5899] close(10 [pid 5898] close(6 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5907] openat(AT_FDCWD, ".", O_RDONLY [pid 5906] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... openat resumed>) = 4 [pid 5906] <... futex resumed>) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5899] close(11 [pid 5898] close(7 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5903] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5907] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5899] close(12 [pid 5907] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5906] <... ioctl resumed>) = 0 [pid 5905] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(8 [pid 5849] <... openat resumed>) = 4 [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5906] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] close(13 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 5907] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5906] <... futex resumed>) = 0 [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(9 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5906] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5903] <... futex resumed>) = 0 [pid 5899] close(14 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(15) = -1 EBADF (Bad file descriptor) [pid 5899] close(16) = -1 EBADF (Bad file descriptor) [pid 5898] close(10 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5906] <... openat resumed>) = 5 [pid 5907] <... ioctl resumed>) = 0 [pid 5899] close(17 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5907] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(11 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5907] <... futex resumed>) = 1 [pid 5906] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5899] close(18 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 5907] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5906] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(12 [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] <... futex resumed>) = 0 [pid 5899] close(19 [pid 5849] <... close resumed>) = 0 [pid 5907] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... futex resumed>) = 0 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./3/file0" [pid 5907] <... openat resumed>) = 5 [pid 5906] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5903] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] close(20 [pid 5898] close(13 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(21 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(14 [pid 5906] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] close(22 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... futex resumed>) = 1 [pid 5849] <... rmdir resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5907] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] close(3 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(15 [pid 5849] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5903] <... close resumed>) = 0 [pid 5899] close(23 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] close(4 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] <... futex resumed>) = 0 [pid 5899] close(24 [pid 5907] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5905] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5899] close(25 [pid 5907] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5899] close(26 [pid 5907] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] close(3 [pid 5903] <... close resumed>) = 0 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(16 [pid 5905] <... close resumed>) = 0 [pid 5903] close(5 [pid 5899] close(27 [pid 5905] close(4 [pid 5903] <... close resumed>) = 0 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... close resumed>) = 0 [pid 5903] close(6 [pid 5899] close(28 [pid 5905] close(5 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(17 [pid 5905] <... close resumed>) = 0 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(29 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(6 [pid 5903] close(7 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(18 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] exit_group(0 [pid 5905] close(7 [pid 5903] close(8 [pid 5899] <... exit_group resumed>) = ? [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5901] <... futex resumed>) = ? [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(19 [pid 5905] close(8) = -1 EBADF (Bad file descriptor) [pid 5905] close(9) = -1 EBADF (Bad file descriptor) [pid 5905] close(10 [pid 5903] close(9 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(11) = -1 EBADF (Bad file descriptor) [pid 5905] close(12 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5901] +++ exited with 0 +++ [pid 5899] +++ exited with 0 +++ [pid 5898] close(20 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(13 [pid 5903] close(10 [pid 5898] close(21 [pid 5849] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5905] close(14 [pid 5903] close(11 [pid 5898] close(22 [pid 5850] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./3/binderfs" [pid 5905] close(15 [pid 5903] close(12 [pid 5898] close(23 [pid 5850] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... unlink resumed>) = 0 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5903] close(13 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5905] close(16 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(24 [pid 5850] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(14 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(17 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(25 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] close(3 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(15 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 5849] <... close resumed>) = 0 [pid 5905] close(18) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(26 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] rmdir("./3" [pid 5905] close(19 [pid 5903] close(16 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(27 [pid 5905] close(20 [pid 5903] close(17 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] mkdir("./4", 0777 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 5905] close(21) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5905] close(22 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(28 [pid 5850] <... umount2 resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(18 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] close(23 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(19 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./3/file0", [pid 5905] close(24 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5908] <... futex resumed>) = ? [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(20 [pid 5902] <... futex resumed>) = ? [pid 5898] <... exit_group resumed>) = ? [pid 5850] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] close(3 [pid 5908] +++ exited with 0 +++ [pid 5905] close(25 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5902] +++ exited with 0 +++ [pid 5898] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 [pid 5903] close(21 [pid 5850] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(22 [pid 5850] <... openat resumed>) = 4 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(4, "", [pid 5903] close(23 [pid 5905] close(26 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5903] close(24 [pid 5850] getdents64(4, [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5903] close(25 [pid 5850] getdents64(4, [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5903] close(26 [pid 5850] close(4 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] close(27 [pid 5850] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] close(27 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] close(28 [pid 5847] <... openat resumed>) = 3 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 5905] close(29 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5909 attached [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 5905] exit_group(0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5905] <... exit_group resumed>) = ? [pid 5847] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./3/file0" [pid 5909] set_robust_list(0x55555b6506a0, 24 [pid 5903] close(28 [pid 5907] <... futex resumed>) = ? [pid 5909] <... set_robust_list resumed>) = 0 [pid 5907] +++ exited with 0 +++ [pid 5905] +++ exited with 0 +++ [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 10 [pid 5909] chdir("./4" [pid 5903] close(29 [pid 5850] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] <... umount2 resumed>) = 0 [pid 5909] <... chdir resumed>) = 0 [pid 5903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] exit_group(0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5909] <... prctl resumed>) = 0 [pid 5906] <... futex resumed>) = ? [pid 5903] <... exit_group resumed>) = ? [pid 5850] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5848] <... restart_syscall resumed>) = 0 [pid 5909] setpgid(0, 0 [pid 5906] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] <... setpgid resumed>) = 0 [pid 5850] unlink("./3/binderfs" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... unlink resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./3/file0", [pid 5850] getdents64(3, [pid 5848] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5909] <... openat resumed>) = 3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5850] close(3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] write(3, "1000", 4 [pid 5850] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] <... write resumed>) = 4 [pid 5850] rmdir("./3" [pid 5848] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 4 [pid 5848] newfstatat(3, "", [pid 5847] newfstatat(4, "", [pid 5909] close(3 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5909] <... close resumed>) = 0 [pid 5850] mkdir("./4", 0777 [pid 5848] getdents64(3, [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5847] rmdir("./3/file0" [pid 5909] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... rmdir resumed>) = 0 [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5847] unlink("./3/binderfs" [pid 5909] <... symlink resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... umount2 resumed>) = 0 [pid 5846] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] write(1, "executing program\n", 18 [pid 5846] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] <... write resumed>) = 18 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5846] <... openat resumed>) = 3 [pid 5909] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... ioctl resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] close(3 [pid 5846] newfstatat(3, "", [pid 5909] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] getdents64(3, [pid 5909] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] newfstatat(AT_FDCWD, "./3/file0", [pid 5847] getdents64(3, [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5909] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5909] <... mprotect resumed>) = 0 [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... close resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] rmdir("./3" [pid 5848] <... openat resumed>) = 4 [pid 5847] <... rmdir resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5847] mkdir("./4", 0777./strace-static-x86_64: Process 5910 attached [pid 5909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 5911 attached [pid 5910] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 10 [pid 5848] getdents64(4, [pid 5847] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = 0 [pid 5911] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5909] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... rseq resumed>) = 0 [pid 5910] chdir("./4" [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] close(4 [pid 5911] set_robust_list(0x7f14d90289a0, 24 [pid 5910] <... chdir resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5909] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(AT_FDCWD, "./4/file0", [pid 5910] <... prctl resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5911] <... set_robust_list resumed>) = 0 [pid 5910] setpgid(0, 0 [pid 5909] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] rmdir("./3/file0" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5910] <... setpgid resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 5911] memfd_create("syzkaller", 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... memfd_create resumed>) = 3 [pid 5910] <... openat resumed>) = 3 [pid 5848] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5847] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5910] write(3, "1000", 4 [pid 5911] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5911] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5910] <... write resumed>) = 4 [pid 5846] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 5911] <... write resumed>) = 131072 [pid 5910] close(3 [pid 5846] <... openat resumed>) = 4 [pid 5846] newfstatat(4, "", [pid 5910] <... close resumed>) = 0 [pid 5910] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] unlink("./3/binderfs" [pid 5910] <... symlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5846] getdents64(4, [pid 5910] write(1, "executing program\n", 18 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5910] <... write resumed>) = 18 [pid 5846] getdents64(4, [pid 5848] getdents64(3, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] close(4 [pid 5910] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... close resumed>) = 0 [pid 5910] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] rmdir("./4/file0" [pid 5848] close(3) = 0 [pid 5848] rmdir("./3" [pid 5911] munmap(0x7f14d0c00000, 138412032 [pid 5910] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5910] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... rmdir resumed>) = 0 [pid 5846] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5911] <... munmap resumed>) = 0 [pid 5910] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5910] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] unlink("./4/binderfs" [pid 5848] mkdir("./4", 0777 [pid 5910] <... mprotect resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] getdents64(3, [pid 5911] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5910] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] close(3 [pid 5910] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... close resumed>) = 0 [pid 5910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5846] rmdir("./4"./strace-static-x86_64: Process 5913 attached ./strace-static-x86_64: Process 5912 attached [pid 5911] <... openat resumed>) = 4 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... rmdir resumed>) = 0 [pid 5912] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5910] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5846] mkdir("./5", 0777 [pid 5913] set_robust_list(0x55555b6506a0, 24 [pid 5912] <... rseq resumed>) = 0 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] ioctl(4, LOOP_SET_FD, 3 [pid 5848] <... openat resumed>) = 3 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 11 [pid 5846] <... mkdir resumed>) = 0 [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] set_robust_list(0x7f14d90289a0, 24 [pid 5910] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5912] <... set_robust_list resumed>) = 0 [pid 5910] <... futex resumed>) = 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] <... openat resumed>) = 3 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5912] memfd_create("syzkaller", 0 [pid 5911] <... ioctl resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5912] <... memfd_create resumed>) = 3 [pid 5911] close(3 [pid 5846] close(3 [pid 5912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5913] chdir("./4" [pid 5912] <... mmap resumed>) = 0x7f14d0c00000 [pid 5911] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5913] <... chdir resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5911] close(4 [pid 5912] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5911] <... close resumed>) = 0 [pid 5848] close(3 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5913] setpgid(0, 0) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5911] mkdir("./file0", 0777 [pid 5848] <... close resumed>) = 0 [pid 5913] <... openat resumed>) = 3 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5911] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5914 attached [pid 5913] write(3, "1000", 4 [pid 5912] <... write resumed>) = 131072 [pid 5911] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5914] set_robust_list(0x55555b6506a0, 24 [pid 5913] <... write resumed>) = 4 [pid 5913] close(3) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5913] write(1, "executing program\n", 18executing program [pid 5912] munmap(0x7f14d0c00000, 138412032./strace-static-x86_64: Process 5915 attached [pid 5914] <... set_robust_list resumed>) = 0 [pid 5913] <... write resumed>) = 18 [pid 5912] <... munmap resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 13 [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5915] chdir("./4" [pid 5913] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5915] <... chdir resumed>) = 0 [pid 5913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5912] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5912] <... openat resumed>) = 4 [pid 5915] <... prctl resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] setpgid(0, 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5912] ioctl(4, LOOP_SET_FD, 3 [pid 5914] chdir("./5" [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 10 [pid 5915] <... setpgid resumed>) = 0 [pid 5914] <... chdir resumed>) = 0 [pid 5913] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... mprotect resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5915] <... openat resumed>) = 3 [pid 5913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5915] write(3, "1000", 4 [pid 5913] <... clone3 resumed> => {parent_tid=[12]}, 88) = 12 [pid 5915] <... write resumed>) = 4 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] close(3 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5916 attached [pid 5915] <... close resumed>) = 0 [pid 5913] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] symlink("/dev/binderfs", "./binderfs" [pid 5913] <... futex resumed>) = 0 [pid 5915] <... symlink resumed>) = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}executing program [pid 5916] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5915] write(1, "executing program\n", 18 [pid 5916] <... rseq resumed>) = 0 [pid 5915] <... write resumed>) = 18 [pid 5916] set_robust_list(0x7f14d90289a0, 24 [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5914] <... prctl resumed>) = 0 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5916] memfd_create("syzkaller", 0 [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5915] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5916] <... memfd_create resumed>) = 3 [pid 5915] <... mprotect resumed>) = 0 [pid 5916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5914] setpgid(0, 0 [pid 5916] <... mmap resumed>) = 0x7f14d0c00000 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5914] <... setpgid resumed>) = 0 [pid 5916] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5915] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 ./strace-static-x86_64: Process 5917 attached [pid 5914] <... openat resumed>) = 3 [pid 5914] write(3, "1000", 4) = 4 [pid 5914] close(3 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] <... close resumed>) = 0 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5916] <... write resumed>) = 131072 [pid 5916] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 81.337033][ T5911] loop3: detected capacity change from 0 to 256 [ 81.370131][ T5911] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 81.377464][ T5912] loop4: detected capacity change from 0 to 256 [pid 5916] ioctl(4, LOOP_SET_FD, 3 [pid 5917] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5914] symlink("/dev/binderfs", "./binderfs" [pid 5912] <... ioctl resumed>) = 0 [pid 5912] close(3) = 0 [pid 5912] close(4) = 0 [pid 5912] mkdir("./file0", 0777) = 0 [pid 5912] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5917] <... rseq resumed>) = 0 [pid 5914] <... symlink resumed>) = 0 [pid 5917] set_robust_list(0x7f14d90289a0, 24 [pid 5914] write(1, "executing program\n", 18executing program ) = 18 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... futex resumed>) = 0 [pid 5917] memfd_create("syzkaller", 0 [pid 5914] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5917] <... memfd_create resumed>) = 3 [pid 5914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5917] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5916] <... ioctl resumed>) = 0 [pid 5914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5917] <... mmap resumed>) = 0x7f14d0c00000 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 81.412879][ T5916] loop0: detected capacity change from 0 to 256 [ 81.425301][ T5911] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 81.425511][ T5912] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5916] close(3) = 0 [pid 5916] close(4) = 0 [pid 5916] mkdir("./file0", 0777) = 0 [pid 5916] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5917] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5914] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5919 attached [pid 5917] <... write resumed>) = 131072 [pid 5919] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5914] <... clone3 resumed> => {parent_tid=[14]}, 88) = 14 [pid 5917] munmap(0x7f14d0c00000, 138412032 [pid 5919] <... rseq resumed>) = 0 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] set_robust_list(0x7f14d90289a0, 24 [pid 5914] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5919] <... set_robust_list resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] memfd_create("syzkaller", 0) = 3 [pid 5917] <... munmap resumed>) = 0 [pid 5919] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [ 81.456815][ T5916] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 81.470656][ T5916] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 81.483557][ T5912] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5919] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5917] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5917] ioctl(4, LOOP_SET_FD, 3 [pid 5919] <... write resumed>) = 131072 [pid 5919] munmap(0x7f14d0c00000, 138412032 [pid 5917] <... ioctl resumed>) = 0 [pid 5919] <... munmap resumed>) = 0 [pid 5912] <... mount resumed>) = 0 [pid 5912] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5912] chdir("./file0") = 0 [pid 5912] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5912] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... futex resumed>) = 0 [pid 5910] <... futex resumed>) = 1 [pid 5912] openat(AT_FDCWD, ".", O_RDONLY [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] <... openat resumed>) = 4 [pid 5912] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5919] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5917] close(3 [pid 5912] <... ioctl resumed>) = 0 [pid 5912] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... close resumed>) = 0 [pid 5912] <... futex resumed>) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5919] <... openat resumed>) = 4 [pid 5917] close(4 [pid 5912] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... close resumed>) = 0 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5910] <... futex resumed>) = 0 [pid 5919] ioctl(4, LOOP_SET_FD, 3 [pid 5912] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] <... openat resumed>) = 5 [pid 5912] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5912] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5910] <... futex resumed>) = 0 [pid 5912] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5910] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5916] <... mount resumed>) = 0 [pid 5912] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5917] mkdir("./file0", 0777 [pid 5912] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 81.507821][ T5912] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 81.521735][ T5917] loop1: detected capacity change from 0 to 256 [ 81.523725][ T5916] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 81.543719][ T5911] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5910] close(3 [pid 5916] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5910] <... close resumed>) = 0 [pid 5916] <... openat resumed>) = 3 [pid 5910] close(4) = 0 [pid 5916] chdir("./file0" [pid 5910] close(5 [pid 5916] <... chdir resumed>) = 0 [pid 5910] <... close resumed>) = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5910] close(6) = -1 EBADF (Bad file descriptor) [pid 5916] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5910] close(7) = -1 EBADF (Bad file descriptor) [pid 5910] close(8 [pid 5916] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5916] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5910] close(9 [pid 5916] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] <... futex resumed>) = 0 [pid 5910] close(10 [pid 5916] openat(AT_FDCWD, ".", O_RDONLY [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5917] <... mkdir resumed>) = 0 [pid 5916] <... openat resumed>) = 4 [pid 5910] close(11 [pid 5919] <... ioctl resumed>) = 0 [pid 5917] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5911] <... mount resumed>) = 0 [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5910] close(12) = -1 EBADF (Bad file descriptor) [pid 5910] close(13) = -1 EBADF (Bad file descriptor) [pid 5910] close(14) = -1 EBADF (Bad file descriptor) [pid 5910] close(15) = -1 EBADF (Bad file descriptor) [pid 5910] close(16) = -1 EBADF (Bad file descriptor) [ 81.572397][ T5919] loop2: detected capacity change from 0 to 256 [pid 5910] close(17) = -1 EBADF (Bad file descriptor) [pid 5910] close(18) = -1 EBADF (Bad file descriptor) [pid 5910] close(19) = -1 EBADF (Bad file descriptor) [pid 5910] close(20 [pid 5916] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5916] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5910] close(21 [pid 5916] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5913] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5913] <... futex resumed>) = 0 [pid 5910] close(22 [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5910] close(23) = -1 EBADF (Bad file descriptor) [pid 5910] close(24) = -1 EBADF (Bad file descriptor) [pid 5910] close(25) = -1 EBADF (Bad file descriptor) [pid 5910] close(26) = -1 EBADF (Bad file descriptor) [pid 5910] close(27) = -1 EBADF (Bad file descriptor) [pid 5910] close(28) = -1 EBADF (Bad file descriptor) [pid 5910] close(29) = -1 EBADF (Bad file descriptor) [pid 5910] exit_group(0) = ? [pid 5912] <... futex resumed>) = ? [pid 5919] close(3 [pid 5912] +++ exited with 0 +++ [pid 5911] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5910] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5919] <... close resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5911] <... openat resumed>) = 3 [pid 5919] close(4 [pid 5911] chdir("./file0" [pid 5919] <... close resumed>) = 0 [pid 5911] <... chdir resumed>) = 0 [pid 5919] mkdir("./file0", 0777 [pid 5911] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5911] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... openat resumed>) = 3 [pid 5919] <... mkdir resumed>) = 0 [pid 5911] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5850] getdents64(3, [pid 5919] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5911] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 81.627407][ T5917] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 81.660450][ T5917] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5909] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5911] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 1 [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5913] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 5913] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 5920 attached => {parent_tid=[13]}, 88) = 13 [pid 5911] openat(AT_FDCWD, ".", O_RDONLY [pid 5909] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5916] <... ioctl resumed>) = 0 [pid 5911] <... openat resumed>) = 4 [pid 5920] <... rseq resumed>) = 0 [pid 5911] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] set_robust_list(0x7f14d90079a0, 24 [pid 5916] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5911] <... futex resumed>) = 1 [pid 5909] <... futex resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5913] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] <... futex resumed>) = 0 [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5920] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5909] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... openat resumed>) = 5 [ 81.676268][ T5919] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 81.700955][ T5917] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5920] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5913] <... futex resumed>) = 1 [pid 5850] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5916] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5913] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5916] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] newfstatat(AT_FDCWD, "./4/file0", [pid 5916] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5920] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5850] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5916] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5913] close(4 [pid 5850] <... openat resumed>) = 4 [pid 5913] <... close resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5913] close(5 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5913] <... close resumed>) = 0 [pid 5850] getdents64(4, [pid 5913] close(6) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5913] close(7 [pid 5850] getdents64(4, [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5913] close(8 [pid 5850] close(4 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5913] close(9 [pid 5850] rmdir("./4/file0" [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5913] close(10 [pid 5850] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] close(11 [pid 5850] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5917] <... mount resumed>) = 0 [pid 5913] close(12 [pid 5917] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] unlink("./4/binderfs" [pid 5917] <... openat resumed>) = 3 [pid 5913] close(13 [pid 5850] <... unlink resumed>) = 0 [pid 5917] chdir("./file0" [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 5917] <... chdir resumed>) = 0 [pid 5913] close(14 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5917] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 5913] close(15 [pid 5850] <... close resumed>) = 0 [ 81.724210][ T5919] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5917] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./4" [pid 5917] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] close(16 [pid 5850] <... rmdir resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] mkdir("./5", 0777 [pid 5917] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] close(17 [pid 5909] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... mkdir resumed>) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] close(18 [pid 5850] <... openat resumed>) = 3 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5913] close(19) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5913] close(20) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 5913] close(21 [pid 5850] <... close resumed>) = 0 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5913] close(22) = -1 EBADF (Bad file descriptor) [pid 5913] close(23 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 12 [pid 5913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5913] close(24) = -1 EBADF (Bad file descriptor) [pid 5913] close(25) = -1 EBADF (Bad file descriptor) [pid 5913] close(26) = -1 EBADF (Bad file descriptor) [pid 5913] close(27) = -1 EBADF (Bad file descriptor) [pid 5913] close(28) = -1 EBADF (Bad file descriptor) [pid 5913] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5921 attached [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] exit_group(0 [pid 5909] <... futex resumed>) = 0 [pid 5921] set_robust_list(0x55555b6506a0, 24 [pid 5920] <... futex resumed>) = ? [pid 5917] openat(AT_FDCWD, ".", O_RDONLY [pid 5916] <... futex resumed>) = ? [pid 5913] <... exit_group resumed>) = ? [pid 5921] <... set_robust_list resumed>) = 0 [pid 5920] +++ exited with 0 +++ [pid 5917] <... openat resumed>) = 4 [pid 5916] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5911] <... ioctl resumed>) = 0 [pid 5921] chdir("./5" [pid 5917] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5921] <... chdir resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5909] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... prctl resumed>) = 0 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 0 [pid 5909] <... mprotect resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5921] setpgid(0, 0 [pid 5917] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5921] <... setpgid resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5847] <... openat resumed>) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5921] <... openat resumed>) = 3 [pid 5847] getdents64(3, ./strace-static-x86_64: Process 5922 attached [pid 5921] write(3, "1000", 4 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5922] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5921] <... write resumed>) = 4 [pid 5917] <... ioctl resumed>) = 0 [pid 5909] <... clone3 resumed> => {parent_tid=[12]}, 88) = 12 [pid 5847] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5917] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5847] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5917] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5915] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... openat resumed>) = 5 [pid 5915] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5917] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] close(3 [pid 5847] newfstatat(AT_FDCWD, "./4/file0", [pid 5922] <... rseq resumed>) = 0 [pid 5921] <... close resumed>) = 0 [pid 5919] <... mount resumed>) = 0 [pid 5922] set_robust_list(0x7f14d90079a0, 24 [pid 5917] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5921] symlink("/dev/binderfs", "./binderfs" [pid 5919] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5909] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... symlink resumed>) = 0 [pid 5919] <... openat resumed>) = 3 [pid 5917] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5915] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] write(1, "executing program\n", 18 [pid 5919] chdir("./file0" [pid 5917] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5847] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 5917] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... write resumed>) = 18 [pid 5919] <... chdir resumed>) = 0 [pid 5847] <... openat resumed>) = 4 [pid 5922] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5909] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] newfstatat(4, "", [pid 5917] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5921] <... futex resumed>) = 0 [pid 5919] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5915] close(4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5922] <... openat resumed>) = 5 [pid 5921] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5919] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5915] close(5 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5915] <... close resumed>) = 0 [pid 5847] close(4 [ 81.776425][ T5919] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5915] close(6 [pid 5847] <... close resumed>) = 0 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./4/file0" [pid 5915] close(7 [pid 5847] <... rmdir resumed>) = 0 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5915] close(8 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5921] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5919] <... futex resumed>) = 1 [pid 5915] close(9 [pid 5914] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5922] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5919] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5914] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] unlink("./4/binderfs" [pid 5922] <... futex resumed>) = 1 [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] close(10 [pid 5914] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5922] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5919] openat(AT_FDCWD, ".", O_RDONLY [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] getdents64(3, [pid 5921] <... mmap resumed>) = 0x7f14d9008000 [pid 5919] <... openat resumed>) = 4 [pid 5915] close(11 [pid 5911] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 1 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5921] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5919] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5911] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5909] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] close(3 [pid 5921] <... mprotect resumed>) = 0 [pid 5919] <... futex resumed>) = 1 [pid 5915] close(12 [pid 5914] <... futex resumed>) = 0 [pid 5911] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5847] <... close resumed>) = 0 [pid 5921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5919] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5914] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rmdir("./4" [pid 5921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] close(13 [pid 5914] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5909] <... futex resumed>) = 0 [pid 5921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5919] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] close(3./strace-static-x86_64: Process 5923 attached [pid 5915] close(14 [pid 5847] <... rmdir resumed>) = 0 [pid 5909] <... close resumed>) = 0 [pid 5923] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5921] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(4 [pid 5847] mkdir("./5", 0777 [pid 5923] <... rseq resumed>) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] close(15 [pid 5909] <... close resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5923] set_robust_list(0x7f14d90289a0, 24 [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(5 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5923] <... set_robust_list resumed>) = 0 [pid 5921] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] close(16 [pid 5909] <... close resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... futex resumed>) = 0 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(6 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5915] close(17 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... ioctl resumed>) = 0 [pid 5923] memfd_create("syzkaller", 0 [pid 5919] <... ioctl resumed>) = 0 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] close(18 [pid 5909] close(7 [pid 5923] <... memfd_create resumed>) = 3 [pid 5919] <... futex resumed>) = 1 [pid 5914] <... futex resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5919] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] close(8 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... futex resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... mmap resumed>) = 0x7f14d0c00000 [pid 5919] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] close(9 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(10 [pid 5915] close(19 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(11 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(20 [pid 5909] close(12 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(21 [pid 5909] close(13 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(14 [pid 5915] close(22 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(15 [pid 5923] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(16) = -1 EBADF (Bad file descriptor) [pid 5915] close(23 [pid 5909] close(17 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(24 [pid 5909] close(18 [pid 5847] close(3 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... write resumed>) = 131072 [pid 5919] <... openat resumed>) = 5 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] close(19 [pid 5847] <... close resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(25 [pid 5909] close(20 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(26) = -1 EBADF (Bad file descriptor) [pid 5909] close(21 [pid 5915] close(27 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(28 [pid 5909] close(22 [pid 5915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] close(29) = -1 EBADF (Bad file descriptor) [pid 5909] close(23 [pid 5915] exit_group(0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = ? [pid 5915] <... exit_group resumed>) = ? [pid 5909] close(24 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5923] munmap(0x7f14d0c00000, 138412032 [pid 5919] <... futex resumed>) = 1 [pid 5917] +++ exited with 0 +++ [pid 5915] +++ exited with 0 +++ [pid 5914] <... futex resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... munmap resumed>) = 0 [pid 5914] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] close(25 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5923] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5919] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5914] <... futex resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5924 attached [pid 5923] <... openat resumed>) = 4 [pid 5919] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5914] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] close(26 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 14 [pid 5924] set_robust_list(0x55555b6506a0, 24 [pid 5923] ioctl(4, LOOP_SET_FD, 3 [pid 5919] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... set_robust_list resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5914] close(3 [pid 5909] close(27 [pid 5848] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] chdir("./5") = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5924] setpgid(0, 0) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5914] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] close(28 [pid 5914] close(4 [pid 5924] write(3, "1000", 4 [pid 5914] <... close resumed>) = 0 [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5914] close(5 [pid 5909] close(29 [pid 5848] newfstatat(3, "", [pid 5909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... write resumed>) = 4 [pid 5914] <... close resumed>) = 0 [pid 5924] close(3 [pid 5919] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] close(6 [pid 5909] exit_group(0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5924] <... close resumed>) = 0 [pid 5922] <... futex resumed>) = ? [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5911] <... futex resumed>) = ? [pid 5909] <... exit_group resumed>) = ? [pid 5848] getdents64(3, [pid 5914] close(7 [pid 5911] +++ exited with 0 +++ [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5924] symlink("/dev/binderfs", "./binderfs" [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] <... symlink resumed>) = 0 [pid 5914] close(8executing program [pid 5924] write(1, "executing program\n", 18 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... write resumed>) = 18 [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] +++ exited with 0 +++ [pid 5914] close(9 [pid 5909] +++ exited with 0 +++ [pid 5848] <... umount2 resumed>) = 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] close(10 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./4/file0", [pid 5914] close(11) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5914] close(12 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5924] <... futex resumed>) = 0 [pid 5914] close(13 [pid 5848] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5924] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5914] close(14 [pid 5848] <... openat resumed>) = 4 [pid 5924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] close(15 [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5924] <... mmap resumed>) = 0x7f14d9008000 [pid 5914] close(16 [pid 5849] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(4, [pid 5924] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5923] <... ioctl resumed>) = 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5924] <... mprotect resumed>) = 0 [pid 5914] close(17 [pid 5849] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(4, [pid 5924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5923] close(3 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5923] <... close resumed>) = 0 [pid 5914] close(18 [pid 5849] newfstatat(3, "", [pid 5848] close(4 [pid 5924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5923] close(4 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5925 attached [pid 5923] <... close resumed>) = 0 [pid 5914] close(19 [pid 5849] getdents64(3, [pid 5848] <... close resumed>) = 0 [pid 5924] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5925] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5923] mkdir("./file0", 0777 [pid 5848] rmdir("./4/file0" [pid 5925] <... rseq resumed>) = 0 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] close(20 [pid 5849] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5925] set_robust_list(0x7f14d90289a0, 24 [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] <... mkdir resumed>) = 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 5914] close(21 [pid 5924] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] <... set_robust_list resumed>) = 0 [pid 5848] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] close(22 [pid 5923] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5914] close(23) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5914] close(24 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 81.892283][ T5923] loop4: detected capacity change from 0 to 256 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./4/binderfs" [pid 5914] close(25) = -1 EBADF (Bad file descriptor) [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] close(26 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [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 [pid 5925] memfd_create("syzkaller", 0 [pid 5914] close(27 [pid 5849] <... openat resumed>) = 4 [pid 5848] getdents64(3, [pid 5925] <... memfd_create resumed>) = 3 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5925] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5914] close(28 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5925] <... mmap resumed>) = 0x7f14d0c00000 [pid 5914] close(29 [pid 5848] close(3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, [pid 5925] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... close resumed>) = 0 [pid 5914] exit_group(0 [pid 5848] rmdir("./4" [pid 5919] <... futex resumed>) = ? [pid 5914] <... exit_group resumed>) = ? [pid 5849] close(4) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] rmdir("./4/file0") = 0 [pid 5849] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5919] +++ exited with 0 +++ [pid 5914] +++ exited with 0 +++ [pid 5849] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5848] mkdir("./5", 0777 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] unlink("./4/binderfs" [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] close(3) = 0 [ 81.938427][ T5923] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] rmdir("./4" [pid 5925] <... write resumed>) = 131072 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... restart_syscall resumed>) = 0 [pid 5849] mkdir("./5", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5846] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... ioctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3 [pid 5846] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] newfstatat(3, "", ./strace-static-x86_64: Process 5927 attached [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5927] set_robust_list(0x55555b6506a0, 24 [pid 5846] newfstatat(AT_FDCWD, "./5/file0", [pid 5927] <... set_robust_list resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 13 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5927] chdir("./5" [pid 5925] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... ioctl resumed>) = 0 [pid 5927] <... chdir resumed>) = 0 [pid 5925] <... munmap resumed>) = 0 [pid 5848] close(3 [pid 5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5927] <... prctl resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5848] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5927] setpgid(0, 0 [pid 5846] <... openat resumed>) = 4 [pid 5927] <... setpgid resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5925] <... openat resumed>) = 4 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5925] ioctl(4, LOOP_SET_FD, 3 [pid 5927] <... openat resumed>) = 3 [pid 5846] getdents64(4, [pid 5927] write(3, "1000", 4 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./5/file0") = 0 [pid 5846] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5927] <... write resumed>) = 4 [pid 5846] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5927] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5927] <... close resumed>) = 0 [pid 5846] unlink("./5/binderfs" [pid 5927] symlink("/dev/binderfs", "./binderfs" [pid 5846] <... unlink resumed>) = 0 executing program [pid 5927] <... symlink resumed>) = 0 [pid 5846] getdents64(3, [pid 5927] write(1, "executing program\n", 18 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5927] <... write resumed>) = 18 [pid 5846] close(3 [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... close resumed>) = 0 [pid 5927] <... futex resumed>) = 0 [pid 5846] rmdir("./5" [pid 5927] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] <... rmdir resumed>) = 0 [pid 5925] <... ioctl resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 12 ./strace-static-x86_64: Process 5928 attached [pid 5927] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] mkdir("./6", 0777 [pid 5927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... mkdir resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5928] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... openat resumed>) = 3 [pid 5927] <... mmap resumed>) = 0x7f14d9008000 [pid 5927] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5927] <... mprotect resumed>) = 0 [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] <... ioctl resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] close(3 [pid 5928] chdir("./5" [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5846] <... close resumed>) = 0 [ 81.986357][ T5923] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 82.026223][ T5925] loop0: detected capacity change from 0 to 256 ./strace-static-x86_64: Process 5929 attached [pid 5928] <... chdir resumed>) = 0 [pid 5925] close(3 [pid 5927] <... clone3 resumed> => {parent_tid=[14]}, 88) = 14 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5930 attached [pid 5929] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5929] <... rseq resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] set_robust_list(0x7f14d90289a0, 24 [pid 5927] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] set_robust_list(0x55555b6506a0, 24 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5927] <... futex resumed>) = 0 [pid 5930] <... set_robust_list resumed>) = 0 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 15 [pid 5930] chdir("./6" [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] memfd_create("syzkaller", 0 [pid 5930] <... chdir resumed>) = 0 [pid 5929] <... memfd_create resumed>) = 3 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5930] <... prctl resumed>) = 0 [pid 5929] <... mmap resumed>) = 0x7f14d0c00000 [pid 5930] setpgid(0, 0 [pid 5929] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5925] <... close resumed>) = 0 [pid 5930] <... setpgid resumed>) = 0 [pid 5928] <... prctl resumed>) = 0 [pid 5925] close(4 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] setpgid(0, 0 [pid 5925] <... close resumed>) = 0 [pid 5925] mkdir("./file0", 0777 [pid 5928] <... setpgid resumed>) = 0 [pid 5930] <... openat resumed>) = 3 [pid 5929] <... write resumed>) = 131072 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5925] <... mkdir resumed>) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5925] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5928] write(3, "1000", 4 [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 [pid 5930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5929] munmap(0x7f14d0c00000, 138412032) = 0 executing program [pid 5930] write(1, "executing program\n", 18 [pid 5929] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5930] <... write resumed>) = 18 [pid 5929] <... openat resumed>) = 4 [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] ioctl(4, LOOP_SET_FD, 3 [pid 5930] <... futex resumed>) = 0 [pid 5928] <... write resumed>) = 4 [pid 5923] <... mount resumed>) = 0 [pid 5930] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5930] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5928] close(3 [pid 5923] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5928] <... close resumed>) = 0 [pid 5923] <... openat resumed>) = 3 [pid 5923] chdir("./file0" [pid 5928] symlink("/dev/binderfs", "./binderfs" [pid 5923] <... chdir resumed>) = 0 [pid 5930] <... clone3 resumed> => {parent_tid=[16]}, 88) = 16 [pid 5928] <... symlink resumed>) = 0 [pid 5923] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 5931 attached [pid 5930] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... rseq resumed>) = 0 [pid 5930] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] set_robust_list(0x7f14d90289a0, 24 [pid 5930] <... futex resumed>) = 0 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5931] memfd_create("syzkaller", 0) = 3 [ 82.046590][ T5923] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 82.073246][ T5925] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.077437][ T5929] loop3: detected capacity change from 0 to 256 [pid 5931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5931] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5928] write(1, "executing program\n", 18 [pid 5923] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5931] <... write resumed>) = 131072 [pid 5931] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5931] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 executing program [pid 5931] ioctl(4, LOOP_SET_FD, 3 [pid 5928] <... write resumed>) = 18 [pid 5923] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5928] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5923] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] <... futex resumed>) = 0 [pid 5928] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5921] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5921] <... futex resumed>) = 1 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] openat(AT_FDCWD, ".", O_RDONLY [pid 5928] <... mmap resumed>) = 0x7f14d9008000 [pid 5923] <... openat resumed>) = 4 [pid 5928] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5929] <... ioctl resumed>) = 0 [pid 5923] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] close(3) = 0 [pid 5929] close(4) = 0 [pid 5929] mkdir("./file0", 0777) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5928] <... mprotect resumed>) = 0 [pid 5921] <... futex resumed>) = 0 [pid 5923] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5921] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5923] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5932 attached [pid 5931] <... ioctl resumed>) = 0 [pid 5931] close(3) = 0 [pid 5931] close(4) = 0 [pid 5931] mkdir("./file0", 0777) = 0 [ 82.113509][ T5925] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 82.122169][ T5931] loop2: detected capacity change from 0 to 256 [ 82.143542][ T5925] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5931] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5932] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5928] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5932] <... rseq resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5932] set_robust_list(0x7f14d90289a0, 24 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5932] memfd_create("syzkaller", 0) = 3 [pid 5932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5923] <... ioctl resumed>) = 0 [pid 5921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5923] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5921] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] <... futex resumed>) = 0 [pid 5932] <... write resumed>) = 131072 [pid 5923] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5932] munmap(0x7f14d0c00000, 138412032 [pid 5925] <... mount resumed>) = 0 [pid 5923] <... openat resumed>) = 5 [pid 5923] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... munmap resumed>) = 0 [pid 5925] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5923] <... futex resumed>) = 1 [pid 5921] <... futex resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5921] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... openat resumed>) = 4 [pid 5925] <... openat resumed>) = 3 [pid 5923] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5921] <... futex resumed>) = 0 [ 82.157707][ T5929] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.170249][ T5931] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.192044][ T5929] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5932] ioctl(4, LOOP_SET_FD, 3 [pid 5925] chdir("./file0" [pid 5923] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5921] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5925] <... chdir resumed>) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5923] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] close(3) = 0 [pid 5925] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5921] close(4 [pid 5925] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 82.215689][ T5931] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 82.225500][ T5932] loop1: detected capacity change from 0 to 256 [ 82.238544][ T5929] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5921] <... close resumed>) = 0 [pid 5932] <... ioctl resumed>) = 0 [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5921] close(5 [pid 5932] close(3 [pid 5925] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... close resumed>) = 0 [pid 5932] <... close resumed>) = 0 [pid 5925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] <... futex resumed>) = 0 [pid 5921] close(6 [pid 5932] close(4 [pid 5925] openat(AT_FDCWD, ".", O_RDONLY [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] <... close resumed>) = 0 [pid 5925] <... openat resumed>) = 4 [pid 5932] mkdir("./file0", 0777 [pid 5925] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] <... futex resumed>) = 1 [pid 5921] close(7) = -1 EBADF (Bad file descriptor) [pid 5924] <... futex resumed>) = 0 [pid 5921] close(8 [pid 5932] <... mkdir resumed>) = 0 [pid 5925] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5932] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] <... futex resumed>) = 0 [pid 5921] close(9 [pid 5925] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(10) = -1 EBADF (Bad file descriptor) [pid 5921] close(11) = -1 EBADF (Bad file descriptor) [pid 5921] close(12) = -1 EBADF (Bad file descriptor) [pid 5929] <... mount resumed>) = 0 [pid 5921] close(13 [pid 5929] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5929] chdir("./file0") = 0 [pid 5929] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5929] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5929] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 1 [pid 5929] openat(AT_FDCWD, ".", O_RDONLY [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... openat resumed>) = 4 [pid 5929] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] <... ioctl resumed>) = 0 [pid 5921] close(14 [pid 5931] <... mount resumed>) = 0 [pid 5925] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] close(15 [pid 5931] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5929] <... ioctl resumed>) = 0 [pid 5925] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5924] <... futex resumed>) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] <... openat resumed>) = 3 [pid 5929] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] chdir("./file0" [pid 5929] <... futex resumed>) = 1 [pid 5931] <... chdir resumed>) = 0 [pid 5929] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5927] <... futex resumed>) = 0 [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5927] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 1 [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5929] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... openat resumed>) = 5 [pid 5930] <... futex resumed>) = 0 [pid 5929] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... futex resumed>) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5929] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5927] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5927] <... futex resumed>) = 0 [pid 5929] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] openat(AT_FDCWD, ".", O_RDONLY [pid 5929] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] close(3 [pid 5931] <... openat resumed>) = 4 [pid 5927] <... close resumed>) = 0 [pid 5931] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] close(4 [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5927] <... close resumed>) = 0 [pid 5930] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] close(5 [pid 5921] close(16 [pid 5930] <... futex resumed>) = 0 [pid 5927] <... close resumed>) = 0 [pid 5925] <... openat resumed>) = 5 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 82.262030][ T5931] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 82.290894][ T5932] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5931] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] close(6 [pid 5921] close(17 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] close(7 [pid 5921] close(18 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] close(8 [pid 5921] close(19 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] close(9 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(20 [pid 5927] close(10) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] close(11) = -1 EBADF (Bad file descriptor) [pid 5925] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] close(21 [pid 5927] close(12 [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] close(22 [pid 5927] close(13 [pid 5924] <... futex resumed>) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] close(23 [pid 5927] close(14 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(24 [pid 5927] close(15 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(25 [pid 5927] close(16 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(26 [pid 5927] close(17 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(27 [pid 5927] close(18 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(28 [pid 5927] close(19 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(29 [pid 5927] close(20 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] exit_group(0 [pid 5927] close(21 [pid 5925] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5921] <... exit_group resumed>) = ? [pid 5923] <... futex resumed>) = ? [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] <... ioctl resumed>) = 0 [pid 5927] close(22 [pid 5925] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] +++ exited with 0 +++ [pid 5921] +++ exited with 0 +++ [pid 5931] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5927] close(23 [pid 5925] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] close(3 [pid 5931] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5930] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... close resumed>) = 0 [pid 5931] <... openat resumed>) = 5 [pid 5930] <... futex resumed>) = 0 [pid 5927] close(24 [pid 5924] close(4 [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... close resumed>) = 0 [pid 5927] close(25 [pid 5924] close(5 [pid 5931] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5927] close(26 [pid 5924] <... close resumed>) = 0 [pid 5930] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(6 [pid 5930] <... futex resumed>) = 0 [pid 5927] close(27 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(7 [pid 5927] close(28 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(8 [pid 5931] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5927] close(29 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(9 [pid 5927] exit_group(0 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5929] <... futex resumed>) = ? [pid 5927] <... exit_group resumed>) = ? [pid 5924] close(10 [pid 5929] +++ exited with 0 +++ [pid 5927] +++ exited with 0 +++ [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] close(11 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5931] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5924] close(12 [pid 5931] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] close(3 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5930] <... close resumed>) = 0 [pid 5924] close(13 [pid 5850] newfstatat(3, "", [pid 5930] close(4 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = 0 [ 82.347387][ T5932] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5924] close(14 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5930] close(5 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = 0 [pid 5924] close(15 [pid 5930] close(6 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(16 [pid 5930] close(7 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(17 [pid 5930] close(8 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(18 [pid 5930] close(9 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(19 [pid 5930] close(10 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(20 [pid 5930] close(11 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(21 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] close(12 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(22 [pid 5849] <... openat resumed>) = 3 [pid 5930] close(13 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 5849] newfstatat(3, "", [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(23 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5930] close(14 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(24 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5930] close(15 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(25 [pid 5930] close(16 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(26 [pid 5849] <... umount2 resumed>) = 0 [pid 5930] close(17 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(27 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] close(18 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./5/file0", [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] close(28 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5930] close(19 [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] close(20 [pid 5924] close(29 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5924] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5930] close(21 [pid 5924] exit_group(0 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 4 [pid 5930] close(22 [pid 5925] <... futex resumed>) = ? [pid 5924] <... exit_group resumed>) = ? [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 5930] close(23 [pid 5925] +++ exited with 0 +++ [pid 5924] +++ exited with 0 +++ [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5930] close(24 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5930] close(25 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 5930] close(26 [pid 5849] <... close resumed>) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./5/file0" [pid 5930] close(27 [pid 5849] <... rmdir resumed>) = 0 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] close(28 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5847] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5930] close(29 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] unlink("./5/binderfs" [pid 5847] newfstatat(3, "", [pid 5932] <... mount resumed>) = 0 [pid 5930] exit_group(0 [pid 5849] <... unlink resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [ 82.396741][ T5932] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5932] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5931] <... futex resumed>) = ? [pid 5930] <... exit_group resumed>) = ? [pid 5849] getdents64(3, [pid 5847] getdents64(3, [pid 5931] +++ exited with 0 +++ [pid 5930] +++ exited with 0 +++ [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] close(3 [pid 5847] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] rmdir("./5" [pid 5932] <... openat resumed>) = 3 [pid 5849] <... rmdir resumed>) = 0 [pid 5932] chdir("./file0" [pid 5849] mkdir("./6", 0777 [pid 5846] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5932] <... chdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5932] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 3 [pid 5932] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5847] <... umount2 resumed>) = 0 [pid 5932] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./5/file0", [pid 5846] newfstatat(3, "", [pid 5932] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5847] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5932] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] close(3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] openat(AT_FDCWD, ".", O_RDONLY [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... close resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./5/file0", [pid 5846] getdents64(3, [pid 5932] <... openat resumed>) = 4 [pid 5850] <... openat resumed>) = 4 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5932] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(4, "", [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5932] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(4, [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 15 [pid 5846] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5933 attached [pid 5932] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] getdents64(4, [pid 5847] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5933] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... openat resumed>) = 4 [pid 5850] close(4 [pid 5847] newfstatat(4, "", [pid 5850] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] rmdir("./5/file0" [pid 5847] getdents64(4, [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] getdents64(4, [pid 5933] <... set_robust_list resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5846] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] chdir("./6" [pid 5847] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] rmdir("./5/file0" [pid 5846] <... openat resumed>) = 4 [pid 5933] <... chdir resumed>) = 0 [pid 5932] <... ioctl resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5847] <... rmdir resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... prctl resumed>) = 0 [pid 5932] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5933] setpgid(0, 0 [pid 5932] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5928] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... setpgid resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5932] <... openat resumed>) = 5 [pid 5933] <... openat resumed>) = 3 [pid 5932] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] unlink("./5/binderfs" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(4, [pid 5933] write(3, "1000", 4 [pid 5932] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5933] <... write resumed>) = 4 [pid 5932] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] close(3 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] <... futex resumed>) = 0 [pid 5933] <... close resumed>) = 0 [pid 5932] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5928] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5932] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5933] symlink("/dev/binderfs", "./binderfs" [pid 5932] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5932] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] close(3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 executing program [pid 5846] getdents64(4, [pid 5928] <... close resumed>) = 0 [pid 5850] close(3 [pid 5847] unlink("./5/binderfs" [pid 5933] <... symlink resumed>) = 0 [pid 5928] close(4 [pid 5850] <... close resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5928] <... close resumed>) = 0 [pid 5850] rmdir("./5" [pid 5847] getdents64(3, [pid 5928] close(5 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] close(4 [pid 5928] <... close resumed>) = 0 [pid 5850] mkdir("./6", 0777 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5933] write(1, "executing program\n", 18 [pid 5928] close(6 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] close(3 [pid 5846] <... close resumed>) = 0 [pid 5933] <... write resumed>) = 18 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] <... close resumed>) = 0 [pid 5846] rmdir("./6/file0" [pid 5933] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] close(7 [pid 5850] <... openat resumed>) = 3 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5928] close(8) = -1 EBADF (Bad file descriptor) [pid 5928] close(9 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] rmdir("./5" [pid 5846] <... rmdir resumed>) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5928] close(10 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] close(3 [pid 5847] mkdir("./6", 0777 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5928] close(11 [pid 5933] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5847] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] unlink("./6/binderfs" [pid 5933] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5933] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5928] close(12 [pid 5933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 5846] getdents64(3, [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] close(13) = -1 EBADF (Bad file descriptor) [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5928] close(14 [pid 5933] <... mmap resumed>) = 0x7f14d9008000 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5933] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5928] close(15./strace-static-x86_64: Process 5934 attached ) = -1 EBADF (Bad file descriptor) [pid 5934] set_robust_list(0x55555b6506a0, 24 [pid 5933] <... mprotect resumed>) = 0 [pid 5928] close(16 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 14 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] close(3 [pid 5933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5928] close(17 [pid 5846] rmdir("./6" [pid 5934] chdir("./6" [pid 5933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./7", 0777./strace-static-x86_64: Process 5936 attached ./strace-static-x86_64: Process 5935 attached [pid 5928] close(18 [pid 5846] <... mkdir resumed>) = 0 [pid 5936] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5935] set_robust_list(0x55555b6506a0, 24 [pid 5933] <... clone3 resumed> => {parent_tid=[16]}, 88) = 16 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5936] <... rseq resumed>) = 0 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] close(19 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 16 [pid 5846] <... openat resumed>) = 3 [pid 5936] set_robust_list(0x7f14d90289a0, 24 [pid 5935] chdir("./6" [pid 5934] <... chdir resumed>) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5928] close(20 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5934] <... prctl resumed>) = 0 [pid 5933] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] close(21) = -1 EBADF (Bad file descriptor) [pid 5934] setpgid(0, 0 [pid 5928] close(22 [pid 5846] <... ioctl resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5937 attached [pid 5935] <... chdir resumed>) = 0 [pid 5937] set_robust_list(0x55555b6506a0, 24 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] <... set_robust_list resumed>) = 0 [pid 5935] <... prctl resumed>) = 0 [pid 5937] chdir("./7" [pid 5935] setpgid(0, 0) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 17 [pid 5937] <... chdir resumed>) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] close(23 [pid 5937] <... prctl resumed>) = 0 [pid 5936] memfd_create("syzkaller", 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... setpgid resumed>) = 0 [pid 5937] setpgid(0, 0 [pid 5935] symlink("/dev/binderfs", "./binderfs" [pid 5928] close(24 [pid 5937] <... setpgid resumed>) = 0 [pid 5936] <... memfd_create resumed>) = 3 [pid 5935] <... symlink resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5933] <... futex resumed>) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5934] <... openat resumed>) = 3 [pid 5933] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5928] close(25 [pid 5937] <... openat resumed>) = 3 [pid 5936] <... mmap resumed>) = 0x7f14d0c00000 [pid 5935] write(1, "executing program\n", 18 [pid 5934] write(3, "1000", 4 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] write(3, "1000", 4 [pid 5935] <... write resumed>) = 18 [pid 5928] close(26 [pid 5937] <... write resumed>) = 4 [pid 5936] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5934] <... write resumed>) = 4 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(3 [pid 5935] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] close(3 [pid 5928] close(27 [pid 5937] <... close resumed>) = 0 [pid 5935] <... futex resumed>) = 0 [pid 5937] symlink("/dev/binderfs", "./binderfs" [pid 5935] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5937] <... symlink resumed>) = 0 [pid 5935] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5934] <... close resumed>) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5934] symlink("/dev/binderfs", "./binderfs" [pid 5928] close(28 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 executing program [pid 5934] <... symlink resumed>) = 0 [pid 5928] close(29 [pid 5935] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5934] write(1, "executing program\n", 18 [pid 5928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] write(1, "executing program\n", 18 [pid 5935] <... mprotect resumed>) = 0 [pid 5934] <... write resumed>) = 18 [pid 5928] exit_group(0executing program [pid 5937] <... write resumed>) = 18 [pid 5936] <... write resumed>) = 131072 [pid 5935] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = ? [pid 5928] <... exit_group resumed>) = ? [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5932] +++ exited with 0 +++ [pid 5937] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, ./strace-static-x86_64: Process 5938 attached NULL, 8) = 0 [pid 5934] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5928] +++ exited with 0 +++ [pid 5938] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5935] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5938] <... rseq resumed>) = 0 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5938] set_robust_list(0x7f14d90289a0, 24 [pid 5937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] <... mmap resumed>) = 0x7f14d9008000 [pid 5935] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5937] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5936] munmap(0x7f14d0c00000, 138412032 [pid 5935] <... futex resumed>) = 0 [pid 5934] <... mmap resumed>) = 0x7f14d9008000 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] <... mprotect resumed>) = 0 [pid 5936] <... munmap resumed>) = 0 [pid 5935] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5936] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5938] memfd_create("syzkaller", 0 [pid 5937] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5936] <... openat resumed>) = 4 [pid 5938] <... memfd_create resumed>) = 3 [pid 5937] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5936] ioctl(4, LOOP_SET_FD, 3 [pid 5934] <... mprotect resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5938] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] newfstatat(3, "", [pid 5938] <... mmap resumed>) = 0x7f14d0c00000 [pid 5938] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5937] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 ./strace-static-x86_64: Process 5939 attached [pid 5937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5937] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5939] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5938] <... write resumed>) = 131072 [pid 5939] <... rseq resumed>) = 0 [pid 5938] munmap(0x7f14d0c00000, 138412032 [pid 5939] set_robust_list(0x7f14d90289a0, 24 [pid 5938] <... munmap resumed>) = 0 [pid 5936] <... ioctl resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5936] close(3 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] getdents64(3, [pid 5936] <... close resumed>) = 0 [pid 5934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5936] close(4 [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] <... close resumed>) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] mkdir("./file0", 0777 [pid 5939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 5940 attached [pid 5939] memfd_create("syzkaller", 0 [pid 5938] <... openat resumed>) = 4 [pid 5936] <... mkdir resumed>) = 0 [pid 5940] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5939] <... memfd_create resumed>) = 3 [pid 5938] ioctl(4, LOOP_SET_FD, 3 [pid 5936] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5934] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5940] <... rseq resumed>) = 0 [pid 5939] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5940] set_robust_list(0x7f14d90289a0, 24 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] <... set_robust_list resumed>) = 0 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5934] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] memfd_create("syzkaller", 0 [pid 5939] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5934] <... futex resumed>) = 0 [pid 5939] <... write resumed>) = 131072 [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5939] munmap(0x7f14d0c00000, 138412032 [pid 5940] <... memfd_create resumed>) = 3 [pid 5938] <... ioctl resumed>) = 0 [pid 5939] <... munmap resumed>) = 0 [pid 5938] close(3 [pid 5939] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5938] <... close resumed>) = 0 [pid 5939] <... openat resumed>) = 4 [pid 5938] close(4 [pid 5939] ioctl(4, LOOP_SET_FD, 3 [pid 5938] <... close resumed>) = 0 [pid 5938] mkdir("./file0", 0777) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5938] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5940] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5940] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 82.607904][ T5936] loop3: detected capacity change from 0 to 256 [ 82.619834][ T5938] loop0: detected capacity change from 0 to 256 [ 82.635333][ T5936] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.649750][ T5939] loop2: detected capacity change from 0 to 256 [pid 5848] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5940] <... write resumed>) = 131072 [pid 5940] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... openat resumed>) = 4 [pid 5939] <... ioctl resumed>) = 0 [pid 5939] close(3) = 0 [pid 5939] close(4) = 0 [pid 5939] mkdir("./file0", 0777) = 0 [pid 5939] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5940] <... munmap resumed>) = 0 [ 82.670632][ T5938] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.675777][ T5936] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 82.692397][ T5939] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 82.699092][ T5938] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5848] newfstatat(4, "", [pid 5940] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5940] <... openat resumed>) = 4 [pid 5848] getdents64(4, [pid 5940] ioctl(4, LOOP_SET_FD, 3 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, [pid 5940] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [ 82.713115][ T5939] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 82.735479][ T5938] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 82.748577][ T5936] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 82.761243][ T5940] loop4: detected capacity change from 0 to 256 [pid 5940] close(3 [pid 5938] <... mount resumed>) = 0 [pid 5848] close(4 [pid 5940] <... close resumed>) = 0 [pid 5939] <... mount resumed>) = 0 [pid 5938] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5936] <... mount resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5940] close(4 [pid 5939] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5938] <... openat resumed>) = 3 [pid 5936] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] rmdir("./5/file0" [pid 5940] <... close resumed>) = 0 [pid 5939] <... openat resumed>) = 3 [pid 5938] chdir("./file0" [pid 5936] <... openat resumed>) = 3 [pid 5940] mkdir("./file0", 0777 [pid 5938] <... chdir resumed>) = 0 [pid 5936] chdir("./file0" [pid 5939] chdir("./file0" [pid 5848] <... rmdir resumed>) = 0 [pid 5939] <... chdir resumed>) = 0 [pid 5939] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5938] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5936] <... chdir resumed>) = 0 [pid 5940] <... mkdir resumed>) = 0 [pid 5848] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5940] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5939] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5938] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5936] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5938] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = 1 [pid 5936] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5939] <... futex resumed>) = 1 [pid 5938] openat(AT_FDCWD, ".", O_RDONLY [pid 5937] <... futex resumed>) = 0 [pid 5936] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5938] <... openat resumed>) = 4 [pid 5937] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... futex resumed>) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5848] unlink("./5/binderfs" [pid 5939] openat(AT_FDCWD, ".", O_RDONLY [pid 5938] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 0 [pid 5936] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 82.780507][ T5939] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5933] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... openat resumed>) = 4 [pid 5938] <... futex resumed>) = 0 [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... unlink resumed>) = 0 [pid 5935] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5935] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5936] openat(AT_FDCWD, ".", O_RDONLY [pid 5933] <... futex resumed>) = 0 [pid 5848] getdents64(3, [pid 5939] <... futex resumed>) = 1 [pid 5933] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... openat resumed>) = 4 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5939] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] <... futex resumed>) = 0 [pid 5848] close(3 [pid 5936] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5937] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... close resumed>) = 0 [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 1 [pid 5936] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5933] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] <... futex resumed>) = 0 [pid 5848] rmdir("./5" [pid 5933] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rmdir resumed>) = 0 [pid 5848] mkdir("./6", 0777) = 0 [ 82.822574][ T5940] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5935] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5935] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5848] close(3 [pid 5935] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5935] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] <... close resumed>) = 0 [pid 5935] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5937] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 5942 attached ./strace-static-x86_64: Process 5941 attached [pid 5937] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5935] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5941] set_robust_list(0x55555b6506a0, 24 [pid 5937] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 14 [pid 5941] <... set_robust_list resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5933] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5933] <... futex resumed>) = 0 [pid 5942] <... rseq resumed>) = 0 [pid 5941] chdir("./6" [pid 5937] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5935] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5942] set_robust_list(0x7f14d90079a0, 24 [pid 5941] <... chdir resumed>) = 0 [pid 5937] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 5942] <... set_robust_list resumed>) = 0 [pid 5933] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5937] <... mprotect resumed>) = 0 [pid 5935] <... futex resumed>) = 0 [pid 5933] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5937] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5935] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] <... mprotect resumed>) = 0 [pid 5942] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5941] <... prctl resumed>) = 0 [pid 5937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5941] setpgid(0, 0 [pid 5933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5941] <... setpgid resumed>) = 0 [ 82.864756][ T5940] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. ./strace-static-x86_64: Process 5943 attached [pid 5942] <... openat resumed>) = 5 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5938] <... ioctl resumed>) = 0 [pid 5933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5942] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... openat resumed>) = 3 [pid 5938] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5944 attached [pid 5943] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5942] <... futex resumed>) = 1 [pid 5938] <... futex resumed>) = 0 [pid 5937] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5935] <... futex resumed>) = 0 [pid 5944] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5943] <... rseq resumed>) = 0 [pid 5942] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] write(3, "1000", 4 [pid 5938] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] set_robust_list(0x7f14d90079a0, 24 [pid 5939] <... ioctl resumed>) = 0 [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... ioctl resumed>) = 0 [pid 5933] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5944] <... rseq resumed>) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5941] <... write resumed>) = 4 [pid 5939] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] set_robust_list(0x7f14d90079a0, 24 [pid 5941] close(3 [pid 5939] <... futex resumed>) = 0 [pid 5938] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5936] <... futex resumed>) = 0 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5941] <... close resumed>) = 0 [pid 5939] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5938] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] <... futex resumed>) = 0 [pid 5933] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] symlink("/dev/binderfs", "./binderfs" [pid 5938] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] <... futex resumed>) = 0 [pid 5938] <... futex resumed>) = 0 [pid 5935] <... futex resumed>) = 1 [pid 5933] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5938] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... futex resumed>) = 0 [pid 5944] <... openat resumed>) = 5 [pid 5941] <... symlink resumed>) = 0 [pid 5937] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] close(3) = 0 [pid 5935] close(4) = 0 [pid 5935] close(5) = 0 [pid 5935] close(6) = -1 EBADF (Bad file descriptor) executing program [pid 5944] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] write(1, "executing program\n", 18 [pid 5935] close(7 [pid 5944] <... futex resumed>) = 1 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] <... write resumed>) = 18 [pid 5933] <... futex resumed>) = 0 [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... futex resumed>) = 1 [pid 5944] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5943] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5941] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5935] close(8 [pid 5936] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5941] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5936] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5943] <... openat resumed>) = 5 [pid 5941] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5936] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] close(9 [pid 5943] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5936] <... futex resumed>) = 0 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... futex resumed>) = 1 [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5936] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] close(10 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5943] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5937] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(3 [pid 5941] <... mmap resumed>) = 0x7f14d9008000 [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 1 [pid 5935] close(11 [pid 5933] <... close resumed>) = 0 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(12) = -1 EBADF (Bad file descriptor) [pid 5935] close(13) = -1 EBADF (Bad file descriptor) [pid 5935] close(14) = -1 EBADF (Bad file descriptor) [pid 5935] close(15) = -1 EBADF (Bad file descriptor) [pid 5935] close(16) = -1 EBADF (Bad file descriptor) [pid 5935] close(17 [pid 5939] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(4 [pid 5937] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5941] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5939] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5939] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... close resumed>) = 0 [pid 5939] <... futex resumed>) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5933] close(5 [pid 5941] <... mprotect resumed>) = 0 [pid 5939] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] close(3 [pid 5933] <... close resumed>) = 0 [pid 5935] close(18) = -1 EBADF (Bad file descriptor) [pid 5935] close(19 [pid 5941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = 0 [pid 5935] close(20 [pid 5933] close(6 [pid 5937] close(4 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = 0 [pid 5935] close(21 [pid 5933] close(7 [pid 5937] close(5 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = 0 [pid 5933] close(8 [pid 5937] close(6 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(9 [pid 5937] close(7 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(10 [pid 5937] close(8 [pid 5941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(9 [pid 5933] close(11./strace-static-x86_64: Process 5945 attached [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(22 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(23) = -1 EBADF (Bad file descriptor) [pid 5935] close(24) = -1 EBADF (Bad file descriptor) [pid 5935] close(25) = -1 EBADF (Bad file descriptor) [pid 5935] close(26) = -1 EBADF (Bad file descriptor) [pid 5935] close(27) = -1 EBADF (Bad file descriptor) [pid 5935] close(28) = -1 EBADF (Bad file descriptor) [pid 5935] close(29) = -1 EBADF (Bad file descriptor) [pid 5935] exit_group(0 [pid 5942] <... futex resumed>) = ? [pid 5935] <... exit_group resumed>) = ? [pid 5933] close(12 [pid 5937] close(10 [pid 5941] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5933] close(13 [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] close(11 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5942] +++ exited with 0 +++ [pid 5938] <... futex resumed>) = ? [pid 5938] +++ exited with 0 +++ [pid 5941] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] close(14 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5941] <... futex resumed>) = 0 [pid 5937] close(12 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(15 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... rseq resumed>) = 0 [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(13 [pid 5945] set_robust_list(0x7f14d90289a0, 24 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(16 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5935] +++ exited with 0 +++ [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5937] close(14 [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] close(17 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5937] close(15 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] memfd_create("syzkaller", 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] close(18 [pid 5945] <... memfd_create resumed>) = 3 [pid 5937] close(16 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... restart_syscall resumed>) = 0 [pid 5945] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5933] close(19 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... mmap resumed>) = 0x7f14d0c00000 [pid 5937] close(17 [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] close(20 [pid 5937] close(18 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5937] close(19 [pid 5933] close(21 [pid 5847] <... openat resumed>) = 3 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 5937] close(20 [pid 5933] close(22 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5937] close(21 [pid 5933] close(23 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 5937] close(22 [pid 5933] close(24 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5937] close(23 [pid 5933] close(25 [pid 5847] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5937] close(24 [pid 5933] close(26 [pid 5847] <... umount2 resumed>) = 0 [pid 5945] <... write resumed>) = 131072 [pid 5940] <... mount resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5945] munmap(0x7f14d0c00000, 138412032 [pid 5940] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5937] close(25 [pid 5933] close(27 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] <... munmap resumed>) = 0 [pid 5940] <... openat resumed>) = 3 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(AT_FDCWD, "./6/file0", [pid 5937] close(26 [pid 5933] close(28 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5940] chdir("./file0" [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5945] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5940] <... chdir resumed>) = 0 [pid 5937] close(27 [pid 5933] close(29 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] <... openat resumed>) = 4 [pid 5940] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 82.987249][ T5940] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5847] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5945] ioctl(4, LOOP_SET_FD, 3 [pid 5940] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5937] close(28 [pid 5933] exit_group(0 [pid 5847] <... openat resumed>) = 4 [pid 5944] <... futex resumed>) = ? [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... futex resumed>) = ? [pid 5933] <... exit_group resumed>) = ? [pid 5944] +++ exited with 0 +++ [pid 5937] close(29 [pid 5936] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5847] newfstatat(4, "", [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] exit_group(0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5943] <... futex resumed>) = ? [pid 5939] <... futex resumed>) = ? [pid 5937] <... exit_group resumed>) = ? [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] getdents64(4, [pid 5943] +++ exited with 0 +++ [pid 5939] +++ exited with 0 +++ [pid 5937] +++ exited with 0 +++ [pid 5849] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(4, [pid 5849] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5847] close(4 [pid 5849] newfstatat(3, "", [pid 5847] <... close resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] rmdir("./6/file0" [pid 5849] getdents64(3, [pid 5847] <... rmdir resumed>) = 0 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5940] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5847] unlink("./6/binderfs" [pid 5940] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... unlink resumed>) = 0 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5847] getdents64(3, [pid 5940] openat(AT_FDCWD, ".", O_RDONLY [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... openat resumed>) = 4 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5940] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] close(3 [pid 5940] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5940] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5934] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rmdir("./6" [pid 5934] <... futex resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... restart_syscall resumed>) = 0 [pid 5847] mkdir("./7", 0777) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [pid 5847] close(3) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5940] <... ioctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 5846] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5946 attached [pid 5945] <... ioctl resumed>) = 0 [pid 5940] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5940] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5940] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5940] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 19 [pid 5846] newfstatat(3, "", [pid 5946] set_robust_list(0x55555b6506a0, 24 [pid 5945] close(3 [pid 5940] <... openat resumed>) = 5 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] <... close resumed>) = 0 [pid 5940] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5946] chdir("./7" [pid 5945] close(4 [pid 5940] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(3, [pid 5946] <... chdir resumed>) = 0 [pid 5945] <... close resumed>) = 0 [pid 5940] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] newfstatat(AT_FDCWD, "./6/file0", [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] mkdir("./file0", 0777 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5946] <... prctl resumed>) = 0 [pid 5945] <... mkdir resumed>) = 0 [pid 5940] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5934] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] setpgid(0, 0 [pid 5945] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5940] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5849] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] <... setpgid resumed>) = 0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5940] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5940] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [ 83.040757][ T5945] loop1: detected capacity change from 0 to 256 [pid 5849] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5946] <... openat resumed>) = 3 [pid 5934] close(3 [pid 5846] <... umount2 resumed>) = 0 [pid 5940] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... close resumed>) = 0 [pid 5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 4 [pid 5934] close(4 [pid 5849] newfstatat(4, "", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(AT_FDCWD, "./7/file0", [pid 5849] getdents64(4, [pid 5934] close(5) = 0 [pid 5934] close(6 [pid 5946] write(3, "1000", 4 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... write resumed>) = 4 [pid 5934] close(7 [pid 5946] close(3 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = 0 [pid 5934] close(8 [pid 5946] symlink("/dev/binderfs", "./binderfs" [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5946] <... symlink resumed>) = 0 [pid 5934] close(9 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5946] write(1, "executing program\n", 18 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5946] <... write resumed>) = 18 [pid 5934] close(10 [pid 5849] close(4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5946] <... futex resumed>) = 0 [pid 5934] close(11 [pid 5946] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./6/file0" [pid 5846] <... openat resumed>) = 4 [pid 5946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5934] close(12 [pid 5846] newfstatat(4, "", [pid 5946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] close(13 [pid 5849] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(4, [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] <... mmap resumed>) = 0x7f14d9008000 [pid 5934] close(14 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5946] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(4, [pid 5946] <... mprotect resumed>) = 0 [pid 5934] close(15 [pid 5849] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(4 [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5934] close(16 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5846] <... close resumed>) = 0 ./strace-static-x86_64: Process 5947 attached [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] unlink("./6/binderfs" [pid 5846] rmdir("./7/file0" [pid 5946] <... clone3 resumed> => {parent_tid=[20]}, 88) = 20 [pid 5934] close(17 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] close(18 [pid 5846] <... rmdir resumed>) = 0 [pid 5946] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... unlink resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5934] close(19 [pid 5846] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5947] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5934] close(20 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5947] <... rseq resumed>) = 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5846] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5947] set_robust_list(0x7f14d90289a0, 24 [pid 5934] close(21 [pid 5849] <... close resumed>) = 0 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./6" [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] close(22 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 5846] unlink("./7/binderfs" [pid 5947] memfd_create("syzkaller", 0 [pid 5934] close(23 [pid 5849] mkdir("./7", 0777 [pid 5947] <... memfd_create resumed>) = 3 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... unlink resumed>) = 0 [pid 5947] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5934] close(24 [pid 5849] <... mkdir resumed>) = 0 [pid 5846] getdents64(3, [pid 5947] <... mmap resumed>) = 0x7f14d0c00000 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5934] close(25 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] close(26) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 5934] close(27 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 5934] close(28) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./7" [pid 5934] close(29 [pid 5849] <... openat resumed>) = 3 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5846] <... rmdir resumed>) = 0 [pid 5947] <... write resumed>) = 131072 [pid 5934] exit_group(0 [pid 5849] <... ioctl resumed>) = 0 [pid 5846] mkdir("./8", 0777 [pid 5947] munmap(0x7f14d0c00000, 138412032 [pid 5940] <... futex resumed>) = ? [pid 5934] <... exit_group resumed>) = ? [pid 5947] <... munmap resumed>) = 0 [pid 5940] +++ exited with 0 +++ [pid 5934] +++ exited with 0 +++ [pid 5947] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [ 83.089806][ T5945] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.123472][ T5945] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5947] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] close(3 [pid 5846] <... mkdir resumed>) = 0 [pid 5947] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5850] newfstatat(3, "", [pid 5846] <... ioctl resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] close(3 [pid 5850] getdents64(3, [pid 5846] <... close resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 18 ./strace-static-x86_64: Process 5948 attached [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached [pid 5850] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] set_robust_list(0x55555b6506a0, 24 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 20 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5949] chdir("./8") = 0 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5949] setpgid(0, 0) = 0 [pid 5948] set_robust_list(0x55555b6506a0, 24 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5949] write(3, "1000", 4) = 4 [pid 5949] close(3) = 0 [pid 5949] symlink("/dev/binderfs", "./binderfs" [pid 5948] <... set_robust_list resumed>) = 0 [pid 5949] <... symlink resumed>) = 0 [pid 5948] chdir("./7"executing program [pid 5949] write(1, "executing program\n", 18 [pid 5947] close(3 [pid 5949] <... write resumed>) = 18 [pid 5947] <... close resumed>) = 0 [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] close(4 [pid 5949] <... futex resumed>) = 0 [pid 5947] <... close resumed>) = 0 [pid 5949] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5947] mkdir("./file0", 0777 [pid 5949] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5948] <... chdir resumed>) = 0 [pid 5947] <... mkdir resumed>) = 0 [pid 5949] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] <... prctl resumed>) = 0 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5948] setpgid(0, 0 [pid 5947] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... umount2 resumed>) = 0 [pid 5949] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5945] <... mount resumed>) = 0 [pid 5850] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5948] <... setpgid resumed>) = 0 [ 83.146030][ T5947] loop0: detected capacity change from 0 to 256 [ 83.176836][ T5945] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] <... mprotect resumed>) = 0 [pid 5945] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5949] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5949] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5945] chdir("./file0" [pid 5850] <... openat resumed>) = 4 [pid 5949] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5945] <... chdir resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5945] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5949] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5945] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] getdents64(4, [pid 5949] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5949] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] openat(AT_FDCWD, ".", O_RDONLY [pid 5941] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = 0 [pid 5945] <... openat resumed>) = 4 [pid 5941] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5945] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] close(4 [pid 5945] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5941] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5850] rmdir("./6/file0" [pid 5948] <... openat resumed>) = 3 [pid 5945] <... ioctl resumed>) = 0 [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5950 attached [pid 5948] write(3, "1000", 4 [pid 5945] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5948] <... write resumed>) = 4 [pid 5945] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5850] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5948] close(3 [pid 5950] <... rseq resumed>) = 0 [pid 5945] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5941] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5950] set_robust_list(0x7f14d90289a0, 24 [pid 5948] <... close resumed>) = 0 [pid 5945] <... openat resumed>) = 5 [pid 5941] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5950] <... set_robust_list resumed>) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs" [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] unlink("./6/binderfs" [pid 5948] <... symlink resumed>) = 0 executing program [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] write(1, "executing program\n", 18 [pid 5945] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 5950] memfd_create("syzkaller", 0 [pid 5948] <... write resumed>) = 18 [pid 5945] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 5948] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5941] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5948] <... futex resumed>) = 0 [pid 5945] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5941] <... futex resumed>) = 0 [pid 5850] close(3 [pid 5948] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5945] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... close resumed>) = 0 [pid 5950] <... memfd_create resumed>) = 3 [pid 5948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5945] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] close(3 [pid 5850] rmdir("./6" [pid 5950] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5950] <... mmap resumed>) = 0x7f14d0c00000 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5941] close(4 [pid 5850] mkdir("./7", 0777 [pid 5950] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5948] <... mmap resumed>) = 0x7f14d9008000 [pid 5941] <... close resumed>) = 0 [pid 5948] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5941] close(5 [pid 5850] <... mkdir resumed>) = 0 [pid 5948] <... mprotect resumed>) = 0 [pid 5941] <... close resumed>) = 0 [pid 5941] close(6 [pid 5950] <... write resumed>) = 131072 [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] munmap(0x7f14d0c00000, 138412032 [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5941] close(7 [pid 5850] <... openat resumed>) = 3 [pid 5950] <... munmap resumed>) = 0 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] close(8 [pid 5850] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5951 attached [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5951] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5950] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5948] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5941] close(9 [pid 5951] <... rseq resumed>) = 0 [pid 5950] <... openat resumed>) = 4 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5951] set_robust_list(0x7f14d90289a0, 24 [pid 5950] ioctl(4, LOOP_SET_FD, 3 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] close(10 [pid 5850] close(3 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5948] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... futex resumed>) = 0 [pid 5941] close(11 [pid 5948] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] close(12) = -1 EBADF (Bad file descriptor) [ 83.197088][ T5947] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.236478][ T5950] loop2: detected capacity change from 0 to 256 [pid 5941] close(13 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5941] close(14) = -1 EBADF (Bad file descriptor) [pid 5941] close(15) = -1 EBADF (Bad file descriptor) [pid 5941] close(16) = -1 EBADF (Bad file descriptor) [pid 5941] close(17) = -1 EBADF (Bad file descriptor) [pid 5941] close(18) = -1 EBADF (Bad file descriptor) [pid 5941] close(19) = -1 EBADF (Bad file descriptor) [pid 5941] close(20) = -1 EBADF (Bad file descriptor) [pid 5941] close(21) = -1 EBADF (Bad file descriptor) [pid 5941] close(22) = -1 EBADF (Bad file descriptor) [pid 5941] close(23) = -1 EBADF (Bad file descriptor) [pid 5941] close(24) = -1 EBADF (Bad file descriptor) [pid 5941] close(25) = -1 EBADF (Bad file descriptor) [pid 5941] close(26) = -1 EBADF (Bad file descriptor) [pid 5941] close(27) = -1 EBADF (Bad file descriptor) [pid 5941] close(28) = -1 EBADF (Bad file descriptor) [pid 5941] close(29) = -1 EBADF (Bad file descriptor) [pid 5941] exit_group(0 [pid 5945] <... futex resumed>) = ? [pid 5941] <... exit_group resumed>) = ? [pid 5945] +++ exited with 0 +++ [pid 5941] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5950] <... ioctl resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 5952 attached [pid 5848] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] close(3 [pid 5951] memfd_create("syzkaller", 0 [pid 5950] <... close resumed>) = 0 [pid 5952] set_robust_list(0x55555b6506a0, 24 [pid 5950] close(4 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 16 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5950] <... close resumed>) = 0 [pid 5952] chdir("./7" [pid 5950] mkdir("./file0", 0777 [pid 5952] <... chdir resumed>) = 0 [pid 5950] <... mkdir resumed>) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5950] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5952] <... prctl resumed>) = 0 [pid 5951] <... memfd_create resumed>) = 3 [pid 5951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5952] setpgid(0, 0 [pid 5951] <... mmap resumed>) = 0x7f14d0c00000 [pid 5952] <... setpgid resumed>) = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5951] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5952] write(3, "1000", 4) = 4 [pid 5952] close(3executing program ) = 0 [pid 5951] <... write resumed>) = 131072 [pid 5952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5952] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[17]}, 88) = 17 ./strace-static-x86_64: Process 5953 attached [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... umount2 resumed>) = 0 [pid 5953] <... rseq resumed>) = 0 [pid 5952] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5953] set_robust_list(0x7f14d90289a0, 24 [pid 5952] <... futex resumed>) = 0 [pid 5951] <... munmap resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5848] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5953] memfd_create("syzkaller", 0 [pid 5848] <... openat resumed>) = 4 [pid 5953] <... memfd_create resumed>) = 3 [pid 5848] newfstatat(4, "", [pid 5953] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5953] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] getdents64(4, [pid 5953] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [ 83.246293][ T5947] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 83.274430][ T5950] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] rmdir("./6/file0") = 0 [pid 5848] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] <... openat resumed>) = 4 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] ioctl(4, LOOP_SET_FD, 3 [pid 5848] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./6/binderfs") = 0 [pid 5953] <... write resumed>) = 131072 [pid 5848] getdents64(3, [pid 5953] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5953] <... munmap resumed>) = 0 [pid 5848] close(3 [pid 5953] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... close resumed>) = 0 [pid 5953] <... openat resumed>) = 4 [pid 5848] rmdir("./6" [pid 5953] ioctl(4, LOOP_SET_FD, 3 [pid 5848] <... rmdir resumed>) = 0 [pid 5953] <... ioctl resumed>) = 0 [pid 5848] mkdir("./7", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 16 ./strace-static-x86_64: Process 5954 attached [pid 5953] close(3) = 0 [pid 5953] close(4) = 0 [pid 5954] set_robust_list(0x55555b6506a0, 24 [pid 5953] mkdir("./file0", 0777 [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] <... mkdir resumed>) = 0 [pid 5954] chdir("./7" [pid 5953] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5954] <... chdir resumed>) = 0 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5954] setpgid(0, 0) = 0 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5954] write(3, "1000", 4) = 4 [pid 5954] close(3) = 0 [ 83.308866][ T5950] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 83.318852][ T5951] loop3: detected capacity change from 0 to 256 [ 83.325148][ T5953] loop4: detected capacity change from 0 to 256 [ 83.333286][ T5947] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [pid 5954] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5954] write(1, "executing program\n", 18) = 18 [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... ioctl resumed>) = 0 [pid 5951] close(3) = 0 [pid 5951] close(4) = 0 [pid 5954] <... futex resumed>) = 0 [pid 5951] mkdir("./file0", 0777 [pid 5954] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5951] <... mkdir resumed>) = 0 [pid 5954] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5947] <... mount resumed>) = 0 [pid 5954] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5947] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5954] <... mprotect resumed>) = 0 [pid 5947] <... openat resumed>) = 3 [pid 5954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5947] chdir("./file0") = 0 [pid 5947] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5947] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5946] <... futex resumed>) = 0 [pid 5954] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5946] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 1 [pid 5947] openat(AT_FDCWD, ".", O_RDONLY [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... openat resumed>) = 4 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] <... futex resumed>) = 0 [pid 5947] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5946] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5951] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5954] <... futex resumed>) = 0 [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5955 attached [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5955] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 5955] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... ioctl resumed>) = 0 [pid 5947] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] <... futex resumed>) = 0 [pid 5947] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] <... futex resumed>) = 0 [pid 5947] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] <... openat resumed>) = 5 [pid 5947] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] <... futex resumed>) = 0 [pid 5946] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5955] memfd_create("syzkaller", 0 [pid 5947] <... pwritev2 resumed>) = -1 EIO (Input/output error) [ 83.355770][ T5953] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.376606][ T5950] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 83.398708][ T5953] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5955] <... memfd_create resumed>) = 3 [pid 5947] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5947] <... futex resumed>) = 1 [pid 5946] <... futex resumed>) = 0 [pid 5955] <... mmap resumed>) = 0x7f14d0c00000 [pid 5947] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] close(3 [pid 5955] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5946] <... close resumed>) = 0 [pid 5955] <... write resumed>) = 131072 [pid 5946] close(4) = 0 [pid 5946] close(5) = 0 [pid 5946] close(6) = -1 EBADF (Bad file descriptor) [pid 5946] close(7) = -1 EBADF (Bad file descriptor) [pid 5946] close(8) = -1 EBADF (Bad file descriptor) [pid 5946] close(9) = -1 EBADF (Bad file descriptor) [pid 5950] <... mount resumed>) = 0 [pid 5946] close(10 [pid 5950] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] <... openat resumed>) = 3 [pid 5946] close(11 [pid 5950] chdir("./file0" [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(12) = -1 EBADF (Bad file descriptor) [pid 5946] close(13) = -1 EBADF (Bad file descriptor) [pid 5946] close(14) = -1 EBADF (Bad file descriptor) [pid 5950] <... chdir resumed>) = 0 [pid 5946] close(15 [pid 5955] munmap(0x7f14d0c00000, 138412032 [pid 5950] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... munmap resumed>) = 0 [pid 5950] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5946] close(16 [pid 5955] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5950] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = 4 [pid 5950] <... futex resumed>) = 1 [pid 5949] <... futex resumed>) = 0 [pid 5946] close(17 [pid 5949] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... futex resumed>) = 0 [pid 5946] close(18 [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(19) = -1 EBADF (Bad file descriptor) [pid 5946] close(20) = -1 EBADF (Bad file descriptor) [pid 5946] close(21 [pid 5950] openat(AT_FDCWD, ".", O_RDONLY [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] ioctl(4, LOOP_SET_FD, 3 [pid 5950] <... openat resumed>) = 4 [pid 5955] <... ioctl resumed>) = 0 [pid 5950] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] close(22) = -1 EBADF (Bad file descriptor) [pid 5946] close(23) = -1 EBADF (Bad file descriptor) [pid 5946] close(24 [pid 5950] <... futex resumed>) = 1 [pid 5949] <... futex resumed>) = 0 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5949] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] close(25 [pid 5949] <... futex resumed>) = 0 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] close(26) = -1 EBADF (Bad file descriptor) [pid 5946] close(27) = -1 EBADF (Bad file descriptor) [pid 5946] close(28) = -1 EBADF (Bad file descriptor) [pid 5946] close(29) = -1 EBADF (Bad file descriptor) [pid 5946] exit_group(0 [pid 5947] <... futex resumed>) = ? [pid 5946] <... exit_group resumed>) = ? [pid 5947] +++ exited with 0 +++ [pid 5946] +++ exited with 0 +++ [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5847] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [ 83.412635][ T5951] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.435469][ T5955] loop1: detected capacity change from 0 to 256 [pid 5847] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5955] close(3) = 0 [pid 5955] close(4) = 0 [pid 5955] mkdir("./file0", 0777) = 0 [pid 5955] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5950] <... ioctl resumed>) = 0 [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5950] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = 0 [pid 5950] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] <... openat resumed>) = 5 [pid 5847] <... umount2 resumed>) = 0 [pid 5847] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 83.462511][ T5951] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 83.476977][ T5953] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5950] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] newfstatat(4, "", [pid 5950] <... futex resumed>) = 1 [pid 5949] <... futex resumed>) = 0 [pid 5949] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5949] <... futex resumed>) = 0 [pid 5950] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5949] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... mount resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5953] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] getdents64(4, [pid 5950] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... openat resumed>) = 3 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5953] chdir("./file0" [pid 5847] getdents64(4, [pid 5953] <... chdir resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5953] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] close(4 [pid 5953] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5950] <... futex resumed>) = 1 [pid 5949] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5953] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] close(3 [pid 5847] rmdir("./7/file0" [pid 5949] <... close resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./7/binderfs" [pid 5953] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5953] openat(AT_FDCWD, ".", O_RDONLY [pid 5952] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] getdents64(3, [pid 5953] <... openat resumed>) = 4 [pid 5952] <... futex resumed>) = 0 [pid 5949] close(4 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5953] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] <... close resumed>) = 0 [pid 5847] close(3 [pid 5953] <... futex resumed>) = 0 [pid 5952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5949] close(5 [pid 5847] <... close resumed>) = 0 [pid 5953] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5952] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rmdir("./7" [pid 5952] <... futex resumed>) = 0 [pid 5949] <... close resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [ 83.511071][ T5955] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.523319][ T5951] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] close(6 [pid 5847] mkdir("./8", 0777 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] close(7 [pid 5847] <... mkdir resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] close(8 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [pid 5847] close(3) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 21 [pid 5949] close(9./strace-static-x86_64: Process 5956 attached ) = -1 EBADF (Bad file descriptor) [pid 5956] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5949] close(10) = -1 EBADF (Bad file descriptor) [pid 5949] close(11) = -1 EBADF (Bad file descriptor) [pid 5949] close(12 [pid 5956] chdir("./8" [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... chdir resumed>) = 0 [pid 5949] close(13 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... prctl resumed>) = 0 [pid 5949] close(14 [pid 5956] setpgid(0, 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... setpgid resumed>) = 0 [pid 5949] close(15 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] <... mount resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... openat resumed>) = 3 [pid 5956] write(3, "1000", 4) = 4 [pid 5953] <... ioctl resumed>) = 0 [pid 5949] close(16 [pid 5956] close(3 [pid 5953] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... close resumed>) = 0 [pid 5953] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5949] close(17 [pid 5956] symlink("/dev/binderfs", "./binderfs" [pid 5953] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... symlink resumed>) = 0 [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] <... futex resumed>) = 0 [pid 5951] <... openat resumed>) = 3 [pid 5949] close(18 executing program [pid 5956] write(1, "executing program\n", 18 [pid 5953] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] chdir("./file0" [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5953] <... openat resumed>) = 5 [pid 5951] <... chdir resumed>) = 0 [pid 5949] close(19) = -1 EBADF (Bad file descriptor) [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5949] close(20 [pid 5956] <... write resumed>) = 18 [pid 5951] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... futex resumed>) = 0 [pid 5953] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5956] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5952] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... futex resumed>) = 0 [pid 5956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5953] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5952] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] close(21 [pid 5948] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5951] <... futex resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... futex resumed>) = 1 [pid 5956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5953] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] openat(AT_FDCWD, ".", O_RDONLY [pid 5949] close(22 [pid 5948] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] <... mmap resumed>) = 0x7f14d9008000 [pid 5953] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5951] <... openat resumed>) = 4 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(3 [pid 5951] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... close resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5949] close(23 [pid 5948] <... futex resumed>) = 0 [pid 5952] close(4 [pid 5951] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5953] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] <... close resumed>) = 0 [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5949] close(24 [pid 5948] <... futex resumed>) = 0 [pid 5956] <... mprotect resumed>) = 0 [pid 5952] close(5 [pid 5951] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5952] <... close resumed>) = 0 [pid 5949] close(25 [pid 5952] close(6 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] close(26 [pid 5956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5952] close(7./strace-static-x86_64: Process 5957 attached ) = -1 EBADF (Bad file descriptor) [pid 5956] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5952] close(8 [pid 5957] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] <... rseq resumed>) = 0 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] close(9 [pid 5957] set_robust_list(0x7f14d90289a0, 24 [pid 5956] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] <... set_robust_list resumed>) = 0 [pid 5956] <... futex resumed>) = 0 [pid 5952] close(10 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] close(11 [pid 5957] memfd_create("syzkaller", 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] <... memfd_create resumed>) = 3 [pid 5952] close(12) = -1 EBADF (Bad file descriptor) [pid 5952] close(13) = -1 EBADF (Bad file descriptor) [pid 5957] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5952] close(14 [pid 5957] <... mmap resumed>) = 0x7f14d0c00000 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(15) = -1 EBADF (Bad file descriptor) [pid 5952] close(16) = -1 EBADF (Bad file descriptor) [ 83.560389][ T5955] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5952] close(17) = -1 EBADF (Bad file descriptor) [pid 5952] close(18) = -1 EBADF (Bad file descriptor) [pid 5952] close(19 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(20 [pid 5949] close(27 [pid 5957] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(21 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] close(28 [pid 5952] close(22) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(23) = -1 EBADF (Bad file descriptor) [pid 5952] close(24) = -1 EBADF (Bad file descriptor) [pid 5952] close(25) = -1 EBADF (Bad file descriptor) [pid 5952] close(26) = -1 EBADF (Bad file descriptor) [pid 5952] close(27) = -1 EBADF (Bad file descriptor) [pid 5952] close(28) = -1 EBADF (Bad file descriptor) [pid 5952] close(29) = -1 EBADF (Bad file descriptor) [pid 5952] exit_group(0 [pid 5953] <... futex resumed>) = ? [pid 5952] <... exit_group resumed>) = ? [pid 5953] +++ exited with 0 +++ [pid 5952] +++ exited with 0 +++ [pid 5949] close(29) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5949] exit_group(0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5950] <... futex resumed>) = ? [pid 5949] <... exit_group resumed>) = ? [pid 5950] +++ exited with 0 +++ [pid 5957] <... write resumed>) = 131072 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5949] +++ exited with 0 +++ [pid 5850] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5957] munmap(0x7f14d0c00000, 138412032 [pid 5850] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5957] <... munmap resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5957] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5957] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5957] ioctl(4, LOOP_CLR_FD) = 0 [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] ioctl(4, LOOP_SET_FD, 3 [pid 5948] <... futex resumed>) = 0 [pid 5957] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5957] close(4 [pid 5948] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5957] <... close resumed>) = 0 [pid 5948] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5951] <... ioctl resumed>) = 0 [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5951] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5951] <... futex resumed>) = 0 [pid 5948] <... clone3 resumed> => {parent_tid=[20]}, 88) = 20 [pid 5951] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5948] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] close(3 [pid 5948] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... close resumed>) = 0 [pid 5957] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5958 attached [pid 5850] <... umount2 resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5850] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] newfstatat(AT_FDCWD, "./8/file0", [pid 5850] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5956] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5958] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5956] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5958] <... rseq resumed>) = 0 [pid 5957] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = 1 [pid 5850] newfstatat(4, "", [pid 5846] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5958] set_robust_list(0x7f14d90079a0, 24 [pid 5957] openat(AT_FDCWD, ".", O_RDONLY [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... openat resumed>) = 4 [pid 5957] <... openat resumed>) = 3 [pid 5850] getdents64(4, [pid 5846] newfstatat(4, "", [pid 5957] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5956] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5846] getdents64(4, [pid 5958] rt_sigprocmask(SIG_SETMASK, [], [pid 5957] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] <... futex resumed>) = 0 [pid 5850] close(4 [pid 5846] getdents64(4, [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] ioctl(3, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5958] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5957] <... ioctl resumed>) = -1 ENOTTY (Inappropriate ioctl for device) [pid 5850] rmdir("./7/file0" [pid 5846] close(4 [pid 5958] <... openat resumed>) = 5 [pid 5957] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5956] <... futex resumed>) = 0 [ 83.664919][ T5955] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] rmdir("./8/file0" [pid 5957] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] <... futex resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5957] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5958] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... openat resumed>) = 4 [pid 5948] <... futex resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5958] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5956] <... futex resumed>) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 1 [pid 5957] pwritev2(4, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5956] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] unlink("./8/binderfs" [pid 5957] <... pwritev2 resumed>) = 65007 [pid 5956] <... futex resumed>) = 0 [pid 5951] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5948] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... unlink resumed>) = 0 [pid 5957] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5957] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] getdents64(3, [pid 5957] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] close(3 [pid 5951] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5956] <... close resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5850] unlink("./7/binderfs" [pid 5956] close(4 [pid 5951] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] close(3 [pid 5846] close(3 [pid 5956] <... close resumed>) = 0 [pid 5948] <... close resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5956] close(5 [pid 5948] close(4 [pid 5846] <... close resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5846] rmdir("./8" [pid 5956] close(6 [pid 5948] close(5 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = 0 [pid 5850] close(3 [pid 5846] mkdir("./9", 0777 [pid 5956] close(7 [pid 5948] close(6 [pid 5850] <... close resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... mount resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./7" [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5956] close(8 [pid 5955] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5948] close(7 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = 3 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] mkdir("./8", 0777 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5956] close(9 [pid 5955] chdir("./file0" [pid 5948] close(8 [pid 5850] <... mkdir resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... chdir resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] close(3 [pid 5956] close(10 [pid 5955] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5948] close(9 [pid 5850] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5956] close(11 [pid 5948] close(10 [pid 5850] <... ioctl resumed>) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5959 attached [pid 5956] close(12 [pid 5955] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(11 [pid 5850] close(3 [pid 5959] set_robust_list(0x55555b6506a0, 24 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 22 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5956] close(13 [pid 5955] openat(AT_FDCWD, ".", O_RDONLY [pid 5954] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(12 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5960 attached [pid 5959] chdir("./9" [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = 4 [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... chdir resumed>) = 0 [pid 5956] close(14 [pid 5955] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] close(13 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... prctl resumed>) = 0 [pid 5956] close(15 [pid 5955] <... futex resumed>) = 0 [pid 5954] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(14 [pid 5959] setpgid(0, 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... setpgid resumed>) = 0 [pid 5956] close(16 [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] close(15 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 18 [pid 5960] set_robust_list(0x55555b6506a0, 24 [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] close(17 [pid 5948] close(16 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] <... openat resumed>) = 3 [pid 5956] close(18 [pid 5948] close(17 [pid 5960] chdir("./8" [pid 5959] write(3, "1000", 4 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... ioctl resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... write resumed>) = 4 [pid 5956] close(19 [pid 5955] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(18 [pid 5959] close(3 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = 0 [pid 5956] close(20 [pid 5955] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(19 [pid 5960] <... chdir resumed>) = 0 [pid 5959] symlink("/dev/binderfs", "./binderfs" [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] <... symlink resumed>) = 0 [pid 5956] close(21 [pid 5955] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5948] close(20 [pid 5960] <... prctl resumed>) = 0 [pid 5959] write(1, "executing program\n", 18 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = 5 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] setpgid(0, 0 [pid 5959] <... write resumed>) = 18 [pid 5956] close(22 [pid 5955] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(21 [pid 5960] <... setpgid resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(22 [pid 5956] close(23 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... openat resumed>) = 3 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(23 [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] close(24 [pid 5955] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... futex resumed>) = 0 [pid 5954] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(24 [pid 5959] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5954] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] write(3, "1000", 4 [pid 5959] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5954] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] close(25 [pid 5960] <... write resumed>) = 4 [pid 5960] close(3) = 0 [pid 5959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5956] close(25 [pid 5955] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] symlink("/dev/binderfs", "./binderfs"executing program [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5948] close(26 [pid 5960] <... symlink resumed>) = 0 [pid 5960] write(1, "executing program\n", 18 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5956] close(26 [pid 5955] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... write resumed>) = 18 [pid 5959] <... mmap resumed>) = 0x7f14d9008000 [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5948] close(27 [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] close(27 [pid 5955] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] close(3 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5954] <... close resumed>) = 0 [pid 5948] close(28 [pid 5956] close(28 [pid 5954] close(4 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5954] <... close resumed>) = 0 [pid 5948] close(29 [pid 5956] close(29 [pid 5954] close(5 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5954] <... close resumed>) = 0 [pid 5948] exit_group(0 [pid 5960] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5958] <... futex resumed>) = ? [pid 5956] exit_group(0 [pid 5954] close(6 [pid 5951] <... futex resumed>) = ? [pid 5948] <... exit_group resumed>) = ? [pid 5960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5958] +++ exited with 0 +++ [pid 5957] <... futex resumed>) = ? [pid 5956] <... exit_group resumed>) = ? [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5951] +++ exited with 0 +++ [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] +++ exited with 0 +++ [pid 5960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5954] close(7 [pid 5960] <... mmap resumed>) = 0x7f14d9008000 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5959] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5956] +++ exited with 0 +++ [pid 5954] close(8 [pid 5948] +++ exited with 0 +++ [pid 5960] <... mprotect resumed>) = 0 [pid 5959] <... mprotect resumed>) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5954] close(9 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5960] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5954] close(10 [pid 5960] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... restart_syscall resumed>) = 0 [pid 5954] close(11) = -1 EBADF (Bad file descriptor) [pid 5954] close(12) = -1 EBADF (Bad file descriptor) [pid 5954] close(13) = -1 EBADF (Bad file descriptor) [pid 5954] close(14) = -1 EBADF (Bad file descriptor) [pid 5960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5954] close(15) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5961 attached [pid 5960] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] close(16 [pid 5849] <... openat resumed>) = 3 [pid 5960] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5954] close(17) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5962 attached [pid 5959] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5954] close(18 [pid 5849] getdents64(3, [pid 5962] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5962] <... rseq resumed>) = 0 [pid 5961] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5962] set_robust_list(0x7f14d90289a0, 24 [pid 5961] <... rseq resumed>) = 0 [pid 5959] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] close(19 [pid 5849] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] set_robust_list(0x7f14d90289a0, 24 [pid 5959] <... futex resumed>) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... set_robust_list resumed>) = 0 [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5954] close(20 [pid 5847] <... openat resumed>) = 3 [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5962] memfd_create("syzkaller", 0 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 5962] <... memfd_create resumed>) = 3 [pid 5954] close(21 [pid 5962] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5961] memfd_create("syzkaller", 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5962] <... mmap resumed>) = 0x7f14d0c00000 [pid 5961] <... memfd_create resumed>) = 3 [pid 5954] close(22 [pid 5847] getdents64(3, [pid 5962] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5961] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5961] <... mmap resumed>) = 0x7f14d0c00000 [pid 5954] close(23 [pid 5847] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5962] <... write resumed>) = 131072 [pid 5961] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5954] close(24 [pid 5847] newfstatat(AT_FDCWD, "./8/file1", [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=68714, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] unlink("./8/file1" [pid 5954] close(25 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... unlink resumed>) = 0 [pid 5961] <... write resumed>) = 131072 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./7/file0", [pid 5847] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5962] munmap(0x7f14d0c00000, 138412032 [pid 5954] close(26 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] <... munmap resumed>) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5954] close(27 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] unlink("./8/binderfs" [pid 5954] close(28 [pid 5847] <... unlink resumed>) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 5954] close(29 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5954] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 5954] exit_group(0 [pid 5847] <... close resumed>) = 0 [pid 5955] <... futex resumed>) = ? [pid 5954] <... exit_group resumed>) = ? [pid 5847] rmdir("./8" [pid 5961] munmap(0x7f14d0c00000, 138412032 [pid 5955] +++ exited with 0 +++ [pid 5954] +++ exited with 0 +++ [pid 5849] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./9", 0777 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5847] <... mkdir resumed>) = 0 [pid 5962] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5962] <... openat resumed>) = 4 [pid 5961] <... munmap resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5961] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5849] <... openat resumed>) = 4 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5961] ioctl(4, LOOP_SET_FD, 3 [pid 5849] newfstatat(4, "", [pid 5962] ioctl(4, LOOP_SET_FD, 3 [pid 5847] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5961] <... ioctl resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] close(3 [pid 5849] getdents64(4, [pid 5961] close(3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5961] <... close resumed>) = 0 [pid 5849] getdents64(4, [pid 5961] close(4 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./7/file0" [pid 5847] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 23 ./strace-static-x86_64: Process 5963 attached [pid 5963] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5963] chdir("./9") = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5963] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5963] write(1, "executing program\n", 18) = 18 [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5963] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... rmdir resumed>) = 0 [pid 5848] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5963] <... mprotect resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5964 attached [pid 5849] unlink("./7/binderfs" [pid 5963] <... clone3 resumed> => {parent_tid=[24]}, 88) = 24 [pid 5849] <... unlink resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5964] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5964] <... rseq resumed>) = 0 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] mkdir("./file0", 0777 [pid 5964] set_robust_list(0x7f14d90289a0, 24 [pid 5963] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(3, [pid 5964] <... set_robust_list resumed>) = 0 [pid 5963] <... futex resumed>) = 0 [pid 5961] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5962] <... ioctl resumed>) = 0 [pid 5961] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... close resumed>) = 0 [pid 5964] memfd_create("syzkaller", 0 [pid 5962] close(3 [pid 5849] rmdir("./7" [pid 5848] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5964] <... memfd_create resumed>) = 3 [pid 5962] <... close resumed>) = 0 [pid 5964] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5962] close(4 [pid 5849] <... rmdir resumed>) = 0 [pid 5964] <... mmap resumed>) = 0x7f14d0c00000 [pid 5962] <... close resumed>) = 0 [pid 5849] mkdir("./8", 0777 [pid 5962] mkdir("./file0", 0777 [pid 5849] <... mkdir resumed>) = 0 [pid 5964] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5962] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... umount2 resumed>) = 0 [ 83.882344][ T5961] loop4: detected capacity change from 0 to 256 [ 83.882941][ T5962] loop2: detected capacity change from 0 to 256 [pid 5962] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5964] <... write resumed>) = 131072 [pid 5964] munmap(0x7f14d0c00000, 138412032 [pid 5849] <... openat resumed>) = 3 [pid 5848] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5964] <... munmap resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./7/file0", [pid 5849] <... ioctl resumed>) = 0 [pid 5964] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5964] <... openat resumed>) = 4 [pid 5964] ioctl(4, LOOP_SET_FD, 3 [pid 5848] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 83.931591][ T5961] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.944175][ T5962] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 83.962915][ T5964] loop0: detected capacity change from 0 to 256 [ 83.963950][ T5961] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5965 attached [pid 5964] <... ioctl resumed>) = 0 [pid 5848] <... openat resumed>) = 4 [pid 5965] set_robust_list(0x55555b6506a0, 24 [pid 5964] close(3 [pid 5848] newfstatat(4, "", [pid 5964] <... close resumed>) = 0 [pid 5964] close(4) = 0 [pid 5964] mkdir("./file0", 0777 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 21 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5965] chdir("./8" [pid 5964] <... mkdir resumed>) = 0 [pid 5848] getdents64(4, [pid 5965] <... chdir resumed>) = 0 [pid 5964] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] getdents64(4, [pid 5965] <... prctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [ 83.975647][ T5962] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5965] setpgid(0, 0 [pid 5848] close(4) = 0 [pid 5965] <... setpgid resumed>) = 0 [pid 5848] rmdir("./7/file0" [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... rmdir resumed>) = 0 [pid 5965] <... openat resumed>) = 3 [pid 5848] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5965] write(3, "1000", 4) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5965] close(3 [ 84.010462][ T5964] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 84.018993][ T5961] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 84.037332][ T5964] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5848] unlink("./7/binderfs"executing program ) = 0 [pid 5965] <... close resumed>) = 0 [pid 5965] symlink("/dev/binderfs", "./binderfs" [pid 5848] getdents64(3, [pid 5965] <... symlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5965] write(1, "executing program\n", 18 [pid 5848] close(3 [pid 5965] <... write resumed>) = 18 [pid 5848] <... close resumed>) = 0 [pid 5848] rmdir("./7" [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5965] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5848] mkdir("./8", 0777 [pid 5965] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] <... mount resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5961] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5961] <... openat resumed>) = 3 [pid 5848] <... ioctl resumed>) = 0 [pid 5965] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] close(3 [pid 5961] chdir("./file0") = 0 [pid 5848] <... close resumed>) = 0 [pid 5961] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5966 attached [pid 5965] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5962] <... mount resumed>) = 0 [pid 5961] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5966] set_robust_list(0x55555b6506a0, 24 [pid 5961] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 18 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5965] <... mprotect resumed>) = 0 [pid 5966] chdir("./8" [pid 5962] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5961] <... futex resumed>) = 1 [pid 5960] <... futex resumed>) = 0 [pid 5965] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5962] <... openat resumed>) = 3 [pid 5966] <... chdir resumed>) = 0 [pid 5965] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5962] chdir("./file0" [pid 5961] openat(AT_FDCWD, ".", O_RDONLY [pid 5960] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5964] <... mount resumed>) = 0 [pid 5962] <... chdir resumed>) = 0 [pid 5961] <... openat resumed>) = 4 [pid 5960] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5967 attached [pid 5966] <... prctl resumed>) = 0 [pid 5962] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5961] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5962] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5962] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... rseq resumed>) = 0 [pid 5966] setpgid(0, 0 [pid 5965] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5964] <... openat resumed>) = 3 [pid 5962] <... futex resumed>) = 1 [pid 5960] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... futex resumed>) = 0 [pid 5967] set_robust_list(0x7f14d90289a0, 24 [pid 5966] <... setpgid resumed>) = 0 [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] chdir("./file0" [pid 5962] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = 0 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] <... chdir resumed>) = 0 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 84.067293][ T5962] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 84.083812][ T5964] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5959] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] <... openat resumed>) = 3 [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5964] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5962] openat(AT_FDCWD, ".", O_RDONLY [pid 5959] <... futex resumed>) = 0 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] write(3, "1000", 4 [pid 5961] <... ioctl resumed>) = 0 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... write resumed>) = 4 [pid 5962] <... openat resumed>) = 4 [pid 5961] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] memfd_create("syzkaller", 0 [pid 5966] close(3 [pid 5962] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 1 [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... memfd_create resumed>) = 3 [pid 5966] <... close resumed>) = 0 [pid 5964] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5962] <... futex resumed>) = 0 [pid 5961] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5966] symlink("/dev/binderfs", "./binderfs" [pid 5962] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5967] <... mmap resumed>) = 0x7f14d0c00000 [pid 5966] <... symlink resumed>) = 0 [pid 5962] <... ioctl resumed>) = 0 [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5967] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5966] write(1, "executing program\n", 18 [pid 5964] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] <... write resumed>) = 18 [pid 5964] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5959] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... openat resumed>) = 5 [pid 5959] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 0 [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] <... write resumed>) = 131072 [pid 5966] <... futex resumed>) = 0 [pid 5961] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5962] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5961] <... futex resumed>) = 1 [pid 5960] <... futex resumed>) = 0 [pid 5966] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5962] <... openat resumed>) = 5 [pid 5961] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5960] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5960] <... futex resumed>) = 0 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5962] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] munmap(0x7f14d0c00000, 138412032 [pid 5964] openat(AT_FDCWD, ".", O_RDONLY [pid 5962] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... munmap resumed>) = 0 [pid 5962] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] close(3 [pid 5959] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] <... close resumed>) = 0 [ 84.182012][ T30] kauditd_printk_skb: 30 callbacks suppressed [ 84.182028][ T30] audit: type=1800 audit(1752057474.398:42): pid=5961 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048641 res=0 errno=0 [pid 5959] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] <... openat resumed>) = 4 [pid 5962] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5960] close(4 [pid 5959] <... futex resumed>) = 0 [pid 5967] <... openat resumed>) = 4 [pid 5962] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5960] <... close resumed>) = 0 [pid 5959] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] ioctl(4, LOOP_SET_FD, 3 [pid 5962] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] close(5 [pid 5962] <... futex resumed>) = 1 [pid 5960] <... close resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5967] <... ioctl resumed>) = 0 [pid 5962] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] close(6 [pid 5966] <... mmap resumed>) = 0x7f14d9008000 [pid 5964] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5964] <... futex resumed>) = 1 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... mprotect resumed>) = 0 [pid 5964] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] <... futex resumed>) = 0 [pid 5960] close(7 [pid 5959] close(3 [pid 5966] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5963] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = 0 [pid 5967] close(3 [pid 5966] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 1 [pid 5960] close(8 [pid 5959] close(4 [pid 5964] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5967] <... close resumed>) = 0 [pid 5966] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = 0 [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] close(4 [pid 5960] close(9 [pid 5959] close(5 [pid 5967] <... close resumed>) = 0 [pid 5966] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = 0 [pid 5967] mkdir("./file0", 0777 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] close(10 [pid 5967] <... mkdir resumed>) = 0 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(6 [pid 5966] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] close(11 [pid 5966] <... futex resumed>) = 0 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] close(12) = -1 EBADF (Bad file descriptor) [pid 5960] close(13) = -1 EBADF (Bad file descriptor) [pid 5960] close(14./strace-static-x86_64: Process 5968 attached [pid 5967] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] close(15 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(7 [pid 5960] close(16 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(8 [pid 5960] close(17) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] close(18 [pid 5959] close(9) = -1 EBADF (Bad file descriptor) [pid 5959] close(10) = -1 EBADF (Bad file descriptor) [pid 5959] close(11 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] close(19) = -1 EBADF (Bad file descriptor) [pid 5960] close(20) = -1 EBADF (Bad file descriptor) [pid 5968] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5960] close(21) = -1 EBADF (Bad file descriptor) [pid 5960] close(22) = -1 EBADF (Bad file descriptor) [pid 5960] close(23) = -1 EBADF (Bad file descriptor) [pid 5959] close(12 [pid 5960] close(24 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(13 [pid 5960] close(25 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(14 [pid 5960] close(26 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(15 [pid 5960] close(27 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] <... rseq resumed>) = 0 [pid 5964] <... ioctl resumed>) = 0 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] close(16 [pid 5964] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] set_robust_list(0x7f14d90289a0, 24 [pid 5964] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] close(28 [pid 5959] close(17 [pid 5968] <... set_robust_list resumed>) = 0 [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5963] <... futex resumed>) = 0 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] close(29 [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] memfd_create("syzkaller", 0 [pid 5960] exit_group(0 [pid 5961] <... futex resumed>) = ? [pid 5960] <... exit_group resumed>) = ? [pid 5964] <... openat resumed>) = 5 [pid 5961] +++ exited with 0 +++ [pid 5960] +++ exited with 0 +++ [pid 5959] close(18 [pid 5964] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5968] <... memfd_create resumed>) = 3 [pid 5964] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5959] close(19 [pid 5968] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5964] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] <... mmap resumed>) = 0x7f14d0c00000 [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5963] <... futex resumed>) = 0 [pid 5959] close(20 [ 84.228036][ T5967] loop3: detected capacity change from 0 to 256 [pid 5850] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5968] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5964] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5963] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] close(21 [pid 5850] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5968] <... write resumed>) = 131072 [pid 5964] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5964] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] close(22 [pid 5850] newfstatat(3, "", [pid 5964] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5964] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] close(3 [pid 5959] close(23 [pid 5850] getdents64(3, [pid 5963] <... close resumed>) = 0 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5968] munmap(0x7f14d0c00000, 138412032 [pid 5963] close(4 [pid 5959] close(24 [pid 5850] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5968] <... munmap resumed>) = 0 [pid 5963] <... close resumed>) = 0 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] close(5 [pid 5959] close(25 [pid 5968] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5963] <... close resumed>) = 0 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] close(6 [pid 5959] close(26 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] <... openat resumed>) = 4 [pid 5963] close(7 [pid 5959] close(27 [pid 5850] <... umount2 resumed>) = 0 [pid 5968] ioctl(4, LOOP_SET_FD, 3 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5963] close(8 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] close(28 [pid 5850] newfstatat(AT_FDCWD, "./8/file0", [pid 5963] close(9 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 84.275799][ T5967] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 84.297452][ T30] audit: type=1800 audit(1752057474.438:43): pid=5962 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048642 res=0 errno=0 [ 84.319108][ T5968] loop1: detected capacity change from 0 to 256 [pid 5959] close(29 [pid 5963] close(10 [pid 5959] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] exit_group(0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5963] close(11 [pid 5959] <... exit_group resumed>) = ? [pid 5850] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5962] <... futex resumed>) = ? [pid 5963] close(12) = -1 EBADF (Bad file descriptor) [pid 5962] +++ exited with 0 +++ [pid 5959] +++ exited with 0 +++ [pid 5850] <... openat resumed>) = 4 [pid 5963] close(13) = -1 EBADF (Bad file descriptor) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5963] close(14 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] close(15) = -1 EBADF (Bad file descriptor) [pid 5963] close(16) = -1 EBADF (Bad file descriptor) [pid 5963] close(17) = -1 EBADF (Bad file descriptor) [pid 5963] close(18) = -1 EBADF (Bad file descriptor) [pid 5963] close(19) = -1 EBADF (Bad file descriptor) [pid 5963] close(20) = -1 EBADF (Bad file descriptor) [pid 5963] close(21) = -1 EBADF (Bad file descriptor) [pid 5963] close(22) = -1 EBADF (Bad file descriptor) [pid 5963] close(23) = -1 EBADF (Bad file descriptor) [pid 5968] <... ioctl resumed>) = 0 [pid 5963] close(24 [pid 5968] close(3 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(4, "", [pid 5963] close(25 [pid 5968] <... close resumed>) = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5963] close(26 [pid 5968] close(4 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] <... close resumed>) = 0 [pid 5963] close(27) = -1 EBADF (Bad file descriptor) [pid 5968] mkdir("./file0", 0777 [pid 5963] close(28 [pid 5968] <... mkdir resumed>) = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5963] close(29 [pid 5850] getdents64(4, [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5963] exit_group(0 [pid 5850] getdents64(4, [pid 5963] <... exit_group resumed>) = ? [pid 5964] <... futex resumed>) = ? [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5964] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5850] close(4 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] rmdir("./8/file0" [pid 5846] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(3, "", [pid 5847] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] newfstatat(3, "", [pid 5846] getdents64(3, [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] getdents64(3, [pid 5846] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = 0 [pid 5846] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(AT_FDCWD, "./9/file0", [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./9/file0", [pid 5846] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5846] newfstatat(4, "", [pid 5847] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] unlink("./8/binderfs" [pid 5847] <... openat resumed>) = 4 [pid 5847] newfstatat(4, "", [pid 5846] getdents64(4, [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5846] getdents64(4, [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] getdents64(4, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] close(4 [pid 5850] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [ 84.327309][ T5967] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 84.347208][ T5968] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] rmdir("./8" [pid 5847] close(4 [pid 5846] rmdir("./9/file0" [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5850] mkdir("./9", 0777 [pid 5847] rmdir("./9/file0" [pid 5846] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... mkdir resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5967] <... mount resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5967] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5846] unlink("./9/binderfs" [pid 5967] <... openat resumed>) = 3 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5967] chdir("./file0" [pid 5850] close(3 [pid 5847] unlink("./9/binderfs" [pid 5846] getdents64(3, [pid 5967] <... chdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5967] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] getdents64(3, [pid 5846] close(3 [pid 5967] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... close resumed>) = 0 [pid 5967] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 20 [pid 5847] close(3 [pid 5846] rmdir("./9" [pid 5967] <... futex resumed>) = 1 [pid 5847] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5967] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] rmdir("./9" [pid 5846] mkdir("./10", 0777 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5847] mkdir("./10", 0777 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5847] <... openat resumed>) = 3 [pid 5846] <... ioctl resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] close(3 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5970 attached , child_tidptr=0x55555b650690) = 24 [pid 5970] set_robust_list(0x55555b6506a0, 24 [pid 5847] close(3 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5970] chdir("./10") = 0 [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5970] setpgid(0, 0) = 0 [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5970] write(3, "1000", 4) = 4 [pid 5970] close(3) = 0 [pid 5970] symlink("/dev/binderfs", "./binderfs") = 0 [ 84.370672][ T5967] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 84.381827][ T30] audit: type=1800 audit(1752057474.488:44): pid=5964 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048643 res=0 errno=0 [ 84.386048][ T5968] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. executing program [pid 5970] write(1, "executing program\n", 18./strace-static-x86_64: Process 5969 attached [pid 5965] <... futex resumed>) = 0 [pid 5970] <... write resumed>) = 18 [pid 5969] set_robust_list(0x55555b6506a0, 24 [pid 5965] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5967] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5847] <... close resumed>) = 0 [pid 5967] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5967] <... futex resumed>) = 0 [pid 5967] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 25 [pid 5970] <... futex resumed>) = 0 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5969] chdir("./9" [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5969] <... chdir resumed>) = 0 [pid 5965] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5967] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] <... prctl resumed>) = 0 [pid 5970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5969] setpgid(0, 0 [pid 5970] <... mmap resumed>) = 0x7f14d9008000 [pid 5969] <... setpgid resumed>) = 0 [pid 5970] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] <... mprotect resumed>) = 0 [pid 5969] <... openat resumed>) = 3 [pid 5970] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5969] write(3, "1000", 4) = 4 executing program [pid 5970] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5969] close(3 [pid 5970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5969] <... close resumed>) = 0 [pid 5969] symlink("/dev/binderfs", "./binderfs" [pid 5970] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5969] <... symlink resumed>) = 0 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] write(1, "executing program\n", 18) = 18 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = 0 [pid 5970] <... futex resumed>) = 0 [pid 5969] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5970] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5969] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5971 attached [pid 5969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5972 attached NULL, 8) = 0 [pid 5971] set_robust_list(0x55555b6506a0, 24 [pid 5969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5972] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5969] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5972] <... rseq resumed>) = 0 [pid 5969] <... mprotect resumed>) = 0 [pid 5972] set_robust_list(0x7f14d90289a0, 24 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5969] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5972] <... set_robust_list resumed>) = 0 [pid 5969] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] memfd_create("syzkaller", 0) = 3 [pid 5969] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5972] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5973 attached [pid 5971] chdir("./10" [pid 5972] <... mmap resumed>) = 0x7f14d0c00000 [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5969] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5972] <... write resumed>) = 131072 [pid 5972] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5973] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5971] <... chdir resumed>) = 0 [pid 5968] <... mount resumed>) = 0 [pid 5967] <... ioctl resumed>) = 0 [pid 5973] <... rseq resumed>) = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5968] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5967] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] set_robust_list(0x7f14d90289a0, 24 [pid 5972] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5971] <... prctl resumed>) = 0 [pid 5968] <... openat resumed>) = 3 [pid 5967] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = 0 [pid 5973] <... set_robust_list resumed>) = 0 [pid 5971] setpgid(0, 0 [pid 5968] chdir("./file0" [pid 5967] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5965] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... openat resumed>) = 4 [pid 5965] <... futex resumed>) = 0 [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 84.496508][ T5968] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5972] ioctl(4, LOOP_SET_FD, 3 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5971] <... setpgid resumed>) = 0 [pid 5968] <... chdir resumed>) = 0 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] memfd_create("syzkaller", 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5968] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5967] <... openat resumed>) = 5 [pid 5973] <... memfd_create resumed>) = 3 [pid 5973] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5968] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5967] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... openat resumed>) = 3 [pid 5968] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = 0 [pid 5973] <... mmap resumed>) = 0x7f14d0c00000 [pid 5968] <... futex resumed>) = 1 [pid 5966] <... futex resumed>) = 0 [pid 5971] write(3, "1000", 4 [pid 5968] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5965] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5965] <... futex resumed>) = 0 [pid 5965] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5971] <... write resumed>) = 4 [pid 5967] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] close(3 [pid 5968] <... futex resumed>) = 0 [pid 5966] <... futex resumed>) = 1 [pid 5971] <... close resumed>) = 0 [pid 5968] openat(AT_FDCWD, ".", O_RDONLY [pid 5971] symlink("/dev/binderfs", "./binderfs" [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... openat resumed>) = 4 [pid 5973] <... write resumed>) = 131072 [pid 5972] <... ioctl resumed>) = 0 [pid 5971] <... symlink resumed>) = 0 [pid 5968] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = 0 [pid 5965] close(3) = 0 [pid 5965] close(4) = 0 [pid 5965] close(5) = 0 [pid 5965] close(6) = -1 EBADF (Bad file descriptor) [pid 5965] close(7 [pid 5971] write(1, "executing program\n", 18 executing program [pid 5968] <... futex resumed>) = 1 [pid 5966] <... futex resumed>) = 0 [pid 5972] close(3 [pid 5971] <... write resumed>) = 18 [pid 5968] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] close(8 [pid 5968] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5972] <... close resumed>) = 0 [pid 5972] close(4 [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5967] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] close(9 [pid 5971] <... futex resumed>) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5973] munmap(0x7f14d0c00000, 138412032 [pid 5972] <... close resumed>) = 0 [pid 5971] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5973] <... munmap resumed>) = 0 [pid 5972] mkdir("./file0", 0777 [pid 5971] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5965] close(10) = -1 EBADF (Bad file descriptor) [pid 5972] <... mkdir resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5965] close(11 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] close(12 [pid 5973] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5972] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5971] <... mmap resumed>) = 0x7f14d9008000 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5965] close(13) = -1 EBADF (Bad file descriptor) [pid 5965] close(14) = -1 EBADF (Bad file descriptor) [pid 5965] close(15) = -1 EBADF (Bad file descriptor) [ 84.556681][ T5972] loop2: detected capacity change from 0 to 256 [ 84.573014][ T30] audit: type=1800 audit(1752057474.778:45): pid=5967 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048644 res=0 errno=0 [pid 5965] close(16 [pid 5971] <... mprotect resumed>) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] close(17) = -1 EBADF (Bad file descriptor) [pid 5965] close(18) = -1 EBADF (Bad file descriptor) [pid 5965] close(19 [pid 5968] <... ioctl resumed>) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] close(20 [pid 5968] <... futex resumed>) = 1 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5968] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] close(21) = -1 EBADF (Bad file descriptor) [pid 5965] close(22) = -1 EBADF (Bad file descriptor) [pid 5965] close(23) = -1 EBADF (Bad file descriptor) [pid 5965] close(24) = -1 EBADF (Bad file descriptor) [pid 5965] close(25) = -1 EBADF (Bad file descriptor) [pid 5965] close(26) = -1 EBADF (Bad file descriptor) [pid 5965] close(27) = -1 EBADF (Bad file descriptor) [pid 5965] close(28) = -1 EBADF (Bad file descriptor) [pid 5965] close(29) = -1 EBADF (Bad file descriptor) [pid 5965] exit_group(0 [pid 5967] <... futex resumed>) = ? [pid 5965] <... exit_group resumed>) = ? [pid 5966] <... futex resumed>) = 0 [pid 5966] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... openat resumed>) = 4 [pid 5968] <... futex resumed>) = 0 [pid 5966] <... futex resumed>) = 1 [pid 5973] ioctl(4, LOOP_SET_FD, 3 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5968] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... openat resumed>) = 5 [pid 5968] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] +++ exited with 0 +++ [pid 5965] +++ exited with 0 +++ [ 84.610497][ T5972] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 84.625066][ T5973] loop4: detected capacity change from 0 to 256 [ 84.629125][ T30] audit: type=1800 audit(1752057474.838:46): pid=5968 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048645 res=0 errno=0 [ 84.651033][ T5972] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5973] <... ioctl resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5973] close(3) = 0 [pid 5973] close(4 [pid 5971] <... clone3 resumed> => {parent_tid=[26]}, 88) = 26 [pid 5973] <... close resumed>) = 0 [pid 5966] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5974 attached [pid 5973] mkdir("./file0", 0777 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] <... futex resumed>) = 0 [pid 5966] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5973] <... mkdir resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5849] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5973] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5968] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5966] <... futex resumed>) = 0 [pid 5968] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] close(3) = 0 [pid 5971] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] close(4 [pid 5974] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5971] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5966] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5966] close(5) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5966] close(6) = -1 EBADF (Bad file descriptor) [pid 5966] close(7) = -1 EBADF (Bad file descriptor) [pid 5966] close(8) = -1 EBADF (Bad file descriptor) [pid 5966] close(9) = -1 EBADF (Bad file descriptor) [pid 5966] close(10) = -1 EBADF (Bad file descriptor) [pid 5966] close(11) = -1 EBADF (Bad file descriptor) [pid 5966] close(12 [pid 5974] <... rseq resumed>) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 5974] set_robust_list(0x7f14d90289a0, 24 [pid 5966] close(13 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] close(14 [pid 5849] getdents64(3, [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] close(15 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5974] memfd_create("syzkaller", 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5966] close(16) = -1 EBADF (Bad file descriptor) [ 84.654517][ T5972] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 84.684981][ T5973] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5966] close(17) = -1 EBADF (Bad file descriptor) [pid 5966] close(18) = -1 EBADF (Bad file descriptor) [pid 5966] close(19) = -1 EBADF (Bad file descriptor) [pid 5966] close(20) = -1 EBADF (Bad file descriptor) [pid 5966] close(21) = -1 EBADF (Bad file descriptor) [pid 5966] close(22) = -1 EBADF (Bad file descriptor) [pid 5966] close(23) = -1 EBADF (Bad file descriptor) [pid 5966] close(24) = -1 EBADF (Bad file descriptor) [pid 5966] close(25) = -1 EBADF (Bad file descriptor) [pid 5966] close(26) = -1 EBADF (Bad file descriptor) [pid 5966] close(27) = -1 EBADF (Bad file descriptor) [pid 5966] close(28 [pid 5974] <... memfd_create resumed>) = 3 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] close(29) = -1 EBADF (Bad file descriptor) [pid 5966] exit_group(0 [pid 5968] <... futex resumed>) = ? [pid 5966] <... exit_group resumed>) = ? [pid 5974] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5968] +++ exited with 0 +++ [pid 5966] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = 0 [pid 5974] <... mmap resumed>) = 0x7f14d0c00000 [pid 5849] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./8", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5974] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./8/file0", [pid 5974] <... write resumed>) = 131072 [pid 5849] newfstatat(AT_FDCWD, "./8/file0", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5974] munmap(0x7f14d0c00000, 138412032 [pid 5972] <... mount resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./8/file0", 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, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 4 [pid 5848] newfstatat(4, "", [pid 5849] <... openat resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(4, "", [pid 5848] getdents64(4, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, [pid 5848] getdents64(4, [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] getdents64(4, [pid 5848] close(4 [pid 5972] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... close resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 5849] close(4 [pid 5848] rmdir("./8/file0" [pid 5972] chdir("./file0" [pid 5849] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5974] <... munmap resumed>) = 0 [pid 5972] <... chdir resumed>) = 0 [pid 5849] rmdir("./8/file0" [pid 5848] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5974] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5972] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5974] <... openat resumed>) = 4 [pid 5972] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5974] ioctl(4, LOOP_SET_FD, 3 [pid 5972] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5848] unlink("./8/binderfs" [pid 5972] <... futex resumed>) = 1 [ 84.705999][ T5973] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5970] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5970] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 5970] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5970] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] close(3 [pid 5972] openat(AT_FDCWD, ".", O_RDONLY [pid 5849] unlink("./8/binderfs" [pid 5848] <... close resumed>) = 0 [pid 5848] rmdir("./8") = 0 [pid 5848] mkdir("./9", 0777 [pid 5972] <... openat resumed>) = 4 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5972] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5974] <... ioctl resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5970] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5970] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5970] <... futex resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5970] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] close(3) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] close(3 [pid 5972] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5849] <... close resumed>) = 0 ./strace-static-x86_64: Process 5975 attached [pid 5974] close(3 [ 84.737666][ T5974] loop0: detected capacity change from 0 to 256 [ 84.748779][ T5973] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] rmdir("./8" [pid 5975] set_robust_list(0x55555b6506a0, 24 [pid 5974] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 20 [pid 5975] <... set_robust_list resumed>) = 0 [pid 5974] close(4 [pid 5849] mkdir("./9", 0777 [pid 5975] chdir("./9" [pid 5974] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5975] <... chdir resumed>) = 0 [pid 5974] mkdir("./file0", 0777 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5974] <... mkdir resumed>) = 0 [pid 5975] <... prctl resumed>) = 0 [pid 5975] setpgid(0, 0 [pid 5974] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... openat resumed>) = 3 [pid 5975] <... setpgid resumed>) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5972] <... ioctl resumed>) = 0 [pid 5970] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5973] <... mount resumed>) = 0 [pid 5975] write(3, "1000", 4 [pid 5973] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5972] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... ioctl resumed>) = 0 [pid 5975] <... write resumed>) = 4 [pid 5970] <... futex resumed>) = 0 [pid 5975] close(3 [pid 5970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5975] <... close resumed>) = 0 [pid 5970] <... mmap resumed>) = 0x7f14d8fe7000 [pid 5975] symlink("/dev/binderfs", "./binderfs" [pid 5970] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 5975] <... symlink resumed>) = 0 [pid 5970] <... mprotect resumed>) = 0 [pid 5970] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} => {parent_tid=[26]}, 88) = 26 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program ./strace-static-x86_64: Process 5976 attached [pid 5975] write(1, "executing program\n", 18 [pid 5970] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... write resumed>) = 18 [pid 5970] <... futex resumed>) = 0 [pid 5849] close(3 [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... futex resumed>) = 0 [pid 5975] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5976] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5976] <... rseq resumed>) = 0 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5975] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... close resumed>) = 0 [pid 5975] <... mprotect resumed>) = 0 [pid 5973] <... openat resumed>) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5976] set_robust_list(0x7f14d90079a0, 24 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5973] chdir("./file0"./strace-static-x86_64: Process 5977 attached [pid 5976] <... set_robust_list resumed>) = 0 [pid 5975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], [pid 5975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5978 attached [pid 5977] set_robust_list(0x55555b6506a0, 24 [pid 5976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] <... chdir resumed>) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 23 [pid 5976] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5975] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5976] <... openat resumed>) = 5 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5975] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... set_robust_list resumed>) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5973] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5972] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5976] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5978] <... rseq resumed>) = 0 [pid 5977] chdir("./9" [pid 5973] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 84.801459][ T5974] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 84.824158][ T30] audit: type=1800 audit(1752057475.038:47): pid=5976 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048646 res=0 errno=0 [pid 5976] <... futex resumed>) = 1 [pid 5976] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5970] <... futex resumed>) = 0 [pid 5977] <... chdir resumed>) = 0 [pid 5973] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] set_robust_list(0x7f14d90289a0, 24 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5972] <... futex resumed>) = 0 [pid 5970] <... futex resumed>) = 1 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5970] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5978] memfd_create("syzkaller", 0 [pid 5977] <... prctl resumed>) = 0 [pid 5972] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5969] <... futex resumed>) = 0 [pid 5978] <... memfd_create resumed>) = 3 [pid 5977] setpgid(0, 0 [pid 5972] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... setpgid resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5970] <... futex resumed>) = 0 [pid 5972] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] close(3 [pid 5978] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5973] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = 0 [pid 5969] <... futex resumed>) = 1 [pid 5978] <... mmap resumed>) = 0x7f14d0c00000 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5973] openat(AT_FDCWD, ".", O_RDONLY [pid 5970] close(4 [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... close resumed>) = 0 [pid 5978] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5977] <... openat resumed>) = 3 [pid 5973] <... openat resumed>) = 4 [pid 5970] close(5 [pid 5978] <... write resumed>) = 131072 [pid 5977] write(3, "1000", 4 [pid 5973] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = 0 [pid 5977] <... write resumed>) = 4 [pid 5973] <... futex resumed>) = 1 [pid 5970] close(6 [pid 5969] <... futex resumed>) = 0 [pid 5978] munmap(0x7f14d0c00000, 138412032 [pid 5977] close(3 [pid 5973] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... munmap resumed>) = 0 [pid 5977] <... close resumed>) = 0 [pid 5970] close(7 [pid 5969] <... futex resumed>) = 0 [pid 5977] symlink("/dev/binderfs", "./binderfs" [pid 5973] <... ioctl resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] close(8 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 84.836692][ T5974] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5969] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5978] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5977] <... symlink resumed>) = 0 [pid 5973] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5970] close(9 [pid 5969] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... openat resumed>) = 4 [pid 5977] write(1, "executing program\n", 18 [pid 5973] <... openat resumed>) = 5 [pid 5970] close(10 [pid 5978] ioctl(4, LOOP_SET_FD, 3 [pid 5977] <... write resumed>) = 18 [pid 5973] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... mount resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5970] close(11 [pid 5969] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 0 [pid 5974] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5973] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5974] <... openat resumed>) = 3 [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] close(12 [pid 5969] <... futex resumed>) = 0 [pid 5977] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5973] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5973] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5970] close(13 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5973] <... futex resumed>) = 1 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... futex resumed>) = 0 [pid 5977] <... mmap resumed>) = 0x7f14d9008000 [pid 5973] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] close(14 [pid 5969] close(3 [pid 5977] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = 0 [pid 5977] <... mprotect resumed>) = 0 [pid 5974] chdir("./file0" [pid 5970] close(15 [pid 5969] close(4 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5974] <... chdir resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = 0 [pid 5977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5974] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5970] close(16 [pid 5969] close(5 [pid 5977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5974] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = 0 [pid 5974] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] close(17 [pid 5969] close(6 [pid 5977] <... clone3 resumed> => {parent_tid=[24]}, 88) = 24 [pid 5974] <... futex resumed>) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] openat(AT_FDCWD, ".", O_RDONLY [pid 5971] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] close(18 [pid 5969] close(7 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] <... openat resumed>) = 4 [pid 5971] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] close(19 [pid 5969] close(8 [pid 5977] <... futex resumed>) = 0 [pid 5974] <... futex resumed>) = 0 [pid 5971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5974] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] close(20 [pid 5969] close(9 [pid 5974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5971] <... futex resumed>) = 0 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5979 attached [pid 5978] <... ioctl resumed>) = 0 [pid 5974] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5979] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] <... rseq resumed>) = 0 [pid 5979] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5979] memfd_create("syzkaller", 0) = 3 [pid 5979] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5979] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5978] close(3 [pid 5974] <... ioctl resumed>) = 0 [pid 5970] close(21 [pid 5969] close(10 [pid 5979] <... write resumed>) = 131072 [pid 5979] munmap(0x7f14d0c00000, 138412032 [pid 5978] <... close resumed>) = 0 [pid 5974] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] <... munmap resumed>) = 0 [pid 5978] close(4 [pid 5974] <... futex resumed>) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5970] close(22 [pid 5969] close(11 [pid 5979] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 84.878227][ T5974] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 84.878251][ T5978] loop1: detected capacity change from 0 to 256 [ 84.902635][ T30] audit: type=1800 audit(1752057475.098:48): pid=5973 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048647 res=0 errno=0 [pid 5978] <... close resumed>) = 0 [pid 5974] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5971] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] ioctl(4, LOOP_SET_FD, 3 [pid 5978] mkdir("./file0", 0777 [pid 5971] <... futex resumed>) = 0 [pid 5970] close(23 [pid 5969] close(12 [pid 5978] <... mkdir resumed>) = 0 [pid 5974] <... openat resumed>) = 5 [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] close(24 [pid 5969] close(13 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] close(25 [pid 5969] close(14 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] close(26 [pid 5969] close(15 [pid 5978] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5974] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5974] <... futex resumed>) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5970] close(27 [pid 5969] close(16 [pid 5971] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] <... futex resumed>) = 0 [pid 5970] close(28 [pid 5969] close(17 [pid 5971] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] close(29 [pid 5969] close(18 [pid 5970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] exit_group(0 [pid 5969] close(19 [pid 5976] <... futex resumed>) = ? [pid 5972] <... futex resumed>) = ? [pid 5970] <... exit_group resumed>) = ? [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5976] +++ exited with 0 +++ [pid 5974] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5979] <... ioctl resumed>) = 0 [pid 5972] +++ exited with 0 +++ [pid 5969] close(20 [pid 5974] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5974] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5971] close(3) = 0 [pid 5971] close(4) = 0 [pid 5971] close(5) = 0 [pid 5971] close(6) = -1 EBADF (Bad file descriptor) [pid 5971] close(7) = -1 EBADF (Bad file descriptor) [pid 5971] close(8) = -1 EBADF (Bad file descriptor) [pid 5971] close(9) = -1 EBADF (Bad file descriptor) [pid 5971] close(10 [pid 5974] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(11 [pid 5969] close(21 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(12 [pid 5969] close(22 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(13 [pid 5969] close(23 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(14 [pid 5969] close(24 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(15 [pid 5969] close(25 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(16 [pid 5969] close(26 [pid 5979] close(3 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] <... close resumed>) = 0 [pid 5971] close(17 [pid 5969] close(27 [pid 5979] close(4 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(18 [pid 5969] close(28 [pid 5979] <... close resumed>) = 0 [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5970] +++ exited with 0 +++ [pid 5969] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] close(19 [pid 5969] close(29) = -1 EBADF (Bad file descriptor) [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] exit_group(0 [pid 5973] <... futex resumed>) = ? [pid 5971] close(20 [pid 5969] <... exit_group resumed>) = ? [pid 5979] mkdir("./file0", 0777 [pid 5973] +++ exited with 0 +++ [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5969] +++ exited with 0 +++ [pid 5979] <... mkdir resumed>) = 0 [pid 5971] close(21 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5979] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5971] close(22) = -1 EBADF (Bad file descriptor) [ 84.941711][ T5979] loop3: detected capacity change from 0 to 256 [ 84.948961][ T30] audit: type=1800 audit(1752057475.158:49): pid=5974 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048648 res=0 errno=0 [ 84.970354][ T5978] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 84.982211][ T5978] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5846] <... restart_syscall resumed>) = 0 [pid 5971] close(23) = -1 EBADF (Bad file descriptor) [pid 5971] close(24) = -1 EBADF (Bad file descriptor) [pid 5971] close(25) = -1 EBADF (Bad file descriptor) [pid 5971] close(26) = -1 EBADF (Bad file descriptor) [pid 5971] close(27) = -1 EBADF (Bad file descriptor) [pid 5971] close(28) = -1 EBADF (Bad file descriptor) [pid 5971] close(29) = -1 EBADF (Bad file descriptor) [pid 5971] exit_group(0 [pid 5974] <... futex resumed>) = ? [pid 5971] <... exit_group resumed>) = ? [pid 5974] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 5847] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5847] getdents64(3, [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] <... mount resumed>) = 0 [pid 5978] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... umount2 resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5850] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5978] <... openat resumed>) = 3 [pid 5850] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] chdir("./file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./10/file0", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5978] <... chdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... openat resumed>) = 4 [pid 5847] newfstatat(AT_FDCWD, "./10/file0", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5978] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] newfstatat(4, "", [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5978] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 4 [pid 5978] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(4, "", [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] <... futex resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5978] openat(AT_FDCWD, ".", O_RDONLY [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] getdents64(4, [pid 5978] <... openat resumed>) = 4 [pid 5850] getdents64(4, [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] getdents64(4, [pid 5850] getdents64(4, [pid 5847] <... openat resumed>) = 4 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5978] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] newfstatat(4, "", [pid 5846] close(4 [pid 5978] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5850] close(4 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... close resumed>) = 0 [pid 5978] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5975] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] rmdir("./10/file0" [pid 5975] <... futex resumed>) = 0 [pid 5850] rmdir("./9/file0" [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5978] <... ioctl resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... rmdir resumed>) = 0 [pid 5978] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 85.012688][ T5978] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 85.028040][ T5979] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(4, [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5978] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5846] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] unlink("./9/binderfs" [pid 5847] close(4 [pid 5850] <... unlink resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5847] rmdir("./10/file0" [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5850] close(3 [pid 5847] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] rmdir("./9" [pid 5847] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] mkdir("./10", 0777 [pid 5847] unlink("./10/binderfs" [pid 5850] <... mkdir resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] getdents64(3, [pid 5850] <... openat resumed>) = 3 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] close(3 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5978] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] close(3 [pid 5847] rmdir("./10" [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5978] <... openat resumed>) = 5 [pid 5850] <... close resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./11", 0777 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5980 attached [pid 5980] set_robust_list(0x55555b6506a0, 24 [pid 5978] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] unlink("./10/binderfs" [pid 5980] <... set_robust_list resumed>) = 0 [pid 5980] chdir("./10") = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] setpgid(0, 0) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 22 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... unlink resumed>) = 0 [pid 5978] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5846] getdents64(3, [pid 5975] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5846] close(3 [pid 5847] <... ioctl resumed>) = 0 [pid 5978] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5975] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] write(3, "1000", 4 [pid 5978] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5847] close(3 [pid 5846] <... close resumed>) = 0 [pid 5980] <... write resumed>) = 4 [pid 5978] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] close(3) = 0 [pid 5980] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5980] write(1, "executing program\n", 18 [pid 5978] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] rmdir("./10" [pid 5978] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] close(3 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] <... write resumed>) = 18 [pid 5975] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] close(4 [pid 5846] mkdir("./11", 0777 [pid 5980] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5975] <... close resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 27 ./strace-static-x86_64: Process 5981 attached [pid 5980] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5975] close(5 [pid 5846] <... mkdir resumed>) = 0 [pid 5980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 85.068104][ T5979] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 85.078742][ T30] audit: type=1800 audit(1752057475.298:50): pid=5978 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048649 res=0 errno=0 [pid 5980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5980] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5981] set_robust_list(0x55555b6506a0, 24 [pid 5980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5975] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5981] <... set_robust_list resumed>) = 0 [pid 5975] close(6 [pid 5980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5846] <... openat resumed>) = 3 [pid 5981] chdir("./11" [pid 5979] <... mount resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5981] <... chdir resumed>) = 0 [pid 5979] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5975] close(7 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... ioctl resumed>) = 0 [pid 5981] <... prctl resumed>) = 0 [pid 5975] close(8 [pid 5979] <... openat resumed>) = 3 [pid 5981] setpgid(0, 0 [pid 5979] chdir("./file0" [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3./strace-static-x86_64: Process 5982 attached [pid 5981] <... setpgid resumed>) = 0 [pid 5980] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5979] <... chdir resumed>) = 0 [pid 5975] close(9 [pid 5982] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 5982] <... rseq resumed>) = 0 [pid 5981] <... openat resumed>) = 3 [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5975] close(10 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5982] set_robust_list(0x7f14d90289a0, 24 [pid 5981] write(3, "1000", 4 [pid 5980] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5983 attached [pid 5982] <... set_robust_list resumed>) = 0 [pid 5981] <... write resumed>) = 4 [pid 5980] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5975] close(11 [pid 5983] set_robust_list(0x55555b6506a0, 24 [pid 5982] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] close(3 [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5979] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 27 [pid 5983] <... set_robust_list resumed>) = 0 [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... close resumed>) = 0 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5975] close(12 [pid 5983] chdir("./11" [pid 5981] symlink("/dev/binderfs", "./binderfs" [pid 5979] openat(AT_FDCWD, ".", O_RDONLY [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... chdir resumed>) = 0 [pid 5979] <... openat resumed>) = 4 [pid 5975] close(13 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5981] <... symlink resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... prctl resumed>) = 0 [pid 5975] close(14 [pid 5983] setpgid(0, 0 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... setpgid resumed>) = 0 executing program [pid 5982] memfd_create("syzkaller", 0 [pid 5981] write(1, "executing program\n", 18 [pid 5979] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] close(15 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5982] <... memfd_create resumed>) = 3 [pid 5981] <... write resumed>) = 18 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... openat resumed>) = 3 [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5975] close(16 [ 85.114417][ T5979] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5983] write(3, "1000", 4 [pid 5982] <... mmap resumed>) = 0x7f14d0c00000 [pid 5981] <... futex resumed>) = 0 [pid 5979] <... ioctl resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... write resumed>) = 4 [pid 5975] close(17 [pid 5979] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5981] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5979] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] close(18 [pid 5977] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(19 [pid 5979] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 1 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5975] close(20 [pid 5982] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5983] close(3 [pid 5981] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5979] <... openat resumed>) = 5 [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... close resumed>) = 0 [pid 5981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5979] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] symlink("/dev/binderfs", "./binderfs" [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5983] <... symlink resumed>) = 0 executing program [pid 5977] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5983] write(1, "executing program\n", 18 [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5977] <... futex resumed>) = 0 [pid 5975] close(21 [pid 5982] <... write resumed>) = 131072 [pid 5977] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... mmap resumed>) = 0x7f14d9008000 [pid 5979] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5981] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5979] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] close(22 [pid 5977] close(3 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] <... close resumed>) = 0 [pid 5975] close(23 [pid 5977] close(4 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... write resumed>) = 18 [pid 5977] <... close resumed>) = 0 [pid 5975] close(24 [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] close(5 [pid 5983] <... futex resumed>) = 0 [pid 5977] <... close resumed>) = 0 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5977] close(6 [pid 5983] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5979] <... futex resumed>) = 0 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(25 [pid 5983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5981] <... mprotect resumed>) = 0 [pid 5977] close(7 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(26 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5977] close(8 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... mmap resumed>) = 0x7f14d9008000 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(27 [pid 5983] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5982] munmap(0x7f14d0c00000, 138412032 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5979] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] close(9 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] <... mprotect resumed>) = 0 [pid 5982] <... munmap resumed>) = 0 [pid 5981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(28 [pid 5983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5982] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5977] close(10 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5984 attached [pid 5983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5982] <... openat resumed>) = 4 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] close(29 [pid 5984] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5982] ioctl(4, LOOP_SET_FD, 3 [pid 5981] <... clone3 resumed> => {parent_tid=[28]}, 88) = 28 [pid 5977] close(11 [pid 5975] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 85.189276][ T30] audit: type=1800 audit(1752057475.408:51): pid=5979 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048650 res=0 errno=0 ./strace-static-x86_64: Process 5985 attached [pid 5984] <... rseq resumed>) = 0 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] exit_group(0 [pid 5985] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5984] set_robust_list(0x7f14d90289a0, 24 [pid 5983] <... clone3 resumed> => {parent_tid=[28]}, 88) = 28 [pid 5977] close(12 [pid 5975] <... exit_group resumed>) = ? [pid 5985] <... rseq resumed>) = 0 [pid 5984] <... set_robust_list resumed>) = 0 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5985] set_robust_list(0x7f14d90289a0, 24 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] close(13 [pid 5985] <... set_robust_list resumed>) = 0 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... futex resumed>) = 0 [pid 5977] close(14 [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5978] <... futex resumed>) = ? [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5985] memfd_create("syzkaller", 0 [pid 5977] close(15) = -1 EBADF (Bad file descriptor) [pid 5985] <... memfd_create resumed>) = 3 [pid 5977] close(16) = -1 EBADF (Bad file descriptor) [pid 5985] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5977] close(17 [pid 5985] <... mmap resumed>) = 0x7f14d0c00000 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] +++ exited with 0 +++ [pid 5977] close(18 [pid 5975] +++ exited with 0 +++ [pid 5981] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... futex resumed>) = 1 [pid 5977] close(19 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5985] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5984] <... futex resumed>) = 0 [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5977] close(20 [pid 5984] memfd_create("syzkaller", 0 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5977] close(21 [pid 5984] <... memfd_create resumed>) = 3 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5985] <... write resumed>) = 131072 [pid 5984] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5977] close(22) = -1 EBADF (Bad file descriptor) [pid 5977] close(23) = -1 EBADF (Bad file descriptor) [pid 5977] close(24) = -1 EBADF (Bad file descriptor) [pid 5977] close(25) = -1 EBADF (Bad file descriptor) [pid 5977] close(26) = -1 EBADF (Bad file descriptor) [pid 5977] close(27) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 5977] close(28 [pid 5984] <... mmap resumed>) = 0x7f14d0c00000 [pid 5977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5982] <... ioctl resumed>) = 0 [pid 5977] close(29) = -1 EBADF (Bad file descriptor) [pid 5982] close(3 [pid 5977] exit_group(0 [pid 5848] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5985] munmap(0x7f14d0c00000, 138412032 [pid 5982] <... close resumed>) = 0 [pid 5979] <... futex resumed>) = ? [pid 5977] <... exit_group resumed>) = ? [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5985] <... munmap resumed>) = 0 [pid 5984] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5982] close(4 [pid 5979] +++ exited with 0 +++ [pid 5977] +++ exited with 0 +++ [pid 5848] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] <... openat resumed>) = 3 [pid 5985] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] newfstatat(3, "", [pid 5982] <... close resumed>) = 0 [pid 5985] <... openat resumed>) = 4 [pid 5984] <... write resumed>) = 131072 [pid 5982] mkdir("./file0", 0777 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5982] <... mkdir resumed>) = 0 [pid 5849] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5985] ioctl(4, LOOP_SET_FD, 3 [pid 5982] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5984] munmap(0x7f14d0c00000, 138412032 [pid 5849] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5984] <... munmap resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5984] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 85.242870][ T5982] loop4: detected capacity change from 0 to 256 [ 85.279551][ T5985] loop2: detected capacity change from 0 to 256 [pid 5984] ioctl(4, LOOP_SET_FD, 3 [pid 5985] <... ioctl resumed>) = 0 [pid 5985] close(3) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 5985] close(4) = 0 [pid 5985] mkdir("./file0", 0777) = 0 [pid 5985] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5984] <... ioctl resumed>) = 0 [pid 5984] close(3) = 0 [pid 5984] close(4) = 0 [pid 5849] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5984] mkdir("./file0", 0777) = 0 [pid 5984] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 85.288389][ T5982] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 85.291978][ T5984] loop0: detected capacity change from 0 to 256 [ 85.312652][ T5985] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5849] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] newfstatat(AT_FDCWD, "./9/file0", [pid 5849] <... openat resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(4, "", [pid 5848] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] newfstatat(4, "", [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] close(4 [pid 5848] getdents64(4, [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./9/file0" [pid 5849] rmdir("./9/file0" [pid 5848] <... rmdir resumed>) = 0 [pid 5848] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] unlink("./9/binderfs" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5848] <... unlink resumed>) = 0 [ 85.334333][ T5985] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 85.335340][ T5984] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 85.350630][ T5982] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5848] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] unlink("./9/binderfs" [pid 5848] close(3) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] rmdir("./9") = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] mkdir("./10", 0777 [pid 5982] <... mount resumed>) = 0 [pid 5849] close(3 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./9" [pid 5982] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5982] <... openat resumed>) = 3 [pid 5849] mkdir("./10", 0777 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5982] chdir("./file0") = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] close(3 [pid 5982] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] <... close resumed>) = 0 [pid 5985] <... mount resumed>) = 0 [pid 5982] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 3 [pid 5985] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5982] <... futex resumed>) = 1 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5985] <... openat resumed>) = 3 [pid 5982] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5985] chdir("./file0" [pid 5849] <... ioctl resumed>) = 0 [pid 5985] <... chdir resumed>) = 0 [pid 5985] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] close(3./strace-static-x86_64: Process 5986 attached [pid 5985] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5980] <... futex resumed>) = 0 [pid 5985] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] set_robust_list(0x55555b6506a0, 24 [pid 5985] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5982] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5849] <... close resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 22 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5985] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] openat(AT_FDCWD, ".", O_RDONLY [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5986] chdir("./10" [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... futex resumed>) = 0 [pid 5982] <... openat resumed>) = 4 [pid 5986] <... chdir resumed>) = 0 [pid 5985] openat(AT_FDCWD, ".", O_RDONLY [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5985] <... openat resumed>) = 4 [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5987 attached [pid 5986] <... prctl resumed>) = 0 [pid 5985] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5980] <... futex resumed>) = 0 [pid 5987] set_robust_list(0x55555b6506a0, 24 [pid 5986] setpgid(0, 0 [pid 5985] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... set_robust_list resumed>) = 0 [pid 5986] <... setpgid resumed>) = 0 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... futex resumed>) = 0 [pid 5985] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 25 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5987] chdir("./10") = 0 [pid 5986] <... openat resumed>) = 3 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] write(3, "1000", 4) = 4 [pid 5987] <... prctl resumed>) = 0 [pid 5987] setpgid(0, 0 [ 85.398527][ T5982] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 85.403687][ T5984] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 85.421524][ T5985] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5986] close(3) = 0 [pid 5987] <... setpgid resumed>) = 0 [pid 5986] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5986] write(1, "executing program\n", 18executing program [pid 5987] <... openat resumed>) = 3 [pid 5986] <... write resumed>) = 18 [pid 5987] write(3, "1000", 4 [pid 5985] <... ioctl resumed>) = 0 [pid 5982] <... ioctl resumed>) = 0 [pid 5987] <... write resumed>) = 4 [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] close(3 [pid 5986] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5987] <... close resumed>) = 0 [pid 5986] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5985] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5980] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] symlink("/dev/binderfs", "./binderfs" [pid 5986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5985] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5983] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5987] <... symlink resumed>) = 0 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5985] <... openat resumed>) = 5 [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] write(1, "executing program\n", 18 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5985] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5985] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5982] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5986] <... mmap resumed>) = 0x7f14d9008000 [pid 5986] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5985] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5983] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... openat resumed>) = 5 [pid 5986] <... mprotect resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5985] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5983] <... futex resumed>) = 0 [pid 5982] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5985] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 0 [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5982] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5980] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5988 attached [pid 5987] <... write resumed>) = 18 [pid 5985] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] close(3 [pid 5982] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5980] <... futex resumed>) = 0 [pid 5988] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5983] <... close resumed>) = 0 [pid 5982] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... rseq resumed>) = 0 [pid 5987] <... futex resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] close(4 [pid 5982] <... futex resumed>) = 0 [pid 5980] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] set_robust_list(0x7f14d90289a0, 24 [pid 5987] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] <... close resumed>) = 0 [pid 5987] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5986] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5986] <... futex resumed>) = 0 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5983] close(5 [pid 5982] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... close resumed>) = 0 [pid 5983] close(6 [pid 5980] close(3 [pid 5987] <... mmap resumed>) = 0x7f14d9008000 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = 0 [pid 5987] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5983] close(7 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5987] <... mprotect resumed>) = 0 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] close(4 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] close(8 [pid 5980] <... close resumed>) = 0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] close(5 [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5983] close(9 [pid 5980] <... close resumed>) = 0 ./strace-static-x86_64: Process 5989 attached [pid 5988] memfd_create("syzkaller", 0 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5988] <... memfd_create resumed>) = 3 [pid 5987] <... clone3 resumed> => {parent_tid=[26]}, 88) = 26 [pid 5983] close(10 [pid 5980] close(6 [pid 5989] <... rseq resumed>) = 0 [pid 5988] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] set_robust_list(0x7f14d90289a0, 24 [pid 5988] <... mmap resumed>) = 0x7f14d0c00000 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] close(11 [pid 5980] close(7 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5988] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5987] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... mount resumed>) = 0 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] <... futex resumed>) = 0 [pid 5983] close(12 [pid 5980] close(8 [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] memfd_create("syzkaller", 0 [pid 5984] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5983] close(13 [pid 5980] close(9 [pid 5989] <... memfd_create resumed>) = 3 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5984] <... openat resumed>) = 3 [pid 5983] close(14 [pid 5980] close(10 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] <... mmap resumed>) = 0x7f14d0c00000 [pid 5984] chdir("./file0" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5988] <... write resumed>) = 131072 [pid 5983] close(15 [pid 5980] close(11 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] <... chdir resumed>) = 0 [pid 5983] close(16 [pid 5980] close(12 [pid 5984] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5983] close(17 [pid 5980] close(13 [pid 5988] munmap(0x7f14d0c00000, 138412032 [pid 5984] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(18 [pid 5980] close(14 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5988] <... munmap resumed>) = 0 [pid 5984] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] close(19 [pid 5980] close(15 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(20 [pid 5980] close(16 [pid 5989] <... write resumed>) = 131072 [pid 5984] <... futex resumed>) = 1 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... futex resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(21 [pid 5981] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] close(17 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... futex resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 85.486696][ T5984] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5983] close(22 [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] close(18 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5988] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5984] openat(AT_FDCWD, ".", O_RDONLY [pid 5983] close(23 [pid 5980] close(19 [pid 5988] <... openat resumed>) = 4 [pid 5984] <... openat resumed>) = 4 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] munmap(0x7f14d0c00000, 138412032 [pid 5988] ioctl(4, LOOP_SET_FD, 3 [pid 5984] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] close(24 [pid 5980] close(20 [pid 5984] <... futex resumed>) = 1 [pid 5989] <... munmap resumed>) = 0 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... futex resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] close(25 [pid 5981] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] close(21 [pid 5989] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] <... futex resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(26 [pid 5980] close(22 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(27 [pid 5980] close(23 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(28 [pid 5980] close(24 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] close(29 [pid 5980] close(25 [pid 5983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5983] exit_group(0 [pid 5980] close(26 [pid 5985] <... futex resumed>) = ? [pid 5983] <... exit_group resumed>) = ? [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5985] +++ exited with 0 +++ [pid 5984] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5983] +++ exited with 0 +++ [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] close(27 [pid 5989] <... openat resumed>) = 4 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] <... ioctl resumed>) = 0 [pid 5980] close(28 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5989] ioctl(4, LOOP_SET_FD, 3 [pid 5984] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5980] close(29 [pid 5984] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... futex resumed>) = 0 [pid 5980] exit_group(0 [pid 5984] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5982] <... futex resumed>) = ? [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] <... exit_group resumed>) = ? [pid 5989] <... ioctl resumed>) = 0 [pid 5984] <... openat resumed>) = 5 [pid 5982] +++ exited with 0 +++ [pid 5980] +++ exited with 0 +++ [pid 5989] close(3 [pid 5984] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5989] <... close resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5846] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5989] close(4 [pid 5984] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... close resumed>) = 0 [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5989] mkdir("./file0", 0777 [pid 5988] <... ioctl resumed>) = 0 [pid 5984] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5981] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5989] <... mkdir resumed>) = 0 [pid 5988] close(3 [pid 5984] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] <... openat resumed>) = 3 [pid 5989] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5988] <... close resumed>) = 0 [pid 5984] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(3, "", [pid 5984] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5984] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5981] <... close resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5981] close(4) = 0 [pid 5981] close(5 [pid 5850] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5981] close(6 [pid 5850] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5981] close(7 [pid 5850] newfstatat(3, "", [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5981] close(8 [pid 5850] getdents64(3, [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5981] close(9 [pid 5850] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] close(10) = -1 EBADF (Bad file descriptor) [pid 5981] close(11) = -1 EBADF (Bad file descriptor) [pid 5981] close(12) = -1 EBADF (Bad file descriptor) [pid 5981] close(13) = -1 EBADF (Bad file descriptor) [pid 5981] close(14) = -1 EBADF (Bad file descriptor) [pid 5981] close(15) = -1 EBADF (Bad file descriptor) [pid 5981] close(16) = -1 EBADF (Bad file descriptor) [pid 5981] close(17) = -1 EBADF (Bad file descriptor) [pid 5988] close(4 [pid 5981] close(18 [pid 5846] getdents64(3, [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5988] <... close resumed>) = 0 [pid 5981] close(19 [pid 5850] <... umount2 resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5988] mkdir("./file0", 0777 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5988] <... mkdir resumed>) = 0 [pid 5981] close(20 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5988] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./10/file0", [pid 5981] close(21 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] close(22 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5981] close(23 [pid 5850] <... openat resumed>) = 4 [pid 5846] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(4, "", [pid 5981] close(24 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5846] newfstatat(AT_FDCWD, "./11/file0", [pid 5981] close(25 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5981] close(26 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(4 [pid 5846] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 85.551987][ T5988] loop1: detected capacity change from 0 to 256 [ 85.565663][ T5989] loop3: detected capacity change from 0 to 256 [ 85.582983][ T5989] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5981] close(27 [pid 5850] <... close resumed>) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./10/file0" [pid 5981] close(28 [pid 5850] <... rmdir resumed>) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5981] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5984] <... futex resumed>) = ? [pid 5981] <... exit_group resumed>) = ? [pid 5850] unlink("./10/binderfs" [pid 5984] +++ exited with 0 +++ [pid 5981] +++ exited with 0 +++ [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] close(3) = 0 [pid 5850] rmdir("./10" [pid 5846] <... openat resumed>) = 4 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 5850] mkdir("./11", 0777) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] close(3 [pid 5846] getdents64(4, [pid 5847] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./11/file0") = 0 [pid 5847] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./11/binderfs") = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] getdents64(3, [pid 5846] getdents64(4, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./11") = 0 [ 85.607820][ T5988] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 85.637765][ T5989] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5847] mkdir("./12", 0777 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4 [pid 5847] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [pid 5847] close(3) = 0 [pid 5846] <... close resumed>) = 0 [pid 5846] rmdir("./11/file0" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... rmdir resumed>) = 0 [pid 5846] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./11/binderfs", ./strace-static-x86_64: Process 5990 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5990] set_robust_list(0x55555b6506a0, 24 [ 85.650056][ T5988] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5846] unlink("./11/binderfs" [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 24 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... unlink resumed>) = 0 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5846] getdents64(3, ./strace-static-x86_64: Process 5991 attached [pid 5991] set_robust_list(0x55555b6506a0, 24 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5990] chdir("./11" [pid 5846] close(3 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5991] chdir("./12" [pid 5990] <... chdir resumed>) = 0 [pid 5846] rmdir("./11" [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5991] <... chdir resumed>) = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] <... prctl resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5991] <... prctl resumed>) = 0 [pid 5846] mkdir("./12", 0777 [pid 5991] setpgid(0, 0 [pid 5990] setpgid(0, 0) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5991] <... setpgid resumed>) = 0 [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5991] <... openat resumed>) = 3 [pid 5990] <... openat resumed>) = 3 [pid 5846] <... ioctl resumed>) = 0 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3) = 0 [pid 5846] close(3 [pid 5991] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5991] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 29 [pid 5991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 5992 attached [pid 5992] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 5991] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5992] set_robust_list(0x7f14d90289a0, 24 [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... close resumed>) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] write(3, "1000", 4 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5991] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5990] <... write resumed>) = 4 ./strace-static-x86_64: Process 5993 attached [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 29 [pid 5990] close(3 [pid 5992] memfd_create("syzkaller", 0) = 3 [pid 5992] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5992] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5990] <... close resumed>) = 0 [pid 5993] set_robust_list(0x55555b6506a0, 24 [pid 5990] symlink("/dev/binderfs", "./binderfs" [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... write resumed>) = 131072 [pid 5990] <... symlink resumed>) = 0 [pid 5989] <... mount resumed>) = 0 executing program [pid 5993] chdir("./12" [pid 5990] write(1, "executing program\n", 18 [pid 5989] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5993] <... chdir resumed>) = 0 [pid 5990] <... write resumed>) = 18 [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... openat resumed>) = 3 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] <... futex resumed>) = 0 [pid 5989] chdir("./file0" [pid 5993] <... prctl resumed>) = 0 [pid 5990] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5988] <... mount resumed>) = 0 [pid 5993] setpgid(0, 0 [pid 5992] munmap(0x7f14d0c00000, 138412032 [pid 5990] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5989] <... chdir resumed>) = 0 [pid 5988] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5993] <... setpgid resumed>) = 0 [pid 5992] <... munmap resumed>) = 0 [pid 5990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5989] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5988] <... openat resumed>) = 3 [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] chdir("./file0" [pid 5990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5989] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5988] <... chdir resumed>) = 0 [pid 5993] <... openat resumed>) = 3 [pid 5992] <... openat resumed>) = 4 [pid 5990] <... mmap resumed>) = 0x7f14d9008000 [pid 5989] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5993] write(3, "1000", 4 [pid 5990] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5989] <... futex resumed>) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5988] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 85.680208][ T5989] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 85.700760][ T5988] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [pid 5993] <... write resumed>) = 4 [pid 5992] ioctl(4, LOOP_SET_FD, 3 [pid 5990] <... mprotect resumed>) = 0 [pid 5989] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] close(3) = 0 [pid 5990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... futex resumed>) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5993] symlink("/dev/binderfs", "./binderfs" [pid 5990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5989] openat(AT_FDCWD, ".", O_RDONLY [pid 5988] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... symlink resumed>) = 0 [pid 5990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5986] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] write(1, "executing program\n", 18 [pid 5989] <... openat resumed>) = 4 [pid 5988] openat(AT_FDCWD, ".", O_RDONLY [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5994 attached [pid 5993] <... write resumed>) = 18 [pid 5990] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5989] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5988] <... openat resumed>) = 4 [pid 5988] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 1 [pid 5986] <... futex resumed>) = 0 [pid 5989] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5986] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5989] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5987] <... futex resumed>) = 0 [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... rseq resumed>) = 0 [pid 5993] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] set_robust_list(0x7f14d90289a0, 24 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5993] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5990] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 5990] <... futex resumed>) = 0 [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5994] memfd_create("syzkaller", 0) = 3 [pid 5994] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5994] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5994] <... write resumed>) = 131072 [pid 5993] <... mmap resumed>) = 0x7f14d9008000 [pid 5993] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5994] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5994] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5994] ioctl(4, LOOP_SET_FD, 3 [pid 5993] <... mprotect resumed>) = 0 [pid 5993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5992] <... ioctl resumed>) = 0 [pid 5989] <... ioctl resumed>) = 0 [pid 5988] <... ioctl resumed>) = 0 [pid 5993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5989] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] close(3 [pid 5988] <... futex resumed>) = 1 [pid 5986] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5995 attached [pid 5992] <... close resumed>) = 0 [pid 5988] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5986] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5995] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5993] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5992] close(4 [pid 5989] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5988] <... openat resumed>) = 5 [pid 5987] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 0 [pid 5992] <... close resumed>) = 0 [pid 5989] <... openat resumed>) = 5 [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... futex resumed>) = 0 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] mkdir("./file0", 0777 [pid 5988] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5995] <... rseq resumed>) = 0 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5989] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5986] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] set_robust_list(0x7f14d90289a0, 24 [pid 5993] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 0 [pid 5988] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5987] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5989] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5988] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5987] <... futex resumed>) = 0 [pid 5986] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5989] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5988] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5989] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5986] close(3 [pid 5987] close(3 [pid 5988] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] <... close resumed>) = 0 [pid 5987] <... close resumed>) = 0 [pid 5986] close(4 [pid 5987] close(4 [pid 5986] <... close resumed>) = 0 [pid 5987] <... close resumed>) = 0 [pid 5986] close(5 [pid 5987] close(5 [pid 5986] <... close resumed>) = 0 [pid 5995] memfd_create("syzkaller", 0 [pid 5992] <... mkdir resumed>) = 0 [pid 5989] <... futex resumed>) = 0 [pid 5987] <... close resumed>) = 0 [pid 5986] close(6 [pid 5992] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5987] close(6 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... memfd_create resumed>) = 3 [pid 5989] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(7 [pid 5995] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5994] <... ioctl resumed>) = 0 [pid 5987] close(7 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... mmap resumed>) = 0x7f14d0c00000 [pid 5994] close(3 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(8 [pid 5994] <... close resumed>) = 0 [ 85.758160][ T5992] loop0: detected capacity change from 0 to 256 [ 85.785334][ T5994] loop4: detected capacity change from 0 to 256 [pid 5987] close(8 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5994] close(4 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(9 [pid 5994] <... close resumed>) = 0 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... write resumed>) = 131072 [pid 5994] mkdir("./file0", 0777 [pid 5987] close(9 [pid 5986] close(10 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(11 [pid 5987] close(10 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... mkdir resumed>) = 0 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(12) = -1 EBADF (Bad file descriptor) [pid 5987] close(11 [pid 5986] close(13 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(12 [pid 5986] close(14 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(13 [pid 5986] close(15 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(14 [pid 5986] close(16 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(15 [pid 5995] munmap(0x7f14d0c00000, 138412032 [pid 5986] close(17 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5987] close(16 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... munmap resumed>) = 0 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(18 [pid 5995] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5987] close(17 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... openat resumed>) = 4 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(19 [pid 5995] ioctl(4, LOOP_SET_FD, 3 [pid 5987] close(18 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(20) = -1 EBADF (Bad file descriptor) [ 85.827184][ T5992] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 85.853748][ T5994] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 85.871193][ T5995] loop2: detected capacity change from 0 to 256 [pid 5995] <... ioctl resumed>) = 0 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(21 [pid 5995] close(3 [pid 5987] close(19 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(22 [pid 5995] <... close resumed>) = 0 [pid 5987] close(20 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(4 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] close(23 [pid 5995] <... close resumed>) = 0 [pid 5987] close(21 [pid 5995] mkdir("./file0", 0777 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(22) = -1 EBADF (Bad file descriptor) [pid 5995] <... mkdir resumed>) = 0 [pid 5987] close(23 [pid 5995] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(24 [pid 5986] close(24 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(25 [ 85.874668][ T5992] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 85.896671][ T5994] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 85.909691][ T5995] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5986] close(25 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(26) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(27 [pid 5986] close(26 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(28 [pid 5986] close(27 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] close(29 [pid 5986] close(28 [pid 5987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] exit_group(0 [pid 5986] close(29 [pid 5994] <... mount resumed>) = 0 [pid 5986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] <... futex resumed>) = ? [pid 5987] <... exit_group resumed>) = ? [ 85.931271][ T5994] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 85.953826][ T5995] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 85.956117][ T5992] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5989] +++ exited with 0 +++ [pid 5987] +++ exited with 0 +++ [pid 5986] exit_group(0 [pid 5994] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5988] <... futex resumed>) = ? [pid 5986] <... exit_group resumed>) = ? [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] <... mount resumed>) = 0 [pid 5994] <... openat resumed>) = 3 [pid 5988] +++ exited with 0 +++ [pid 5986] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5994] chdir("./file0" [pid 5992] <... mount resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5995] <... openat resumed>) = 3 [pid 5994] <... chdir resumed>) = 0 [pid 5992] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5995] chdir("./file0" [pid 5994] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5992] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5848] <... restart_syscall resumed>) = 0 [pid 5994] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5995] <... chdir resumed>) = 0 [pid 5992] chdir("./file0" [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5995] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5994] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... chdir resumed>) = 0 [pid 5849] getdents64(3, [pid 5995] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5994] <... futex resumed>) = 1 [pid 5992] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5990] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5990] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... futex resumed>) = 0 [pid 5849] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] openat(AT_FDCWD, ".", O_RDONLY [pid 5993] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5994] <... openat resumed>) = 4 [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] <... openat resumed>) = 3 [pid 5995] openat(AT_FDCWD, ".", O_RDONLY [pid 5994] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(3, "", [pid 5992] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5995] <... openat resumed>) = 4 [pid 5994] <... futex resumed>) = 1 [pid 5992] openat(AT_FDCWD, ".", O_RDONLY [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] <... futex resumed>) = 0 [pid 5848] getdents64(3, [pid 5995] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... openat resumed>) = 4 [pid 5990] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5995] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... futex resumed>) = 0 [pid 5848] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5994] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5993] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] <... futex resumed>) = 0 [pid 5992] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [ 85.983607][ T5995] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = 0 [pid 5992] <... ioctl resumed>) = 0 [pid 5995] <... ioctl resumed>) = 0 [pid 5994] <... ioctl resumed>) = 0 [pid 5849] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 5995] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = 1 [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./10/file0", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(AT_FDCWD, "./10/file0", [pid 5995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5849] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5995] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5994] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5994] <... openat resumed>) = 5 [pid 5992] <... openat resumed>) = 5 [pid 5849] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] <... openat resumed>) = 5 [pid 5994] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 4 [pid 5848] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5995] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 5848] <... openat resumed>) = 4 [pid 5995] <... futex resumed>) = 1 [pid 5994] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(4, "", [pid 5995] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5994] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5993] <... futex resumed>) = 0 [pid 5992] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5991] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, [pid 5995] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5994] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5993] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5849] getdents64(4, [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5995] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5994] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(4, [pid 5995] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5849] close(4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5995] <... futex resumed>) = 1 [pid 5994] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] close(3 [pid 5990] close(3 [pid 5848] close(4 [pid 5995] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] close(3 [pid 5991] <... close resumed>) = 0 [pid 5990] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5993] <... close resumed>) = 0 [pid 5991] close(4 [pid 5990] close(4 [pid 5849] rmdir("./10/file0" [pid 5848] rmdir("./10/file0" [pid 5993] close(4 [pid 5991] <... close resumed>) = 0 [pid 5990] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5993] <... close resumed>) = 0 [pid 5991] close(5 [pid 5990] close(5 [pid 5849] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] close(5 [pid 5991] <... close resumed>) = 0 [pid 5990] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] <... close resumed>) = 0 [pid 5991] close(6 [pid 5990] close(6 [pid 5849] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5993] close(6 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(7 [pid 5990] close(7 [pid 5849] unlink("./10/binderfs" [pid 5848] unlink("./10/binderfs" [pid 5993] close(7 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(8 [pid 5990] close(8 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5993] close(8 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(9 [pid 5990] close(9 [pid 5849] close(3 [pid 5848] close(3 [pid 5993] close(9 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(10 [pid 5990] close(10 [pid 5849] rmdir("./10" [pid 5848] rmdir("./10" [pid 5993] close(10 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(11 [pid 5991] close(11 [pid 5849] mkdir("./11", 0777 [pid 5993] close(11 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(12 [pid 5990] close(12 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5993] close(12 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5848] mkdir("./11", 0777 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(13 [pid 5990] close(13 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5993] close(13 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(14 [pid 5990] close(14 [pid 5849] close(3 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5993] close(14 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(15 [pid 5990] close(15 [pid 5993] close(15 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(16 [pid 5990] close(16 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5993] close(16 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(17 [pid 5848] <... ioctl resumed>) = 0 [pid 5993] close(17 [pid 5991] close(17 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(18 [pid 5993] close(18 [pid 5991] close(18 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(19./strace-static-x86_64: Process 5996 attached [pid 5993] close(19 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 27 [pid 5996] set_robust_list(0x55555b6506a0, 24 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] close(19 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(20 [pid 5991] close(20 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(21 [pid 5991] close(21 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(22 [pid 5991] close(22 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(23 [pid 5991] close(23 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(24 [pid 5991] close(24 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(25 [pid 5991] close(25 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(26 [pid 5991] close(26 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(27 [pid 5991] close(27 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(28 [pid 5991] close(28 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5990] close(29 [pid 5991] close(29 [pid 5990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... set_robust_list resumed>) = 0 [pid 5993] close(20 [pid 5991] exit_group(0 [pid 5990] exit_group(0 [pid 5996] chdir("./11" [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... chdir resumed>) = 0 [pid 5993] close(21 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] <... futex resumed>) = ? [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5992] <... futex resumed>) = ? [pid 5991] <... exit_group resumed>) = ? [pid 5990] <... exit_group resumed>) = ? [pid 5996] <... prctl resumed>) = 0 [pid 5994] +++ exited with 0 +++ [pid 5993] close(22 [pid 5992] +++ exited with 0 +++ [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 24 ./strace-static-x86_64: Process 5997 attached [pid 5996] setpgid(0, 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5991] +++ exited with 0 +++ [pid 5990] +++ exited with 0 +++ [pid 5997] set_robust_list(0x55555b6506a0, 24 [pid 5996] <... setpgid resumed>) = 0 [pid 5993] close(23 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5997] <... set_robust_list resumed>) = 0 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5997] chdir("./11" [pid 5996] <... openat resumed>) = 3 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... restart_syscall resumed>) = 0 [pid 5997] <... chdir resumed>) = 0 [pid 5993] close(24 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5996] write(3, "1000", 4 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] <... prctl resumed>) = 0 [pid 5996] <... write resumed>) = 4 [pid 5993] close(25 [pid 5996] close(3 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5997] setpgid(0, 0 [pid 5996] <... close resumed>) = 0 executing program [pid 5993] close(26 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5997] <... setpgid resumed>) = 0 [pid 5996] symlink("/dev/binderfs", "./binderfs" [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... symlink resumed>) = 0 [pid 5993] close(27 [pid 5996] write(1, "executing program\n", 18 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5996] <... write resumed>) = 18 [pid 5993] close(28 [pid 5850] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] <... openat resumed>) = 3 [pid 5996] <... futex resumed>) = 0 [pid 5993] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 5997] write(3, "1000", 4 [pid 5996] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] newfstatat(3, "", [pid 5997] <... write resumed>) = 4 [pid 5996] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5993] exit_group(0 [pid 5850] <... openat resumed>) = 3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5997] close(3 [pid 5996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5995] <... futex resumed>) = ? [pid 5993] <... exit_group resumed>) = ? [pid 5850] newfstatat(3, "", [pid 5847] getdents64(3, [pid 5997] <... close resumed>) = 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] +++ exited with 0 +++ [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5997] symlink("/dev/binderfs", "./binderfs"executing program [pid 5996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] getdents64(3, [pid 5847] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5997] <... symlink resumed>) = 0 [pid 5996] <... mmap resumed>) = 0x7f14d9008000 [pid 5993] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... umount2 resumed>) = 0 [pid 5997] write(1, "executing program\n", 18 [pid 5996] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5997] <... write resumed>) = 18 [pid 5996] <... mprotect resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(AT_FDCWD, "./12/file0", [pid 5997] <... futex resumed>) = 0 [pid 5996] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5997] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] newfstatat(AT_FDCWD, "./11/file0", [pid 5847] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5997] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5996] <... clone3 resumed> => {parent_tid=[28]}, 88) = 28 [pid 5850] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5998 attached [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 4 [pid 5998] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] newfstatat(4, "", [pid 5998] <... rseq resumed>) = 0 [pid 5997] <... mmap resumed>) = 0x7f14d9008000 [pid 5996] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5998] set_robust_list(0x7f14d90289a0, 24 [pid 5997] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5996] <... futex resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5847] getdents64(4, [pid 5998] <... set_robust_list resumed>) = 0 [pid 5997] <... mprotect resumed>) = 0 [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] getdents64(4, [pid 5847] getdents64(4, [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5998] memfd_create("syzkaller", 0 [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] getdents64(4, [pid 5847] close(4./strace-static-x86_64: Process 5999 attached [pid 5998] <... memfd_create resumed>) = 3 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5999] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5998] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5997] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5850] close(4 [pid 5847] rmdir("./12/file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5999] <... rseq resumed>) = 0 [pid 5998] <... mmap resumed>) = 0x7f14d0c00000 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... close resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5999] set_robust_list(0x7f14d90289a0, 24 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] rmdir("./11/file0" [pid 5847] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5999] <... set_robust_list resumed>) = 0 [pid 5998] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5997] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 3 [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] <... futex resumed>) = 0 [pid 5850] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5846] newfstatat(3, "", [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] <... write resumed>) = 131072 [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5999] memfd_create("syzkaller", 0 [pid 5850] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5847] unlink("./12/binderfs" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5999] <... memfd_create resumed>) = 3 [pid 5998] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5999] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] unlink("./11/binderfs" [pid 5847] getdents64(3, [pid 5846] getdents64(3, [pid 5999] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] <... unlink resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5847] close(3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5999] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] rmdir("./12") = 0 [pid 5847] mkdir("./13", 0777) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5850] close(3 [pid 5847] <... ioctl resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] close(3 [pid 5850] rmdir("./11" [pid 5998] <... munmap resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./12", 0777) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5998] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5999] <... write resumed>) = 131072 [pid 5847] <... close resumed>) = 0 [pid 5846] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5998] <... openat resumed>) = 4 [pid 5999] munmap(0x7f14d0c00000, 138412032 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5999] <... munmap resumed>) = 0 [pid 5998] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... openat resumed>) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5846] newfstatat(AT_FDCWD, "./12/file0", ./strace-static-x86_64: Process 6000 attached [pid 5999] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... ioctl resumed>) = 0 [pid 5999] <... openat resumed>) = 4 [pid 5850] close(3) = 0 [pid 6000] set_robust_list(0x55555b6506a0, 24 [pid 5999] ioctl(4, LOOP_SET_FD, 3 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... openat resumed>) = 4 [pid 5998] <... ioctl resumed>) = 0 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 31 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6001 attached [pid 5846] getdents64(4, [pid 5998] close(3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5998] <... close resumed>) = 0 [pid 5846] close(4 [pid 5998] close(4 [pid 6001] set_robust_list(0x55555b6506a0, 24 [pid 6000] chdir("./13" [pid 5999] <... ioctl resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 26 [pid 5998] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6001] <... set_robust_list resumed>) = 0 [pid 6000] <... chdir resumed>) = 0 [pid 5999] close(3 [pid 5998] mkdir("./file0", 0777 [pid 5846] rmdir("./12/file0" [pid 6001] chdir("./12" [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] <... close resumed>) = 0 [pid 5999] close(4 [pid 5846] <... rmdir resumed>) = 0 [pid 5999] <... close resumed>) = 0 [pid 5999] mkdir("./file0", 0777) = 0 [pid 5846] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] <... chdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5999] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6001] <... prctl resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6001] setpgid(0, 0 [pid 5846] unlink("./12/binderfs" [pid 6001] <... setpgid resumed>) = 0 [pid 6000] <... prctl resumed>) = 0 [pid 6000] setpgid(0, 0 [pid 5846] <... unlink resumed>) = 0 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] getdents64(3, [pid 5998] <... mkdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6001] <... openat resumed>) = 3 [pid 6000] <... setpgid resumed>) = 0 [pid 5846] close(3 [pid 6001] write(3, "1000", 4 [pid 5998] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... close resumed>) = 0 [pid 6001] <... write resumed>) = 4 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] rmdir("./12" [ 86.201779][ T5998] loop3: detected capacity change from 0 to 256 [ 86.206634][ T5999] loop1: detected capacity change from 0 to 256 [pid 6001] close(3) = 0 [pid 6000] <... openat resumed>) = 3 [pid 5846] <... rmdir resumed>) = 0 [pid 6000] write(3, "1000", 4) = 4 [pid 6000] close(3) = 0 [pid 6000] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6000] write(1, "executing program\n", 18) = 18 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6000] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6002 attached [pid 6002] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6000] <... clone3 resumed> => {parent_tid=[32]}, 88) = 32 [pid 6002] <... rseq resumed>) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 6002] set_robust_list(0x7f14d90289a0, 24 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] <... set_robust_list resumed>) = 0 [pid 6000] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] mkdir("./13", 0777 [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] symlink("/dev/binderfs", "./binderfs" [pid 6000] <... futex resumed>) = 0 executing program [pid 6001] <... symlink resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6001] write(1, "executing program\n", 18) = 18 [pid 5846] <... openat resumed>) = 3 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] memfd_create("syzkaller", 0) = 3 [pid 6002] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6002] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6001] <... futex resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6001] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5846] close(3 [pid 6002] <... write resumed>) = 131072 [pid 6002] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... close resumed>) = 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6002] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6001] <... mmap resumed>) = 0x7f14d9008000 [pid 6002] <... openat resumed>) = 4 ./strace-static-x86_64: Process 6003 attached [ 86.247934][ T5998] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 86.260701][ T5999] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6001] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6002] ioctl(4, LOOP_SET_FD, 3 [pid 6003] set_robust_list(0x55555b6506a0, 24 [pid 6001] <... mprotect resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 31 [pid 6003] <... set_robust_list resumed>) = 0 [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6003] chdir("./13" [pid 6001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6003] <... chdir resumed>) = 0 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6004 attached [pid 6001] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 6003] <... prctl resumed>) = 0 [pid 6004] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] <... rseq resumed>) = 0 [pid 6003] setpgid(0, 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... setpgid resumed>) = 0 [pid 6002] <... ioctl resumed>) = 0 [pid 6001] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] close(3 [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6003] <... openat resumed>) = 3 [pid 6002] <... close resumed>) = 0 [pid 6002] close(4) = 0 [pid 6002] mkdir("./file0", 0777) = 0 [pid 6002] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6004] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] write(3, "1000", 4 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... write resumed>) = 4 [pid 6003] close(3 [pid 6004] memfd_create("syzkaller", 0) = 3 [pid 6003] <... close resumed>) = 0 [ 86.291368][ T6002] loop0: detected capacity change from 0 to 256 [ 86.295010][ T5998] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 86.301422][ T5999] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6003] symlink("/dev/binderfs", "./binderfs" [pid 6004] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6003] <... symlink resumed>) = 0 [pid 6004] <... mmap resumed>) = 0x7f14d0c00000 executing program [pid 6003] write(1, "executing program\n", 18 [pid 6004] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6003] <... write resumed>) = 18 [pid 6004] <... write resumed>) = 131072 [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] munmap(0x7f14d0c00000, 138412032 [pid 6003] <... futex resumed>) = 0 [pid 6004] <... munmap resumed>) = 0 [pid 6003] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6004] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6003] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6004] <... openat resumed>) = 4 [pid 6003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6004] ioctl(4, LOOP_SET_FD, 3 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [ 86.343026][ T5998] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 86.358205][ T6002] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 86.382862][ T6002] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6003] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6003] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5998] <... mount resumed>) = 0 [pid 6003] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6004] <... ioctl resumed>) = 0 [pid 6003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5998] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 6005 attached [pid 6004] close(3 [pid 5998] <... openat resumed>) = 3 [pid 6004] <... close resumed>) = 0 [pid 6003] <... clone3 resumed> => {parent_tid=[32]}, 88) = 32 [pid 5998] chdir("./file0" [pid 6003] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] close(4 [pid 5998] <... chdir resumed>) = 0 [pid 6005] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6004] <... close resumed>) = 0 [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6005] <... rseq resumed>) = 0 [pid 6003] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] set_robust_list(0x7f14d90289a0, 24 [pid 6003] <... futex resumed>) = 0 [pid 5998] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6005] <... set_robust_list resumed>) = 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5998] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] <... futex resumed>) = 1 [ 86.403994][ T6004] loop4: detected capacity change from 0 to 256 [ 86.411114][ T5999] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6005] memfd_create("syzkaller", 0 [pid 6004] mkdir("./file0", 0777 [pid 5998] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... futex resumed>) = 0 [pid 6005] <... memfd_create resumed>) = 3 [pid 6004] <... mkdir resumed>) = 0 [pid 5996] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6004] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5998] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = 1 [pid 5998] openat(AT_FDCWD, ".", O_RDONLY [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] <... mmap resumed>) = 0x7f14d0c00000 [pid 5999] <... mount resumed>) = 0 [pid 5998] <... openat resumed>) = 4 [pid 5999] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5998] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5999] <... openat resumed>) = 3 [pid 5998] <... futex resumed>) = 1 [pid 5996] <... futex resumed>) = 0 [pid 5999] chdir("./file0" [pid 6005] <... write resumed>) = 131072 [pid 5999] <... chdir resumed>) = 0 [pid 5998] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5996] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5996] <... futex resumed>) = 0 [pid 5999] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5999] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5997] <... futex resumed>) = 0 [pid 5999] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] <... futex resumed>) = 0 [pid 5999] openat(AT_FDCWD, ".", O_RDONLY [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... openat resumed>) = 4 [pid 5999] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5997] <... futex resumed>) = 0 [pid 5999] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] <... futex resumed>) = 0 [pid 5999] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6005] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6005] ioctl(4, LOOP_SET_FD, 3 [pid 6002] <... mount resumed>) = 0 [pid 6002] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6002] chdir("./file0") = 0 [pid 6002] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6002] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6002] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [ 86.453252][ T6002] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 86.479643][ T6004] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6002] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6000] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... ioctl resumed>) = 0 [pid 5999] <... ioctl resumed>) = 0 [pid 5998] <... ioctl resumed>) = 0 [pid 6002] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5998] <... futex resumed>) = 1 [pid 5997] <... futex resumed>) = 0 [pid 6002] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6000] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] <... openat resumed>) = 5 [pid 6000] <... futex resumed>) = 0 [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 5997] <... futex resumed>) = 0 [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5997] <... futex resumed>) = 0 [pid 6000] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 5999] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5997] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = 0 [pid 6002] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6000] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5997] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5999] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... futex resumed>) = 0 [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] <... futex resumed>) = 1 [pid 6002] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = 0 [pid 5998] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5997] close(3 [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5999] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] <... openat resumed>) = 5 [pid 5997] <... close resumed>) = 0 [pid 6000] close(3 [pid 5998] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] close(4 [pid 6002] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] <... close resumed>) = 0 [pid 5998] <... futex resumed>) = 1 [pid 5997] <... close resumed>) = 0 [pid 5996] <... futex resumed>) = 0 [pid 6000] close(4 [pid 5998] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] close(5 [pid 5996] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... close resumed>) = 0 [pid 5998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] <... close resumed>) = 0 [pid 5996] <... futex resumed>) = 0 [ 86.497851][ T6005] loop2: detected capacity change from 0 to 256 [pid 6000] close(5 [pid 6005] <... ioctl resumed>) = 0 [pid 5998] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5997] close(6 [pid 5996] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] close(3 [pid 6000] <... close resumed>) = 0 [pid 5998] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(7) = -1 EBADF (Bad file descriptor) [pid 5997] close(8 [pid 6000] close(6 [pid 5998] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5998] <... futex resumed>) = 1 [pid 5997] close(9 [pid 5996] <... futex resumed>) = 0 [pid 6000] close(7 [pid 5998] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(3 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(10 [pid 5996] <... close resumed>) = 0 [pid 6000] close(8 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(4 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(11 [pid 5996] <... close resumed>) = 0 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(5 [pid 5997] close(12 [pid 5996] <... close resumed>) = 0 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(6 [pid 5997] close(13 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(9 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(7 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(14 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(10 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(8 [pid 6005] <... close resumed>) = 0 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(15 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6005] close(4 [pid 6000] close(11 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(9 [pid 6005] <... close resumed>) = 0 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(16 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(12 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(10 [pid 6005] mkdir("./file0", 0777 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(17 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(13 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(11 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(18 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(14 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(12 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(19 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(15 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(13 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(20 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(16 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(14 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(21 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(17 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(15 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(22 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(18 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(16 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(23 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(19 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(17 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(24 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(20 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(18 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(25 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(21 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(19 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(26 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6005] <... mkdir resumed>) = 0 [pid 6000] close(22 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(20 [ 86.534922][ T6004] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 86.565851][ T6004] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6005] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6004] <... mount resumed>) = 0 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(27 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(23 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(21 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(28 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(24 [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(22 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(25 [pid 5997] close(29 [pid 5996] close(23 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(26 [pid 5997] exit_group(0 [pid 5996] close(24 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5999] <... futex resumed>) = ? [pid 5997] <... exit_group resumed>) = ? [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(27 [pid 5999] +++ exited with 0 +++ [pid 5997] +++ exited with 0 +++ [pid 5996] close(25 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6000] close(28 [pid 5996] close(26 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(29 [pid 5996] close(27 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] exit_group(0 [pid 5996] close(28 [pid 6002] <... futex resumed>) = ? [pid 6000] <... exit_group resumed>) = ? [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6004] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6002] +++ exited with 0 +++ [pid 5996] close(29) = -1 EBADF (Bad file descriptor) [pid 5996] exit_group(0 [pid 5998] <... futex resumed>) = ? [pid 5996] <... exit_group resumed>) = ? [pid 6004] <... openat resumed>) = 3 [pid 5998] +++ exited with 0 +++ [pid 5996] +++ exited with 0 +++ [pid 5848] <... restart_syscall resumed>) = 0 [pid 6004] chdir("./file0" [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6000] +++ exited with 0 +++ [pid 5848] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] umount2("./11", 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, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6004] <... chdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5847] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6005] <... mount resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] <... umount2 resumed>) = 0 [pid 5848] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6005] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6004] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = 0 [pid 6005] <... openat resumed>) = 3 [pid 6004] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6005] chdir("./file0" [pid 6004] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./11/file0", [pid 5848] newfstatat(AT_FDCWD, "./11/file0", [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6005] <... chdir resumed>) = 0 [pid 6004] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6001] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./13/file0", [pid 6005] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6001] <... futex resumed>) = 0 [pid 5849] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6005] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6004] openat(AT_FDCWD, ".", O_RDONLY [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6005] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... openat resumed>) = 4 [pid 5849] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6005] <... futex resumed>) = 1 [pid 6004] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5847] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6005] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] <... futex resumed>) = 1 [pid 6003] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 5847] <... openat resumed>) = 4 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] <... futex resumed>) = 0 [pid 6001] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(4, "", [pid 6005] openat(AT_FDCWD, ".", O_RDONLY [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 5848] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6005] <... openat resumed>) = 4 [pid 6004] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, [pid 6005] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6005] <... futex resumed>) = 1 [pid 6003] <... futex resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5847] getdents64(4, [pid 6005] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] getdents64(4, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6003] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(4, [pid 5847] close(4 [pid 6005] <... futex resumed>) = 0 [pid 6004] <... ioctl resumed>) = 0 [pid 6003] <... futex resumed>) = 1 [pid 5849] close(4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... close resumed>) = 0 [pid 6005] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6004] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 5848] getdents64(4, [pid 5847] rmdir("./13/file0" [pid 6004] <... futex resumed>) = 1 [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... futex resumed>) = 0 [pid 5849] rmdir("./11/file0" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6001] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] <... futex resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] close(4 [pid 6004] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6005] <... ioctl resumed>) = 0 [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] rmdir("./11/file0" [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5847] unlink("./13/binderfs" [pid 6005] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... openat resumed>) = 5 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 5849] unlink("./11/binderfs" [pid 5848] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6005] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... futex resumed>) = 0 [pid 6001] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6005] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6001] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6004] <... futex resumed>) = 1 [pid 5849] <... unlink resumed>) = 0 [pid 5848] unlink("./11/binderfs" [pid 5847] close(3 [pid 6005] <... openat resumed>) = 5 [pid 5847] <... close resumed>) = 0 [pid 5847] rmdir("./13" [pid 6004] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5849] getdents64(3, [pid 5847] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] mkdir("./14", 0777 [pid 6005] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5849] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6005] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] <... futex resumed>) = 1 [pid 6003] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = 0 [pid 5849] rmdir("./11" [pid 5848] getdents64(3, [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] <... futex resumed>) = 0 [pid 6001] close(3 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6005] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6003] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... close resumed>) = 0 [pid 5849] mkdir("./12", 0777 [pid 6005] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6001] close(4 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] close(3 [pid 6005] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... close resumed>) = 0 [pid 6001] close(5) = 0 [pid 5848] <... close resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6001] close(6 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] rmdir("./11" [pid 6005] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] close(3 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6003] <... close resumed>) = 0 [pid 6001] close(7 [pid 6003] close(4 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... ioctl resumed>) = 0 [pid 6003] <... close resumed>) = 0 [pid 6001] close(8 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] mkdir("./12", 0777 [pid 6003] close(5 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [ 86.582844][ T6005] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 86.598234][ T6005] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 86.611587][ T6005] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] <... mkdir resumed>) = 0 [pid 5847] close(3 [pid 6003] <... close resumed>) = 0 [pid 6001] close(9 [pid 5849] close(3 [pid 6003] close(6 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(10 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... close resumed>) = 0 [pid 6003] close(7 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(11 [pid 6003] close(8 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(12 [pid 6003] close(9 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(13 [pid 6003] close(10 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(14 [pid 6003] close(11 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(15 [pid 6003] close(12 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(16 [pid 6003] close(13 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(17 [pid 6003] close(14 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(18 [pid 6003] close(15 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(19 [pid 6003] close(16 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(20 [pid 6003] close(17 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(21 [pid 5848] <... openat resumed>) = 3 [pid 6003] close(18 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(22 [pid 5848] <... ioctl resumed>) = 0 [pid 6003] close(19 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(23 [pid 6003] close(20 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(24 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] close(21 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(25 [pid 6003] close(22 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6006 attached [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(26 [pid 6003] close(23 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(27 [pid 6003] close(24 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(28 [pid 6003] close(25 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(29 [pid 6003] close(26 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] exit_group(0 [pid 6004] <... futex resumed>) = ? [pid 6003] close(27 [pid 6001] <... exit_group resumed>) = ? [pid 6004] +++ exited with 0 +++ [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] +++ exited with 0 +++ [pid 6003] close(28./strace-static-x86_64: Process 6007 attached ) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6006] set_robust_list(0x55555b6506a0, 24 [pid 6003] close(29 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 29 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... set_robust_list resumed>) = 0 [pid 6003] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 33 [pid 6003] <... exit_group resumed>) = ? [pid 6006] chdir("./14" [pid 5850] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6006] <... chdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6006] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6008 attached [pid 6007] set_robust_list(0x55555b6506a0, 24 [pid 6006] setpgid(0, 0 [pid 5850] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 26 [pid 6005] <... futex resumed>) = ? [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] <... setpgid resumed>) = 0 [pid 6005] +++ exited with 0 +++ [pid 6003] +++ exited with 0 +++ [pid 5850] newfstatat(3, "", [pid 6008] set_robust_list(0x55555b6506a0, 24 [pid 6007] chdir("./12" [pid 6008] <... set_robust_list resumed>) = 0 [pid 6007] <... chdir resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6008] chdir("./12" [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6008] <... chdir resumed>) = 0 [pid 6007] <... prctl resumed>) = 0 [pid 6007] setpgid(0, 0 [pid 5850] getdents64(3, [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] <... setpgid resumed>) = 0 [pid 6008] <... prctl resumed>) = 0 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6006] <... openat resumed>) = 3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6008] setpgid(0, 0 [pid 6007] <... openat resumed>) = 3 [pid 5850] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] write(3, "1000", 4 [pid 6006] write(3, "1000", 4 [pid 6008] <... setpgid resumed>) = 0 [pid 6007] <... write resumed>) = 4 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] close(3 [pid 6006] <... write resumed>) = 4 [pid 6007] <... close resumed>) = 0 [pid 6006] close(3 [pid 6008] <... openat resumed>) = 3 [pid 6007] symlink("/dev/binderfs", "./binderfs" [pid 6006] <... close resumed>) = 0 [pid 6006] symlink("/dev/binderfs", "./binderfs"executing program [pid 5846] <... restart_syscall resumed>) = 0 [pid 6008] write(3, "1000", 4) = 4 [pid 6008] close(3 [pid 6007] <... symlink resumed>) = 0 [pid 6006] <... symlink resumed>) = 0 [pid 6008] <... close resumed>) = 0 [pid 6006] write(1, "executing program\n", 18 [pid 5846] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6006] <... write resumed>) = 18 [pid 6008] symlink("/dev/binderfs", "./binderfs" [pid 6007] write(1, "executing program\n", 18 [pid 6008] <... symlink resumed>) = 0 [pid 6007] <... write resumed>) = 18 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6008] write(1, "executing program\n", 18 [pid 6007] <... futex resumed>) = 0 [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... write resumed>) = 18 [pid 6007] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6008] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6008] <... futex resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6008] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6008] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... mmap resumed>) = 0x7f14d9008000 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6007] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6008] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6007] <... mprotect resumed>) = 0 [pid 6008] <... mprotect resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... umount2 resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6008] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6006] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 3 [pid 6008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6006] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] newfstatat(AT_FDCWD, "./12/file0", [pid 5846] newfstatat(3, "", ./strace-static-x86_64: Process 6010 attached [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6011 attached [pid 6010] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6008] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 6007] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, [pid 6011] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6010] <... rseq resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 6006] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6011] <... rseq resumed>) = 0 [pid 6010] set_robust_list(0x7f14d90289a0, 24 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] set_robust_list(0x7f14d90289a0, 24 [pid 6007] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... mprotect resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 6011] <... set_robust_list resumed>) = 0 [pid 6010] <... set_robust_list resumed>) = 0 [pid 6008] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] newfstatat(4, "", [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6010] rt_sigprocmask(SIG_SETMASK, [], [pid 6008] <... futex resumed>) = 0 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6008] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6012 attached [pid 6010] memfd_create("syzkaller", 0 [pid 6006] <... clone3 resumed> => {parent_tid=[34]}, 88) = 34 [pid 5850] getdents64(4, [pid 5846] <... umount2 resumed>) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6010] <... memfd_create resumed>) = 3 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] close(4 [pid 5846] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] memfd_create("syzkaller", 0 [pid 6010] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6006] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6012] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6011] <... memfd_create resumed>) = 3 [pid 6010] <... mmap resumed>) = 0x7f14d0c00000 [pid 6006] <... futex resumed>) = 0 [pid 5850] rmdir("./12/file0" [pid 5846] newfstatat(AT_FDCWD, "./13/file0", [pid 6012] <... rseq resumed>) = 0 [pid 6011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6010] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6012] set_robust_list(0x7f14d90289a0, 24 [pid 6011] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] <... set_robust_list resumed>) = 0 [ 86.716740][ T9] cfg80211: failed to load regulatory.db [pid 6011] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6010] <... write resumed>) = 131072 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6012] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5846] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] munmap(0x7f14d0c00000, 138412032 [pid 6012] memfd_create("syzkaller", 0 [pid 6011] <... write resumed>) = 131072 [pid 6010] <... munmap resumed>) = 0 [pid 6010] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6012] <... memfd_create resumed>) = 3 [pid 6011] munmap(0x7f14d0c00000, 138412032 [pid 6010] <... openat resumed>) = 4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6010] ioctl(4, LOOP_SET_FD, 3 [pid 6012] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6011] <... munmap resumed>) = 0 [pid 5850] unlink("./12/binderfs" [pid 5846] newfstatat(4, "", [pid 6012] <... mmap resumed>) = 0x7f14d0c00000 [pid 6011] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6012] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6011] <... openat resumed>) = 4 [pid 5850] getdents64(3, [pid 5846] getdents64(4, [pid 6011] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] close(3 [pid 5846] getdents64(4, [pid 6012] <... write resumed>) = 131072 [pid 5850] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] rmdir("./12" [pid 5846] close(4 [pid 6010] <... ioctl resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6010] close(3 [pid 6012] munmap(0x7f14d0c00000, 138412032 [pid 6010] <... close resumed>) = 0 [pid 5850] mkdir("./13", 0777 [pid 5846] rmdir("./13/file0" [pid 6010] close(4 [pid 6012] <... munmap resumed>) = 0 [pid 6010] <... close resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6010] mkdir("./file0", 0777 [pid 6012] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6010] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] <... openat resumed>) = 4 [pid 6010] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6012] ioctl(4, LOOP_SET_FD, 3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5846] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5850] <... ioctl resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6012] <... ioctl resumed>) = 0 [pid 6011] <... ioctl resumed>) = 0 [pid 5850] close(3 [pid 5846] unlink("./13/binderfs" [pid 6012] close(3 [pid 6011] close(3 [pid 5850] <... close resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6012] <... close resumed>) = 0 [pid 6011] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] getdents64(3, ./strace-static-x86_64: Process 6013 attached [pid 6012] close(4 [pid 6011] close(4 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6013] set_robust_list(0x55555b6506a0, 24 [pid 6012] <... close resumed>) = 0 [pid 6011] <... close resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 28 [pid 5846] close(3 [pid 6013] <... set_robust_list resumed>) = 0 [pid 6011] mkdir("./file0", 0777 [pid 5846] <... close resumed>) = 0 [pid 6013] chdir("./13" [pid 6012] mkdir("./file0", 0777 [pid 6011] <... mkdir resumed>) = 0 [pid 5846] rmdir("./13" [pid 6012] <... mkdir resumed>) = 0 [pid 6011] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... rmdir resumed>) = 0 [pid 6013] <... chdir resumed>) = 0 [ 86.793139][ T6010] loop3: detected capacity change from 0 to 256 [ 86.799092][ T6011] loop1: detected capacity change from 0 to 256 [ 86.814206][ T6012] loop0: detected capacity change from 0 to 256 [ 86.827209][ T6010] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5846] mkdir("./14", 0777 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6012] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... mkdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [ 86.851062][ T6011] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 86.884210][ T6012] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5846] close(3) = 0 [pid 6013] <... prctl resumed>) = 0 [pid 6013] setpgid(0, 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6013] <... setpgid resumed>) = 0 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6013] write(3, "1000", 4) = 4 [pid 6013] close(3) = 0 [pid 6013] symlink("/dev/binderfs", "./binderfs") = 0 executing program ./strace-static-x86_64: Process 6014 attached [pid 6013] write(1, "executing program\n", 18 [pid 6014] set_robust_list(0x55555b6506a0, 24 [pid 6013] <... write resumed>) = 18 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] chdir("./14" [pid 6013] <... futex resumed>) = 0 [pid 6013] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6014] <... chdir resumed>) = 0 [pid 6013] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6013] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6014] <... prctl resumed>) = 0 [pid 6013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] setpgid(0, 0 [pid 6013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6014] <... setpgid resumed>) = 0 [pid 6013] <... mmap resumed>) = 0x7f14d9008000 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6013] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6014] <... openat resumed>) = 3 [pid 6013] <... mprotect resumed>) = 0 [pid 6014] write(3, "1000", 4 [pid 6013] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6014] <... write resumed>) = 4 [pid 6013] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6014] close(3 [pid 6013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6014] <... close resumed>) = 0 [pid 6014] symlink("/dev/binderfs", "./binderfs" [pid 6013] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 6014] <... symlink resumed>) = 0 [pid 6013] rt_sigprocmask(SIG_SETMASK, [], executing program ./strace-static-x86_64: Process 6015 attached [pid 6014] write(1, "executing program\n", 18 [pid 6013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6013] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6014] <... write resumed>) = 18 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 33 [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6014] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6015] <... rseq resumed>) = 0 [pid 6014] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6015] set_robust_list(0x7f14d90289a0, 24 [pid 6014] <... mmap resumed>) = 0x7f14d9008000 [pid 6014] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6014] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[34]}, 88) = 34 [pid 6015] <... set_robust_list resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6016 attached NULL, 8) = 0 [pid 6014] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6015] memfd_create("syzkaller", 0) = 3 [pid 6015] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6015] <... mmap resumed>) = 0x7f14d0c00000 [pid 6016] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6015] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6016] <... rseq resumed>) = 0 [pid 6016] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6016] memfd_create("syzkaller", 0 [pid 6015] <... write resumed>) = 131072 [pid 6016] <... memfd_create resumed>) = 3 [pid 6015] munmap(0x7f14d0c00000, 138412032 [ 86.894963][ T6011] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 86.895744][ T6010] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 86.931617][ T6012] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6016] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6015] <... munmap resumed>) = 0 [pid 6016] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6015] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6016] <... write resumed>) = 131072 [pid 6016] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6016] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6016] ioctl(4, LOOP_SET_FD, 3 [pid 6015] <... openat resumed>) = 4 [pid 6016] <... ioctl resumed>) = 0 [pid 6015] ioctl(4, LOOP_SET_FD, 3 [pid 6011] <... mount resumed>) = 0 [pid 6016] close(3 [pid 6011] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6016] <... close resumed>) = 0 [pid 6011] <... openat resumed>) = 3 [pid 6016] close(4 [pid 6011] chdir("./file0" [pid 6016] <... close resumed>) = 0 [pid 6011] <... chdir resumed>) = 0 [ 86.960933][ T6011] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 86.961104][ T6010] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 86.979185][ T6016] loop2: detected capacity change from 0 to 256 [pid 6011] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6016] mkdir("./file0", 0777 [pid 6011] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6016] <... mkdir resumed>) = 0 [pid 6015] <... ioctl resumed>) = 0 [pid 6011] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6008] <... futex resumed>) = 0 [pid 6011] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... futex resumed>) = 0 [pid 6011] openat(AT_FDCWD, ".", O_RDONLY [pid 6008] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6011] <... openat resumed>) = 4 [pid 6011] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6008] <... futex resumed>) = 0 [pid 6016] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6011] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 1 [pid 6011] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6008] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] close(3) = 0 [pid 6015] close(4) = 0 [pid 6015] mkdir("./file0", 0777) = 0 [ 87.006450][ T6015] loop4: detected capacity change from 0 to 256 [ 87.027093][ T6016] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 87.048590][ T6015] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6015] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6010] <... mount resumed>) = 0 [pid 6010] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6011] <... ioctl resumed>) = 0 [pid 6010] <... openat resumed>) = 3 [pid 6008] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6010] chdir("./file0" [pid 6008] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... futex resumed>) = 0 [pid 6011] <... futex resumed>) = 0 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6010] <... chdir resumed>) = 0 [pid 6008] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6011] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6010] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6008] <... mprotect resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6010] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6008] <... rt_sigprocmask resumed>[], 8) = 0 [ 87.049431][ T6012] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 87.071948][ T6015] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 87.077037][ T6016] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6010] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6007] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6017 attached [pid 6010] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053) = 0 [pid 6017] set_robust_list(0x7f14d90079a0, 24) = 0 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6017] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] <... clone3 resumed> => {parent_tid=[28]}, 88) = 28 [pid 6007] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] <... futex resumed>) = 1 [pid 6010] openat(AT_FDCWD, ".", O_RDONLY [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = 0 [pid 6012] <... mount resumed>) = 0 [pid 6010] <... openat resumed>) = 4 [pid 6008] <... futex resumed>) = 1 [pid 6017] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6012] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6017] <... openat resumed>) = 5 [pid 6012] <... openat resumed>) = 3 [pid 6010] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] chdir("./file0" [pid 6010] <... futex resumed>) = 1 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] <... futex resumed>) = 0 [pid 6008] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = 0 [pid 6012] <... chdir resumed>) = 0 [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6017] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6011] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6011] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6008] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6012] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6010] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] close(3 [pid 6012] openat(AT_FDCWD, ".", O_RDONLY [pid 6006] <... futex resumed>) = 0 [pid 6008] <... close resumed>) = 0 [pid 6012] <... openat resumed>) = 4 [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(4 [pid 6006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6012] <... futex resumed>) = 0 [pid 6008] <... close resumed>) = 0 [pid 6006] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6008] close(5 [pid 6006] <... futex resumed>) = 0 [pid 6008] <... close resumed>) = 0 [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] close(6 [pid 6016] <... mount resumed>) = 0 [pid 6015] <... mount resumed>) = 0 [pid 6012] <... ioctl resumed>) = 0 [pid 6010] <... ioctl resumed>) = 0 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(7 [pid 6012] <... futex resumed>) = 1 [pid 6010] <... futex resumed>) = 1 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6016] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6015] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6012] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6010] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] close(8 [pid 6007] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... openat resumed>) = 3 [pid 6015] <... openat resumed>) = 3 [pid 6016] chdir("./file0" [pid 6015] chdir("./file0" [pid 6012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6012] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6010] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6008] close(9 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] <... openat resumed>) = 5 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6015] <... chdir resumed>) = 0 [pid 6008] close(10 [pid 6016] <... chdir resumed>) = 0 [pid 6010] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... futex resumed>) = 1 [pid 6008] close(11 [pid 6007] <... futex resumed>) = 0 [pid 6016] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(12 [pid 6016] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6015] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... futex resumed>) = 0 [pid 6016] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... openat resumed>) = 5 [pid 6010] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6008] close(13 [pid 6007] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... futex resumed>) = 1 [pid 6012] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] <... futex resumed>) = 1 [pid 6010] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(14 [pid 6006] <... futex resumed>) = 0 [pid 6010] <... futex resumed>) = 1 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... futex resumed>) = 0 [pid 6006] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] close(3 [pid 6006] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6012] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6008] close(15 [pid 6007] <... close resumed>) = 0 [pid 6006] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(4 [pid 6012] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(16 [pid 6007] <... close resumed>) = 0 [pid 6012] <... futex resumed>) = 1 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(5 [pid 6006] <... futex resumed>) = 0 [pid 6008] close(17 [pid 6007] <... close resumed>) = 0 [pid 6006] close(3 [pid 6012] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(6 [pid 6006] <... close resumed>) = 0 [pid 6016] <... futex resumed>) = 0 [pid 6015] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6014] <... futex resumed>) = 1 [pid 6008] close(18 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(4 [pid 6016] openat(AT_FDCWD, ".", O_RDONLY [pid 6015] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(7 [pid 6006] <... close resumed>) = 0 [pid 6015] <... futex resumed>) = 1 [pid 6013] <... futex resumed>) = 0 [pid 6008] close(19 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(5 [pid 6016] <... openat resumed>) = 4 [pid 6013] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(8 [pid 6006] <... close resumed>) = 0 [pid 6016] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6008] close(20 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(6 [pid 6016] <... futex resumed>) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(9 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] close(21 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(7 [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(10 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6008] close(22 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(8 [pid 6016] <... ioctl resumed>) = 0 [pid 6015] openat(AT_FDCWD, ".", O_RDONLY [pid 6014] <... futex resumed>) = 0 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(11 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... openat resumed>) = 4 [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] close(23 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(9 [pid 6016] <... futex resumed>) = 0 [pid 6015] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(12 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6015] <... futex resumed>) = 1 [pid 6014] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6008] close(24 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 87.101404][ T6016] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 87.129824][ T6015] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6006] close(10 [pid 6015] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] <... futex resumed>) = 0 [pid 6013] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(13 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] <... futex resumed>) = 0 [pid 6008] close(25 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(11 [pid 6016] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6015] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(14 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] <... openat resumed>) = 5 [pid 6008] close(26 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(12 [pid 6016] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(15 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] <... futex resumed>) = 1 [pid 6015] <... ioctl resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6008] close(27 [pid 6006] close(13) = -1 EBADF (Bad file descriptor) [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(16 [pid 6014] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(14 [pid 6008] close(28 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(17 [pid 6006] close(15 [pid 6016] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6008] close(29 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6015] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6014] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] <... futex resumed>) = 1 [pid 6013] <... futex resumed>) = 0 [pid 6013] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(18 [pid 6006] close(16 [pid 6008] exit_group(0 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] <... exit_group resumed>) = ? [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] <... futex resumed>) = ? [pid 6011] <... futex resumed>) = ? [pid 6013] <... futex resumed>) = 0 [pid 6007] close(19 [pid 6017] +++ exited with 0 +++ [pid 6016] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(17 [pid 6016] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] close(20 [pid 6016] <... futex resumed>) = 1 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] close(21 [pid 6006] close(18 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(22 [pid 6006] close(19 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(23 [pid 6006] close(20 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(24 [pid 6006] close(21 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(25 [pid 6006] close(22 [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] close(26 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... futex resumed>) = 0 [pid 6011] +++ exited with 0 +++ [pid 6008] +++ exited with 0 +++ [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(23 [pid 6007] close(27 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] close(3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(24 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6015] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6014] <... close resumed>) = 0 [pid 6007] close(28 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(25 [pid 6007] close(29 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6006] close(26 [pid 6015] <... openat resumed>) = 5 [pid 6014] close(4 [pid 6007] exit_group(0 [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6015] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = ? [pid 6007] <... exit_group resumed>) = ? [pid 6006] close(27 [pid 6015] <... futex resumed>) = 1 [pid 6014] <... close resumed>) = 0 [pid 6013] <... futex resumed>) = 0 [pid 6010] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 6006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 6015] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] close(5 [pid 6013] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] close(28) = -1 EBADF (Bad file descriptor) [pid 6013] <... futex resumed>) = 0 [pid 6014] <... close resumed>) = 0 [pid 6013] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6014] close(6 [pid 6015] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6015] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] close(7 [pid 6006] close(29) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6015] <... futex resumed>) = 1 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... futex resumed>) = 0 [pid 6006] exit_group(0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6015] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] close(8 [pid 6013] close(3 [pid 6006] <... exit_group resumed>) = ? [pid 5848] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = 0 [pid 6014] close(9 [pid 6013] close(4 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] close(10 [pid 6013] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(5 [pid 5848] newfstatat(3, "", [pid 6014] close(11 [pid 6013] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(6 [pid 5848] getdents64(3, [pid 6014] close(12 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(7 [pid 5848] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] close(13 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(8 [pid 6014] close(14 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] <... futex resumed>) = ? [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6013] close(9 [pid 5848] <... umount2 resumed>) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] +++ exited with 0 +++ [pid 6006] +++ exited with 0 +++ [pid 5848] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6013] close(10 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./12/file0", [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6013] close(11 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6014] close(15 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(12 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... restart_syscall resumed>) = 0 [pid 6014] close(16 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(13 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 4 [pid 5849] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] newfstatat(4, "", [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] close(17 [pid 5849] <... openat resumed>) = 3 [pid 6013] close(14 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 5848] getdents64(4, [pid 6014] close(18 [pid 6013] close(15 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5848] getdents64(4, [pid 6014] close(19 [pid 6013] close(16 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] close(4 [pid 6014] close(20 [pid 6013] close(17 [pid 5848] <... close resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./12/file0" [pid 5847] newfstatat(3, "", [pid 6014] close(21 [pid 6013] close(18 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] close(22 [pid 6013] close(19 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./12/binderfs", [pid 6014] close(23 [pid 6013] close(20 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] getdents64(3, [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./12/file0", [pid 5848] unlink("./12/binderfs" [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6014] close(24 [pid 6013] close(21 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5849] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(22 [pid 5849] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] close(3 [pid 6014] close(25 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5847] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(23 [pid 5848] rmdir("./12" [pid 6014] close(26 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(24 [pid 5848] mkdir("./13", 0777 [pid 6014] close(27 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(25 [pid 5848] <... openat resumed>) = 3 [pid 6014] close(28 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(26 [pid 5849] newfstatat(4, "", [pid 5848] <... ioctl resumed>) = 0 [pid 6014] close(29 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] close(3 [pid 6014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6013] close(27 [pid 5848] <... close resumed>) = 0 [pid 6014] exit_group(0 [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6018 attached [pid 6016] <... futex resumed>) = ? [pid 6014] <... exit_group resumed>) = ? [pid 6013] close(28 [pid 6016] +++ exited with 0 +++ [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 29 [pid 6013] close(29 [pid 5849] getdents64(4, [pid 5847] <... umount2 resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./12/file0") = 0 [pid 5849] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./12/binderfs" [pid 6014] +++ exited with 0 +++ [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 6018] set_robust_list(0x55555b6506a0, 24 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... set_robust_list resumed>) = 0 [pid 5847] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6013] exit_group(0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./14/file0", [pid 6013] <... exit_group resumed>) = ? [pid 6015] <... futex resumed>) = ? [pid 5849] rmdir("./12" [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6018] chdir("./13" [pid 6015] +++ exited with 0 +++ [pid 6013] +++ exited with 0 +++ [pid 5849] <... rmdir resumed>) = 0 [pid 5847] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6018] <... chdir resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] mkdir("./13", 0777 [pid 5846] <... openat resumed>) = 3 [pid 6018] <... prctl resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(3, "", [pid 6018] setpgid(0, 0) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5847] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... openat resumed>) = 3 [pid 5847] newfstatat(4, "", [pid 5846] getdents64(3, [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 6018] <... openat resumed>) = 3 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6018] write(3, "1000", 4 [pid 5847] getdents64(4, [pid 5846] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6018] <... write resumed>) = 4 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... umount2 resumed>) = 0 [pid 5850] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] getdents64(4, [pid 5846] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6018] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6019 attached [pid 5850] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] close(4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6018] <... close resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6018] symlink("/dev/binderfs", "./binderfs" [pid 5847] <... close resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./14/file0", [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 31 [pid 6019] set_robust_list(0x55555b6506a0, 24 [pid 5847] rmdir("./14/file0" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6019] <... set_robust_list resumed>) = 0 [pid 6019] chdir("./13" [pid 6018] <... symlink resumed>) = 0 [pid 5846] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6019] <... chdir resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6019] setpgid(0, 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6019] <... setpgid resumed>) = 0 executing program [pid 6018] write(1, "executing program\n", 18 [pid 5847] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] newfstatat(3, "", [pid 5846] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6018] <... write resumed>) = 18 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5846] <... openat resumed>) = 4 [pid 6018] <... futex resumed>) = 0 [pid 6019] <... openat resumed>) = 3 [pid 6018] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] getdents64(3, [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] newfstatat(4, "", [pid 6018] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6019] write(3, "1000", 4) = 4 [pid 6018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6019] close(3 [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] unlink("./14/binderfs" [pid 5846] getdents64(4, [pid 6019] <... close resumed>) = 0 [pid 6018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6018] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... unlink resumed>) = 0 executing program [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6019] write(1, "executing program\n", 18 [pid 6018] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] getdents64(3, [pid 5846] getdents64(4, [pid 6019] <... write resumed>) = 18 [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... mprotect resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6019] <... futex resumed>) = 0 [pid 6019] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] close(3 [pid 5846] close(4 [pid 6019] <... mmap resumed>) = 0x7f14d9008000 [pid 6019] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6019] <... mprotect resumed>) = 0 [pid 6018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] rmdir("./14" [pid 5846] rmdir("./14/file0" [pid 6019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] <... rmdir resumed>) = 0 [pid 6019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6020 attached [pid 6019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] mkdir("./15", 0777./strace-static-x86_64: Process 6021 attached [pid 6020] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6021] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6020] <... rseq resumed>) = 0 [pid 6021] <... rseq resumed>) = 0 [pid 6020] set_robust_list(0x7f14d90289a0, 24 [pid 6019] <... clone3 resumed> => {parent_tid=[32]}, 88) = 32 [pid 6021] set_robust_list(0x7f14d90289a0, 24 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6021] <... set_robust_list resumed>) = 0 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5850] <... umount2 resumed>) = 0 [pid 5846] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... futex resumed>) = 0 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] newfstatat(AT_FDCWD, "./14/binderfs", [pid 6018] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] memfd_create("syzkaller", 0 [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6018] <... futex resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] unlink("./14/binderfs" [pid 6021] <... memfd_create resumed>) = 3 [pid 6020] memfd_create("syzkaller", 0 [pid 5846] <... unlink resumed>) = 0 [pid 6021] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6020] <... memfd_create resumed>) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] getdents64(3, [pid 6021] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6021] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6020] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5846] close(3 [pid 6020] <... mmap resumed>) = 0x7f14d0c00000 [pid 6020] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... close resumed>) = 0 [pid 5850] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 5846] rmdir("./14" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... rmdir resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] mkdir("./15", 0777 [pid 6021] <... write resumed>) = 131072 [pid 5850] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... mkdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6020] <... write resumed>) = 131072 [pid 5850] <... openat resumed>) = 4 [pid 5846] <... openat resumed>) = 3 [pid 5850] newfstatat(4, "", [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5850] getdents64(4, [pid 5846] close(3 [pid 6021] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... close resumed>) = 0 [pid 5850] getdents64(4, [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6021] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6020] munmap(0x7f14d0c00000, 138412032./strace-static-x86_64: Process 6022 attached [pid 6021] ioctl(4, LOOP_SET_FD, 3 [pid 6020] <... munmap resumed>) = 0 [pid 5850] close(4 [pid 5847] <... close resumed>) = 0 [pid 6022] set_robust_list(0x55555b6506a0, 24 [pid 6021] <... ioctl resumed>) = 0 [pid 6020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 35 ./strace-static-x86_64: Process 6023 attached [pid 6022] <... set_robust_list resumed>) = 0 [pid 6021] close(3 [pid 6020] <... openat resumed>) = 4 [pid 5850] rmdir("./13/file0" [pid 6022] chdir("./15" [pid 5850] <... rmdir resumed>) = 0 [pid 6022] <... chdir resumed>) = 0 [pid 6021] <... close resumed>) = 0 [pid 6020] ioctl(4, LOOP_SET_FD, 3 [pid 5850] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6023] set_robust_list(0x55555b6506a0, 24 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] close(4 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 35 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6022] <... prctl resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6022] setpgid(0, 0) = 0 [pid 5850] unlink("./13/binderfs" [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... unlink resumed>) = 0 [pid 6022] <... openat resumed>) = 3 [pid 5850] getdents64(3, [pid 6023] chdir("./15" [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6022] write(3, "1000", 4 [pid 5850] close(3 [pid 6022] <... write resumed>) = 4 [pid 5850] <... close resumed>) = 0 [pid 6022] close(3 [pid 5850] rmdir("./13" [pid 6022] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6022] symlink("/dev/binderfs", "./binderfs" [pid 6021] <... close resumed>) = 0 [pid 5850] mkdir("./14", 0777 [pid 6023] <... chdir resumed>) = 0 [pid 6022] <... symlink resumed>) = 0 [pid 6021] mkdir("./file0", 0777 [pid 5850] <... mkdir resumed>) = 0 executing program [pid 6022] write(1, "executing program\n", 18 [pid 6021] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6022] <... write resumed>) = 18 [pid 6021] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... openat resumed>) = 3 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6022] <... futex resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6023] <... prctl resumed>) = 0 [pid 6022] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] close(3 [pid 6023] setpgid(0, 0) = 0 [ 87.338653][ T6021] loop3: detected capacity change from 0 to 256 [ 87.360847][ T6020] loop1: detected capacity change from 0 to 256 [ 87.378133][ T6021] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... close resumed>) = 0 [pid 6023] <... openat resumed>) = 3 [pid 6022] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6020] <... ioctl resumed>) = 0 [pid 6022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6020] close(3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6023] write(3, "1000", 4 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] <... close resumed>) = 0 [pid 6022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6020] close(4 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 30 [pid 6023] <... write resumed>) = 4 [pid 6022] <... mmap resumed>) = 0x7f14d9008000 [pid 6020] <... close resumed>) = 0 ./strace-static-x86_64: Process 6024 attached [pid 6023] close(3 [pid 6022] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6020] mkdir("./file0", 0777executing program [pid 6023] <... close resumed>) = 0 [pid 6022] <... mprotect resumed>) = 0 [pid 6020] <... mkdir resumed>) = 0 [pid 6023] symlink("/dev/binderfs", "./binderfs" [pid 6022] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6020] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6023] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6025 attached [pid 6023] write(1, "executing program\n", 18 [pid 6022] <... clone3 resumed> => {parent_tid=[36]}, 88) = 36 [pid 6023] <... write resumed>) = 18 [pid 6022] rt_sigprocmask(SIG_SETMASK, [], [pid 6025] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6024] set_robust_list(0x55555b6506a0, 24 [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6025] <... rseq resumed>) = 0 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6023] <... futex resumed>) = 0 [pid 6022] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] set_robust_list(0x7f14d90289a0, 24 [pid 6024] chdir("./14" [pid 6023] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6022] <... futex resumed>) = 0 [pid 6025] <... set_robust_list resumed>) = 0 [pid 6024] <... chdir resumed>) = 0 [pid 6023] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6025] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6024] <... prctl resumed>) = 0 [pid 6024] setpgid(0, 0 [pid 6025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] <... setpgid resumed>) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6025] memfd_create("syzkaller", 0 [pid 6024] <... openat resumed>) = 3 [pid 6023] <... mmap resumed>) = 0x7f14d9008000 [pid 6025] <... memfd_create resumed>) = 3 [pid 6024] write(3, "1000", 4 [pid 6023] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6024] <... write resumed>) = 4 [pid 6023] <... mprotect resumed>) = 0 [pid 6025] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6024] close(3 [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6025] <... mmap resumed>) = 0x7f14d0c00000 [pid 6024] <... close resumed>) = 0 [pid 6025] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6024] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6024] write(1, "executing program\n", 18) = 18 [pid 6024] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6025] <... write resumed>) = 131072 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6024] <... mmap resumed>) = 0x7f14d9008000 ./strace-static-x86_64: Process 6026 attached [pid 6024] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6026] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6024] <... mprotect resumed>) = 0 [pid 6026] <... rseq resumed>) = 0 [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6023] <... clone3 resumed> => {parent_tid=[36]}, 88) = 36 [pid 6026] set_robust_list(0x7f14d90289a0, 24 [pid 6024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] <... set_robust_list resumed>) = 0 [ 87.392030][ T6021] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 87.414055][ T6020] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6027 attached [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6025] munmap(0x7f14d0c00000, 138412032 [pid 6023] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6025] <... munmap resumed>) = 0 [pid 6026] memfd_create("syzkaller", 0 [pid 6024] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 6026] <... memfd_create resumed>) = 3 [pid 6025] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] <... mmap resumed>) = 0x7f14d0c00000 [pid 6024] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6026] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6024] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6027] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6027] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6027] memfd_create("syzkaller", 0) = 3 [pid 6027] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6026] <... write resumed>) = 131072 [pid 6027] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6026] munmap(0x7f14d0c00000, 138412032 [pid 6023] <... futex resumed>) = 0 [pid 6026] <... munmap resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6026] ioctl(4, LOOP_SET_FD, 3 [pid 6027] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6027] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6027] ioctl(4, LOOP_SET_FD, 3 [pid 6021] <... mount resumed>) = 0 [pid 6021] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6025] <... openat resumed>) = 4 [ 87.444376][ T6021] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 87.456296][ T6020] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 87.474853][ T6026] loop0: detected capacity change from 0 to 256 [ 87.481572][ T6027] loop4: detected capacity change from 0 to 256 [ 87.483172][ T6025] loop2: detected capacity change from 0 to 256 [pid 6025] ioctl(4, LOOP_SET_FD, 3 [pid 6027] <... ioctl resumed>) = 0 [pid 6021] <... openat resumed>) = 3 [pid 6021] chdir("./file0") = 0 [pid 6021] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6027] close(3) = 0 [pid 6021] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6027] close(4 [pid 6021] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... close resumed>) = 0 [pid 6021] <... futex resumed>) = 1 [pid 6019] <... futex resumed>) = 0 [pid 6021] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] mkdir("./file0", 0777 [pid 6021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] openat(AT_FDCWD, ".", O_RDONLY [pid 6019] <... futex resumed>) = 0 [pid 6027] <... mkdir resumed>) = 0 [pid 6021] <... openat resumed>) = 4 [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6021] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] <... futex resumed>) = 0 [pid 6019] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... ioctl resumed>) = 0 [pid 6025] close(3) = 0 [pid 6021] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6019] <... futex resumed>) = 0 [pid 6025] close(4) = 0 [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] mkdir("./file0", 0777) = 0 [pid 6025] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6026] <... ioctl resumed>) = 0 [pid 6021] <... ioctl resumed>) = 0 [pid 6021] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6019] <... futex resumed>) = 0 [pid 6021] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6019] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... openat resumed>) = 5 [pid 6019] <... futex resumed>) = 0 [pid 6021] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] close(3 [pid 6021] <... futex resumed>) = 0 [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6026] <... close resumed>) = 0 [ 87.499233][ T6027] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 87.518693][ T6025] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 87.529721][ T6020] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6026] close(4) = 0 [pid 6021] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6026] mkdir("./file0", 0777 [pid 6019] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... mkdir resumed>) = 0 [pid 6021] <... futex resumed>) = 0 [pid 6019] <... futex resumed>) = 1 [pid 6021] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6019] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6026] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6021] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6019] <... futex resumed>) = 0 [pid 6019] close(3 [pid 6021] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... close resumed>) = 0 [pid 6019] close(4 [pid 6020] <... mount resumed>) = 0 [pid 6019] <... close resumed>) = 0 [pid 6020] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6019] close(5 [pid 6020] <... openat resumed>) = 3 [pid 6019] <... close resumed>) = 0 [pid 6020] chdir("./file0" [pid 6019] close(6 [pid 6020] <... chdir resumed>) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 87.542978][ T6027] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 87.569749][ T6026] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 87.575469][ T6025] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6019] close(7 [pid 6020] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(8) = -1 EBADF (Bad file descriptor) [pid 6020] <... futex resumed>) = 1 [pid 6019] close(9 [pid 6020] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(10) = -1 EBADF (Bad file descriptor) [pid 6019] close(11) = -1 EBADF (Bad file descriptor) [pid 6019] close(12 [pid 6018] <... futex resumed>) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(13 [pid 6018] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] <... futex resumed>) = 0 [pid 6019] close(14 [pid 6018] <... futex resumed>) = 1 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] openat(AT_FDCWD, ".", O_RDONLY [pid 6019] close(15 [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] <... openat resumed>) = 4 [pid 6019] close(16 [pid 6020] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] <... futex resumed>) = 1 [pid 6019] close(17 [pid 6018] <... futex resumed>) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6019] close(18 [pid 6018] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... futex resumed>) = 0 [pid 6019] close(19 [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(20) = -1 EBADF (Bad file descriptor) [pid 6019] close(21) = -1 EBADF (Bad file descriptor) [pid 6019] close(22 [pid 6020] <... ioctl resumed>) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6020] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 87.600674][ T6027] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 87.616322][ T6026] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6019] close(23 [pid 6020] <... futex resumed>) = 1 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... futex resumed>) = 0 [pid 6020] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6018] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... openat resumed>) = 5 [pid 6018] <... futex resumed>) = 0 [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6018] <... futex resumed>) = 0 [pid 6018] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6018] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6020] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6018] <... futex resumed>) = 0 [pid 6020] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] close(3 [pid 6019] close(24 [pid 6018] <... close resumed>) = 0 [pid 6018] close(4) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(5 [pid 6019] close(25 [pid 6018] <... close resumed>) = 0 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(26 [pid 6018] close(6 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(7) = -1 EBADF (Bad file descriptor) [pid 6019] close(27 [pid 6018] close(8 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(9) = -1 EBADF (Bad file descriptor) [pid 6018] close(10) = -1 EBADF (Bad file descriptor) [pid 6018] close(11) = -1 EBADF (Bad file descriptor) [pid 6018] close(12) = -1 EBADF (Bad file descriptor) [pid 6018] close(13) = -1 EBADF (Bad file descriptor) [pid 6018] close(14) = -1 EBADF (Bad file descriptor) [pid 6018] close(15) = -1 EBADF (Bad file descriptor) [pid 6018] close(16) = -1 EBADF (Bad file descriptor) [pid 6019] close(28 [pid 6018] close(17 [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6019] close(29 [pid 6018] close(18) = -1 EBADF (Bad file descriptor) [pid 6019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(19) = -1 EBADF (Bad file descriptor) [pid 6018] close(20 [pid 6019] exit_group(0 [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(21 [pid 6019] <... exit_group resumed>) = ? [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6021] <... futex resumed>) = ? [pid 6018] close(22) = -1 EBADF (Bad file descriptor) [pid 6018] close(23) = -1 EBADF (Bad file descriptor) [pid 6018] close(24 [pid 6021] +++ exited with 0 +++ [pid 6019] +++ exited with 0 +++ [pid 6027] <... mount resumed>) = 0 [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6027] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6018] close(25 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6027] <... openat resumed>) = 3 [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6027] chdir("./file0" [pid 6018] close(26 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6027] <... chdir resumed>) = 0 [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] close(27) = -1 EBADF (Bad file descriptor) [pid 6018] close(28 [pid 5849] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6027] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6018] close(29 [pid 5849] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6027] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6027] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 6018] exit_group(0 [pid 5849] newfstatat(3, "", [pid 6018] <... exit_group resumed>) = ? [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6027] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6024] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = ? [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] <... futex resumed>) = 0 [pid 6020] +++ exited with 0 +++ [pid 6018] +++ exited with 0 +++ [pid 6027] openat(AT_FDCWD, ".", O_RDONLY [pid 6024] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6025] <... mount resumed>) = 0 [pid 6027] <... openat resumed>) = 4 [pid 5848] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6025] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6027] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... openat resumed>) = 3 [ 87.645042][ T6025] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6027] <... futex resumed>) = 1 [pid 6025] chdir("./file0" [pid 6024] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6025] <... chdir resumed>) = 0 [pid 6024] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(3, "", [pid 6025] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6024] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6025] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6024] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6027] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6025] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6025] <... futex resumed>) = 1 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6022] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./13/file0", [pid 6022] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5849] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6025] openat(AT_FDCWD, ".", O_RDONLY [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6025] <... openat resumed>) = 4 [pid 6025] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 4 [pid 6025] <... futex resumed>) = 1 [pid 5849] newfstatat(4, "", [pid 6025] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./13/file0") = 0 [pid 5849] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./13/binderfs") = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5848] <... umount2 resumed>) = 0 [pid 6022] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6025] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 1 [pid 6025] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] rmdir("./13" [pid 5848] newfstatat(AT_FDCWD, "./13/file0", [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] mkdir("./14", 0777 [pid 5848] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] <... openat resumed>) = 4 [pid 6026] <... mount resumed>) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6026] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] <... close resumed>) = 0 [pid 5848] getdents64(4, [pid 6024] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6024] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 6029 attached [pid 6026] <... openat resumed>) = 3 [pid 5848] getdents64(4, ./strace-static-x86_64: Process 6028 attached [pid 6029] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6027] <... ioctl resumed>) = 0 [pid 6026] chdir("./file0" [pid 6025] <... ioctl resumed>) = 0 [pid 6024] <... clone3 resumed> => {parent_tid=[32]}, 88) = 32 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 33 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6029] <... rseq resumed>) = 0 [pid 6027] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... chdir resumed>) = 0 [pid 6025] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] close(4 [ 87.707602][ T6026] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6029] set_robust_list(0x7f14d90079a0, 24 [pid 6028] set_robust_list(0x55555b6506a0, 24 [pid 6027] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = 1 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6029] <... set_robust_list resumed>) = 0 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6027] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6025] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] chdir("./14") = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6022] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rmdir("./13/file0" [pid 6029] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6025] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 1 [pid 6029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] setpgid(0, 0 [pid 6026] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rmdir resumed>) = 0 [pid 6029] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6028] <... setpgid resumed>) = 0 [pid 6026] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6025] <... openat resumed>) = 5 [pid 6029] <... openat resumed>) = 5 [pid 6028] <... openat resumed>) = 3 [pid 6026] openat(AT_FDCWD, ".", O_RDONLY [pid 6023] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] write(3, "1000", 4 [pid 6029] <... futex resumed>) = 1 [pid 6028] <... write resumed>) = 4 [pid 6026] <... openat resumed>) = 4 [pid 6024] <... futex resumed>) = 0 [pid 6023] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] close(3 [pid 6026] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6028] <... close resumed>) = 0 [pid 6027] <... futex resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6025] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6028] symlink("/dev/binderfs", "./binderfs"executing program [pid 6027] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6026] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6028] <... symlink resumed>) = 0 [pid 6027] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6025] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5848] unlink("./13/binderfs" [pid 6028] write(1, "executing program\n", 18 [pid 6027] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6025] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... write resumed>) = 18 [pid 6027] <... futex resumed>) = 1 [pid 6025] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6024] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] <... ioctl resumed>) = 0 [pid 6024] close(3 [pid 6022] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6028] <... futex resumed>) = 0 [pid 6026] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... close resumed>) = 0 [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6028] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6026] <... futex resumed>) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6024] close(4 [pid 6023] <... futex resumed>) = 0 [pid 6022] close(3 [pid 5848] close(3 [pid 6028] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6024] <... close resumed>) = 0 [pid 6022] <... close resumed>) = 0 [pid 6023] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... close resumed>) = 0 [pid 6023] <... futex resumed>) = 0 [pid 6022] close(4 [pid 6028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... close resumed>) = 0 [pid 5848] rmdir("./13" [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] close(5 [pid 6028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6028] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6022] <... close resumed>) = 0 [pid 6028] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6022] close(6 [pid 5848] <... rmdir resumed>) = 0 [pid 6028] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6030 attached [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] mkdir("./14", 0777 [pid 6025] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] close(5 [pid 6022] close(7 [pid 6028] <... clone3 resumed> => {parent_tid=[34]}, 88) = 34 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... mkdir resumed>) = 0 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6024] <... close resumed>) = 0 [pid 6022] close(8 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6028] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] close(6 [pid 6030] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6028] <... futex resumed>) = 0 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 6030] <... rseq resumed>) = 0 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6026] <... openat resumed>) = 5 [pid 6024] close(7 [pid 6022] close(9 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6030] set_robust_list(0x7f14d90289a0, 24 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6030] <... set_robust_list resumed>) = 0 [pid 6022] close(10 [pid 6024] close(8 [pid 5848] <... ioctl resumed>) = 0 [pid 6026] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 6023] <... futex resumed>) = 0 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] <... futex resumed>) = 1 [pid 6024] close(9 [pid 6022] close(11 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... futex resumed>) = 0 [pid 6022] close(12 [pid 6024] close(10) = -1 EBADF (Bad file descriptor) [pid 6023] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] close(11 [pid 6022] close(13 [pid 6030] memfd_create("syzkaller", 0 [pid 6026] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6030] <... memfd_create resumed>) = 3 [pid 6022] close(14 [pid 6026] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6024] close(12 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6026] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] close(15 [pid 6026] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(16 [pid 6026] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] close(3 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6030] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6030] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6030] munmap(0x7f14d0c00000, 138412032 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = 0 [pid 6022] close(17 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6023] close(4 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6030] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 6031 attached [pid 6030] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6024] close(13 [pid 6023] <... close resumed>) = 0 [pid 6022] close(18 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] close(14 [pid 6023] close(5 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 31 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(19 [pid 6031] set_robust_list(0x55555b6506a0, 24 [pid 6023] <... close resumed>) = 0 [pid 6024] close(15 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] <... set_robust_list resumed>) = 0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] close(6 [pid 6022] close(20) = -1 EBADF (Bad file descriptor) [pid 6024] close(16 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(21 [pid 6030] <... openat resumed>) = 4 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] chdir("./14" [pid 6030] ioctl(4, LOOP_SET_FD, 3 [pid 6024] close(17 [pid 6023] close(7 [pid 6022] close(22 [pid 6031] <... chdir resumed>) = 0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] close(18 [pid 6023] close(8 [pid 6022] close(23 [pid 6031] <... prctl resumed>) = 0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] setpgid(0, 0 [pid 6022] close(24 [pid 6030] <... ioctl resumed>) = 0 [pid 6024] close(19 [pid 6023] close(9 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] <... setpgid resumed>) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(25 [pid 6031] <... openat resumed>) = 3 [pid 6024] close(20 [pid 6023] close(10 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] write(3, "1000", 4 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(26 [pid 6031] <... write resumed>) = 4 [pid 6030] close(3 [pid 6024] close(21 [pid 6023] close(11 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] close(3 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(27 [pid 6031] <... close resumed>) = 0 [pid 6024] close(22 [pid 6023] close(12 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(28 [pid 6024] close(23 [pid 6023] close(13 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6022] close(29 [pid 6024] close(24 [pid 6023] close(14 [pid 6022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] close(25 [pid 6022] exit_group(0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] close(15 [pid 6022] <... exit_group resumed>) = ? [pid 6025] <... futex resumed>) = ? [pid 6024] close(26 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6030] <... close resumed>) = 0 [pid 6030] close(4) = 0 [pid 6030] mkdir("./file0", 0777) = 0 [pid 6025] +++ exited with 0 +++ [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] close(16 [pid 6022] +++ exited with 0 +++ [pid 6030] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6024] close(27 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] close(17 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6031] write(1, "executing program\n", 18 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6024] close(28 [pid 6031] <... write resumed>) = 18 [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... restart_syscall resumed>) = 0 [pid 6024] close(29 [pid 6031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] exit_group(0 [pid 5846] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] <... futex resumed>) = ? [pid 6027] <... futex resumed>) = ? [pid 6024] <... exit_group resumed>) = ? [pid 5846] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6031] <... mmap resumed>) = 0x7f14d9008000 [pid 6029] +++ exited with 0 +++ [pid 6027] +++ exited with 0 +++ [pid 5846] <... openat resumed>) = 3 [pid 6031] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] newfstatat(3, "", [pid 6031] <... mprotect resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] getdents64(3, [pid 6031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6024] +++ exited with 0 +++ [pid 6023] close(18 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6031] <... clone3 resumed> => {parent_tid=[32]}, 88) = 32 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... restart_syscall resumed>) = 0 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6032 attached [pid 6023] close(19) = -1 EBADF (Bad file descriptor) [pid 6032] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6023] close(20 [pid 6032] <... rseq resumed>) = 0 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 87.851676][ T6030] loop3: detected capacity change from 0 to 256 [ 87.888342][ T6030] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6023] close(21 [pid 6032] set_robust_list(0x7f14d90289a0, 24 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6032] <... set_robust_list resumed>) = 0 [pid 6023] close(22 [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6023] close(23 [pid 5850] <... umount2 resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6032] memfd_create("syzkaller", 0 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6032] <... memfd_create resumed>) = 3 [pid 6023] close(24 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./14/file0", [pid 5846] newfstatat(AT_FDCWD, "./15/file0", [pid 6032] <... mmap resumed>) = 0x7f14d0c00000 [pid 6023] close(25 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6032] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6023] close(26 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6023] close(27 [pid 5846] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6023] close(28 [pid 5850] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... openat resumed>) = 4 [pid 6023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(4, "", [pid 6023] close(29) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6023] exit_group(0 [pid 5850] newfstatat(4, "", [pid 6026] <... futex resumed>) = ? [pid 6023] <... exit_group resumed>) = ? [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, [pid 6026] +++ exited with 0 +++ [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4) = 0 [pid 5850] rmdir("./14/file0") = 0 [pid 6023] +++ exited with 0 +++ [pid 5850] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] getdents64(4, [pid 5850] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5846] close(4 [pid 5850] unlink("./14/binderfs" [pid 6032] <... write resumed>) = 131072 [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5847] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] close(3 [pid 5847] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... close resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5850] rmdir("./14" [pid 5847] newfstatat(3, "", [pid 5846] rmdir("./15/file0" [pid 6032] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, [pid 5846] <... rmdir resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] mkdir("./15", 0777 [pid 5847] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6032] <... munmap resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6032] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6032] <... openat resumed>) = 4 [pid 5846] newfstatat(AT_FDCWD, "./15/binderfs", [ 87.931026][ T6030] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6032] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6033 attached [pid 6033] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6033] chdir("./15") = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6033] setpgid(0, 0) = 0 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] unlink("./15/binderfs" [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 33 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6033] <... openat resumed>) = 3 [pid 5847] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] newfstatat(AT_FDCWD, "./15/file0", [pid 5846] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... close resumed>) = 0 [pid 6033] write(3, "1000", 4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] rmdir("./15" [pid 5847] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... rmdir resumed>) = 0 [pid 6033] <... write resumed>) = 4 [pid 5847] <... openat resumed>) = 4 [pid 5846] mkdir("./16", 0777 [pid 6033] close(3 [pid 5847] newfstatat(4, "", [pid 6033] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6033] symlink("/dev/binderfs", "./binderfs" [pid 5847] getdents64(4, [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6033] <... symlink resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6033] write(1, "executing program\n", 18executing program [pid 5847] getdents64(4, [pid 5846] <... openat resumed>) = 3 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6033] <... write resumed>) = 18 [pid 5847] close(4 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... close resumed>) = 0 [pid 6033] <... futex resumed>) = 0 [pid 6032] <... ioctl resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6032] close(3 [pid 5846] close(3 [pid 6032] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6032] close(4 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6033] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, ./strace-static-x86_64: Process 6034 attached NULL, 8) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 37 [pid 6034] set_robust_list(0x55555b6506a0, 24 [pid 6032] <... close resumed>) = 0 [pid 6034] <... set_robust_list resumed>) = 0 [ 87.974265][ T6032] loop1: detected capacity change from 0 to 256 [ 87.998847][ T6030] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6032] mkdir("./file0", 0777 [pid 6033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6032] <... mkdir resumed>) = 0 [pid 5847] rmdir("./15/file0" [pid 6032] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6034] chdir("./16" [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6033] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./15/binderfs") = 0 [pid 6033] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] getdents64(3, [pid 6033] <... mprotect resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] close(3 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] rmdir("./15") = 0 [pid 5847] mkdir("./16", 0777 [pid 6034] <... chdir resumed>) = 0 [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6033] <... clone3 resumed> => {parent_tid=[34]}, 88) = 34 [pid 5847] <... mkdir resumed>) = 0 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] <... prctl resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 6035 attached [pid 6034] setpgid(0, 0 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6034] <... setpgid resumed>) = 0 [pid 6033] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] <... futex resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] close(3 [pid 6035] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5847] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6035] <... rseq resumed>) = 0 [pid 6035] set_robust_list(0x7f14d90289a0, 24 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 37 [pid 6034] <... openat resumed>) = 3 [pid 6035] <... set_robust_list resumed>) = 0 [pid 6034] write(3, "1000", 4./strace-static-x86_64: Process 6036 attached [pid 6035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6035] memfd_create("syzkaller", 0 [pid 6036] set_robust_list(0x55555b6506a0, 24 [pid 6034] <... write resumed>) = 4 [pid 6036] <... set_robust_list resumed>) = 0 [pid 6035] <... memfd_create resumed>) = 3 [pid 6036] chdir("./16" [pid 6034] close(3 [pid 6035] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6036] <... chdir resumed>) = 0 [pid 6035] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6034] <... close resumed>) = 0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 6034] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6036] setpgid(0, 0) = 0 [pid 6034] write(1, "executing program\n", 18 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6035] <... write resumed>) = 131072 [pid 6034] <... write resumed>) = 18 [pid 6036] <... openat resumed>) = 3 [pid 6035] munmap(0x7f14d0c00000, 138412032 [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] write(3, "1000", 4 [pid 6034] <... futex resumed>) = 0 [pid 6036] <... write resumed>) = 4 [pid 6034] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6036] close(3 [pid 6030] <... mount resumed>) = 0 [pid 6030] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6030] chdir("./file0" [pid 6036] <... close resumed>) = 0 [pid 6035] <... munmap resumed>) = 0 [pid 6034] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6030] <... chdir resumed>) = 0 [pid 6034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6036] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6036] write(1, "executing program\n", 18 [pid 6034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6036] <... write resumed>) = 18 [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... mmap resumed>) = 0x7f14d9008000 [pid 6030] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6036] <... futex resumed>) = 0 [pid 6034] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6036] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6034] <... mprotect resumed>) = 0 [pid 6030] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 88.019816][ T6032] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6030] <... futex resumed>) = 1 [pid 6028] <... futex resumed>) = 0 [pid 6030] openat(AT_FDCWD, ".", O_RDONLY [pid 6028] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... openat resumed>) = 4 [pid 6028] <... futex resumed>) = 0 [pid 6030] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... futex resumed>) = 0 [pid 6028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6030] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6028] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6030] <... ioctl resumed>) = 0 [pid 6036] <... mmap resumed>) = 0x7f14d9008000 [pid 6034] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6030] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6030] <... futex resumed>) = 1 [pid 6028] <... futex resumed>) = 0 [pid 6030] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6028] <... futex resumed>) = 0 [pid 6030] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6037 attached [pid 6036] <... mprotect resumed>) = 0 [pid 6034] <... clone3 resumed> => {parent_tid=[38]}, 88) = 38 [pid 6037] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6036] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... rseq resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] <... futex resumed>) = 1 [pid 6028] <... futex resumed>) = 0 [pid 6037] set_robust_list(0x7f14d90289a0, 24 [pid 6036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6035] <... openat resumed>) = 4 [pid 6034] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = 0 [pid 6037] <... set_robust_list resumed>) = 0 [pid 6035] ioctl(4, LOOP_SET_FD, 3 [pid 6028] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6038 attached [pid 6037] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6028] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] memfd_create("syzkaller", 0 [pid 6030] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6030] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6028] <... futex resumed>) = 0 [pid 6030] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] close(3) = 0 [pid 6037] <... memfd_create resumed>) = 3 [pid 6028] close(4 [pid 6037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6028] <... close resumed>) = 0 [pid 6037] <... mmap resumed>) = 0x7f14d0c00000 [pid 6028] close(5 [pid 6038] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6037] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6036] <... clone3 resumed> => {parent_tid=[38]}, 88) = 38 [pid 6028] <... close resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6038] <... rseq resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] close(6 [pid 6036] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] set_robust_list(0x7f14d90289a0, 24 [pid 6036] <... futex resumed>) = 0 [pid 6038] <... set_robust_list resumed>) = 0 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] close(7) = -1 EBADF (Bad file descriptor) [pid 6028] close(8) = -1 EBADF (Bad file descriptor) [pid 6038] memfd_create("syzkaller", 0 [pid 6028] close(9) = -1 EBADF (Bad file descriptor) [pid 6038] <... memfd_create resumed>) = 3 [ 88.077526][ T6032] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 88.113093][ T6035] loop4: detected capacity change from 0 to 256 [pid 6028] close(10 [pid 6038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6037] <... write resumed>) = 131072 [pid 6037] munmap(0x7f14d0c00000, 138412032 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6037] <... munmap resumed>) = 0 [pid 6028] close(11 [pid 6037] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6035] <... ioctl resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6037] <... openat resumed>) = 4 [pid 6035] close(3 [pid 6028] close(12 [pid 6037] ioctl(4, LOOP_SET_FD, 3 [pid 6035] <... close resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... write resumed>) = 131072 [pid 6035] close(4 [pid 6028] close(13 [pid 6035] <... close resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6035] mkdir("./file0", 0777 [pid 6028] close(14 [pid 6035] <... mkdir resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6035] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 88.131459][ T6032] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 88.156431][ T6037] loop2: detected capacity change from 0 to 256 [pid 6028] close(15 [pid 6038] munmap(0x7f14d0c00000, 138412032 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(16) = -1 EBADF (Bad file descriptor) [pid 6028] close(17) = -1 EBADF (Bad file descriptor) [pid 6038] <... munmap resumed>) = 0 [pid 6028] close(18 [pid 6038] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... openat resumed>) = 4 [pid 6028] close(19 [pid 6038] ioctl(4, LOOP_SET_FD, 3 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(20 [pid 6037] <... ioctl resumed>) = 0 [pid 6037] close(3) = 0 [pid 6037] close(4 [pid 6032] <... mount resumed>) = 0 [pid 6037] <... close resumed>) = 0 [pid 6037] mkdir("./file0", 0777 [pid 6032] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6037] <... mkdir resumed>) = 0 [pid 6037] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6032] <... openat resumed>) = 3 [pid 6038] <... ioctl resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6032] chdir("./file0" [pid 6028] close(21) = -1 EBADF (Bad file descriptor) [pid 6028] close(22) = -1 EBADF (Bad file descriptor) [pid 6032] <... chdir resumed>) = 0 [pid 6028] close(23 [pid 6032] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6032] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6031] <... futex resumed>) = 0 [pid 6032] openat(AT_FDCWD, ".", O_RDONLY [pid 6031] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... openat resumed>) = 4 [pid 6031] <... futex resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6032] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] close(24 [pid 6032] <... futex resumed>) = 0 [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6032] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6031] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] close(25 [pid 6038] close(3 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... close resumed>) = 0 [pid 6028] close(26 [pid 6038] close(4 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... close resumed>) = 0 [pid 6028] close(27) = -1 EBADF (Bad file descriptor) [pid 6032] <... ioctl resumed>) = 0 [pid 6028] close(28 [pid 6032] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6032] <... futex resumed>) = 1 [pid 6031] <... futex resumed>) = 0 [pid 6028] close(29 [pid 6038] mkdir("./file0", 0777 [pid 6032] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6031] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... mkdir resumed>) = 0 [pid 6032] <... openat resumed>) = 5 [pid 6031] <... futex resumed>) = 0 [pid 6028] exit_group(0 [pid 6038] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6028] <... exit_group resumed>) = ? [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... futex resumed>) = ? [ 88.173175][ T6035] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.186551][ T6038] loop0: detected capacity change from 0 to 256 [ 88.193547][ T6037] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.217883][ T6035] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6032] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] +++ exited with 0 +++ [pid 6028] +++ exited with 0 +++ [pid 6032] <... futex resumed>) = 1 [pid 6031] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6032] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6031] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6031] <... futex resumed>) = 0 [pid 6032] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6032] <... futex resumed>) = 0 [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6032] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] close(3 [pid 5849] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6031] <... close resumed>) = 0 [pid 6031] close(4) = 0 [pid 6031] close(5) = 0 [pid 6031] close(6) = -1 EBADF (Bad file descriptor) [pid 6031] close(7) = -1 EBADF (Bad file descriptor) [pid 6031] close(8) = -1 EBADF (Bad file descriptor) [pid 6031] close(9) = -1 EBADF (Bad file descriptor) [pid 6031] close(10) = -1 EBADF (Bad file descriptor) [pid 6031] close(11) = -1 EBADF (Bad file descriptor) [pid 6031] close(12) = -1 EBADF (Bad file descriptor) [pid 6031] close(13) = -1 EBADF (Bad file descriptor) [pid 6031] close(14) = -1 EBADF (Bad file descriptor) [pid 6031] close(15) = -1 EBADF (Bad file descriptor) [pid 6031] close(16) = -1 EBADF (Bad file descriptor) [pid 6031] close(17) = -1 EBADF (Bad file descriptor) [pid 6031] close(18) = -1 EBADF (Bad file descriptor) [pid 6031] close(19) = -1 EBADF (Bad file descriptor) [pid 6031] close(20) = -1 EBADF (Bad file descriptor) [pid 6031] close(21) = -1 EBADF (Bad file descriptor) [pid 6031] close(22) = -1 EBADF (Bad file descriptor) [pid 6031] close(23) = -1 EBADF (Bad file descriptor) [pid 6031] close(24) = -1 EBADF (Bad file descriptor) [pid 6031] close(25) = -1 EBADF (Bad file descriptor) [pid 6031] close(26) = -1 EBADF (Bad file descriptor) [pid 6031] close(27) = -1 EBADF (Bad file descriptor) [pid 6031] close(28) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 6031] close(29 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 6031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6031] exit_group(0 [pid 6032] <... futex resumed>) = ? [pid 6031] <... exit_group resumed>) = ? [pid 6032] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 5849] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 88.241823][ T6037] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 88.253402][ T6038] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.277394][ T6038] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5849] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 4 [pid 5848] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5849] getdents64(4, [pid 5848] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4 [pid 5848] getdents64(3, [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] rmdir("./14/file0" [pid 5848] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5849] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 88.303101][ T6035] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 88.317688][ T6037] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6037] <... mount resumed>) = 0 [pid 6035] <... mount resumed>) = 0 [pid 5849] unlink("./14/binderfs" [pid 6037] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... unlink resumed>) = 0 [pid 6037] <... openat resumed>) = 3 [pid 6037] chdir("./file0") = 0 [pid 6037] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6037] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6034] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6034] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6037] openat(AT_FDCWD, ".", O_RDONLY [pid 6034] <... futex resumed>) = 0 [pid 5849] close(3 [pid 5848] <... openat resumed>) = 4 [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5849] rmdir("./14" [pid 6037] <... openat resumed>) = 4 [pid 6035] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] mkdir("./15", 0777 [pid 6037] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... openat resumed>) = 3 [pid 5849] <... mkdir resumed>) = 0 [pid 6037] <... futex resumed>) = 1 [pid 6035] chdir("./file0" [pid 6034] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] getdents64(4, [pid 6034] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 3 [pid 6037] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6035] <... chdir resumed>) = 0 [pid 6034] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6035] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(4, [pid 6035] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 6035] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6035] openat(AT_FDCWD, ".", O_RDONLY [pid 6033] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... openat resumed>) = 4 [pid 6033] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] close(4 [pid 6035] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 6035] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6033] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] rmdir("./14/file0") = 0 [pid 5848] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] unlink("./14/binderfs" [pid 6038] <... mount resumed>) = 0 ./strace-static-x86_64: Process 6039 attached [pid 5848] <... unlink resumed>) = 0 [pid 6038] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6039] set_robust_list(0x55555b6506a0, 24 [pid 6038] <... openat resumed>) = 3 [pid 5848] getdents64(3, [pid 6038] chdir("./file0") = 0 [pid 6038] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6038] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6039] <... set_robust_list resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6036] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] openat(AT_FDCWD, ".", O_RDONLY [pid 6039] chdir("./15" [pid 6038] <... openat resumed>) = 4 [pid 6036] <... futex resumed>) = 0 [pid 5848] close(3 [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... chdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6037] <... ioctl resumed>) = 0 [pid 6035] <... ioctl resumed>) = 0 [pid 6037] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = 1 [pid 6035] <... futex resumed>) = 1 [pid 6034] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = 0 [pid 5848] rmdir("./14" [pid 6039] <... prctl resumed>) = 0 [pid 6034] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 35 [pid 6037] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6035] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6034] <... futex resumed>) = 0 [pid 6033] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 6039] setpgid(0, 0 [pid 6037] <... openat resumed>) = 5 [pid 6035] <... openat resumed>) = 5 [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... setpgid resumed>) = 0 [pid 6033] <... futex resumed>) = 0 [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6038] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = 1 [pid 6035] <... futex resumed>) = 1 [pid 6034] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = 0 [pid 6033] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] <... futex resumed>) = 0 [pid 6034] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./15", 0777 [pid 6037] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6039] <... openat resumed>) = 3 [pid 6038] <... futex resumed>) = 1 [pid 6037] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6034] <... futex resumed>) = 0 [pid 6038] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6037] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] write(3, "1000", 4 [pid 6036] <... futex resumed>) = 0 [pid 6035] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6034] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... mkdir resumed>) = 0 [pid 6039] <... write resumed>) = 4 [pid 6036] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] close(3 [pid 6038] <... futex resumed>) = 0 [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6035] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6034] close(3 [pid 6039] <... close resumed>) = 0 [ 88.351215][ T6038] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6038] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6037] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6034] <... close resumed>) = 0 [pid 6034] close(4) = 0 [pid 6035] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6033] close(3) = 0 [pid 6033] close(4) = 0 [pid 6033] close(5) = 0 [pid 6033] close(6) = -1 EBADF (Bad file descriptor) [pid 6038] <... ioctl resumed>) = 0 [pid 6033] close(7 [pid 6035] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] close(8 [pid 6038] <... futex resumed>) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... openat resumed>) = 3 [pid 6036] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6033] close(9executing program [pid 6039] <... symlink resumed>) = 0 [pid 6038] <... openat resumed>) = 5 [pid 6036] <... futex resumed>) = 0 [pid 6034] close(5 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6034] <... close resumed>) = 0 [pid 6033] close(10 [pid 5848] <... ioctl resumed>) = 0 [pid 6034] close(6 [pid 6039] write(1, "executing program\n", 18 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... write resumed>) = 18 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] close(11 [pid 5848] close(3 [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] close(7 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... futex resumed>) = 0 [pid 6038] <... futex resumed>) = 1 [pid 6033] close(12 [pid 6038] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] close(13 [pid 6039] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6036] <... futex resumed>) = 0 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6039] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6036] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] close(8 [pid 6033] close(14 [pid 6039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6038] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6036] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] close(15 [pid 6039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6038] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6034] close(9 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... mmap resumed>) = 0x7f14d9008000 [pid 6038] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] close(16 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6039] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6038] <... futex resumed>) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6034] close(10 [pid 6033] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6040 attached [pid 6039] <... mprotect resumed>) = 0 [pid 6038] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] close(17) = -1 EBADF (Bad file descriptor) [pid 6033] close(18) = -1 EBADF (Bad file descriptor) [pid 6033] close(19) = -1 EBADF (Bad file descriptor) [pid 6033] close(20) = -1 EBADF (Bad file descriptor) [pid 6033] close(21) = -1 EBADF (Bad file descriptor) [pid 6033] close(22) = -1 EBADF (Bad file descriptor) [pid 6033] close(23) = -1 EBADF (Bad file descriptor) [pid 6033] close(24) = -1 EBADF (Bad file descriptor) [pid 6033] close(25) = -1 EBADF (Bad file descriptor) [pid 6033] close(26) = -1 EBADF (Bad file descriptor) [pid 6033] close(27) = -1 EBADF (Bad file descriptor) [pid 6033] close(28) = -1 EBADF (Bad file descriptor) [pid 6033] close(29) = -1 EBADF (Bad file descriptor) [pid 6033] exit_group(0) = ? [pid 6035] <... futex resumed>) = ? [pid 6040] set_robust_list(0x55555b6506a0, 24 [pid 6039] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6036] close(3 [pid 6035] +++ exited with 0 +++ [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6033] +++ exited with 0 +++ [pid 6034] close(11 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] <... set_robust_list resumed>) = 0 [pid 6036] <... close resumed>) = 0 [pid 6034] close(12 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6039] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6036] close(4 [pid 6034] close(13 [pid 6040] chdir("./15" [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] <... chdir resumed>) = 0 [pid 6039] <... clone3 resumed> => {parent_tid=[36]}, 88) = 36 [pid 6036] <... close resumed>) = 0 ./strace-static-x86_64: Process 6041 attached [pid 6041] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6039] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] close(5 [pid 6034] close(14 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 33 [pid 6041] <... rseq resumed>) = 0 [pid 6040] <... prctl resumed>) = 0 [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] <... close resumed>) = 0 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] setpgid(0, 0 [pid 6039] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] close(15 [pid 6036] close(6 [pid 6040] <... setpgid resumed>) = 0 [pid 6039] <... futex resumed>) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] set_robust_list(0x7f14d90289a0, 24 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6036] close(7 [pid 6034] close(16 [pid 6041] <... set_robust_list resumed>) = 0 [pid 6040] <... openat resumed>) = 3 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] write(3, "1000", 4 [pid 6036] close(8 [pid 6034] close(17 [pid 6041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] <... write resumed>) = 4 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... restart_syscall resumed>) = 0 [pid 6041] memfd_create("syzkaller", 0 [pid 6040] close(3 [pid 6036] close(9 [pid 6034] close(18 [pid 6041] <... memfd_create resumed>) = 3 [pid 6040] <... close resumed>) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6036] close(10 [pid 6034] close(19 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6036] close(11 [pid 6034] close(20 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] close(12) = -1 EBADF (Bad file descriptor) [pid 6034] close(21 [pid 6036] close(13 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(22 [pid 6036] close(14 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(23 [pid 6036] close(15 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] close(16 [pid 6034] close(24 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] close(17 [pid 6034] close(25 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] <... mmap resumed>) = 0x7f14d0c00000 [pid 6036] close(18 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(26 [pid 6036] close(19 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] symlink("/dev/binderfs", "./binderfs" [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(27 [pid 5850] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6036] close(20 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6040] <... symlink resumed>) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(28 [pid 5850] <... openat resumed>) = 3 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] <... write resumed>) = 131072 [pid 6041] munmap(0x7f14d0c00000, 138412032 [pid 6036] close(21 [pid 6041] <... munmap resumed>) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6041] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6036] close(22 [pid 6041] <... openat resumed>) = 4 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] ioctl(4, LOOP_SET_FD, 3 [pid 6036] close(23 [pid 6040] write(1, "executing program\n", 18 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] close(29 [pid 5850] newfstatat(3, "", [pid 6040] <... write resumed>) = 18 [pid 6034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6034] exit_group(0) = ? [pid 5850] getdents64(3, [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] close(24 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6040] <... futex resumed>) = 0 [pid 5850] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6040] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6037] <... futex resumed>) = ? [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6036] close(25 [pid 6040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] <... ioctl resumed>) = 0 [pid 6041] close(3 [pid 6040] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6037] +++ exited with 0 +++ [pid 6036] close(26 [pid 6034] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = 0 [pid 6041] <... close resumed>) = 0 [pid 6040] <... mprotect resumed>) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6041] close(4 [pid 5850] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6041] <... close resumed>) = 0 [pid 6040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6036] close(27 [pid 6041] mkdir("./file0", 0777 [pid 6040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6036] close(28 [pid 5850] newfstatat(AT_FDCWD, "./15/file0", [pid 5846] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6042 attached [pid 6041] <... mkdir resumed>) = 0 [pid 6040] <... clone3 resumed> => {parent_tid=[34]}, 88) = 34 [pid 6036] close(29 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6042] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6041] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6040] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6042] <... rseq resumed>) = 0 [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 88.500140][ T6041] loop3: detected capacity change from 0 to 256 [pid 5850] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6042] set_robust_list(0x7f14d90289a0, 24 [pid 6040] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] exit_group(0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 3 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6040] <... futex resumed>) = 0 [pid 6036] <... exit_group resumed>) = ? [pid 5850] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(3, "", [pid 6042] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] newfstatat(4, "", [pid 5846] getdents64(3, [pid 6042] memfd_create("syzkaller", 0 [pid 6038] <... futex resumed>) = ? [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6042] <... memfd_create resumed>) = 3 [pid 5850] getdents64(4, [pid 5846] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6042] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6042] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] getdents64(4, [pid 6042] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6038] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6042] <... write resumed>) = 131072 [pid 5850] close(4 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6042] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... close resumed>) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6042] <... munmap resumed>) = 0 [pid 5850] rmdir("./15/file0" [pid 5846] newfstatat(AT_FDCWD, "./16/file0", [pid 6042] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6042] <... openat resumed>) = 4 [pid 5850] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6042] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5846] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... openat resumed>) = 4 [pid 5850] unlink("./15/binderfs" [pid 5846] newfstatat(4, "", [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5847] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6042] <... ioctl resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] getdents64(4, [pid 5850] close(3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./15" [pid 5846] getdents64(4, [pid 6042] close(3) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6042] close(4 [pid 5850] mkdir("./16", 0777 [pid 5846] close(4 [pid 6042] <... close resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6042] mkdir("./file0", 0777 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] rmdir("./16/file0" [pid 6042] <... mkdir resumed>) = 0 [pid 6042] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... openat resumed>) = 3 [pid 5846] <... rmdir resumed>) = 0 [pid 5846] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] <... openat resumed>) = 3 [ 88.551026][ T6041] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.568629][ T6041] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 88.580541][ T6042] loop1: detected capacity change from 0 to 256 [ 88.586685][ T6041] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6041] <... mount resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5847] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./16/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6041] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6041] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6041] chdir("./file0" [pid 5847] <... openat resumed>) = 4 [pid 5850] close(3 [pid 5847] newfstatat(4, "", [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6041] <... chdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6041] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6041] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] close(4) = 0 [pid 6041] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5847] rmdir("./16/file0" [pid 6041] <... futex resumed>) = 1 [pid 6039] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... rmdir resumed>) = 0 [pid 5846] unlink("./16/binderfs" [pid 6041] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6043 attached ) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./16/binderfs" [pid 6043] set_robust_list(0x55555b6506a0, 24 [pid 6042] <... mount resumed>) = 0 [pid 6041] openat(AT_FDCWD, ".", O_RDONLY [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 35 [pid 5847] <... unlink resumed>) = 0 [pid 5846] getdents64(3, [pid 6043] <... set_robust_list resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6043] chdir("./16" [pid 5847] close(3 [pid 5846] close(3 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6043] <... chdir resumed>) = 0 [pid 6042] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6041] <... openat resumed>) = 4 [pid 5846] rmdir("./16" [pid 5847] rmdir("./16" [pid 6043] <... prctl resumed>) = 0 [pid 6042] <... openat resumed>) = 3 [pid 6041] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6041] <... futex resumed>) = 1 [pid 6039] <... futex resumed>) = 0 [pid 5846] mkdir("./17", 0777 [pid 6042] chdir("./file0" [pid 5847] mkdir("./17", 0777 [pid 6042] <... chdir resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6039] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6039] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6043] setpgid(0, 0 [pid 6041] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6042] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 6041] <... ioctl resumed>) = 0 [pid 6043] <... setpgid resumed>) = 0 [pid 6041] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6042] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6041] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] <... ioctl resumed>) = 0 [pid 6042] <... futex resumed>) = 1 [ 88.606160][ T6042] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.617387][ T6042] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 88.644268][ T6042] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6041] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6039] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 6042] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] close(3 [pid 6041] <... openat resumed>) = 5 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6041] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6044 attached [pid 6044] set_robust_list(0x55555b6506a0, 24./strace-static-x86_64: Process 6045 attached [pid 6045] set_robust_list(0x55555b6506a0, 24 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 39 [pid 6041] <... futex resumed>) = 0 [pid 6040] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... openat resumed>) = 3 [pid 6042] <... futex resumed>) = 0 [pid 6041] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] <... futex resumed>) = 1 [pid 6039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] <... set_robust_list resumed>) = 0 [pid 6042] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6042] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] chdir("./17" [pid 6039] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] chdir("./17" [pid 6042] <... futex resumed>) = 0 [pid 6045] <... chdir resumed>) = 0 [pid 6043] write(3, "1000", 4 [pid 6042] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6041] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] <... futex resumed>) = 0 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] <... write resumed>) = 4 [pid 6040] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... prctl resumed>) = 0 [pid 6044] <... chdir resumed>) = 0 [pid 6043] close(3 [pid 6042] <... futex resumed>) = 0 [pid 6041] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6040] <... futex resumed>) = 1 [pid 6045] setpgid(0, 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] <... close resumed>) = 0 [pid 6042] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6041] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 39 [pid 6045] <... setpgid resumed>) = 0 [pid 6044] <... prctl resumed>) = 0 [pid 6043] symlink("/dev/binderfs", "./binderfs" [pid 6041] <... futex resumed>) = 1 [pid 6039] <... futex resumed>) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6044] setpgid(0, 0 [pid 6043] <... symlink resumed>) = 0 [pid 6039] close(3 [pid 6044] <... setpgid resumed>) = 0 [pid 6045] <... openat resumed>) = 3 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6043] write(1, "executing program\n", 18 [pid 6041] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] <... close resumed>) = 0 [pid 6045] write(3, "1000", 4 [pid 6044] <... openat resumed>) = 3 [pid 6043] <... write resumed>) = 18 [pid 6039] close(4 [pid 6045] <... write resumed>) = 4 [pid 6044] write(3, "1000", 4 [pid 6045] close(3 [pid 6044] <... write resumed>) = 4 [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... close resumed>) = 0 [pid 6045] <... close resumed>) = 0 [pid 6044] close(3 [pid 6043] <... futex resumed>) = 0 [pid 6039] close(5 [pid 6045] symlink("/dev/binderfs", "./binderfs" [pid 6044] <... close resumed>) = 0 [pid 6043] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6042] <... ioctl resumed>) = 0 [pid 6042] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... close resumed>) = 0 [pid 6045] <... symlink resumed>) = 0 [pid 6042] <... futex resumed>) = 1 [pid 6043] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6040] <... futex resumed>) = 0 [pid 6039] close(6 [pid 6040] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] <... futex resumed>) = 0 [pid 6039] close(7 [pid 6044] symlink("/dev/binderfs", "./binderfs" [pid 6043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6042] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000executing program [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] write(1, "executing program\n", 18 [pid 6044] <... symlink resumed>) = 0 [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] <... openat resumed>) = 5 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... write resumed>) = 18 [pid 6044] write(1, "executing program\n", 18executing program [pid 6043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6042] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] close(8 [pid 6044] <... write resumed>) = 18 [pid 6043] <... mmap resumed>) = 0x7f14d9008000 [pid 6042] <... futex resumed>) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6042] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] close(9 [pid 6045] <... futex resumed>) = 0 [pid 6044] <... futex resumed>) = 0 [pid 6043] <... mprotect resumed>) = 0 [pid 6042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6039] close(10 [pid 6040] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] close(11 [pid 6045] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6044] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6043] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6042] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6043] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6039] close(12 [pid 6044] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6042] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6042] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] <... futex resumed>) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6039] close(13./strace-static-x86_64: Process 6046 attached [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6040] close(3 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6045] <... mmap resumed>) = 0x7f14d9008000 [pid 6044] <... mmap resumed>) = 0x7f14d9008000 [pid 6043] <... clone3 resumed> => {parent_tid=[36]}, 88) = 36 [pid 6042] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] <... close resumed>) = 0 [pid 6039] close(14 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] close(4 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6039] close(15) = -1 EBADF (Bad file descriptor) [pid 6045] <... mprotect resumed>) = 0 [pid 6039] close(16 [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] <... close resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6043] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] close(5 [pid 6039] close(17 [pid 6044] <... mprotect resumed>) = 0 [pid 6040] <... close resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] close(18 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6044] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6043] <... futex resumed>) = 0 [pid 6040] close(6 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] close(19 [pid 6046] <... rseq resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] set_robust_list(0x7f14d90289a0, 24 [pid 6039] close(20 [pid 6044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6047 attached [pid 6046] <... set_robust_list resumed>) = 0 [pid 6040] close(7 [pid 6039] close(21 [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6040] close(8 [pid 6039] close(22 [pid 6044] <... clone3 resumed> => {parent_tid=[40]}, 88) = 40 [pid 6046] memfd_create("syzkaller", 0 [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] close(9 [pid 6039] close(23 [pid 6047] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6044] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... rseq resumed>) = 0 [pid 6044] <... futex resumed>) = 0 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6048 attached [pid 6047] set_robust_list(0x7f14d90289a0, 24 [pid 6046] <... memfd_create resumed>) = 3 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] close(24 [pid 6040] close(10 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] <... set_robust_list resumed>) = 0 [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6040] close(11 [pid 6039] close(25 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6047] memfd_create("syzkaller", 0 [pid 6046] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6045] <... clone3 resumed> => {parent_tid=[40]}, 88) = 40 [pid 6040] close(12 [pid 6039] close(26 [pid 6048] <... rseq resumed>) = 0 [pid 6047] <... memfd_create resumed>) = 3 [pid 6046] <... mmap resumed>) = 0x7f14d0c00000 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6048] set_robust_list(0x7f14d90289a0, 24 [pid 6047] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] close(13 [pid 6039] close(27 [pid 6048] <... set_robust_list resumed>) = 0 [pid 6047] <... mmap resumed>) = 0x7f14d0c00000 [pid 6046] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6045] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6048] rt_sigprocmask(SIG_SETMASK, [], [pid 6039] close(28 [pid 6040] close(14 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6046] <... write resumed>) = 131072 [pid 6045] <... futex resumed>) = 0 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] close(29 [pid 6040] close(15 [pid 6039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6048] memfd_create("syzkaller", 0 [pid 6046] munmap(0x7f14d0c00000, 138412032 [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] exit_group(0 [pid 6048] <... memfd_create resumed>) = 3 [pid 6047] <... write resumed>) = 131072 [pid 6046] <... munmap resumed>) = 0 [pid 6041] <... futex resumed>) = ? [pid 6040] close(16 [pid 6039] <... exit_group resumed>) = ? [pid 6048] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6047] munmap(0x7f14d0c00000, 138412032 [pid 6041] +++ exited with 0 +++ [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] +++ exited with 0 +++ [pid 6048] <... mmap resumed>) = 0x7f14d0c00000 [pid 6046] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6040] close(17 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6048] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6047] <... munmap resumed>) = 0 [pid 6046] <... openat resumed>) = 4 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6047] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6040] close(18) = -1 EBADF (Bad file descriptor) [pid 6047] <... openat resumed>) = 4 [pid 6040] close(19 [pid 6047] ioctl(4, LOOP_SET_FD, 3 [pid 6046] ioctl(4, LOOP_SET_FD, 3 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... restart_syscall resumed>) = 0 [pid 6048] <... write resumed>) = 131072 [pid 6046] <... ioctl resumed>) = 0 [pid 6040] close(20 [pid 5849] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6046] close(3 [pid 6040] close(21 [pid 5849] newfstatat(3, "", [pid 6046] <... close resumed>) = 0 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6046] close(4 [pid 6040] close(22 [pid 5849] getdents64(3, [pid 6046] <... close resumed>) = 0 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6046] mkdir("./file0", 0777 [pid 6040] close(23 [pid 5849] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6048] munmap(0x7f14d0c00000, 138412032 [pid 6046] <... mkdir resumed>) = 0 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6048] <... munmap resumed>) = 0 [pid 6040] close(24 [pid 6048] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6048] <... openat resumed>) = 4 [pid 6046] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6040] close(25 [pid 6048] ioctl(4, LOOP_SET_FD, 3 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] <... ioctl resumed>) = 0 [pid 6040] close(26 [pid 6047] close(3 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] <... close resumed>) = 0 [pid 6040] close(27 [pid 6047] close(4) = 0 [pid 6047] mkdir("./file0", 0777 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] <... mkdir resumed>) = 0 [pid 6040] close(28 [pid 5849] <... umount2 resumed>) = 0 [ 88.787366][ T6046] loop4: detected capacity change from 0 to 256 [ 88.787366][ T6047] loop0: detected capacity change from 0 to 256 [ 88.801802][ T6048] loop2: detected capacity change from 0 to 256 [ 88.813809][ T6046] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6048] <... ioctl resumed>) = 0 [pid 6040] close(29 [pid 6048] close(3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6048] <... close resumed>) = 0 [pid 6040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./15/file0", [pid 6048] close(4 [pid 6040] exit_group(0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6048] <... close resumed>) = 0 [pid 6040] <... exit_group resumed>) = ? [pid 6048] mkdir("./file0", 0777 [pid 6042] <... futex resumed>) = ? [pid 5849] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6047] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6048] <... mkdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6048] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6042] +++ exited with 0 +++ [pid 5849] openat(AT_FDCWD, "./15/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 6040] +++ exited with 0 +++ [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [ 88.839723][ T6048] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.851848][ T6047] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 88.856891][ T6046] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 88.872155][ T6048] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5849] close(4 [pid 5848] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./15/file0" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... rmdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 88.886506][ T6047] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 88.902322][ T6048] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 88.917021][ T6047] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] newfstatat(3, "", [pid 6048] <... mount resumed>) = 0 [pid 6046] <... mount resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6048] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6046] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] unlink("./15/binderfs" [pid 6046] <... openat resumed>) = 3 [pid 5849] <... unlink resumed>) = 0 [pid 6046] chdir("./file0" [pid 5849] getdents64(3, [pid 5848] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6048] <... openat resumed>) = 3 [pid 6046] <... chdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6046] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6048] chdir("./file0" [pid 5849] close(3 [pid 6048] <... chdir resumed>) = 0 [pid 6046] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6048] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6046] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] rmdir("./15" [pid 6048] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6046] <... futex resumed>) = 1 [pid 6043] <... futex resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6048] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./16", 0777 [pid 6046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] <... futex resumed>) = 1 [pid 6043] <... futex resumed>) = 0 [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... mkdir resumed>) = 0 [pid 6048] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6046] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6045] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6046] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6048] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 1 [pid 6043] <... futex resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] newfstatat(AT_FDCWD, "./15/file0", [pid 6048] openat(AT_FDCWD, ".", O_RDONLY [pid 6046] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... ioctl resumed>) = 0 [pid 6048] <... openat resumed>) = 4 [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6048] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6043] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 1 [pid 6046] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6045] <... futex resumed>) = 0 [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 6047] <... mount resumed>) = 0 [pid 6048] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6045] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6047] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6045] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6047] <... openat resumed>) = 3 [pid 6046] <... ioctl resumed>) = 0 [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6046] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 4 [pid 6047] chdir("./file0" [pid 6048] <... ioctl resumed>) = 0 [pid 6046] <... futex resumed>) = 1 [pid 6043] <... futex resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 6048] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6043] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... futex resumed>) = 1 [pid 6047] <... chdir resumed>) = 0 [pid 6046] <... openat resumed>) = 5 [pid 6045] <... futex resumed>) = 0 [pid 6043] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6048] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6047] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6045] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(4, [pid 6048] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6046] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6047] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(4, [pid 6048] <... openat resumed>) = 5 [pid 6046] <... futex resumed>) = 1 [pid 6043] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6043] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(4 [pid 6043] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6047] <... futex resumed>) = 1 [pid 5848] rmdir("./15/file0" [pid 6044] <... futex resumed>) = 0 [pid 6043] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] openat(AT_FDCWD, ".", O_RDONLY [pid 6044] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 6046] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6044] <... futex resumed>) = 0 [pid 5848] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6047] <... openat resumed>) = 4 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6047] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(AT_FDCWD, "./15/binderfs", [pid 6047] <... futex resumed>) = 0 [pid 6046] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6047] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] unlink("./15/binderfs" [pid 6046] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6046] <... futex resumed>) = 1 [pid 6044] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6046] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6044] <... futex resumed>) = 1 [pid 6043] close(3 [pid 5848] getdents64(3, [pid 6047] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6048] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] close(4 [pid 6048] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6043] <... close resumed>) = 0 [pid 5848] close(3 [pid 6048] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6045] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] close(5 [pid 5848] <... close resumed>) = 0 [pid 6048] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6045] <... futex resumed>) = 0 [pid 6043] <... close resumed>) = 0 [pid 5848] rmdir("./15" [pid 6048] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] close(6 [pid 6048] <... futex resumed>) = 0 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 6048] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6043] close(7 [pid 6045] close(3 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = 0 [pid 6043] close(8 [pid 6045] close(4 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = 0 [pid 6043] close(9 [pid 6045] close(5 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = 0 [pid 6043] close(10 [pid 6045] close(6 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 88.929364][ T6046] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] mkdir("./16", 0777 [pid 6047] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6049 attached [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] close(11 [pid 5848] <... mkdir resumed>) = 0 [pid 6047] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] close(7 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6047] <... futex resumed>) = 1 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... futex resumed>) = 0 [pid 6043] close(12 [pid 5848] <... openat resumed>) = 3 [pid 6044] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6047] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6045] close(8 [pid 6044] <... futex resumed>) = 0 [pid 6043] close(13 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... ioctl resumed>) = 0 [pid 6043] close(14 [pid 6047] <... openat resumed>) = 5 [pid 6045] close(9 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] close(15 [pid 6045] close(10 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] close(16) = -1 EBADF (Bad file descriptor) [pid 6043] close(17) = -1 EBADF (Bad file descriptor) [pid 6043] close(18) = -1 EBADF (Bad file descriptor) [pid 6043] close(19) = -1 EBADF (Bad file descriptor) [pid 6043] close(20 [pid 6049] set_robust_list(0x55555b6506a0, 24 [pid 6047] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 37 [pid 6049] <... set_robust_list resumed>) = 0 [pid 6047] <... futex resumed>) = 1 [pid 6045] close(11 [pid 6044] <... futex resumed>) = 0 [pid 6043] close(21 [pid 6049] chdir("./16" [pid 6047] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] close(12 [pid 6044] <... futex resumed>) = 0 [pid 6043] close(22 [pid 6047] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6047] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6045] close(13 [pid 6043] close(23./strace-static-x86_64: Process 6050 attached [pid 6047] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] <... chdir resumed>) = 0 [pid 6047] <... futex resumed>) = 1 [pid 6045] close(14 [pid 6044] <... futex resumed>) = 0 [pid 6043] close(24 [pid 6050] set_robust_list(0x55555b6506a0, 24 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(3 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] <... set_robust_list resumed>) = 0 [pid 6045] close(15 [pid 6044] <... close resumed>) = 0 [pid 6043] close(25 [pid 6050] chdir("./16" [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(4 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 35 [pid 6050] <... chdir resumed>) = 0 [pid 6045] close(16 [pid 6044] <... close resumed>) = 0 [pid 6043] close(26 [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(5 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] <... prctl resumed>) = 0 [pid 6050] <... prctl resumed>) = 0 [pid 6045] close(17 [pid 6044] <... close resumed>) = 0 [pid 6043] close(27 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(6 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] close(18 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(7 [pid 6045] close(19 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] setpgid(0, 0 [pid 6045] close(20 [pid 6044] close(8 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] close(21 [pid 6044] close(9 [pid 6050] setpgid(0, 0 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] close(28 [pid 6045] close(22 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] close(29 [pid 6045] close(23 [pid 6044] close(10 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] exit_group(0 [pid 6046] <... futex resumed>) = ? [pid 6045] close(24 [pid 6044] close(11 [pid 6043] <... exit_group resumed>) = ? [pid 6049] <... setpgid resumed>) = 0 [pid 6046] +++ exited with 0 +++ [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] +++ exited with 0 +++ [pid 6045] close(25 [pid 6044] close(12 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6050] <... setpgid resumed>) = 0 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6045] close(26 [pid 6044] close(13 [pid 6050] <... openat resumed>) = 3 [pid 6049] <... openat resumed>) = 3 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] write(3, "1000", 4 [pid 6049] write(3, "1000", 4 [pid 6045] close(27 [pid 6044] close(14 [pid 6050] <... write resumed>) = 4 [pid 6049] <... write resumed>) = 4 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] close(3 [pid 6049] close(3 [pid 6045] close(28 [pid 6044] close(15 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6050] <... close resumed>) = 0 executing program [pid 6049] <... close resumed>) = 0 [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] symlink("/dev/binderfs", "./binderfs" [pid 6045] close(29 [pid 6044] close(16 [pid 6050] <... symlink resumed>) = 0 [pid 6049] symlink("/dev/binderfs", "./binderfs" [pid 6045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6050] write(1, "executing program\n", 18 [pid 6045] exit_group(0 [pid 6044] close(17 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6050] <... write resumed>) = 18 [pid 6049] <... symlink resumed>) = 0 [pid 6048] <... futex resumed>) = ? [pid 6045] <... exit_group resumed>) = ? [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] +++ exited with 0 +++ [pid 6044] close(18 [pid 5850] <... openat resumed>) = 3 [pid 6050] <... futex resumed>) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(3, "", [pid 6050] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6044] close(19 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6050] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 6050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6044] close(20 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6049] write(1, "executing program\n", 18 [pid 6044] close(21 [pid 6050] <... mmap resumed>) = 0x7f14d9008000 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6044] close(22 [pid 6050] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6044] close(23executing program ./strace-static-x86_64: Process 6051 attached ) = -1 EBADF (Bad file descriptor) [pid 6049] <... write resumed>) = 18 [pid 6044] close(24 [pid 6051] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... rseq resumed>) = 0 [pid 6050] <... clone3 resumed> => {parent_tid=[36]}, 88) = 36 [pid 6044] close(25 [pid 6051] set_robust_list(0x7f14d90289a0, 24 [pid 6050] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] <... futex resumed>) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... set_robust_list resumed>) = 0 [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6044] close(26 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6050] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6044] close(27 [pid 6051] memfd_create("syzkaller", 0 [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] +++ exited with 0 +++ [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6044] close(28) = -1 EBADF (Bad file descriptor) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6044] close(29 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] <... mmap resumed>) = 0x7f14d9008000 [pid 6051] <... memfd_create resumed>) = 3 [pid 6049] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6044] exit_group(0 [pid 6051] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6047] <... futex resumed>) = ? [pid 6049] <... mprotect resumed>) = 0 [pid 6044] <... exit_group resumed>) = ? [pid 5846] <... restart_syscall resumed>) = 0 [pid 6047] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./16/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6044] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6051] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6051] <... write resumed>) = 131072 [pid 6049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] newfstatat(4, "", [pid 5846] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(3, "", ./strace-static-x86_64: Process 6052 attached [pid 6049] <... clone3 resumed> => {parent_tid=[38]}, 88) = 38 [pid 5850] getdents64(4, [pid 6052] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6052] <... rseq resumed>) = 0 [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] getdents64(4, [pid 5846] getdents64(3, [pid 6052] set_robust_list(0x7f14d90289a0, 24 [pid 6051] munmap(0x7f14d0c00000, 138412032 [pid 6049] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 5850] close(4 [pid 5847] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6052] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... munmap resumed>) = 0 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] rmdir("./16/file0" [pid 5847] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6052] memfd_create("syzkaller", 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6052] <... memfd_create resumed>) = 3 [pid 5850] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(3, "", [pid 6052] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6051] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6052] <... mmap resumed>) = 0x7f14d0c00000 [pid 6051] <... openat resumed>) = 4 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(3, [pid 6051] ioctl(4, LOOP_SET_FD, 3 [pid 5850] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6052] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... umount2 resumed>) = 0 [pid 5847] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6052] <... write resumed>) = 131072 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./17/file0", [pid 6052] munmap(0x7f14d0c00000, 138412032 [pid 6051] <... ioctl resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] newfstatat(AT_FDCWD, "./17/file0", [pid 5847] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6052] <... munmap resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6052] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6051] close(3 [pid 5847] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./16/binderfs" [pid 5847] newfstatat(4, "", [pid 6052] <... openat resumed>) = 4 [pid 6051] <... close resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6052] ioctl(4, LOOP_SET_FD, 3 [pid 6051] close(4 [pid 5850] getdents64(3, [pid 5847] getdents64(4, [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] close(3 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./17/file0") = 0 [pid 5847] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] unlink("./17/binderfs" [pid 5850] rmdir("./16" [pid 5847] <... unlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] getdents64(3, [pid 5850] mkdir("./17", 0777 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] close(3 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] <... close resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5847] rmdir("./17" [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] <... rmdir resumed>) = 0 [pid 6051] <... close resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] mkdir("./18", 0777 [pid 5846] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6051] mkdir("./file0", 0777 [pid 5850] close(3 [pid 5847] <... mkdir resumed>) = 0 [pid 6051] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] <... openat resumed>) = 4 [pid 6052] <... ioctl resumed>) = 0 [pid 6051] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... close resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] newfstatat(4, "", [pid 6052] close(3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, ./strace-static-x86_64: Process 6053 attached 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6053] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 37 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] getdents64(4, [pid 6053] <... set_robust_list resumed>) = 0 [pid 5847] close(3 [pid 6053] chdir("./17" [pid 6052] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6052] close(4 [pid 5846] close(4 [pid 6052] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6052] mkdir("./file0", 0777 [pid 5846] rmdir("./17/file0" [pid 6052] <... mkdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6052] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5847] <... close resumed>) = 0 [pid 5846] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6053] <... chdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./17/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./17") = 0 [ 89.059491][ T6051] loop1: detected capacity change from 0 to 256 [ 89.076518][ T6052] loop3: detected capacity change from 0 to 256 [ 89.092458][ T6051] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5846] mkdir("./18", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 41 [pid 5846] <... openat resumed>) = 3 [pid 6053] setpgid(0, 0 [pid 5846] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6054 attached ) = 0 [pid 6054] set_robust_list(0x55555b6506a0, 24 [pid 6053] <... setpgid resumed>) = 0 [pid 5846] close(3 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] <... close resumed>) = 0 [pid 6054] chdir("./18") = 0 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6054] setpgid(0, 0) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6054] write(3, "1000", 4) = 4 [pid 6054] close(3) = 0 [pid 6054] symlink("/dev/binderfs", "./binderfs" [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 41 executing program [pid 6054] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6055 attached [pid 6054] write(1, "executing program\n", 18) = 18 [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6053] <... openat resumed>) = 3 [pid 6055] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6055] chdir("./18") = 0 [pid 6054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6054] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6055] <... prctl resumed>) = 0 [pid 6054] <... mprotect resumed>) = 0 [pid 6055] setpgid(0, 0 [pid 6054] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6055] <... setpgid resumed>) = 0 [pid 6054] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6056 attached [pid 6055] <... openat resumed>) = 3 [pid 6054] <... clone3 resumed> => {parent_tid=[42]}, 88) = 42 [pid 6055] write(3, "1000", 4 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6055] <... write resumed>) = 4 [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] write(3, "1000", 4 [pid 6055] close(3 [pid 6054] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] <... close resumed>) = 0 [pid 6054] <... futex resumed>) = 0 [pid 6055] symlink("/dev/binderfs", "./binderfs" [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6053] <... write resumed>) = 4 [pid 6056] <... rseq resumed>) = 0 [pid 6056] set_robust_list(0x7f14d90289a0, 24 [pid 6055] <... symlink resumed>) = 0 [pid 6053] close(3executing program [pid 6056] <... set_robust_list resumed>) = 0 [pid 6055] write(1, "executing program\n", 18 [pid 6053] <... close resumed>) = 0 [pid 6055] <... write resumed>) = 18 [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6055] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 89.116281][ T6052] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 89.138230][ T6051] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6055] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6053] symlink("/dev/binderfs", "./binderfs" [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] memfd_create("syzkaller", 0 [pid 6055] <... mprotect resumed>) = 0 [pid 6056] <... memfd_create resumed>) = 3 [pid 6055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6053] <... symlink resumed>) = 0 [pid 6056] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[42]}, 88) = 42 ./strace-static-x86_64: Process 6057 attached [pid 6055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6055] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6057] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6056] <... mmap resumed>) = 0x7f14d0c00000 [pid 6053] write(1, "executing program\n", 18executing program [pid 6057] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6057] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6053] <... write resumed>) = 18 [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6057] memfd_create("syzkaller", 0) = 3 [pid 6057] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6057] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6056] <... write resumed>) = 131072 [pid 6053] <... futex resumed>) = 0 [pid 6057] <... write resumed>) = 131072 [pid 6053] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6056] munmap(0x7f14d0c00000, 138412032 [pid 6053] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6057] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6056] <... munmap resumed>) = 0 [pid 6053] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6057] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6057] ioctl(4, LOOP_SET_FD, 3 [pid 6056] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6056] <... openat resumed>) = 4 [pid 6053] <... mmap resumed>) = 0x7f14d9008000 [pid 6056] ioctl(4, LOOP_SET_FD, 3 [pid 6053] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [ 89.159414][ T6052] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 89.178996][ T6051] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.202806][ T6057] loop2: detected capacity change from 0 to 256 [pid 6056] <... ioctl resumed>) = 0 [pid 6053] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6057] <... ioctl resumed>) = 0 [pid 6056] close(3 [pid 6053] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6057] close(3 [pid 6056] <... close resumed>) = 0 [pid 6053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6057] <... close resumed>) = 0 [pid 6056] close(4 [pid 6057] close(4 [pid 6056] <... close resumed>) = 0 [pid 6053] <... clone3 resumed> => {parent_tid=[38]}, 88) = 38 [pid 6057] <... close resumed>) = 0 [pid 6056] mkdir("./file0", 0777 [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 6057] mkdir("./file0", 0777) = 0 ./strace-static-x86_64: Process 6058 attached [pid 6051] <... mount resumed>) = 0 [pid 6057] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6058] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6058] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6056] <... mkdir resumed>) = 0 [pid 6053] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6058] memfd_create("syzkaller", 0) = 3 [pid 6058] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6058] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6058] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6058] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6051] <... openat resumed>) = 3 [pid 6056] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6053] <... futex resumed>) = 0 [pid 6058] <... openat resumed>) = 4 [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6058] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6051] chdir("./file0") = 0 [pid 6051] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6052] <... mount resumed>) = 0 [pid 6051] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6052] chdir("./file0") = 0 [pid 6052] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6052] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6049] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6052] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6049] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 89.211158][ T6056] loop0: detected capacity change from 0 to 256 [ 89.214848][ T6052] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.233933][ T6057] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 89.247662][ T6058] loop4: detected capacity change from 0 to 256 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6058] close(3 [pid 6052] <... ioctl resumed>) = 0 [pid 6051] <... futex resumed>) = 1 [pid 6051] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6052] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6049] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... openat resumed>) = 5 [pid 6050] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6058] <... close resumed>) = 0 [pid 6050] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6051] <... futex resumed>) = 0 [pid 6058] close(4 [pid 6051] openat(AT_FDCWD, ".", O_RDONLY [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6049] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6049] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6052] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6052] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] close(3) = 0 [pid 6049] close(4) = 0 [pid 6058] <... close resumed>) = 0 [pid 6051] <... openat resumed>) = 4 [pid 6049] close(5) = 0 [pid 6049] close(6) = -1 EBADF (Bad file descriptor) [pid 6049] close(7) = -1 EBADF (Bad file descriptor) [pid 6049] close(8) = -1 EBADF (Bad file descriptor) [pid 6049] close(9) = -1 EBADF (Bad file descriptor) [pid 6049] close(10) = -1 EBADF (Bad file descriptor) [pid 6058] mkdir("./file0", 0777 [pid 6051] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] close(11) = -1 EBADF (Bad file descriptor) [pid 6049] close(12) = -1 EBADF (Bad file descriptor) [pid 6049] close(13) = -1 EBADF (Bad file descriptor) [pid 6049] close(14) = -1 EBADF (Bad file descriptor) [pid 6049] close(15) = -1 EBADF (Bad file descriptor) [pid 6049] close(16) = -1 EBADF (Bad file descriptor) [pid 6049] close(17) = -1 EBADF (Bad file descriptor) [pid 6049] close(18) = -1 EBADF (Bad file descriptor) [pid 6049] close(19 [pid 6051] <... futex resumed>) = 1 [pid 6050] <... futex resumed>) = 0 [pid 6058] <... mkdir resumed>) = 0 [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6050] <... futex resumed>) = 0 [pid 6058] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6051] <... ioctl resumed>) = 0 [pid 6049] close(20 [pid 6051] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... futex resumed>) = 1 [pid 6049] close(21 [pid 6051] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 89.257859][ T6056] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 89.263773][ T6057] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 89.279653][ T30] kauditd_printk_skb: 33 callbacks suppressed [ 89.279668][ T30] audit: type=1800 audit(1752057479.498:85): pid=6052 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048684 res=0 errno=0 [ 89.294763][ T6056] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6049] close(22 [pid 6050] <... futex resumed>) = 0 [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 1 [pid 6049] close(23 [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6051] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... openat resumed>) = 5 [pid 6049] close(24 [pid 6051] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... futex resumed>) = 1 [pid 6049] close(25 [pid 6051] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6049] close(26) = -1 EBADF (Bad file descriptor) [pid 6049] close(27) = -1 EBADF (Bad file descriptor) [pid 6049] close(28) = -1 EBADF (Bad file descriptor) [pid 6049] close(29) = -1 EBADF (Bad file descriptor) [pid 6049] exit_group(0 [pid 6052] <... futex resumed>) = ? [pid 6049] <... exit_group resumed>) = ? [pid 6052] +++ exited with 0 +++ [pid 6050] <... futex resumed>) = 0 [pid 6049] +++ exited with 0 +++ [pid 6050] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6051] <... futex resumed>) = 0 [pid 5849] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6051] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6051] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6051] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 89.343054][ T6057] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.363731][ T6058] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6050] close(3 [pid 5849] <... openat resumed>) = 3 [pid 6050] <... close resumed>) = 0 [pid 6050] close(4 [pid 5849] newfstatat(3, "", [pid 6050] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6050] close(5) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6050] close(6 [pid 5849] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6057] <... mount resumed>) = 0 [pid 6057] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] close(7) = -1 EBADF (Bad file descriptor) [pid 6050] close(8 [pid 6057] <... openat resumed>) = 3 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6057] chdir("./file0") = 0 [pid 6057] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6057] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6057] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] close(9 [pid 6055] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6055] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... futex resumed>) = 0 [pid 6055] <... futex resumed>) = 1 [pid 6057] openat(AT_FDCWD, ".", O_RDONLY [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] <... openat resumed>) = 4 [pid 6057] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6055] <... futex resumed>) = 0 [pid 6057] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6055] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6050] close(10 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./16/file0", [pid 6050] close(11 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6050] close(12 [pid 5849] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6057] <... ioctl resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [ 89.385763][ T6058] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 89.386963][ T30] audit: type=1800 audit(1752057479.578:86): pid=6051 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048685 res=0 errno=0 [pid 6057] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(4, "", [pid 6057] <... futex resumed>) = 1 [pid 6055] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6057] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6055] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] close(13 [pid 5849] getdents64(4, [pid 6057] <... openat resumed>) = 5 [pid 6055] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6055] <... futex resumed>) = 0 [pid 6057] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6055] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6055] <... futex resumed>) = 0 [pid 6057] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] <... futex resumed>) = 0 [pid 6055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6057] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6055] close(3 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6055] <... close resumed>) = 0 [pid 6050] close(14 [pid 5849] close(4 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6055] close(4 [pid 6050] close(15 [pid 5849] <... close resumed>) = 0 [pid 6055] <... close resumed>) = 0 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./16/file0" [pid 6050] close(16 [pid 6055] close(5 [pid 5849] <... rmdir resumed>) = 0 [pid 6055] <... close resumed>) = 0 [pid 6055] close(6) = -1 EBADF (Bad file descriptor) [pid 6055] close(7) = -1 EBADF (Bad file descriptor) [pid 6055] close(8) = -1 EBADF (Bad file descriptor) [pid 6055] close(9) = -1 EBADF (Bad file descriptor) [pid 6055] close(10) = -1 EBADF (Bad file descriptor) [pid 6055] close(11) = -1 EBADF (Bad file descriptor) [pid 6055] close(12) = -1 EBADF (Bad file descriptor) [pid 6055] close(13) = -1 EBADF (Bad file descriptor) [pid 6055] close(14) = -1 EBADF (Bad file descriptor) [pid 6055] close(15) = -1 EBADF (Bad file descriptor) [pid 6055] close(16) = -1 EBADF (Bad file descriptor) [pid 6055] close(17) = -1 EBADF (Bad file descriptor) [pid 6055] close(18) = -1 EBADF (Bad file descriptor) [pid 6055] close(19) = -1 EBADF (Bad file descriptor) [pid 6055] close(20) = -1 EBADF (Bad file descriptor) [pid 6055] close(21) = -1 EBADF (Bad file descriptor) [pid 6055] close(22) = -1 EBADF (Bad file descriptor) [pid 6055] close(23) = -1 EBADF (Bad file descriptor) [pid 6055] close(24) = -1 EBADF (Bad file descriptor) [pid 6055] close(25) = -1 EBADF (Bad file descriptor) [pid 6055] close(26) = -1 EBADF (Bad file descriptor) [pid 6055] close(27) = -1 EBADF (Bad file descriptor) [pid 6055] close(28) = -1 EBADF (Bad file descriptor) [pid 6055] close(29) = -1 EBADF (Bad file descriptor) [pid 6055] exit_group(0 [pid 6057] <... futex resumed>) = ? [pid 6055] <... exit_group resumed>) = ? [pid 6057] +++ exited with 0 +++ [pid 6055] +++ exited with 0 +++ [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6050] close(17 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./16/binderfs", [pid 6050] close(18 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] unlink("./16/binderfs" [pid 6056] <... mount resumed>) = 0 [pid 6058] <... mount resumed>) = 0 [pid 6050] close(19 [pid 5849] <... unlink resumed>) = 0 [pid 5846] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 6050] close(20 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6056] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6050] close(21 [pid 5846] <... openat resumed>) = 3 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] <... openat resumed>) = 3 [pid 6056] <... openat resumed>) = 3 [pid 6050] close(22 [pid 5849] close(3 [pid 5846] newfstatat(3, "", [pid 6058] chdir("./file0" [pid 6056] chdir("./file0" [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 6058] <... chdir resumed>) = 0 [pid 6056] <... chdir resumed>) = 0 [pid 6050] close(23 [pid 5849] rmdir("./16" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6058] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6056] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 89.466167][ T6056] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.479987][ T6058] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.493698][ T30] audit: type=1800 audit(1752057479.678:87): pid=6057 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048686 res=0 errno=0 [pid 5846] getdents64(3, [pid 6058] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6056] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6050] close(24 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6056] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] mkdir("./17", 0777 [pid 5846] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... futex resumed>) = 1 [pid 6050] close(25) = -1 EBADF (Bad file descriptor) [pid 6058] <... futex resumed>) = 1 [pid 6053] <... futex resumed>) = 0 [pid 6050] close(26 [pid 6058] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6053] <... futex resumed>) = 0 [pid 6050] close(27 [pid 6058] openat(AT_FDCWD, ".", O_RDONLY [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 6058] <... openat resumed>) = 4 [pid 6054] <... futex resumed>) = 0 [pid 6050] close(28 [pid 5846] <... umount2 resumed>) = 0 [pid 6054] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6056] <... futex resumed>) = 0 [pid 6054] <... futex resumed>) = 1 [pid 6056] openat(AT_FDCWD, ".", O_RDONLY [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 3 [pid 6058] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] close(29 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6058] <... futex resumed>) = 1 [pid 6056] <... openat resumed>) = 4 [pid 6053] <... futex resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6056] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... ioctl resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./18/file0", [pid 6058] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6056] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = 0 [pid 6050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6050] exit_group(0 [pid 5849] <... close resumed>) = 0 [pid 5846] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6051] <... futex resumed>) = ? [pid 6050] <... exit_group resumed>) = ? [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6051] +++ exited with 0 +++ [pid 6056] <... ioctl resumed>) = 0 [pid 5846] <... openat resumed>) = 4 ./strace-static-x86_64: Process 6059 attached [pid 6058] <... ioctl resumed>) = 0 [pid 6056] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] +++ exited with 0 +++ [pid 5846] newfstatat(4, "", [pid 6059] set_robust_list(0x55555b6506a0, 24 [pid 6058] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 39 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6059] <... set_robust_list resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [pid 6056] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... futex resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6059] chdir("./17" [pid 6058] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] <... futex resumed>) = 0 [pid 6053] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(4, [pid 6059] <... chdir resumed>) = 0 [pid 6058] <... openat resumed>) = 5 [pid 6056] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] <... futex resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(4, [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] <... openat resumed>) = 5 [pid 6053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] <... prctl resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6058] <... futex resumed>) = 0 [pid 6059] setpgid(0, 0 [pid 6058] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] close(4 [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6053] <... futex resumed>) = 0 [pid 6059] <... setpgid resumed>) = 0 [pid 6058] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6053] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... close resumed>) = 0 [pid 6058] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6058] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] rmdir("./18/file0" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... rmdir resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [pid 6053] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] close(3 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6059] <... openat resumed>) = 3 [pid 6056] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... close resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5846] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6059] write(3, "1000", 4 [pid 6056] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6053] close(4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6054] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 89.618771][ T30] audit: type=1800 audit(1752057479.838:88): pid=6058 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048687 res=0 errno=0 [pid 6054] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] <... write resumed>) = 4 [pid 6056] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6053] <... close resumed>) = 0 [pid 5848] getdents64(3, [pid 5846] unlink("./18/binderfs" [pid 6059] close(3 [pid 6056] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6053] close(5 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... unlink resumed>) = 0 [pid 6056] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... close resumed>) = 0 [pid 6059] <... close resumed>) = 0 [pid 6056] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6053] close(6 [pid 5846] getdents64(3, executing program [pid 6059] symlink("/dev/binderfs", "./binderfs" [pid 6056] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] close(3) = 0 [pid 6054] close(4) = 0 [pid 6059] <... symlink resumed>) = 0 [pid 6053] close(7 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6059] write(1, "executing program\n", 18 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 6059] <... write resumed>) = 18 [pid 6053] close(8 [pid 5846] <... close resumed>) = 0 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./18" [pid 6059] <... futex resumed>) = 0 [pid 6053] close(9 [pid 6054] close(5) = 0 [pid 6054] close(6) = -1 EBADF (Bad file descriptor) [pid 6054] close(7 [pid 5846] <... rmdir resumed>) = 0 [pid 6059] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] mkdir("./19", 0777 [pid 6053] close(10 [pid 6059] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6053] close(11 [pid 5846] <... mkdir resumed>) = 0 [pid 6059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6059] <... mmap resumed>) = 0x7f14d9008000 [pid 6053] close(12 [pid 6054] close(8 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 3 [pid 6053] close(13 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... ioctl resumed>) = 0 [pid 6053] close(14 [pid 5846] close(3 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6053] close(15 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] close(9) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6060 attached [pid 6054] close(10 [pid 6053] close(16 [pid 6054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] close(11 [pid 6053] close(17 [pid 6054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] close(12 [pid 6053] close(18 [pid 6054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] close(13) = -1 EBADF (Bad file descriptor) [pid 6054] close(14) = -1 EBADF (Bad file descriptor) [pid 6054] close(15) = -1 EBADF (Bad file descriptor) [pid 6054] close(16) = -1 EBADF (Bad file descriptor) [pid 6054] close(17) = -1 EBADF (Bad file descriptor) [pid 6054] close(18) = -1 EBADF (Bad file descriptor) [pid 6054] close(19) = -1 EBADF (Bad file descriptor) [pid 6054] close(20) = -1 EBADF (Bad file descriptor) [pid 6054] close(21) = -1 EBADF (Bad file descriptor) [pid 6054] close(22) = -1 EBADF (Bad file descriptor) [pid 6054] close(23) = -1 EBADF (Bad file descriptor) [pid 6054] close(24) = -1 EBADF (Bad file descriptor) [pid 6054] close(25) = -1 EBADF (Bad file descriptor) [pid 6054] close(26) = -1 EBADF (Bad file descriptor) [pid 6054] close(27) = -1 EBADF (Bad file descriptor) [pid 6054] close(28) = -1 EBADF (Bad file descriptor) [pid 6054] close(29) = -1 EBADF (Bad file descriptor) [pid 6054] exit_group(0) = ? [pid 6060] set_robust_list(0x55555b6506a0, 24 [pid 6059] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6056] <... futex resumed>) = ? [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] <... set_robust_list resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 43 [pid 6060] chdir("./19" [pid 6059] <... mprotect resumed>) = 0 [pid 6056] +++ exited with 0 +++ [pid 6054] +++ exited with 0 +++ [pid 6053] close(19) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6060] <... chdir resumed>) = 0 [pid 6059] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6053] close(20) = -1 EBADF (Bad file descriptor) [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6059] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6053] close(21 [pid 5848] <... umount2 resumed>) = 0 [pid 6060] <... prctl resumed>) = 0 [pid 6059] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6061 attached [pid 6060] setpgid(0, 0 [pid 6053] close(22 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6061] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6060] <... setpgid resumed>) = 0 [pid 6059] <... clone3 resumed> => {parent_tid=[40]}, 88) = 40 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./16/file0", [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6059] rt_sigprocmask(SIG_SETMASK, [], [pid 6053] close(23 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6061] <... rseq resumed>) = 0 [pid 6060] <... openat resumed>) = 3 [pid 6059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] write(3, "1000", 4 [pid 6059] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] close(24 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6061] set_robust_list(0x7f14d90289a0, 24 [pid 6060] <... write resumed>) = 4 [pid 6059] <... futex resumed>) = 0 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 89.709107][ T30] audit: type=1800 audit(1752057479.868:89): pid=6056 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048688 res=0 errno=0 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6053] close(25executing program [pid 6061] <... set_robust_list resumed>) = 0 [pid 6060] close(3 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 5847] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6060] <... close resumed>) = 0 [pid 6053] close(26 [pid 5848] newfstatat(4, "", [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6060] symlink("/dev/binderfs", "./binderfs" [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6061] memfd_create("syzkaller", 0 [pid 5848] getdents64(4, [pid 5847] newfstatat(3, "", [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6061] <... memfd_create resumed>) = 3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6053] close(27 [pid 5848] getdents64(4, [pid 6061] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6061] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] close(4 [pid 5847] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6061] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... close resumed>) = 0 [pid 6060] <... symlink resumed>) = 0 [pid 5848] rmdir("./16/file0" [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 6053] close(28 [pid 5848] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./16/binderfs", [pid 6053] close(29 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./16/binderfs" [pid 6053] exit_group(0 [pid 5848] <... unlink resumed>) = 0 [pid 6058] <... futex resumed>) = ? [pid 6053] <... exit_group resumed>) = ? [pid 5848] getdents64(3, [pid 6058] +++ exited with 0 +++ [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./16") = 0 [pid 5848] mkdir("./17", 0777) = 0 [pid 6060] write(1, "executing program\n", 18) = 18 [pid 6053] +++ exited with 0 +++ [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6060] <... futex resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6060] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... openat resumed>) = 3 [pid 6061] <... write resumed>) = 131072 [pid 5847] <... umount2 resumed>) = 0 [pid 6061] munmap(0x7f14d0c00000, 138412032 [pid 5847] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./18/file0", [pid 6061] <... munmap resumed>) = 0 [pid 6060] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6061] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6060] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... ioctl resumed>) = 0 [pid 5847] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6061] <... openat resumed>) = 4 [pid 6060] <... mprotect resumed>) = 0 [pid 5848] close(3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6061] ioctl(4, LOOP_SET_FD, 3 [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] newfstatat(3, "", [pid 5847] <... openat resumed>) = 4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6061] <... ioctl resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 5850] getdents64(3, [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6061] close(3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6061] <... close resumed>) = 0 [pid 5850] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6061] close(4 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6061] <... close resumed>) = 0 [pid 6060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] getdents64(4, [pid 6061] mkdir("./file0", 0777) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6061] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6060] <... clone3 resumed> => {parent_tid=[44]}, 88) = 44 [pid 5847] close(4./strace-static-x86_64: Process 6063 attached executing program ./strace-static-x86_64: Process 6062 attached [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 37 [pid 5847] <... close resumed>) = 0 [pid 6063] set_robust_list(0x55555b6506a0, 24 [pid 6062] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6063] <... set_robust_list resumed>) = 0 [pid 6062] <... rseq resumed>) = 0 [pid 6063] chdir("./17" [pid 6062] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6062] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] <... chdir resumed>) = 0 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6063] setpgid(0, 0) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6063] write(3, "1000", 4) = 4 [pid 6063] close(3) = 0 [pid 6063] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6063] write(1, "executing program\n", 18) = 18 [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6063] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [ 89.835847][ T6061] loop3: detected capacity change from 0 to 256 [ 89.863998][ T6061] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6063] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] rmdir("./18/file0" [pid 6063] <... mprotect resumed>) = 0 [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6064 attached => {parent_tid=[38]}, 88) = 38 [pid 6063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6063] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6064] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6064] <... rseq resumed>) = 0 [pid 6064] set_robust_list(0x7f14d90289a0, 24 [pid 6060] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... rmdir resumed>) = 0 [pid 6064] <... set_robust_list resumed>) = 0 [pid 5847] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] <... futex resumed>) = 1 [pid 6062] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] newfstatat(AT_FDCWD, "./17/file0", [pid 5847] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6062] memfd_create("syzkaller", 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6062] <... memfd_create resumed>) = 3 [pid 6062] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6064] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] unlink("./18/binderfs" [pid 6064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] memfd_create("syzkaller", 0 [pid 6062] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... unlink resumed>) = 0 [pid 6064] <... memfd_create resumed>) = 3 [pid 6064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] getdents64(3, [pid 5850] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6064] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] <... openat resumed>) = 4 [pid 5847] close(3 [pid 5850] newfstatat(4, "", [pid 5847] <... close resumed>) = 0 [pid 6064] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] rmdir("./18" [pid 6062] <... write resumed>) = 131072 [pid 5850] getdents64(4, [pid 5847] <... rmdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] mkdir("./19", 0777) = 0 [ 89.881911][ T6061] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6062] munmap(0x7f14d0c00000, 138412032 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6064] <... write resumed>) = 131072 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5850] close(4 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] close(3 [pid 6064] munmap(0x7f14d0c00000, 138412032 [pid 5850] rmdir("./17/file0" [pid 6064] <... munmap resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6064] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6062] <... munmap resumed>) = 0 [pid 6064] ioctl(4, LOOP_SET_FD, 3 [pid 6062] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6061] <... mount resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6061] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6062] <... openat resumed>) = 4 [pid 6062] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 6065 attached ) = 0 [pid 6061] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6065] set_robust_list(0x55555b6506a0, 24 [pid 6061] chdir("./file0" [pid 5850] newfstatat(AT_FDCWD, "./17/binderfs", [pid 6061] <... chdir resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6064] <... ioctl resumed>) = 0 [pid 6064] close(3) = 0 [pid 6064] close(4) = 0 [pid 6064] mkdir("./file0", 0777) = 0 [ 89.906611][ T6061] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 89.929382][ T6064] loop1: detected capacity change from 0 to 256 [ 89.937789][ T6062] loop2: detected capacity change from 0 to 256 [pid 6064] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6065] <... set_robust_list resumed>) = 0 [pid 6061] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] unlink("./17/binderfs" [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 43 [pid 5850] <... unlink resumed>) = 0 [pid 6061] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] getdents64(3, [pid 6065] chdir("./19" [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6062] close(3) = 0 [pid 6062] close(4) = 0 [pid 6062] mkdir("./file0", 0777) = 0 [pid 6062] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6065] <... chdir resumed>) = 0 [pid 6061] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 6061] <... futex resumed>) = 1 [pid 5850] <... close resumed>) = 0 [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6061] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] rmdir("./17" [pid 6059] <... futex resumed>) = 0 [pid 6065] <... prctl resumed>) = 0 [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 6065] setpgid(0, 0 [pid 6061] openat(AT_FDCWD, ".", O_RDONLY [pid 6059] <... futex resumed>) = 0 [pid 5850] mkdir("./18", 0777 [pid 6061] <... openat resumed>) = 4 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... setpgid resumed>) = 0 [pid 6061] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... mkdir resumed>) = 0 [pid 6061] <... futex resumed>) = 1 [pid 6059] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6059] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 6059] <... futex resumed>) = 0 [pid 6065] <... openat resumed>) = 3 [pid 6061] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6065] write(3, "1000", 4 [pid 5850] <... ioctl resumed>) = 0 [ 89.951415][ T6064] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 89.969210][ T6062] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 89.984977][ T6064] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6065] <... write resumed>) = 4 [pid 5850] close(3 [pid 6065] close(3 [pid 5850] <... close resumed>) = 0 [pid 6065] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6066 attached [pid 6065] symlink("/dev/binderfs", "./binderfs" [pid 6061] <... ioctl resumed>) = 0 [pid 6065] <... symlink resumed>) = 0 [pid 6061] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 39 [pid 6061] <... futex resumed>) = 1 [pid 6059] <... futex resumed>) = 0 [pid 6061] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6059] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 6066] set_robust_list(0x55555b6506a0, 24 [pid 6065] write(1, "executing program\n", 18 [pid 6061] <... openat resumed>) = 5 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... write resumed>) = 18 [ 90.001967][ T6062] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 90.026716][ T6064] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6061] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... set_robust_list resumed>) = 0 [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = 1 [pid 6059] <... futex resumed>) = 0 [pid 6059] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6059] <... futex resumed>) = 0 [pid 6059] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] chdir("./18") = 0 [pid 6065] <... futex resumed>) = 0 [pid 6061] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6065] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6061] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6061] <... futex resumed>) = 1 [pid 6065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6059] <... futex resumed>) = 0 [pid 6061] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6059] close(3 [pid 6065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6059] <... close resumed>) = 0 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] <... mmap resumed>) = 0x7f14d9008000 [pid 6059] close(4 [pid 6066] <... prctl resumed>) = 0 [pid 6059] <... close resumed>) = 0 [pid 6066] setpgid(0, 0 [pid 6065] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6059] close(5 [pid 6066] <... setpgid resumed>) = 0 [pid 6065] <... mprotect resumed>) = 0 [pid 6059] <... close resumed>) = 0 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6059] close(6) = -1 EBADF (Bad file descriptor) [pid 6066] <... openat resumed>) = 3 [pid 6065] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6059] close(7) = -1 EBADF (Bad file descriptor) [pid 6066] write(3, "1000", 4 [pid 6064] <... mount resumed>) = 0 [pid 6066] <... write resumed>) = 4 [pid 6064] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6066] close(3 [pid 6064] <... openat resumed>) = 3 [pid 6066] <... close resumed>) = 0 [pid 6064] chdir("./file0" [pid 6066] symlink("/dev/binderfs", "./binderfs" [pid 6064] <... chdir resumed>) = 0 [pid 6066] <... symlink resumed>) = 0 [pid 6064] openat(AT_FDCWD, "/dev/loop1", O_RDWRexecuting program [pid 6066] write(1, "executing program\n", 18 [pid 6064] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6066] <... write resumed>) = 18 [pid 6064] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = 1 [pid 6066] <... futex resumed>) = 0 [pid 6064] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6063] <... futex resumed>) = 0 [pid 6066] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6063] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6064] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = 1 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6064] openat(AT_FDCWD, ".", O_RDONLY [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] close(8 [pid 6066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6064] <... openat resumed>) = 4 [pid 6066] <... mmap resumed>) = 0x7f14d9008000 [pid 6064] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6064] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6066] <... mprotect resumed>) = 0 [pid 6064] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] close(9./strace-static-x86_64: Process 6067 attached [pid 6066] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6065] <... clone3 resumed> => {parent_tid=[44]}, 88) = 44 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] <... futex resumed>) = 0 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6067] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6066] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6065] rt_sigprocmask(SIG_SETMASK, [], [pid 6064] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] close(10 [pid 6067] <... rseq resumed>) = 0 [pid 6066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6068 attached [pid 6067] set_robust_list(0x7f14d90289a0, 24 [pid 6065] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... mount resumed>) = 0 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6066] <... clone3 resumed> => {parent_tid=[40]}, 88) = 40 [pid 6065] <... futex resumed>) = 0 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6059] close(11 [pid 6068] <... rseq resumed>) = 0 [pid 6067] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6064] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] set_robust_list(0x7f14d90289a0, 24 [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] <... futex resumed>) = 0 [pid 6062] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] <... set_robust_list resumed>) = 0 [pid 6067] memfd_create("syzkaller", 0 [pid 6066] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [ 90.046183][ T30] audit: type=1800 audit(1752057480.268:90): pid=6061 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048689 res=0 errno=0 [ 90.080873][ T6062] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] close(12 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6067] <... memfd_create resumed>) = 3 [pid 6066] <... futex resumed>) = 0 [pid 6064] <... openat resumed>) = 5 [pid 6062] <... openat resumed>) = 3 [pid 6067] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6064] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... mmap resumed>) = 0x7f14d0c00000 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6062] chdir("./file0" [pid 6067] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6064] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... chdir resumed>) = 0 [pid 6063] <... futex resumed>) = 0 [pid 6063] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6062] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6064] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6062] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6064] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 1 [pid 6064] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] close(3 [pid 6062] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] <... write resumed>) = 131072 [pid 6063] <... close resumed>) = 0 [pid 6063] close(4) = 0 [pid 6063] close(5) = 0 [pid 6063] close(6) = -1 EBADF (Bad file descriptor) [pid 6063] close(7) = -1 EBADF (Bad file descriptor) [pid 6063] close(8) = -1 EBADF (Bad file descriptor) [pid 6063] close(9) = -1 EBADF (Bad file descriptor) [pid 6063] close(10) = -1 EBADF (Bad file descriptor) [pid 6063] close(11) = -1 EBADF (Bad file descriptor) [pid 6063] close(12) = -1 EBADF (Bad file descriptor) [pid 6063] close(13) = -1 EBADF (Bad file descriptor) [pid 6063] close(14) = -1 EBADF (Bad file descriptor) [pid 6067] munmap(0x7f14d0c00000, 138412032 [pid 6063] close(15) = -1 EBADF (Bad file descriptor) [pid 6063] close(16) = -1 EBADF (Bad file descriptor) [pid 6063] close(17 [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] <... futex resumed>) = 0 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6063] close(18) = -1 EBADF (Bad file descriptor) [pid 6063] close(19) = -1 EBADF (Bad file descriptor) [pid 6063] close(20) = -1 EBADF (Bad file descriptor) [pid 6063] close(21) = -1 EBADF (Bad file descriptor) [pid 6063] close(22) = -1 EBADF (Bad file descriptor) [pid 6063] close(23) = -1 EBADF (Bad file descriptor) [pid 6063] close(24) = -1 EBADF (Bad file descriptor) [pid 6063] close(25) = -1 EBADF (Bad file descriptor) [pid 6063] close(26) = -1 EBADF (Bad file descriptor) [pid 6063] close(27) = -1 EBADF (Bad file descriptor) [pid 6063] close(28) = -1 EBADF (Bad file descriptor) [pid 6063] close(29) = -1 EBADF (Bad file descriptor) [pid 6063] exit_group(0 [pid 6064] <... futex resumed>) = ? [pid 6063] <... exit_group resumed>) = ? [pid 6064] +++ exited with 0 +++ [pid 6063] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6067] <... munmap resumed>) = 0 [pid 6068] memfd_create("syzkaller", 0 [pid 6060] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] close(13 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6068] <... memfd_create resumed>) = 3 [pid 6067] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 1 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6067] <... openat resumed>) = 4 [pid 6062] openat(AT_FDCWD, ".", O_RDONLY [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] close(14 [ 90.124219][ T30] audit: type=1800 audit(1752057480.338:91): pid=6064 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048690 res=0 errno=0 [pid 6068] <... mmap resumed>) = 0x7f14d0c00000 [pid 6067] ioctl(4, LOOP_SET_FD, 3 [pid 6062] <... openat resumed>) = 4 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6062] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6062] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] <... futex resumed>) = 0 [pid 6059] close(15 [pid 6060] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] close(16 [pid 6062] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] close(17 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] close(18) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", [pid 6062] <... ioctl resumed>) = 0 [pid 6059] close(19) = -1 EBADF (Bad file descriptor) [pid 6059] close(20 [pid 6062] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6060] <... futex resumed>) = 0 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6060] <... futex resumed>) = 0 [pid 6059] close(21 [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... openat resumed>) = 5 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] <... write resumed>) = 131072 [pid 6059] close(22 [pid 6068] munmap(0x7f14d0c00000, 138412032 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 6062] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6068] <... munmap resumed>) = 0 [pid 6059] close(23 [pid 6062] <... futex resumed>) = 1 [pid 6060] <... futex resumed>) = 0 [pid 5848] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6068] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6067] <... ioctl resumed>) = 0 [pid 6062] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6060] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6062] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6060] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6062] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] close(3) = 0 [pid 5848] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] close(4) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6060] close(5 [pid 5848] newfstatat(AT_FDCWD, "./17/file0", [pid 6060] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6060] close(6) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6060] close(7) = -1 EBADF (Bad file descriptor) [pid 6060] close(8 [pid 6059] close(24 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(9 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(10 [pid 6059] close(25 [pid 5848] <... openat resumed>) = 4 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(11 [pid 5848] newfstatat(4, "", [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(12 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(13) = -1 EBADF (Bad file descriptor) [pid 6059] close(26 [pid 5848] getdents64(4, [pid 6060] close(14 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(15 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] <... openat resumed>) = 4 [pid 6060] close(16 [pid 6059] close(27 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(4, [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(17 [pid 6059] close(28 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(18 [pid 6059] close(29 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6067] close(3 [pid 6059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(19 [pid 6067] <... close resumed>) = 0 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6067] close(4 [pid 6060] close(20 [pid 6067] <... close resumed>) = 0 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6068] ioctl(4, LOOP_SET_FD, 3 [pid 6060] close(21 [pid 5848] close(4 [pid 6059] exit_group(0 [pid 5848] <... close resumed>) = 0 [pid 5848] rmdir("./17/file0") = 0 [pid 5848] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./17/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./17") = 0 [pid 5848] mkdir("./18", 0777 [pid 6068] <... ioctl resumed>) = 0 [pid 6067] mkdir("./file0", 0777 [pid 6061] <... futex resumed>) = ? [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6059] <... exit_group resumed>) = ? [pid 6068] close(3 [pid 6067] <... mkdir resumed>) = 0 [pid 6061] +++ exited with 0 +++ [pid 6060] close(22 [pid 6059] +++ exited with 0 +++ [pid 5848] <... mkdir resumed>) = 0 [pid 6068] <... close resumed>) = 0 [pid 6067] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6068] close(4 [pid 6060] close(23 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6068] <... close resumed>) = 0 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 90.168748][ T6067] loop0: detected capacity change from 0 to 256 [ 90.182435][ T30] audit: type=1800 audit(1752057480.398:92): pid=6062 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048691 res=0 errno=0 [ 90.209405][ T6068] loop4: detected capacity change from 0 to 256 [pid 5849] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6068] mkdir("./file0", 0777 [pid 6060] close(24 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6068] <... mkdir resumed>) = 0 [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6060] close(25) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6060] close(26 [pid 5849] getdents64(3, [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6060] close(27 [pid 5849] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] close(28) = -1 EBADF (Bad file descriptor) [pid 6060] close(29 [pid 6068] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6060] exit_group(0 [pid 6062] <... futex resumed>) = ? [pid 6060] <... exit_group resumed>) = ? [pid 6062] +++ exited with 0 +++ [pid 6060] +++ exited with 0 +++ [pid 5848] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] <... ioctl resumed>) = 0 [pid 5848] close(3 [pid 5849] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5846] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 90.250256][ T6067] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 90.278122][ T6068] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 90.290024][ T6067] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5849] newfstatat(AT_FDCWD, "./17/file0", ./strace-static-x86_64: Process 6069 attached {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6069] set_robust_list(0x55555b6506a0, 24 [pid 5849] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 39 [pid 5846] <... openat resumed>) = 3 [pid 6069] <... set_robust_list resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(3, "", [pid 5849] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6069] chdir("./18") = 0 [pid 5849] <... openat resumed>) = 4 [pid 5846] getdents64(3, [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] newfstatat(4, "", [pid 6069] <... prctl resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6069] setpgid(0, 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... setpgid resumed>) = 0 [pid 5849] getdents64(4, [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6069] <... openat resumed>) = 3 [pid 5849] getdents64(4, [pid 6069] write(3, "1000", 4 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6069] <... write resumed>) = 4 [pid 5849] close(4 [pid 5846] <... umount2 resumed>) = 0 [pid 6069] close(3 [pid 5849] <... close resumed>) = 0 [pid 5846] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... close resumed>) = 0 [pid 5849] rmdir("./17/file0" [pid 6069] symlink("/dev/binderfs", "./binderfs" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... rmdir resumed>) = 0 [pid 6069] <... symlink resumed>) = 0 [pid 5849] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(AT_FDCWD, "./19/file0", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6069] write(1, "executing program\n", 18 [pid 5849] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6069] <... write resumed>) = 18 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... futex resumed>) = 0 [pid 5849] unlink("./17/binderfs" [pid 6069] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] getdents64(3, [pid 6069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] close(3 [pid 5846] newfstatat(4, "", [pid 6069] <... mmap resumed>) = 0x7f14d9008000 [pid 6069] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] rmdir("./17" [pid 6069] <... mprotect resumed>) = 0 [pid 5846] getdents64(4, [pid 5849] <... rmdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6069] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] mkdir("./18", 0777 [pid 5846] getdents64(4, [pid 6069] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] close(4./strace-static-x86_64: Process 6070 attached [pid 5849] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 6070] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6069] <... clone3 resumed> => {parent_tid=[40]}, 88) = 40 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5846] rmdir("./19/file0" [pid 6070] <... rseq resumed>) = 0 [pid 6069] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... ioctl resumed>) = 0 [pid 6070] set_robust_list(0x7f14d90289a0, 24 [pid 6069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] close(3 [pid 5846] <... rmdir resumed>) = 0 [pid 6070] <... set_robust_list resumed>) = 0 [pid 6069] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], [pid 6069] <... futex resumed>) = 0 [pid 5846] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6070] memfd_create("syzkaller", 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6070] <... memfd_create resumed>) = 3 [pid 5846] unlink("./19/binderfs") = 0 ./strace-static-x86_64: Process 6071 attached [pid 6070] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5846] getdents64(3, [pid 6070] <... mmap resumed>) = 0x7f14d0c00000 [pid 6071] set_robust_list(0x55555b6506a0, 24 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3 [pid 6071] <... set_robust_list resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6071] chdir("./18") = 0 [pid 6070] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 41 [pid 5846] rmdir("./19" [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6071] setpgid(0, 0) = 0 [ 90.299159][ T6068] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] <... write resumed>) = 131072 [pid 5846] <... rmdir resumed>) = 0 [pid 6071] <... openat resumed>) = 3 [pid 6071] write(3, "1000", 4 [pid 6070] munmap(0x7f14d0c00000, 138412032 [pid 6068] <... mount resumed>) = 0 [pid 5846] mkdir("./20", 0777 [pid 6070] <... munmap resumed>) = 0 [pid 6068] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5846] <... mkdir resumed>) = 0 [pid 6070] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6068] <... openat resumed>) = 3 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6070] <... openat resumed>) = 4 [pid 5846] <... openat resumed>) = 3 [pid 6070] ioctl(4, LOOP_SET_FD, 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6071] <... write resumed>) = 4 [pid 6071] close(3 [pid 6068] chdir("./file0" [pid 6071] <... close resumed>) = 0 executing program [pid 6068] <... chdir resumed>) = 0 [pid 6071] symlink("/dev/binderfs", "./binderfs" [pid 6068] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6071] <... symlink resumed>) = 0 [pid 6068] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6071] write(1, "executing program\n", 18 [pid 6068] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... ioctl resumed>) = 0 [pid 6071] <... write resumed>) = 18 [pid 6068] <... futex resumed>) = 1 [pid 6066] <... futex resumed>) = 0 [pid 5846] close(3 [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6071] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6068] openat(AT_FDCWD, ".", O_RDONLY [pid 6071] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6068] <... openat resumed>) = 4 [pid 6071] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6066] <... futex resumed>) = 0 [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6068] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6068] <... futex resumed>) = 0 [pid 6071] <... mmap resumed>) = 0x7f14d9008000 [pid 6068] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6071] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6072 attached => {parent_tid=[42]}, 88) = 42 [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6071] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] <... close resumed>) = 0 [pid 6072] <... rseq resumed>) = 0 [pid 6071] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... mount resumed>) = 0 [pid 6066] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] set_robust_list(0x7f14d90289a0, 24 [pid 6071] <... futex resumed>) = 0 [pid 6072] <... set_robust_list resumed>) = 0 [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6067] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6072] memfd_create("syzkaller", 0 [pid 6070] <... ioctl resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6067] <... openat resumed>) = 3 [pid 6066] <... futex resumed>) = 1 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6072] <... memfd_create resumed>) = 3 [pid 6070] close(3 [pid 6068] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6067] chdir("./file0" [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6070] <... close resumed>) = 0 [pid 6068] <... ioctl resumed>) = 0 [pid 6067] <... chdir resumed>) = 0 [pid 6072] <... mmap resumed>) = 0x7f14d0c00000 [pid 6070] close(4 [pid 6068] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 6073 attached [pid 6072] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6070] <... close resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6066] <... futex resumed>) = 0 [pid 6073] set_robust_list(0x55555b6506a0, 24 [pid 6070] mkdir("./file0", 0777 [pid 6068] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6066] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 45 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 90.365389][ T6068] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 90.377780][ T6067] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 90.383497][ T6070] loop1: detected capacity change from 0 to 256 [pid 6067] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6070] <... mkdir resumed>) = 0 [pid 6068] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6067] <... futex resumed>) = 1 [pid 6066] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = 0 [pid 6073] chdir("./20" [pid 6070] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6068] <... openat resumed>) = 5 [pid 6072] <... write resumed>) = 131072 [pid 6072] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6072] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6068] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... chdir resumed>) = 0 [pid 6072] <... openat resumed>) = 4 [pid 6068] <... futex resumed>) = 0 [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] ioctl(4, LOOP_SET_FD, 3 [pid 6068] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] <... futex resumed>) = 0 [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] <... prctl resumed>) = 0 [pid 6067] openat(AT_FDCWD, ".", O_RDONLY [pid 6073] setpgid(0, 0 [pid 6067] <... openat resumed>) = 4 [pid 6066] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6073] <... setpgid resumed>) = 0 [pid 6066] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6068] <... futex resumed>) = 0 [pid 6067] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6067] <... futex resumed>) = 1 [pid 6065] <... futex resumed>) = 0 [pid 6068] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6067] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6065] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... ioctl resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6067] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = 0 [pid 6068] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] <... futex resumed>) = 0 [pid 6067] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6065] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = 1 [pid 6067] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... openat resumed>) = 5 [pid 6067] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6065] <... futex resumed>) = 0 [pid 6067] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6065] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6065] <... futex resumed>) = 0 [pid 6067] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6067] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] close(3) = 0 [pid 6065] close(4) = 0 [pid 6065] close(5) = 0 [pid 6065] close(6) = -1 EBADF (Bad file descriptor) [ 90.418152][ T30] audit: type=1800 audit(1752057480.638:93): pid=6068 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048692 res=0 errno=0 [ 90.443940][ T6072] loop3: detected capacity change from 0 to 256 [ 90.454875][ T6070] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6065] close(7 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6072] <... ioctl resumed>) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] close(3 [pid 6072] close(3 [pid 6065] close(8 [pid 6073] <... openat resumed>) = 3 [pid 6072] <... close resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] <... close resumed>) = 0 [pid 6072] close(4 [pid 6065] close(9 [pid 6072] <... close resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6072] mkdir("./file0", 0777 [pid 6065] close(10 [pid 6072] <... mkdir resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6072] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6065] close(11 [pid 6066] close(4 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] close(12) = -1 EBADF (Bad file descriptor) [pid 6065] close(13) = -1 EBADF (Bad file descriptor) [pid 6066] <... close resumed>) = 0 [pid 6065] close(14 [pid 6073] write(3, "1000", 4 [pid 6066] close(5 [pid 6073] <... write resumed>) = 4 [pid 6066] <... close resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] close(6 [pid 6073] close(3 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] <... close resumed>) = 0 [pid 6066] close(7 [pid 6065] close(15 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] close(16) = -1 EBADF (Bad file descriptor) [pid 6073] symlink("/dev/binderfs", "./binderfs" [pid 6066] close(8 [pid 6065] close(17 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] <... symlink resumed>) = 0 [pid 6066] close(9 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] close(18) = -1 EBADF (Bad file descriptor) [pid 6065] close(19) = -1 EBADF (Bad file descriptor) [pid 6065] close(20) = -1 EBADF (Bad file descriptor) [pid 6065] close(21) = -1 EBADF (Bad file descriptor) [pid 6065] close(22) = -1 EBADF (Bad file descriptor) [pid 6065] close(23) = -1 EBADF (Bad file descriptor) [pid 6065] close(24) = -1 EBADF (Bad file descriptor) [pid 6065] close(25) = -1 EBADF (Bad file descriptor) [pid 6065] close(26) = -1 EBADF (Bad file descriptor) [pid 6065] close(27) = -1 EBADF (Bad file descriptor) [pid 6065] close(28) = -1 EBADF (Bad file descriptor) [pid 6065] close(29) = -1 EBADF (Bad file descriptor) executing program [pid 6065] exit_group(0 [pid 6073] write(1, "executing program\n", 18 [pid 6067] <... futex resumed>) = ? [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] <... exit_group resumed>) = ? [pid 6073] <... write resumed>) = 18 [pid 6067] +++ exited with 0 +++ [pid 6066] close(10 [pid 6065] +++ exited with 0 +++ [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] close(11 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 90.469562][ T6072] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 90.497589][ T30] audit: type=1800 audit(1752057480.678:94): pid=6067 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048693 res=0 errno=0 [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] close(12 [pid 5847] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6073] <... futex resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6066] close(13 [pid 5847] <... umount2 resumed>) = 0 [pid 6073] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6066] close(14 [pid 5847] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./19/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./19/file0") = 0 [pid 5847] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./19/binderfs") = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./19" [pid 6073] <... mmap resumed>) = 0x7f14d9008000 [pid 6073] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6066] close(15 [pid 5847] <... rmdir resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] mkdir("./20", 0777 [pid 6066] close(16 [pid 5847] <... mkdir resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6066] close(17 [pid 5847] <... openat resumed>) = 3 [pid 6073] <... mprotect resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6073] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6066] close(18 [pid 5847] <... ioctl resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 6066] close(19 [pid 6073] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6066] close(20 [pid 6073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 6066] close(21 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6075 attached ./strace-static-x86_64: Process 6074 attached [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6074] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6073] <... clone3 resumed> => {parent_tid=[46]}, 88) = 46 [pid 6075] set_robust_list(0x55555b6506a0, 24 [pid 6074] <... rseq resumed>) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] close(22 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 45 [pid 6074] set_robust_list(0x7f14d90289a0, 24 [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... set_robust_list resumed>) = 0 [pid 6074] <... set_robust_list resumed>) = 0 [pid 6073] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] chdir("./20" [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 6073] <... futex resumed>) = 0 [pid 6066] close(23 [pid 6075] <... chdir resumed>) = 0 [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6074] memfd_create("syzkaller", 0 [pid 6066] close(24 [pid 6075] <... prctl resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] setpgid(0, 0 [pid 6066] close(25 [pid 6075] <... setpgid resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6066] close(26 [pid 6075] <... openat resumed>) = 3 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] write(3, "1000", 4 [pid 6066] close(27 [pid 6075] <... write resumed>) = 4 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] close(3 [pid 6074] <... memfd_create resumed>) = 3 [pid 6066] close(28 [pid 6075] <... close resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 90.513123][ T6070] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 90.519326][ T6072] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6075] symlink("/dev/binderfs", "./binderfs" [pid 6074] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6066] close(29 [pid 6075] <... symlink resumed>) = 0 [pid 6066] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6075] write(1, "executing program\n", 18 [pid 6074] <... mmap resumed>) = 0x7f14d0c00000 [pid 6066] exit_group(0 [pid 6075] <... write resumed>) = 18 [pid 6068] <... futex resumed>) = ? [pid 6066] <... exit_group resumed>) = ? [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6068] +++ exited with 0 +++ [pid 6066] +++ exited with 0 +++ [pid 6075] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6075] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6074] <... write resumed>) = 131072 [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6075] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[46]}, 88) = 46 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6075] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6072] <... mount resumed>) = 0 [pid 6072] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 6076 attached [pid 6074] munmap(0x7f14d0c00000, 138412032 [pid 6072] chdir("./file0" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6072] <... chdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6072] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6076] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6074] <... munmap resumed>) = 0 [pid 6072] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... openat resumed>) = 3 [pid 6076] <... rseq resumed>) = 0 [pid 6074] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6072] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", [pid 6072] <... futex resumed>) = 1 [pid 6071] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6074] <... openat resumed>) = 4 [pid 6072] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6076] set_robust_list(0x7f14d90289a0, 24 [pid 6074] ioctl(4, LOOP_SET_FD, 3 [pid 6072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6071] <... futex resumed>) = 0 [pid 6076] <... set_robust_list resumed>) = 0 [ 90.571411][ T6072] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 90.599592][ T6070] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6072] openat(AT_FDCWD, ".", O_RDONLY [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] <... openat resumed>) = 4 [pid 6072] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... futex resumed>) = 0 [pid 6072] <... futex resumed>) = 1 [pid 6071] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6071] <... futex resumed>) = 0 [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] <... ioctl resumed>) = 0 [pid 6072] <... ioctl resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] close(3 [pid 5850] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] memfd_create("syzkaller", 0 [pid 6074] <... close resumed>) = 0 [pid 6072] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... memfd_create resumed>) = 3 [pid 6074] close(4 [pid 6072] <... futex resumed>) = 1 [pid 6071] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 6076] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6074] <... close resumed>) = 0 [pid 6072] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6071] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... mmap resumed>) = 0x7f14d0c00000 [pid 6074] mkdir("./file0", 0777 [pid 6072] <... openat resumed>) = 5 [pid 6071] <... futex resumed>) = 0 [pid 6070] <... mount resumed>) = 0 [pid 5850] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6072] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... mkdir resumed>) = 0 [pid 6072] <... futex resumed>) = 1 [pid 6071] <... futex resumed>) = 0 [pid 6070] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6076] <... write resumed>) = 131072 [pid 6074] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6072] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6070] <... openat resumed>) = 3 [pid 6071] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6070] chdir("./file0" [pid 5850] newfstatat(AT_FDCWD, "./18/file0", [pid 6072] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6072] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6071] <... futex resumed>) = 0 [pid 6071] close(3) = 0 [pid 6071] close(4) = 0 [pid 6071] close(5) = 0 [pid 6072] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] close(6) = -1 EBADF (Bad file descriptor) [pid 6071] close(7) = -1 EBADF (Bad file descriptor) [pid 6071] close(8) = -1 EBADF (Bad file descriptor) [pid 6070] <... chdir resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6076] munmap(0x7f14d0c00000, 138412032 [pid 6071] close(9 [pid 6070] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6070] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6070] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6071] close(10 [pid 6076] <... munmap resumed>) = 0 [pid 6071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 4 [pid 6071] close(11 [pid 5850] newfstatat(4, "", [pid 6071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6076] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6070] <... futex resumed>) = 1 [pid 6069] <... futex resumed>) = 0 [pid 6071] close(12) = -1 EBADF (Bad file descriptor) [pid 6071] close(13) = -1 EBADF (Bad file descriptor) [pid 6071] close(14) = -1 EBADF (Bad file descriptor) [pid 6071] close(15) = -1 EBADF (Bad file descriptor) [pid 6071] close(16) = -1 EBADF (Bad file descriptor) [pid 6071] close(17) = -1 EBADF (Bad file descriptor) [pid 6071] close(18) = -1 EBADF (Bad file descriptor) [pid 6071] close(19) = -1 EBADF (Bad file descriptor) [ 90.628606][ T6074] loop2: detected capacity change from 0 to 256 [ 90.659444][ T6074] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6071] close(20) = -1 EBADF (Bad file descriptor) [pid 6071] close(21) = -1 EBADF (Bad file descriptor) [pid 6071] close(22) = -1 EBADF (Bad file descriptor) [pid 6071] close(23) = -1 EBADF (Bad file descriptor) [pid 6071] close(24) = -1 EBADF (Bad file descriptor) [pid 6071] close(25) = -1 EBADF (Bad file descriptor) [pid 6071] close(26) = -1 EBADF (Bad file descriptor) [pid 6071] close(27) = -1 EBADF (Bad file descriptor) [pid 6071] close(28) = -1 EBADF (Bad file descriptor) [pid 6071] close(29) = -1 EBADF (Bad file descriptor) [pid 6071] exit_group(0 [pid 6072] <... futex resumed>) = ? [pid 6071] <... exit_group resumed>) = ? [pid 6069] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] openat(AT_FDCWD, ".", O_RDONLY [pid 6069] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6076] <... openat resumed>) = 4 [pid 6070] <... openat resumed>) = 4 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6076] ioctl(4, LOOP_SET_FD, 3 [pid 6070] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] getdents64(4, [pid 6070] <... futex resumed>) = 0 [pid 6070] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6069] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6072] +++ exited with 0 +++ [pid 6071] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6069] <... futex resumed>) = 0 [pid 5850] close(4 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6070] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5850] rmdir("./18/file0") = 0 [pid 5850] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6070] <... ioctl resumed>) = 0 [pid 6070] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6070] <... futex resumed>) = 1 [pid 6069] <... futex resumed>) = 0 [pid 5850] unlink("./18/binderfs" [pid 6070] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6069] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6069] <... futex resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 6076] <... ioctl resumed>) = 0 [pid 6070] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] getdents64(3, [pid 6076] close(3 [pid 6070] <... openat resumed>) = 5 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./18", 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 5850] close(3 [pid 6070] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 5850] <... close resumed>) = 0 [pid 6070] <... futex resumed>) = 1 [pid 6069] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6076] <... close resumed>) = 0 [pid 6070] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6069] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./18" [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6069] <... futex resumed>) = 0 [pid 6076] close(4 [pid 6070] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6069] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5849] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] <... close resumed>) = 0 [pid 6070] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] mkdir("./19", 0777 [pid 6070] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6069] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6076] mkdir("./file0", 0777 [pid 6070] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6069] close(3 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6076] <... mkdir resumed>) = 0 [pid 6069] <... close resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = 0 [pid 6076] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6069] close(4 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... close resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] close(5 [pid 5850] close(3 [pid 5849] newfstatat(AT_FDCWD, "./18/file0", [pid 6069] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6069] close(6) = -1 EBADF (Bad file descriptor) [ 90.676002][ T6074] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 90.688385][ T6076] loop0: detected capacity change from 0 to 256 [pid 6069] close(7) = -1 EBADF (Bad file descriptor) [pid 6069] close(8) = -1 EBADF (Bad file descriptor) [pid 6069] close(9 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6069] close(10) = -1 EBADF (Bad file descriptor) [pid 6069] close(11) = -1 EBADF (Bad file descriptor) [pid 6069] close(12) = -1 EBADF (Bad file descriptor) [pid 6069] close(13) = -1 EBADF (Bad file descriptor) [pid 6069] close(14 [pid 5849] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6069] close(15) = -1 EBADF (Bad file descriptor) [pid 6069] close(16) = -1 EBADF (Bad file descriptor) [pid 6069] close(17 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6069] close(18) = -1 EBADF (Bad file descriptor) [pid 6069] close(19) = -1 EBADF (Bad file descriptor) [pid 6069] close(20 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 41 [pid 5849] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 4 [pid 6069] close(21 [pid 5849] newfstatat(4, "", ./strace-static-x86_64: Process 6077 attached [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6077] set_robust_list(0x55555b6506a0, 24 [pid 6069] close(22 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6077] <... set_robust_list resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 6077] chdir("./19" [pid 6069] close(23 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6077] <... chdir resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6069] close(24 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6077] <... prctl resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 6077] setpgid(0, 0 [pid 6069] close(25 [pid 6077] <... setpgid resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] close(26 [pid 6077] <... openat resumed>) = 3 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6077] write(3, "1000", 4 [pid 6069] close(27 [pid 5849] <... close resumed>) = 0 [pid 6077] <... write resumed>) = 4 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./18/file0" [pid 6077] close(3 [pid 6069] close(28 [pid 6077] <... close resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6077] symlink("/dev/binderfs", "./binderfs" [pid 6069] close(29 [pid 6077] <... symlink resumed>) = 0 [pid 6069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 6069] exit_group(0) = ? executing program [pid 6077] write(1, "executing program\n", 18 [pid 6070] <... futex resumed>) = ? [pid 5849] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6077] <... write resumed>) = 18 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6077] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./18/binderfs" [pid 6077] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] <... unlink resumed>) = 0 [pid 6077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6070] +++ exited with 0 +++ [pid 6069] +++ exited with 0 +++ [ 90.725919][ T6076] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 90.759260][ T6074] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6077] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] getdents64(3, [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 6077] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6074] <... mount resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6077] <... mprotect resumed>) = 0 [pid 5849] rmdir("./18" [pid 6077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6078 attached [pid 6074] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6078] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6077] <... clone3 resumed> => {parent_tid=[42]}, 88) = 42 [pid 6074] <... openat resumed>) = 3 [pid 5849] mkdir("./19", 0777 [pid 5848] newfstatat(3, "", [pid 6078] <... rseq resumed>) = 0 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6078] set_robust_list(0x7f14d90289a0, 24 [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] chdir("./file0" [pid 5849] <... mkdir resumed>) = 0 [pid 5848] getdents64(3, [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... chdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] <... futex resumed>) = 0 [pid 6074] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6074] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... ioctl resumed>) = 0 [pid 5848] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6074] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] close(3 [pid 6074] <... futex resumed>) = 1 [pid 6074] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6073] <... futex resumed>) = 0 [pid 6073] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] <... futex resumed>) = 0 [pid 6073] <... futex resumed>) = 1 [pid 5848] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6078] memfd_create("syzkaller", 0 [pid 6074] openat(AT_FDCWD, ".", O_RDONLY [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6074] <... openat resumed>) = 4 [pid 5848] newfstatat(AT_FDCWD, "./18/file0", [pid 6074] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6074] <... futex resumed>) = 1 [pid 6073] <... futex resumed>) = 0 [pid 5848] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6073] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6073] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... openat resumed>) = 4 [pid 5848] newfstatat(4, "", [pid 6074] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, [pid 6074] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6074] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(4, [pid 6074] <... futex resumed>) = 1 [pid 6073] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6073] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(4 [pid 6073] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] rmdir("./18/file0") = 0 [pid 5848] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./18/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./18" [pid 6078] <... memfd_create resumed>) = 3 [pid 6074] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5848] <... rmdir resumed>) = 0 [pid 6074] <... openat resumed>) = 5 [pid 5848] mkdir("./19", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6074] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 6074] <... futex resumed>) = 1 [pid 6073] <... futex resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6074] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6073] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6073] <... futex resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 6074] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... futex resumed>) = 0 [pid 6073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] close(3 [pid 6074] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6073] close(3 [pid 6078] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6073] <... close resumed>) = 0 [pid 6073] close(4) = 0 [pid 6073] close(5) = 0 [pid 6073] close(6) = -1 EBADF (Bad file descriptor) [pid 6073] close(7) = -1 EBADF (Bad file descriptor) [pid 6073] close(8) = -1 EBADF (Bad file descriptor) [pid 6073] close(9) = -1 EBADF (Bad file descriptor) [pid 6073] close(10) = -1 EBADF (Bad file descriptor) [pid 6073] close(11) = -1 EBADF (Bad file descriptor) [pid 6073] close(12) = -1 EBADF (Bad file descriptor) [pid 6073] close(13) = -1 EBADF (Bad file descriptor) [pid 6073] close(14) = -1 EBADF (Bad file descriptor) [pid 6073] close(15) = -1 EBADF (Bad file descriptor) [pid 6073] close(16) = -1 EBADF (Bad file descriptor) [pid 6073] close(17) = -1 EBADF (Bad file descriptor) [pid 6073] close(18) = -1 EBADF (Bad file descriptor) [pid 6073] close(19) = -1 EBADF (Bad file descriptor) [pid 6073] close(20) = -1 EBADF (Bad file descriptor) [pid 6073] close(21) = -1 EBADF (Bad file descriptor) [pid 6073] close(22 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6078] <... mmap resumed>) = 0x7f14d0c00000 [pid 6073] close(23) = -1 EBADF (Bad file descriptor) [pid 6073] close(24) = -1 EBADF (Bad file descriptor) [pid 6073] close(25) = -1 EBADF (Bad file descriptor) [pid 6073] close(26) = -1 EBADF (Bad file descriptor) [pid 6073] close(27) = -1 EBADF (Bad file descriptor) [pid 6073] close(28) = -1 EBADF (Bad file descriptor) [pid 6073] close(29) = -1 EBADF (Bad file descriptor) [pid 6073] exit_group(0./strace-static-x86_64: Process 6079 attached [pid 6074] <... futex resumed>) = ? [pid 6073] <... exit_group resumed>) = ? [pid 6079] set_robust_list(0x55555b6506a0, 24 [pid 6078] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6076] <... mount resumed>) = 0 [pid 6074] +++ exited with 0 +++ [pid 6073] +++ exited with 0 +++ [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 43 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6080 attached [pid 6079] <... set_robust_list resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6080] set_robust_list(0x55555b6506a0, 24 [pid 6079] chdir("./19" [pid 6076] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 41 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6080] <... set_robust_list resumed>) = 0 [pid 6079] <... chdir resumed>) = 0 [pid 6076] <... openat resumed>) = 3 [pid 6080] chdir("./19" [pid 6079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6076] chdir("./file0" [pid 6080] <... chdir resumed>) = 0 [pid 6079] <... prctl resumed>) = 0 [pid 6076] <... chdir resumed>) = 0 [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6079] setpgid(0, 0 [pid 6078] <... write resumed>) = 131072 [pid 6076] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6080] <... prctl resumed>) = 0 [pid 6079] <... setpgid resumed>) = 0 [pid 6076] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6080] setpgid(0, 0) = 0 [pid 6079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6076] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6079] <... openat resumed>) = 3 [pid 6076] <... futex resumed>) = 1 [pid 6080] <... openat resumed>) = 3 [pid 6076] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] write(3, "1000", 4) = 4 [pid 6079] close(3 [pid 6080] write(3, "1000", 4 [pid 6079] <... close resumed>) = 0 [pid 6080] <... write resumed>) = 4 [pid 6080] close(3 [pid 6079] symlink("/dev/binderfs", "./binderfs" [pid 6080] <... close resumed>) = 0 [pid 6079] <... symlink resumed>) = 0 [pid 6080] symlink("/dev/binderfs", "./binderfs") = 0 [ 90.785248][ T6076] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 90.811803][ T6076] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6079] write(1, "executing program\n", 18) = 18 [pid 6080] write(1, "executing program\n", 18 [pid 6078] munmap(0x7f14d0c00000, 138412032 [pid 6075] <... futex resumed>) = 0 executing program [pid 5846] <... restart_syscall resumed>) = 0 [pid 6080] <... write resumed>) = 18 [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... munmap resumed>) = 0 [pid 6075] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6075] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... openat resumed>) = 4 [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6080] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6079] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6078] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6079] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6076] openat(AT_FDCWD, ".", O_RDONLY [pid 5846] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6079] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6076] <... openat resumed>) = 4 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6079] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6076] <... futex resumed>) = 1 [pid 5846] <... umount2 resumed>) = 0 [pid 6080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6079] <... mmap resumed>) = 0x7f14d9008000 [pid 6075] <... futex resumed>) = 0 [pid 6076] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] <... mmap resumed>) = 0x7f14d9008000 [pid 6079] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6080] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6079] <... mprotect resumed>) = 0 [pid 6075] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = 1 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6079] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5846] newfstatat(AT_FDCWD, "./20/file0", [pid 6080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5846] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6081 attached [pid 5846] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6080] <... clone3 resumed> => {parent_tid=[42]}, 88) = 42 [pid 5846] <... openat resumed>) = 4 [pid 6081] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], [pid 6079] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] newfstatat(4, "", [pid 6081] <... rseq resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./20/file0") = 0 [pid 6076] <... ioctl resumed>) = 0 [pid 5846] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6081] set_robust_list(0x7f14d90289a0, 24 [pid 6080] <... futex resumed>) = 0 [pid 6079] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6078] <... ioctl resumed>) = 0 [pid 6076] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./20/binderfs", ./strace-static-x86_64: Process 6082 attached [pid 6081] <... set_robust_list resumed>) = 0 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6078] close(3 [pid 6076] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6075] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6081] rt_sigprocmask(SIG_SETMASK, [], [pid 6079] <... clone3 resumed> => {parent_tid=[44]}, 88) = 44 [pid 6078] <... close resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6082] <... rseq resumed>) = 0 [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6079] rt_sigprocmask(SIG_SETMASK, [], [pid 6076] <... openat resumed>) = 5 [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] set_robust_list(0x7f14d90289a0, 24 [pid 6081] memfd_create("syzkaller", 0 [pid 6079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] close(4 [pid 6076] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] unlink("./20/binderfs" [pid 6082] <... set_robust_list resumed>) = 0 [pid 6081] <... memfd_create resumed>) = 3 [pid 6079] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6082] rt_sigprocmask(SIG_SETMASK, [], [pid 6081] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... close resumed>) = 0 [pid 6076] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] <... mmap resumed>) = 0x7f14d0c00000 [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6078] mkdir("./file0", 0777 [pid 6076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6075] <... futex resumed>) = 0 [pid 5846] getdents64(3, [pid 6082] memfd_create("syzkaller", 0 [pid 6078] <... mkdir resumed>) = 0 [pid 6076] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6075] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] <... memfd_create resumed>) = 3 [pid 6081] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6078] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6076] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6082] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6081] <... write resumed>) = 131072 [pid 6076] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] close(3 [pid 6082] <... mmap resumed>) = 0x7f14d0c00000 [pid 6076] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 6081] munmap(0x7f14d0c00000, 138412032 [pid 6082] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6076] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] close(3 [pid 5846] <... close resumed>) = 0 [pid 6081] <... munmap resumed>) = 0 [pid 6082] <... write resumed>) = 131072 [pid 6075] <... close resumed>) = 0 [pid 5846] rmdir("./20" [pid 6075] close(4) = 0 [pid 6082] munmap(0x7f14d0c00000, 138412032 [pid 6075] close(5 [pid 6082] <... munmap resumed>) = 0 [pid 6075] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [ 90.878742][ T6078] loop4: detected capacity change from 0 to 256 [pid 6082] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6081] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6075] close(6 [pid 5846] mkdir("./21", 0777 [pid 6082] <... openat resumed>) = 4 [pid 6081] <... openat resumed>) = 4 [pid 6082] ioctl(4, LOOP_SET_FD, 3 [pid 6081] ioctl(4, LOOP_SET_FD, 3 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... mkdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6082] <... ioctl resumed>) = 0 [pid 6082] close(3) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6075] close(7 [pid 6082] close(4 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6082] <... close resumed>) = 0 [pid 6075] close(8 [pid 5846] <... ioctl resumed>) = 0 [pid 6082] mkdir("./file0", 0777) = 0 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 6082] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6081] <... ioctl resumed>) = 0 [pid 6075] close(9 [pid 5846] <... close resumed>) = 0 [pid 6081] close(3) = 0 [pid 6081] close(4) = 0 [pid 6081] mkdir("./file0", 0777) = 0 [ 90.936589][ T6078] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 90.946346][ T6082] loop3: detected capacity change from 0 to 256 [ 90.953978][ T6081] loop1: detected capacity change from 0 to 256 [ 90.965760][ T6078] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 90.974244][ T6082] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6081] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6075] close(10) = -1 EBADF (Bad file descriptor) [pid 6075] close(11 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 47 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] close(12) = -1 EBADF (Bad file descriptor) [pid 6075] close(13./strace-static-x86_64: Process 6083 attached [pid 6083] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6083] chdir("./21" [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... chdir resumed>) = 0 [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6083] setpgid(0, 0) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6075] close(14 [pid 6083] write(3, "1000", 4 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... write resumed>) = 4 [pid 6075] close(15 [pid 6083] close(3 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6075] close(16) = -1 EBADF (Bad file descriptor) [pid 6075] close(17) = -1 EBADF (Bad file descriptor) [pid 6075] close(18) = -1 EBADF (Bad file descriptor) [pid 6083] <... close resumed>) = 0 [pid 6083] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6075] close(19 [pid 6083] write(1, "executing program\n", 18 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... write resumed>) = 18 [pid 6075] close(20 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6083] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... rt_sigprocmask resumed>[], 8) = 0 [ 90.992274][ T6082] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 91.001673][ T6081] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 91.027477][ T6082] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6075] close(21 [pid 6083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... clone3 resumed> => {parent_tid=[48]}, 88) = 48 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6084 attached NULL, 8) = 0 [pid 6075] close(22 [pid 6084] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6083] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... futex resumed>) = 0 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6075] close(23 [pid 6084] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6075] close(24 [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6082] <... mount resumed>) = 0 [pid 6082] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6082] chdir("./file0") = 0 [pid 6082] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6082] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6079] <... futex resumed>) = 0 [pid 6079] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] openat(AT_FDCWD, ".", O_RDONLY [pid 6079] <... futex resumed>) = 0 [pid 6084] memfd_create("syzkaller", 0 [pid 6082] <... openat resumed>) = 4 [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] <... memfd_create resumed>) = 3 [pid 6075] close(25 [pid 6084] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6082] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] <... mmap resumed>) = 0x7f14d0c00000 [pid 6082] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = 0 [pid 6082] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] close(26 [pid 6084] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6079] <... futex resumed>) = 0 [pid 6078] <... mount resumed>) = 0 [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6078] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6078] chdir("./file0") = 0 [pid 6078] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6084] <... write resumed>) = 131072 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6082] <... ioctl resumed>) = 0 [pid 6078] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6075] close(27 [pid 6082] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = 0 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6082] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6079] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] close(28 [pid 6084] munmap(0x7f14d0c00000, 138412032 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6082] <... openat resumed>) = 5 [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 91.052575][ T6081] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 91.061854][ T6078] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6075] close(29 [pid 6084] <... munmap resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6082] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] openat(AT_FDCWD, ".", O_RDONLY [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] exit_group(0 [pid 6084] <... openat resumed>) = 4 [pid 6082] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = ? [pid 6075] <... exit_group resumed>) = ? [pid 6084] ioctl(4, LOOP_SET_FD, 3 [pid 6079] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... openat resumed>) = 4 [pid 6082] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6079] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6082] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = 0 [pid 6078] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6077] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] close(3 [pid 6077] <... futex resumed>) = 0 [pid 6079] <... close resumed>) = 0 [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] close(4) = 0 [pid 6079] close(5 [pid 6082] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] <... close resumed>) = 0 [pid 6079] close(6) = -1 EBADF (Bad file descriptor) [pid 6079] close(7) = -1 EBADF (Bad file descriptor) [pid 6079] close(8) = -1 EBADF (Bad file descriptor) [pid 6076] +++ exited with 0 +++ [pid 6075] +++ exited with 0 +++ [pid 6079] close(9) = -1 EBADF (Bad file descriptor) [pid 6079] close(10) = -1 EBADF (Bad file descriptor) [pid 6079] close(11) = -1 EBADF (Bad file descriptor) [pid 6079] close(12) = -1 EBADF (Bad file descriptor) [pid 6079] close(13) = -1 EBADF (Bad file descriptor) [pid 6079] close(14) = -1 EBADF (Bad file descriptor) [pid 6079] close(15) = -1 EBADF (Bad file descriptor) [pid 6079] close(16) = -1 EBADF (Bad file descriptor) [pid 6079] close(17) = -1 EBADF (Bad file descriptor) [pid 6079] close(18) = -1 EBADF (Bad file descriptor) [pid 6079] close(19) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6079] close(20) = -1 EBADF (Bad file descriptor) [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6079] close(21) = -1 EBADF (Bad file descriptor) [pid 6079] close(22) = -1 EBADF (Bad file descriptor) [pid 6079] close(23) = -1 EBADF (Bad file descriptor) [pid 6079] close(24) = -1 EBADF (Bad file descriptor) [pid 6079] close(25) = -1 EBADF (Bad file descriptor) [pid 6079] close(26) = -1 EBADF (Bad file descriptor) [pid 6079] close(27) = -1 EBADF (Bad file descriptor) [pid 6079] close(28) = -1 EBADF (Bad file descriptor) [pid 6079] close(29) = -1 EBADF (Bad file descriptor) [pid 6079] exit_group(0 [pid 6082] <... futex resumed>) = ? [pid 6079] <... exit_group resumed>) = ? [pid 6082] +++ exited with 0 +++ [pid 5847] <... restart_syscall resumed>) = 0 [pid 6078] <... ioctl resumed>) = 0 [pid 6084] <... ioctl resumed>) = 0 [pid 6078] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] close(3) = 0 [pid 5847] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6084] close(4 [pid 6079] +++ exited with 0 +++ [pid 6078] <... futex resumed>) = 1 [pid 6084] <... close resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6078] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] <... futex resumed>) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6077] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6077] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6084] mkdir("./file0", 0777) = 0 [pid 6078] <... openat resumed>) = 5 [pid 5847] <... openat resumed>) = 3 [ 91.102948][ T6084] loop2: detected capacity change from 0 to 256 [ 91.126195][ T6081] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6084] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... restart_syscall resumed>) = 0 [pid 6078] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6077] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6077] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6078] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6077] close(3) = 0 [pid 6077] close(4) = 0 [pid 6077] close(5) = 0 [pid 6077] close(6) = -1 EBADF (Bad file descriptor) [pid 6077] close(7) = -1 EBADF (Bad file descriptor) [pid 6077] close(8) = -1 EBADF (Bad file descriptor) [pid 6077] close(9) = -1 EBADF (Bad file descriptor) [pid 6077] close(10) = -1 EBADF (Bad file descriptor) [pid 6077] close(11) = -1 EBADF (Bad file descriptor) [pid 6077] close(12) = -1 EBADF (Bad file descriptor) [pid 6077] close(13) = -1 EBADF (Bad file descriptor) [pid 6077] close(14) = -1 EBADF (Bad file descriptor) [pid 6077] close(15) = -1 EBADF (Bad file descriptor) [pid 6077] close(16) = -1 EBADF (Bad file descriptor) [pid 6077] close(17) = -1 EBADF (Bad file descriptor) [pid 6077] close(18) = -1 EBADF (Bad file descriptor) [pid 6077] close(19) = -1 EBADF (Bad file descriptor) [pid 6078] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] close(20) = -1 EBADF (Bad file descriptor) [pid 6077] close(21) = -1 EBADF (Bad file descriptor) [pid 6077] close(22) = -1 EBADF (Bad file descriptor) [pid 6077] close(23) = -1 EBADF (Bad file descriptor) [pid 6077] close(24) = -1 EBADF (Bad file descriptor) [pid 6077] close(25) = -1 EBADF (Bad file descriptor) [pid 6077] close(26) = -1 EBADF (Bad file descriptor) [pid 6077] close(27) = -1 EBADF (Bad file descriptor) [pid 6077] close(28) = -1 EBADF (Bad file descriptor) [pid 6077] close(29) = -1 EBADF (Bad file descriptor) [pid 6077] exit_group(0 [pid 6078] <... futex resumed>) = ? [pid 6077] <... exit_group resumed>) = ? [pid 6078] +++ exited with 0 +++ [pid 6077] +++ exited with 0 +++ [pid 5849] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] getdents64(3, [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... openat resumed>) = 3 [pid 5847] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6081] <... mount resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 6081] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6081] <... openat resumed>) = 3 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] getdents64(3, [pid 6081] chdir("./file0") = 0 [pid 6081] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6081] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6081] openat(AT_FDCWD, ".", O_RDONLY [pid 6080] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... openat resumed>) = 4 [pid 6080] <... futex resumed>) = 0 [pid 6081] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... futex resumed>) = 0 [pid 6080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6080] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 91.151236][ T6084] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./19/file0", [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./20/file0", [pid 5849] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... openat resumed>) = 4 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./19/file0") = 0 [pid 5849] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6081] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 6081] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6081] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6080] <... futex resumed>) = 0 [pid 6081] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... openat resumed>) = 5 [pid 6081] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6080] <... futex resumed>) = 0 [pid 5850] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6081] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6080] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5847] newfstatat(4, "", [pid 6081] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6080] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] newfstatat(AT_FDCWD, "./19/file0", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6081] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./19/binderfs" [pid 5847] getdents64(4, [pid 6081] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 5850] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6080] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5847] getdents64(4, [pid 6081] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6080] <... close resumed>) = 0 [pid 6080] close(4 [pid 5847] close(4 [pid 5849] close(3 [pid 6080] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... close resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6080] close(5 [pid 5849] rmdir("./19" [pid 5847] rmdir("./20/file0" [pid 6080] <... close resumed>) = 0 [pid 6080] close(6 [pid 5850] <... openat resumed>) = 4 [pid 5849] <... rmdir resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] mkdir("./20", 0777 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./20/binderfs", [pid 6080] close(7 [pid 5849] <... mkdir resumed>) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] close(8 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 91.193433][ T6084] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 91.228708][ T6084] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6080] close(9 [pid 5849] <... openat resumed>) = 3 [pid 5850] newfstatat(4, "", [pid 5847] unlink("./20/binderfs") = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6080] close(10 [pid 5849] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5849] close(3 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6080] close(11 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6084] <... mount resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6084] chdir("./file0") = 0 [pid 6084] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6084] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = 0 [pid 6083] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] <... futex resumed>) = 1 [pid 6084] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6084] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = 0 [pid 6083] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] <... futex resumed>) = 1 [pid 6084] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6080] close(12 [pid 5847] close(3 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6080] close(13 [pid 5847] <... close resumed>) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] rmdir("./20") = 0 [pid 6080] close(14 [pid 5850] close(4 [pid 5847] mkdir("./21", 0777) = 0 [pid 5850] <... close resumed>) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] rmdir("./19/file0"./strace-static-x86_64: Process 6085 attached [pid 6085] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... openat resumed>) = 3 [pid 6085] <... set_robust_list resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6080] close(15 [pid 6085] chdir("./20") = 0 [pid 6084] <... ioctl resumed>) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 45 [pid 5847] <... ioctl resumed>) = 0 [pid 6084] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] close(3 [pid 6080] close(16 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6084] <... futex resumed>) = 1 [pid 6083] <... futex resumed>) = 0 [pid 6084] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6083] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... openat resumed>) = 5 [pid 6083] <... futex resumed>) = 0 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5847] <... close resumed>) = 0 [pid 6080] close(17 [pid 6085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6084] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6084] <... futex resumed>) = 1 [pid 6083] <... futex resumed>) = 0 [pid 6085] <... prctl resumed>) = 0 [pid 6083] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] setpgid(0, 0 [pid 6083] <... futex resumed>) = 0 [pid 6085] <... setpgid resumed>) = 0 [pid 6083] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6084] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6085] <... openat resumed>) = 3 [pid 6084] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6084] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6083] <... futex resumed>) = 0 [pid 6083] close(3) = 0 [pid 6083] close(4) = 0 [pid 6083] close(5) = 0 [pid 6080] close(18 [pid 5850] unlink("./19/binderfs" [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 47 [pid 6083] close(6) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 6083] close(7 [pid 5850] getdents64(3, [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] close(19 [pid 6083] close(8 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6085] write(3, "1000", 4 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6085] <... write resumed>) = 4 [pid 6083] close(9 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 6085] close(3 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6080] close(20 [pid 5850] rmdir("./19" [pid 6085] <... close resumed>) = 0 [pid 6083] close(10 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6085] symlink("/dev/binderfs", "./binderfs" [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] close(21 [pid 6085] <... symlink resumed>) = 0 [pid 6083] close(11 [pid 5850] <... rmdir resumed>) = 0 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] close(12 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] mkdir("./20", 0777 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] close(13) = -1 EBADF (Bad file descriptor) [pid 6083] close(14./strace-static-x86_64: Process 6086 attached executing program ) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 6080] close(22 [pid 6086] set_robust_list(0x55555b6506a0, 24 [pid 6085] write(1, "executing program\n", 18 [pid 6084] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] close(15 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6086] <... set_robust_list resumed>) = 0 [pid 6085] <... write resumed>) = 18 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] close(23 [pid 6086] chdir("./21" [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] close(16 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6086] <... chdir resumed>) = 0 [pid 6085] <... futex resumed>) = 0 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6083] close(17 [pid 6080] close(24 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] close(18) = -1 EBADF (Bad file descriptor) [pid 6083] close(19) = -1 EBADF (Bad file descriptor) [pid 6086] <... prctl resumed>) = 0 [pid 6085] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6083] close(20 [pid 6086] setpgid(0, 0 [pid 6085] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6086] <... setpgid resumed>) = 0 [pid 6085] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6083] close(21 [pid 6086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] close(25 [pid 5850] close(3 [pid 6083] close(22 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] close(23) = -1 EBADF (Bad file descriptor) [pid 6083] close(24 [pid 6086] <... openat resumed>) = 3 [pid 6085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6085] <... mmap resumed>) = 0x7f14d9008000 [pid 6083] close(25 [pid 6085] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6085] <... mprotect resumed>) = 0 [pid 6083] close(26 [pid 6080] close(26 [pid 5850] <... close resumed>) = 0 [pid 6085] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6083] close(27) = -1 EBADF (Bad file descriptor) [pid 6080] close(27 [pid 6083] close(28 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6086] write(3, "1000", 4 [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6086] <... write resumed>) = 4 [pid 6083] close(29 [pid 6080] close(28 [pid 6086] close(3 [pid 6085] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6080] close(29 [pid 6086] <... close resumed>) = 0 [pid 6085] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6083] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6087 attached [pid 6086] symlink("/dev/binderfs", "./binderfs" [pid 6083] exit_group(0 [pid 6086] <... symlink resumed>) = 0 [pid 6085] <... clone3 resumed> => {parent_tid=[46]}, 88) = 46 [pid 6084] <... futex resumed>) = ? [pid 6083] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6088 attached [pid 6085] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] +++ exited with 0 +++ [pid 6083] +++ exited with 0 +++ [pid 6080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] exit_group(0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 43 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6085] <... futex resumed>) = 0 [pid 5846] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6088] set_robust_list(0x55555b6506a0, 24 [pid 6087] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6086] write(1, "executing program\n", 18 [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6081] <... futex resumed>) = ? [pid 6080] <... exit_group resumed>) = ? [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6088] <... set_robust_list resumed>) = 0 [pid 6081] +++ exited with 0 +++ [pid 6080] +++ exited with 0 +++ [pid 5846] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6088] chdir("./20" [pid 5846] <... openat resumed>) = 3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] newfstatat(3, "", [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 executing program [pid 6088] <... chdir resumed>) = 0 [pid 5846] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6087] <... rseq resumed>) = 0 [pid 6086] <... write resumed>) = 18 [pid 5846] <... umount2 resumed>) = 0 [pid 6087] set_robust_list(0x7f14d90289a0, 24 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6087] <... set_robust_list resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6087] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] newfstatat(AT_FDCWD, "./21/file0", [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6087] memfd_create("syzkaller", 0 [pid 6086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6088] <... prctl resumed>) = 0 [pid 5846] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6088] setpgid(0, 0 [pid 6087] <... memfd_create resumed>) = 3 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6088] <... setpgid resumed>) = 0 [pid 6087] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6087] <... mmap resumed>) = 0x7f14d0c00000 [pid 6086] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 4 [pid 6088] <... openat resumed>) = 3 [pid 6087] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6086] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(4, "", [pid 6088] write(3, "1000", 4 [pid 6087] <... write resumed>) = 131072 [pid 6086] <... mprotect resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6088] <... write resumed>) = 4 [pid 6086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] newfstatat(3, "", [pid 5846] getdents64(4, [pid 6088] close(3 [pid 6086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6088] <... close resumed>) = 0 [pid 6087] munmap(0x7f14d0c00000, 138412032 [pid 6086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] getdents64(3, [pid 5846] getdents64(4, ./strace-static-x86_64: Process 6089 attached [pid 6088] symlink("/dev/binderfs", "./binderfs" [pid 6087] <... munmap resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6089] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6088] <... symlink resumed>) = 0 [pid 6086] <... clone3 resumed> => {parent_tid=[48]}, 88) = 48 [pid 5848] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] close(4 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... close resumed>) = 0 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] rmdir("./21/file0" [pid 6089] <... rseq resumed>) = 0 [pid 6087] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6086] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... rmdir resumed>) = 0 [pid 6089] set_robust_list(0x7f14d90289a0, 24 [pid 6087] <... openat resumed>) = 4 [pid 6086] <... futex resumed>) = 0 [pid 5846] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./21/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./21" [pid 6089] <... set_robust_list resumed>) = 0 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] <... rmdir resumed>) = 0 [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6087] ioctl(4, LOOP_SET_FD, 3 [pid 5846] mkdir("./22", 0777 [pid 6088] write(1, "executing program\n", 18executing program [pid 5848] <... umount2 resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6088] <... write resumed>) = 18 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... openat resumed>) = 3 [pid 6089] memfd_create("syzkaller", 0 [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6088] <... futex resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6088] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6089] <... memfd_create resumed>) = 3 [pid 6088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] close(3 [pid 6088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6089] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] newfstatat(AT_FDCWD, "./19/file0", [pid 5846] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6089] <... mmap resumed>) = 0x7f14d0c00000 [pid 6088] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] newfstatat(4, "", [pid 6088] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6089] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6088] <... mprotect resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, [pid 6088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] close(4 [pid 6088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6090 attached [pid 5848] <... close resumed>) = 0 ./strace-static-x86_64: Process 6091 attached [pid 6089] <... write resumed>) = 131072 [pid 5848] rmdir("./19/file0") = 0 [pid 5848] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./19/binderfs" [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 49 [pid 6088] <... clone3 resumed> => {parent_tid=[44]}, 88) = 44 [pid 5848] <... unlink resumed>) = 0 [pid 6090] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6090] chdir("./22" [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6090] <... chdir resumed>) = 0 [pid 6088] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] close(3 [pid 6091] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] munmap(0x7f14d0c00000, 138412032 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... close resumed>) = 0 [pid 6091] <... rseq resumed>) = 0 [pid 6090] <... prctl resumed>) = 0 [pid 6088] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] set_robust_list(0x7f14d90289a0, 24 [pid 6090] setpgid(0, 0 [pid 6089] <... munmap resumed>) = 0 [pid 5848] rmdir("./19" [pid 6091] <... set_robust_list resumed>) = 0 [pid 6090] <... setpgid resumed>) = 0 [pid 6089] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6088] <... futex resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6089] <... openat resumed>) = 4 [pid 6087] <... ioctl resumed>) = 0 [pid 5848] mkdir("./20", 0777 [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] <... openat resumed>) = 3 [pid 6089] ioctl(4, LOOP_SET_FD, 3 [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6087] close(3 [pid 5848] <... mkdir resumed>) = 0 [pid 6091] memfd_create("syzkaller", 0 [pid 6090] write(3, "1000", 4 [pid 6091] <... memfd_create resumed>) = 3 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6090] <... write resumed>) = 4 [pid 5848] <... openat resumed>) = 3 [pid 6090] close(3) = 0 [pid 6090] symlink("/dev/binderfs", "./binderfs" [pid 6087] <... close resumed>) = 0 [pid 6090] <... symlink resumed>) = 0 [pid 6091] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6087] close(4 [pid 5848] <... ioctl resumed>) = 0 [pid 6087] <... close resumed>) = 0 [pid 6087] mkdir("./file0", 0777 [pid 5848] close(3 [pid 6087] <... mkdir resumed>) = 0 [pid 6091] <... mmap resumed>) = 0x7f14d0c00000 [ 91.361307][ T6087] loop3: detected capacity change from 0 to 256 [ 91.392473][ T6089] loop0: detected capacity change from 0 to 256 [pid 6091] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... close resumed>) = 0 [pid 6091] <... write resumed>) = 131072 [pid 6090] write(1, "executing program\n", 18 [pid 6087] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""executing program [pid 6091] munmap(0x7f14d0c00000, 138412032 [pid 6090] <... write resumed>) = 18 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6090] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6089] <... ioctl resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 43 ./strace-static-x86_64: Process 6092 attached [pid 6090] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6089] close(3 [pid 6090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6089] <... close resumed>) = 0 [pid 6092] set_robust_list(0x55555b6506a0, 24 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6089] close(4 [pid 6092] <... set_robust_list resumed>) = 0 [pid 6090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6089] <... close resumed>) = 0 [pid 6092] chdir("./20" [pid 6091] <... munmap resumed>) = 0 [pid 6090] <... mmap resumed>) = 0x7f14d9008000 [pid 6089] mkdir("./file0", 0777 [pid 6092] <... chdir resumed>) = 0 [pid 6089] <... mkdir resumed>) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6092] <... prctl resumed>) = 0 [pid 6090] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6092] setpgid(0, 0 [pid 6091] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6091] ioctl(4, LOOP_SET_FD, 3 [pid 6092] <... setpgid resumed>) = 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6092] <... openat resumed>) = 3 [pid 6092] write(3, "1000", 4) = 4 [pid 6092] close(3) = 0 [pid 6092] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6090] <... clone3 resumed> => {parent_tid=[50]}, 88) = 50 [pid 6092] write(1, "executing program\n", 18) = 18 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6092] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6093 attached ) = 0 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 91.420360][ T6087] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 91.445567][ T6089] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 91.459543][ T6091] loop4: detected capacity change from 0 to 256 [pid 6092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6090] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6090] <... futex resumed>) = 0 [pid 6093] <... rseq resumed>) = 0 [pid 6092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6091] <... ioctl resumed>) = 0 [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6093] set_robust_list(0x7f14d90289a0, 24 [pid 6091] close(3 [pid 6093] <... set_robust_list resumed>) = 0 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... close resumed>) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] <... clone3 resumed> => {parent_tid=[44]}, 88) = 44 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6093] memfd_create("syzkaller", 0 [pid 6092] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] close(4) = 0 ./strace-static-x86_64: Process 6094 attached [pid 6093] <... memfd_create resumed>) = 3 [pid 6092] <... futex resumed>) = 0 [pid 6091] mkdir("./file0", 0777 [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6093] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6091] <... mkdir resumed>) = 0 [pid 6094] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6094] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6093] <... mmap resumed>) = 0x7f14d0c00000 [pid 6091] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6094] memfd_create("syzkaller", 0) = 3 [pid 6094] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6094] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6093] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6094] <... write resumed>) = 131072 [pid 6094] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6094] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 91.485729][ T6087] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 91.501520][ T6089] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 91.520988][ T6091] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6094] ioctl(4, LOOP_SET_FD, 3 [pid 6093] <... write resumed>) = 131072 [pid 6093] munmap(0x7f14d0c00000, 138412032) = 0 [ 91.528908][ T6094] loop1: detected capacity change from 0 to 256 [ 91.540736][ T6087] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 91.547881][ T6091] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6093] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6094] <... ioctl resumed>) = 0 [pid 6094] close(3) = 0 [pid 6094] close(4) = 0 [pid 6094] mkdir("./file0", 0777) = 0 [pid 6094] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6093] <... openat resumed>) = 4 [pid 6093] ioctl(4, LOOP_SET_FD, 3 [pid 6087] <... mount resumed>) = 0 [pid 6087] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6087] chdir("./file0") = 0 [pid 6087] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6087] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6087] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] <... futex resumed>) = 0 [pid 6085] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6087] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6087] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6087] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] <... ioctl resumed>) = 0 [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 91.579142][ T6094] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 91.591815][ T6089] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 91.606917][ T6093] loop2: detected capacity change from 0 to 256 [ 91.610975][ T6094] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6085] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6087] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080) = 0 [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6087] <... futex resumed>) = 0 [pid 6085] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6085] <... futex resumed>) = 0 [pid 6087] <... openat resumed>) = 5 [pid 6087] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6087] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6085] <... futex resumed>) = 0 [pid 6087] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6085] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6085] <... futex resumed>) = 0 [pid 6087] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] close(3) = 0 [pid 6085] close(4) = 0 [pid 6085] close(5) = 0 [pid 6085] close(6) = -1 EBADF (Bad file descriptor) [pid 6085] close(7) = -1 EBADF (Bad file descriptor) [pid 6085] close(8) = -1 EBADF (Bad file descriptor) [pid 6085] close(9) = -1 EBADF (Bad file descriptor) [pid 6085] close(10) = -1 EBADF (Bad file descriptor) [pid 6085] close(11) = -1 EBADF (Bad file descriptor) [pid 6085] close(12) = -1 EBADF (Bad file descriptor) [pid 6085] close(13) = -1 EBADF (Bad file descriptor) [pid 6085] close(14) = -1 EBADF (Bad file descriptor) [pid 6085] close(15) = -1 EBADF (Bad file descriptor) [pid 6085] close(16) = -1 EBADF (Bad file descriptor) [pid 6085] close(17) = -1 EBADF (Bad file descriptor) [pid 6085] close(18) = -1 EBADF (Bad file descriptor) [pid 6085] close(19) = -1 EBADF (Bad file descriptor) [pid 6085] close(20) = -1 EBADF (Bad file descriptor) [pid 6085] close(21) = -1 EBADF (Bad file descriptor) [pid 6085] close(22) = -1 EBADF (Bad file descriptor) [pid 6085] close(23) = -1 EBADF (Bad file descriptor) [pid 6085] close(24) = -1 EBADF (Bad file descriptor) [pid 6085] close(25) = -1 EBADF (Bad file descriptor) [pid 6085] close(26) = -1 EBADF (Bad file descriptor) [pid 6085] close(27) = -1 EBADF (Bad file descriptor) [pid 6085] close(28) = -1 EBADF (Bad file descriptor) [pid 6085] close(29) = -1 EBADF (Bad file descriptor) [pid 6085] exit_group(0 [pid 6087] <... futex resumed>) = ? [pid 6085] <... exit_group resumed>) = ? [pid 6087] +++ exited with 0 +++ [pid 6085] +++ exited with 0 +++ [pid 6093] close(3 [pid 6089] <... mount resumed>) = 0 [pid 6093] <... close resumed>) = 0 [pid 6089] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6093] close(4 [pid 6089] <... openat resumed>) = 3 [pid 5849] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6089] chdir("./file0" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6089] <... chdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6089] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6093] <... close resumed>) = 0 [pid 6089] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... openat resumed>) = 3 [pid 6093] mkdir("./file0", 0777 [pid 6089] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6086] <... futex resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 6089] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6086] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] <... futex resumed>) = 0 [pid 6093] <... mkdir resumed>) = 0 [pid 6089] openat(AT_FDCWD, ".", O_RDONLY [pid 5849] getdents64(3, [pid 6093] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6089] <... openat resumed>) = 4 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6089] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6086] <... futex resumed>) = 0 [pid 5849] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6089] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6086] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./20/file0", [pid 6091] <... mount resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6091] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 91.633393][ T6091] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 91.669033][ T6093] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6091] <... openat resumed>) = 3 [pid 6089] <... ioctl resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 6089] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(4, "", [pid 6091] chdir("./file0" [pid 6089] <... futex resumed>) = 1 [pid 6086] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6091] <... chdir resumed>) = 0 [pid 6091] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6086] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(4, [pid 6091] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6086] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6091] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] getdents64(4, [pid 6091] <... futex resumed>) = 1 [pid 6089] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6088] <... futex resumed>) = 0 [pid 6089] <... openat resumed>) = 5 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./20/file0") = 0 [pid 5849] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./20/binderfs") = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./20") = 0 [pid 6091] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./21", 0777 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6089] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6086] <... futex resumed>) = 0 [pid 6086] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6086] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3) = 0 [pid 6089] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6089] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6086] <... futex resumed>) = 0 [pid 6086] close(3) = 0 [pid 6086] close(4) = 0 [pid 6086] close(5) = 0 [pid 6086] close(6) = -1 EBADF (Bad file descriptor) [pid 6086] close(7) = -1 EBADF (Bad file descriptor) [pid 6086] close(8) = -1 EBADF (Bad file descriptor) [pid 6086] close(9) = -1 EBADF (Bad file descriptor) [pid 6086] close(10) = -1 EBADF (Bad file descriptor) [pid 6086] close(11) = -1 EBADF (Bad file descriptor) [pid 6086] close(12) = -1 EBADF (Bad file descriptor) [pid 6086] close(13./strace-static-x86_64: Process 6095 attached ) = -1 EBADF (Bad file descriptor) [pid 6089] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6086] close(14 [pid 6091] openat(AT_FDCWD, ".", O_RDONLY [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6091] <... openat resumed>) = 4 [pid 6086] close(15 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 47 [ 91.686244][ T6093] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 91.701505][ T6093] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6095] set_robust_list(0x55555b6506a0, 24 [pid 6091] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] <... set_robust_list resumed>) = 0 [pid 6095] chdir("./21" [pid 6093] <... mount resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6086] close(16 [pid 6095] <... chdir resumed>) = 0 [pid 6091] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6088] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6086] close(17 [pid 6088] <... futex resumed>) = 0 [pid 6095] <... prctl resumed>) = 0 [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] setpgid(0, 0 [pid 6086] close(18 [pid 6095] <... setpgid resumed>) = 0 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6086] close(19 [pid 6095] <... openat resumed>) = 3 [pid 6093] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] write(3, "1000", 4 [pid 6086] close(20 [pid 6095] <... write resumed>) = 4 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] close(3 [pid 6086] close(21 [pid 6095] <... close resumed>) = 0 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] symlink("/dev/binderfs", "./binderfs" [pid 6093] <... openat resumed>) = 3 [pid 6091] <... ioctl resumed>) = 0 [pid 6086] close(22 [pid 6093] chdir("./file0" [pid 6091] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6095] <... symlink resumed>) = 0 [pid 6093] <... chdir resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6091] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... futex resumed>) = 0 [pid 6095] write(1, "executing program\n", 18 [pid 6091] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] close(23 [pid 6093] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6095] <... write resumed>) = 18 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] close(24) = -1 EBADF (Bad file descriptor) [pid 6086] close(25) = -1 EBADF (Bad file descriptor) [pid 6086] close(26) = -1 EBADF (Bad file descriptor) [pid 6086] close(27) = -1 EBADF (Bad file descriptor) [pid 6086] close(28 [pid 6093] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6093] <... futex resumed>) = 1 [pid 6090] <... futex resumed>) = 0 [pid 6086] close(29 [pid 6093] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] <... futex resumed>) = 0 [pid 6093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6091] <... openat resumed>) = 5 [pid 6090] <... futex resumed>) = 0 [pid 6086] exit_group(0 [pid 6095] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6093] openat(AT_FDCWD, ".", O_RDONLY [pid 6091] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] <... futex resumed>) = ? [pid 6086] <... exit_group resumed>) = ? [pid 6095] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6093] <... openat resumed>) = 4 [pid 6091] <... futex resumed>) = 1 [pid 6089] +++ exited with 0 +++ [pid 6088] <... futex resumed>) = 0 [pid 6086] +++ exited with 0 +++ [pid 6093] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... futex resumed>) = 1 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6090] <... futex resumed>) = 0 [pid 6088] <... futex resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6093] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6090] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6090] <... futex resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6091] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6095] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6091] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] <... mprotect resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6093] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6088] <... futex resumed>) = 0 [pid 6088] close(3 [pid 6095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6088] <... close resumed>) = 0 [pid 6095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6096 attached [pid 6091] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] close(4 [pid 6096] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6095] <... clone3 resumed> => {parent_tid=[48]}, 88) = 48 [pid 6088] <... close resumed>) = 0 [pid 6093] <... ioctl resumed>) = 0 [pid 6088] close(5 [pid 5847] <... restart_syscall resumed>) = 0 [pid 6093] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... close resumed>) = 0 [pid 6093] <... futex resumed>) = 1 [pid 6090] <... futex resumed>) = 0 [pid 6088] close(6 [pid 6096] <... rseq resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_SETMASK, [], [pid 6096] set_robust_list(0x7f14d90289a0, 24 [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6090] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6096] <... set_robust_list resumed>) = 0 [pid 6095] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = 0 [pid 5847] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6096] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] <... futex resumed>) = 0 [pid 6096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6096] memfd_create("syzkaller", 0 [pid 6093] <... openat resumed>) = 5 [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] close(7 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6096] <... memfd_create resumed>) = 3 [pid 6093] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6096] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6093] <... futex resumed>) = 0 [pid 6090] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] close(8 [pid 6096] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] <... openat resumed>) = 3 [pid 6096] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6093] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6090] <... futex resumed>) = 0 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 6093] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6090] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] close(9 [pid 6093] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6093] <... futex resumed>) = 0 [pid 6090] close(3 [pid 6088] close(10 [pid 6093] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] getdents64(3, [pid 6090] <... close resumed>) = 0 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] close(4 [pid 6088] close(11 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6090] <... close resumed>) = 0 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6090] close(5 [pid 6088] close(12) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = 0 [pid 6096] <... write resumed>) = 131072 [pid 6094] <... mount resumed>) = 0 [pid 6088] close(13 [pid 6090] close(6 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6096] munmap(0x7f14d0c00000, 138412032 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(14 [pid 6096] <... munmap resumed>) = 0 [pid 6090] close(7 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6094] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(15 [pid 5847] <... umount2 resumed>) = 0 [pid 6090] close(8 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(16 [pid 6090] close(9 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(17 [pid 6090] close(10 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(18 [pid 6090] close(11 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(19 [pid 6090] close(12 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(20 [pid 6090] close(13 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(21 [pid 6090] close(14 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(22 [pid 6090] close(15 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(23 [pid 5847] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6090] close(16 [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] close(24 [pid 6090] close(17 [pid 6094] <... openat resumed>) = 3 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6090] close(18 [pid 6088] close(25 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6094] chdir("./file0" [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 91.735024][ T6094] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5847] newfstatat(AT_FDCWD, "./21/file0", [pid 6096] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6090] close(19 [pid 6088] close(26 [pid 6096] <... openat resumed>) = 4 [pid 6096] ioctl(4, LOOP_SET_FD, 3 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6094] <... chdir resumed>) = 0 [pid 6090] close(20 [pid 6088] close(27 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6094] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6090] close(21 [pid 6088] close(28 [pid 6094] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6094] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] close(22 [pid 6088] close(29 [pid 5847] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6094] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6094] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] close(23 [pid 5847] <... openat resumed>) = 4 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] exit_group(0 [pid 5847] newfstatat(4, "", [pid 6091] <... futex resumed>) = ? [pid 6090] close(24 [pid 6088] <... exit_group resumed>) = ? [pid 6092] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] +++ exited with 0 +++ [pid 6092] <... futex resumed>) = 1 [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] <... ioctl resumed>) = 0 [pid 6094] <... futex resumed>) = 0 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] +++ exited with 0 +++ [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6094] openat(AT_FDCWD, ".", O_RDONLY [pid 6090] close(25 [pid 6096] close(3 [pid 6094] <... openat resumed>) = 4 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5847] getdents64(4, [pid 6096] <... close resumed>) = 0 [pid 6094] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] close(26 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6096] close(4 [pid 6094] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(4, [pid 6096] <... close resumed>) = 0 [pid 6094] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6092] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] close(27 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6096] mkdir("./file0", 0777 [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6092] <... futex resumed>) = 0 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(4 [pid 6096] <... mkdir resumed>) = 0 [pid 6094] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] close(28 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... close resumed>) = 0 [pid 6094] <... ioctl resumed>) = 0 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6096] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6094] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] close(29 [pid 5850] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] rmdir("./21/file0" [pid 6094] <... futex resumed>) = 1 [pid 6090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6094] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6092] <... futex resumed>) = 0 [pid 6090] exit_group(0 [pid 5850] <... openat resumed>) = 3 [pid 5847] <... rmdir resumed>) = 0 [pid 6093] <... futex resumed>) = ? [pid 6090] <... exit_group resumed>) = ? [pid 6093] +++ exited with 0 +++ [pid 6090] +++ exited with 0 +++ [pid 5850] newfstatat(3, "", [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6092] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = 0 [pid 6094] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 1 [ 91.794148][ T6096] loop3: detected capacity change from 0 to 256 [ 91.828138][ T6096] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = 0 [pid 6094] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./21/binderfs", [pid 6094] <... openat resumed>) = 5 [pid 5850] newfstatat(AT_FDCWD, "./20/file0", [pid 6094] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6094] <... futex resumed>) = 0 [pid 5850] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6094] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(AT_FDCWD, "./22/file0", [pid 5850] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] close(4 [pid 5846] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6092] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6094] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 1 [pid 5850] rmdir("./20/file0" [pid 6094] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6094] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6094] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 4 [pid 5850] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5846] newfstatat(4, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] unlink("./20/binderfs" [pid 5846] getdents64(4, [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, [pid 5850] getdents64(3, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5846] close(4) = 0 [pid 5850] <... close resumed>) = 0 [pid 5846] rmdir("./22/file0" [pid 5850] rmdir("./20" [pid 5846] <... rmdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./21", 0777) = 0 [pid 5846] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6096] <... mount resumed>) = 0 [pid 6092] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] unlink("./21/binderfs" [pid 6096] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6092] close(3 [pid 5850] <... openat resumed>) = 3 [pid 5847] <... unlink resumed>) = 0 [pid 6092] <... close resumed>) = 0 [pid 5846] unlink("./22/binderfs" [pid 5847] getdents64(3, [pid 6096] <... openat resumed>) = 3 [pid 6092] close(4 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6096] chdir("./file0" [pid 6092] <... close resumed>) = 0 [pid 5847] close(3 [pid 6096] <... chdir resumed>) = 0 [pid 6092] close(5 [pid 5847] <... close resumed>) = 0 [pid 6096] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6092] <... close resumed>) = 0 [pid 5847] rmdir("./21" [pid 6096] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6092] close(6 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6096] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] mkdir("./22", 0777 [pid 6096] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6092] close(7 [pid 5847] <... mkdir resumed>) = 0 [pid 6096] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6095] <... futex resumed>) = 0 [pid 6096] openat(AT_FDCWD, ".", O_RDONLY [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] close(8 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] <... openat resumed>) = 3 [pid 5846] getdents64(3, [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6096] <... openat resumed>) = 4 [pid 6092] close(9 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6096] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 6096] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6092] close(10 [pid 5850] close(3 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6095] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5846] rmdir("./22" [pid 6095] <... futex resumed>) = 0 [pid 6092] close(11 [pid 5847] close(3 [pid 5846] <... rmdir resumed>) = 0 [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./23", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 6092] close(12 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... close resumed>) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6092] close(13) = -1 EBADF (Bad file descriptor) [pid 6092] close(14 [pid 5846] <... ioctl resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6097 attached [pid 6092] close(15 [pid 5846] close(3 [pid 6096] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6097] set_robust_list(0x55555b6506a0, 24 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... set_robust_list resumed>) = 0 [pid 6092] close(16 [pid 6097] chdir("./21" [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6097] <... chdir resumed>) = 0 [pid 6092] close(17) = -1 EBADF (Bad file descriptor) [pid 6092] close(18 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 45 [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... prctl resumed>) = 0 [pid 6092] close(19 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6097] setpgid(0, 0 [pid 6096] <... ioctl resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6098 attached [pid 6097] <... setpgid resumed>) = 0 [pid 6096] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] close(20 [pid 6096] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 91.845571][ T6096] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 91.863268][ T6096] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6098] set_robust_list(0x55555b6506a0, 24 [pid 6096] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6095] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] close(21 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6095] <... futex resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6098] chdir("./23" [pid 6096] <... openat resumed>) = 5 [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] close(22./strace-static-x86_64: Process 6099 attached [pid 6098] <... chdir resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 51 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6098] setpgid(0, 0) = 0 [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6098] write(3, "1000", 4) = 4 [pid 6098] close(3) = 0 [pid 6098] symlink("/dev/binderfs", "./binderfs" [pid 6099] set_robust_list(0x55555b6506a0, 24 [pid 6098] <... symlink resumed>) = 0 [pid 6097] <... openat resumed>) = 3 [pid 6092] close(23 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6096] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 49 [pid 6097] write(3, "1000", 4executing program [pid 6099] chdir("./22" [pid 6098] write(1, "executing program\n", 18 [pid 6097] <... write resumed>) = 4 [pid 6096] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6092] close(24 [pid 6099] <... chdir resumed>) = 0 [pid 6097] close(3 [pid 6096] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] <... close resumed>) = 0 [pid 6096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6095] <... futex resumed>) = 0 [pid 6092] close(25 [pid 6099] <... prctl resumed>) = 0 [pid 6097] symlink("/dev/binderfs", "./binderfs" [pid 6096] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6095] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] setpgid(0, 0) = 0 [pid 6098] <... write resumed>) = 18 [pid 6097] <... symlink resumed>) = 0 [pid 6096] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6092] close(26 [pid 6099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] write(1, "executing program\n", 18executing program [pid 6096] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] <... openat resumed>) = 3 [pid 6098] <... futex resumed>) = 0 [pid 6097] <... write resumed>) = 18 [pid 6096] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6092] close(27 [pid 6099] write(3, "1000", 4 [pid 6098] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6095] close(3 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6092] close(28 [pid 6099] <... write resumed>) = 4 [pid 6095] <... close resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(3 [pid 6098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6095] close(4 [pid 6092] close(29 [pid 6098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6095] <... close resumed>) = 0 [pid 6092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] close(5 [pid 6092] exit_group(0 [pid 6098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6098] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6094] <... futex resumed>) = ? [pid 6092] <... exit_group resumed>) = ? [pid 6099] <... close resumed>) = 0 [pid 6095] <... close resumed>) = 0 [pid 6099] symlink("/dev/binderfs", "./binderfs" [pid 6095] close(6 [pid 6094] +++ exited with 0 +++ [pid 6092] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6099] <... symlink resumed>) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6099] write(1, "executing program\n", 18 [pid 6098] <... mprotect resumed>) = 0 [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] close(7 [pid 6099] <... write resumed>) = 18 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6095] close(8 [pid 6099] <... futex resumed>) = 0 [pid 6098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6097] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6095] close(9 [pid 6099] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6095] close(10 [pid 6099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6095] close(11./strace-static-x86_64: Process 6100 attached [pid 6099] <... mmap resumed>) = 0x7f14d9008000 [pid 6097] <... mmap resumed>) = 0x7f14d9008000 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6100] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6098] <... clone3 resumed> => {parent_tid=[52]}, 88) = 52 [pid 6095] close(12 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6100] <... rseq resumed>) = 0 [pid 6099] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6098] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6100] set_robust_list(0x7f14d90289a0, 24 [pid 6095] close(13 [pid 5848] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6100] <... set_robust_list resumed>) = 0 [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6097] <... mprotect resumed>) = 0 [pid 6100] rt_sigprocmask(SIG_SETMASK, [], [pid 6099] <... mprotect resumed>) = 0 [pid 6098] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] close(14 [pid 5848] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6098] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6100] memfd_create("syzkaller", 0 [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6095] close(15 [pid 5848] newfstatat(3, "", [pid 6100] <... memfd_create resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6100] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6100] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6100] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6095] close(16) = -1 EBADF (Bad file descriptor) [pid 6095] close(17) = -1 EBADF (Bad file descriptor) [pid 6095] close(18 [pid 6097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] close(19 [pid 6100] <... write resumed>) = 131072 [pid 6099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6095] close(20./strace-static-x86_64: Process 6102 attached ./strace-static-x86_64: Process 6101 attached [pid 6100] munmap(0x7f14d0c00000, 138412032 [pid 6097] <... clone3 resumed> => {parent_tid=[46]}, 88) = 46 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6100] <... munmap resumed>) = 0 [pid 6097] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] close(21 [pid 6100] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6102] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6101] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6100] <... openat resumed>) = 4 [pid 6099] <... clone3 resumed> => {parent_tid=[50]}, 88) = 50 [pid 6097] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] close(22 [pid 6102] <... rseq resumed>) = 0 [pid 6101] <... rseq resumed>) = 0 [pid 6100] ioctl(4, LOOP_SET_FD, 3 [pid 6099] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] <... futex resumed>) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6102] set_robust_list(0x7f14d90289a0, 24 [pid 6101] set_robust_list(0x7f14d90289a0, 24 [pid 6100] <... ioctl resumed>) = 0 [pid 6099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6095] close(23 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6102] <... set_robust_list resumed>) = 0 [pid 6101] <... set_robust_list resumed>) = 0 [pid 6099] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./20/file0", [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] rt_sigprocmask(SIG_SETMASK, [], [pid 6100] close(3 [pid 6099] <... futex resumed>) = 0 [pid 6095] close(24 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6100] <... close resumed>) = 0 [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6102] memfd_create("syzkaller", 0 [pid 6101] memfd_create("syzkaller", 0 [pid 6100] close(4 [pid 6095] close(25 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6102] <... memfd_create resumed>) = 3 [pid 6101] <... memfd_create resumed>) = 3 [pid 6100] <... close resumed>) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6102] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6101] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6100] mkdir("./file0", 0777 [pid 6095] close(26 [pid 5848] <... openat resumed>) = 4 [pid 6102] <... mmap resumed>) = 0x7f14d0c00000 [pid 6101] <... mmap resumed>) = 0x7f14d0c00000 [pid 6100] <... mkdir resumed>) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6100] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] getdents64(4, [pid 6101] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6095] close(27) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6095] close(28) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(4, [pid 6102] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6095] close(29 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(4 [pid 6095] exit_group(0 [pid 5848] <... close resumed>) = 0 [pid 6102] <... write resumed>) = 131072 [pid 6096] <... futex resumed>) = ? [pid 6095] <... exit_group resumed>) = ? [pid 5848] rmdir("./20/file0" [pid 6096] +++ exited with 0 +++ [pid 5848] <... rmdir resumed>) = 0 [pid 6095] +++ exited with 0 +++ [pid 6101] <... write resumed>) = 131072 [pid 5848] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6102] munmap(0x7f14d0c00000, 138412032 [pid 6101] munmap(0x7f14d0c00000, 138412032 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6102] <... munmap resumed>) = 0 [pid 6101] <... munmap resumed>) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6102] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6101] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] <... restart_syscall resumed>) = 0 [pid 6101] <... openat resumed>) = 4 [pid 6102] <... openat resumed>) = 4 [pid 6102] ioctl(4, LOOP_SET_FD, 3 [pid 6101] ioctl(4, LOOP_SET_FD, 3 [ 91.997878][ T6100] loop2: detected capacity change from 0 to 256 [ 92.035181][ T6100] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5849] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./21", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6101] <... ioctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] unlink("./20/binderfs") = 0 [pid 6101] close(3 [pid 5848] getdents64(3, [pid 5849] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./21/file0", [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6101] <... close resumed>) = 0 [pid 5848] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6101] close(4 [pid 5849] <... openat resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 6101] <... close resumed>) = 0 [pid 5848] rmdir("./20" [pid 6101] mkdir("./file0", 0777 [pid 5849] newfstatat(4, "", [pid 5848] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, [pid 5848] mkdir("./21", 0777 [pid 6101] <... mkdir resumed>) = 0 [pid 6101] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] close(4 [pid 5848] <... openat resumed>) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5849] <... close resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5849] rmdir("./21/file0" [pid 5848] close(3 [pid 5849] <... rmdir resumed>) = 0 [pid 5849] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./21/binderfs") = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./21") = 0 [pid 5849] mkdir("./22", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] <... close resumed>) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5849] close(3 [pid 6102] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 45 ./strace-static-x86_64: Process 6103 attached [pid 6102] close(3) = 0 [pid 6103] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6102] close(4./strace-static-x86_64: Process 6104 attached [ 92.049214][ T6101] loop4: detected capacity change from 0 to 256 [ 92.054954][ T6100] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 92.057611][ T6102] loop0: detected capacity change from 0 to 256 [ 92.085215][ T6101] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6103] chdir("./21" [pid 6102] <... close resumed>) = 0 [pid 6103] <... chdir resumed>) = 0 [pid 6102] mkdir("./file0", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 49 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6102] <... mkdir resumed>) = 0 [pid 6104] set_robust_list(0x55555b6506a0, 24 [pid 6103] <... prctl resumed>) = 0 [pid 6102] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6103] setpgid(0, 0) = 0 [pid 6104] <... set_robust_list resumed>) = 0 [pid 6104] chdir("./22") = 0 [pid 6104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6104] setpgid(0, 0) = 0 [pid 6104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6104] write(3, "1000", 4) = 4 [pid 6104] close(3) = 0 [pid 6104] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6104] write(1, "executing program\n", 18) = 18 [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6104] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6104] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6103] <... openat resumed>) = 3 [ 92.110578][ T6100] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 92.122855][ T6101] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 92.140482][ T6102] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6103] write(3, "1000", 4 [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6104] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6104] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[50]}, 88) = 50 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6104] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6100] <... mount resumed>) = 0 [pid 6100] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6100] chdir("./file0"./strace-static-x86_64: Process 6105 attached [pid 6103] <... write resumed>) = 4 [pid 6101] <... mount resumed>) = 0 [pid 6100] <... chdir resumed>) = 0 [pid 6103] close(3 [pid 6101] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6100] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6100] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6100] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] <... futex resumed>) = 0 [pid 6105] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6103] <... close resumed>) = 0 [pid 6101] <... openat resumed>) = 3 [pid 6098] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... rseq resumed>) = 0 [pid 6103] symlink("/dev/binderfs", "./binderfs" [pid 6101] chdir("./file0" [pid 6100] <... futex resumed>) = 0 [pid 6098] <... futex resumed>) = 1 [pid 6100] openat(AT_FDCWD, ".", O_RDONLY [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6100] <... openat resumed>) = 4 [pid 6101] <... chdir resumed>) = 0 [pid 6100] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6098] <... futex resumed>) = 0 [pid 6100] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6098] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] set_robust_list(0x7f14d90289a0, 24 [pid 6103] <... symlink resumed>) = 0 [pid 6101] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6105] <... set_robust_list resumed>) = 0 [pid 6103] write(1, "executing program\n", 18 [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6103] <... write resumed>) = 18 [pid 6101] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6100] <... ioctl resumed>) = 0 [pid 6098] <... futex resumed>) = 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6100] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] memfd_create("syzkaller", 0 [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] <... futex resumed>) = 0 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 1 [pid 6105] <... memfd_create resumed>) = 3 [pid 6101] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6105] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6103] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6097] <... futex resumed>) = 0 [pid 6105] <... mmap resumed>) = 0x7f14d0c00000 [pid 6097] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6102] <... mount resumed>) = 0 [pid 6100] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6098] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6102] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6101] <... futex resumed>) = 0 [pid 6100] <... openat resumed>) = 5 [pid 6098] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 1 [pid 6105] <... write resumed>) = 131072 [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] <... openat resumed>) = 3 [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] munmap(0x7f14d0c00000, 138412032 [pid 6103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6102] chdir("./file0" [pid 6101] openat(AT_FDCWD, ".", O_RDONLY [pid 6100] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] <... mmap resumed>) = 0x7f14d9008000 [pid 6102] <... chdir resumed>) = 0 [pid 6101] <... openat resumed>) = 4 [pid 6100] <... futex resumed>) = 0 [pid 6098] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6100] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6098] <... futex resumed>) = 0 [pid 6105] <... munmap resumed>) = 0 [pid 6103] <... mprotect resumed>) = 0 [pid 6102] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6101] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6098] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6100] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] <... openat resumed>) = 4 [pid 6103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6102] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6101] <... futex resumed>) = 1 [pid 6100] <... futex resumed>) = 0 [ 92.158083][ T6101] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 92.174797][ T6102] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 92.189940][ T6102] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6098] close(3 [pid 6097] <... futex resumed>) = 0 [pid 6105] ioctl(4, LOOP_SET_FD, 3 [pid 6103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6102] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] <... close resumed>) = 0 [pid 6097] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... futex resumed>) = 1 [pid 6101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6099] <... futex resumed>) = 0 [pid 6098] close(4) = 0 [pid 6098] close(5) = 0 [pid 6098] close(6) = -1 EBADF (Bad file descriptor) [pid 6098] close(7) = -1 EBADF (Bad file descriptor) [pid 6098] close(8) = -1 EBADF (Bad file descriptor) [pid 6098] close(9) = -1 EBADF (Bad file descriptor) [pid 6098] close(10) = -1 EBADF (Bad file descriptor) [pid 6098] close(11) = -1 EBADF (Bad file descriptor) [pid 6098] close(12) = -1 EBADF (Bad file descriptor) [pid 6098] close(13) = -1 EBADF (Bad file descriptor) [pid 6098] close(14) = -1 EBADF (Bad file descriptor) [pid 6098] close(15 [pid 6102] openat(AT_FDCWD, ".", O_RDONLY [pid 6101] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6099] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... futex resumed>) = 0 [pid 6102] <... openat resumed>) = 4 [pid 6102] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] <... futex resumed>) = 0 [pid 6099] <... futex resumed>) = 0 [pid 6102] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6106 attached [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] close(16 [pid 6106] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] <... rseq resumed>) = 0 [pid 6099] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] close(17 [pid 6106] set_robust_list(0x7f14d90289a0, 24 [pid 6098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] <... set_robust_list resumed>) = 0 [pid 6098] close(18 [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] <... futex resumed>) = 0 [pid 6099] <... futex resumed>) = 1 [pid 6098] close(19 [pid 6102] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6098] close(20) = -1 EBADF (Bad file descriptor) [pid 6098] close(21) = -1 EBADF (Bad file descriptor) [pid 6098] close(22) = -1 EBADF (Bad file descriptor) [pid 6098] close(23) = -1 EBADF (Bad file descriptor) [pid 6098] close(24) = -1 EBADF (Bad file descriptor) [pid 6098] close(25) = -1 EBADF (Bad file descriptor) [pid 6098] close(26) = -1 EBADF (Bad file descriptor) [pid 6098] close(27) = -1 EBADF (Bad file descriptor) [pid 6098] close(28) = -1 EBADF (Bad file descriptor) [pid 6098] close(29) = -1 EBADF (Bad file descriptor) [pid 6098] exit_group(0 [pid 6100] <... futex resumed>) = ? [pid 6098] <... exit_group resumed>) = ? [pid 6103] <... clone3 resumed> => {parent_tid=[46]}, 88) = 46 [pid 6101] <... ioctl resumed>) = 0 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... ioctl resumed>) = 0 [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] <... ioctl resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 1 [pid 6105] close(3 [pid 6103] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6097] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... close resumed>) = 0 [pid 6103] <... futex resumed>) = 1 [pid 6102] <... futex resumed>) = 1 [pid 6099] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6099] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6099] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 0 [pid 6102] <... openat resumed>) = 5 [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] memfd_create("syzkaller", 0 [pid 6105] close(4 [pid 6102] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... openat resumed>) = 5 [pid 6099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] <... memfd_create resumed>) = 3 [pid 6105] <... close resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6101] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6105] mkdir("./file0", 0777 [pid 6102] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6101] <... futex resumed>) = 1 [pid 6099] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6106] <... mmap resumed>) = 0x7f14d0c00000 [pid 6105] <... mkdir resumed>) = 0 [pid 6102] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6101] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6100] +++ exited with 0 +++ [pid 6099] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] +++ exited with 0 +++ [pid 6097] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6105] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6102] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] <... futex resumed>) = 0 [pid 6106] <... write resumed>) = 131072 [ 92.239506][ T6105] loop3: detected capacity change from 0 to 256 [pid 6102] <... futex resumed>) = 0 [pid 6101] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] close(3 [pid 6097] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6102] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] <... futex resumed>) = 0 [pid 6099] <... close resumed>) = 0 [pid 6097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] <... restart_syscall resumed>) = 0 [pid 6101] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6099] close(4 [pid 6097] close(3 [pid 6099] <... close resumed>) = 0 [pid 6097] <... close resumed>) = 0 [pid 6099] close(5 [pid 6097] close(4 [pid 6099] <... close resumed>) = 0 [pid 6097] <... close resumed>) = 0 [pid 6099] close(6 [pid 6097] close(5 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = 0 [pid 6099] close(7 [pid 6097] close(6 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(8 [pid 6097] close(7 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(9 [pid 6097] close(8 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(10 [pid 6097] close(9 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(11 [pid 6097] close(10 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(12 [pid 6097] close(11 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(13 [pid 6097] close(12 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(14 [pid 6097] close(13 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(15 [pid 6097] close(14 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(16 [pid 6097] close(15 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(17 [pid 6097] close(16 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(18 [pid 6097] close(17 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(19 [pid 6097] close(18 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(20 [pid 6097] close(19 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(21 [pid 6097] close(20 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(22 [pid 6097] close(21 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(23 [pid 6097] close(22 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(24 [pid 6097] close(23 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(25 [pid 6097] close(24 [pid 6106] munmap(0x7f14d0c00000, 138412032 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6106] <... munmap resumed>) = 0 [pid 6099] close(26 [pid 6097] close(25 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6106] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] <... openat resumed>) = 4 [pid 5846] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6106] ioctl(4, LOOP_SET_FD, 3 [pid 6099] close(27 [pid 6097] close(26 [pid 5846] <... openat resumed>) = 3 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(28 [pid 6097] close(27 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6099] close(29 [pid 6097] close(28 [pid 6099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] <... ioctl resumed>) = 0 [pid 6099] exit_group(0 [pid 6097] close(29 [pid 5846] newfstatat(3, "", [pid 6097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] exit_group(0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6101] <... futex resumed>) = ? [pid 6097] <... exit_group resumed>) = ? [pid 5846] getdents64(3, [pid 6101] +++ exited with 0 +++ [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6102] <... futex resumed>) = ? [pid 6099] <... exit_group resumed>) = ? [pid 5846] <... umount2 resumed>) = 0 [pid 6102] +++ exited with 0 +++ [pid 5846] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./23/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6099] +++ exited with 0 +++ [pid 5846] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6097] +++ exited with 0 +++ [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... openat resumed>) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./23/file0" [pid 6106] close(3 [pid 5850] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... rmdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6106] <... close resumed>) = 0 [ 92.302717][ T6105] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 92.326994][ T6106] loop1: detected capacity change from 0 to 256 [pid 5846] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6106] close(4 [pid 5850] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6106] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(AT_FDCWD, "./23/binderfs", [pid 6106] mkdir("./file0", 0777 [pid 5850] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6106] <... mkdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5847] newfstatat(3, "", [pid 5846] unlink("./23/binderfs" [pid 6106] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... unlink resumed>) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./23") = 0 [pid 5846] mkdir("./24", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... close resumed>) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6107 attached [pid 5850] <... umount2 resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./22/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 53 [pid 5847] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 92.357775][ T6105] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 92.380655][ T6106] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(4, "", [pid 6107] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6107] <... set_robust_list resumed>) = 0 [pid 6107] chdir("./24" [pid 5850] newfstatat(AT_FDCWD, "./21/file0", [pid 5847] getdents64(4, [pid 6107] <... chdir resumed>) = 0 [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6107] <... prctl resumed>) = 0 [pid 6107] setpgid(0, 0 [pid 5850] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] getdents64(4, [pid 6107] <... setpgid resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] close(4 [pid 6107] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 4 [pid 5847] <... close resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5847] rmdir("./22/file0" [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6107] write(3, "1000", 4 [pid 5850] getdents64(4, [pid 6107] <... write resumed>) = 4 [pid 5847] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6107] close(3 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6107] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(4, [pid 6107] symlink("/dev/binderfs", "./binderfs" [pid 5847] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6107] <... symlink resumed>) = 0 [pid 5850] close(4executing program [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6107] write(1, "executing program\n", 18 [pid 5850] <... close resumed>) = 0 [pid 6107] <... write resumed>) = 18 [pid 5850] rmdir("./21/file0" [pid 5847] unlink("./22/binderfs" [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 5850] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... unlink resumed>) = 0 [pid 6107] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(3, [pid 6107] <... rt_sigaction resumed>NULL, 8) = 0 [ 92.400604][ T6105] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 92.408625][ T6106] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5850] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6105] <... mount resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] close(3 [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] unlink("./21/binderfs" [pid 5847] <... close resumed>) = 0 [pid 6107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6105] <... openat resumed>) = 3 [pid 5850] <... unlink resumed>) = 0 [pid 5847] rmdir("./22" [pid 6107] <... mmap resumed>) = 0x7f14d9008000 [pid 6105] chdir("./file0" [pid 5850] getdents64(3, [pid 5847] <... rmdir resumed>) = 0 [pid 6105] <... chdir resumed>) = 0 [pid 6105] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6105] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6104] <... futex resumed>) = 0 [pid 6105] openat(AT_FDCWD, ".", O_RDONLY [pid 6104] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... openat resumed>) = 4 [pid 6104] <... futex resumed>) = 0 [pid 6105] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... futex resumed>) = 0 [pid 6104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] mkdir("./23", 0777 [pid 6105] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6104] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6107] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6106] <... mount resumed>) = 0 [pid 6105] <... ioctl resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6107] <... mprotect resumed>) = 0 [pid 5850] close(3 [pid 6106] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6105] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6107] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6106] <... openat resumed>) = 3 [pid 6105] <... futex resumed>) = 1 [pid 6104] <... futex resumed>) = 0 [pid 5850] rmdir("./21" [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6107] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6106] chdir("./file0" [pid 6105] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5847] close(3./strace-static-x86_64: Process 6108 attached [pid 6106] <... chdir resumed>) = 0 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] <... futex resumed>) = 0 [pid 5850] mkdir("./22", 0777 [pid 5847] <... close resumed>) = 0 [pid 6107] <... clone3 resumed> => {parent_tid=[54]}, 88) = 54 [pid 6106] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6108] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6106] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6105] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 51 [pid 6106] <... futex resumed>) = 1 [pid 6107] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6107] <... futex resumed>) = 0 [pid 6106] openat(AT_FDCWD, ".", O_RDONLY [pid 6103] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6108] <... rseq resumed>) = 0 [pid 6106] <... openat resumed>) = 4 [pid 6105] <... openat resumed>) = 5 [pid 6103] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6106] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6106] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... ioctl resumed>) = 0 [pid 6106] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6103] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3./strace-static-x86_64: Process 6109 attached [pid 6108] set_robust_list(0x7f14d90289a0, 24 [pid 6105] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... futex resumed>) = 0 [pid 6109] set_robust_list(0x55555b6506a0, 24 [pid 6108] <... set_robust_list resumed>) = 0 [pid 6105] <... futex resumed>) = 1 [pid 6104] <... futex resumed>) = 0 [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], [pid 6105] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] chdir("./23" [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... chdir resumed>) = 0 [pid 6108] memfd_create("syzkaller", 0 [pid 6105] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6104] <... futex resumed>) = 0 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6108] <... memfd_create resumed>) = 3 [pid 6105] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6104] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... prctl resumed>) = 0 [pid 6108] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6105] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] setpgid(0, 0 [pid 6108] <... mmap resumed>) = 0x7f14d0c00000 [pid 6105] <... futex resumed>) = 0 [pid 6104] close(3 [pid 6109] <... setpgid resumed>) = 0 [pid 6108] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6105] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6108] <... write resumed>) = 131072 [pid 6104] close(4 [pid 6109] <... openat resumed>) = 3 [pid 6106] <... ioctl resumed>) = 0 [pid 6104] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6106] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] write(3, "1000", 4 [pid 6106] <... futex resumed>) = 1 [pid 6104] close(5 [pid 6103] <... futex resumed>) = 0 [pid 6109] <... write resumed>) = 4 [pid 6108] munmap(0x7f14d0c00000, 138412032 [pid 6104] <... close resumed>) = 0 [pid 6103] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] close(3 [pid 6108] <... munmap resumed>) = 0 [pid 6104] close(6 [pid 6103] <... futex resumed>) = 0 [pid 6109] <... close resumed>) = 0 [pid 6106] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] symlink("/dev/binderfs", "./binderfs" [pid 6104] close(7 [pid 6109] <... symlink resumed>) = 0 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 92.474220][ T6106] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6108] openat(AT_FDCWD, "/dev/loop2", O_RDWRexecuting program [pid 6104] close(8 [pid 6109] write(1, "executing program\n", 18 [pid 6108] <... openat resumed>) = 4 [pid 6106] <... openat resumed>) = 5 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6110 attached [pid 6109] <... write resumed>) = 18 [pid 6108] ioctl(4, LOOP_SET_FD, 3 [pid 6106] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] close(9 [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6110] set_robust_list(0x55555b6506a0, 24 [pid 6109] <... futex resumed>) = 0 [pid 6106] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 47 [pid 6110] <... set_robust_list resumed>) = 0 [pid 6106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] <... futex resumed>) = 0 [pid 6103] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6110] chdir("./22" [pid 6106] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6110] <... chdir resumed>) = 0 [pid 6106] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6106] <... futex resumed>) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6106] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] close(3 [pid 6109] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6104] close(10 [pid 6103] <... close resumed>) = 0 [pid 6109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(4 [pid 6110] <... prctl resumed>) = 0 [pid 6109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6104] close(11 [pid 6103] <... close resumed>) = 0 [pid 6110] setpgid(0, 0 [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(5 [pid 6110] <... setpgid resumed>) = 0 [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6104] close(12 [pid 6103] <... close resumed>) = 0 [pid 6110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6109] <... mmap resumed>) = 0x7f14d9008000 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(6 [pid 6110] <... openat resumed>) = 3 [pid 6109] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6104] close(13 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] write(3, "1000", 4 [pid 6109] <... mprotect resumed>) = 0 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(7 [pid 6110] <... write resumed>) = 4 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] close(3 [pid 6103] close(8 [pid 6110] <... close resumed>) = 0 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] symlink("/dev/binderfs", "./binderfs" [pid 6103] close(9 [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6104] close(14 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6104] close(15 [pid 6103] close(10 [pid 6110] <... symlink resumed>) = 0 [pid 6109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6111 attached [pid 6104] close(16 [pid 6109] <... clone3 resumed> => {parent_tid=[52]}, 88) = 52 executing program [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(11 [pid 6111] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6110] write(1, "executing program\n", 18 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], [pid 6104] close(17 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... write resumed>) = 18 [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(12 [pid 6111] <... rseq resumed>) = 0 [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... ioctl resumed>) = 0 [pid 6104] close(18 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6111] set_robust_list(0x7f14d90289a0, 24 [pid 6110] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6108] close(3 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(13 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6110] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6108] <... close resumed>) = 0 [pid 6104] close(19 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6111] rt_sigprocmask(SIG_SETMASK, [], [pid 6110] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6108] close(4 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6108] <... close resumed>) = 0 [pid 6104] close(20 [pid 6103] close(14 [pid 6111] memfd_create("syzkaller", 0 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6108] mkdir("./file0", 0777 [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6103] close(15) = -1 EBADF (Bad file descriptor) [pid 6103] close(16 [pid 6110] <... mmap resumed>) = 0x7f14d9008000 [pid 6108] <... mkdir resumed>) = 0 [pid 6104] close(21 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6108] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... mprotect resumed>) = 0 [ 92.537210][ T6108] loop2: detected capacity change from 0 to 256 [pid 6103] close(17 [pid 6111] <... memfd_create resumed>) = 3 [pid 6110] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6104] close(22 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6104] close(23) = -1 EBADF (Bad file descriptor) [pid 6104] close(24) = -1 EBADF (Bad file descriptor) [pid 6103] close(18) = -1 EBADF (Bad file descriptor) [pid 6104] close(25) = -1 EBADF (Bad file descriptor) [pid 6104] close(26) = -1 EBADF (Bad file descriptor) [pid 6104] close(27) = -1 EBADF (Bad file descriptor) [pid 6111] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6104] close(28) = -1 EBADF (Bad file descriptor) [pid 6104] close(29) = -1 EBADF (Bad file descriptor) [pid 6103] close(19 [pid 6110] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6112 attached [pid 6111] <... mmap resumed>) = 0x7f14d0c00000 [pid 6104] exit_group(0 [pid 6103] close(20 [pid 6111] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6105] <... futex resumed>) = ? [pid 6104] <... exit_group resumed>) = ? [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6112] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6105] +++ exited with 0 +++ [pid 6104] +++ exited with 0 +++ [pid 6103] close(21) = -1 EBADF (Bad file descriptor) [pid 6112] <... rseq resumed>) = 0 [pid 6111] <... write resumed>) = 131072 [pid 6110] <... clone3 resumed> => {parent_tid=[48]}, 88) = 48 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6111] munmap(0x7f14d0c00000, 138412032 [pid 5849] newfstatat(3, "", [pid 6111] <... munmap resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6111] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6112] set_robust_list(0x7f14d90289a0, 24 [pid 6110] rt_sigprocmask(SIG_SETMASK, [], [ 92.579286][ T6108] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 92.604110][ T6108] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6103] close(22 [pid 6111] <... openat resumed>) = 4 [pid 6112] <... set_robust_list resumed>) = 0 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6112] rt_sigprocmask(SIG_SETMASK, [], [pid 6111] ioctl(4, LOOP_SET_FD, 3 [pid 6103] close(23 [pid 5849] <... umount2 resumed>) = 0 [pid 6112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6110] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] close(24 [pid 5849] newfstatat(AT_FDCWD, "./22/file0", [pid 6112] memfd_create("syzkaller", 0 [pid 6110] <... futex resumed>) = 0 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6103] close(25 [pid 5849] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6103] close(26 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6103] close(27 [pid 5849] <... openat resumed>) = 4 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 6103] close(28 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./22/file0" [pid 6103] close(29 [pid 5849] <... rmdir resumed>) = 0 [pid 6112] <... memfd_create resumed>) = 3 [pid 6103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./22/binderfs", [pid 6112] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6103] exit_group(0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6112] <... mmap resumed>) = 0x7f14d0c00000 [pid 6103] <... exit_group resumed>) = ? [pid 5849] unlink("./22/binderfs" [pid 6106] <... futex resumed>) = ? [pid 5849] <... unlink resumed>) = 0 [pid 6106] +++ exited with 0 +++ [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./22") = 0 [pid 5849] mkdir("./23", 0777 [pid 6112] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 6112] <... write resumed>) = 131072 [pid 6103] +++ exited with 0 +++ [pid 6111] <... ioctl resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6111] close(3) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6112] munmap(0x7f14d0c00000, 138412032 [pid 6111] close(4 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6111] <... close resumed>) = 0 [pid 6111] mkdir("./file0", 0777 [pid 5849] close(3 [pid 6112] <... munmap resumed>) = 0 [pid 6111] <... mkdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6113 attached [pid 6113] set_robust_list(0x55555b6506a0, 24 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 51 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6113] chdir("./23") = 0 [pid 6113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6113] setpgid(0, 0) = 0 [pid 6113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6111] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6113] <... openat resumed>) = 3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6113] write(3, "1000", 4) = 4 [pid 6113] close(3) = 0 [pid 6113] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6112] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6113] write(1, "executing program\n", 18executing program ) = 18 [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6113] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 92.627605][ T6111] loop0: detected capacity change from 0 to 256 [ 92.648237][ T6108] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6113] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6113] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6114 attached => {parent_tid=[52]}, 88) = 52 [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] <... rseq resumed>) = 0 [pid 6113] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] set_robust_list(0x7f14d90289a0, 24 [pid 6113] <... futex resumed>) = 0 [pid 6114] <... set_robust_list resumed>) = 0 [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6114] memfd_create("syzkaller", 0) = 3 [pid 6114] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6114] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6108] <... mount resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6112] <... openat resumed>) = 4 [pid 6108] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6108] chdir("./file0" [pid 6112] ioctl(4, LOOP_SET_FD, 3 [pid 6108] <... chdir resumed>) = 0 [pid 6108] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] newfstatat(3, "", [pid 6108] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6114] <... write resumed>) = 131072 [pid 6108] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6107] <... futex resumed>) = 0 [pid 6108] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] <... futex resumed>) = 0 [pid 6108] openat(AT_FDCWD, ".", O_RDONLY [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] <... openat resumed>) = 4 [pid 6108] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6107] <... futex resumed>) = 0 [pid 6114] munmap(0x7f14d0c00000, 138412032 [pid 6108] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... munmap resumed>) = 0 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] <... futex resumed>) = 0 [pid 6112] <... ioctl resumed>) = 0 [pid 6108] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6114] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] getdents64(3, [pid 6114] <... openat resumed>) = 4 [pid 6108] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6108] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] ioctl(4, LOOP_SET_FD, 3 [pid 6108] <... futex resumed>) = 1 [pid 6107] <... futex resumed>) = 0 [pid 5848] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6107] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 5848] <... umount2 resumed>) = 0 [pid 6108] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6107] <... futex resumed>) = 0 [pid 6108] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6107] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6107] <... futex resumed>) = 0 [pid 6108] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6108] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] close(3) = 0 [pid 6107] close(4) = 0 [pid 6107] close(5) = 0 [pid 6107] close(6 [pid 5848] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6107] close(7 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6107] close(8) = -1 EBADF (Bad file descriptor) [pid 6107] close(9) = -1 EBADF (Bad file descriptor) [pid 6107] close(10) = -1 EBADF (Bad file descriptor) [pid 6107] close(11) = -1 EBADF (Bad file descriptor) [pid 6107] close(12) = -1 EBADF (Bad file descriptor) [pid 6107] close(13) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./21/file0", [pid 6107] close(14) = -1 EBADF (Bad file descriptor) [pid 6107] close(15) = -1 EBADF (Bad file descriptor) [pid 6114] <... ioctl resumed>) = 0 [pid 6107] close(16 [ 92.678517][ T6111] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 92.696883][ T6112] loop4: detected capacity change from 0 to 256 [ 92.707151][ T6114] loop3: detected capacity change from 0 to 256 [pid 6114] close(3 [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6114] <... close resumed>) = 0 [pid 6107] close(17 [pid 6114] close(4 [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6107] close(18) = -1 EBADF (Bad file descriptor) [pid 6107] close(19) = -1 EBADF (Bad file descriptor) [pid 6107] close(20) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6114] <... close resumed>) = 0 [pid 6112] close(3 [pid 6107] close(21 [pid 6114] mkdir("./file0", 0777 [pid 6112] <... close resumed>) = 0 [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6114] <... mkdir resumed>) = 0 [pid 6112] close(4 [pid 6107] close(22 [pid 6114] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6112] <... close resumed>) = 0 [pid 6107] close(23 [pid 6112] mkdir("./file0", 0777 [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6112] <... mkdir resumed>) = 0 [pid 6107] close(24 [pid 6112] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] <... openat resumed>) = 4 [pid 6107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", [pid 6107] close(25) = -1 EBADF (Bad file descriptor) [pid 6107] close(26) = -1 EBADF (Bad file descriptor) [pid 6107] close(27) = -1 EBADF (Bad file descriptor) [pid 6107] close(28) = -1 EBADF (Bad file descriptor) [pid 6107] close(29) = -1 EBADF (Bad file descriptor) [pid 6107] exit_group(0) = ? [pid 6108] <... futex resumed>) = ? [pid 6108] +++ exited with 0 +++ [pid 6107] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(4, [pid 5846] <... openat resumed>) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4 [pid 5846] getdents64(3, [pid 5848] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] rmdir("./21/file0" [pid 5846] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... rmdir resumed>) = 0 [pid 5848] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./21/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = 0 [ 92.725479][ T6111] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 92.738816][ T6114] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 92.751612][ T6112] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 92.756776][ T6114] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5846] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./24/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./24/file0") = 0 [pid 5846] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] close(3 [pid 5846] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5848] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] rmdir("./21") = 0 [pid 5846] unlink("./24/binderfs" [pid 5848] mkdir("./22", 0777 [pid 5846] <... unlink resumed>) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./24") = 0 [pid 5846] mkdir("./25", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3 [pid 5848] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5846] <... close resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6111] <... mount resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 6111] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] close(3 [pid 6111] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6111] chdir("./file0") = 0 [ 92.786434][ T6111] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 92.811903][ T6112] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. ./strace-static-x86_64: Process 6115 attached [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6111] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6115] set_robust_list(0x55555b6506a0, 24 [pid 6111] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 55 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6115] chdir("./25") = 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6115] setpgid(0, 0) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6111] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6115] <... openat resumed>) = 3 [pid 6114] <... mount resumed>) = 0 [pid 6112] <... mount resumed>) = 0 [pid 6111] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6114] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6112] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 6116 attached [pid 6116] set_robust_list(0x55555b6506a0, 24 [pid 6115] write(3, "1000", 4 [pid 6112] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 47 [pid 6116] <... set_robust_list resumed>) = 0 [pid 6115] <... write resumed>) = 4 [pid 6114] <... openat resumed>) = 3 [pid 6112] chdir("./file0" [pid 6109] <... futex resumed>) = 0 [pid 6116] chdir("./22" [pid 6115] close(3 [pid 6114] chdir("./file0" [pid 6112] <... chdir resumed>) = 0 [pid 6109] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... chdir resumed>) = 0 [pid 6115] <... close resumed>) = 0 [pid 6114] <... chdir resumed>) = 0 [pid 6112] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6111] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 1 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6115] symlink("/dev/binderfs", "./binderfs" [pid 6114] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6112] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6111] openat(AT_FDCWD, ".", O_RDONLY [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... prctl resumed>) = 0 executing program [pid 6115] <... symlink resumed>) = 0 [pid 6114] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6112] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... openat resumed>) = 4 [pid 6116] setpgid(0, 0 [pid 6115] write(1, "executing program\n", 18 [pid 6114] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = 1 [pid 6111] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... futex resumed>) = 0 [pid 6116] <... setpgid resumed>) = 0 [pid 6114] <... futex resumed>) = 1 [pid 6112] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] <... futex resumed>) = 1 [pid 6110] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6114] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6111] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] <... futex resumed>) = 0 [pid 6116] <... openat resumed>) = 3 [pid 6112] openat(AT_FDCWD, ".", O_RDONLY [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... openat resumed>) = 4 [pid 6116] write(3, "1000", 4 [pid 6112] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... write resumed>) = 4 [pid 6115] <... write resumed>) = 18 [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6110] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6116] close(3 [pid 6113] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6110] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... close resumed>) = 0 [pid 6110] <... futex resumed>) = 0 [pid 6116] symlink("/dev/binderfs", "./binderfs" [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... symlink resumed>) = 0 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... futex resumed>) = 0 [pid 6113] <... futex resumed>) = 1 [pid 6109] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6116] write(1, "executing program\n", 18 [pid 6115] <... futex resumed>) = 0 [pid 6114] openat(AT_FDCWD, ".", O_RDONLY [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 1 [pid 6115] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6114] <... openat resumed>) = 4 [pid 6111] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6114] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... write resumed>) = 18 [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6116] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6116] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6114] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6113] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6117 attached [pid 6115] <... mmap resumed>) = 0x7f14d9008000 [pid 6114] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6115] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6117] <... rseq resumed>) = 0 [pid 6117] set_robust_list(0x7f14d90289a0, 24 [pid 6116] <... clone3 resumed> => {parent_tid=[48]}, 88) = 48 [pid 6115] <... mprotect resumed>) = 0 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6116] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... set_robust_list resumed>) = 0 [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6115] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6117] memfd_create("syzkaller", 0 [pid 6115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [ 92.837560][ T6112] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 92.851109][ T6114] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6112] <... ioctl resumed>) = 0 [pid 6114] <... ioctl resumed>) = 0 [pid 6112] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... ioctl resumed>) = 0 [pid 6114] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = 1 [pid 6111] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... futex resumed>) = 0 [pid 6114] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6112] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] <... futex resumed>) = 1 [pid 6110] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... futex resumed>) = 0 [pid 6115] <... clone3 resumed> => {parent_tid=[56]}, 88) = 56 ./strace-static-x86_64: Process 6118 attached [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6111] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] <... futex resumed>) = 0 [pid 6109] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6113] <... futex resumed>) = 0 [pid 6112] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... futex resumed>) = 0 [pid 6118] <... rseq resumed>) = 0 [pid 6117] <... memfd_create resumed>) = 3 [pid 6115] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... openat resumed>) = 5 [pid 6111] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] set_robust_list(0x7f14d90289a0, 24 [pid 6117] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6115] <... futex resumed>) = 0 [pid 6114] <... openat resumed>) = 5 [pid 6111] <... openat resumed>) = 5 [pid 6118] <... set_robust_list resumed>) = 0 [pid 6117] <... mmap resumed>) = 0x7f14d0c00000 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6114] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6111] <... futex resumed>) = 1 [pid 6110] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6114] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6110] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] memfd_create("syzkaller", 0 [pid 6114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6113] <... futex resumed>) = 0 [pid 6112] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6111] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6110] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6114] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6113] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... memfd_create resumed>) = 3 [pid 6114] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6112] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6111] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6117] <... write resumed>) = 131072 [pid 6114] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] close(3 [pid 6118] <... mmap resumed>) = 0x7f14d0c00000 [pid 6117] munmap(0x7f14d0c00000, 138412032 [pid 6114] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6110] <... futex resumed>) = 0 [pid 6118] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6114] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] close(3 [pid 6110] close(3 [pid 6109] <... close resumed>) = 0 [pid 6113] <... close resumed>) = 0 [pid 6110] <... close resumed>) = 0 [pid 6113] close(4 [pid 6112] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] close(4 [pid 6109] close(4 [pid 6113] <... close resumed>) = 0 [pid 6110] <... close resumed>) = 0 [pid 6117] <... munmap resumed>) = 0 [pid 6113] close(5 [pid 6110] close(5 [pid 6109] <... close resumed>) = 0 [pid 6113] <... close resumed>) = 0 [pid 6110] <... close resumed>) = 0 [pid 6113] close(6 [pid 6110] close(6 [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6118] <... write resumed>) = 131072 [pid 6117] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6113] close(7 [pid 6110] close(7 [pid 6109] close(5 [pid 6118] munmap(0x7f14d0c00000, 138412032 [pid 6117] <... openat resumed>) = 4 [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... close resumed>) = 0 [pid 6113] close(8 [pid 6110] close(8 [pid 6109] close(6 [pid 6118] <... munmap resumed>) = 0 [pid 6117] ioctl(4, LOOP_SET_FD, 3 [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6118] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6113] close(9 [pid 6110] close(9 [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] close(10) = -1 EBADF (Bad file descriptor) [pid 6113] close(11) = -1 EBADF (Bad file descriptor) [pid 6113] close(12) = -1 EBADF (Bad file descriptor) [pid 6113] close(13) = -1 EBADF (Bad file descriptor) [pid 6113] close(14 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] close(10 [pid 6113] close(15 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] close(11 [pid 6113] close(16 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] close(12 [pid 6113] close(17) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(7 [pid 6113] close(18 [pid 6110] close(13 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(8 [pid 6113] close(19 [pid 6110] close(14 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(9 [pid 6113] close(20 [pid 6110] close(15 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(10 [pid 6113] close(21 [pid 6110] close(16 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(11 [pid 6113] close(22 [pid 6110] close(17 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(12 [pid 6113] close(23 [pid 6110] close(18 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(13 [pid 6113] close(24 [pid 6110] close(19 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(14 [pid 6113] close(25 [pid 6110] close(20 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(15 [pid 6113] close(26 [pid 6110] close(21 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(16 [pid 6118] <... openat resumed>) = 4 [pid 6113] close(27 [pid 6110] close(22 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(17 [pid 6118] ioctl(4, LOOP_SET_FD, 3 [pid 6117] <... ioctl resumed>) = 0 [pid 6113] close(28 [pid 6110] close(23 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6117] close(3 [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(18 [pid 6113] close(29 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(19 [pid 6113] exit_group(0 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6114] <... futex resumed>) = ? [pid 6113] <... exit_group resumed>) = ? [pid 6109] close(20 [pid 6118] <... ioctl resumed>) = 0 [pid 6117] <... close resumed>) = 0 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6118] close(3 [pid 6117] close(4 [pid 6110] close(24 [pid 6118] <... close resumed>) = 0 [pid 6117] <... close resumed>) = 0 [pid 6118] close(4 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6117] mkdir("./file0", 0777 [pid 6118] <... close resumed>) = 0 [pid 6110] close(25 [pid 6118] mkdir("./file0", 0777 [pid 6117] <... mkdir resumed>) = 0 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] close(26 [pid 6109] close(21 [pid 6118] <... mkdir resumed>) = 0 [pid 6117] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(22 [pid 6110] close(27 [pid 6118] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(23) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(24) = -1 EBADF (Bad file descriptor) [pid 6109] close(25 [pid 6110] close(28 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] close(26 [pid 6110] close(29 [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6114] +++ exited with 0 +++ [pid 6113] +++ exited with 0 +++ [pid 6109] close(27) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6109] close(28 [pid 6110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] exit_group(0 [pid 6109] close(29 [pid 6112] <... futex resumed>) = ? [pid 6110] <... exit_group resumed>) = ? [pid 6109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] exit_group(0 [pid 6111] <... futex resumed>) = ? [pid 6109] <... exit_group resumed>) = ? [pid 6111] +++ exited with 0 +++ [pid 6109] +++ exited with 0 +++ [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 92.957642][ T6117] loop1: detected capacity change from 0 to 256 [ 92.976432][ T6118] loop2: detected capacity change from 0 to 256 [ 92.991242][ T6118] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6112] +++ exited with 0 +++ [pid 6110] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./23/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] newfstatat(3, "", [pid 5847] getdents64(4, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] getdents64(3, [pid 5847] close(4 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... close resumed>) = 0 [pid 5849] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] rmdir("./23/file0") = 0 [pid 5847] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5850] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./23/binderfs") = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./23") = 0 [pid 5847] mkdir("./24", 0777) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [ 93.009276][ T6117] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.031231][ T6118] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 93.041695][ T6117] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5847] close(3) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./23/file0", [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6119 attached [pid 5849] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./23/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 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 53 [pid 6119] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6119] chdir("./24" [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6117] <... mount resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5849] getdents64(4, [pid 6117] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6119] <... chdir resumed>) = 0 [pid 6117] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6117] chdir("./file0" [pid 5850] newfstatat(AT_FDCWD, "./22/file0", [pid 6119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] close(4 [pid 6119] <... prctl resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... close resumed>) = 0 [pid 6119] setpgid(0, 0 [pid 6117] <... chdir resumed>) = 0 [pid 5850] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] rmdir("./23/file0" [pid 6117] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6119] <... setpgid resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 6117] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6117] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 5849] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6119] <... openat resumed>) = 3 [pid 6117] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6117] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] write(3, "1000", 4 [pid 6117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6116] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./23/binderfs", [pid 6119] <... write resumed>) = 4 [pid 6117] openat(AT_FDCWD, ".", O_RDONLY [pid 6116] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6119] close(3 [pid 6117] <... openat resumed>) = 4 [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6119] <... close resumed>) = 0 [ 93.066366][ T6117] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6117] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] getdents64(4, [pid 5849] unlink("./23/binderfs" [pid 6119] symlink("/dev/binderfs", "./binderfs" [pid 6117] <... futex resumed>) = 0 [pid 6116] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6117] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6116] <... futex resumed>) = 0 [pid 5850] close(4 [pid 6119] <... symlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6119] write(1, "executing program\n", 18 [pid 5849] getdents64(3, [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6119] <... write resumed>) = 18 [pid 5850] rmdir("./22/file0" [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] close(3 [pid 5850] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./22/binderfs") = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./22" [pid 6119] <... futex resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5850] mkdir("./23", 0777 [pid 6119] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] rmdir("./23" [pid 5850] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] close(3 [pid 6119] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] mkdir("./24", 0777 [pid 6119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6119] <... mmap resumed>) = 0x7f14d9008000 [pid 6119] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6119] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6120 attached [pid 6119] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... openat resumed>) = 3 [pid 6119] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6120] set_robust_list(0x55555b6506a0, 24 [pid 6119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 49 [pid 5849] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6121 attached [pid 6120] <... set_robust_list resumed>) = 0 [pid 6121] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6120] chdir("./23" [pid 6119] <... clone3 resumed> => {parent_tid=[54]}, 88) = 54 [pid 5849] <... ioctl resumed>) = 0 [pid 6121] <... rseq resumed>) = 0 [pid 6119] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] close(3 [pid 6121] set_robust_list(0x7f14d90289a0, 24 [pid 6119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] <... chdir resumed>) = 0 [pid 6118] <... mount resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6121] <... set_robust_list resumed>) = 0 [pid 6120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6119] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] rt_sigprocmask(SIG_SETMASK, [], [pid 6120] <... prctl resumed>) = 0 [pid 6120] setpgid(0, 0 [pid 6118] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] <... setpgid resumed>) = 0 [pid 6119] <... futex resumed>) = 0 [pid 6118] <... openat resumed>) = 3 [pid 6121] memfd_create("syzkaller", 0 [pid 6120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6121] <... memfd_create resumed>) = 3 [pid 6120] <... openat resumed>) = 3 [pid 6118] chdir("./file0" [pid 6117] <... ioctl resumed>) = 0 [pid 6121] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6120] write(3, "1000", 4 [pid 6118] <... chdir resumed>) = 0 [pid 6117] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] <... mmap resumed>) = 0x7f14d0c00000 [pid 6120] <... write resumed>) = 4 [pid 6118] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6117] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6121] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6120] close(3 [pid 6118] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6117] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6120] <... close resumed>) = 0 [pid 6118] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6116] <... futex resumed>) = 0 [pid 6120] symlink("/dev/binderfs", "./binderfs" [pid 6118] <... futex resumed>) = 1 [pid 6117] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6122 attached [pid 6121] <... write resumed>) = 131072 [pid 6120] <... symlink resumed>) = 0 [pid 6118] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] <... openat resumed>) = 5 [pid 6115] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... futex resumed>) = 0 [pid 6118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] write(1, "executing program\n", 18 [pid 6118] openat(AT_FDCWD, ".", O_RDONLY [pid 6117] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6116] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... write resumed>) = 18 [pid 6118] <... openat resumed>) = 4 [pid 6117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6116] <... futex resumed>) = 0 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6116] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] <... futex resumed>) = 0 [pid 6118] <... futex resumed>) = 1 [pid 6117] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6115] <... futex resumed>) = 0 [pid 6120] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6118] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6115] <... futex resumed>) = 0 [pid 6120] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6118] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6117] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] close(3 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] <... close resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 53 [pid 6120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] close(4 [pid 6120] <... mmap resumed>) = 0x7f14d9008000 [pid 6116] <... close resumed>) = 0 [ 93.109925][ T6118] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6120] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6116] close(5 [pid 6120] <... mprotect resumed>) = 0 [pid 6116] <... close resumed>) = 0 [pid 6120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6116] close(6) = -1 EBADF (Bad file descriptor) [pid 6116] close(7) = -1 EBADF (Bad file descriptor) [pid 6116] close(8) = -1 EBADF (Bad file descriptor) [pid 6116] close(9) = -1 EBADF (Bad file descriptor) [pid 6120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6116] close(10 [pid 6120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6123 attached [pid 6116] close(11 [pid 6122] set_robust_list(0x55555b6506a0, 24 [pid 6121] munmap(0x7f14d0c00000, 138412032 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6121] <... munmap resumed>) = 0 [pid 6116] close(12 [pid 6123] <... rseq resumed>) = 0 [pid 6120] <... clone3 resumed> => {parent_tid=[50]}, 88) = 50 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] set_robust_list(0x7f14d90289a0, 24 [pid 6120] rt_sigprocmask(SIG_SETMASK, [], [pid 6116] close(13 [pid 6123] <... set_robust_list resumed>) = 0 [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6120] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] close(14 [pid 6123] memfd_create("syzkaller", 0 [pid 6120] <... futex resumed>) = 0 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] <... memfd_create resumed>) = 3 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6116] close(15 [pid 6123] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] <... mmap resumed>) = 0x7f14d0c00000 [pid 6121] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6116] close(16 [pid 6123] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6122] chdir("./24" [pid 6121] <... openat resumed>) = 4 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6121] ioctl(4, LOOP_SET_FD, 3 [pid 6122] <... chdir resumed>) = 0 [pid 6116] close(17) = -1 EBADF (Bad file descriptor) [pid 6116] close(18) = -1 EBADF (Bad file descriptor) [pid 6116] close(19) = -1 EBADF (Bad file descriptor) [pid 6116] close(20 [pid 6123] <... write resumed>) = 131072 [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6116] close(21 [pid 6122] <... prctl resumed>) = 0 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6116] close(22 [pid 6123] munmap(0x7f14d0c00000, 138412032 [pid 6118] <... ioctl resumed>) = 0 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] <... munmap resumed>) = 0 [pid 6118] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] close(23 [pid 6118] <... futex resumed>) = 1 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] <... futex resumed>) = 0 [pid 6118] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6116] close(24 [pid 6115] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... openat resumed>) = 5 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] <... futex resumed>) = 0 [pid 6116] close(25 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6116] close(26) = -1 EBADF (Bad file descriptor) [pid 6123] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6116] close(27 [pid 6123] <... openat resumed>) = 4 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] ioctl(4, LOOP_SET_FD, 3 [pid 6118] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] close(28 [pid 6122] setpgid(0, 0 [pid 6121] <... ioctl resumed>) = 0 [pid 6122] <... setpgid resumed>) = 0 [pid 6118] <... futex resumed>) = 1 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] <... futex resumed>) = 0 [pid 6118] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6116] close(29 [pid 6115] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] <... futex resumed>) = 0 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6116] exit_group(0 [pid 6115] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... exit_group resumed>) = ? [pid 6122] <... openat resumed>) = 3 [pid 6118] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6117] <... futex resumed>) = ? [pid 6122] write(3, "1000", 4 [pid 6121] close(3 [pid 6122] <... write resumed>) = 4 [pid 6121] <... close resumed>) = 0 [pid 6122] close(3 [pid 6121] close(4 [pid 6118] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] +++ exited with 0 +++ [pid 6116] +++ exited with 0 +++ [pid 6122] <... close resumed>) = 0 [pid 6122] symlink("/dev/binderfs", "./binderfs" [pid 6121] <... close resumed>) = 0 [pid 6118] <... futex resumed>) = 1 [pid 6115] <... futex resumed>) = 0 executing program [pid 6122] <... symlink resumed>) = 0 [pid 6121] mkdir("./file0", 0777 [pid 6118] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6115] close(3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6121] <... mkdir resumed>) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6115] <... close resumed>) = 0 [pid 6122] write(1, "executing program\n", 18 [pid 6121] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6115] close(4 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6122] <... write resumed>) = 18 [pid 6115] <... close resumed>) = 0 [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] close(5 [pid 6122] <... futex resumed>) = 0 [pid 6115] <... close resumed>) = 0 [pid 5848] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./22", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6123] <... ioctl resumed>) = 0 [pid 6122] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6115] close(6 [pid 5848] <... umount2 resumed>) = 0 [pid 6122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./22/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6123] close(3 [pid 5848] newfstatat(4, "", [pid 6123] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6123] close(4 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./22/file0" [pid 6123] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6123] mkdir("./file0", 0777 [pid 5848] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6123] <... mkdir resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] close(7 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6123] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 93.215102][ T6121] loop0: detected capacity change from 0 to 256 [ 93.218153][ T6123] loop4: detected capacity change from 0 to 256 [ 93.244290][ T6121] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./22/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./22") = 0 [pid 5848] mkdir("./23", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3 [pid 6115] close(8 [pid 6122] <... mmap resumed>) = 0x7f14d9008000 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6122] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6115] close(9 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6122] <... mprotect resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] close(10 [pid 6122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6124 attached [pid 6124] set_robust_list(0x55555b6506a0, 24 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6115] close(11 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 49 ./strace-static-x86_64: Process 6125 attached [pid 6124] <... set_robust_list resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6125] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6124] chdir("./23" [pid 6122] <... clone3 resumed> => {parent_tid=[54]}, 88) = 54 [pid 6115] close(12 [pid 6125] <... rseq resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6125] set_robust_list(0x7f14d90289a0, 24 [pid 6124] <... chdir resumed>) = 0 [pid 6124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6125] <... set_robust_list resumed>) = 0 [pid 6124] setpgid(0, 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] close(13 [pid 6125] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... futex resumed>) = 0 [pid 6115] close(14 [pid 6124] <... setpgid resumed>) = 0 [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6125] memfd_create("syzkaller", 0 [pid 6115] close(15 [pid 6125] <... memfd_create resumed>) = 3 [pid 6124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(16 [ 93.279690][ T6123] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.289023][ T6121] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6124] <... openat resumed>) = 3 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6125] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6115] close(17 [pid 6125] <... mmap resumed>) = 0x7f14d0c00000 [pid 6124] write(3, "1000", 4 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(18 [pid 6124] <... write resumed>) = 4 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(19 [pid 6124] close(3 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(20 [pid 6124] <... close resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(21executing program [pid 6124] symlink("/dev/binderfs", "./binderfs" [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(22 [pid 6124] <... symlink resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] write(1, "executing program\n", 18 [pid 6115] close(23 [pid 6124] <... write resumed>) = 18 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] close(24 [pid 6124] <... futex resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6115] close(25 [pid 6124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6115] close(26 [pid 6124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6115] close(27 [pid 6124] <... mmap resumed>) = 0x7f14d9008000 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6115] close(28 [pid 6124] <... mprotect resumed>) = 0 [pid 6115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6115] close(29) = -1 EBADF (Bad file descriptor) [pid 6124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] exit_group(0 [pid 6118] <... futex resumed>) = ? [pid 6115] <... exit_group resumed>) = ? [pid 6124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6126 attached => {parent_tid=[50]}, 88) = 50 [pid 6124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6124] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6118] +++ exited with 0 +++ [pid 6115] +++ exited with 0 +++ [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6126] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6125] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6126] <... rseq resumed>) = 0 [pid 6126] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6126] memfd_create("syzkaller", 0) = 3 [pid 6126] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6126] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [ 93.322372][ T6123] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5846] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6126] <... write resumed>) = 131072 [pid 6125] <... write resumed>) = 131072 [pid 5846] <... umount2 resumed>) = 0 [pid 5846] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6125] munmap(0x7f14d0c00000, 138412032 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./25/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./25/file0") = 0 [pid 5846] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6126] munmap(0x7f14d0c00000, 138412032 [pid 5846] unlink("./25/binderfs" [pid 6126] <... munmap resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5846] getdents64(3, [pid 6126] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6126] <... openat resumed>) = 4 [pid 5846] close(3 [pid 6126] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... close resumed>) = 0 [pid 6125] <... munmap resumed>) = 0 [pid 5846] rmdir("./25") = 0 [pid 5846] mkdir("./26", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3 [pid 6125] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5846] <... close resumed>) = 0 [ 93.368735][ T6123] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 93.389583][ T6121] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 93.393783][ T6126] loop1: detected capacity change from 0 to 256 [pid 6125] ioctl(4, LOOP_SET_FD, 3 [pid 6123] <... mount resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6127 attached [pid 6127] set_robust_list(0x55555b6506a0, 24) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 57 [pid 6127] chdir("./26") = 0 [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6127] setpgid(0, 0) = 0 [pid 6125] <... ioctl resumed>) = 0 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6123] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6127] write(3, "1000", 4 [pid 6123] <... openat resumed>) = 3 [pid 6127] <... write resumed>) = 4 [pid 6123] chdir("./file0" [pid 6127] close(3 [pid 6123] <... chdir resumed>) = 0 [pid 6127] <... close resumed>) = 0 [pid 6123] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6127] symlink("/dev/binderfs", "./binderfs" [pid 6123] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6127] <... symlink resumed>) = 0 executing program [pid 6123] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] write(1, "executing program\n", 18) = 18 [pid 6123] <... futex resumed>) = 1 [pid 6120] <... futex resumed>) = 0 [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] openat(AT_FDCWD, ".", O_RDONLY [pid 6120] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] <... openat resumed>) = 4 [pid 6120] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 0 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6123] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6123] <... futex resumed>) = 1 [pid 6120] <... futex resumed>) = 0 [pid 6127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6123] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6120] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... mmap resumed>) = 0x7f14d9008000 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6120] <... futex resumed>) = 0 [pid 6127] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6123] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] <... mprotect resumed>) = 0 [pid 6127] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6125] close(3) = 0 [pid 6127] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6125] close(4 [pid 6127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6123] <... ioctl resumed>) = 0 [pid 6121] <... mount resumed>) = 0 ./strace-static-x86_64: Process 6128 attached [pid 6125] <... close resumed>) = 0 [pid 6123] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6127] <... clone3 resumed> => {parent_tid=[58]}, 88) = 58 [pid 6123] <... futex resumed>) = 1 [pid 6120] <... futex resumed>) = 0 [pid 6128] <... rseq resumed>) = 0 [pid 6127] rt_sigprocmask(SIG_SETMASK, [], [pid 6125] mkdir("./file0", 0777 [pid 6123] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6121] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6120] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] set_robust_list(0x7f14d90289a0, 24 [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] <... ioctl resumed>) = 0 [pid 6125] <... mkdir resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6120] <... futex resumed>) = 0 [pid 6128] <... set_robust_list resumed>) = 0 [pid 6127] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6123] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6126] close(3 [pid 6121] <... openat resumed>) = 3 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] rt_sigprocmask(SIG_SETMASK, [], [pid 6127] <... futex resumed>) = 0 [pid 6126] <... close resumed>) = 0 [ 93.417716][ T6125] loop3: detected capacity change from 0 to 256 [pid 6123] <... openat resumed>) = 5 [pid 6121] chdir("./file0" [pid 6128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6126] close(4 [pid 6123] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] memfd_create("syzkaller", 0 [pid 6126] <... close resumed>) = 0 [pid 6123] <... futex resumed>) = 1 [pid 6120] <... futex resumed>) = 0 [pid 6128] <... memfd_create resumed>) = 3 [pid 6126] mkdir("./file0", 0777 [pid 6123] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6120] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6126] <... mkdir resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6120] <... futex resumed>) = 0 [pid 6128] <... mmap resumed>) = 0x7f14d0c00000 [pid 6120] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6123] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6126] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6123] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6123] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... futex resumed>) = 0 [pid 6120] close(3) = 0 [pid 6120] close(4) = 0 [pid 6121] <... chdir resumed>) = 0 [pid 6120] close(5 [pid 6121] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6120] <... close resumed>) = 0 [pid 6120] close(6) = -1 EBADF (Bad file descriptor) [pid 6120] close(7) = -1 EBADF (Bad file descriptor) [pid 6120] close(8) = -1 EBADF (Bad file descriptor) [pid 6120] close(9) = -1 EBADF (Bad file descriptor) [pid 6123] <... futex resumed>) = 1 [pid 6120] close(10 [pid 6123] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6120] close(11) = -1 EBADF (Bad file descriptor) [pid 6120] close(12) = -1 EBADF (Bad file descriptor) [pid 6120] close(13) = -1 EBADF (Bad file descriptor) [pid 6121] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6128] <... write resumed>) = 131072 [pid 6120] close(14 [pid 6121] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6119] <... futex resumed>) = 0 [pid 6121] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6128] munmap(0x7f14d0c00000, 138412032 [pid 6121] openat(AT_FDCWD, ".", O_RDONLY [pid 6120] close(15 [pid 6119] <... futex resumed>) = 0 [pid 6128] <... munmap resumed>) = 0 [pid 6121] <... openat resumed>) = 4 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6121] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6120] close(16 [pid 6128] <... openat resumed>) = 4 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6128] ioctl(4, LOOP_SET_FD, 3 [pid 6120] close(17 [pid 6121] <... futex resumed>) = 1 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6119] <... futex resumed>) = 0 [pid 6120] close(18 [pid 6121] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6119] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6120] close(19) = -1 EBADF (Bad file descriptor) [pid 6120] close(20) = -1 EBADF (Bad file descriptor) [pid 6120] close(21) = -1 EBADF (Bad file descriptor) [pid 6120] close(22) = -1 EBADF (Bad file descriptor) [pid 6120] close(23) = -1 EBADF (Bad file descriptor) [pid 6120] close(24 [pid 6119] <... futex resumed>) = 0 [pid 6120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6120] close(25) = -1 EBADF (Bad file descriptor) [pid 6120] close(26) = -1 EBADF (Bad file descriptor) [pid 6120] close(27) = -1 EBADF (Bad file descriptor) [pid 6120] close(28) = -1 EBADF (Bad file descriptor) [pid 6120] close(29) = -1 EBADF (Bad file descriptor) [pid 6120] exit_group(0) = ? [pid 6123] <... futex resumed>) = ? [pid 6128] <... ioctl resumed>) = 0 [pid 6123] +++ exited with 0 +++ [pid 6120] +++ exited with 0 +++ [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] close(3 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6121] <... ioctl resumed>) = 0 [pid 6128] <... close resumed>) = 0 [pid 6121] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6128] close(4 [pid 6121] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6128] <... close resumed>) = 0 [ 93.448359][ T6125] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.467101][ T6126] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.482271][ T6128] loop2: detected capacity change from 0 to 256 [pid 6121] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] mkdir("./file0", 0777 [pid 6121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6119] <... futex resumed>) = 0 [pid 6128] <... mkdir resumed>) = 0 [pid 6121] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6128] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6121] <... openat resumed>) = 5 [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6121] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6121] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6119] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", [pid 6121] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6119] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6121] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6119] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] getdents64(3, [pid 6121] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6121] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = 0 [pid 6119] close(3) = 0 [pid 6119] close(4) = 0 [pid 5850] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6121] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] close(5) = 0 [pid 6119] close(6) = -1 EBADF (Bad file descriptor) [pid 6119] close(7) = -1 EBADF (Bad file descriptor) [pid 6119] close(8) = -1 EBADF (Bad file descriptor) [pid 6119] close(9) = -1 EBADF (Bad file descriptor) [pid 6119] close(10) = -1 EBADF (Bad file descriptor) [pid 6119] close(11) = -1 EBADF (Bad file descriptor) [pid 6119] close(12) = -1 EBADF (Bad file descriptor) [pid 6119] close(13) = -1 EBADF (Bad file descriptor) [pid 6119] close(14) = -1 EBADF (Bad file descriptor) [pid 6119] close(15) = -1 EBADF (Bad file descriptor) [pid 6119] close(16) = -1 EBADF (Bad file descriptor) [pid 6119] close(17) = -1 EBADF (Bad file descriptor) [pid 6119] close(18) = -1 EBADF (Bad file descriptor) [pid 6119] close(19) = -1 EBADF (Bad file descriptor) [pid 6119] close(20) = -1 EBADF (Bad file descriptor) [pid 6119] close(21) = -1 EBADF (Bad file descriptor) [pid 6119] close(22) = -1 EBADF (Bad file descriptor) [pid 6119] close(23) = -1 EBADF (Bad file descriptor) [pid 6119] close(24) = -1 EBADF (Bad file descriptor) [pid 6119] close(25) = -1 EBADF (Bad file descriptor) [ 93.505961][ T6125] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 93.507549][ T6126] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 93.537616][ T6128] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6119] close(26) = -1 EBADF (Bad file descriptor) [pid 6119] close(27) = -1 EBADF (Bad file descriptor) [pid 6119] close(28) = -1 EBADF (Bad file descriptor) [pid 6119] close(29) = -1 EBADF (Bad file descriptor) [pid 6119] exit_group(0 [pid 6121] <... futex resumed>) = ? [pid 6119] <... exit_group resumed>) = ? [pid 6121] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./23/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, [pid 6119] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5850] close(4) = 0 [pid 5850] rmdir("./23/file0" [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... rmdir resumed>) = 0 [pid 5850] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./23/binderfs") = 0 [ 93.557366][ T6125] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 93.587184][ T6128] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./23") = 0 [pid 5850] mkdir("./24", 0777) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 5850] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6129 attached [pid 6125] <... mount resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 51 [pid 5847] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6125] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./24/file0", [pid 6129] set_robust_list(0x55555b6506a0, 24 [pid 6125] <... openat resumed>) = 3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6125] chdir("./file0" [pid 6129] <... set_robust_list resumed>) = 0 [pid 6125] <... chdir resumed>) = 0 [pid 5847] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6129] chdir("./24" [pid 6125] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6129] <... chdir resumed>) = 0 [pid 6125] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6125] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... openat resumed>) = 4 [pid 6129] <... prctl resumed>) = 0 [pid 6125] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 6125] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 93.616694][ T6126] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6122] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6129] setpgid(0, 0 [pid 6125] openat(AT_FDCWD, ".", O_RDONLY [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] getdents64(4, [pid 6129] <... setpgid resumed>) = 0 [pid 6129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6129] write(3, "1000", 4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6126] <... mount resumed>) = 0 [pid 5847] getdents64(4, [pid 6126] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6126] chdir("./file0" [pid 6129] <... write resumed>) = 4 [pid 6126] <... chdir resumed>) = 0 [pid 6126] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6126] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6126] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6124] <... futex resumed>) = 0 [pid 6129] close(3) = 0 [pid 6124] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... futex resumed>) = 0 [pid 6124] <... futex resumed>) = 1 [pid 6126] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6126] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6126] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] symlink("/dev/binderfs", "./binderfs" [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6129] <... symlink resumed>) = 0 [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] write(1, "executing program\n", 18 [pid 6124] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... futex resumed>) = 0 [pid 6124] <... futex resumed>) = 1 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6129] <... write resumed>) = 18 [pid 6126] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6125] <... openat resumed>) = 4 [pid 5847] close(4 [pid 6125] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... close resumed>) = 0 [pid 6125] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 0 [pid 5847] rmdir("./24/file0" [pid 6129] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6126] <... ioctl resumed>) = 0 [pid 6125] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6122] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... rmdir resumed>) = 0 [pid 6129] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6126] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... futex resumed>) = 0 [pid 5847] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6126] <... futex resumed>) = 1 [pid 6124] <... futex resumed>) = 0 [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6124] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6126] <... openat resumed>) = 5 [pid 6125] <... ioctl resumed>) = 0 [pid 6124] <... futex resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./24/binderfs", [pid 6129] <... mmap resumed>) = 0x7f14d9008000 [pid 6125] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6125] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6129] <... mprotect resumed>) = 0 [pid 6125] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] unlink("./24/binderfs" [pid 6129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6126] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6126] <... futex resumed>) = 1 [pid 6124] <... futex resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6122] <... futex resumed>) = 0 [pid 6129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6126] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6125] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6124] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] getdents64(3, [pid 6126] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6124] <... futex resumed>) = 0 [pid 6129] <... clone3 resumed> => {parent_tid=[52]}, 88) = 52 [pid 6126] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] <... futex resumed>) = 0 [pid 6125] <... openat resumed>) = 5 [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6124] close(3./strace-static-x86_64: Process 6130 attached [pid 6129] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... close resumed>) = 0 [pid 5847] close(3 [pid 6130] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6129] <... futex resumed>) = 0 [pid 6124] close(4 [pid 6130] <... rseq resumed>) = 0 [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6124] <... close resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6130] set_robust_list(0x7f14d90289a0, 24 [pid 6124] close(5 [pid 6130] <... set_robust_list resumed>) = 0 [pid 6124] <... close resumed>) = 0 [pid 5847] rmdir("./24" [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6124] close(6 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... mount resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... rmdir resumed>) = 0 [pid 6130] memfd_create("syzkaller", 0 [pid 6124] close(7 [pid 6130] <... memfd_create resumed>) = 3 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6130] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6124] close(8 [pid 5847] mkdir("./25", 0777 [pid 6130] <... mmap resumed>) = 0x7f14d0c00000 [pid 6128] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6130] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6128] <... openat resumed>) = 3 [pid 6125] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] close(9 [pid 5847] <... mkdir resumed>) = 0 [pid 6125] <... futex resumed>) = 1 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] <... futex resumed>) = 0 [pid 6124] close(10) = -1 EBADF (Bad file descriptor) [pid 6122] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6124] close(11 [pid 6122] <... futex resumed>) = 0 [pid 6128] chdir("./file0" [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6128] <... chdir resumed>) = 0 [pid 6124] close(12 [pid 6122] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... openat resumed>) = 3 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6124] close(13 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6128] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6125] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6124] close(14 [pid 5847] <... ioctl resumed>) = 0 [pid 6130] <... write resumed>) = 131072 [pid 6128] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6125] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 6125] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] close(15 [pid 6130] munmap(0x7f14d0c00000, 138412032 [pid 6128] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6128] <... futex resumed>) = 1 [pid 6127] <... futex resumed>) = 0 [pid 6124] close(16 [pid 6130] <... munmap resumed>) = 0 [pid 6128] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6127] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 6125] <... futex resumed>) = 1 [pid 6124] close(17 [pid 6122] <... futex resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6130] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6127] <... futex resumed>) = 0 [pid 6125] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(3 [pid 6130] <... openat resumed>) = 4 [pid 6128] openat(AT_FDCWD, ".", O_RDONLY [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] close(18 [pid 6122] <... close resumed>) = 0 ./strace-static-x86_64: Process 6131 attached [ 93.672012][ T6128] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6130] ioctl(4, LOOP_SET_FD, 3 [pid 6128] <... openat resumed>) = 4 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(4 [pid 6131] set_robust_list(0x55555b6506a0, 24 [pid 6124] close(19) = -1 EBADF (Bad file descriptor) [pid 6124] close(20) = -1 EBADF (Bad file descriptor) [pid 6131] <... set_robust_list resumed>) = 0 [pid 6124] close(21 [pid 6131] chdir("./25" [pid 6130] <... ioctl resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = 0 [pid 6131] <... chdir resumed>) = 0 [pid 6128] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] close(22 [pid 6122] close(5 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 55 [pid 6131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6128] <... futex resumed>) = 1 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... prctl resumed>) = 0 [pid 6128] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6124] close(23 [pid 6122] <... close resumed>) = 0 [pid 6131] setpgid(0, 0 [pid 6122] close(6 [pid 6131] <... setpgid resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6124] close(24executing program [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... openat resumed>) = 3 [pid 6127] <... futex resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] write(3, "1000", 4 [pid 6127] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] close(25 [pid 6122] close(7) = -1 EBADF (Bad file descriptor) [pid 6122] close(8) = -1 EBADF (Bad file descriptor) [pid 6131] <... write resumed>) = 4 [pid 6128] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 1 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(9) = -1 EBADF (Bad file descriptor) [pid 6131] close(3 [pid 6128] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] close(26 [pid 6122] close(10 [pid 6131] <... close resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] symlink("/dev/binderfs", "./binderfs" [pid 6124] close(27 [pid 6131] <... symlink resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(11 [pid 6131] write(1, "executing program\n", 18 [pid 6124] close(28 [pid 6131] <... write resumed>) = 18 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] close(29 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... futex resumed>) = 0 [pid 6124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6124] exit_group(0 [pid 6131] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6126] <... futex resumed>) = ? [pid 6124] <... exit_group resumed>) = ? [pid 6131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6126] +++ exited with 0 +++ [pid 6122] close(12 [pid 6131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] close(3 [pid 6124] +++ exited with 0 +++ [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] <... close resumed>) = 0 [pid 6122] close(13 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6131] <... mmap resumed>) = 0x7f14d9008000 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6131] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6130] close(4 [pid 6122] close(14 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6131] <... mprotect resumed>) = 0 [pid 6130] <... close resumed>) = 0 [pid 6128] <... ioctl resumed>) = 0 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6130] mkdir("./file0", 0777 [pid 6128] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] close(15 [pid 6128] <... futex resumed>) = 1 [pid 6127] <... futex resumed>) = 0 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6130] <... mkdir resumed>) = 0 [pid 5848] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6127] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] close(16 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6130] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6128] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6127] <... futex resumed>) = 0 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6128] <... openat resumed>) = 5 [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] close(17 [pid 5848] <... openat resumed>) = 3 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(3, "", ./strace-static-x86_64: Process 6132 attached [pid 6131] <... clone3 resumed> => {parent_tid=[56]}, 88) = 56 [pid 6122] close(18 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [ 93.747044][ T6130] loop4: detected capacity change from 0 to 256 [pid 6132] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], [pid 6128] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6132] <... rseq resumed>) = 0 [pid 6131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... futex resumed>) = 1 [pid 6127] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6131] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6132] set_robust_list(0x7f14d90289a0, 24 [pid 6131] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 0 [pid 6132] <... set_robust_list resumed>) = 0 [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6127] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6128] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6132] memfd_create("syzkaller", 0 [pid 6128] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... memfd_create resumed>) = 3 [pid 6128] <... futex resumed>) = 1 [pid 6127] <... futex resumed>) = 0 [pid 6127] close(3 [pid 6122] close(19 [pid 6127] <... close resumed>) = 0 [pid 6127] close(4) = 0 [pid 6127] close(5 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(20 [pid 6132] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6128] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6127] <... close resumed>) = 0 [pid 6127] close(6) = -1 EBADF (Bad file descriptor) [pid 6132] <... mmap resumed>) = 0x7f14d0c00000 [pid 6127] close(7 [pid 6132] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6127] close(8 [pid 6122] close(21 [pid 6127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6127] close(9) = -1 EBADF (Bad file descriptor) [pid 6127] close(10) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6127] close(11 [pid 6132] <... write resumed>) = 131072 [pid 6127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6127] close(12) = -1 EBADF (Bad file descriptor) [pid 6127] close(13) = -1 EBADF (Bad file descriptor) [pid 6127] close(14) = -1 EBADF (Bad file descriptor) [pid 6127] close(15) = -1 EBADF (Bad file descriptor) [pid 6127] close(16) = -1 EBADF (Bad file descriptor) [pid 6127] close(17) = -1 EBADF (Bad file descriptor) [pid 6127] close(18) = -1 EBADF (Bad file descriptor) [pid 6127] close(19) = -1 EBADF (Bad file descriptor) [pid 6127] close(20) = -1 EBADF (Bad file descriptor) [pid 6132] munmap(0x7f14d0c00000, 138412032 [pid 6127] close(21 [pid 6132] <... munmap resumed>) = 0 [pid 6127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(22 [pid 6127] close(22) = -1 EBADF (Bad file descriptor) [pid 6127] close(23) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6127] close(24) = -1 EBADF (Bad file descriptor) [pid 6127] close(25) = -1 EBADF (Bad file descriptor) [pid 6132] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6127] close(26 [pid 6122] close(23 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6132] <... openat resumed>) = 4 [pid 6127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6132] ioctl(4, LOOP_SET_FD, 3 [pid 6127] close(27) = -1 EBADF (Bad file descriptor) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./23/file0", [pid 6127] close(28) = -1 EBADF (Bad file descriptor) [pid 6127] close(29) = -1 EBADF (Bad file descriptor) [pid 6122] close(24 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6127] exit_group(0 [pid 6122] close(25 [pid 5848] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(26 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6122] close(27 [pid 5848] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6128] <... futex resumed>) = ? [pid 6127] <... exit_group resumed>) = ? [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 6128] +++ exited with 0 +++ [pid 6127] +++ exited with 0 +++ [pid 6122] close(28 [pid 5848] newfstatat(4, "", [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] getdents64(4, [pid 6122] close(29 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(4, [pid 6122] exit_group(0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5848] close(4 [pid 6122] <... exit_group resumed>) = ? [pid 6132] <... ioctl resumed>) = 0 [pid 6125] <... futex resumed>) = ? [pid 5848] <... close resumed>) = 0 [pid 6132] close(3 [pid 5848] rmdir("./23/file0" [pid 6132] <... close resumed>) = 0 [pid 6132] close(4 [pid 5848] <... rmdir resumed>) = 0 [pid 5848] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(3, "", [pid 5848] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6132] <... close resumed>) = 0 [pid 5846] getdents64(3, [pid 6132] mkdir("./file0", 0777 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] unlink("./23/binderfs" [pid 6132] <... mkdir resumed>) = 0 [pid 6125] +++ exited with 0 +++ [pid 6122] +++ exited with 0 +++ [pid 5846] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6132] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] <... unlink resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5846] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./26/file0", [pid 5848] getdents64(3, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./26/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... openat resumed>) = 4 [pid 5848] close(3 [pid 5846] newfstatat(4, "", [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] rmdir("./23") = 0 [pid 5846] getdents64(4, [pid 5849] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] mkdir("./24", 0777 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 93.793661][ T6130] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.827579][ T6132] loop0: detected capacity change from 0 to 256 [ 93.834187][ T6130] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5846] getdents64(4, [pid 5849] <... openat resumed>) = 3 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(3, "", [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] close(4 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] rmdir("./26/file0") = 0 [pid 5846] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./26/binderfs" [pid 5848] <... ioctl resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5846] getdents64(3, [pid 5848] close(3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./26" [pid 5849] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./27", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5848] <... close resumed>) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 51 ./strace-static-x86_64: Process 6133 attached [pid 6133] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6133] chdir("./24") = 0 ./strace-static-x86_64: Process 6134 attached [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... umount2 resumed>) = 0 [pid 6133] <... prctl resumed>) = 0 [ 93.874942][ T6132] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 93.879047][ T6130] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6133] setpgid(0, 0 [pid 5849] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6133] <... setpgid resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./24/file0", [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./24/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6134] set_robust_list(0x55555b6506a0, 24 [pid 6133] <... openat resumed>) = 3 [pid 5849] close(4 [pid 6133] write(3, "1000", 4 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 59 [pid 6133] <... write resumed>) = 4 [pid 6133] close(3) = 0 [pid 6130] <... mount resumed>) = 0 executing program [pid 6133] symlink("/dev/binderfs", "./binderfs" [pid 6134] <... set_robust_list resumed>) = 0 [pid 6133] <... symlink resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6133] write(1, "executing program\n", 18 [pid 6134] chdir("./27" [pid 6133] <... write resumed>) = 18 [pid 6130] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] rmdir("./24/file0" [pid 6134] <... chdir resumed>) = 0 [pid 6133] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... openat resumed>) = 3 [pid 5849] <... rmdir resumed>) = 0 [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6133] <... futex resumed>) = 0 [pid 6130] chdir("./file0" [pid 6134] <... prctl resumed>) = 0 [pid 6133] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6130] <... chdir resumed>) = 0 [pid 5849] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6134] setpgid(0, 0 [pid 6133] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6134] <... setpgid resumed>) = 0 [pid 6133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6130] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] newfstatat(AT_FDCWD, "./24/binderfs", [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6134] <... openat resumed>) = 3 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] unlink("./24/binderfs" [pid 6134] write(3, "1000", 4 [pid 6133] <... mmap resumed>) = 0x7f14d9008000 [pid 6130] <... futex resumed>) = 1 [pid 6129] <... futex resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6134] <... write resumed>) = 4 [pid 6133] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6130] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 6134] close(3 [pid 6133] <... mprotect resumed>) = 0 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6130] openat(AT_FDCWD, ".", O_RDONLY [pid 6134] <... close resumed>) = 0 [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] close(3 [pid 6134] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... close resumed>) = 0 [pid 6134] <... symlink resumed>) = 0 [pid 6130] <... openat resumed>) = 4 [pid 5849] rmdir("./24" [pid 6134] write(1, "executing program\n", 18 [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6130] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... rmdir resumed>) = 0 [pid 6134] <... write resumed>) = 18 [pid 6133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] <... futex resumed>) = 1 [pid 6129] <... futex resumed>) = 0 [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6130] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./25", 0777./strace-static-x86_64: Process 6135 attached [pid 6134] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] <... futex resumed>) = 0 [ 93.931621][ T6132] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5849] <... mkdir resumed>) = 0 [pid 6135] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6134] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6133] <... clone3 resumed> => {parent_tid=[52]}, 88) = 52 [pid 6130] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] <... openat resumed>) = 3 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... ioctl resumed>) = 0 [pid 6134] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] close(3 [pid 6135] <... rseq resumed>) = 0 [pid 6134] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... close resumed>) = 0 [pid 6135] set_robust_list(0x7f14d90289a0, 24 [pid 6134] <... mprotect resumed>) = 0 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6135] <... set_robust_list resumed>) = 0 [pid 6134] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6133] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... mount resumed>) = 0 [pid 6130] <... ioctl resumed>) = 0 [pid 6133] <... futex resumed>) = 0 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6133] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6132] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6129] <... futex resumed>) = 0 [pid 6130] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] <... futex resumed>) = 0 [pid 6135] memfd_create("syzkaller", 0 [pid 6132] <... openat resumed>) = 3 [pid 6130] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6135] <... memfd_create resumed>) = 3 [pid 6132] chdir("./file0" [pid 6135] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6132] <... chdir resumed>) = 0 [pid 6135] <... mmap resumed>) = 0x7f14d0c00000 [pid 6134] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6132] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6130] <... openat resumed>) = 5 [pid 6130] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 55 [pid 6130] <... futex resumed>) = 1 [ 93.970712][ T6132] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) ./strace-static-x86_64: Process 6136 attached [pid 6135] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6132] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6130] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6137 attached [pid 6136] set_robust_list(0x55555b6506a0, 24 [pid 6132] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6136] <... set_robust_list resumed>) = 0 [pid 6134] <... clone3 resumed> => {parent_tid=[60]}, 88) = 60 [pid 6132] <... futex resumed>) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6129] <... futex resumed>) = 1 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6137] <... rseq resumed>) = 0 [pid 6129] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] set_robust_list(0x7f14d90289a0, 24 [pid 6130] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6137] <... set_robust_list resumed>) = 0 [pid 6137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6137] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6130] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] chdir("./25" [pid 6134] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 1 [pid 6129] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = 0 [pid 6134] <... futex resumed>) = 1 [pid 6131] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] close(3 [pid 6135] <... write resumed>) = 131072 [pid 6137] memfd_create("syzkaller", 0 [pid 6136] <... chdir resumed>) = 0 [pid 6135] munmap(0x7f14d0c00000, 138412032 [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6132] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 1 [pid 6129] <... close resumed>) = 0 [pid 6136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6132] openat(AT_FDCWD, ".", O_RDONLY [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] <... prctl resumed>) = 0 [pid 6135] <... munmap resumed>) = 0 [pid 6132] <... openat resumed>) = 4 [pid 6129] close(4 [pid 6136] setpgid(0, 0 [pid 6135] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6132] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... setpgid resumed>) = 0 [pid 6129] <... close resumed>) = 0 [pid 6137] <... memfd_create resumed>) = 3 [pid 6136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] <... openat resumed>) = 4 [pid 6132] <... futex resumed>) = 1 [pid 6131] <... futex resumed>) = 0 [pid 6137] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6135] ioctl(4, LOOP_SET_FD, 3 [pid 6132] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6131] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] close(5 [pid 6137] <... mmap resumed>) = 0x7f14d0c00000 [pid 6136] <... openat resumed>) = 3 [pid 6132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6131] <... futex resumed>) = 0 [pid 6129] <... close resumed>) = 0 [pid 6136] write(3, "1000", 4 [pid 6132] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] close(6 [pid 6137] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6136] <... write resumed>) = 4 [pid 6136] close(3) = 0 [pid 6136] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6136] write(1, "executing program\n", 18) = 18 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6136] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6137] <... write resumed>) = 131072 [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] <... ioctl resumed>) = 0 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6132] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... mmap resumed>) = 0x7f14d9008000 [pid 6132] <... futex resumed>) = 1 [pid 6129] close(7 [pid 6132] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6136] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6131] <... futex resumed>) = 0 [pid 6136] <... mprotect resumed>) = 0 [pid 6129] close(8 [pid 6131] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6136] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6137] munmap(0x7f14d0c00000, 138412032 [pid 6136] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6132] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 1 [pid 6129] close(9 [pid 6137] <... munmap resumed>) = 0 [pid 6136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6132] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6138 attached [pid 6135] <... ioctl resumed>) = 0 [pid 6132] <... openat resumed>) = 5 [pid 6129] close(10 [pid 6138] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6136] <... clone3 resumed> => {parent_tid=[56]}, 88) = 56 [pid 6132] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... rseq resumed>) = 0 [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] <... futex resumed>) = 1 [pid 6138] set_robust_list(0x7f14d90289a0, 24 [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6131] <... futex resumed>) = 0 [pid 6129] close(11 [pid 6138] <... set_robust_list resumed>) = 0 [pid 6136] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], [pid 6137] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6135] close(3 [pid 6131] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 1 [pid 6129] close(12 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6132] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6131] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6132] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6132] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] memfd_create("syzkaller", 0 [pid 6131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(3 [pid 6129] close(13 [pid 6131] <... close resumed>) = 0 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6135] <... close resumed>) = 0 [pid 6131] close(4 [pid 6129] close(14 [pid 6131] <... close resumed>) = 0 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... memfd_create resumed>) = 3 [pid 6137] <... openat resumed>) = 4 [pid 6131] close(5 [pid 6129] close(15 [pid 6135] close(4 [pid 6131] <... close resumed>) = 0 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6135] <... close resumed>) = 0 [pid 6131] close(6 [pid 6129] close(16 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6135] mkdir("./file0", 0777 [pid 6131] close(7 [pid 6129] close(17 [pid 6138] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6137] ioctl(4, LOOP_SET_FD, 3 [pid 6135] <... mkdir resumed>) = 0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(8 [pid 6129] close(18) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(19 [pid 6131] close(9 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6135] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(20 [pid 6138] <... mmap resumed>) = 0x7f14d0c00000 [ 94.041656][ T6135] loop1: detected capacity change from 0 to 256 [pid 6138] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6131] close(10 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] munmap(0x7f14d0c00000, 138412032 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(21 [pid 6138] <... munmap resumed>) = 0 [pid 6131] close(11 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6138] ioctl(4, LOOP_SET_FD, 3 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(22 [pid 6131] close(12 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(23) = -1 EBADF (Bad file descriptor) [pid 6131] close(13 [pid 6137] <... ioctl resumed>) = 0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(24 [pid 6137] close(3 [pid 6131] close(14 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(15 [pid 6129] close(25 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6137] <... close resumed>) = 0 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(16 [pid 6137] close(4 [pid 6129] close(26 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(17 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(27 [pid 6131] close(18 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(28 [pid 6131] close(19 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] close(29 [pid 6131] close(20 [pid 6129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(21 [pid 6129] exit_group(0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6129] <... exit_group resumed>) = ? [pid 6131] close(22 [pid 6130] <... futex resumed>) = ? [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(23 [pid 6130] +++ exited with 0 +++ [pid 6129] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [ 94.096840][ T6137] loop2: detected capacity change from 0 to 256 [ 94.105600][ T6135] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 94.108005][ T6138] loop3: detected capacity change from 0 to 256 [pid 5850] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(24 [pid 5850] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6137] <... close resumed>) = 0 [pid 6137] mkdir("./file0", 0777 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6137] <... mkdir resumed>) = 0 [pid 6131] close(25 [pid 5850] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6137] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(26 [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6138] <... ioctl resumed>) = 0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6131] close(27 [pid 6138] close(3 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... close resumed>) = 0 [pid 6131] close(28 [pid 5850] <... umount2 resumed>) = 0 [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] close(4 [pid 5850] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6138] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6138] mkdir("./file0", 0777 [pid 6131] close(29 [pid 5850] newfstatat(AT_FDCWD, "./24/file0", [pid 6131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6131] exit_group(0 [pid 5850] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6131] <... exit_group resumed>) = ? [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6138] <... mkdir resumed>) = 0 [pid 6132] <... futex resumed>) = ? [pid 5850] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6138] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6132] +++ exited with 0 +++ [pid 6131] +++ exited with 0 +++ [pid 5850] <... openat resumed>) = 4 [ 94.140123][ T6135] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 94.152738][ T6137] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5850] getdents64(4, [pid 5847] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] close(4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] rmdir("./24/file0" [pid 5847] <... openat resumed>) = 3 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 94.197297][ T6138] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 94.207335][ T6137] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 94.229350][ T6135] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5847] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./24/binderfs" [pid 5847] newfstatat(AT_FDCWD, "./25/file0", [pid 5850] <... unlink resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 5847] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", [pid 5850] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5850] rmdir("./24" [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] <... rmdir resumed>) = 0 [pid 5847] getdents64(4, [pid 5850] mkdir("./25", 0777 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] close(4) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] rmdir("./25/file0" [pid 5850] <... openat resumed>) = 3 [pid 5847] <... rmdir resumed>) = 0 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... ioctl resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] close(3 [pid 5847] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5850] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./25/binderfs") = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./25" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./26", 0777) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [pid 5847] close(3 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 53 [pid 5847] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6139 attached [pid 6139] set_robust_list(0x55555b6506a0, 24./strace-static-x86_64: Process 6140 attached ) = 0 [pid 6135] <... mount resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 57 [pid 6135] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6140] set_robust_list(0x55555b6506a0, 24 [pid 6135] <... openat resumed>) = 3 [pid 6140] <... set_robust_list resumed>) = 0 [pid 6139] chdir("./25") = 0 [pid 6140] chdir("./26") = 0 [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6135] chdir("./file0" [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6139] <... prctl resumed>) = 0 [pid 6135] <... chdir resumed>) = 0 [pid 6140] setpgid(0, 0 [pid 6139] setpgid(0, 0 [pid 6135] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6140] <... setpgid resumed>) = 0 [pid 6139] <... setpgid resumed>) = 0 [pid 6135] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... openat resumed>) = 3 [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] <... futex resumed>) = 1 [pid 6133] <... futex resumed>) = 0 [pid 6140] write(3, "1000", 4 [pid 6133] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... write resumed>) = 4 [pid 6135] openat(AT_FDCWD, ".", O_RDONLY [pid 6140] close(3 [pid 6133] <... futex resumed>) = 0 [pid 6140] <... close resumed>) = 0 [pid 6139] <... openat resumed>) = 3 [pid 6135] <... openat resumed>) = 4 [pid 6133] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] symlink("/dev/binderfs", "./binderfs" [pid 6135] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6140] <... symlink resumed>) = 0 [pid 6139] write(3, "1000", 4 [pid 6135] <... futex resumed>) = 0 [ 94.233934][ T6138] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 94.259488][ T6137] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6133] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6140] write(1, "executing program\n", 18 [pid 6139] <... write resumed>) = 4 [pid 6135] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6133] <... futex resumed>) = 0 [pid 6139] close(3) = 0 [pid 6139] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6139] write(1, "executing program\n", 18) = 18 [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6133] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] <... write resumed>) = 18 [pid 6139] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6140] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6139] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6139] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6141 attached [pid 6140] <... futex resumed>) = 0 [pid 6139] <... clone3 resumed> => {parent_tid=[54]}, 88) = 54 [pid 6140] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 6140] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6141] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6137] <... mount resumed>) = 0 [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6141] <... rseq resumed>) = 0 [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6139] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6140] <... mmap resumed>) = 0x7f14d9008000 [pid 6140] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6137] <... openat resumed>) = 3 [pid 6140] <... mprotect resumed>) = 0 [pid 6137] chdir("./file0") = 0 [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6137] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6141] set_robust_list(0x7f14d90289a0, 24 [pid 6139] <... futex resumed>) = 0 [pid 6137] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6140] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6141] <... set_robust_list resumed>) = 0 [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6137] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6142 attached [pid 6141] rt_sigprocmask(SIG_SETMASK, [], [pid 6137] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6134] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] <... futex resumed>) = 0 [pid 6141] memfd_create("syzkaller", 0) = 3 [pid 6141] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6137] openat(AT_FDCWD, ".", O_RDONLY [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6135] <... ioctl resumed>) = 0 [pid 6133] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6142] <... rseq resumed>) = 0 [pid 6141] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6137] <... openat resumed>) = 4 [pid 6135] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] set_robust_list(0x7f14d90289a0, 24 [pid 6140] <... clone3 resumed> => {parent_tid=[58]}, 88) = 58 [pid 6133] <... futex resumed>) = 0 [pid 6135] <... futex resumed>) = 0 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6135] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] rt_sigprocmask(SIG_SETMASK, [], [pid 6141] <... write resumed>) = 131072 [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6137] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6140] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = 1 [pid 6133] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6134] <... futex resumed>) = 0 [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6137] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... mprotect resumed>) = 0 [pid 6140] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] memfd_create("syzkaller", 0 [pid 6137] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6134] <... futex resumed>) = 0 [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6141] munmap(0x7f14d0c00000, 138412032 [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6142] <... memfd_create resumed>) = 3 [pid 6141] <... munmap resumed>) = 0 [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6141] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 6143 attached [pid 6142] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6141] <... openat resumed>) = 4 [ 94.322611][ T6138] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6143] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6142] <... mmap resumed>) = 0x7f14d0c00000 [pid 6141] ioctl(4, LOOP_SET_FD, 3 [pid 6133] <... clone3 resumed> => {parent_tid=[53]}, 88) = 53 [pid 6143] <... rseq resumed>) = 0 [pid 6142] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6143] set_robust_list(0x7f14d90079a0, 24 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] <... set_robust_list resumed>) = 0 [pid 6133] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] <... futex resumed>) = 0 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] <... write resumed>) = 131072 [pid 6133] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6143] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6142] munmap(0x7f14d0c00000, 138412032 [pid 6141] <... ioctl resumed>) = 0 [pid 6141] close(3) = 0 [pid 6141] close(4) = 0 [pid 6141] mkdir("./file0", 0777) = 0 [pid 6141] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6137] <... ioctl resumed>) = 0 [pid 6137] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6134] <... futex resumed>) = 0 [ 94.374324][ T6141] loop4: detected capacity change from 0 to 256 [ 94.390247][ T30] kauditd_printk_skb: 32 callbacks suppressed [ 94.390264][ T30] audit: type=1800 audit(1752057484.608:127): pid=6143 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048726 res=0 errno=0 [pid 6134] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] <... openat resumed>) = 5 [pid 6142] <... munmap resumed>) = 0 [pid 6138] <... mount resumed>) = 0 [pid 6137] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6134] <... futex resumed>) = 0 [pid 6143] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6137] <... openat resumed>) = 5 [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6143] <... futex resumed>) = 1 [pid 6142] <... openat resumed>) = 4 [pid 6137] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6137] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6143] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] ioctl(4, LOOP_SET_FD, 3 [pid 6137] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6134] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... openat resumed>) = 3 [pid 6134] <... futex resumed>) = 0 [pid 6134] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] chdir("./file0") = 0 [pid 6138] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6138] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6136] <... futex resumed>) = 0 [pid 6138] openat(AT_FDCWD, ".", O_RDONLY [pid 6136] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... openat resumed>) = 4 [pid 6136] <... futex resumed>) = 0 [pid 6138] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... futex resumed>) = 0 [pid 6136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6138] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] <... futex resumed>) = 0 [pid 6138] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6137] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6133] <... futex resumed>) = 0 [pid 6137] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = 1 [pid 6142] <... ioctl resumed>) = 0 [pid 6137] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] <... futex resumed>) = 0 [pid 6134] close(3 [pid 6133] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... ioctl resumed>) = 0 [pid 6135] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6134] <... close resumed>) = 0 [pid 6138] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6134] close(4 [pid 6142] close(3 [pid 6138] <... futex resumed>) = 1 [pid 6136] <... futex resumed>) = 0 [pid 6135] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... close resumed>) = 0 [pid 6142] <... close resumed>) = 0 [ 94.418059][ T6141] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 94.441872][ T6142] loop0: detected capacity change from 0 to 256 [pid 6138] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] <... futex resumed>) = 0 [pid 6138] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... openat resumed>) = 5 [pid 6138] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] close(4 [pid 6135] <... futex resumed>) = 1 [pid 6134] close(5 [pid 6133] <... futex resumed>) = 0 [pid 6138] <... futex resumed>) = 1 [pid 6138] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... futex resumed>) = 0 [pid 6136] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = 0 [pid 6136] <... futex resumed>) = 1 [pid 6138] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6136] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6138] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6136] <... futex resumed>) = 0 [pid 6136] close(3) = 0 [pid 6136] close(4) = 0 [pid 6136] close(5) = 0 [pid 6136] close(6) = -1 EBADF (Bad file descriptor) [pid 6136] close(7) = -1 EBADF (Bad file descriptor) [pid 6136] close(8) = -1 EBADF (Bad file descriptor) [pid 6136] close(9) = -1 EBADF (Bad file descriptor) [pid 6136] close(10) = -1 EBADF (Bad file descriptor) [pid 6136] close(11) = -1 EBADF (Bad file descriptor) [pid 6136] close(12) = -1 EBADF (Bad file descriptor) [pid 6136] close(13 [pid 6138] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6136] close(14) = -1 EBADF (Bad file descriptor) [pid 6136] close(15) = -1 EBADF (Bad file descriptor) [pid 6136] close(16) = -1 EBADF (Bad file descriptor) [pid 6136] close(17) = -1 EBADF (Bad file descriptor) [pid 6136] close(18) = -1 EBADF (Bad file descriptor) [pid 6136] close(19) = -1 EBADF (Bad file descriptor) [pid 6136] close(20) = -1 EBADF (Bad file descriptor) [pid 6136] close(21) = -1 EBADF (Bad file descriptor) [pid 6136] close(22) = -1 EBADF (Bad file descriptor) [pid 6136] close(23) = -1 EBADF (Bad file descriptor) [pid 6136] close(24) = -1 EBADF (Bad file descriptor) [pid 6136] close(25) = -1 EBADF (Bad file descriptor) [pid 6136] close(26) = -1 EBADF (Bad file descriptor) [pid 6136] close(27 [pid 6134] <... close resumed>) = 0 [pid 6133] close(3 [pid 6142] <... close resumed>) = 0 [pid 6133] <... close resumed>) = 0 [pid 6134] close(6 [pid 6133] close(4 [pid 6142] mkdir("./file0", 0777 [pid 6135] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 94.477369][ T30] audit: type=1800 audit(1752057484.658:128): pid=6137 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048727 res=0 errno=0 [ 94.484009][ T6141] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 94.503422][ T30] audit: type=1800 audit(1752057484.698:129): pid=6138 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048728 res=0 errno=0 [pid 6136] close(28) = -1 EBADF (Bad file descriptor) [pid 6142] <... mkdir resumed>) = 0 [pid 6136] close(29 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = 0 [pid 6142] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(7 [pid 6133] close(5 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = 0 [pid 6136] exit_group(0 [pid 6134] close(8 [pid 6133] close(6 [pid 6136] <... exit_group resumed>) = ? [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... futex resumed>) = ? [pid 6134] close(9 [pid 6133] close(7 [pid 6138] +++ exited with 0 +++ [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(10 [pid 6133] close(8 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(11 [pid 6133] close(9 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(12 [pid 6133] close(10 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(13 [pid 6133] close(11 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(14 [pid 6133] close(12 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(15 [pid 6133] close(13 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(16 [pid 6133] close(14 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(17 [pid 6133] close(15 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(18 [pid 6133] close(16 [pid 6136] +++ exited with 0 +++ [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(19 [pid 6133] close(17 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6134] close(20 [pid 6133] close(18 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(21 [pid 6133] close(19 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(22 [pid 6133] close(20 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(23 [pid 6133] close(21 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(24 [pid 6133] close(22 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(25 [pid 6133] close(23 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(26 [pid 6133] close(24 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(27 [pid 6133] close(25 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(28 [pid 6133] close(26 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] close(29 [pid 6133] close(27 [pid 6134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6134] exit_group(0 [pid 6133] close(28 [pid 6137] <... futex resumed>) = ? [pid 6134] <... exit_group resumed>) = ? [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6137] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 6133] close(29 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6141] <... mount resumed>) = 0 [pid 6133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6141] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6133] exit_group(0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6143] <... futex resumed>) = ? [pid 6135] <... futex resumed>) = ? [pid 6133] <... exit_group resumed>) = ? [pid 6141] <... openat resumed>) = 3 [pid 6143] +++ exited with 0 +++ [pid 6135] +++ exited with 0 +++ [pid 6133] +++ exited with 0 +++ [pid 5849] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 94.545835][ T6141] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 94.573270][ T6142] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 94.586382][ T6142] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... openat resumed>) = 3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] getdents64(3, [pid 5848] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] <... openat resumed>) = 3 [pid 5849] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(3, "", [pid 5848] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6141] chdir("./file0" [pid 5846] getdents64(3, [pid 6141] <... chdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6141] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6141] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6141] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6139] <... futex resumed>) = 0 [pid 5849] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(3, "", [pid 5846] <... umount2 resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./25/file0", [pid 5846] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./27/file0", [pid 5848] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6141] openat(AT_FDCWD, ".", O_RDONLY [pid 6139] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... openat resumed>) = 4 [pid 6141] <... openat resumed>) = 4 [pid 6139] <... futex resumed>) = 0 [pid 6141] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(4, "", [pid 5848] <... umount2 resumed>) = 0 [pid 5846] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(4, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] newfstatat(AT_FDCWD, "./24/file0", [pid 5849] getdents64(4, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] openat(AT_FDCWD, "./27/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6141] <... futex resumed>) = 0 [pid 6139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] close(4 [pid 5846] <... openat resumed>) = 4 [pid 6141] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] <... futex resumed>) = 0 [pid 6141] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(4, "", [pid 5849] rmdir("./25/file0" [pid 5848] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(4, [pid 5849] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5848] newfstatat(4, "", [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6142] <... mount resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6142] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5849] unlink("./25/binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, [pid 6142] chdir("./file0" [pid 5849] <... unlink resumed>) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(4, [pid 6142] <... chdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6142] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] close(4 [pid 5848] close(4) = 0 [pid 5846] <... close resumed>) = 0 [pid 6142] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] getdents64(3, [pid 5848] rmdir("./24/file0" [pid 6142] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] rmdir("./27/file0" [pid 6142] <... futex resumed>) = 1 [pid 6140] <... futex resumed>) = 0 [pid 5849] close(3 [pid 5848] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... rmdir resumed>) = 0 [pid 6142] openat(AT_FDCWD, ".", O_RDONLY [pid 6140] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6142] <... openat resumed>) = 4 [pid 6140] <... futex resumed>) = 0 [pid 5849] rmdir("./25" [pid 5848] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6142] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... ioctl resumed>) = 0 [pid 6140] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] newfstatat(AT_FDCWD, "./27/binderfs", [pid 6142] <... futex resumed>) = 0 [pid 6141] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] mkdir("./26", 0777 [pid 5848] unlink("./24/binderfs" [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6142] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6141] <... futex resumed>) = 1 [pid 6140] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5846] unlink("./27/binderfs" [pid 6141] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6140] <... futex resumed>) = 0 [pid 6139] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 94.621881][ T6142] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] getdents64(3, [pid 5846] <... unlink resumed>) = 0 [pid 6142] <... ioctl resumed>) = 0 [pid 6141] <... openat resumed>) = 5 [pid 6140] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6139] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] getdents64(3, [pid 6142] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] <... futex resumed>) = 0 [pid 6141] <... futex resumed>) = 0 [pid 6139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6142] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6141] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6140] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] close(3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6141] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5846] close(3) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5846] rmdir("./27" [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6141] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6140] <... futex resumed>) = 1 [pid 5849] <... close resumed>) = 0 [pid 5848] rmdir("./24" [pid 5846] mkdir("./28", 0777 [pid 6140] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rmdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [ 94.683443][ T30] audit: type=1800 audit(1752057484.898:130): pid=6141 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048729 res=0 errno=0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6141] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... openat resumed>) = 3 [pid 6141] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6141] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] close(3) = 0 [pid 5848] mkdir("./25", 0777 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6139] close(4) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6139] close(5) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] close(3 [pid 6139] close(6) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 6139] close(7) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6139] close(8) = -1 EBADF (Bad file descriptor) [pid 5848] <... ioctl resumed>) = 0 [pid 6139] close(9) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 61 [pid 6139] close(10) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6139] close(11executing program ) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6144 attached [pid 6144] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6144] chdir("./28" [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 54 [pid 6144] <... chdir resumed>) = 0 [pid 6144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6144] setpgid(0, 0) = 0 [pid 6144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6144] write(3, "1000", 4) = 4 [pid 6144] close(3) = 0 [pid 6144] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6144] write(1, "executing program\n", 18) = 18 [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6145 attached ) = 0 [pid 6144] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6144] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6144] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6145] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6145] chdir("./25" [pid 6144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6145] <... chdir resumed>) = 0 [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6145] setpgid(0, 0) = 0 [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6144] <... clone3 resumed> => {parent_tid=[62]}, 88) = 62 [pid 6144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6144] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6145] <... openat resumed>) = 3 [pid 6145] write(3, "1000", 4) = 4 [pid 6145] close(3 [pid 6139] close(12 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 57 ./strace-static-x86_64: Process 6146 attached [pid 6145] <... close resumed>) = 0 [pid 6145] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6145] write(1, "executing program\n", 18executing program ) = 18 [pid 6145] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6146] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6145] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 ./strace-static-x86_64: Process 6147 attached [pid 6146] <... rseq resumed>) = 0 [pid 6145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6147] set_robust_list(0x55555b6506a0, 24 [pid 6146] set_robust_list(0x7f14d90289a0, 24 [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] <... set_robust_list resumed>) = 0 [pid 6146] <... set_robust_list resumed>) = 0 [pid 6145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6147] chdir("./26" [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6145] <... mmap resumed>) = 0x7f14d9008000 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6146] memfd_create("syzkaller", 0 [pid 6145] <... mprotect resumed>) = 0 [pid 6146] <... memfd_create resumed>) = 3 [pid 6145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6147] <... chdir resumed>) = 0 [pid 6146] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6146] <... mmap resumed>) = 0x7f14d0c00000 [pid 6142] <... futex resumed>) = 0 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6146] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6142] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6140] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6139] close(13./strace-static-x86_64: Process 6148 attached [pid 6147] <... prctl resumed>) = 0 [pid 6140] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] setpgid(0, 0 [pid 6145] <... clone3 resumed> => {parent_tid=[55]}, 88) = 55 [pid 6142] <... openat resumed>) = 5 [pid 6140] <... futex resumed>) = 0 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6147] <... setpgid resumed>) = 0 [pid 6145] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] close(14 [pid 6142] <... futex resumed>) = 0 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6148] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6146] <... write resumed>) = 131072 [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6139] close(15) = -1 EBADF (Bad file descriptor) [pid 6145] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6145] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6147] <... openat resumed>) = 3 [pid 6140] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6139] close(16 [pid 6140] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6147] write(3, "1000", 4 [pid 6140] <... mprotect resumed>) = 0 [pid 6147] <... write resumed>) = 4 [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6147] close(3 [pid 6140] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6147] <... close resumed>) = 0 [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6140] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6147] write(1, "executing program\n", 18executing program [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 6147] <... write resumed>) = 18 [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] munmap(0x7f14d0c00000, 138412032 [pid 6140] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... futex resumed>) = 0 [pid 6146] <... munmap resumed>) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6147] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6146] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6140] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] <... rseq resumed>) = 0 [pid 6147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6146] <... openat resumed>) = 4 [pid 6148] set_robust_list(0x7f14d90289a0, 24 [pid 6147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [ 94.790286][ T30] audit: type=1800 audit(1752057485.008:131): pid=6142 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048730 res=0 errno=0 [pid 6146] ioctl(4, LOOP_SET_FD, 3 [pid 6148] <... set_robust_list resumed>) = 0 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6139] close(17 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6139] close(18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6149 attached [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] <... mmap resumed>) = 0x7f14d9008000 [pid 6148] memfd_create("syzkaller", 0 [pid 6147] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6149] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6148] <... memfd_create resumed>) = 3 [pid 6147] <... mprotect resumed>) = 0 [pid 6149] <... rseq resumed>) = 0 [pid 6148] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6149] set_robust_list(0x7f14d90079a0, 24 [pid 6148] <... mmap resumed>) = 0x7f14d0c00000 [pid 6147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6139] close(19 [pid 6149] <... set_robust_list resumed>) = 0 [pid 6148] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6150 attached [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] <... write resumed>) = 131072 [pid 6139] close(20 [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] munmap(0x7f14d0c00000, 138412032 [pid 6147] <... clone3 resumed> => {parent_tid=[58]}, 88) = 58 [pid 6150] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6149] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6148] <... munmap resumed>) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... rseq resumed>) = 0 [pid 6139] close(21 [pid 6150] set_robust_list(0x7f14d90289a0, 24 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... set_robust_list resumed>) = 0 [pid 6139] close(22 [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6148] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] <... ioctl resumed>) = 0 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6139] close(23) = -1 EBADF (Bad file descriptor) [pid 6150] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] close(24 [pid 6149] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... openat resumed>) = 4 [pid 6147] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] close(3 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... futex resumed>) = 0 [pid 6149] <... futex resumed>) = 1 [pid 6148] ioctl(4, LOOP_SET_FD, 3 [pid 6147] <... futex resumed>) = 1 [pid 6146] <... close resumed>) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6139] close(25 [pid 6150] memfd_create("syzkaller", 0 [pid 6149] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] <... ioctl resumed>) = 0 [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6146] close(4 [pid 6140] close(3 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... memfd_create resumed>) = 3 [pid 6146] <... close resumed>) = 0 [pid 6140] <... close resumed>) = 0 [pid 6139] close(26 [pid 6150] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6146] mkdir("./file0", 0777 [pid 6140] close(4 [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... mmap resumed>) = 0x7f14d0c00000 [pid 6146] <... mkdir resumed>) = 0 [pid 6140] <... close resumed>) = 0 [pid 6146] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 94.832356][ T6146] loop2: detected capacity change from 0 to 256 [ 94.855804][ T6148] loop1: detected capacity change from 0 to 256 [ 94.866225][ T6146] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6140] close(5 [pid 6150] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6140] <... close resumed>) = 0 [pid 6139] close(27 [pid 6140] close(6) = -1 EBADF (Bad file descriptor) [pid 6140] close(7 [pid 6150] <... write resumed>) = 131072 [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6139] close(28 [pid 6140] close(8) = -1 EBADF (Bad file descriptor) [pid 6140] close(9) = -1 EBADF (Bad file descriptor) [pid 6140] close(10) = -1 EBADF (Bad file descriptor) [pid 6140] close(11) = -1 EBADF (Bad file descriptor) [pid 6140] close(12) = -1 EBADF (Bad file descriptor) [pid 6140] close(13) = -1 EBADF (Bad file descriptor) [pid 6140] close(14) = -1 EBADF (Bad file descriptor) [pid 6139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6140] close(15 [pid 6139] close(29) = -1 EBADF (Bad file descriptor) [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6140] close(16) = -1 EBADF (Bad file descriptor) [pid 6140] close(17) = -1 EBADF (Bad file descriptor) [pid 6140] close(18 [pid 6139] exit_group(0 [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6140] close(19) = -1 EBADF (Bad file descriptor) [pid 6140] close(20) = -1 EBADF (Bad file descriptor) [pid 6140] close(21) = -1 EBADF (Bad file descriptor) [pid 6140] close(22) = -1 EBADF (Bad file descriptor) [pid 6148] close(3 [pid 6140] close(23 [pid 6148] <... close resumed>) = 0 [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6148] close(4 [pid 6140] close(24 [pid 6148] <... close resumed>) = 0 [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6148] mkdir("./file0", 0777 [pid 6140] close(25 [pid 6148] <... mkdir resumed>) = 0 [pid 6140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6148] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6140] close(26) = -1 EBADF (Bad file descriptor) [pid 6140] close(27) = -1 EBADF (Bad file descriptor) [pid 6140] close(28) = -1 EBADF (Bad file descriptor) [pid 6140] close(29) = -1 EBADF (Bad file descriptor) [pid 6140] exit_group(0 [pid 6149] <... futex resumed>) = ? [pid 6142] <... futex resumed>) = ? [pid 6140] <... exit_group resumed>) = ? [pid 6139] <... exit_group resumed>) = ? [pid 6149] +++ exited with 0 +++ [pid 6142] +++ exited with 0 +++ [pid 6141] <... futex resumed>) = ? [pid 6140] +++ exited with 0 +++ [pid 6150] munmap(0x7f14d0c00000, 138412032 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5847] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6150] <... munmap resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6150] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6141] +++ exited with 0 +++ [pid 6139] +++ exited with 0 +++ [pid 5847] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... openat resumed>) = 3 [pid 6150] <... openat resumed>) = 4 [pid 5847] newfstatat(3, "", [pid 6150] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6150] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 5850] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5847] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 94.892728][ T6146] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 94.905942][ T6148] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 94.917458][ T6150] loop3: detected capacity change from 0 to 256 [ 94.919467][ T6146] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] <... umount2 resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./26/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6150] close(3 [pid 5850] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6150] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./26/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6150] close(4 [pid 5847] <... openat resumed>) = 4 [pid 6150] <... close resumed>) = 0 [pid 6146] <... mount resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./25/file0", [pid 5847] newfstatat(4, "", [pid 6150] mkdir("./file0", 0777 [pid 6146] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6146] <... openat resumed>) = 3 [pid 5850] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6150] <... mkdir resumed>) = 0 [pid 6146] chdir("./file0" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(4, [pid 6146] <... chdir resumed>) = 0 [pid 6146] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6146] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 5847] getdents64(4, [pid 6146] <... futex resumed>) = 1 [pid 6144] <... futex resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6146] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6144] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6146] openat(AT_FDCWD, ".", O_RDONLY [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] <... openat resumed>) = 4 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6146] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(4, [pid 6146] <... futex resumed>) = 1 [pid 6144] <... futex resumed>) = 0 [ 94.965300][ T6148] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 94.977658][ T6148] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6146] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6144] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(4 [pid 6144] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6150] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6146] <... ioctl resumed>) = 0 [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] close(4 [pid 6146] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./25/file0" [pid 6146] <... futex resumed>) = 0 [pid 6144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... rmdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6146] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6144] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6146] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] newfstatat(AT_FDCWD, "./25/binderfs", [pid 6146] <... openat resumed>) = 5 [pid 5847] rmdir("./26/file0" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6146] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] unlink("./25/binderfs" [pid 6146] <... futex resumed>) = 1 [pid 6144] <... futex resumed>) = 0 [pid 6144] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6144] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] <... unlink resumed>) = 0 [pid 6146] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] getdents64(3, [pid 6146] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6146] <... futex resumed>) = 1 [pid 6144] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6144] close(3 [pid 5850] <... close resumed>) = 0 [pid 6144] <... close resumed>) = 0 [pid 5850] rmdir("./25" [pid 6144] close(4 [pid 5850] <... rmdir resumed>) = 0 [pid 6144] <... close resumed>) = 0 [pid 5850] mkdir("./26", 0777 [pid 6146] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] close(5 [pid 5850] <... mkdir resumed>) = 0 [pid 6144] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6148] <... mount resumed>) = 0 [pid 6144] close(6 [pid 5850] <... openat resumed>) = 3 [pid 6148] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6148] <... openat resumed>) = 3 [pid 6144] close(7 [pid 5850] <... ioctl resumed>) = 0 [pid 6148] chdir("./file0" [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 6148] <... chdir resumed>) = 0 [pid 6144] close(8 [pid 5850] <... close resumed>) = 0 [pid 6148] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6151 attached [pid 6144] close(9 [pid 5847] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6151] set_robust_list(0x55555b6506a0, 24 [pid 6148] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... set_robust_list resumed>) = 0 [pid 6148] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] close(10 [pid 6151] chdir("./26" [pid 6148] <... futex resumed>) = 1 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... chdir resumed>) = 0 [pid 6148] openat(AT_FDCWD, ".", O_RDONLY [pid 6145] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] close(11 [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] <... openat resumed>) = 4 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... prctl resumed>) = 0 [pid 6148] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] close(12 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 55 [pid 6151] setpgid(0, 0 [pid 6148] <... futex resumed>) = 0 [pid 6145] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] close(13 [pid 6151] <... setpgid resumed>) = 0 [pid 6148] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6145] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] close(14 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6144] close(15) = -1 EBADF (Bad file descriptor) [pid 6144] close(16) = -1 EBADF (Bad file descriptor) [pid 6144] close(17) = -1 EBADF (Bad file descriptor) [pid 6144] close(18) = -1 EBADF (Bad file descriptor) [pid 6151] <... openat resumed>) = 3 [pid 6144] close(19) = -1 EBADF (Bad file descriptor) [pid 6144] close(20) = -1 EBADF (Bad file descriptor) [pid 6144] close(21) = -1 EBADF (Bad file descriptor) [pid 6144] close(22) = -1 EBADF (Bad file descriptor) [pid 6144] close(23 [pid 6151] write(3, "1000", 4 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... write resumed>) = 4 [pid 6144] close(24 [pid 6151] close(3 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... close resumed>) = 0 [pid 6144] close(25 [pid 6151] symlink("/dev/binderfs", "./binderfs" [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... symlink resumed>) = 0 [pid 6144] close(26 [pid 5847] unlink("./26/binderfs"executing program [pid 6151] write(1, "executing program\n", 18 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... write resumed>) = 18 [pid 6144] close(27 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... futex resumed>) = 0 [pid 6144] close(28 [pid 6151] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6144] close(29 [pid 6151] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6144] exit_group(0 [pid 6151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6146] <... futex resumed>) = ? [pid 6144] <... exit_group resumed>) = ? [pid 6151] <... mmap resumed>) = 0x7f14d9008000 [pid 6146] +++ exited with 0 +++ [pid 5847] <... unlink resumed>) = 0 [pid 6151] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6144] +++ exited with 0 +++ [ 95.015054][ T30] audit: type=1800 audit(1752057485.228:132): pid=6146 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048731 res=0 errno=0 [ 95.025367][ T6150] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6151] <... mprotect resumed>) = 0 [pid 6151] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6151] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6152 attached [pid 5847] getdents64(3, [pid 5846] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6152] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6151] <... clone3 resumed> => {parent_tid=[56]}, 88) = 56 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] close(3 [pid 6152] <... rseq resumed>) = 0 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] rmdir("./26" [pid 6152] set_robust_list(0x7f14d90289a0, 24 [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5847] mkdir("./27", 0777 [pid 6152] <... set_robust_list resumed>) = 0 [pid 6151] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(3, "", [pid 5847] <... mkdir resumed>) = 0 [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... openat resumed>) = 3 [pid 5846] getdents64(3, [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6152] memfd_create("syzkaller", 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6152] <... memfd_create resumed>) = 3 [pid 5847] close(3 [pid 6152] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6152] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5847] <... close resumed>) = 0 [pid 6145] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6145] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} => {parent_tid=[56]}, 88) = 56 [pid 6145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6145] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6154 attached ./strace-static-x86_64: Process 6153 attached [pid 6145] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] set_robust_list(0x55555b6506a0, 24 [pid 6153] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 60 [pid 6152] <... write resumed>) = 131072 [pid 6152] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6148] <... ioctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6148] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6148] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6154] <... set_robust_list resumed>) = 0 [pid 6153] <... rseq resumed>) = 0 [pid 6148] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] newfstatat(AT_FDCWD, "./28/file0", [pid 6154] chdir("./27" [pid 6153] set_robust_list(0x7f14d90079a0, 24 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6153] <... set_robust_list resumed>) = 0 [pid 5846] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] openat(AT_FDCWD, "./28/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6153] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5846] <... openat resumed>) = 4 [pid 6154] <... chdir resumed>) = 0 [pid 6153] <... openat resumed>) = 5 [ 95.131059][ T6150] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 95.143767][ T30] audit: type=1800 audit(1752057485.358:133): pid=6153 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048732 res=0 errno=0 [ 95.168285][ T6150] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6152] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] newfstatat(4, "", [pid 6152] <... openat resumed>) = 4 [pid 6145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6152] ioctl(4, LOOP_SET_FD, 3 [pid 6145] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(4, [pid 6145] <... futex resumed>) = 1 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6145] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./28/file0") = 0 [pid 5846] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./28/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./28" [pid 6154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6153] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./29", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6148] <... futex resumed>) = 0 [pid 6148] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6153] <... futex resumed>) = 0 [pid 6154] <... prctl resumed>) = 0 [pid 6153] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6154] setpgid(0, 0 [pid 6148] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] <... openat resumed>) = 3 [pid 6154] <... setpgid resumed>) = 0 [pid 6148] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6150] <... mount resumed>) = 0 [pid 6148] <... futex resumed>) = 1 [pid 6145] <... futex resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6148] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6145] close(3 [pid 5846] close(3 [pid 6145] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6145] close(4 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6155 attached [pid 6154] <... openat resumed>) = 3 [pid 6150] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6145] <... close resumed>) = 0 [pid 6155] set_robust_list(0x55555b6506a0, 24 [pid 6154] write(3, "1000", 4 [pid 6150] <... openat resumed>) = 3 [pid 6145] close(5 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 63 [pid 6155] <... set_robust_list resumed>) = 0 [pid 6154] <... write resumed>) = 4 [pid 6150] chdir("./file0" [pid 6154] close(3 [pid 6155] chdir("./29" [pid 6154] <... close resumed>) = 0 [pid 6150] <... chdir resumed>) = 0 [pid 6145] <... close resumed>) = 0 [pid 6154] symlink("/dev/binderfs", "./binderfs" [pid 6150] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6145] close(6 [pid 6155] <... chdir resumed>) = 0 [pid 6150] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6145] close(7) = -1 EBADF (Bad file descriptor) [pid 6145] close(8) = -1 EBADF (Bad file descriptor) [pid 6145] close(9) = -1 EBADF (Bad file descriptor) [pid 6150] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] close(10 [pid 6154] <... symlink resumed>) = 0 [pid 6150] <... futex resumed>) = 1 [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6150] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] setpgid(0, 0 [pid 6154] write(1, "executing program\n", 18 [pid 6147] <... futex resumed>) = 0 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6147] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] close(11executing program [pid 6150] <... futex resumed>) = 0 [pid 6155] <... setpgid resumed>) = 0 [pid 6147] <... futex resumed>) = 1 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... write resumed>) = 18 [pid 6150] openat(AT_FDCWD, ".", O_RDONLY [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] close(12 [pid 6155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... openat resumed>) = 4 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 95.182041][ T6152] loop4: detected capacity change from 0 to 256 [pid 6145] close(13 [pid 6150] <... futex resumed>) = 1 [pid 6147] <... futex resumed>) = 0 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6147] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] close(14 [pid 6147] <... futex resumed>) = 0 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] close(15) = -1 EBADF (Bad file descriptor) [pid 6145] close(16) = -1 EBADF (Bad file descriptor) [pid 6145] close(17) = -1 EBADF (Bad file descriptor) [pid 6145] close(18) = -1 EBADF (Bad file descriptor) [pid 6155] <... openat resumed>) = 3 [pid 6154] <... futex resumed>) = 0 [pid 6145] close(19) = -1 EBADF (Bad file descriptor) [pid 6145] close(20) = -1 EBADF (Bad file descriptor) [pid 6155] write(3, "1000", 4 [pid 6154] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6145] close(21) = -1 EBADF (Bad file descriptor) [pid 6154] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6155] <... write resumed>) = 4 [pid 6155] close(3 [pid 6154] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6145] close(22 [pid 6155] <... close resumed>) = 0 [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] symlink("/dev/binderfs", "./binderfs" [pid 6154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6145] close(23 [pid 6155] <... symlink resumed>) = 0 [pid 6154] <... mmap resumed>) = 0x7f14d9008000 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] write(1, "executing program\n", 18 [pid 6145] close(24) = -1 EBADF (Bad file descriptor) executing program [pid 6155] <... write resumed>) = 18 [pid 6154] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6152] <... ioctl resumed>) = 0 [pid 6150] <... ioctl resumed>) = 0 [pid 6145] close(25 [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6154] <... mprotect resumed>) = 0 [pid 6152] close(3 [pid 6150] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... futex resumed>) = 1 [pid 6147] <... futex resumed>) = 0 [pid 6145] close(26 [pid 6155] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6154] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6152] <... close resumed>) = 0 [pid 6150] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6147] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6154] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6152] close(4 [pid 6150] <... openat resumed>) = 5 [pid 6147] <... futex resumed>) = 0 [pid 6145] close(27 [pid 6155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6150] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] close(28 [pid 6150] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6147] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6147] <... futex resumed>) = 0 [pid 6150] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] close(29 [pid 6150] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6150] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] close(3 [pid 6145] exit_group(0 [pid 6147] <... close resumed>) = 0 [pid 6148] <... futex resumed>) = ? [pid 6147] close(4 [pid 6145] <... exit_group resumed>) = ? [pid 6148] +++ exited with 0 +++ [pid 6147] <... close resumed>) = 0 [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] <... futex resumed>) = ? [pid 6147] close(5) = 0 [pid 6147] close(6) = -1 EBADF (Bad file descriptor) [pid 6147] close(7./strace-static-x86_64: Process 6156 attached ) = -1 EBADF (Bad file descriptor) [pid 6147] close(8) = -1 EBADF (Bad file descriptor) [pid 6147] close(9 [pid 6156] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] <... rseq resumed>) = 0 [pid 6147] close(10 [pid 6156] set_robust_list(0x7f14d90289a0, 24 [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] <... set_robust_list resumed>) = 0 [pid 6153] +++ exited with 0 +++ [pid 6147] close(11 [pid 6145] +++ exited with 0 +++ [pid 6156] rt_sigprocmask(SIG_SETMASK, [], [pid 6155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] close(12 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6156] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6147] close(13) = -1 EBADF (Bad file descriptor) [pid 6147] close(14) = -1 EBADF (Bad file descriptor) [pid 6147] close(15 [pid 6155] <... mmap resumed>) = 0x7f14d9008000 [pid 6154] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6152] <... close resumed>) = 0 [pid 6147] close(16) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 6147] close(17) = -1 EBADF (Bad file descriptor) [pid 6147] close(18 [pid 5848] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6147] close(19 [pid 5848] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 6147] close(20 [pid 5848] newfstatat(3, "", [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6155] <... mprotect resumed>) = 0 [pid 6154] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] mkdir("./file0", 0777 [pid 6147] close(21 [pid 5848] getdents64(3, [pid 6155] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6155] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] <... mkdir resumed>) = 0 [pid 6147] close(22 [pid 5848] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6154] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6147] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 95.267930][ T30] audit: type=1800 audit(1752057485.488:134): pid=6150 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048733 res=0 errno=0 [pid 6147] close(23) = -1 EBADF (Bad file descriptor) [pid 6147] close(24) = -1 EBADF (Bad file descriptor) [pid 6147] close(25) = -1 EBADF (Bad file descriptor) [pid 6147] close(26) = -1 EBADF (Bad file descriptor) [pid 6147] close(27) = -1 EBADF (Bad file descriptor) [pid 6147] close(28) = -1 EBADF (Bad file descriptor) [pid 6147] close(29) = -1 EBADF (Bad file descriptor) [pid 6147] exit_group(0 [pid 6150] <... futex resumed>) = ? [pid 6147] <... exit_group resumed>) = ? [pid 6156] <... futex resumed>) = 0 [pid 6154] <... futex resumed>) = 1 [pid 6150] +++ exited with 0 +++ [pid 6147] +++ exited with 0 +++ [pid 6156] memfd_create("syzkaller", 0 [pid 6155] <... clone3 resumed> => {parent_tid=[64]}, 88) = 64 [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 6157 attached [pid 6156] <... memfd_create resumed>) = 3 [pid 6155] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... umount2 resumed>) = 0 [pid 6156] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6156] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6156] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6157] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] newfstatat(AT_FDCWD, "./25/file0", [pid 6157] <... rseq resumed>) = 0 [pid 6155] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] set_robust_list(0x7f14d90289a0, 24 [pid 6155] <... futex resumed>) = 0 [pid 5849] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6157] <... set_robust_list resumed>) = 0 [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6157] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6156] <... write resumed>) = 131072 [pid 5849] newfstatat(3, "", [pid 5848] <... openat resumed>) = 4 [pid 6157] memfd_create("syzkaller", 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(4, "", [pid 6157] <... memfd_create resumed>) = 3 [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] getdents64(4, [pid 6157] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5849] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6157] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4 [pid 6156] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... close resumed>) = 0 [pid 6157] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6156] <... munmap resumed>) = 0 [ 95.314513][ T6152] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 95.335986][ T6152] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5848] rmdir("./25/file0") = 0 [pid 6156] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5848] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6156] <... openat resumed>) = 4 [pid 5848] unlink("./25/binderfs") = 0 [pid 6157] <... write resumed>) = 131072 [pid 6156] ioctl(4, LOOP_SET_FD, 3 [pid 5848] getdents64(3, [pid 6157] munmap(0x7f14d0c00000, 138412032 [pid 6152] <... mount resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6157] <... munmap resumed>) = 0 [pid 6152] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] close(3 [pid 6157] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6152] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 6157] ioctl(4, LOOP_SET_FD, 3 [pid 6152] chdir("./file0" [pid 5848] rmdir("./25") = 0 [pid 5848] mkdir("./26", 0777) = 0 [pid 6152] <... chdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6157] <... ioctl resumed>) = 0 [pid 6156] <... ioctl resumed>) = 0 [pid 6152] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] close(3 [pid 6157] close(3) = 0 [pid 6152] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 6157] close(4 [pid 6152] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6157] <... close resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./26/file0", [pid 6157] mkdir("./file0", 0777 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6158 attached [pid 6157] <... mkdir resumed>) = 0 [pid 6156] close(3 [pid 5849] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6158] set_robust_list(0x55555b6506a0, 24 [pid 6157] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6156] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6158] <... set_robust_list resumed>) = 0 [pid 6156] close(4 [pid 5849] openat(AT_FDCWD, "./26/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 57 [ 95.365328][ T6152] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 95.383621][ T6156] loop0: detected capacity change from 0 to 256 [ 95.404209][ T6157] loop2: detected capacity change from 0 to 256 [pid 6158] chdir("./26" [pid 6156] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 6158] <... chdir resumed>) = 0 [pid 6156] mkdir("./file0", 0777 [pid 5849] newfstatat(4, "", [pid 6156] <... mkdir resumed>) = 0 [pid 6156] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, [pid 6158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6158] <... prctl resumed>) = 0 [pid 5849] getdents64(4, [pid 6158] setpgid(0, 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6158] <... setpgid resumed>) = 0 [pid 5849] close(4 [pid 6158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... close resumed>) = 0 [pid 6158] <... openat resumed>) = 3 [pid 5849] rmdir("./26/file0") = 0 [pid 6158] write(3, "1000", 4 [pid 5849] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6158] <... write resumed>) = 4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6158] close(3 [pid 5849] newfstatat(AT_FDCWD, "./26/binderfs", [pid 6158] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6158] symlink("/dev/binderfs", "./binderfs" [pid 5849] unlink("./26/binderfs" [pid 6158] <... symlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 6158] write(1, "executing program\n", 18 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 executing program [pid 6158] <... write resumed>) = 18 [pid 5849] close(3 [pid 6152] <... futex resumed>) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 6158] <... futex resumed>) = 0 [pid 6152] openat(AT_FDCWD, ".", O_RDONLY [pid 6151] <... futex resumed>) = 0 [pid 5849] rmdir("./26" [pid 6158] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6152] <... openat resumed>) = 4 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 6158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6152] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6151] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] mkdir("./27", 0777 [pid 6152] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... mkdir resumed>) = 0 [pid 6158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 95.426380][ T6157] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6158] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] <... ioctl resumed>) = 0 [pid 6158] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] close(3 [pid 6158] <... mprotect resumed>) = 0 [pid 6152] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6158] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[58]}, 88) = 58 [pid 6158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6158] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6159 attached [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6152] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6151] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6160 attached [pid 6159] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6152] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 59 [pid 6159] <... rseq resumed>) = 0 [pid 6159] set_robust_list(0x7f14d90289a0, 24 [pid 6160] set_robust_list(0x55555b6506a0, 24 [pid 6159] <... set_robust_list resumed>) = 0 [pid 6152] <... openat resumed>) = 5 [pid 6160] <... set_robust_list resumed>) = 0 [pid 6159] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] chdir("./27" [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6160] <... chdir resumed>) = 0 [pid 6159] memfd_create("syzkaller", 0 [pid 6152] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... memfd_create resumed>) = 3 [pid 6152] <... futex resumed>) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6152] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6151] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... mmap resumed>) = 0x7f14d0c00000 [pid 6151] <... futex resumed>) = 1 [pid 6159] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6152] <... futex resumed>) = 0 [pid 6151] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6159] <... write resumed>) = 131072 [pid 6160] <... prctl resumed>) = 0 [pid 6160] setpgid(0, 0) = 0 [ 95.466792][ T6156] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 95.470724][ T6157] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6159] munmap(0x7f14d0c00000, 138412032 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6159] <... munmap resumed>) = 0 [pid 6152] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6152] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6152] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] close(3 [pid 6160] <... openat resumed>) = 3 [pid 6159] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6151] <... close resumed>) = 0 [pid 6151] close(4) = 0 [pid 6151] close(5) = 0 [pid 6151] close(6) = -1 EBADF (Bad file descriptor) [pid 6151] close(7) = -1 EBADF (Bad file descriptor) executing program [pid 6160] write(3, "1000", 4 [pid 6151] close(8 [pid 6160] <... write resumed>) = 4 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] close(3 [pid 6151] close(9 [pid 6160] <... close resumed>) = 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] symlink("/dev/binderfs", "./binderfs" [pid 6151] close(10 [pid 6160] <... symlink resumed>) = 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] write(1, "executing program\n", 18 [pid 6151] close(11 [pid 6160] <... write resumed>) = 18 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] close(12 [pid 6160] <... futex resumed>) = 0 [pid 6159] <... openat resumed>) = 4 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6159] ioctl(4, LOOP_SET_FD, 3 [pid 6151] close(13 [pid 6159] <... ioctl resumed>) = 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] close(14) = -1 EBADF (Bad file descriptor) [pid 6160] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6151] close(15 [pid 6160] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] close(16 [pid 6160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] <... mmap resumed>) = 0x7f14d9008000 [pid 6151] close(17 [pid 6160] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] <... mprotect resumed>) = 0 [pid 6151] close(18 [pid 6160] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] close(19 [pid 6160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6151] close(20 [pid 6160] <... clone3 resumed> => {parent_tid=[60]}, 88) = 60 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] close(21 [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] close(22 [pid 6160] <... futex resumed>) = 0 [pid 6151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6151] close(23) = -1 EBADF (Bad file descriptor) [pid 6151] close(24) = -1 EBADF (Bad file descriptor) [pid 6151] close(25) = -1 EBADF (Bad file descriptor) [pid 6151] close(26) = -1 EBADF (Bad file descriptor) [pid 6151] close(27) = -1 EBADF (Bad file descriptor) [pid 6151] close(28) = -1 EBADF (Bad file descriptor) [pid 6151] close(29) = -1 EBADF (Bad file descriptor) [pid 6151] exit_group(0 [pid 6152] <... futex resumed>) = ? [pid 6151] <... exit_group resumed>) = ? [pid 6152] +++ exited with 0 +++ [pid 6151] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6161 attached [pid 6159] close(3 [pid 6161] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6159] <... close resumed>) = 0 [pid 6161] <... rseq resumed>) = 0 [pid 6159] close(4 [pid 6161] set_robust_list(0x7f14d90289a0, 24 [pid 6159] <... close resumed>) = 0 [pid 6161] <... set_robust_list resumed>) = 0 [pid 6159] mkdir("./file0", 0777 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] <... mkdir resumed>) = 0 [ 95.504732][ T30] audit: type=1800 audit(1752057485.708:135): pid=6152 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048734 res=0 errno=0 [ 95.509666][ T6156] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 95.556123][ T6159] loop1: detected capacity change from 0 to 256 [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6159] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] memfd_create("syzkaller", 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6161] <... memfd_create resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6161] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6161] munmap(0x7f14d0c00000, 138412032 [ 95.585595][ T6159] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 95.609409][ T6159] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 95.615484][ T6157] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] newfstatat(AT_FDCWD, "./26/file0", [pid 6161] <... munmap resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6161] <... openat resumed>) = 4 [pid 5850] openat(AT_FDCWD, "./26/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6161] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... openat resumed>) = 4 [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4) = 0 [pid 5850] rmdir("./26/file0") = 0 [pid 5850] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6161] close(3) = 0 [pid 6161] close(4) = 0 [pid 6161] mkdir("./file0", 0777) = 0 [pid 6161] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 95.623578][ T6156] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 95.650366][ T6161] loop3: detected capacity change from 0 to 256 [ 95.668576][ T6159] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] newfstatat(AT_FDCWD, "./26/binderfs", [pid 6159] <... mount resumed>) = 0 [pid 6156] <... mount resumed>) = 0 [pid 6159] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6156] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6159] <... openat resumed>) = 3 [pid 6156] <... openat resumed>) = 3 [pid 6159] chdir("./file0" [pid 6156] chdir("./file0" [pid 6159] <... chdir resumed>) = 0 [pid 6156] <... chdir resumed>) = 0 [pid 6159] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6156] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6159] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6156] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6159] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... futex resumed>) = 1 [pid 6158] <... futex resumed>) = 0 [pid 6156] <... futex resumed>) = 1 [pid 6154] <... futex resumed>) = 0 [pid 6159] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6158] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6154] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6158] <... futex resumed>) = 0 [pid 6156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6154] <... futex resumed>) = 0 [pid 5850] unlink("./26/binderfs" [pid 6159] openat(AT_FDCWD, ".", O_RDONLY [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] <... openat resumed>) = 4 [pid 6156] openat(AT_FDCWD, ".", O_RDONLY [pid 5850] <... unlink resumed>) = 0 [pid 6159] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... mount resumed>) = 0 [pid 6156] <... openat resumed>) = 4 [pid 5850] getdents64(3, [pid 6159] <... futex resumed>) = 1 [pid 6158] <... futex resumed>) = 0 [pid 6157] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6156] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6159] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6158] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... openat resumed>) = 3 [pid 6156] <... futex resumed>) = 1 [pid 6154] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6158] <... futex resumed>) = 0 [pid 6157] chdir("./file0" [pid 6156] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6154] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] <... chdir resumed>) = 0 [pid 6156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6154] <... futex resumed>) = 0 [pid 5850] rmdir("./26" [pid 6157] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6156] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... rmdir resumed>) = 0 [pid 6157] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] mkdir("./27", 0777 [pid 6157] <... futex resumed>) = 1 [pid 6157] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [ 95.691121][ T6161] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6155] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6157] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = 1 [pid 5850] <... openat resumed>) = 3 [pid 6157] openat(AT_FDCWD, ".", O_RDONLY [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6157] <... openat resumed>) = 4 [pid 5850] <... ioctl resumed>) = 0 [pid 6157] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 6157] <... futex resumed>) = 1 [pid 6155] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6155] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6155] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6162 attached [pid 6157] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 57 [pid 6162] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6162] chdir("./27") = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6159] <... ioctl resumed>) = 0 [pid 6157] <... ioctl resumed>) = 0 [pid 6156] <... ioctl resumed>) = 0 [pid 6162] <... prctl resumed>) = 0 [pid 6159] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6157] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] setpgid(0, 0 [pid 6159] <... futex resumed>) = 0 [ 95.735748][ T6161] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 95.763009][ T6161] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6158] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... futex resumed>) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6154] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6162] <... setpgid resumed>) = 0 [pid 6159] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6158] <... futex resumed>) = 0 [pid 6157] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6156] <... futex resumed>) = 0 [pid 6155] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6159] <... openat resumed>) = 5 [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6159] <... futex resumed>) = 1 [pid 6158] <... futex resumed>) = 0 [pid 6157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6156] <... openat resumed>) = 5 [pid 6159] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6158] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6156] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = 0 [pid 6162] <... openat resumed>) = 3 [pid 6159] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6158] <... futex resumed>) = 0 [pid 6157] <... openat resumed>) = 5 [pid 6156] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = 0 [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] <... futex resumed>) = 0 [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6157] <... futex resumed>) = 0 [pid 6162] write(3, "1000", 4 [pid 6159] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6158] close(3 [pid 6157] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] <... write resumed>) = 4 [pid 6154] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] close(3 [pid 6158] <... close resumed>) = 0 [pid 6157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6156] <... futex resumed>) = 0 [pid 6155] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = 1 [pid 6162] <... close resumed>) = 0 [pid 6158] close(4 [pid 6157] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6156] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6162] symlink("/dev/binderfs", "./binderfs" [pid 6158] <... close resumed>) = 0 [pid 6157] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6156] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6155] <... futex resumed>) = 0 [pid 6154] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] close(5 [pid 6157] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... symlink resumed>) = 0 [pid 6158] <... close resumed>) = 0 [pid 6155] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] write(1, "executing program\n", 18 [pid 6158] close(6 [pid 6157] <... futex resumed>) = 0 [pid 6156] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6154] close(3 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6157] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... write resumed>) = 18 [pid 6158] close(7 [pid 6156] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] close(3 [pid 6154] <... close resumed>) = 0 [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6162] <... futex resumed>) = 0 [pid 6158] close(8 [pid 6155] <... close resumed>) = 0 [pid 6154] close(4 [pid 6162] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(4 [pid 6154] <... close resumed>) = 0 [pid 6162] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6158] close(9 [pid 6155] <... close resumed>) = 0 [pid 6154] close(5 [pid 6162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(5 [pid 6154] <... close resumed>) = 0 [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] close(10 [pid 6154] close(6 [pid 6162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... close resumed>) = 0 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6162] <... mmap resumed>) = 0x7f14d9008000 [pid 6158] close(11 [pid 6162] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(6 [pid 6154] close(7 [pid 6162] <... mprotect resumed>) = 0 [pid 6158] close(12) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6158] close(13 [pid 6162] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(8 [pid 6162] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6158] close(14 [pid 6162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6161] <... mount resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(7 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6158] close(15./strace-static-x86_64: Process 6163 attached [pid 6161] <... openat resumed>) = 3 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(9 [pid 6163] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6162] <... clone3 resumed> => {parent_tid=[58]}, 88) = 58 [pid 6161] chdir("./file0" [pid 6158] close(16 [pid 6155] close(8 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] <... rseq resumed>) = 0 [pid 6162] rt_sigprocmask(SIG_SETMASK, [], [pid 6161] <... chdir resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(10 [pid 6163] set_robust_list(0x7f14d90289a0, 24 [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6158] close(17 [pid 6155] close(9 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] <... set_robust_list resumed>) = 0 [pid 6162] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(11 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] rt_sigprocmask(SIG_SETMASK, [], [pid 6162] <... futex resumed>) = 0 [pid 6161] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] close(18 [pid 6155] close(10 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6161] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(12 [pid 6161] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] close(19 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] memfd_create("syzkaller", 0 [pid 6161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6160] <... futex resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(11 [pid 6154] close(13 [pid 6163] <... memfd_create resumed>) = 3 [pid 6161] openat(AT_FDCWD, ".", O_RDONLY [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] close(20 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6161] <... openat resumed>) = 4 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] close(21 [pid 6161] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6160] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] close(22 [pid 6160] <... futex resumed>) = 0 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] close(23) = -1 EBADF (Bad file descriptor) [pid 6158] close(24) = -1 EBADF (Bad file descriptor) [pid 6158] close(25) = -1 EBADF (Bad file descriptor) [pid 6154] close(14 [pid 6163] <... mmap resumed>) = 0x7f14d0c00000 [pid 6158] close(26 [pid 6155] close(12 [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6158] close(27 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6158] close(28) = -1 EBADF (Bad file descriptor) [pid 6158] close(29) = -1 EBADF (Bad file descriptor) [pid 6158] exit_group(0 [pid 6159] <... futex resumed>) = ? [pid 6158] <... exit_group resumed>) = ? [pid 6163] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6159] +++ exited with 0 +++ [pid 6158] +++ exited with 0 +++ [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(15 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6155] close(13 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 95.780753][ T30] audit: type=1800 audit(1752057485.998:136): pid=6159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048735 res=0 errno=0 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(16 [pid 5848] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6155] close(14 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 6163] <... write resumed>) = 131072 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(17 [pid 5848] newfstatat(3, "", [pid 6163] munmap(0x7f14d0c00000, 138412032 [pid 6155] close(15 [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] close(18 [pid 5848] getdents64(3, [pid 6155] close(16 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6155] close(17 [pid 6154] close(19 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] <... munmap resumed>) = 0 [pid 6155] close(18 [pid 6154] close(20 [pid 6161] <... ioctl resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6161] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6155] close(19 [pid 6154] close(21 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6161] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(AT_FDCWD, "./26/file0", [pid 6161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6160] <... futex resumed>) = 0 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6161] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6155] close(20 [pid 6154] close(22 [pid 5848] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] <... openat resumed>) = 5 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6163] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6161] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] close(21 [pid 6154] close(23 [pid 5848] openat(AT_FDCWD, "./26/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6161] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 6163] <... openat resumed>) = 4 [pid 6161] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] close(22 [pid 6154] close(24 [pid 5848] newfstatat(4, "", [pid 6161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6160] <... futex resumed>) = 0 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6161] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6160] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6155] close(23 [pid 6154] close(25 [pid 5848] getdents64(4, [pid 6163] ioctl(4, LOOP_SET_FD, 3 [pid 6161] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6161] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(4, [pid 6161] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6155] close(24 [pid 6154] close(26 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6161] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] close(3 [pid 5848] close(4 [pid 6160] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6160] close(4 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./26/file0" [pid 6160] <... close resumed>) = 0 [pid 6155] close(25 [pid 6154] close(27 [pid 5848] <... rmdir resumed>) = 0 [pid 6160] close(5 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6160] <... close resumed>) = 0 [pid 6155] close(26 [pid 6154] close(28 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6160] close(6 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./26/binderfs", [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(27 [pid 6154] close(29 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6160] close(7 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./26/binderfs" [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] close(28 [pid 6154] exit_group(0 [pid 5848] <... unlink resumed>) = 0 [pid 6160] close(8 [pid 6156] <... futex resumed>) = ? [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] <... exit_group resumed>) = ? [pid 5848] getdents64(3, [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] +++ exited with 0 +++ [pid 6155] close(29 [pid 6154] +++ exited with 0 +++ [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6160] close(9 [pid 6155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6155] exit_group(0 [pid 5848] <... close resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6160] close(10 [pid 6157] <... futex resumed>) = ? [pid 6155] <... exit_group resumed>) = ? [pid 5848] rmdir("./26" [pid 5847] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6157] +++ exited with 0 +++ [pid 6155] +++ exited with 0 +++ [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6160] close(11 [pid 5848] mkdir("./27", 0777 [pid 5847] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6160] close(12 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] newfstatat(3, "", [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6160] close(13 [pid 5847] getdents64(3, [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6160] close(14 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... ioctl resumed>) = 0 [pid 6160] close(15) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6160] close(16 [pid 5848] <... close resumed>) = 0 [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] close(17 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6160] close(18 [pid 5846] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6164 attached [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 3 [pid 6160] close(19 [pid 5846] newfstatat(3, "", [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6160] close(20 [pid 5846] getdents64(3, [pid 6164] set_robust_list(0x55555b6506a0, 24 [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6164] <... set_robust_list resumed>) = 0 [pid 6160] close(21 [pid 5846] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6164] chdir("./27" [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 59 [pid 6160] close(22) = -1 EBADF (Bad file descriptor) [pid 6164] <... chdir resumed>) = 0 [pid 6160] close(23 [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] <... prctl resumed>) = 0 [pid 6160] close(24 [pid 6164] setpgid(0, 0 [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] <... setpgid resumed>) = 0 [pid 6160] close(25 [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] close(26 [pid 6164] <... openat resumed>) = 3 [pid 6160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] close(27) = -1 EBADF (Bad file descriptor) [pid 6160] close(28) = -1 EBADF (Bad file descriptor) [pid 6160] close(29) = -1 EBADF (Bad file descriptor) [ 95.863391][ T6163] loop4: detected capacity change from 0 to 256 [pid 6164] write(3, "1000", 4 [pid 6160] exit_group(0 [pid 6164] <... write resumed>) = 4 [pid 6161] <... futex resumed>) = ? [pid 6160] <... exit_group resumed>) = ? [pid 6164] close(3 [pid 6163] <... ioctl resumed>) = 0 [pid 6161] +++ exited with 0 +++ [pid 6160] +++ exited with 0 +++ [pid 5847] <... umount2 resumed>) = 0 [pid 6163] close(3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] <... umount2 resumed>) = 0 [pid 6163] <... close resumed>) = 0 [pid 5846] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(AT_FDCWD, "./29/file0", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5847] newfstatat(AT_FDCWD, "./27/file0", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5847] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] openat(AT_FDCWD, "./29/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./27/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... openat resumed>) = 4 [pid 6164] <... close resumed>) = 0 [pid 5849] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... openat resumed>) = 4 [pid 5846] newfstatat(4, "", [pid 6164] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(4, "", [pid 6164] <... symlink resumed>) = 0 [pid 6163] close(4 [pid 5849] newfstatat(AT_FDCWD, "./27/file0", [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 executing program [pid 6164] write(1, "executing program\n", 18 [pid 6163] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] getdents64(4, [pid 5846] getdents64(4, [pid 6164] <... write resumed>) = 18 [pid 6163] mkdir("./file0", 0777 [pid 5849] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... mkdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(4, [pid 5846] getdents64(4, [pid 6164] <... futex resumed>) = 0 [pid 6163] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] openat(AT_FDCWD, "./27/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6164] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] <... openat resumed>) = 4 [pid 5847] close(4 [pid 5846] close(4 [pid 6164] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] newfstatat(4, "", [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] rmdir("./27/file0" [pid 5846] rmdir("./29/file0" [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6164] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6164] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] getdents64(4, [pid 5847] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5846] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6164] <... mprotect resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] getdents64(4, [pid 5847] unlink("./27/binderfs" [pid 5846] unlink("./29/binderfs" [pid 6164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] close(4 [pid 5847] getdents64(3, [pid 5846] getdents64(3, ./strace-static-x86_64: Process 6165 attached [pid 5849] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6165] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6164] <... clone3 resumed> => {parent_tid=[60]}, 88) = 60 [pid 5849] rmdir("./27/file0" [pid 5847] close(3 [pid 5846] close(3 [pid 6165] <... rseq resumed>) = 0 [pid 6164] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... rmdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6165] set_robust_list(0x7f14d90289a0, 24 [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] rmdir("./27" [pid 5846] rmdir("./29" [pid 6165] <... set_robust_list resumed>) = 0 [pid 6164] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 6164] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5847] mkdir("./28", 0777 [pid 5846] mkdir("./30", 0777 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6165] memfd_create("syzkaller", 0 [pid 5849] unlink("./27/binderfs" [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... unlink resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 6165] <... memfd_create resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6165] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... ioctl resumed>) = 0 [pid 6165] <... mmap resumed>) = 0x7f14d0c00000 [pid 5849] getdents64(3, [pid 5847] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3 [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6166 attached [pid 6165] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] close(3 [pid 5847] <... close resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 65 [pid 5849] <... close resumed>) = 0 [pid 6166] set_robust_list(0x55555b6506a0, 24 [pid 6165] <... write resumed>) = 131072 [pid 6166] <... set_robust_list resumed>) = 0 [pid 5849] rmdir("./27" [pid 6166] chdir("./30" [pid 5849] <... rmdir resumed>) = 0 [pid 6166] <... chdir resumed>) = 0 [pid 5849] mkdir("./28", 0777 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6167 attached [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6165] munmap(0x7f14d0c00000, 138412032 [pid 5849] <... mkdir resumed>) = 0 [ 95.968108][ T6163] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6167] set_robust_list(0x55555b6506a0, 24 [pid 6166] <... prctl resumed>) = 0 [pid 6165] <... munmap resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 6166] setpgid(0, 0) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... ioctl resumed>) = 0 [pid 6166] <... openat resumed>) = 3 [pid 6165] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] close(3 [pid 6167] <... set_robust_list resumed>) = 0 [pid 6165] <... openat resumed>) = 4 [pid 5849] <... close resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 62 [pid 6167] chdir("./28" [pid 6166] write(3, "1000", 4) = 4 [pid 6165] ioctl(4, LOOP_SET_FD, 3 [pid 6167] <... chdir resumed>) = 0 [pid 6166] close(3 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6166] <... close resumed>) = 0 [pid 6167] <... prctl resumed>) = 0 [pid 6167] setpgid(0, 0 [pid 6166] symlink("/dev/binderfs", "./binderfs" [pid 6167] <... setpgid resumed>) = 0 [pid 6166] <... symlink resumed>) = 0 executing program [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6166] write(1, "executing program\n", 18 [pid 6167] write(3, "1000", 4 [pid 6166] <... write resumed>) = 18 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6167] <... write resumed>) = 4 [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] close(3) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6166] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, ./strace-static-x86_64: Process 6168 attached [pid 6167] symlink("/dev/binderfs", "./binderfs" [pid 6166] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 61 [pid 6168] set_robust_list(0x55555b6506a0, 24 [pid 6167] <... symlink resumed>) = 0 [pid 6166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6168] <... set_robust_list resumed>) = 0 [pid 6167] write(1, "executing program\n", 18 [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6167] <... write resumed>) = 18 [pid 6168] chdir("./28" [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... mmap resumed>) = 0x7f14d9008000 [ 96.012012][ T6163] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 96.035064][ T6165] loop1: detected capacity change from 0 to 256 [pid 6168] <... chdir resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6166] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6168] <... prctl resumed>) = 0 [pid 6167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6168] setpgid(0, 0) = 0 [pid 6166] <... mprotect resumed>) = 0 [pid 6168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6168] <... openat resumed>) = 3 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6168] write(3, "1000", 4 [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6168] <... write resumed>) = 4 [pid 6168] close(3 [pid 6167] <... mmap resumed>) = 0x7f14d9008000 [pid 6166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6168] <... close resumed>) = 0 [pid 6167] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6168] symlink("/dev/binderfs", "./binderfs" [pid 6167] <... mprotect resumed>) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6165] <... ioctl resumed>) = 0 [pid 6168] <... symlink resumed>) = 0 [pid 6168] write(1, "executing program\n", 18 [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6165] close(3 [pid 6166] <... clone3 resumed> => {parent_tid=[66]}, 88) = 66 [pid 6165] <... close resumed>) = 0 [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] close(4 [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... close resumed>) = 0 executing program [pid 6166] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] mkdir("./file0", 0777 [pid 6168] <... write resumed>) = 18 [pid 6166] <... futex resumed>) = 0 [pid 6165] <... mkdir resumed>) = 0 [ 96.054931][ T6163] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6165] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""./strace-static-x86_64: Process 6169 attached [pid 6168] <... futex resumed>) = 0 [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6168] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6169] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6168] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6170 attached [pid 6169] <... rseq resumed>) = 0 [pid 6168] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6167] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 6168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6169] set_robust_list(0x7f14d90289a0, 24 [pid 6168] <... mmap resumed>) = 0x7f14d9008000 [pid 6169] <... set_robust_list resumed>) = 0 [pid 6169] rt_sigprocmask(SIG_SETMASK, [], [pid 6170] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6167] rt_sigprocmask(SIG_SETMASK, [], [pid 6170] <... rseq resumed>) = 0 [pid 6168] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6170] set_robust_list(0x7f14d90289a0, 24 [pid 6169] memfd_create("syzkaller", 0 [pid 6168] <... mprotect resumed>) = 0 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6167] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... mount resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6168] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6170] <... set_robust_list resumed>) = 0 [pid 6169] <... memfd_create resumed>) = 3 [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6163] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6170] rt_sigprocmask(SIG_SETMASK, [], [pid 6169] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] <... openat resumed>) = 3 [pid 6163] chdir("./file0") = 0 [pid 6163] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6163] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6163] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6169] <... mmap resumed>) = 0x7f14d0c00000 [pid 6163] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072./strace-static-x86_64: Process 6171 attached [pid 6170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] <... clone3 resumed> => {parent_tid=[62]}, 88) = 62 [pid 6163] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6163] openat(AT_FDCWD, ".", O_RDONLY [pid 6171] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6170] memfd_create("syzkaller", 0 [pid 6168] rt_sigprocmask(SIG_SETMASK, [], [pid 6163] <... openat resumed>) = 4 [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... memfd_create resumed>) = 3 [pid 6168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6163] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... rseq resumed>) = 0 [pid 6170] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6168] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6168] <... futex resumed>) = 0 [pid 6163] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6171] set_robust_list(0x7f14d90289a0, 24 [pid 6170] <... mmap resumed>) = 0x7f14d0c00000 [pid 6169] <... write resumed>) = 131072 [pid 6162] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] <... futex resumed>) = 0 [pid 6171] <... set_robust_list resumed>) = 0 [pid 6170] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6169] munmap(0x7f14d0c00000, 138412032 [pid 6163] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6169] <... munmap resumed>) = 0 [pid 6170] <... write resumed>) = 131072 [ 96.089551][ T6165] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.108047][ T6165] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6171] memfd_create("syzkaller", 0 [pid 6169] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6171] <... memfd_create resumed>) = 3 [pid 6170] munmap(0x7f14d0c00000, 138412032 [pid 6169] <... openat resumed>) = 4 [pid 6171] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6169] ioctl(4, LOOP_SET_FD, 3 [pid 6171] <... mmap resumed>) = 0x7f14d0c00000 [pid 6163] <... ioctl resumed>) = 0 [pid 6163] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6163] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... futex resumed>) = 0 [pid 6162] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6163] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... munmap resumed>) = 0 [pid 6163] <... openat resumed>) = 5 [pid 6165] <... mount resumed>) = 0 [pid 6171] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6163] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6170] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6165] chdir("./file0" [pid 6163] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6170] <... openat resumed>) = 4 [pid 6163] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] <... chdir resumed>) = 0 [pid 6162] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] ioctl(4, LOOP_SET_FD, 3 [pid 6165] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6162] <... futex resumed>) = 0 [pid 6165] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6164] <... futex resumed>) = 0 [pid 6165] openat(AT_FDCWD, ".", O_RDONLY [pid 6164] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... openat resumed>) = 4 [pid 6164] <... futex resumed>) = 0 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6164] <... futex resumed>) = 0 [pid 6165] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] <... futex resumed>) = 0 [pid 6165] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] <... ioctl resumed>) = 0 [ 96.154920][ T6165] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 96.168927][ T6169] loop2: detected capacity change from 0 to 256 [ 96.189631][ T6170] loop0: detected capacity change from 0 to 256 [pid 6163] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6171] <... write resumed>) = 131072 [pid 6170] <... ioctl resumed>) = 0 [pid 6169] <... ioctl resumed>) = 0 [pid 6165] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] munmap(0x7f14d0c00000, 138412032 [pid 6170] close(3 [pid 6169] close(3 [pid 6165] <... futex resumed>) = 1 [pid 6163] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6171] <... munmap resumed>) = 0 [pid 6170] <... close resumed>) = 0 [pid 6169] <... close resumed>) = 0 [pid 6165] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] close(3 [pid 6171] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6170] close(4 [pid 6169] close(4 [pid 6162] <... close resumed>) = 0 [pid 6171] <... openat resumed>) = 4 [pid 6170] <... close resumed>) = 0 [pid 6169] <... close resumed>) = 0 [pid 6162] close(4 [pid 6171] ioctl(4, LOOP_SET_FD, 3 [pid 6170] mkdir("./file0", 0777 [pid 6169] mkdir("./file0", 0777 [pid 6162] <... close resumed>) = 0 [pid 6170] <... mkdir resumed>) = 0 [pid 6169] <... mkdir resumed>) = 0 [pid 6162] close(5 [pid 6169] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6162] <... close resumed>) = 0 [pid 6162] close(6) = -1 EBADF (Bad file descriptor) [pid 6170] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6162] close(7 [pid 6164] <... futex resumed>) = 0 [pid 6162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6162] close(8 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6162] close(9 [pid 6165] <... futex resumed>) = 0 [pid 6162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6162] close(10) = -1 EBADF (Bad file descriptor) [pid 6162] close(11) = -1 EBADF (Bad file descriptor) [pid 6162] close(12 [pid 6165] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6165] <... openat resumed>) = 5 [pid 6162] close(13) = -1 EBADF (Bad file descriptor) [pid 6162] close(14) = -1 EBADF (Bad file descriptor) [pid 6162] close(15) = -1 EBADF (Bad file descriptor) [pid 6162] close(16) = -1 EBADF (Bad file descriptor) [pid 6162] close(17) = -1 EBADF (Bad file descriptor) [pid 6162] close(18) = -1 EBADF (Bad file descriptor) [pid 6162] close(19) = -1 EBADF (Bad file descriptor) [ 96.206670][ T6169] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.220573][ T6170] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.236832][ T6171] loop3: detected capacity change from 0 to 256 [pid 6162] close(20) = -1 EBADF (Bad file descriptor) [pid 6165] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] close(21 [pid 6165] <... futex resumed>) = 1 [pid 6162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6165] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] close(22) = -1 EBADF (Bad file descriptor) [pid 6162] close(23) = -1 EBADF (Bad file descriptor) [pid 6162] close(24) = -1 EBADF (Bad file descriptor) [pid 6162] close(25) = -1 EBADF (Bad file descriptor) [pid 6162] close(26) = -1 EBADF (Bad file descriptor) [pid 6162] close(27) = -1 EBADF (Bad file descriptor) [pid 6162] close(28) = -1 EBADF (Bad file descriptor) [pid 6162] close(29) = -1 EBADF (Bad file descriptor) [pid 6162] exit_group(0 [pid 6163] <... futex resumed>) = ? [pid 6162] <... exit_group resumed>) = ? [pid 6163] +++ exited with 0 +++ [pid 6162] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6171] <... ioctl resumed>) = 0 [pid 6171] close(3) = 0 [pid 6171] close(4) = 0 [pid 6171] mkdir("./file0", 0777) = 0 [pid 6171] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6164] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6164] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 6164] <... futex resumed>) = 1 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6164] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 6165] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6165] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6165] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6164] <... futex resumed>) = 0 [pid 6165] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] close(3) = 0 [pid 6164] close(4) = 0 [pid 6164] close(5) = 0 [pid 6164] close(6) = -1 EBADF (Bad file descriptor) [pid 6164] close(7) = -1 EBADF (Bad file descriptor) [pid 6164] close(8) = -1 EBADF (Bad file descriptor) [pid 6164] close(9 [pid 5850] <... umount2 resumed>) = 0 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./27/file0", [pid 6164] close(10 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(11 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 96.251840][ T6171] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.262993][ T6169] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 96.272283][ T6170] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5850] openat(AT_FDCWD, "./27/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(12) = -1 EBADF (Bad file descriptor) [pid 6164] close(13 [pid 5850] <... openat resumed>) = 4 [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4) = 0 [pid 5850] rmdir("./27/file0") = 0 [pid 5850] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./27/binderfs") = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(14 [pid 5850] rmdir("./27" [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./28", 0777 [pid 6164] close(15 [pid 5850] <... mkdir resumed>) = 0 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(16 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(17 [pid 5850] <... openat resumed>) = 3 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(18 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6164] close(19 [pid 5850] <... ioctl resumed>) = 0 [pid 5850] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 59 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6169] <... mount resumed>) = 0 [pid 6164] close(20) = -1 EBADF (Bad file descriptor) [pid 6164] close(21./strace-static-x86_64: Process 6172 attached [ 96.309410][ T6169] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 96.332967][ T6171] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 96.347704][ T6170] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6169] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6169] <... openat resumed>) = 3 [pid 6164] close(22) = -1 EBADF (Bad file descriptor) [pid 6169] chdir("./file0") = 0 [pid 6169] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6169] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6166] <... futex resumed>) = 0 [pid 6169] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6170] <... mount resumed>) = 0 [pid 6166] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] chdir("./28" [pid 6169] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 1 [pid 6169] openat(AT_FDCWD, ".", O_RDONLY [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] close(23 [pid 6169] <... openat resumed>) = 4 [pid 6169] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6169] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6166] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] close(24) = -1 EBADF (Bad file descriptor) [pid 6166] <... futex resumed>) = 0 [pid 6172] <... chdir resumed>) = 0 [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] close(25) = -1 EBADF (Bad file descriptor) [pid 6172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6164] close(26) = -1 EBADF (Bad file descriptor) [pid 6172] <... prctl resumed>) = 0 [pid 6170] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6164] close(27 [pid 6172] setpgid(0, 0 [pid 6170] <... openat resumed>) = 3 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] <... setpgid resumed>) = 0 [pid 6170] chdir("./file0" [pid 6172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6170] <... chdir resumed>) = 0 [pid 6172] <... openat resumed>) = 3 [pid 6170] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6164] close(28 [pid 6170] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6170] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] close(29 [pid 6172] write(3, "1000", 4 [pid 6170] <... futex resumed>) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] <... write resumed>) = 4 [pid 6170] openat(AT_FDCWD, ".", O_RDONLY [pid 6167] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] exit_group(0 [pid 6170] <... openat resumed>) = 4 [pid 6167] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = ? [pid 6164] <... exit_group resumed>) = ? [pid 6170] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] +++ exited with 0 +++ [pid 6170] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6172] close(3) = 0 [pid 6172] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6172] write(1, "executing program\n", 18) = 18 [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6164] +++ exited with 0 +++ [pid 6172] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6172] <... mprotect resumed>) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6173 attached => {parent_tid=[60]}, 88) = 60 [pid 6171] <... mount resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6172] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... rseq resumed>) = 0 [pid 6172] <... futex resumed>) = 0 [pid 6173] set_robust_list(0x7f14d90289a0, 24 [pid 5848] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6171] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6173] <... set_robust_list resumed>) = 0 [pid 6171] <... openat resumed>) = 3 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] memfd_create("syzkaller", 0 [pid 6171] chdir("./file0") = 0 [pid 6171] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5848] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6173] <... memfd_create resumed>) = 3 [pid 6173] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6173] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... openat resumed>) = 3 [ 96.368883][ T6171] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6171] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6168] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6168] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6173] <... write resumed>) = 131072 [pid 6171] openat(AT_FDCWD, ".", O_RDONLY [pid 6170] <... ioctl resumed>) = 0 [pid 6169] <... ioctl resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6171] <... openat resumed>) = 4 [pid 6170] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... futex resumed>) = 1 [pid 6169] <... futex resumed>) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6170] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6169] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6167] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... openat resumed>) = 5 [pid 6169] <... openat resumed>) = 5 [pid 6167] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 5848] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6169] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] <... futex resumed>) = 0 [pid 6169] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6171] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... futex resumed>) = 1 [pid 6170] <... futex resumed>) = 1 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6168] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6170] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6171] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6170] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... futex resumed>) = 1 [pid 6169] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 1 [pid 6169] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6167] close(3 [pid 6166] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6167] <... close resumed>) = 0 [pid 6169] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] close(4 [pid 6169] <... futex resumed>) = 1 [pid 6167] <... close resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6166] close(3) = 0 [pid 6169] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] close(5 [pid 6166] close(4 [pid 6167] <... close resumed>) = 0 [pid 6167] close(6 [pid 6166] <... close resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(5 [pid 6167] close(7) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = 0 [pid 6173] munmap(0x7f14d0c00000, 138412032 [pid 6167] close(8 [pid 6166] close(6 [pid 6173] <... munmap resumed>) = 0 [pid 6170] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6173] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6171] <... ioctl resumed>) = 0 [pid 6167] close(9 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6173] <... openat resumed>) = 4 [pid 6171] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(7 [pid 6173] ioctl(4, LOOP_SET_FD, 3 [pid 6171] <... futex resumed>) = 1 [pid 6168] <... futex resumed>) = 0 [pid 6167] close(10 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6168] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(8 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6168] <... futex resumed>) = 0 [pid 6167] close(11 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./27/file0", [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(9 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6167] close(12 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./27/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6171] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(10 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./27/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6166] close(11 [pid 6171] <... openat resumed>) = 5 [pid 6167] close(13 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 6166] close(12 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", [pid 6166] close(13 [pid 6171] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] close(14 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6171] <... futex resumed>) = 1 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(14 [pid 5848] getdents64(4, [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6166] close(15 [pid 5848] getdents64(4, [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6166] close(16 [pid 5848] close(4 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6168] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] close(15 [pid 6166] close(17 [pid 5848] <... close resumed>) = 0 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./27/file0" [pid 6168] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] close(16 [pid 6166] close(18 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 6171] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6167] close(17 [pid 6166] close(19 [pid 5848] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6171] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6171] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] close(18 [pid 6166] close(20 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6171] <... futex resumed>) = 1 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./27/binderfs", [pid 6168] close(3 [pid 6167] close(19 [pid 6166] close(21 [pid 6168] <... close resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6168] close(4 [pid 6167] close(20 [pid 6166] close(22 [pid 6171] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] <... close resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./27/binderfs" [pid 6168] close(5 [pid 6167] close(21 [pid 6166] close(23 [pid 6168] <... close resumed>) = 0 [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6168] close(6 [pid 6167] close(22 [pid 6166] close(24 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... unlink resumed>) = 0 [pid 6168] close(7 [pid 6167] close(23 [pid 6166] close(25 [pid 5848] getdents64(3, [pid 6173] <... ioctl resumed>) = 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6173] close(3 [pid 6168] close(8 [pid 6167] close(24 [pid 6166] close(26 [pid 6173] <... close resumed>) = 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6173] close(4 [pid 6168] close(9 [pid 6167] close(25 [pid 6166] close(27 [pid 6173] <... close resumed>) = 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6173] mkdir("./file0", 0777 [pid 6168] close(10 [pid 6167] close(26 [pid 6173] <... mkdir resumed>) = 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(28 [pid 5848] close(3 [pid 6168] close(11 [pid 6167] close(27 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] close(29 [pid 5848] <... close resumed>) = 0 [pid 6173] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6168] close(12 [pid 6167] close(28 [pid 6166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./27" [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6166] exit_group(0 [pid 6169] <... futex resumed>) = ? [pid 6168] close(13 [pid 6167] close(29 [pid 6166] <... exit_group resumed>) = ? [pid 5848] <... rmdir resumed>) = 0 [pid 6169] +++ exited with 0 +++ [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6168] close(14 [pid 6166] +++ exited with 0 +++ [pid 5848] mkdir("./28", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] <... openat resumed>) = 3 [pid 5846] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... ioctl resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] close(3 [pid 5846] <... openat resumed>) = 3 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6167] exit_group(0 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6170] <... futex resumed>) = ? [pid 6168] close(15 [pid 6167] <... exit_group resumed>) = ? [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 96.443274][ T6173] loop4: detected capacity change from 0 to 256 [ 96.482724][ T6173] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 61 ./strace-static-x86_64: Process 6174 attached [pid 6170] +++ exited with 0 +++ [pid 6168] close(16 [pid 6167] +++ exited with 0 +++ [pid 5846] <... umount2 resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./30/file0", [pid 5847] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6174] set_robust_list(0x55555b6506a0, 24 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6174] <... set_robust_list resumed>) = 0 [pid 6168] close(17 [pid 5847] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6174] chdir("./28" [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 5846] openat(AT_FDCWD, "./30/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6174] <... chdir resumed>) = 0 [pid 6168] close(18 [pid 5847] newfstatat(3, "", [pid 5846] <... openat resumed>) = 4 [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(4, "", [pid 6174] <... prctl resumed>) = 0 [pid 6168] close(19 [pid 5847] getdents64(3, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6174] setpgid(0, 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] getdents64(4, [pid 6174] <... setpgid resumed>) = 0 [pid 6168] close(20 [pid 5847] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(4, [pid 6174] <... openat resumed>) = 3 [pid 6168] close(21 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(4) = 0 [pid 6168] close(22 [pid 5846] rmdir("./30/file0" [pid 6174] write(3, "1000", 4 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 6174] <... write resumed>) = 4 [pid 6168] close(23 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6174] close(3 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./30/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./30") = 0 [pid 5847] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] mkdir("./31", 0777 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... mkdir resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./28/file0", [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6175 attached , child_tidptr=0x55555b650690) = 67 [pid 6175] set_robust_list(0x55555b6506a0, 24 [pid 6174] <... close resumed>) = 0 [pid 6168] close(24 [pid 5847] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6175] <... set_robust_list resumed>) = 0 [pid 6175] chdir("./31" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6175] <... chdir resumed>) = 0 [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6174] symlink("/dev/binderfs", "./binderfs" [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] setpgid(0, 0) = 0 [pid 6168] close(25 [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6174] <... symlink resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./28/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... openat resumed>) = 3 [pid 6174] write(1, "executing program\n", 18 [pid 6173] <... mount resumed>) = 0 [pid 6168] close(26 [pid 5847] <... openat resumed>) = 4 [pid 6174] <... write resumed>) = 18 [pid 6173] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(4, "", [pid 6175] write(3, "1000", 4 [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... openat resumed>) = 3 [pid 6168] close(27 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6173] chdir("./file0" [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... write resumed>) = 4 [pid 6174] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6173] <... chdir resumed>) = 0 [pid 6168] close(28 [pid 5847] getdents64(4, [pid 6175] close(3 [pid 6174] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6173] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6175] <... close resumed>) = 0 [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6168] close(29 [pid 6175] symlink("/dev/binderfs", "./binderfs" [pid 6174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6173] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... symlink resumed>) = 0 [pid 6174] <... mmap resumed>) = 0x7f14d9008000 [pid 6173] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6168] exit_group(0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 executing program [pid 6175] write(1, "executing program\n", 18 [pid 5847] getdents64(4, [pid 6175] <... write resumed>) = 18 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] close(4 [pid 6175] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6175] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5847] rmdir("./28/file0" [pid 6175] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6175] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6175] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] unlink("./28/binderfs" [pid 6175] <... mprotect resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] getdents64(3, [pid 6175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] close(3 [pid 6168] <... exit_group resumed>) = ? [pid 5847] <... close resumed>) = 0 [pid 6172] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6176 attached [pid 6174] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6173] openat(AT_FDCWD, ".", O_RDONLY [pid 6172] <... futex resumed>) = 0 [pid 6171] <... futex resumed>) = ? [pid 5847] rmdir("./28" [pid 6174] <... mprotect resumed>) = 0 [pid 6173] <... openat resumed>) = 4 [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... rmdir resumed>) = 0 [pid 6175] <... clone3 resumed> => {parent_tid=[68]}, 88) = 68 [pid 6173] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] mkdir("./29", 0777 [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 96.508158][ T6173] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 96.538845][ T6173] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6176] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6175] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6172] <... futex resumed>) = 0 [pid 6171] +++ exited with 0 +++ [pid 6168] +++ exited with 0 +++ [pid 5847] <... openat resumed>) = 3 [pid 6176] <... rseq resumed>) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6173] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6176] set_robust_list(0x7f14d90289a0, 24 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5847] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6177 attached [pid 6176] <... set_robust_list resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] <... clone3 resumed> => {parent_tid=[62]}, 88) = 62 [pid 5847] close(3 [pid 6177] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6174] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... restart_syscall resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5849] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./28", 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, [pid 6177] <... rseq resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6177] set_robust_list(0x7f14d90289a0, 24 [pid 5849] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6177] <... set_robust_list resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6178 attached [pid 6177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6177] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 64 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6178] chdir("./29") = 0 [pid 6178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6178] setpgid(0, 0) = 0 [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6176] memfd_create("syzkaller", 0 [pid 6174] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] write(3, "1000", 4 [pid 6177] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 1 [pid 6176] <... memfd_create resumed>) = 3 [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6178] <... write resumed>) = 4 [pid 6177] memfd_create("syzkaller", 0 [pid 6176] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6173] <... ioctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6178] close(3 [pid 6177] <... memfd_create resumed>) = 3 [pid 6176] <... mmap resumed>) = 0x7f14d0c00000 [pid 6173] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6178] <... close resumed>) = 0 [pid 6177] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6173] <... futex resumed>) = 0 [pid 6172] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6173] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6172] <... futex resumed>) = 0 [pid 6178] symlink("/dev/binderfs", "./binderfs" [pid 6177] <... mmap resumed>) = 0x7f14d0c00000 [pid 6173] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(AT_FDCWD, "./28/file0", [pid 6178] <... symlink resumed>) = 0 [pid 6177] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6176] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6173] <... openat resumed>) = 5 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 6178] write(1, "executing program\n", 18 [pid 5849] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6178] <... write resumed>) = 18 [pid 6177] <... write resumed>) = 131072 [pid 6173] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] munmap(0x7f14d0c00000, 138412032 [pid 5849] openat(AT_FDCWD, "./28/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6178] <... futex resumed>) = 0 [pid 6177] <... munmap resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 6178] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6177] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] newfstatat(4, "", [pid 6178] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6177] <... openat resumed>) = 4 [pid 6176] <... write resumed>) = 131072 [pid 6173] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6176] munmap(0x7f14d0c00000, 138412032 [pid 6173] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6172] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(4, [pid 6178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6176] <... munmap resumed>) = 0 [pid 5849] getdents64(4, [pid 6172] <... futex resumed>) = 0 [pid 6173] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6176] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6172] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... mmap resumed>) = 0x7f14d9008000 [pid 6176] <... openat resumed>) = 4 [pid 6173] <... futex resumed>) = 0 [pid 6172] close(3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6178] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6173] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... close resumed>) = 0 [pid 5849] close(4 [pid 6178] <... mprotect resumed>) = 0 [pid 6176] ioctl(4, LOOP_SET_FD, 3 [pid 6172] close(4 [pid 5849] <... close resumed>) = 0 [pid 6178] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6177] ioctl(4, LOOP_SET_FD, 3 [pid 6172] <... close resumed>) = 0 [pid 5849] rmdir("./28/file0" [pid 6178] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... rmdir resumed>) = 0 [pid 5849] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6178] <... clone3 resumed> => {parent_tid=[65]}, 88) = 65 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6178] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6178] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] unlink("./28/binderfs" [pid 6178] <... futex resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6179 attached [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] getdents64(3, [pid 6179] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6172] close(5 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 6179] <... rseq resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./28" [pid 6179] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6172] <... close resumed>) = 0 [pid 6179] rt_sigprocmask(SIG_SETMASK, [], [pid 6172] close(6 [pid 5849] mkdir("./29", 0777) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] memfd_create("syzkaller", 0 [pid 6172] close(7) = -1 EBADF (Bad file descriptor) [pid 6179] <... memfd_create resumed>) = 3 [pid 6172] close(8 [pid 6179] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6179] <... mmap resumed>) = 0x7f14d0c00000 [pid 6172] close(9 [pid 5849] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3) = 0 [pid 6179] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] close(10 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6180 attached [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6177] <... ioctl resumed>) = 0 [pid 6172] close(11 [pid 6179] <... write resumed>) = 131072 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] munmap(0x7f14d0c00000, 138412032 [pid 6177] close(3 [pid 6172] close(12 [pid 6180] set_robust_list(0x55555b6506a0, 24 [pid 6179] <... munmap resumed>) = 0 [pid 6176] <... ioctl resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6176] close(3 [pid 6172] close(13 [pid 6179] <... openat resumed>) = 4 [pid 6177] <... close resumed>) = 0 [pid 6176] <... close resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 63 [ 96.661521][ T6177] loop1: detected capacity change from 0 to 256 [ 96.665146][ T6176] loop2: detected capacity change from 0 to 256 [pid 6180] <... set_robust_list resumed>) = 0 [pid 6177] close(4 [pid 6176] close(4 [pid 6172] close(14 [pid 6180] chdir("./29" [pid 6176] <... close resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6176] mkdir("./file0", 0777 [pid 6172] close(15 [pid 6180] <... chdir resumed>) = 0 [pid 6177] <... close resumed>) = 0 [pid 6176] <... mkdir resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6176] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6172] close(16 [pid 6180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6177] mkdir("./file0", 0777 [pid 6180] <... prctl resumed>) = 0 [pid 6177] <... mkdir resumed>) = 0 [pid 6180] setpgid(0, 0 [pid 6177] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6180] <... setpgid resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6180] write(3, "1000", 4) = 4 [pid 6180] close(3) = 0 [pid 6180] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6180] write(1, "executing program\n", 18) = 18 [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6180] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6180] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6180] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6180] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[64]}, 88) = 64 ./strace-static-x86_64: Process 6181 attached [pid 6180] rt_sigprocmask(SIG_SETMASK, [], [pid 6181] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] <... rseq resumed>) = 0 [pid 6180] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] set_robust_list(0x7f14d90289a0, 24 [pid 6180] <... futex resumed>) = 0 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6181] memfd_create("syzkaller", 0) = 3 [pid 6181] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6179] ioctl(4, LOOP_SET_FD, 3 [pid 6172] close(17) = -1 EBADF (Bad file descriptor) [pid 6172] close(18) = -1 EBADF (Bad file descriptor) [pid 6181] <... mmap resumed>) = 0x7f14d0c00000 [pid 6181] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6172] close(19 [pid 6181] <... write resumed>) = 131072 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] close(20 [pid 6181] munmap(0x7f14d0c00000, 138412032) = 0 [ 96.718983][ T6176] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.738116][ T6177] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6181] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6181] ioctl(4, LOOP_SET_FD, 3 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] close(21 [pid 6179] <... ioctl resumed>) = 0 [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] close(3) = 0 [pid 6172] close(22) = -1 EBADF (Bad file descriptor) [pid 6179] close(4) = 0 [pid 6181] <... ioctl resumed>) = 0 [pid 6181] close(3) = 0 [pid 6181] close(4) = 0 [pid 6181] mkdir("./file0", 0777) = 0 [pid 6181] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6179] mkdir("./file0", 0777 [pid 6172] close(23 [pid 6179] <... mkdir resumed>) = 0 [ 96.761250][ T6176] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 96.769601][ T6181] loop3: detected capacity change from 0 to 256 [ 96.778234][ T6179] loop0: detected capacity change from 0 to 256 [ 96.783391][ T6177] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 96.804260][ T6181] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6179] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] close(24) = -1 EBADF (Bad file descriptor) [pid 6172] close(25) = -1 EBADF (Bad file descriptor) [pid 6172] close(26) = -1 EBADF (Bad file descriptor) [pid 6172] close(27) = -1 EBADF (Bad file descriptor) [ 96.817480][ T6179] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 96.821848][ T6177] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 96.842950][ T6181] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 96.857351][ T6176] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6172] close(28) = -1 EBADF (Bad file descriptor) [pid 6177] <... mount resumed>) = 0 [pid 6172] close(29 [pid 6177] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] exit_group(0 [pid 6177] <... openat resumed>) = 3 [pid 6172] <... exit_group resumed>) = ? [pid 6173] <... futex resumed>) = ? [pid 6176] <... mount resumed>) = 0 [pid 6173] +++ exited with 0 +++ [pid 6172] +++ exited with 0 +++ [pid 6176] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6177] chdir("./file0" [pid 6176] <... openat resumed>) = 3 [pid 6177] <... chdir resumed>) = 0 [pid 6176] chdir("./file0") = 0 [pid 6177] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... restart_syscall resumed>) = 0 [pid 6177] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6177] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6177] <... futex resumed>) = 1 [pid 6176] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6174] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6174] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6177] openat(AT_FDCWD, ".", O_RDONLY [pid 6176] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6177] <... openat resumed>) = 4 [pid 6176] <... futex resumed>) = 1 [pid 6175] <... futex resumed>) = 0 [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] newfstatat(3, "", [pid 6177] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6177] <... futex resumed>) = 0 [pid 6176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6177] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6176] openat(AT_FDCWD, ".", O_RDONLY [pid 6174] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [ 96.871376][ T6179] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 96.891506][ T6181] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] <... openat resumed>) = 4 [pid 5850] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6175] <... futex resumed>) = 0 [pid 6176] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 1 [pid 6176] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = 0 [pid 6181] <... mount resumed>) = 0 [pid 6179] <... mount resumed>) = 0 [pid 6177] <... ioctl resumed>) = 0 [pid 6176] <... ioctl resumed>) = 0 [pid 6177] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6177] <... futex resumed>) = 1 [pid 6176] <... futex resumed>) = 1 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6181] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6179] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6177] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6175] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6181] <... openat resumed>) = 3 [pid 6179] <... openat resumed>) = 3 [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6176] <... openat resumed>) = 5 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./28/file0", [pid 6181] chdir("./file0" [pid 6179] chdir("./file0" [pid 6177] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6176] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6181] <... chdir resumed>) = 0 [pid 6179] <... chdir resumed>) = 0 [pid 6177] <... openat resumed>) = 5 [pid 6176] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6181] openat(AT_FDCWD, "/dev/loop3", O_RDWR [ 96.912952][ T6179] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6179] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6177] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6181] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6179] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6177] <... futex resumed>) = 1 [pid 6176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./28/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6181] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6175] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6174] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 6181] <... futex resumed>) = 1 [pid 6180] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = 1 [pid 6178] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6176] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6174] <... futex resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 6181] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6180] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6176] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6180] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... futex resumed>) = 0 [pid 6177] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6176] <... futex resumed>) = 1 [pid 6175] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6181] openat(AT_FDCWD, ".", O_RDONLY [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] openat(AT_FDCWD, ".", O_RDONLY [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] close(3 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6181] <... openat resumed>) = 4 [pid 6179] <... openat resumed>) = 4 [pid 6177] <... futex resumed>) = 1 [pid 6175] <... close resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6179] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] close(4 [pid 6174] close(3 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6179] <... futex resumed>) = 1 [pid 6178] <... futex resumed>) = 0 [pid 6175] <... close resumed>) = 0 [pid 6174] <... close resumed>) = 0 [pid 6179] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] close(5 [pid 6174] close(4 [pid 5850] close(4 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... futex resumed>) = 0 [pid 6175] <... close resumed>) = 0 [pid 6174] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6179] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] close(6 [pid 6174] close(5 [pid 5850] rmdir("./28/file0" [pid 6179] <... ioctl resumed>) = 0 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6179] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] close(7 [pid 6174] close(6 [pid 5850] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6179] <... futex resumed>) = 1 [pid 6178] <... futex resumed>) = 0 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6179] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] close(8 [pid 6174] close(7 [pid 5850] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... futex resumed>) = 0 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6181] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] close(9 [pid 6174] close(8 [pid 5850] unlink("./28/binderfs" [pid 6181] <... futex resumed>) = 1 [pid 6180] <... futex resumed>) = 0 [pid 6179] <... openat resumed>) = 5 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 6181] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6180] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] close(10 [pid 6174] close(9 [pid 5850] getdents64(3, [pid 6180] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6181] <... ioctl resumed>) = 0 [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] close(3 [pid 6181] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] <... futex resumed>) = 0 [pid 5850] rmdir("./28" [pid 6181] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6180] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = 1 [pid 6178] <... futex resumed>) = 0 [pid 6175] close(11 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 6181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6180] <... futex resumed>) = 0 [pid 6179] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6178] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(10 [pid 5850] mkdir("./29", 0777 [pid 6181] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6178] <... futex resumed>) = 0 [pid 6175] close(12 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 6181] <... openat resumed>) = 5 [pid 6179] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(11 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6181] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = 0 [pid 6178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] close(13 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6181] <... futex resumed>) = 1 [pid 6180] <... futex resumed>) = 0 [pid 6179] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] close(3 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(12 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6181] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6180] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... close resumed>) = 0 [pid 6175] close(14 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] close(3 [pid 6181] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(13 [pid 5850] <... close resumed>) = 0 [pid 6181] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6180] <... futex resumed>) = 0 [pid 6175] close(15 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6181] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6181] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6182 attached [pid 6182] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6180] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] close(4 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(14 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 61 [pid 6182] chdir("./29" [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... close resumed>) = 0 [pid 6175] close(16 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... chdir resumed>) = 0 [pid 6180] close(3 [pid 6178] close(5 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(15 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6178] <... close resumed>) = 0 [pid 6175] close(17 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... prctl resumed>) = 0 [pid 6180] <... close resumed>) = 0 [pid 6178] close(6 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(16 [pid 6182] setpgid(0, 0 [pid 6180] close(4 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] close(18 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] <... close resumed>) = 0 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(17 [pid 6182] <... setpgid resumed>) = 0 [pid 6180] close(5 [pid 6178] close(7 [pid 6175] close(19 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6180] <... close resumed>) = 0 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(18 [pid 6182] <... openat resumed>) = 3 [pid 6180] close(6 [pid 6178] close(8 [pid 6175] close(20 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] write(3, "1000", 4 [pid 6180] close(7 [pid 6178] close(9 [pid 6175] close(21 [pid 6182] <... write resumed>) = 4 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] close(3 [pid 6180] close(8 [pid 6178] close(10 [pid 6175] close(22 [pid 6182] <... close resumed>) = 0 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(9 [pid 6178] close(11 [pid 6175] close(23 [pid 6174] close(19 [pid 6182] symlink("/dev/binderfs", "./binderfs" [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... symlink resumed>) = 0 [pid 6180] close(10 [pid 6178] close(12 [pid 6175] close(24 [pid 6174] close(20executing program [pid 6182] write(1, "executing program\n", 18 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... write resumed>) = 18 [pid 6180] close(11 [pid 6175] close(25 [pid 6174] close(21 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(12 [pid 6175] close(26 [pid 6174] close(22 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(13 [pid 6175] close(27 [pid 6174] close(23 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(14 [pid 6175] close(28 [pid 6174] close(24 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(15 [pid 6175] close(29 [pid 6174] close(25 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] close(16 [pid 6178] close(13 [pid 6175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... futex resumed>) = 0 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6175] exit_group(0 [pid 6174] close(26 [pid 6182] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6180] close(17 [pid 6178] close(14 [pid 6176] <... futex resumed>) = ? [pid 6175] <... exit_group resumed>) = ? [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6176] +++ exited with 0 +++ [pid 6182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6178] close(15 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6178] close(16 [pid 6182] <... mmap resumed>) = 0x7f14d9008000 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6178] close(17 [pid 6182] <... mprotect resumed>) = 0 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6178] close(18 [pid 6182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6178] close(19./strace-static-x86_64: Process 6183 attached ) = -1 EBADF (Bad file descriptor) [pid 6183] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6182] <... clone3 resumed> => {parent_tid=[62]}, 88) = 62 [pid 6178] close(20 [pid 6183] <... rseq resumed>) = 0 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6183] set_robust_list(0x7f14d90289a0, 24 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] close(21 [pid 6183] <... set_robust_list resumed>) = 0 [pid 6182] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] <... futex resumed>) = 0 [pid 6180] close(18 [pid 6178] close(22 [pid 6175] +++ exited with 0 +++ [pid 6174] close(27 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6183] memfd_create("syzkaller", 0 [pid 6180] close(19 [pid 6178] close(23 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6183] <... memfd_create resumed>) = 3 [pid 6180] close(20 [pid 6178] close(24 [pid 6174] close(28 [pid 6183] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6183] <... mmap resumed>) = 0x7f14d0c00000 [pid 6178] close(25 [pid 6180] close(21 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] close(29 [pid 6183] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] close(26 [pid 6180] close(22 [pid 6174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6174] exit_group(0 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6180] close(23 [pid 6177] <... futex resumed>) = ? [pid 6174] <... exit_group resumed>) = ? [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6177] +++ exited with 0 +++ [pid 6180] close(24) = -1 EBADF (Bad file descriptor) [pid 6178] close(27 [pid 6180] close(25 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... restart_syscall resumed>) = 0 [pid 6183] <... write resumed>) = 131072 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] close(28 [pid 6180] close(26) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6180] close(27 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6180] close(28 [pid 6178] close(29 [pid 5846] <... openat resumed>) = 3 [pid 6178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(3, "", [pid 6183] munmap(0x7f14d0c00000, 138412032 [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] exit_group(0 [pid 6174] +++ exited with 0 +++ [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6183] <... munmap resumed>) = 0 [pid 6180] close(29 [pid 6179] <... futex resumed>) = ? [pid 6178] <... exit_group resumed>) = ? [pid 5846] getdents64(3, [pid 6183] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6180] exit_group(0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6181] <... futex resumed>) = ? [pid 6180] <... exit_group resumed>) = ? [pid 5846] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6181] +++ exited with 0 +++ [pid 6183] <... openat resumed>) = 4 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... umount2 resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6183] ioctl(4, LOOP_SET_FD, 3 [pid 5846] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 6183] <... ioctl resumed>) = 0 [pid 6180] +++ exited with 0 +++ [pid 6178] +++ exited with 0 +++ [pid 5848] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6183] close(3 [pid 5846] newfstatat(AT_FDCWD, "./31/file0", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] newfstatat(AT_FDCWD, "./28/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] umount2("./28/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./29", 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, "./28/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6183] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6183] close(4) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] newfstatat(4, "", [pid 5847] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6183] mkdir("./file0", 0777 [pid 5846] openat(AT_FDCWD, "./31/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6183] <... mkdir resumed>) = 0 [pid 5848] getdents64(4, [pid 5847] newfstatat(3, "", [pid 5846] <... openat resumed>) = 4 [pid 6183] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] newfstatat(3, "", [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(4, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, [pid 5847] getdents64(3, [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] close(4 [pid 5847] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(4, [pid 5849] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] rmdir("./28/file0") = 0 [pid 5846] getdents64(4, [pid 5848] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] unlink("./28/binderfs" [pid 5847] <... umount2 resumed>) = 0 [ 97.063116][ T6183] loop4: detected capacity change from 0 to 256 [pid 5846] close(4 [pid 5849] <... umount2 resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./28" [pid 5847] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... rmdir resumed>) = 0 [pid 5846] rmdir("./31/file0" [pid 5849] newfstatat(AT_FDCWD, "./29/file0", [pid 5848] mkdir("./29", 0777 [pid 5847] newfstatat(AT_FDCWD, "./29/file0", [pid 5846] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5849] openat(AT_FDCWD, "./29/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] openat(AT_FDCWD, "./29/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5848] <... ioctl resumed>) = 0 [pid 5847] <... openat resumed>) = 4 [pid 5848] close(3 [pid 5846] unlink("./31/binderfs" [pid 5849] newfstatat(4, "", [pid 5847] newfstatat(4, "", [pid 5846] <... unlink resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./31" [pid 5849] getdents64(4, [pid 5846] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, [pid 5846] mkdir("./32", 0777 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... mkdir resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] getdents64(4, [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5849] close(4 [pid 5847] <... close resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] rmdir("./29/file0" [pid 5846] close(3 [pid 5849] rmdir("./29/file0" [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6184 attached [pid 5847] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6184] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] unlink("./29/binderfs" [pid 6184] <... set_robust_list resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 63 [pid 5847] <... unlink resumed>) = 0 [pid 6184] chdir("./29" [pid 5849] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5847] getdents64(3, [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... chdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5849] unlink("./29/binderfs" [pid 6184] setpgid(0, 0 [pid 5849] <... unlink resumed>) = 0 [ 97.104242][ T6183] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 97.115191][ T6183] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6184] <... setpgid resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 69 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] close(3 [pid 5847] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./29" [pid 6184] <... openat resumed>) = 3 [pid 5849] <... rmdir resumed>) = 0 [pid 5847] rmdir("./29" [pid 5849] mkdir("./30", 0777) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] mkdir("./30", 0777 [pid 5849] <... openat resumed>) = 3 [pid 5847] <... mkdir resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5849] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6185 attached [pid 5849] close(3 [pid 6184] write(3, "1000", 4 [pid 5847] <... openat resumed>) = 3 [pid 6185] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6185] chdir("./32" [pid 6184] <... write resumed>) = 4 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6184] close(3) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 executing program [pid 6184] symlink("/dev/binderfs", "./binderfs" [pid 5847] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... symlink resumed>) = 0 [pid 6184] write(1, "executing program\n", 18 [pid 6185] <... chdir resumed>) = 0 [pid 6184] <... write resumed>) = 18 [pid 6185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] <... prctl resumed>) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6185] setpgid(0, 0 [pid 6184] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6185] <... setpgid resumed>) = 0 [pid 6184] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6185] <... openat resumed>) = 3 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6185] write(3, "1000", 4) = 4 [pid 6185] close(3./strace-static-x86_64: Process 6186 attached [pid 6184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6185] <... close resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 65 [pid 6185] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6186] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6186] chdir("./30" executing program [pid 6185] write(1, "executing program\n", 18) = 18 [pid 6186] <... chdir resumed>) = 0 [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6185] <... futex resumed>) = 0 [pid 6186] <... prctl resumed>) = 0 [pid 6185] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6185] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6186] setpgid(0, 0) = 0 [pid 6186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6186] write(3, "1000", 4 [pid 6184] <... mmap resumed>) = 0x7f14d9008000 [pid 6186] <... write resumed>) = 4 [pid 6185] <... mmap resumed>) = 0x7f14d9008000 [pid 6184] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6186] close(3 [pid 6185] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6186] <... close resumed>) = 0 [pid 6185] <... mprotect resumed>) = 0 [pid 6184] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6187 attached [pid 6186] symlink("/dev/binderfs", "./binderfs" [pid 6185] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6186] <... symlink resumed>) = 0 executing program [pid 6185] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6184] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 66 [pid 6186] write(1, "executing program\n", 18 [pid 6185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6184] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6187] set_robust_list(0x55555b6506a0, 24 [pid 6185] <... clone3 resumed> => {parent_tid=[70]}, 88) = 70 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6188 attached [pid 6186] <... write resumed>) = 18 [pid 6185] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... rseq resumed>) = 0 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6188] set_robust_list(0x7f14d90289a0, 24 [pid 6186] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6188] <... set_robust_list resumed>) = 0 [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6188] memfd_create("syzkaller", 0 [pid 6186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] <... memfd_create resumed>) = 3 [pid 6186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6188] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6186] <... mmap resumed>) = 0x7f14d9008000 [pid 6188] <... mmap resumed>) = 0x7f14d0c00000 [pid 6188] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6186] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6187] chdir("./30" [pid 6186] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6189 attached [pid 6187] <... chdir resumed>) = 0 [pid 6186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6189] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6187] <... prctl resumed>) = 0 [pid 6189] <... rseq resumed>) = 0 [pid 6184] <... clone3 resumed> => {parent_tid=[64]}, 88) = 64 [pid 6189] set_robust_list(0x7f14d90289a0, 24 [pid 6187] setpgid(0, 0 [pid 6184] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] <... set_robust_list resumed>) = 0 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... setpgid resumed>) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6189] memfd_create("syzkaller", 0 [pid 6188] <... write resumed>) = 131072 [pid 6186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6183] <... mount resumed>) = 0 [pid 6186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6183] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6189] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 6190 attached [pid 6189] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6183] <... openat resumed>) = 3 [pid 6189] <... mmap resumed>) = 0x7f14d0c00000 [pid 6186] <... clone3 resumed> => {parent_tid=[66]}, 88) = 66 [pid 6190] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6189] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6188] munmap(0x7f14d0c00000, 138412032 [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 97.157797][ T6183] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6183] chdir("./file0" [pid 6189] <... write resumed>) = 131072 [pid 6187] <... openat resumed>) = 3 [pid 6189] munmap(0x7f14d0c00000, 138412032 [pid 6187] write(3, "1000", 4) = 4 [pid 6187] close(3 [pid 6190] <... rseq resumed>) = 0 [pid 6189] <... munmap resumed>) = 0 [pid 6188] <... munmap resumed>) = 0 [pid 6186] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] <... chdir resumed>) = 0 [pid 6190] set_robust_list(0x7f14d90289a0, 24 [pid 6188] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6190] <... set_robust_list resumed>) = 0 [pid 6188] <... openat resumed>) = 4 [pid 6186] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6187] <... close resumed>) = 0 [pid 6189] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6188] ioctl(4, LOOP_SET_FD, 3 [pid 6187] symlink("/dev/binderfs", "./binderfs" [pid 6186] <... futex resumed>) = 0 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] <... openat resumed>) = 4 [pid 6183] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6183] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6182] <... futex resumed>) = 0 [pid 6182] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = 1 [pid 6183] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6183] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6183] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = 1 [pid 6183] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... ioctl resumed>) = 0 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] ioctl(4, LOOP_SET_FD, 3 [pid 6187] <... symlink resumed>) = 0 [pid 6183] <... ioctl resumed>) = 0 [pid 6183] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6182] <... futex resumed>) = 0 [pid 6183] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6182] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... openat resumed>) = 5 [pid 6182] <... futex resumed>) = 0 [pid 6183] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] memfd_create("syzkaller", 0 [pid 6188] close(3 [pid 6183] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] write(1, "executing program\n", 18 [pid 6182] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6190] <... memfd_create resumed>) = 3 [pid 6188] <... close resumed>) = 0 [pid 6187] <... write resumed>) = 18 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] <... futex resumed>) = 0 [pid 6182] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6183] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6182] <... futex resumed>) = 0 [pid 6182] close(3) = 0 [pid 6182] close(4 [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... close resumed>) = 0 [pid 6182] close(5 [pid 6190] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6189] <... ioctl resumed>) = 0 [pid 6187] <... futex resumed>) = 0 [pid 6182] <... close resumed>) = 0 [pid 6187] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6190] <... mmap resumed>) = 0x7f14d0c00000 [pid 6187] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6190] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6189] close(3 [pid 6188] close(4 [pid 6187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6183] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] close(6 [pid 6189] <... close resumed>) = 0 [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] close(4 [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6189] <... close resumed>) = 0 [pid 6188] <... close resumed>) = 0 [pid 6187] <... mmap resumed>) = 0x7f14d9008000 [pid 6182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6188] mkdir("./file0", 0777 [pid 6182] close(7 [pid 6187] <... mprotect resumed>) = 0 [pid 6190] <... write resumed>) = 131072 [pid 6189] mkdir("./file0", 0777 [pid 6188] <... mkdir resumed>) = 0 [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6190] munmap(0x7f14d0c00000, 138412032 [pid 6189] <... mkdir resumed>) = 0 [pid 6188] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6182] close(8 [ 97.221443][ T6188] loop2: detected capacity change from 0 to 256 [ 97.248135][ T6189] loop1: detected capacity change from 0 to 256 [pid 6189] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""./strace-static-x86_64: Process 6191 attached [pid 6190] <... munmap resumed>) = 0 [pid 6182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6182] close(9) = -1 EBADF (Bad file descriptor) [pid 6182] close(10) = -1 EBADF (Bad file descriptor) [pid 6182] close(11) = -1 EBADF (Bad file descriptor) [pid 6182] close(12) = -1 EBADF (Bad file descriptor) [pid 6182] close(13) = -1 EBADF (Bad file descriptor) [pid 6182] close(14) = -1 EBADF (Bad file descriptor) [pid 6182] close(15) = -1 EBADF (Bad file descriptor) [pid 6182] close(16) = -1 EBADF (Bad file descriptor) [pid 6182] close(17) = -1 EBADF (Bad file descriptor) [pid 6182] close(18) = -1 EBADF (Bad file descriptor) [pid 6182] close(19) = -1 EBADF (Bad file descriptor) [pid 6182] close(20) = -1 EBADF (Bad file descriptor) [pid 6182] close(21) = -1 EBADF (Bad file descriptor) [pid 6182] close(22) = -1 EBADF (Bad file descriptor) [pid 6182] close(23) = -1 EBADF (Bad file descriptor) [pid 6182] close(24) = -1 EBADF (Bad file descriptor) [pid 6182] close(25) = -1 EBADF (Bad file descriptor) [pid 6182] close(26) = -1 EBADF (Bad file descriptor) [pid 6182] close(27) = -1 EBADF (Bad file descriptor) [pid 6182] close(28) = -1 EBADF (Bad file descriptor) [pid 6182] close(29) = -1 EBADF (Bad file descriptor) [pid 6187] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 6191] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6190] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] exit_group(0 [pid 6183] <... futex resumed>) = ? [pid 6182] <... exit_group resumed>) = ? [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] +++ exited with 0 +++ [pid 6191] set_robust_list(0x7f14d90289a0, 24 [pid 6190] <... openat resumed>) = 4 [pid 6187] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... set_robust_list resumed>) = 0 [pid 6190] ioctl(4, LOOP_SET_FD, 3 [pid 6187] <... futex resumed>) = 0 [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6190] <... ioctl resumed>) = 0 [pid 6191] memfd_create("syzkaller", 0) = 3 [pid 6190] close(3 [ 97.273836][ T6189] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 97.287542][ T6189] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 97.298660][ T6190] loop3: detected capacity change from 0 to 256 [pid 6191] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6190] <... close resumed>) = 0 [pid 6191] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6190] close(4 [pid 6191] <... write resumed>) = 131072 [pid 6190] <... close resumed>) = 0 [pid 6191] munmap(0x7f14d0c00000, 138412032 [pid 6190] mkdir("./file0", 0777 [pid 6191] <... munmap resumed>) = 0 [pid 6190] <... mkdir resumed>) = 0 [pid 6191] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6190] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6191] <... openat resumed>) = 4 [pid 6182] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6191] ioctl(4, LOOP_SET_FD, 3 [pid 5850] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6191] <... ioctl resumed>) = 0 [ 97.315909][ T6188] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 97.342724][ T6190] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 97.356281][ T6191] loop0: detected capacity change from 0 to 256 [ 97.362762][ T6190] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6191] close(3 [pid 5850] <... openat resumed>) = 3 [pid 6191] <... close resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 6191] close(4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6191] <... close resumed>) = 0 [pid 6191] mkdir("./file0", 0777 [pid 5850] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6191] <... mkdir resumed>) = 0 [pid 6191] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 97.372423][ T6188] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 97.385664][ T6189] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 97.406091][ T6191] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] newfstatat(AT_FDCWD, "./29/file0", [pid 6189] <... mount resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./29/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6189] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... openat resumed>) = 4 [pid 5850] newfstatat(4, "", [pid 6189] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6189] chdir("./file0") = 0 [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6189] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] getdents64(4, [pid 6190] <... mount resumed>) = 0 [pid 6189] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6190] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6189] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(4 [pid 6189] <... futex resumed>) = 1 [pid 5850] <... close resumed>) = 0 [pid 6189] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... futex resumed>) = 0 [pid 5850] rmdir("./29/file0") = 0 [pid 6190] <... openat resumed>) = 3 [pid 6184] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6190] chdir("./file0" [pid 6189] <... futex resumed>) = 0 [pid 6188] <... mount resumed>) = 0 [pid 6184] <... futex resumed>) = 1 [pid 6189] openat(AT_FDCWD, ".", O_RDONLY [pid 5850] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6190] <... chdir resumed>) = 0 [pid 6189] <... openat resumed>) = 4 [pid 6188] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6190] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6189] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... openat resumed>) = 3 [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6188] chdir("./file0") = 0 [pid 6188] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6188] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] <... futex resumed>) = 0 [pid 6185] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6188] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6188] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6185] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6188] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] unlink("./29/binderfs" [pid 6189] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... unlink resumed>) = 0 [pid 6184] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6189] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6184] <... futex resumed>) = 1 [pid 5850] close(3 [pid 6189] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6190] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6186] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./29" [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... futex resumed>) = 0 [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 6190] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5850] mkdir("./30", 0777 [pid 6190] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6189] <... ioctl resumed>) = 0 [pid 6186] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6189] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6190] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6189] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6184] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... ioctl resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6184] <... futex resumed>) = 1 [pid 6189] <... futex resumed>) = 0 [pid 6188] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6189] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6188] <... futex resumed>) = 1 [pid 6185] <... futex resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6189] <... openat resumed>) = 5 [pid 6188] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6185] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... ioctl resumed>) = 0 [pid 6189] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... openat resumed>) = 5 [pid 6185] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6189] <... futex resumed>) = 1 [ 97.412830][ T6188] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 97.419084][ T6191] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 97.447020][ T6190] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6188] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6188] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6185] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6185] <... futex resumed>) = 0 [pid 6188] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] close(3) = 0 [pid 6185] close(4) = 0 [pid 6185] close(5) = 0 [pid 6185] close(6) = -1 EBADF (Bad file descriptor) [pid 6185] close(7 [pid 6190] <... futex resumed>) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6186] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] close(8 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6185] close(9) = -1 EBADF (Bad file descriptor) [pid 6185] close(10) = -1 EBADF (Bad file descriptor) [pid 6185] close(11) = -1 EBADF (Bad file descriptor) [pid 6185] close(12) = -1 EBADF (Bad file descriptor) [pid 6185] close(13) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6192 attached [pid 6190] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6189] <... futex resumed>) = 0 [pid 6185] close(14 [pid 6184] <... futex resumed>) = 1 [pid 6189] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6185] close(15 [pid 6189] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6189] <... futex resumed>) = 0 [pid 6185] close(16 [pid 6190] <... openat resumed>) = 5 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6192] set_robust_list(0x55555b6506a0, 24 [pid 6189] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6190] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] close(3 [pid 6185] close(17) = -1 EBADF (Bad file descriptor) [pid 6185] close(18) = -1 EBADF (Bad file descriptor) [pid 6185] close(19) = -1 EBADF (Bad file descriptor) [pid 6185] close(20) = -1 EBADF (Bad file descriptor) [pid 6185] close(21) = -1 EBADF (Bad file descriptor) [pid 6185] close(22) = -1 EBADF (Bad file descriptor) [pid 6185] close(23) = -1 EBADF (Bad file descriptor) [pid 6185] close(24) = -1 EBADF (Bad file descriptor) [pid 6185] close(25) = -1 EBADF (Bad file descriptor) [pid 6185] close(26) = -1 EBADF (Bad file descriptor) [pid 6185] close(27) = -1 EBADF (Bad file descriptor) [pid 6185] close(28) = -1 EBADF (Bad file descriptor) [pid 6185] close(29) = -1 EBADF (Bad file descriptor) [pid 6185] exit_group(0 [pid 6188] <... futex resumed>) = ? [pid 6185] <... exit_group resumed>) = ? [pid 6188] +++ exited with 0 +++ [pid 6192] <... set_robust_list resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6185] +++ exited with 0 +++ [pid 6184] <... close resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 63 [pid 6190] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6186] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] close(4 [pid 6190] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6186] <... futex resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6192] chdir("./30" [pid 6186] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] <... close resumed>) = 0 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6186] close(3) = 0 [pid 6190] <... futex resumed>) = 0 [pid 6186] close(4 [pid 6192] <... chdir resumed>) = 0 [pid 6190] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] <... close resumed>) = 0 [pid 6184] close(5 [pid 6192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6186] close(5 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6184] <... close resumed>) = 0 [pid 6184] close(6 [pid 6192] <... prctl resumed>) = 0 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] setpgid(0, 0 [pid 6186] <... close resumed>) = 0 [pid 6184] close(7 [pid 6192] <... setpgid resumed>) = 0 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6186] close(6 [pid 6184] close(8 [pid 5846] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] write(3, "1000", 4 [pid 5846] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6184] close(9 [pid 6186] close(7 [pid 6191] <... mount resumed>) = 0 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6186] close(8 [pid 5846] <... openat resumed>) = 3 [pid 6192] <... write resumed>) = 4 [pid 6191] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(3, "", [pid 6192] close(3 [pid 6191] <... openat resumed>) = 3 [pid 6192] <... close resumed>) = 0 [pid 6191] chdir("./file0" [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(10 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6192] symlink("/dev/binderfs", "./binderfs" [pid 6191] <... chdir resumed>) = 0 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(3, [pid 6186] close(9) = -1 EBADF (Bad file descriptor) [pid 6192] <... symlink resumed>) = 0 [pid 6184] close(11 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] write(1, "executing program\n", 18 [pid 6191] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6184] close(12 [pid 5846] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6192] <... write resumed>) = 18 [pid 6186] close(10 [pid 6191] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6186] close(11 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] close(13 [pid 6192] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 1 [pid 6187] <... futex resumed>) = 0 [pid 6192] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6191] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] close(14 [pid 6192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6187] <... futex resumed>) = 0 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6191] openat(AT_FDCWD, ".", O_RDONLY [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] close(12 [pid 6184] close(15 [pid 6192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6191] <... openat resumed>) = 4 [pid 6186] close(13 [pid 6192] <... mmap resumed>) = 0x7f14d9008000 [pid 6191] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6191] <... futex resumed>) = 1 [pid 6187] <... futex resumed>) = 0 [ 97.504372][ T6191] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6186] close(14 [pid 6192] <... mprotect resumed>) = 0 [pid 6191] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6187] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(16 [pid 6187] <... futex resumed>) = 0 [pid 6186] close(15 [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6186] close(16 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = 0 [pid 6192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(17 [pid 5846] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6186] close(17 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6193 attached [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6193] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6192] <... clone3 resumed> => {parent_tid=[64]}, 88) = 64 [pid 6186] close(18 [pid 6184] close(18 [pid 5846] newfstatat(AT_FDCWD, "./32/file0", [pid 6193] <... rseq resumed>) = 0 [pid 6192] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] close(19 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6192] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(19 [pid 6193] set_robust_list(0x7f14d90289a0, 24 [pid 6192] <... futex resumed>) = 0 [pid 6186] close(20 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6191] <... ioctl resumed>) = 0 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(20 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6193] <... set_robust_list resumed>) = 0 [pid 6191] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] close(21 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./32/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6191] <... futex resumed>) = 1 [pid 6187] <... futex resumed>) = 0 [pid 6184] close(21 [pid 6187] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... openat resumed>) = 4 [pid 6191] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6187] <... futex resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] close(22 [pid 6193] memfd_create("syzkaller", 0 [pid 6191] <... openat resumed>) = 5 [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] close(22 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6193] <... memfd_create resumed>) = 3 [pid 6191] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(4, [pid 6187] <... futex resumed>) = 0 [pid 6184] close(23 [pid 6191] <... futex resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6191] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6187] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] getdents64(4, [pid 6191] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6191] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] close(4 [pid 6193] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6186] close(23 [pid 5846] <... close resumed>) = 0 [pid 6193] <... mmap resumed>) = 0x7f14d0c00000 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./32/file0" [pid 6193] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6187] <... futex resumed>) = 0 [pid 6186] close(24 [pid 6184] close(24 [pid 6193] <... write resumed>) = 131072 [pid 6191] <... futex resumed>) = 1 [pid 6187] close(3 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 6191] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] <... close resumed>) = 0 [pid 6186] close(25 [pid 5846] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6193] munmap(0x7f14d0c00000, 138412032 [pid 6187] close(4 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6193] <... munmap resumed>) = 0 [pid 6187] <... close resumed>) = 0 [pid 6186] close(26 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] close(5 [pid 6184] close(25 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] <... close resumed>) = 0 [pid 6186] close(27 [pid 6187] close(6) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(AT_FDCWD, "./32/binderfs", [pid 6187] close(7 [pid 6184] close(26 [pid 6193] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6193] <... openat resumed>) = 4 [pid 6186] close(28 [pid 6193] ioctl(4, LOOP_SET_FD, 3 [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6193] <... ioctl resumed>) = 0 [pid 6187] close(8 [pid 6186] close(29 [pid 6184] close(27 [pid 5846] unlink("./32/binderfs" [pid 6186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6186] exit_group(0 [pid 6190] <... futex resumed>) = ? [pid 6186] <... exit_group resumed>) = ? [pid 6193] close(3 [pid 5846] <... unlink resumed>) = 0 [pid 6190] +++ exited with 0 +++ [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6186] +++ exited with 0 +++ [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(3, [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6187] close(9 [pid 6184] close(28 [pid 5846] close(3 [pid 6193] <... close resumed>) = 0 [pid 6193] close(4) = 0 [pid 5849] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... close resumed>) = 0 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./32" [pid 6184] close(29 [pid 6193] mkdir("./file0", 0777) = 0 [pid 6184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] close(10 [pid 5846] <... rmdir resumed>) = 0 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./33", 0777 [pid 6187] close(11 [pid 6184] exit_group(0 [pid 6193] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6189] <... futex resumed>) = ? [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6184] <... exit_group resumed>) = ? [pid 5849] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... mkdir resumed>) = 0 [pid 6189] +++ exited with 0 +++ [pid 6187] close(12) = -1 EBADF (Bad file descriptor) [pid 6184] +++ exited with 0 +++ [pid 5849] <... openat resumed>) = 3 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6187] close(13 [pid 5849] newfstatat(3, "", [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5846] <... openat resumed>) = 3 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6187] close(14 [pid 5849] getdents64(3, [pid 5846] <... ioctl resumed>) = 0 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] close(3 [pid 6187] close(15) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... close resumed>) = 0 [pid 6187] close(16 [pid 5848] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6187] close(17 [pid 5848] newfstatat(3, "", [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6187] close(18 [pid 5848] getdents64(3, [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 71 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6187] close(19 [pid 5848] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6194 attached [ 97.615890][ T6193] loop4: detected capacity change from 0 to 256 [ 97.639578][ T6193] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6187] close(20) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6187] close(21 [pid 5849] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] close(22 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./29/file0", [pid 6187] close(23) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6187] close(24 [pid 6194] set_robust_list(0x55555b6506a0, 24 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./29/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6194] <... set_robust_list resumed>) = 0 [pid 6194] chdir("./33" [pid 6187] close(25 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./30/file0", [pid 5848] openat(AT_FDCWD, "./29/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6194] <... chdir resumed>) = 0 [pid 6187] close(26 [pid 5848] <... openat resumed>) = 4 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", [pid 6187] close(27) = -1 EBADF (Bad file descriptor) [pid 6187] close(28 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6194] setpgid(0, 0) = 0 [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5848] getdents64(4, [pid 6194] write(3, "1000", 4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6194] <... write resumed>) = 4 [pid 5848] getdents64(4, [pid 6194] close(3 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6194] <... close resumed>) = 0 [pid 5848] close(4 [pid 6194] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... close resumed>) = 0 [pid 6194] <... symlink resumed>) = 0 [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] rmdir("./29/file0"executing program [pid 6194] write(1, "executing program\n", 18) = 18 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5848] <... rmdir resumed>) = 0 [pid 6194] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6194] <... mprotect resumed>) = 0 [pid 6187] close(29 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6187] exit_group(0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6187] <... exit_group resumed>) = ? [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] unlink("./29/binderfs" [pid 6191] <... futex resumed>) = ? [pid 6194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6195 attached [pid 5848] <... unlink resumed>) = 0 [pid 6194] <... clone3 resumed> => {parent_tid=[72]}, 88) = 72 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6194] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6195] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6195] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6195] memfd_create("syzkaller", 0) = 3 [ 97.679237][ T6193] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6195] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6191] +++ exited with 0 +++ [pid 6187] +++ exited with 0 +++ [pid 5849] openat(AT_FDCWD, "./30/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6195] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... openat resumed>) = 4 [pid 5848] close(3 [pid 5849] newfstatat(4, "", [pid 5848] <... close resumed>) = 0 [pid 6195] <... write resumed>) = 131072 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6195] munmap(0x7f14d0c00000, 138412032 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(4, [pid 5847] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6195] <... munmap resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... openat resumed>) = 3 [pid 5849] getdents64(4, [pid 5847] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6195] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] close(4 [pid 6195] <... openat resumed>) = 4 [pid 5849] <... close resumed>) = 0 [pid 5847] getdents64(3, [pid 5849] rmdir("./30/file0" [pid 5848] rmdir("./29" [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6195] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] mkdir("./30", 0777 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... mkdir resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6193] <... mount resumed>) = 0 [pid 6195] <... ioctl resumed>) = 0 [pid 5849] unlink("./30/binderfs" [pid 5848] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = 0 [pid 6193] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5849] <... unlink resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6193] chdir("./file0") = 0 [pid 6193] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... ioctl resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./30/file0", [pid 5848] close(3 [pid 6193] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6193] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6193] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6195] close(3) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6195] close(4 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6192] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... close resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 5847] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] openat(AT_FDCWD, ".", O_RDONLY [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6193] <... openat resumed>) = 4 [pid 5847] openat(AT_FDCWD, "./30/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6193] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... openat resumed>) = 4 [pid 6192] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 6192] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6192] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6195] mkdir("./file0", 0777 [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] <... mkdir resumed>) = 0 [pid 6195] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 5849] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 97.719225][ T6193] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 97.738088][ T6195] loop2: detected capacity change from 0 to 256 [ 97.763445][ T6195] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] rmdir("./30" [pid 5847] getdents64(4, [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6196 attached [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 65 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6193] <... ioctl resumed>) = 0 [pid 5847] getdents64(4, [pid 6193] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6193] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6196] chdir("./30" [pid 6192] <... futex resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6196] <... chdir resumed>) = 0 [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6196] setpgid(0, 0) = 0 executing program [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6192] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] close(4 [pid 6196] <... openat resumed>) = 3 [pid 6193] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 5849] mkdir("./31", 0777 [pid 5847] <... close resumed>) = 0 [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5847] rmdir("./30/file0" [pid 6193] <... openat resumed>) = 5 [pid 5849] <... mkdir resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6193] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6192] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6193] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6192] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6192] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5847] newfstatat(AT_FDCWD, "./30/binderfs", [pid 6193] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6192] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6193] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] unlink("./30/binderfs" [pid 6193] <... futex resumed>) = 1 [pid 6193] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] write(3, "1000", 4 [pid 6192] <... futex resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6192] close(3 [pid 5847] getdents64(3, [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6192] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6192] close(4 [pid 6196] <... write resumed>) = 4 [pid 6192] <... close resumed>) = 0 [pid 5847] close(3 [pid 6196] close(3 [pid 5847] <... close resumed>) = 0 [pid 6192] close(5 [pid 6196] <... close resumed>) = 0 [pid 6192] <... close resumed>) = 0 [pid 5847] rmdir("./30" [pid 6192] close(6 [pid 6196] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6196] write(1, "executing program\n", 18) = 18 [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6196] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6196] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... rmdir resumed>) = 0 [pid 6192] close(7 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [pid 5847] mkdir("./31", 0777 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[66]}, 88) = 66 ./strace-static-x86_64: Process 6197 attached [pid 6196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6192] close(8 [pid 6196] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6192] close(9 [pid 6196] <... futex resumed>) = 0 [pid 6197] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6197] <... rseq resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6192] close(10 [pid 6197] set_robust_list(0x7f14d90289a0, 24 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6197] <... set_robust_list resumed>) = 0 [pid 6192] close(11 [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] close(12 [pid 6197] memfd_create("syzkaller", 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 6197] <... memfd_create resumed>) = 3 [pid 6197] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6192] close(13 [pid 6197] <... mmap resumed>) = 0x7f14d0c00000 [pid 6197] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 6197] <... write resumed>) = 131072 [pid 6197] munmap(0x7f14d0c00000, 138412032) = 0 [ 97.776773][ T6195] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 97.793004][ T6195] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6197] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6195] <... mount resumed>) = 0 [pid 6192] close(14 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6197] <... openat resumed>) = 4 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... ioctl resumed>) = 0 [pid 6195] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6197] ioctl(4, LOOP_SET_FD, 3 [pid 6195] chdir("./file0" [pid 6192] close(15 [pid 5847] close(3./strace-static-x86_64: Process 6198 attached [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6195] <... chdir resumed>) = 0 [pid 6198] set_robust_list(0x55555b6506a0, 24 [pid 6192] close(16 [pid 5847] <... close resumed>) = 0 [pid 6195] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 67 [pid 6198] <... set_robust_list resumed>) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6195] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] openat(AT_FDCWD, ".", O_RDONLY) = 4 ./strace-static-x86_64: Process 6199 attached [pid 6198] chdir("./31" [pid 6192] close(17 [pid 6195] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] set_robust_list(0x55555b6506a0, 24 [pid 6198] <... chdir resumed>) = 0 [pid 6195] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 68 [pid 6199] <... set_robust_list resumed>) = 0 [pid 6198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6192] close(18 [pid 6199] chdir("./31" [pid 6198] <... prctl resumed>) = 0 [pid 6199] <... chdir resumed>) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6198] setpgid(0, 0 [pid 6192] close(19 [pid 6199] <... prctl resumed>) = 0 [pid 6198] <... setpgid resumed>) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] close(20 [pid 6198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] close(21 [pid 6199] setpgid(0, 0 [pid 6198] <... openat resumed>) = 3 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] close(22 [pid 6199] <... setpgid resumed>) = 0 [pid 6198] write(3, "1000", 4 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6197] <... ioctl resumed>) = 0 [pid 6197] close(3) = 0 [pid 6197] close(4 [pid 6198] <... write resumed>) = 4 [pid 6192] close(23 [pid 6198] close(3 [pid 6199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6198] <... close resumed>) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] symlink("/dev/binderfs", "./binderfs" [pid 6197] <... close resumed>) = 0 [pid 6192] close(24 [pid 6197] mkdir("./file0", 0777executing program [pid 6199] <... openat resumed>) = 3 [pid 6198] <... symlink resumed>) = 0 [pid 6197] <... mkdir resumed>) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] close(25 [pid 6198] write(1, "executing program\n", 18 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6192] close(26 [pid 6198] <... write resumed>) = 18 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6197] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6192] close(27 [pid 6199] write(3, "1000", 4 [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] <... futex resumed>) = 0 [pid 6192] close(28 [pid 6198] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6192] close(29 [pid 6198] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6199] <... write resumed>) = 4 [pid 6199] close(3 [pid 6198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6192] exit_group(0 [pid 6199] <... close resumed>) = 0 [pid 6198] <... mmap resumed>) = 0x7f14d9008000 [pid 6199] symlink("/dev/binderfs", "./binderfs" [pid 6193] <... futex resumed>) = ? [pid 6192] <... exit_group resumed>) = ? [pid 6198] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6193] +++ exited with 0 +++ [pid 6199] <... symlink resumed>) = 0 [pid 6195] <... ioctl resumed>) = 0 [pid 6195] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6195] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6194] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... openat resumed>) = 5 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6199] write(1, "executing program\n", 18 [pid 6198] <... mprotect resumed>) = 0 [pid 6195] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] +++ exited with 0 +++ [ 97.849217][ T6197] loop1: detected capacity change from 0 to 256 [pid 6199] <... write resumed>) = 18 [pid 6198] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6195] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6199] <... futex resumed>) = 0 [pid 6198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6199] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6200 attached [pid 6199] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6194] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6199] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6198] <... clone3 resumed> => {parent_tid=[68]}, 88) = 68 [pid 6200] <... rseq resumed>) = 0 [pid 6199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] set_robust_list(0x7f14d90289a0, 24 [pid 6199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6198] rt_sigprocmask(SIG_SETMASK, [], [pid 6200] <... set_robust_list resumed>) = 0 [pid 5850] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6200] rt_sigprocmask(SIG_SETMASK, [], [pid 6199] <... mmap resumed>) = 0x7f14d9008000 [pid 6198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6199] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6198] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6194] <... futex resumed>) = 0 [pid 6200] memfd_create("syzkaller", 0 [pid 6199] <... mprotect resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6195] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6194] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6195] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6199] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6195] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6194] close(3) = 0 [pid 6199] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] close(4 [pid 5850] <... openat resumed>) = 3 [pid 6200] <... memfd_create resumed>) = 3 [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6199] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] newfstatat(3, "", [pid 6195] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... close resumed>) = 0 [pid 6194] close(5) = 0 [pid 6194] close(6 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6201 attached [pid 6199] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 6199] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] getdents64(3, [pid 6201] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6201] <... rseq resumed>) = 0 [pid 6199] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] set_robust_list(0x7f14d90289a0, 24 [pid 6200] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6200] <... mmap resumed>) = 0x7f14d0c00000 [pid 6194] close(7 [pid 6201] <... set_robust_list resumed>) = 0 [pid 6194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6194] close(8) = -1 EBADF (Bad file descriptor) [pid 6194] close(9) = -1 EBADF (Bad file descriptor) [pid 6201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6194] close(10 [pid 6201] memfd_create("syzkaller", 0 [pid 6200] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6199] <... futex resumed>) = 0 [pid 6194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6194] close(11) = -1 EBADF (Bad file descriptor) [pid 6194] close(12) = -1 EBADF (Bad file descriptor) [pid 6194] close(13) = -1 EBADF (Bad file descriptor) [pid 6194] close(14) = -1 EBADF (Bad file descriptor) [pid 6194] close(15) = -1 EBADF (Bad file descriptor) [pid 6194] close(16) = -1 EBADF (Bad file descriptor) [pid 6194] close(17) = -1 EBADF (Bad file descriptor) [pid 6194] close(18 [pid 6201] <... memfd_create resumed>) = 3 [pid 6200] <... write resumed>) = 131072 [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6201] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6200] munmap(0x7f14d0c00000, 138412032 [pid 6194] close(19 [pid 5850] <... umount2 resumed>) = 0 [pid 6201] <... mmap resumed>) = 0x7f14d0c00000 [pid 6194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6194] close(20) = -1 EBADF (Bad file descriptor) [pid 6194] close(21) = -1 EBADF (Bad file descriptor) [pid 6194] close(22) = -1 EBADF (Bad file descriptor) [pid 6194] close(23) = -1 EBADF (Bad file descriptor) [pid 6200] <... munmap resumed>) = 0 [pid 6194] close(24) = -1 EBADF (Bad file descriptor) [pid 6194] close(25) = -1 EBADF (Bad file descriptor) [pid 6194] close(26) = -1 EBADF (Bad file descriptor) [pid 6194] close(27) = -1 EBADF (Bad file descriptor) [pid 6194] close(28) = -1 EBADF (Bad file descriptor) [pid 6194] close(29) = -1 EBADF (Bad file descriptor) [pid 6194] exit_group(0 [pid 6201] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6195] <... futex resumed>) = ? [pid 6194] <... exit_group resumed>) = ? [pid 6200] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6195] +++ exited with 0 +++ [pid 6194] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6200] <... openat resumed>) = 4 [ 97.900064][ T6197] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] newfstatat(AT_FDCWD, "./30/file0", [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6201] <... write resumed>) = 131072 [pid 6200] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6201] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./30/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6201] <... munmap resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 6201] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] newfstatat(4, "", [pid 6200] <... ioctl resumed>) = 0 [pid 6201] <... openat resumed>) = 4 [pid 6200] close(3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6201] ioctl(4, LOOP_SET_FD, 3 [pid 6200] <... close resumed>) = 0 [pid 6200] close(4 [ 97.948721][ T6197] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 97.963024][ T6200] loop3: detected capacity change from 0 to 256 [ 97.988336][ T6201] loop0: detected capacity change from 0 to 256 [pid 5850] getdents64(4, [pid 6201] <... ioctl resumed>) = 0 [pid 6200] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... umount2 resumed>) = 0 [pid 6200] mkdir("./file0", 0777 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./33/file0", [pid 5850] close(4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6200] <... mkdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6200] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] rmdir("./30/file0" [pid 5846] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./33/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6201] close(3 [pid 5850] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6201] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] close(4) = 0 [pid 5846] rmdir("./33/file0") = 0 [pid 5846] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./33/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./33") = 0 [pid 5846] mkdir("./34", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 6201] close(4 [pid 6197] <... mount resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6197] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6197] chdir("./file0") = 0 [pid 6197] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6197] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] <... close resumed>) = 0 [pid 5850] unlink("./30/binderfs" [pid 6197] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6197] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] mkdir("./file0", 0777 [pid 5850] <... unlink resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6201] <... mkdir resumed>) = 0 [pid 5850] getdents64(3, [pid 6201] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6197] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./30") = 0 [ 97.991992][ T6197] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 98.022340][ T6200] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.036349][ T6200] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5850] mkdir("./31", 0777) = 0 ./strace-static-x86_64: Process 6202 attached [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 73 [pid 5850] <... openat resumed>) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6202] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... ioctl resumed>) = 0 [pid 5850] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6203 attached [pid 6202] <... set_robust_list resumed>) = 0 [pid 6197] <... ioctl resumed>) = 0 [pid 6203] set_robust_list(0x55555b6506a0, 24 [pid 6202] chdir("./34" [pid 6197] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 65 [pid 6203] <... set_robust_list resumed>) = 0 [pid 6202] <... chdir resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6203] chdir("./31" [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6197] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... chdir resumed>) = 0 [pid 6202] <... prctl resumed>) = 0 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6196] <... futex resumed>) = 0 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6202] setpgid(0, 0 [pid 6197] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... setpgid resumed>) = 0 [pid 6197] <... openat resumed>) = 5 [ 98.072448][ T6201] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.107371][ T6200] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6197] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... prctl resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] setpgid(0, 0 [pid 6202] <... openat resumed>) = 3 [pid 6197] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6196] <... futex resumed>) = 0 [pid 6197] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6197] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6197] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... setpgid resumed>) = 0 [pid 6202] write(3, "1000", 4 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6202] <... write resumed>) = 4 [pid 6196] close(3 [pid 6202] close(3 [pid 6196] <... close resumed>) = 0 [pid 6202] <... close resumed>) = 0 [pid 6196] close(4 [pid 6203] <... openat resumed>) = 3 [pid 6202] symlink("/dev/binderfs", "./binderfs" [pid 6200] <... mount resumed>) = 0 [pid 6196] <... close resumed>) = 0 [pid 6203] write(3, "1000", 4 [pid 6202] <... symlink resumed>) = 0 [pid 6201] <... mount resumed>) = 0 [pid 6196] close(5 [pid 6203] <... write resumed>) = 4 [pid 6202] write(1, "executing program\n", 18 executing program [pid 6201] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6200] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6196] <... close resumed>) = 0 [pid 6203] close(3 [pid 6202] <... write resumed>) = 18 [pid 6201] <... openat resumed>) = 3 [pid 6196] close(6 [pid 6203] <... close resumed>) = 0 [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] symlink("/dev/binderfs", "./binderfs" [pid 6202] <... futex resumed>) = 0 [pid 6201] chdir("./file0" [pid 6196] close(7 [pid 6203] <... symlink resumed>) = 0 [pid 6202] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6201] <... chdir resumed>) = 0 [pid 6200] <... openat resumed>) = 3 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6203] write(1, "executing program\n", 18 [pid 6202] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6201] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6196] close(8 [pid 6203] <... write resumed>) = 18 [pid 6202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6201] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6200] chdir("./file0" [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] <... chdir resumed>) = 0 [pid 6196] close(9 [pid 6203] <... futex resumed>) = 0 [pid 6202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6201] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6202] <... mmap resumed>) = 0x7f14d9008000 [pid 6201] <... futex resumed>) = 1 [pid 6196] close(10 [pid 6203] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6202] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6201] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6200] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6199] <... futex resumed>) = 0 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6202] <... mprotect resumed>) = 0 [pid 6196] close(11 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6200] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] close(12 [pid 6203] <... mmap resumed>) = 0x7f14d9008000 [pid 6202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6201] <... futex resumed>) = 0 [pid 6200] <... futex resumed>) = 1 [pid 6199] <... futex resumed>) = 1 [pid 6198] <... futex resumed>) = 0 [pid 6196] close(13./strace-static-x86_64: Process 6204 attached [pid 6203] <... mprotect resumed>) = 0 [pid 6202] <... clone3 resumed> => {parent_tid=[74]}, 88) = 74 [pid 6201] openat(AT_FDCWD, ".", O_RDONLY [pid 6200] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6204] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6202] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] <... openat resumed>) = 4 [pid 6200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6198] <... futex resumed>) = 0 [pid 6196] close(14 [pid 6204] <... rseq resumed>) = 0 [pid 6203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6201] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] openat(AT_FDCWD, ".", O_RDONLY [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6204] set_robust_list(0x7f14d90289a0, 24 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6202] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... futex resumed>) = 1 [pid 6200] <... openat resumed>) = 4 [pid 6199] <... futex resumed>) = 0 [pid 6196] close(15./strace-static-x86_64: Process 6205 attached [pid 6204] <... set_robust_list resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 6201] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... clone3 resumed> => {parent_tid=[66]}, 88) = 66 [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6200] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] <... futex resumed>) = 0 [pid 6196] close(16 [pid 6205] <... rseq resumed>) = 0 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] set_robust_list(0x7f14d90289a0, 24 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] close(17 [pid 6205] <... set_robust_list resumed>) = 0 [pid 6203] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... futex resumed>) = 0 [pid 6196] close(18 [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6200] <... futex resumed>) = 1 [pid 6198] <... futex resumed>) = 0 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] memfd_create("syzkaller", 0 [pid 6204] memfd_create("syzkaller", 0 [pid 6196] close(19 [pid 6198] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... memfd_create resumed>) = 3 [pid 6204] <... memfd_create resumed>) = 3 [pid 6200] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6198] <... futex resumed>) = 0 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] close(20 [pid 6205] <... mmap resumed>) = 0x7f14d0c00000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6204] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6196] close(21) = -1 EBADF (Bad file descriptor) [pid 6196] close(22) = -1 EBADF (Bad file descriptor) [pid 6196] close(23) = -1 EBADF (Bad file descriptor) [pid 6196] close(24) = -1 EBADF (Bad file descriptor) [pid 6196] close(25) = -1 EBADF (Bad file descriptor) [pid 6196] close(26) = -1 EBADF (Bad file descriptor) [pid 6196] close(27 [pid 6200] <... ioctl resumed>) = 0 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6201] <... ioctl resumed>) = 0 [pid 6196] close(28 [pid 6204] <... mmap resumed>) = 0x7f14d0c00000 [pid 6201] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6200] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] close(29) = -1 EBADF (Bad file descriptor) [pid 6196] exit_group(0 [pid 6197] <... futex resumed>) = ? [pid 6196] <... exit_group resumed>) = ? [pid 6201] <... futex resumed>) = 1 [pid 6200] <... futex resumed>) = 1 [pid 6199] <... futex resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6197] +++ exited with 0 +++ [pid 6196] +++ exited with 0 +++ [pid 6205] <... write resumed>) = 131072 [pid 6204] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6201] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6200] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6199] <... futex resumed>) = 0 [pid 6201] <... openat resumed>) = 5 [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6198] <... futex resumed>) = 0 [pid 5848] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6205] munmap(0x7f14d0c00000, 138412032 [pid 6201] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] <... openat resumed>) = 5 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6205] <... munmap resumed>) = 0 [pid 6201] <... futex resumed>) = 1 [pid 6199] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6201] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6199] <... futex resumed>) = 0 [pid 6205] <... openat resumed>) = 4 [pid 6201] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [ 98.124847][ T6201] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 98.146875][ T6201] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6199] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6205] ioctl(4, LOOP_SET_FD, 3 [pid 6201] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... write resumed>) = 131072 [pid 6201] <... futex resumed>) = 1 [pid 6199] <... futex resumed>) = 0 [pid 6199] close(3 [pid 5848] newfstatat(3, "", [pid 6204] munmap(0x7f14d0c00000, 138412032 [pid 6200] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6200] <... futex resumed>) = 1 [pid 6199] <... close resumed>) = 0 [pid 6199] close(4) = 0 [pid 6199] close(5 [pid 6204] <... munmap resumed>) = 0 [pid 6200] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] <... close resumed>) = 0 [pid 6199] close(6) = -1 EBADF (Bad file descriptor) [pid 6199] close(7) = -1 EBADF (Bad file descriptor) [pid 6199] close(8) = -1 EBADF (Bad file descriptor) [pid 6199] close(9) = -1 EBADF (Bad file descriptor) [pid 6199] close(10) = -1 EBADF (Bad file descriptor) [pid 6201] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] close(11) = -1 EBADF (Bad file descriptor) [pid 6199] close(12) = -1 EBADF (Bad file descriptor) [pid 6199] close(13) = -1 EBADF (Bad file descriptor) [pid 6199] close(14) = -1 EBADF (Bad file descriptor) [pid 6199] close(15) = -1 EBADF (Bad file descriptor) [pid 6199] close(16) = -1 EBADF (Bad file descriptor) [pid 6199] close(17) = -1 EBADF (Bad file descriptor) [pid 6199] close(18) = -1 EBADF (Bad file descriptor) [pid 6199] close(19) = -1 EBADF (Bad file descriptor) [pid 6199] close(20) = -1 EBADF (Bad file descriptor) [pid 6199] close(21) = -1 EBADF (Bad file descriptor) [pid 6199] close(22) = -1 EBADF (Bad file descriptor) [pid 6199] close(23) = -1 EBADF (Bad file descriptor) [pid 6199] close(24) = -1 EBADF (Bad file descriptor) [pid 6199] close(25) = -1 EBADF (Bad file descriptor) [pid 6199] close(26) = -1 EBADF (Bad file descriptor) [pid 6199] close(27) = -1 EBADF (Bad file descriptor) [pid 6199] close(28) = -1 EBADF (Bad file descriptor) [pid 6199] close(29) = -1 EBADF (Bad file descriptor) [pid 6199] exit_group(0 [pid 6201] <... futex resumed>) = ? [pid 6199] <... exit_group resumed>) = ? [pid 6201] +++ exited with 0 +++ [pid 6204] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6199] +++ exited with 0 +++ [pid 6198] <... futex resumed>) = 0 [pid 5848] getdents64(3, [pid 6204] <... openat resumed>) = 4 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6204] ioctl(4, LOOP_SET_FD, 3 [pid 6198] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6205] <... ioctl resumed>) = 0 [pid 6204] <... ioctl resumed>) = 0 [pid 6200] <... futex resumed>) = 0 [pid 6198] <... futex resumed>) = 1 [pid 5848] <... umount2 resumed>) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6204] close(3 [pid 6200] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6198] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... restart_syscall resumed>) = 0 [pid 6205] close(3 [pid 6204] <... close resumed>) = 0 [pid 6200] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6205] <... close resumed>) = 0 [pid 6204] close(4 [pid 6200] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6205] close(4 [pid 6204] <... close resumed>) = 0 [pid 6200] <... futex resumed>) = 1 [pid 6198] <... futex resumed>) = 0 [pid 6205] <... close resumed>) = 0 [pid 6204] mkdir("./file0", 0777 [pid 6200] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6198] close(3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] <... close resumed>) = 0 [pid 5847] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6198] close(4 [pid 5848] newfstatat(AT_FDCWD, "./30/file0", [pid 6198] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] close(5 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6198] <... close resumed>) = 0 [pid 5848] umount2("./30/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6205] mkdir("./file0", 0777 [pid 6198] close(6 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 6205] <... mkdir resumed>) = 0 [pid 6204] <... mkdir resumed>) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6205] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] openat(AT_FDCWD, "./30/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6204] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6198] close(7 [ 98.206254][ T6205] loop4: detected capacity change from 0 to 256 [ 98.223187][ T6204] loop2: detected capacity change from 0 to 256 [pid 5847] newfstatat(3, "", [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 4 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6198] close(8 [pid 5848] newfstatat(4, "", [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6198] close(9) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6198] close(10 [pid 5848] getdents64(4, [pid 5847] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] close(11) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6198] close(12 [pid 5848] getdents64(4, [pid 5847] <... umount2 resumed>) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6198] close(13 [pid 5848] close(4 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6198] close(14 [pid 5848] rmdir("./30/file0" [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 5847] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] close(15 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./31/file0", [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./30/binderfs" [pid 6198] close(16 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... unlink resumed>) = 0 [pid 5847] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6198] close(17 [pid 5848] getdents64(3, [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] openat(AT_FDCWD, "./31/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6198] close(18 [pid 5848] close(3 [pid 5847] <... openat resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./30" [pid 6198] close(19 [pid 5847] newfstatat(4, "", [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... rmdir resumed>) = 0 [pid 6198] close(20 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] mkdir("./31", 0777 [pid 6198] close(21 [pid 5847] getdents64(4, [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... mkdir resumed>) = 0 [pid 6198] close(22 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] close(23 [pid 5847] getdents64(4, [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6198] close(24 [pid 5847] close(4 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 5847] rmdir("./31/file0" [pid 6198] close(25 [pid 5848] <... openat resumed>) = 3 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 98.247728][ T6205] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.260846][ T6204] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.271925][ T6205] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 98.287186][ T6204] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... rmdir resumed>) = 0 [pid 6198] close(26 [pid 5848] <... ioctl resumed>) = 0 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6198] close(27 [pid 5848] close(3 [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] close(28 [pid 5848] <... close resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./31/binderfs", [pid 6198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6198] close(29./strace-static-x86_64: Process 6206 attached ) = -1 EBADF (Bad file descriptor) [pid 5847] unlink("./31/binderfs" [pid 6198] exit_group(0) = ? [pid 5847] <... unlink resumed>) = 0 [pid 6200] <... futex resumed>) = ? [pid 6200] +++ exited with 0 +++ [pid 6198] +++ exited with 0 +++ [pid 6206] set_robust_list(0x55555b6506a0, 24 [pid 5847] getdents64(3, [pid 6206] <... set_robust_list resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 67 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6206] chdir("./31" [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5847] close(3 [pid 6206] <... chdir resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] rmdir("./31" [pid 6206] <... prctl resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./32", 0777 [pid 6206] setpgid(0, 0) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6206] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 6205] <... mount resumed>) = 0 [pid 6206] write(3, "1000", 4 [pid 5849] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6205] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6205] chdir("./file0") = 0 [pid 6206] <... write resumed>) = 4 [pid 5849] <... openat resumed>) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6206] close(3 [pid 5849] newfstatat(3, "", [pid 6206] <... close resumed>) = 0 [pid 6205] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6204] <... mount resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6206] symlink("/dev/binderfs", "./binderfs" [pid 6204] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] close(3executing program [pid 6206] <... symlink resumed>) = 0 [pid 6205] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6204] <... openat resumed>) = 3 [pid 5849] getdents64(3, [pid 5847] <... close resumed>) = 0 [pid 6206] write(1, "executing program\n", 18 [pid 6204] chdir("./file0" [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6206] <... write resumed>) = 18 [pid 6204] <... chdir resumed>) = 0 [ 98.306910][ T6205] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 98.338527][ T6204] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6207 attached [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6206] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6206] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6205] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6206] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6206] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] newfstatat(AT_FDCWD, "./31/file0", [pid 6207] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 70 [pid 6206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] <... futex resumed>) = 1 [pid 6205] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6203] <... futex resumed>) = 0 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6203] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] openat(AT_FDCWD, ".", O_RDONLY [pid 6203] <... futex resumed>) = 0 [pid 6205] <... openat resumed>) = 4 [pid 6206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6206] <... mmap resumed>) = 0x7f14d9008000 [pid 6205] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6203] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6205] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6206] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6205] <... ioctl resumed>) = 0 [pid 6206] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6205] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6205] <... futex resumed>) = 1 [pid 6204] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 5849] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6205] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6203] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6208 attached [pid 6207] <... set_robust_list resumed>) = 0 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6208] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6207] chdir("./32" [pid 6206] <... clone3 resumed> => {parent_tid=[68]}, 88) = 68 [pid 6205] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6204] openat(AT_FDCWD, ".", O_RDONLY [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "./31/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6208] <... rseq resumed>) = 0 [pid 6207] <... chdir resumed>) = 0 [pid 6206] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] <... openat resumed>) = 5 [pid 6204] <... openat resumed>) = 4 [pid 5849] <... openat resumed>) = 4 [pid 6208] set_robust_list(0x7f14d90289a0, 24 [pid 6207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... set_robust_list resumed>) = 0 [pid 6207] <... prctl resumed>) = 0 [pid 6206] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... futex resumed>) = 1 [pid 6204] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 6208] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] setpgid(0, 0 [pid 6206] <... futex resumed>) = 0 [pid 6205] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6204] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6203] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] <... setpgid resumed>) = 0 [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6205] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6203] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6208] memfd_create("syzkaller", 0 [pid 6205] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6203] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 6208] <... memfd_create resumed>) = 3 [pid 6207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] <... futex resumed>) = 0 [pid 6203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6208] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6205] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] <... ioctl resumed>) = 0 [pid 6203] close(3 [pid 6208] <... mmap resumed>) = 0x7f14d0c00000 [pid 6207] <... openat resumed>) = 3 [pid 6204] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... close resumed>) = 0 [pid 5849] getdents64(4, [pid 6208] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6207] write(3, "1000", 4 [pid 6204] <... futex resumed>) = 1 [pid 6203] close(4 [pid 6202] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6208] <... write resumed>) = 131072 [pid 6207] <... write resumed>) = 4 [pid 6204] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6203] <... close resumed>) = 0 [pid 6202] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] munmap(0x7f14d0c00000, 138412032 [pid 6203] close(5 [pid 6202] <... futex resumed>) = 0 [pid 5849] close(4 [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] <... munmap resumed>) = 0 [pid 6207] close(3 [pid 6203] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6204] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6203] close(6 [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] rmdir("./31/file0" [pid 6208] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6207] <... close resumed>) = 0 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6208] <... openat resumed>) = 4 [pid 6207] symlink("/dev/binderfs", "./binderfs" [pid 6204] <... openat resumed>) = 5 [pid 6203] close(7 [pid 5849] <... rmdir resumed>) = 0 [pid 6208] ioctl(4, LOOP_SET_FD, 3 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6208] <... ioctl resumed>) = 0 [pid 6207] <... symlink resumed>) = 0 executing program [pid 6204] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] close(8 [pid 5849] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6204] <... futex resumed>) = 1 [pid 6202] <... futex resumed>) = 0 [pid 6202] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6202] <... futex resumed>) = 0 [pid 6204] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6202] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(AT_FDCWD, "./31/binderfs", [pid 6207] write(1, "executing program\n", 18 [pid 6204] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6204] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6207] <... write resumed>) = 18 [pid 6204] <... futex resumed>) = 1 [pid 6202] <... futex resumed>) = 0 [pid 5849] unlink("./31/binderfs" [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6202] close(3 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] close(9 [pid 6202] <... close resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 6202] close(4 [pid 5849] getdents64(3, [pid 6207] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6202] <... close resumed>) = 0 [pid 6207] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6207] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6202] close(5 [pid 5849] close(3 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] <... close resumed>) = 0 [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] close(10 [pid 6202] close(6 [pid 5849] <... close resumed>) = 0 [pid 6207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./31" [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] close(11 [pid 6207] <... mmap resumed>) = 0x7f14d9008000 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(7 [pid 5849] <... rmdir resumed>) = 0 [pid 6203] close(12) = -1 EBADF (Bad file descriptor) [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] mkdir("./32", 0777 [pid 6207] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6202] close(8 [pid 6207] <... mprotect resumed>) = 0 [pid 6203] close(13 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 6207] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(9 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6207] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] close(14 [pid 6207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6202] close(10 [pid 5849] <... openat resumed>) = 3 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(11 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6203] close(15 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] close(16 [pid 6202] close(12 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6209 attached [pid 6203] close(17 [pid 6202] close(13 [pid 5849] close(3 [pid 6209] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6207] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] close(18) = -1 EBADF (Bad file descriptor) [pid 6203] close(19) = -1 EBADF (Bad file descriptor) [pid 6203] close(20) = -1 EBADF (Bad file descriptor) [pid 6203] close(21) = -1 EBADF (Bad file descriptor) [pid 6203] close(22) = -1 EBADF (Bad file descriptor) [pid 6203] close(23) = -1 EBADF (Bad file descriptor) [pid 6203] close(24) = -1 EBADF (Bad file descriptor) [pid 6202] close(14 [pid 5849] <... close resumed>) = 0 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] <... rseq resumed>) = 0 [pid 6203] close(25 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6209] set_robust_list(0x7f14d90289a0, 24 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(15 [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] <... set_robust_list resumed>) = 0 [pid 6207] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] close(26 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] <... futex resumed>) = 0 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(16./strace-static-x86_64: Process 6210 attached [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] close(3 [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6203] close(27 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6209] memfd_create("syzkaller", 0 [pid 6208] <... close resumed>) = 0 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(17 [pid 6208] close(4 [pid 6203] close(28 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6209] <... memfd_create resumed>) = 3 [pid 6208] <... close resumed>) = 0 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(18 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 69 [pid 6210] set_robust_list(0x55555b6506a0, 24 [pid 6209] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6208] mkdir("./file0", 0777 [pid 6203] close(29 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] <... set_robust_list resumed>) = 0 [pid 6208] <... mkdir resumed>) = 0 [pid 6203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(19 [pid 6210] chdir("./32" [pid 6209] <... mmap resumed>) = 0x7f14d0c00000 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(20 [pid 6210] <... chdir resumed>) = 0 [pid 6209] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6208] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6203] exit_group(0 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(21) = -1 EBADF (Bad file descriptor) [pid 6202] close(22) = -1 EBADF (Bad file descriptor) [ 98.426985][ T6208] loop1: detected capacity change from 0 to 256 [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6209] <... write resumed>) = 131072 [pid 6205] <... futex resumed>) = ? [pid 6203] <... exit_group resumed>) = ? [pid 6202] close(23 [pid 6210] <... prctl resumed>) = 0 [pid 6209] munmap(0x7f14d0c00000, 138412032 [pid 6205] +++ exited with 0 +++ [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] setpgid(0, 0 [pid 6202] close(24) = -1 EBADF (Bad file descriptor) [pid 6210] <... setpgid resumed>) = 0 [pid 6202] close(25 [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6209] <... munmap resumed>) = 0 [pid 6203] +++ exited with 0 +++ [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] <... openat resumed>) = 3 [pid 6202] close(26 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6210] write(3, "1000", 4 [pid 6209] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6202] close(27 [pid 6210] <... write resumed>) = 4 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(28 [pid 6210] close(3 [pid 6202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] close(29) = -1 EBADF (Bad file descriptor) [pid 6210] <... close resumed>) = 0 [pid 6202] exit_group(0 [pid 6210] symlink("/dev/binderfs", "./binderfs" [pid 6209] <... openat resumed>) = 4 [pid 6204] <... futex resumed>) = ? [pid 6202] <... exit_group resumed>) = ? [pid 6204] +++ exited with 0 +++ [pid 6202] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6210] <... symlink resumed>) = 0 [pid 6209] ioctl(4, LOOP_SET_FD, 3 [pid 6210] write(1, "executing program\n", 18executing program ) = 18 [pid 6209] <... ioctl resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] close(3 [pid 5846] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6209] <... close resumed>) = 0 [pid 6210] <... futex resumed>) = 0 [pid 6209] close(4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6210] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6209] <... close resumed>) = 0 [pid 5850] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6210] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6209] mkdir("./file0", 0777 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6210] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] <... mkdir resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [ 98.487586][ T6208] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.509424][ T6209] loop0: detected capacity change from 0 to 256 [ 98.513151][ T6208] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5846] newfstatat(3, "", [pid 6210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6209] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] newfstatat(3, "", [pid 6210] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6210] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 6210] <... mprotect resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6210] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... umount2 resumed>) = 0 [pid 6210] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, [pid 6210] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] newfstatat(AT_FDCWD, "./31/file0", [pid 5846] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6210] <... clone3 resumed> => {parent_tid=[70]}, 88) = 70 ./strace-static-x86_64: Process 6211 attached [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6211] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6211] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 5846] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6211] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./34/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 98.541627][ T6209] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.542568][ T6208] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 98.553353][ T6209] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 5846] openat(AT_FDCWD, "./34/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6208] <... mount resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(4, "", [pid 6208] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6210] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] <... mount resumed>) = 0 [pid 6208] chdir("./file0" [pid 6209] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6211] <... futex resumed>) = 0 [pid 6210] <... futex resumed>) = 1 [pid 6208] <... chdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./31/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] getdents64(4, [pid 6211] memfd_create("syzkaller", 0 [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6208] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6211] <... memfd_create resumed>) = 3 [pid 5850] <... openat resumed>) = 4 [pid 6208] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] getdents64(4, [pid 6211] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6209] <... openat resumed>) = 3 [pid 6208] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(4, "", [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6211] <... mmap resumed>) = 0x7f14d0c00000 [pid 6209] chdir("./file0" [pid 6208] <... futex resumed>) = 1 [pid 6206] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] close(4 [pid 6209] <... chdir resumed>) = 0 [pid 6208] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... close resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 5846] rmdir("./34/file0" [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... rmdir resumed>) = 0 [pid 5846] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6211] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6209] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./34/binderfs" [pid 6209] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6208] openat(AT_FDCWD, ".", O_RDONLY [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... unlink resumed>) = 0 [pid 6209] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(3, [pid 6209] <... futex resumed>) = 1 [pid 6208] <... openat resumed>) = 4 [pid 6207] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6209] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6208] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(3 [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 5850] close(4 [pid 5846] <... close resumed>) = 0 [pid 6209] openat(AT_FDCWD, ".", O_RDONLY [pid 6208] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5846] rmdir("./34" [pid 6209] <... openat resumed>) = 4 [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6206] <... futex resumed>) = 0 [pid 5850] rmdir("./31/file0" [pid 5846] <... rmdir resumed>) = 0 [pid 6209] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] mkdir("./35", 0777 [pid 6209] <... futex resumed>) = 1 [pid 6208] <... ioctl resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6209] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6208] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6211] <... write resumed>) = 131072 [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 3 [pid 6211] munmap(0x7f14d0c00000, 138412032 [pid 6209] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6208] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6206] <... futex resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6208] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6209] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 6211] <... munmap resumed>) = 0 [pid 6209] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... openat resumed>) = 5 [pid 5850] unlink("./31/binderfs" [pid 6211] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6209] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 5846] <... close resumed>) = 0 [ 98.580809][ T6209] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6211] <... openat resumed>) = 4 [pid 6209] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6208] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6212 attached [pid 6211] ioctl(4, LOOP_SET_FD, 3 [pid 6209] <... openat resumed>) = 5 [pid 6208] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 6212] set_robust_list(0x55555b6506a0, 24 [pid 6211] <... ioctl resumed>) = 0 [pid 6209] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 75 [pid 6212] <... set_robust_list resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6206] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6209] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6207] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6209] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] rmdir("./31" [pid 6209] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6207] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] chdir("./35" [pid 6209] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... rmdir resumed>) = 0 [pid 6209] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 5850] mkdir("./32", 0777 [pid 6209] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] close(3 [pid 6208] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6207] <... close resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6207] close(4 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6207] <... close resumed>) = 0 [pid 6212] <... chdir resumed>) = 0 [pid 6208] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6207] close(5 [pid 5850] <... openat resumed>) = 3 [pid 6208] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... close resumed>) = 0 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6207] close(6 [pid 6212] <... prctl resumed>) = 0 [pid 6211] close(3 [pid 6208] <... futex resumed>) = 1 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... futex resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6212] setpgid(0, 0 [pid 6211] <... close resumed>) = 0 [pid 6208] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] close(7 [pid 6206] close(3 [pid 5850] close(3 [pid 6212] <... setpgid resumed>) = 0 [pid 6211] close(4 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6211] <... close resumed>) = 0 [pid 6207] close(8 [pid 6206] close(4 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6211] mkdir("./file0", 0777 [pid 6207] close(9 [pid 6206] <... close resumed>) = 0 [pid 6211] <... mkdir resumed>) = 0 [pid 6206] close(5./strace-static-x86_64: Process 6213 attached [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(10 [pid 6213] set_robust_list(0x55555b6506a0, 24 [pid 6212] <... openat resumed>) = 3 [pid 6211] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... close resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 67 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6212] write(3, "1000", 4 [pid 6207] close(11) = -1 EBADF (Bad file descriptor) [ 98.636934][ T6211] loop3: detected capacity change from 0 to 256 [pid 6213] chdir("./32" [pid 6212] <... write resumed>) = 4 [pid 6207] close(12 [pid 6206] close(6 [pid 6213] <... chdir resumed>) = 0 [pid 6212] close(3 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] <... close resumed>) = 0 [pid 6207] close(13 [pid 6212] symlink("/dev/binderfs", "./binderfs" [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(14executing program [pid 6212] <... symlink resumed>) = 0 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6212] write(1, "executing program\n", 18 [pid 6207] close(15 [pid 6213] <... prctl resumed>) = 0 [pid 6212] <... write resumed>) = 18 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] setpgid(0, 0 [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] close(16 [pid 6206] close(7 [pid 6212] <... futex resumed>) = 0 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(17 [pid 6206] close(8 [pid 6213] <... setpgid resumed>) = 0 [pid 6212] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6207] close(18 [pid 6212] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6207] close(19 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(20 [pid 6206] close(9 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(21 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6207] close(22 [pid 6212] <... mmap resumed>) = 0x7f14d9008000 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] close(10 [pid 6213] <... openat resumed>) = 3 [pid 6207] close(23 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] write(3, "1000", 4 [pid 6212] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] <... mprotect resumed>) = 0 [pid 6207] close(24 [pid 6206] close(11 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... write resumed>) = 4 [pid 6207] close(25) = -1 EBADF (Bad file descriptor) [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(26 [pid 6206] close(12 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] close(27 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6213] close(3 [pid 6207] close(28 [pid 6206] close(13) = -1 EBADF (Bad file descriptor) [pid 6206] close(14) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = 0 [pid 6212] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] close(15 [pid 6213] symlink("/dev/binderfs", "./binderfs" [pid 6212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6207] close(29 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6214 attached [pid 6213] <... symlink resumed>) = 0 [pid 6207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] close(16 executing program [pid 6214] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6213] write(1, "executing program\n", 18 [pid 6212] <... clone3 resumed> => {parent_tid=[76]}, 88) = 76 [pid 6207] exit_group(0 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6214] <... rseq resumed>) = 0 [pid 6213] <... write resumed>) = 18 [pid 6212] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] <... futex resumed>) = ? [pid 6207] <... exit_group resumed>) = ? [pid 6206] close(17 [pid 6214] set_robust_list(0x7f14d90289a0, 24 [pid 6209] +++ exited with 0 +++ [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6214] <... set_robust_list resumed>) = 0 [pid 6206] close(18 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] close(19 [pid 6214] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] close(20 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... futex resumed>) = 0 [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] +++ exited with 0 +++ [pid 6206] close(21 [pid 6213] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6212] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6214] <... futex resumed>) = 0 [pid 6213] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6212] <... futex resumed>) = 1 [pid 6206] close(22 [pid 6214] memfd_create("syzkaller", 0 [pid 6213] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6214] <... memfd_create resumed>) = 3 [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] close(23 [pid 6214] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6214] <... mmap resumed>) = 0x7f14d0c00000 [pid 6213] <... mmap resumed>) = 0x7f14d9008000 [pid 6206] close(24 [pid 6214] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6206] close(25) = -1 EBADF (Bad file descriptor) [pid 6213] <... mprotect resumed>) = 0 [pid 6206] close(26) = -1 EBADF (Bad file descriptor) [pid 6206] close(27) = -1 EBADF (Bad file descriptor) [pid 6206] close(28 [pid 6213] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] close(29) = -1 EBADF (Bad file descriptor) [pid 6206] exit_group(0 [pid 6208] <... futex resumed>) = ? [pid 6206] <... exit_group resumed>) = ? [pid 6208] +++ exited with 0 +++ [pid 6206] +++ exited with 0 +++ [pid 6214] <... write resumed>) = 131072 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5847] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6213] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6213] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 98.681269][ T6211] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.702201][ T6211] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5847] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6215 attached [pid 5848] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... openat resumed>) = 3 [pid 6215] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6214] munmap(0x7f14d0c00000, 138412032 [pid 6213] <... clone3 resumed> => {parent_tid=[68]}, 88) = 68 [pid 5848] <... openat resumed>) = 3 [pid 6215] <... rseq resumed>) = 0 [pid 6213] rt_sigprocmask(SIG_SETMASK, [], [pid 6215] set_robust_list(0x7f14d90289a0, 24 [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6215] <... set_robust_list resumed>) = 0 [pid 6213] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6214] <... munmap resumed>) = 0 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6215] memfd_create("syzkaller", 0) = 3 [pid 6214] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] getdents64(3, [pid 6215] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6214] <... openat resumed>) = 4 [pid 6213] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] newfstatat(3, "", [pid 6215] <... mmap resumed>) = 0x7f14d0c00000 [pid 6214] ioctl(4, LOOP_SET_FD, 3 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6215] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6211] <... mount resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6215] <... write resumed>) = 131072 [pid 6211] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6211] chdir("./file0") = 0 [pid 6215] munmap(0x7f14d0c00000, 138412032 [pid 6211] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6215] <... munmap resumed>) = 0 [pid 6211] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6215] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6215] ioctl(4, LOOP_SET_FD, 3 [pid 6214] <... ioctl resumed>) = 0 [pid 6210] <... futex resumed>) = 0 [pid 5848] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] getdents64(3, [pid 6214] close(3 [pid 6210] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6214] <... close resumed>) = 0 [pid 6210] <... futex resumed>) = 1 [pid 5848] newfstatat(AT_FDCWD, "./31/file0", [pid 5847] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6214] close(4 [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6214] <... close resumed>) = 0 [pid 5848] umount2("./31/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6214] mkdir("./file0", 0777 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6214] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./31/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, [pid 6214] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6215] <... ioctl resumed>) = 0 [pid 6211] <... futex resumed>) = 0 [pid 5848] getdents64(4, [pid 5847] <... umount2 resumed>) = 0 [pid 6215] close(3 [pid 6211] openat(AT_FDCWD, ".", O_RDONLY [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [ 98.747375][ T6211] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 98.768857][ T6214] loop2: detected capacity change from 0 to 256 [ 98.775908][ T6215] loop4: detected capacity change from 0 to 256 [pid 5847] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6211] <... openat resumed>) = 4 [pid 5848] close(4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6215] <... close resumed>) = 0 [pid 6211] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] close(4 [pid 5848] <... close resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./32/file0", [pid 6215] <... close resumed>) = 0 [pid 6215] mkdir("./file0", 0777 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6215] <... mkdir resumed>) = 0 [pid 6211] <... futex resumed>) = 1 [pid 6215] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6211] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6210] <... futex resumed>) = 0 [pid 5848] rmdir("./31/file0" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6210] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./32/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6210] <... futex resumed>) = 1 [pid 5848] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... openat resumed>) = 4 [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(4, "", [pid 5848] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] getdents64(4, [pid 5848] unlink("./31/binderfs" [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... unlink resumed>) = 0 [pid 5847] getdents64(4, [pid 5848] getdents64(3, [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(4 [pid 5848] close(3 [pid 5847] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] rmdir("./32/file0" [pid 5848] rmdir("./31" [pid 5847] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] mkdir("./32", 0777 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... mkdir resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] unlink("./32/binderfs" [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... unlink resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 5848] close(3 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6211] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... close resumed>) = 0 ./strace-static-x86_64: Process 6216 attached [pid 6211] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5847] rmdir("./32" [pid 6216] set_robust_list(0x55555b6506a0, 24 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 69 [pid 5847] <... rmdir resumed>) = 0 [pid 6216] <... set_robust_list resumed>) = 0 [pid 5847] mkdir("./33", 0777 [pid 6216] chdir("./32" [pid 5847] <... mkdir resumed>) = 0 [pid 6216] <... chdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... openat resumed>) = 3 [pid 6216] <... prctl resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6216] setpgid(0, 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6216] <... setpgid resumed>) = 0 [pid 5847] close(3 [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6211] <... ioctl resumed>) = 0 [pid 6216] write(3, "1000", 4) = 4 [pid 6216] close(3) = 0 [pid 6211] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6210] <... futex resumed>) = 0 [pid 6210] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6211] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000executing program [pid 6216] symlink("/dev/binderfs", "./binderfs" [pid 6211] <... openat resumed>) = 5 [pid 6216] <... symlink resumed>) = 0 [pid 6216] write(1, "executing program\n", 18) = 18 [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6216] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6211] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6216] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6211] <... futex resumed>) = 1 [pid 6210] <... futex resumed>) = 0 [pid 6210] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6210] <... futex resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6211] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6210] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6217 attached ./strace-static-x86_64: Process 6218 attached [pid 6211] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... clone3 resumed> => {parent_tid=[70]}, 88) = 70 [pid 6211] <... futex resumed>) = 1 [pid 6210] <... futex resumed>) = 0 [pid 6210] close(3) = 0 [pid 6210] close(4) = 0 [pid 6210] close(5 [pid 6217] set_robust_list(0x55555b6506a0, 24 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], [pid 6210] <... close resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 72 [pid 6217] <... set_robust_list resumed>) = 0 [pid 6216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] close(6 [pid 6211] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6217] chdir("./33" [pid 6216] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... rseq resumed>) = 0 [pid 6217] <... chdir resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6210] close(7 [pid 6218] set_robust_list(0x7f14d90289a0, 24 [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... set_robust_list resumed>) = 0 [pid 6217] <... prctl resumed>) = 0 [pid 6210] close(8 [pid 6218] rt_sigprocmask(SIG_SETMASK, [], [pid 6217] setpgid(0, 0 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] <... setpgid resumed>) = 0 [ 98.789023][ T6214] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.803930][ T6215] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 98.831152][ T6214] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6210] close(9 [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(10) = -1 EBADF (Bad file descriptor) [pid 6210] close(11 [pid 6217] <... openat resumed>) = 3 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(12) = -1 EBADF (Bad file descriptor) [pid 6210] close(13) = -1 EBADF (Bad file descriptor) [pid 6210] close(14) = -1 EBADF (Bad file descriptor) [pid 6217] write(3, "1000", 4 [pid 6210] close(15) = -1 EBADF (Bad file descriptor) [pid 6217] <... write resumed>) = 4 [pid 6210] close(16) = -1 EBADF (Bad file descriptor) [pid 6217] close(3 [pid 6210] close(17 [pid 6217] <... close resumed>) = 0 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(18) = -1 EBADF (Bad file descriptor) [pid 6217] symlink("/dev/binderfs", "./binderfs" [pid 6210] close(19 [pid 6217] <... symlink resumed>) = 0 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(20executing program [pid 6217] write(1, "executing program\n", 18 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] <... write resumed>) = 18 [pid 6210] close(21 [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(22) = -1 EBADF (Bad file descriptor) [pid 6218] memfd_create("syzkaller", 0 [pid 6217] <... futex resumed>) = 0 [pid 6210] close(23 [pid 6217] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... memfd_create resumed>) = 3 [pid 6217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6210] close(24 [pid 6217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] close(25 [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... mmap resumed>) = 0x7f14d0c00000 [pid 6210] close(26 [pid 6217] <... mmap resumed>) = 0x7f14d9008000 [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6210] close(27 [pid 6217] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] <... mprotect resumed>) = 0 [pid 6210] close(28) = -1 EBADF (Bad file descriptor) [pid 6210] close(29) = -1 EBADF (Bad file descriptor) [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6210] exit_group(0 [pid 6211] <... futex resumed>) = ? [pid 6210] <... exit_group resumed>) = ? [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6218] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6211] +++ exited with 0 +++ [pid 6210] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6219 attached [pid 6218] <... write resumed>) = 131072 [pid 6219] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6217] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 6214] <... mount resumed>) = 0 [pid 5849] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6219] <... rseq resumed>) = 0 [pid 6214] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6214] <... openat resumed>) = 3 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6219] set_robust_list(0x7f14d90289a0, 24 [pid 6217] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 98.860644][ T6215] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 98.885995][ T6214] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6214] chdir("./file0" [pid 6218] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6218] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6218] ioctl(4, LOOP_SET_FD, 3 [pid 6219] <... set_robust_list resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6214] <... chdir resumed>) = 0 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6214] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6219] memfd_create("syzkaller", 0 [pid 6215] <... mount resumed>) = 0 [pid 6214] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... openat resumed>) = 3 [pid 6214] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... memfd_create resumed>) = 3 [pid 6215] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6214] <... futex resumed>) = 1 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6214] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6219] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6215] <... openat resumed>) = 3 [pid 6212] <... futex resumed>) = 0 [pid 6212] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] chdir("./file0" [pid 6214] <... futex resumed>) = 0 [pid 6214] openat(AT_FDCWD, ".", O_RDONLY [pid 6215] <... chdir resumed>) = 0 [pid 6214] <... openat resumed>) = 4 [pid 6215] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6214] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6212] <... futex resumed>) = 0 [pid 6215] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6212] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6212] <... futex resumed>) = 0 [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... mmap resumed>) = 0x7f14d0c00000 [pid 6215] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6213] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] openat(AT_FDCWD, ".", O_RDONLY [pid 6219] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6213] <... futex resumed>) = 0 [pid 6215] <... openat resumed>) = 4 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6215] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 98.923307][ T6215] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 98.926311][ T6218] loop1: detected capacity change from 0 to 256 [pid 6213] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... write resumed>) = 131072 [pid 6218] <... ioctl resumed>) = 0 [pid 6215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6214] <... ioctl resumed>) = 0 [pid 6213] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6219] munmap(0x7f14d0c00000, 138412032 [pid 6215] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6214] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6214] <... futex resumed>) = 1 [pid 6212] <... futex resumed>) = 0 [pid 6214] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6214] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(AT_FDCWD, "./32/file0", [pid 6214] <... openat resumed>) = 5 [pid 6218] close(3) = 0 [pid 6214] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6218] close(4 [pid 5849] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6214] <... futex resumed>) = 1 [pid 6212] <... futex resumed>) = 0 [pid 6219] <... munmap resumed>) = 0 [pid 6218] <... close resumed>) = 0 [pid 6215] <... ioctl resumed>) = 0 [pid 6214] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6212] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6214] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6212] <... futex resumed>) = 0 [pid 6215] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "./32/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6214] <... futex resumed>) = 0 [pid 6212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6218] mkdir("./file0", 0777) = 0 [pid 6214] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] close(3 [pid 5849] <... openat resumed>) = 4 [pid 6218] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6212] <... close resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 6212] close(4 [pid 6219] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6215] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6219] <... openat resumed>) = 4 [pid 6213] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] close(5 [pid 5849] getdents64(4, [pid 6215] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6219] ioctl(4, LOOP_SET_FD, 3 [pid 6213] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] close(6 [pid 5849] getdents64(4, [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6212] close(7 [pid 5849] close(4 [pid 6219] <... ioctl resumed>) = 0 [pid 6215] <... openat resumed>) = 5 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 6219] close(3 [pid 6215] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] close(8 [pid 5849] rmdir("./32/file0" [pid 6219] <... close resumed>) = 0 [pid 6215] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 6219] close(4 [pid 6215] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] close(9 [pid 5849] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6219] <... close resumed>) = 0 [pid 6215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6213] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6215] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6213] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] close(10 [pid 5849] newfstatat(AT_FDCWD, "./32/binderfs", [pid 6219] mkdir("./file0", 0777 [pid 6215] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6219] <... mkdir resumed>) = 0 [pid 6215] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] close(11 [pid 5849] unlink("./32/binderfs" [pid 6219] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6215] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... unlink resumed>) = 0 [pid 6215] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] close(3 [pid 6212] close(12 [pid 5849] getdents64(3, [pid 6213] <... close resumed>) = 0 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6213] close(4 [pid 6212] close(13 [pid 5849] close(3 [pid 6213] <... close resumed>) = 0 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 98.990341][ T6218] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.002704][ T6219] loop0: detected capacity change from 0 to 256 [ 99.003133][ T6218] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5849] <... close resumed>) = 0 [pid 6213] close(5 [pid 6212] close(14 [pid 5849] rmdir("./32" [pid 6213] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6213] close(6 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] mkdir("./33", 0777 [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(15 [pid 5849] <... mkdir resumed>) = 0 [pid 6213] close(7 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(16 [pid 5849] <... openat resumed>) = 3 [pid 6213] close(8 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(17 [pid 5849] <... ioctl resumed>) = 0 [pid 6213] close(9 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(18 [pid 5849] <... close resumed>) = 0 [pid 6213] close(10 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(19 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 71 ./strace-static-x86_64: Process 6220 attached [pid 6213] close(11 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(20 [pid 6213] close(12 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 99.040429][ T6219] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.040988][ T6218] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6212] close(21 [pid 6220] set_robust_list(0x55555b6506a0, 24 [pid 6218] <... mount resumed>) = 0 [pid 6213] close(13 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(22 [pid 6213] close(14 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(23 [pid 6213] close(15 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(24 [pid 6213] close(16 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(25 [pid 6213] close(17 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(26 [pid 6213] close(18 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(27 [pid 6213] close(19 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(28 [pid 6213] close(20 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] close(29 [pid 6213] close(21 [pid 6212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] exit_group(0 [pid 6214] <... futex resumed>) = ? [pid 6213] close(22 [pid 6212] <... exit_group resumed>) = ? [pid 6220] <... set_robust_list resumed>) = 0 [pid 6218] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6214] +++ exited with 0 +++ [pid 6213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6220] chdir("./33" [pid 6218] <... openat resumed>) = 3 [pid 6213] close(23) = -1 EBADF (Bad file descriptor) [pid 6213] close(24) = -1 EBADF (Bad file descriptor) [pid 6213] close(25) = -1 EBADF (Bad file descriptor) [pid 6212] +++ exited with 0 +++ [pid 6213] close(26) = -1 EBADF (Bad file descriptor) [pid 6213] close(27) = -1 EBADF (Bad file descriptor) [pid 6213] close(28) = -1 EBADF (Bad file descriptor) [pid 6213] close(29) = -1 EBADF (Bad file descriptor) [pid 6213] exit_group(0) = ? [pid 6215] <... futex resumed>) = ? [pid 6220] <... chdir resumed>) = 0 [pid 6218] chdir("./file0" [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] <... chdir resumed>) = 0 [pid 6220] <... prctl resumed>) = 0 [pid 6218] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6220] setpgid(0, 0) = 0 [pid 6219] <... mount resumed>) = 0 [pid 6218] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6215] +++ exited with 0 +++ [pid 6213] +++ exited with 0 +++ [pid 6220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6219] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6218] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6219] <... openat resumed>) = 3 [pid 6218] <... futex resumed>) = 1 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6218] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6220] <... openat resumed>) = 3 [pid 6219] chdir("./file0" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6220] write(3, "1000", 4 [pid 6219] <... chdir resumed>) = 0 [pid 5846] <... openat resumed>) = 3 executing program [pid 6220] <... write resumed>) = 4 [pid 6219] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] newfstatat(3, "", [pid 6220] close(3 [pid 5850] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6220] <... close resumed>) = 0 [pid 6219] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6220] symlink("/dev/binderfs", "./binderfs" [pid 6219] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] getdents64(3, [pid 6220] <... symlink resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6216] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 6220] write(1, "executing program\n", 18 [pid 6219] <... futex resumed>) = 1 [pid 5850] newfstatat(3, "", [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6217] <... futex resumed>) = 0 [pid 6220] <... write resumed>) = 18 [pid 6219] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6217] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6220] <... futex resumed>) = 0 [pid 6219] openat(AT_FDCWD, ".", O_RDONLY [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6220] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6220] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6219] <... openat resumed>) = 4 [pid 6220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6219] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 1 [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] openat(AT_FDCWD, ".", O_RDONLY [pid 6219] <... futex resumed>) = 1 [pid 6217] <... futex resumed>) = 0 [pid 6220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6219] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6218] <... openat resumed>) = 4 [pid 6217] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6220] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6218] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6220] <... mprotect resumed>) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6216] <... futex resumed>) = 0 [pid 6220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... umount2 resumed>) = 0 [pid 6219] <... ioctl resumed>) = 0 [pid 6218] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5846] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6219] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = 1 [pid 6218] <... futex resumed>) = 1 [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 5850] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6219] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(AT_FDCWD, "./35/file0", [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6219] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6218] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 99.082503][ T6219] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 99.097704][ T6219] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] newfstatat(AT_FDCWD, "./32/file0", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6219] <... openat resumed>) = 5 [pid 6218] <... openat resumed>) = 5 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6218] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6221 attached [pid 6218] <... futex resumed>) = 1 [pid 6216] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 5850] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6219] <... futex resumed>) = 1 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6220] <... clone3 resumed> => {parent_tid=[72]}, 88) = 72 [pid 6221] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 6219] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6218] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./35/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6221] <... rseq resumed>) = 0 [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./32/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6221] set_robust_list(0x7f14d90289a0, 24 [pid 6220] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6217] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... openat resumed>) = 4 [pid 5850] <... openat resumed>) = 4 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6220] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6218] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] newfstatat(4, "", [pid 5846] newfstatat(4, "", [pid 6221] rt_sigprocmask(SIG_SETMASK, [], [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6219] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] close(3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] <... futex resumed>) = 1 [pid 6217] <... close resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6218] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] close(4 [pid 6216] close(3 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6221] memfd_create("syzkaller", 0 [pid 6217] <... close resumed>) = 0 [pid 6216] <... close resumed>) = 0 [pid 5846] getdents64(4, [pid 5850] getdents64(4, [pid 6217] close(5 [pid 6216] close(4 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6217] <... close resumed>) = 0 [pid 5850] close(4 [pid 6217] close(6 [pid 5846] getdents64(4, [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6221] <... memfd_create resumed>) = 3 [pid 6217] close(7 [pid 5850] rmdir("./32/file0" [pid 5846] close(4 [pid 6221] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] close(8 [pid 6216] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6221] <... mmap resumed>) = 0x7f14d0c00000 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(5 [pid 5850] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... close resumed>) = 0 [pid 6217] close(9 [pid 6216] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] rmdir("./35/file0" [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(6 [pid 5850] newfstatat(AT_FDCWD, "./32/binderfs", [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 6217] close(10 [pid 6216] close(7 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6221] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] unlink("./32/binderfs" [pid 5846] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6217] close(11 [pid 6216] close(8 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6217] close(12 [pid 6216] close(9 [pid 5850] getdents64(3, [pid 5846] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6221] <... write resumed>) = 131072 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6221] munmap(0x7f14d0c00000, 138412032 [pid 6217] close(13 [pid 6216] close(10 [pid 5850] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6221] <... munmap resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5846] unlink("./35/binderfs" [pid 6221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6217] close(14 [pid 6216] close(11 [pid 6221] <... openat resumed>) = 4 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./32" [pid 5846] <... unlink resumed>) = 0 [pid 6221] ioctl(4, LOOP_SET_FD, 3 [pid 6217] close(15 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(12 [pid 5850] <... rmdir resumed>) = 0 [pid 5846] getdents64(3, [pid 6217] close(16 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(13) = -1 EBADF (Bad file descriptor) [pid 6216] close(14) = -1 EBADF (Bad file descriptor) [pid 6216] close(15) = -1 EBADF (Bad file descriptor) [pid 6216] close(16) = -1 EBADF (Bad file descriptor) [pid 6216] close(17) = -1 EBADF (Bad file descriptor) [pid 6216] close(18) = -1 EBADF (Bad file descriptor) [pid 6216] close(19) = -1 EBADF (Bad file descriptor) [pid 6216] close(20) = -1 EBADF (Bad file descriptor) [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(21 [pid 5850] mkdir("./33", 0777 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6221] <... ioctl resumed>) = 0 [pid 6217] close(17 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(22 [pid 5846] close(3 [pid 6221] close(3 [pid 6217] close(18 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 6221] <... close resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(23 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... close resumed>) = 0 [pid 6221] close(4 [pid 6217] close(19 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./35" [pid 6221] <... close resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(24 [pid 6221] mkdir("./file0", 0777 [pid 6217] close(20 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5846] <... rmdir resumed>) = 0 [pid 6221] <... mkdir resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(25 [pid 5846] mkdir("./36", 0777 [pid 6221] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6217] close(21 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5846] <... mkdir resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6216] close(26 [pid 6217] close(22 [pid 6216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6216] close(27) = -1 EBADF (Bad file descriptor) [pid 6216] close(28) = -1 EBADF (Bad file descriptor) [pid 6216] close(29) = -1 EBADF (Bad file descriptor) [pid 6216] exit_group(0 [pid 6218] <... futex resumed>) = ? [pid 6216] <... exit_group resumed>) = ? [pid 6218] +++ exited with 0 +++ [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] close(23 [pid 5846] <... openat resumed>) = 3 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6217] close(24 [pid 5850] close(3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] close(25) = -1 EBADF (Bad file descriptor) [pid 5846] <... ioctl resumed>) = 0 [pid 6217] close(26) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5846] close(3 [pid 6217] close(27 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6222 attached [pid 6217] close(28 [pid 6216] +++ exited with 0 +++ [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 69 [pid 5846] <... close resumed>) = 0 [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6222] set_robust_list(0x55555b6506a0, 24 [pid 6217] close(29 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6222] <... set_robust_list resumed>) = 0 [ 99.199935][ T6221] loop3: detected capacity change from 0 to 256 [ 99.216538][ T6221] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.230204][ T6221] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6222] chdir("./33") = 0 ./strace-static-x86_64: Process 6223 attached [pid 6217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6217] exit_group(0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 77 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6219] <... futex resumed>) = ? [pid 6217] <... exit_group resumed>) = ? [pid 5848] getdents64(3, [pid 6219] +++ exited with 0 +++ [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6222] setpgid(0, 0 [pid 6217] +++ exited with 0 +++ [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6222] <... setpgid resumed>) = 0 [pid 6222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6222] write(3, "1000", 4) = 4 [pid 6222] close(3) = 0 [pid 6222] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6222] write(1, "executing program\n", 18) = 18 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6222] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6223] set_robust_list(0x55555b6506a0, 24 [pid 6222] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6223] chdir("./36" [pid 6222] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6221] <... mount resumed>) = 0 [pid 5848] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6223] <... chdir resumed>) = 0 [pid 6221] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] newfstatat(AT_FDCWD, "./32/file0", [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6221] <... openat resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] setpgid(0, 0 [pid 6221] chdir("./file0" [pid 6223] <... setpgid resumed>) = 0 [pid 6221] <... chdir resumed>) = 0 [pid 5848] umount2("./32/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6223] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./32/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... openat resumed>) = 3 [pid 6223] write(3, "1000", 4 [pid 6221] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] <... openat resumed>) = 4 [pid 5847] newfstatat(3, "", [pid 6223] <... write resumed>) = 4 [pid 6221] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(4, "", [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6223] close(3 [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, [pid 6223] <... close resumed>) = 0 [pid 6222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6221] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(4, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6223] symlink("/dev/binderfs", "./binderfs" [pid 6222] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] <... symlink resumed>) = 0 [pid 6222] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6220] <... futex resumed>) = 0 [pid 5848] getdents64(4, executing program [pid 6223] write(1, "executing program\n", 18 [pid 6222] <... mprotect resumed>) = 0 [pid 6221] openat(AT_FDCWD, ".", O_RDONLY [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6223] <... write resumed>) = 18 [ 99.253144][ T6221] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6222] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6221] <... openat resumed>) = 4 [pid 5848] close(4 [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6221] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... close resumed>) = 0 [pid 6223] <... futex resumed>) = 0 [pid 6222] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 5848] rmdir("./32/file0" [pid 5847] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 6224 attached [pid 6223] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6221] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6223] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6220] <... futex resumed>) = 0 [pid 6224] <... rseq resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6221] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] set_robust_list(0x7f14d90289a0, 24 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6222] <... clone3 resumed> => {parent_tid=[70]}, 88) = 70 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6224] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] <... mmap resumed>) = 0x7f14d9008000 [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./33/file0", [pid 6224] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6222] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... mprotect resumed>) = 0 [pid 6222] <... futex resumed>) = 0 [pid 6221] <... ioctl resumed>) = 0 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6221] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6224] memfd_create("syzkaller", 0 [pid 6221] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6220] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] openat(AT_FDCWD, "./33/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6224] <... memfd_create resumed>) = 3 [pid 6220] <... futex resumed>) = 0 [pid 5848] unlink("./32/binderfs" [pid 5847] <... openat resumed>) = 4 [pid 6224] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... unlink resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 6224] <... mmap resumed>) = 0x7f14d0c00000 [pid 6223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, [pid 6221] <... openat resumed>) = 5 [pid 5848] getdents64(3, [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6224] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(4 [pid 5848] close(3 [pid 5847] <... close resumed>) = 0 ./strace-static-x86_64: Process 6225 attached [pid 5848] <... close resumed>) = 0 [pid 5847] rmdir("./33/file0" [pid 6224] <... write resumed>) = 131072 [pid 6223] <... clone3 resumed> => {parent_tid=[78]}, 88) = 78 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] rmdir("./32" [pid 5847] <... rmdir resumed>) = 0 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6224] munmap(0x7f14d0c00000, 138412032 [pid 6223] <... futex resumed>) = 0 [pid 5848] mkdir("./33", 0777 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] <... mkdir resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6221] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6224] <... munmap resumed>) = 0 [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] unlink("./33/binderfs" [pid 6225] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6220] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... unlink resumed>) = 0 [pid 6225] <... rseq resumed>) = 0 [pid 6221] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6220] <... futex resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 6225] set_robust_list(0x7f14d90289a0, 24 [pid 6221] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6220] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] close(3 [pid 6224] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6225] <... set_robust_list resumed>) = 0 [pid 5847] close(3 [pid 6225] rt_sigprocmask(SIG_SETMASK, [], [pid 6224] <... openat resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6224] ioctl(4, LOOP_SET_FD, 3 [pid 6221] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] memfd_create("syzkaller", 0 [pid 5847] rmdir("./33" [pid 6225] <... memfd_create resumed>) = 3 [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6225] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6220] close(3 [pid 6225] <... mmap resumed>) = 0x7f14d0c00000 [pid 6220] <... close resumed>) = 0 [pid 5847] mkdir("./34", 0777 [pid 6225] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6221] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] close(4 [pid 5847] <... mkdir resumed>) = 0 [pid 6220] <... close resumed>) = 0 [pid 6220] close(5) = 0 [pid 6220] close(6 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 6220] close(7 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... ioctl resumed>) = 0 [pid 6220] close(8 [pid 5847] close(3 [pid 6225] <... write resumed>) = 131072 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... close resumed>) = 0 ./strace-static-x86_64: Process 6226 attached [pid 6220] close(9) = -1 EBADF (Bad file descriptor) [pid 6220] close(10) = -1 EBADF (Bad file descriptor) [pid 6220] close(11) = -1 EBADF (Bad file descriptor) [pid 6226] set_robust_list(0x55555b6506a0, 24 [pid 6220] close(12 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6220] close(13 [pid 6226] <... set_robust_list resumed>) = 0 [pid 6225] munmap(0x7f14d0c00000, 138412032 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 71 [pid 6225] <... munmap resumed>) = 0 [pid 6220] close(14) = -1 EBADF (Bad file descriptor) [pid 6220] close(15) = -1 EBADF (Bad file descriptor) [pid 6226] chdir("./33" [pid 6220] close(16./strace-static-x86_64: Process 6227 attached ) = -1 EBADF (Bad file descriptor) [pid 6226] <... chdir resumed>) = 0 [pid 6225] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6220] close(17 [pid 6226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6225] <... openat resumed>) = 4 [pid 6227] set_robust_list(0x55555b6506a0, 24 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 74 [pid 6227] <... set_robust_list resumed>) = 0 [pid 6220] close(18 [pid 6226] <... prctl resumed>) = 0 [pid 6225] ioctl(4, LOOP_SET_FD, 3 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6227] chdir("./34" [pid 6220] close(19 [pid 6227] <... chdir resumed>) = 0 [pid 6226] setpgid(0, 0 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] <... setpgid resumed>) = 0 [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6220] close(20) = -1 EBADF (Bad file descriptor) [pid 6220] close(21) = -1 EBADF (Bad file descriptor) [pid 6220] close(22) = -1 EBADF (Bad file descriptor) [pid 6220] close(23) = -1 EBADF (Bad file descriptor) [pid 6224] <... ioctl resumed>) = 0 [pid 6220] close(24) = -1 EBADF (Bad file descriptor) [pid 6220] close(25) = -1 EBADF (Bad file descriptor) [pid 6227] <... prctl resumed>) = 0 [pid 6224] close(3 [pid 6227] setpgid(0, 0 [pid 6224] <... close resumed>) = 0 [pid 6224] close(4 [pid 6227] <... setpgid resumed>) = 0 [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6226] <... openat resumed>) = 3 [pid 6224] <... close resumed>) = 0 [pid 6220] close(26 [pid 6224] mkdir("./file0", 0777 [pid 6226] write(3, "1000", 4 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6224] <... mkdir resumed>) = 0 [pid 6226] <... write resumed>) = 4 [pid 6220] close(27executing program [pid 6226] close(3 [pid 6224] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] <... close resumed>) = 0 [pid 6220] close(28 [pid 6226] symlink("/dev/binderfs", "./binderfs" [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] <... symlink resumed>) = 0 [pid 6220] close(29 [pid 6226] write(1, "executing program\n", 18 [pid 6220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] <... write resumed>) = 18 [pid 6220] exit_group(0 [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = ? [pid 6220] <... exit_group resumed>) = ? [pid 6226] <... futex resumed>) = 0 [pid 6221] +++ exited with 0 +++ [pid 6220] +++ exited with 0 +++ [pid 6226] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6226] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6228 attached => {parent_tid=[72]}, 88) = 72 [pid 6226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 99.348660][ T6224] loop4: detected capacity change from 0 to 256 [ 99.375478][ T6225] loop2: detected capacity change from 0 to 256 [pid 6226] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6228] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6228] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6227] <... openat resumed>) = 3 [pid 6228] memfd_create("syzkaller", 0 [pid 6225] <... ioctl resumed>) = 0 [pid 6228] <... memfd_create resumed>) = 3 [pid 6228] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6225] close(3 [pid 6228] <... mmap resumed>) = 0x7f14d0c00000 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6225] <... close resumed>) = 0 [pid 6227] write(3, "1000", 4 [pid 5849] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6225] close(4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6228] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6225] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./33", 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 6225] mkdir("./file0", 0777 [pid 5849] getdents64(3, [pid 6225] <... mkdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6225] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6228] <... write resumed>) = 131072 [pid 6227] <... write resumed>) = 4 [pid 6227] close(3 [pid 6228] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6228] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 99.396943][ T6224] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.409460][ T6224] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 99.419123][ T6225] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.424165][ T6224] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 99.437727][ T6228] loop1: detected capacity change from 0 to 256 [pid 6228] ioctl(4, LOOP_SET_FD, 3 [pid 6227] <... close resumed>) = 0 [pid 6224] <... mount resumed>) = 0 [pid 6227] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6224] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORYexecuting program [pid 5849] <... umount2 resumed>) = 0 [pid 6227] write(1, "executing program\n", 18 [pid 6224] <... openat resumed>) = 3 [pid 5849] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6227] <... write resumed>) = 18 [pid 6224] chdir("./file0" [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... chdir resumed>) = 0 [pid 6227] <... futex resumed>) = 0 [pid 6227] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6227] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6224] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6224] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6224] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(AT_FDCWD, "./33/file0", [pid 6227] <... mmap resumed>) = 0x7f14d9008000 [pid 6225] <... mount resumed>) = 0 [pid 6224] <... futex resumed>) = 1 [pid 6222] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./33/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./33/file0") = 0 [pid 5849] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6227] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6224] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6227] <... mprotect resumed>) = 0 [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] <... futex resumed>) = 0 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] openat(AT_FDCWD, ".", O_RDONLY [pid 5849] unlink("./33/binderfs") = 0 [pid 6227] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6225] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6224] <... openat resumed>) = 4 [pid 6224] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... openat resumed>) = 3 [pid 6224] <... futex resumed>) = 1 [pid 6222] <... futex resumed>) = 0 [pid 6222] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... ioctl resumed>) = 0 [pid 6227] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6225] chdir("./file0" [pid 6224] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6228] close(3 [pid 6227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6225] <... chdir resumed>) = 0 [pid 5849] getdents64(3, [pid 6225] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6229 attached [pid 6228] <... close resumed>) = 0 [pid 6227] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 6225] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] close(3) = 0 [pid 6229] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6228] close(4 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], [pid 6225] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] rmdir("./33" [pid 6229] <... rseq resumed>) = 0 [pid 6228] <... close resumed>) = 0 [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] <... futex resumed>) = 1 [pid 6223] <... futex resumed>) = 0 [pid 6229] set_robust_list(0x7f14d90289a0, 24 [pid 6228] mkdir("./file0", 0777 [pid 6227] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... set_robust_list resumed>) = 0 [pid 6225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6229] rt_sigprocmask(SIG_SETMASK, [], [pid 6227] <... futex resumed>) = 0 [pid 6225] openat(AT_FDCWD, ".", O_RDONLY [pid 6223] <... futex resumed>) = 0 [pid 6229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6225] <... openat resumed>) = 4 [pid 6225] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 6229] memfd_create("syzkaller", 0 [pid 6225] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6225] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6223] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... memfd_create resumed>) = 3 [pid 6223] <... futex resumed>) = 0 [pid 6229] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] <... mmap resumed>) = 0x7f14d0c00000 [ 99.445949][ T6225] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 99.462949][ T6225] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] mkdir("./34", 0777 [pid 6229] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6228] <... mkdir resumed>) = 0 [pid 6225] <... ioctl resumed>) = 0 [pid 6224] <... ioctl resumed>) = 0 [pid 6224] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6222] <... futex resumed>) = 0 [pid 6222] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6222] <... futex resumed>) = 0 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] <... write resumed>) = 131072 [pid 6228] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6225] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... openat resumed>) = 5 [pid 6224] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... futex resumed>) = 1 [pid 6223] <... futex resumed>) = 0 [pid 6225] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6224] <... futex resumed>) = 1 [pid 6224] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6225] <... futex resumed>) = 0 [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... futex resumed>) = 1 [pid 6222] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6222] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6222] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 6225] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6224] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5849] <... close resumed>) = 0 [pid 6229] munmap(0x7f14d0c00000, 138412032 [pid 6225] <... openat resumed>) = 5 [pid 6224] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6224] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6229] <... munmap resumed>) = 0 [pid 6225] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6224] <... futex resumed>) = 1 [pid 6223] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... futex resumed>) = 0 [pid 6222] close(3 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 73 [ 99.531510][ T30] kauditd_printk_skb: 33 callbacks suppressed [ 99.531526][ T30] audit: type=1800 audit(1752057489.748:170): pid=6224 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048769 res=0 errno=0 [ 99.559773][ T6228] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. ./strace-static-x86_64: Process 6230 attached [pid 6229] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6225] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6224] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] <... futex resumed>) = 0 [pid 6222] <... close resumed>) = 0 [pid 6222] close(4) = 0 [pid 6222] close(5) = 0 [pid 6222] close(6) = -1 EBADF (Bad file descriptor) [pid 6222] close(7) = -1 EBADF (Bad file descriptor) [pid 6222] close(8) = -1 EBADF (Bad file descriptor) [pid 6222] close(9) = -1 EBADF (Bad file descriptor) [pid 6222] close(10) = -1 EBADF (Bad file descriptor) [pid 6222] close(11) = -1 EBADF (Bad file descriptor) [pid 6222] close(12) = -1 EBADF (Bad file descriptor) [pid 6222] close(13) = -1 EBADF (Bad file descriptor) [pid 6222] close(14) = -1 EBADF (Bad file descriptor) [pid 6222] close(15) = -1 EBADF (Bad file descriptor) [pid 6222] close(16) = -1 EBADF (Bad file descriptor) [pid 6222] close(17) = -1 EBADF (Bad file descriptor) [pid 6222] close(18) = -1 EBADF (Bad file descriptor) [pid 6222] close(19) = -1 EBADF (Bad file descriptor) [pid 6230] set_robust_list(0x55555b6506a0, 24 [pid 6229] <... openat resumed>) = 4 [pid 6225] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] close(20 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6229] ioctl(4, LOOP_SET_FD, 3 [pid 6225] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6222] close(21) = -1 EBADF (Bad file descriptor) [pid 6222] close(22) = -1 EBADF (Bad file descriptor) [pid 6223] close(3 [pid 6222] close(23 [pid 6225] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] <... close resumed>) = 0 [pid 6222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6222] close(24) = -1 EBADF (Bad file descriptor) [pid 6222] close(25) = -1 EBADF (Bad file descriptor) [pid 6222] close(26) = -1 EBADF (Bad file descriptor) [pid 6222] close(27) = -1 EBADF (Bad file descriptor) [pid 6222] close(28) = -1 EBADF (Bad file descriptor) [pid 6222] close(29) = -1 EBADF (Bad file descriptor) [pid 6222] exit_group(0) = ? [ 99.599854][ T6228] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 99.625439][ T6229] loop0: detected capacity change from 0 to 256 [pid 6230] chdir("./34" [pid 6229] <... ioctl resumed>) = 0 [pid 6224] <... futex resumed>) = ? [pid 6223] close(4) = 0 [pid 6230] <... chdir resumed>) = 0 [pid 6229] close(3 [pid 6224] +++ exited with 0 +++ [pid 6223] close(5 [pid 6222] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6229] <... close resumed>) = 0 [pid 6223] <... close resumed>) = 0 [pid 6230] <... prctl resumed>) = 0 [pid 6229] close(4 [pid 6223] close(6) = -1 EBADF (Bad file descriptor) [pid 6229] <... close resumed>) = 0 [pid 6230] setpgid(0, 0 [pid 6229] mkdir("./file0", 0777 [pid 6223] close(7 [pid 6230] <... setpgid resumed>) = 0 [pid 6230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6229] <... mkdir resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] <... openat resumed>) = 3 [pid 6229] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6223] close(8 [pid 6230] write(3, "1000", 4 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] <... write resumed>) = 4 [ 99.631825][ T30] audit: type=1800 audit(1752057489.798:171): pid=6225 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048770 res=0 errno=0 [ 99.644667][ T6228] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6223] close(9 [pid 6230] close(3 [pid 6228] <... mount resumed>) = 0 [pid 6230] <... close resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6223] close(10 [pid 5850] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6223] close(11 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6228] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5850] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6230] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6223] close(12 [pid 5850] <... openat resumed>) = 3 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] write(1, "executing program\n", 18 [pid 6228] <... openat resumed>) = 3 [pid 6230] <... write resumed>) = 18 [pid 6223] close(13 [pid 5850] newfstatat(3, "", [pid 6228] chdir("./file0" [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6230] <... futex resumed>) = 0 [pid 6228] <... chdir resumed>) = 0 [pid 6223] close(14 [pid 5850] getdents64(3, [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6228] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6223] close(15) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6230] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6223] close(16 [pid 6228] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6223] close(17 [pid 5850] <... umount2 resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6228] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] close(18 [pid 5850] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6228] <... futex resumed>) = 1 [pid 6223] close(19 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6230] <... mprotect resumed>) = 0 [pid 6226] <... futex resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6228] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] newfstatat(AT_FDCWD, "./33/file0", [pid 6223] close(20 [pid 6226] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] close(21 [pid 6230] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6228] openat(AT_FDCWD, ".", O_RDONLY [pid 5850] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] <... futex resumed>) = 0 [pid 6223] close(22 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6228] <... openat resumed>) = 4 [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./33/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6228] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] close(23 [pid 6226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... openat resumed>) = 4 [pid 6228] <... futex resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6228] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] newfstatat(4, "", [pid 6223] close(24 [pid 6226] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6228] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6223] close(25 [pid 6226] <... futex resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... ioctl resumed>) = 0 [pid 6223] close(26 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6228] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] close(27 [pid 5850] getdents64(4, [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6228] <... futex resumed>) = 1 [pid 6226] <... futex resumed>) = 0 [pid 6223] close(28 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] close(29 [pid 5850] close(4 [pid 6226] <... futex resumed>) = 0 [pid 6223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6223] exit_group(0 [pid 5850] <... close resumed>) = 0 [pid 6225] <... futex resumed>) = ? [pid 6223] <... exit_group resumed>) = ? [pid 5850] rmdir("./33/file0" [pid 6225] +++ exited with 0 +++ [ 99.707512][ T6229] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.725128][ T6229] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6228] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6228] <... openat resumed>) = 5 [pid 6223] +++ exited with 0 +++ [pid 5850] <... rmdir resumed>) = 0 [pid 6228] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6228] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] <... futex resumed>) = 0 [pid 6226] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6226] <... futex resumed>) = 1 [pid 6228] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6228] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6226] close(3) = 0 [pid 6226] close(4) = 0 [pid 6226] close(5) = 0 [pid 6226] close(6) = -1 EBADF (Bad file descriptor) [pid 6226] close(7) = -1 EBADF (Bad file descriptor) [pid 6226] close(8) = -1 EBADF (Bad file descriptor) [pid 6226] close(9) = -1 EBADF (Bad file descriptor) [pid 6226] close(10) = -1 EBADF (Bad file descriptor) [pid 6226] close(11) = -1 EBADF (Bad file descriptor) [pid 6226] close(12) = -1 EBADF (Bad file descriptor) [pid 6226] close(13) = -1 EBADF (Bad file descriptor) [pid 6226] close(14) = -1 EBADF (Bad file descriptor) [pid 6226] close(15) = -1 EBADF (Bad file descriptor) [pid 6226] close(16) = -1 EBADF (Bad file descriptor) [pid 6226] close(17) = -1 EBADF (Bad file descriptor) [pid 6226] close(18) = -1 EBADF (Bad file descriptor) [pid 6226] close(19) = -1 EBADF (Bad file descriptor) [pid 6226] close(20) = -1 EBADF (Bad file descriptor) [pid 6226] close(21) = -1 EBADF (Bad file descriptor) [pid 6226] close(22) = -1 EBADF (Bad file descriptor) [pid 6226] close(23) = -1 EBADF (Bad file descriptor) [pid 6226] close(24) = -1 EBADF (Bad file descriptor) [pid 6226] close(25) = -1 EBADF (Bad file descriptor) [pid 6226] close(26) = -1 EBADF (Bad file descriptor) [pid 6226] close(27) = -1 EBADF (Bad file descriptor) [pid 6226] close(28) = -1 EBADF (Bad file descriptor) [pid 6226] close(29) = -1 EBADF (Bad file descriptor) [pid 6226] exit_group(0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6226] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6231 attached [pid 6229] <... mount resumed>) = 0 [pid 6228] <... futex resumed>) = ? [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6230] <... clone3 resumed> => {parent_tid=[74]}, 88) = 74 [pid 6229] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6229] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] chdir("./file0" [pid 6228] +++ exited with 0 +++ [pid 6226] +++ exited with 0 +++ [pid 5850] unlink("./33/binderfs" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6231] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6230] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... chdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6231] <... rseq resumed>) = 0 [pid 6230] <... futex resumed>) = 0 [pid 6229] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] <... unlink resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6231] set_robust_list(0x7f14d90289a0, 24 [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5846] <... openat resumed>) = 3 [pid 6231] <... set_robust_list resumed>) = 0 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] newfstatat(3, "", [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] getdents64(3, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6231] memfd_create("syzkaller", 0 [pid 6229] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6227] <... futex resumed>) = 0 [pid 5846] getdents64(3, [pid 6229] <... futex resumed>) = 1 [pid 6227] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 6231] <... memfd_create resumed>) = 3 [pid 6227] <... futex resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6231] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6229] openat(AT_FDCWD, ".", O_RDONLY [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 5846] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6231] <... mmap resumed>) = 0x7f14d0c00000 [pid 6229] <... openat resumed>) = 4 [pid 5850] rmdir("./33") = 0 [pid 5848] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = 0 [pid 5850] mkdir("./34", 0777 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6229] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 5846] newfstatat(AT_FDCWD, "./36/file0", [pid 6231] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6229] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6229] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6227] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6231] <... write resumed>) = 131072 [pid 6229] <... ioctl resumed>) = 0 [pid 6227] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5848] getdents64(3, [pid 5846] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6231] munmap(0x7f14d0c00000, 138412032 [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6231] <... munmap resumed>) = 0 [pid 6229] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] openat(AT_FDCWD, "./36/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6229] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 6229] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6227] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 99.741794][ T30] audit: type=1800 audit(1752057489.958:172): pid=6228 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048771 res=0 errno=0 [ 99.759500][ T6229] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 4 [pid 6229] <... openat resumed>) = 5 [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... ioctl resumed>) = 0 [pid 6231] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] close(3 [pid 5846] newfstatat(4, "", [pid 6231] <... openat resumed>) = 4 [pid 5850] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6231] ioctl(4, LOOP_SET_FD, 3 [pid 6229] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./36/file0") = 0 [pid 5846] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./36/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./36" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./37", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 ./strace-static-x86_64: Process 6232 attached [pid 6231] <... ioctl resumed>) = 0 [pid 6229] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 5848] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6232] set_robust_list(0x55555b6506a0, 24 [pid 6231] close(3 [pid 6229] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6227] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 71 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6231] <... close resumed>) = 0 [pid 6229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6227] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./33/file0", [pid 6231] close(4 [pid 6229] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6227] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6231] <... close resumed>) = 0 [pid 6229] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5848] umount2("./33/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6231] mkdir("./file0", 0777 [pid 6229] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6231] <... mkdir resumed>) = 0 [pid 6229] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./33/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6229] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6227] close(3 [pid 5848] <... openat resumed>) = 4 [pid 6232] <... set_robust_list resumed>) = 0 [pid 6231] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6227] <... close resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5846] <... ioctl resumed>) = 0 [pid 6227] close(4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6232] chdir("./34" [pid 6227] <... close resumed>) = 0 [ 99.813672][ T30] audit: type=1800 audit(1752057490.028:173): pid=6229 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048772 res=0 errno=0 [ 99.828271][ T6231] loop3: detected capacity change from 0 to 256 [pid 5848] getdents64(4, [pid 5846] close(3 [pid 6232] <... chdir resumed>) = 0 [pid 6227] close(5 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... close resumed>) = 0 [pid 6232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6232] <... prctl resumed>) = 0 [pid 6232] setpgid(0, 0 [pid 6227] <... close resumed>) = 0 [pid 5848] getdents64(4, [pid 6232] <... setpgid resumed>) = 0 [pid 6232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6227] close(6 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(4 [pid 6232] <... openat resumed>) = 3 [pid 6227] close(7 [pid 5848] <... close resumed>) = 0 [pid 6232] write(3, "1000", 4 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] rmdir("./33/file0"./strace-static-x86_64: Process 6233 attached [pid 6232] <... write resumed>) = 4 [pid 6233] set_robust_list(0x55555b6506a0, 24 [pid 6232] close(3 [pid 6227] close(8 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 79 [pid 6233] <... set_robust_list resumed>) = 0 [pid 6232] <... close resumed>) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6232] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6227] close(9 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6233] chdir("./37" [pid 6232] write(1, "executing program\n", 18 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6233] <... chdir resumed>) = 0 [pid 6232] <... write resumed>) = 18 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] close(10 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6233] setpgid(0, 0 [pid 6232] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] unlink("./33/binderfs" [pid 6233] <... setpgid resumed>) = 0 [pid 6232] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6227] close(11 [pid 5848] <... unlink resumed>) = 0 [pid 6233] <... openat resumed>) = 3 [pid 5848] getdents64(3, [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6227] close(12 [pid 5848] close(3 [pid 6232] <... mmap resumed>) = 0x7f14d9008000 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6227] close(13 [pid 5848] rmdir("./33" [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6227] close(14 [pid 5848] <... rmdir resumed>) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] mkdir("./34", 0777 [pid 6227] close(15 [pid 6232] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... mkdir resumed>) = 0 [pid 6227] close(16 [pid 6232] <... mprotect resumed>) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6233] write(3, "1000", 4 [pid 6232] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6227] close(17 [pid 5848] <... openat resumed>) = 3 [pid 6233] <... write resumed>) = 4 [pid 6232] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6233] close(3 [pid 6227] close(18 [pid 5848] <... ioctl resumed>) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] <... close resumed>) = 0 [pid 6227] close(19 [pid 6233] symlink("/dev/binderfs", "./binderfs" [pid 6232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(3 [pid 6227] close(20) = -1 EBADF (Bad file descriptor) [pid 6227] close(21 [pid 6233] <... symlink resumed>) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6232] <... clone3 resumed> => {parent_tid=[72]}, 88) = 72 executing program [pid 6227] close(22./strace-static-x86_64: Process 6234 attached [pid 6233] write(1, "executing program\n", 18 [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6234] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6234] set_robust_list(0x7f14d90289a0, 24) = 0 ./strace-static-x86_64: Process 6235 attached [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... write resumed>) = 18 [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] close(23 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 73 [pid 6234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6227] close(24 [pid 6235] set_robust_list(0x55555b6506a0, 24 [pid 6234] memfd_create("syzkaller", 0 [pid 6233] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... set_robust_list resumed>) = 0 [pid 6234] <... memfd_create resumed>) = 3 [pid 6227] close(25 [pid 6234] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6227] close(26 [pid 6234] <... mmap resumed>) = 0x7f14d0c00000 [pid 6233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] chdir("./34" [pid 6227] close(27 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6227] close(28 [pid 6235] <... chdir resumed>) = 0 [pid 6234] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6233] <... mmap resumed>) = 0x7f14d9008000 [pid 6227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6233] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6227] close(29) = -1 EBADF (Bad file descriptor) [pid 6227] exit_group(0) = ? [pid 6235] <... prctl resumed>) = 0 [pid 6234] <... write resumed>) = 131072 [pid 6233] <... mprotect resumed>) = 0 [pid 6229] <... futex resumed>) = ? [pid 6235] setpgid(0, 0 [pid 6234] munmap(0x7f14d0c00000, 138412032 [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6235] <... setpgid resumed>) = 0 [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6236 attached [pid 6235] <... openat resumed>) = 3 [pid 6234] <... munmap resumed>) = 0 [pid 6236] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6235] write(3, "1000", 4 [pid 6234] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6233] <... clone3 resumed> => {parent_tid=[80]}, 88) = 80 [pid 6229] +++ exited with 0 +++ [pid 6227] +++ exited with 0 +++ [pid 6236] <... rseq resumed>) = 0 [pid 6235] <... write resumed>) = 4 [pid 6234] <... openat resumed>) = 4 [ 99.875464][ T6231] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.908537][ T6231] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6236] set_robust_list(0x7f14d90289a0, 24 [pid 6235] close(3 [pid 6234] ioctl(4, LOOP_SET_FD, 3 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6236] <... set_robust_list resumed>) = 0 [pid 6233] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... futex resumed>) = 0 [pid 6236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6236] memfd_create("syzkaller", 0) = 3 [pid 6236] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6236] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6236] <... write resumed>) = 131072 [pid 6235] <... close resumed>) = 0 [pid 6235] symlink("/dev/binderfs", "./binderfs" [pid 6236] munmap(0x7f14d0c00000, 138412032 [pid 6235] <... symlink resumed>) = 0 [pid 6234] <... ioctl resumed>) = 0 [pid 6236] <... munmap resumed>) = 0 [pid 6235] write(1, "executing program\n", 18 [pid 6234] close(3executing program [pid 5847] <... umount2 resumed>) = 0 [pid 6234] <... close resumed>) = 0 [pid 6235] <... write resumed>) = 18 [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] close(4 [pid 6235] <... futex resumed>) = 0 [pid 6234] <... close resumed>) = 0 [pid 6235] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6234] mkdir("./file0", 0777 [pid 6235] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6234] <... mkdir resumed>) = 0 [pid 6235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6234] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6236] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5847] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6236] <... openat resumed>) = 4 [pid 6235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 99.943409][ T6231] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 99.956935][ T6234] loop4: detected capacity change from 0 to 256 [pid 6236] ioctl(4, LOOP_SET_FD, 3 [pid 5847] newfstatat(AT_FDCWD, "./34/file0", [pid 6235] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./34/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./34/file0") = 0 [pid 5847] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./34/binderfs") = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./34") = 0 [pid 5847] mkdir("./35", 0777) = 0 [pid 6231] <... mount resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6235] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6231] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] <... openat resumed>) = 3 [pid 6235] <... mprotect resumed>) = 0 [pid 6231] <... openat resumed>) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6231] chdir("./file0" [pid 6235] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... ioctl resumed>) = 0 [pid 6231] <... chdir resumed>) = 0 [pid 6231] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] close(3 [pid 6235] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6231] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] <... close resumed>) = 0 [pid 6231] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6230] <... futex resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6231] openat(AT_FDCWD, ".", O_RDONLY [pid 6230] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6231] <... openat resumed>) = 4 [pid 6230] <... futex resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 76 [pid 6231] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6238 attached ./strace-static-x86_64: Process 6237 attached [pid 6231] <... futex resumed>) = 0 [pid 6230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6230] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6231] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6230] <... futex resumed>) = 0 [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6237] chdir("./35") = 0 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6237] setpgid(0, 0) = 0 [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6237] write(3, "1000", 4executing program ) = 4 [pid 6237] close(3) = 0 [pid 6237] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6237] write(1, "executing program\n", 18) = 18 [ 99.992010][ T6234] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 99.993566][ T6236] loop2: detected capacity change from 0 to 256 [ 100.006235][ T6234] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] <... ioctl resumed>) = 0 [pid 6237] <... futex resumed>) = 0 [pid 6236] close(3 [pid 6237] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6236] <... close resumed>) = 0 [pid 6237] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6236] close(4 [pid 6237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6236] <... close resumed>) = 0 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6236] mkdir("./file0", 0777 [pid 6237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6236] <... mkdir resumed>) = 0 [pid 6237] <... mmap resumed>) = 0x7f14d9008000 [pid 6238] <... rseq resumed>) = 0 [pid 6235] <... clone3 resumed> => {parent_tid=[74]}, 88) = 74 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6237] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6236] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6235] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] memfd_create("syzkaller", 0 [pid 6237] <... mprotect resumed>) = 0 [pid 6235] <... futex resumed>) = 0 [pid 6238] <... memfd_create resumed>) = 3 [pid 6237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6238] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6231] <... ioctl resumed>) = 0 [pid 6231] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... mmap resumed>) = 0x7f14d0c00000 [pid 6231] <... futex resumed>) = 1 [pid 6230] <... futex resumed>) = 0 [pid 6230] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6231] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6239 attached [pid 6239] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6237] <... clone3 resumed> => {parent_tid=[77]}, 88) = 77 [pid 6231] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... rseq resumed>) = 0 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] set_robust_list(0x7f14d90289a0, 24 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] <... set_robust_list resumed>) = 0 [pid 6237] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] <... futex resumed>) = 0 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6239] memfd_create("syzkaller", 0 [pid 6238] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6231] <... futex resumed>) = 1 [pid 6230] <... futex resumed>) = 0 [pid 6239] <... memfd_create resumed>) = 3 [pid 6231] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6230] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [ 100.060218][ T6236] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 100.079062][ T30] audit: type=1800 audit(1752057490.288:174): pid=6231 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048773 res=0 errno=0 [pid 6239] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6238] <... write resumed>) = 131072 [pid 6231] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6230] <... futex resumed>) = 0 [pid 6238] munmap(0x7f14d0c00000, 138412032 [pid 6239] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6230] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6238] <... munmap resumed>) = 0 [pid 6231] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] ioctl(4, LOOP_SET_FD, 3 [pid 6238] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6231] <... futex resumed>) = 1 [pid 6230] <... futex resumed>) = 0 [pid 6230] close(3 [pid 6231] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] <... openat resumed>) = 4 [pid 6230] <... close resumed>) = 0 [pid 6238] ioctl(4, LOOP_SET_FD, 3 [pid 6230] close(4) = 0 [pid 6239] <... ioctl resumed>) = 0 [pid 6239] close(3) = 0 [pid 6239] close(4) = 0 [pid 6239] mkdir("./file0", 0777 [pid 6230] close(5 [pid 6239] <... mkdir resumed>) = 0 [pid 6230] <... close resumed>) = 0 [pid 6239] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6238] <... ioctl resumed>) = 0 [pid 6230] close(6 [pid 6238] close(3 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] close(7) = -1 EBADF (Bad file descriptor) [pid 6230] close(8 [pid 6238] <... close resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 100.081241][ T6234] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 100.102796][ T6236] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 100.122930][ T6239] loop0: detected capacity change from 0 to 256 [ 100.130970][ T6238] loop1: detected capacity change from 0 to 256 [pid 6238] close(4 [pid 6230] close(9 [pid 6238] <... close resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6238] mkdir("./file0", 0777 [pid 6230] close(10 [pid 6238] <... mkdir resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] close(11 [pid 6238] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] close(12) = -1 EBADF (Bad file descriptor) [pid 6230] close(13) = -1 EBADF (Bad file descriptor) [pid 6230] close(14 [pid 6236] <... mount resumed>) = 0 [pid 6236] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6236] chdir("./file0") = 0 [pid 6236] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6236] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6236] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6234] <... mount resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] close(15 [pid 6234] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] <... openat resumed>) = 3 [pid 6230] close(16 [pid 6234] chdir("./file0" [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] <... chdir resumed>) = 0 [pid 6230] close(17) = -1 EBADF (Bad file descriptor) [pid 6230] close(18 [pid 6234] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6230] close(19 [pid 6234] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] close(20 [pid 6234] <... futex resumed>) = 1 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6230] close(21 [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6232] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] close(22) = -1 EBADF (Bad file descriptor) [pid 6230] close(23) = -1 EBADF (Bad file descriptor) [pid 6230] close(24) = -1 EBADF (Bad file descriptor) [ 100.151360][ T6239] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 100.170342][ T6236] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 100.175266][ T6238] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 100.185252][ T6239] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6230] close(25 [pid 6234] <... futex resumed>) = 0 [pid 6233] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] <... futex resumed>) = 1 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] openat(AT_FDCWD, ".", O_RDONLY [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] close(26 [pid 6234] <... openat resumed>) = 4 [pid 6236] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 1 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] close(27 [pid 6234] <... futex resumed>) = 1 [pid 6232] <... futex resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6232] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] close(28 [pid 6232] <... futex resumed>) = 0 [pid 6230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] close(29) = -1 EBADF (Bad file descriptor) [pid 6230] exit_group(0 [pid 6231] <... futex resumed>) = ? [pid 6230] <... exit_group resumed>) = ? [pid 6231] +++ exited with 0 +++ [pid 6230] +++ exited with 0 +++ [pid 6236] openat(AT_FDCWD, ".", O_RDONLY [pid 6233] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] <... openat resumed>) = 4 [pid 6234] <... ioctl resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6234] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6236] <... futex resumed>) = 1 [pid 6234] <... futex resumed>) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6233] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6232] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... futex resumed>) = 0 [pid 6233] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6234] <... openat resumed>) = 5 [pid 5849] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6234] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6232] <... futex resumed>) = 0 [pid 6232] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6232] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6234] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] <... futex resumed>) = 0 [pid 6232] close(3) = 0 [pid 6232] close(4) = 0 [pid 6232] close(5) = 0 [pid 6232] close(6) = -1 EBADF (Bad file descriptor) [pid 6232] close(7) = -1 EBADF (Bad file descriptor) [pid 6232] close(8) = -1 EBADF (Bad file descriptor) [pid 6232] close(9) = -1 EBADF (Bad file descriptor) [pid 6232] close(10) = -1 EBADF (Bad file descriptor) [pid 6232] close(11) = -1 EBADF (Bad file descriptor) [pid 6232] close(12) = -1 EBADF (Bad file descriptor) [pid 6232] close(13) = -1 EBADF (Bad file descriptor) [pid 6232] close(14) = -1 EBADF (Bad file descriptor) [pid 6232] close(15) = -1 EBADF (Bad file descriptor) [pid 6232] close(16) = -1 EBADF (Bad file descriptor) [pid 6232] close(17) = -1 EBADF (Bad file descriptor) [pid 6232] close(18) = -1 EBADF (Bad file descriptor) [pid 6232] close(19) = -1 EBADF (Bad file descriptor) [pid 6232] close(20) = -1 EBADF (Bad file descriptor) [pid 6232] close(21) = -1 EBADF (Bad file descriptor) [pid 6232] close(22) = -1 EBADF (Bad file descriptor) [pid 6232] close(23) = -1 EBADF (Bad file descriptor) [pid 6232] close(24) = -1 EBADF (Bad file descriptor) [pid 6232] close(25) = -1 EBADF (Bad file descriptor) [pid 6232] close(26) = -1 EBADF (Bad file descriptor) [pid 6232] close(27 [pid 6234] <... futex resumed>) = 1 [pid 6232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6234] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6232] close(28 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6232] close(29) = -1 EBADF (Bad file descriptor) [pid 6232] exit_group(0 [pid 6234] <... futex resumed>) = ? [pid 6232] <... exit_group resumed>) = ? [pid 5849] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 100.224800][ T6238] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 100.254870][ T30] audit: type=1800 audit(1752057490.468:175): pid=6234 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048774 res=0 errno=0 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6234] +++ exited with 0 +++ [pid 6232] +++ exited with 0 +++ [pid 5849] getdents64(3, [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6233] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6233] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6236] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6236] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6236] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6236] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] newfstatat(AT_FDCWD, "./34/file0", [pid 5849] newfstatat(AT_FDCWD, "./34/file0", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./34/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./34/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 4 [pid 5849] <... openat resumed>) = 4 [pid 5850] newfstatat(4, "", [pid 5849] newfstatat(4, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6233] <... mprotect resumed>) = 0 [pid 5850] getdents64(4, [pid 5849] getdents64(4, [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, [pid 5849] getdents64(4, [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4 [pid 5849] close(4 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5850] rmdir("./34/file0" [pid 5849] rmdir("./34/file0" [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5850] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./34/binderfs" [pid 5849] unlink("./34/binderfs" [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] getdents64(3, ./strace-static-x86_64: Process 6240 attached [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6240] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6239] <... mount resumed>) = 0 [pid 6238] <... mount resumed>) = 0 [pid 6233] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 5850] close(3 [pid 5849] close(3 [pid 6240] <... rseq resumed>) = 0 [pid 6239] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6238] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6240] set_robust_list(0x7f14d90079a0, 24 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6233] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] <... openat resumed>) = 3 [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] chdir("./file0" [pid 6240] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [ 100.284287][ T6239] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 100.310233][ T6238] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] rmdir("./34" [pid 5849] rmdir("./34" [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5850] mkdir("./35", 0777 [pid 5849] mkdir("./35", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5850] <... ioctl resumed>) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5850] close(3 [pid 5849] close(3 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6240] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... openat resumed>) = 3 [pid 6238] <... chdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6238] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6240] <... futex resumed>) = 1 [pid 6239] chdir("./file0" [pid 6238] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6233] <... futex resumed>) = 0 [pid 6240] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] <... chdir resumed>) = 0 [pid 6238] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6238] <... futex resumed>) = 1 [pid 6236] <... futex resumed>) = 0 [pid 6235] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 1 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 73 [pid 6238] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6236] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6235] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... futex resumed>) = 0 [pid 6236] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6235] <... futex resumed>) = 1 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 75 [pid 6238] openat(AT_FDCWD, ".", O_RDONLY [pid 6236] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6241 attached [pid 6238] <... openat resumed>) = 4 [pid 6236] <... futex resumed>) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6238] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] close(3./strace-static-x86_64: Process 6242 attached [pid 6239] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... futex resumed>) = 1 [pid 6235] <... futex resumed>) = 0 [pid 6233] <... close resumed>) = 0 [pid 6242] set_robust_list(0x55555b6506a0, 24 [pid 6241] set_robust_list(0x55555b6506a0, 24 [pid 6239] <... futex resumed>) = 1 [pid 6238] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6237] <... futex resumed>) = 0 [pid 6235] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... set_robust_list resumed>) = 0 [pid 6241] <... set_robust_list resumed>) = 0 [pid 6239] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] <... futex resumed>) = 0 [pid 6233] close(4 [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6237] <... futex resumed>) = 0 [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6242] chdir("./35" [pid 6241] chdir("./35" [pid 6239] openat(AT_FDCWD, ".", O_RDONLY [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... close resumed>) = 0 [pid 6239] <... openat resumed>) = 4 [pid 6233] close(5 [pid 6239] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... close resumed>) = 0 [pid 6239] <... futex resumed>) = 1 [pid 6237] <... futex resumed>) = 0 [ 100.338853][ T30] audit: type=1800 audit(1752057490.558:176): pid=6240 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048775 res=0 errno=0 [pid 6233] close(6 [pid 6242] <... chdir resumed>) = 0 [pid 6241] <... chdir resumed>) = 0 [pid 6239] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6237] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6237] <... futex resumed>) = 0 [pid 6233] close(7 [pid 6242] <... prctl resumed>) = 0 [pid 6241] <... prctl resumed>) = 0 [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] setpgid(0, 0 [pid 6241] setpgid(0, 0 [pid 6233] close(8 [pid 6242] <... setpgid resumed>) = 0 [pid 6241] <... setpgid resumed>) = 0 [pid 6239] <... ioctl resumed>) = 0 [pid 6238] <... ioctl resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6239] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... futex resumed>) = 1 [pid 6238] <... futex resumed>) = 1 [pid 6237] <... futex resumed>) = 0 [pid 6235] <... futex resumed>) = 0 [pid 6233] close(9 [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6239] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] <... openat resumed>) = 3 [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6237] <... futex resumed>) = 0 [pid 6235] <... futex resumed>) = 0 [pid 6233] close(10 [pid 6242] write(3, "1000", 4 [pid 6241] <... openat resumed>) = 3 [pid 6239] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6238] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] <... write resumed>) = 4 [pid 6241] write(3, "1000", 4 [pid 6239] <... openat resumed>) = 5 [pid 6238] <... openat resumed>) = 5 [pid 6233] close(11 [pid 6242] close(3 [pid 6241] <... write resumed>) = 4 [pid 6239] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6237] <... futex resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] close(12 [pid 6237] <... futex resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] close(13) = -1 EBADF (Bad file descriptor) [pid 6233] close(14 [pid 6238] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6238] <... futex resumed>) = 1 [pid 6235] <... futex resumed>) = 0 [pid 6233] close(15 [pid 6235] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... futex resumed>) = 0 [pid 6233] close(16 [pid 6235] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6241] close(3 [pid 6239] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6233] close(17 [pid 6239] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6239] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] close(18 [pid 6239] <... futex resumed>) = 1 [pid 6237] <... futex resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] close(3 [pid 6233] close(19 [pid 6241] <... close resumed>) = 0 [pid 6241] symlink("/dev/binderfs", "./binderfs" [pid 6237] <... close resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] close(4 [pid 6233] close(20 [pid 6237] <... close resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program executing program [pid 6237] close(5 [pid 6233] close(21 [pid 6241] <... symlink resumed>) = 0 [pid 6242] <... close resumed>) = 0 [pid 6237] <... close resumed>) = 0 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] symlink("/dev/binderfs", "./binderfs" [pid 6241] write(1, "executing program\n", 18 [pid 6237] close(6 [pid 6233] close(22 [pid 6242] <... symlink resumed>) = 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6241] <... write resumed>) = 18 [pid 6237] close(7 [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] close(23 [pid 6242] write(1, "executing program\n", 18 [pid 6241] <... futex resumed>) = 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6239] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6237] close(8 [pid 6238] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] close(24 [pid 6238] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] close(9 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6238] <... futex resumed>) = 1 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... futex resumed>) = 0 [pid 6233] close(25 [pid 6237] close(10 [pid 6235] close(3 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = 0 [pid 6233] close(26 [pid 6242] <... write resumed>) = 18 [pid 6241] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6237] close(11 [pid 6235] close(4 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6241] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6235] <... close resumed>) = 0 [pid 6233] close(27 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] close(12 [pid 6235] close(5 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = 0 [pid 6237] close(13 [pid 6235] close(6 [pid 6233] close(28 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] <... futex resumed>) = 0 [pid 6241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6238] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] close(14 [pid 6235] close(7 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] close(29 [pid 6242] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6237] close(15 [pid 6235] close(8 [pid 6233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6241] <... mmap resumed>) = 0x7f14d9008000 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] exit_group(0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6240] <... futex resumed>) = ? [pid 6237] close(16 [pid 6236] <... futex resumed>) = ? [pid 6235] close(9 [pid 6233] <... exit_group resumed>) = ? [pid 6242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6241] <... mprotect resumed>) = 0 [pid 6240] +++ exited with 0 +++ [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6236] +++ exited with 0 +++ [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6233] +++ exited with 0 +++ [pid 6237] close(17 [pid 6235] close(10 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] <... mmap resumed>) = 0x7f14d9008000 [pid 6241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6237] close(18 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 100.405461][ T30] audit: type=1800 audit(1752057490.618:177): pid=6239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048776 res=0 errno=0 [pid 6235] close(11 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6242] <... mprotect resumed>) = 0 [pid 6241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6237] close(19 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6243 attached [pid 6242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] close(12 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6243] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6241] <... clone3 resumed> => {parent_tid=[74]}, 88) = 74 [pid 6237] close(20 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6243] <... rseq resumed>) = 0 [pid 6242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6241] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] close(13 [pid 6237] close(21 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6244 attached [pid 6243] set_robust_list(0x7f14d90289a0, 24 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] close(14 [pid 6237] close(22 [pid 5846] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] close(23 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] close(15 [pid 6237] close(24 [pid 5846] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6237] close(25 [pid 5846] <... openat resumed>) = 3 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] close(16 [pid 6237] close(26 [pid 5846] newfstatat(3, "", [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6237] close(27 [pid 6235] close(17 [pid 5846] getdents64(3, [pid 6244] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6243] <... set_robust_list resumed>) = 0 [pid 6242] <... clone3 resumed> => {parent_tid=[76]}, 88) = 76 [pid 6241] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6244] <... rseq resumed>) = 0 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] <... futex resumed>) = 0 [pid 6237] close(28 [pid 6235] close(18 [pid 5846] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6244] set_robust_list(0x7f14d90289a0, 24 [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6244] <... set_robust_list resumed>) = 0 [pid 6243] memfd_create("syzkaller", 0 [pid 6242] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6243] <... memfd_create resumed>) = 3 [pid 6242] <... futex resumed>) = 0 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6244] memfd_create("syzkaller", 0 [pid 6243] <... mmap resumed>) = 0x7f14d0c00000 [pid 6237] close(29 [pid 6235] close(19 [pid 6244] <... memfd_create resumed>) = 3 [pid 6243] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... umount2 resumed>) = 0 [pid 6244] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6244] <... mmap resumed>) = 0x7f14d0c00000 [pid 5846] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6244] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6235] close(20 [pid 6243] <... write resumed>) = 131072 [pid 6237] exit_group(0 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6244] <... write resumed>) = 131072 [pid 6239] <... futex resumed>) = ? [pid 6237] <... exit_group resumed>) = ? [pid 6235] close(21 [pid 5846] newfstatat(AT_FDCWD, "./37/file0", [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6239] +++ exited with 0 +++ [pid 6244] munmap(0x7f14d0c00000, 138412032 [pid 6243] munmap(0x7f14d0c00000, 138412032 [pid 6235] close(22 [pid 5846] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6244] <... munmap resumed>) = 0 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6243] <... munmap resumed>) = 0 [pid 6235] close(23 [pid 5846] openat(AT_FDCWD, "./37/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6244] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6243] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 4 [pid 6244] <... openat resumed>) = 4 [pid 6243] <... openat resumed>) = 4 [pid 6235] close(24 [pid 5846] newfstatat(4, "", [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6244] ioctl(4, LOOP_SET_FD, 3 [pid 6243] ioctl(4, LOOP_SET_FD, 3 [pid 6235] close(25 [pid 5846] getdents64(4, [pid 6237] +++ exited with 0 +++ [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 100.494013][ T30] audit: type=1800 audit(1752057490.628:178): pid=6238 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048777 res=0 errno=0 [ 100.531707][ T6243] loop4: detected capacity change from 0 to 256 [pid 6235] close(26 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6244] <... ioctl resumed>) = 0 [pid 6243] <... ioctl resumed>) = 0 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(4, [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./37/file0") = 0 [pid 5846] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6243] close(3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6244] close(3 [pid 6243] <... close resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6244] <... close resumed>) = 0 [pid 6243] close(4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6244] close(4 [pid 6243] <... close resumed>) = 0 [pid 5846] unlink("./37/binderfs" [pid 6244] <... close resumed>) = 0 [pid 6243] mkdir("./file0", 0777 [pid 5846] <... unlink resumed>) = 0 [pid 6244] mkdir("./file0", 0777 [pid 6243] <... mkdir resumed>) = 0 [pid 5846] getdents64(3, [pid 6244] <... mkdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6243] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] close(3) = 0 [pid 5846] rmdir("./37" [pid 6244] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... rmdir resumed>) = 0 [pid 6235] close(27 [pid 5847] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] mkdir("./38", 0777 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... mkdir resumed>) = 0 [ 100.541168][ T6244] loop3: detected capacity change from 0 to 256 [pid 6235] close(28 [pid 5847] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 5847] newfstatat(3, "", [pid 6235] close(29 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6235] exit_group(0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] <... openat resumed>) = 3 [pid 6238] <... futex resumed>) = ? [pid 6235] <... exit_group resumed>) = ? [pid 5847] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6238] +++ exited with 0 +++ [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3 [pid 6235] +++ exited with 0 +++ [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... umount2 resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 82 [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5847] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6245 attached ) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./35/file0", [pid 5848] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5847] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6245] set_robust_list(0x55555b6506a0, 24 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] getdents64(3, [pid 5847] openat(AT_FDCWD, "./35/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6245] <... set_robust_list resumed>) = 0 [pid 5848] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... openat resumed>) = 4 [pid 6245] chdir("./38" [pid 5848] <... umount2 resumed>) = 0 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] getdents64(4, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, [pid 6245] <... chdir resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] close(4 [pid 6245] <... prctl resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6245] setpgid(0, 0 [pid 5847] rmdir("./35/file0" [pid 6245] <... setpgid resumed>) = 0 [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5847] <... rmdir resumed>) = 0 [pid 6245] write(3, "1000", 4 [pid 5847] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6245] <... write resumed>) = 4 [pid 6245] close(3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./34/file0", [pid 5847] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6245] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./35/binderfs" [pid 6245] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5848] umount2("./34/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... unlink resumed>) = 0 [pid 6245] write(1, "executing program\n", 18) = 18 [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [ 100.568514][ T6244] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5848] openat(AT_FDCWD, "./34/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6245] <... futex resumed>) = 0 [pid 5847] close(3 [pid 6245] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5848] <... openat resumed>) = 4 [pid 5847] <... close resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 5847] rmdir("./35" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6245] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] getdents64(4, [pid 5847] <... rmdir resumed>) = 0 [pid 6245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5848] getdents64(4, [pid 5847] mkdir("./36", 0777 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./34/file0" [pid 6245] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6245] <... mprotect resumed>) = 0 [pid 5848] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 6245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./34/binderfs"./strace-static-x86_64: Process 6246 attached [ 100.616000][ T6243] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 100.635364][ T6244] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 100.654735][ T6243] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6245] <... clone3 resumed> => {parent_tid=[83]}, 88) = 83 [pid 5848] <... unlink resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6246] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6246] set_robust_list(0x7f14d90289a0, 24 [pid 6245] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6246] <... set_robust_list resumed>) = 0 [pid 5848] getdents64(3, [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] close(3 [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./34") = 0 [pid 5848] mkdir("./35", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5847] <... close resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6246] memfd_create("syzkaller", 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3 [pid 6246] <... memfd_create resumed>) = 3 [pid 6246] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 78 [pid 6246] <... mmap resumed>) = 0x7f14d0c00000 [pid 6246] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 75 ./strace-static-x86_64: Process 6248 attached [pid 6248] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6248] chdir("./35" [pid 6246] <... write resumed>) = 131072 [pid 6248] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6247 attached [pid 6246] munmap(0x7f14d0c00000, 138412032 [pid 6244] <... mount resumed>) = 0 [pid 6243] <... mount resumed>) = 0 [pid 6246] <... munmap resumed>) = 0 [pid 6243] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 100.669161][ T6244] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 100.669822][ T6243] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6246] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6246] ioctl(4, LOOP_SET_FD, 3 [pid 6243] chdir("./file0" [pid 6247] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6247] chdir("./36") = 0 [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6247] setpgid(0, 0) = 0 [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6247] write(3, "1000", 4 [pid 6244] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6244] chdir("./file0" [pid 6247] <... write resumed>) = 4 [pid 6244] <... chdir resumed>) = 0 [pid 6247] close(3 [pid 6244] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6247] <... close resumed>) = 0 [pid 6244] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6247] symlink("/dev/binderfs", "./binderfs" [pid 6244] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... symlink resumed>) = 0 [pid 6244] <... futex resumed>) = 1 [pid 6247] write(1, "executing program\n", 18 [pid 6244] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6247] <... write resumed>) = 18 [pid 6248] <... prctl resumed>) = 0 [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] setpgid(0, 0 [pid 6247] <... futex resumed>) = 0 [pid 6248] <... setpgid resumed>) = 0 [pid 6247] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6247] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6248] <... openat resumed>) = 3 [pid 6247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6243] <... chdir resumed>) = 0 [pid 6242] <... futex resumed>) = 0 [pid 6243] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6242] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6244] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 1 [pid 6247] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6244] openat(AT_FDCWD, ".", O_RDONLY [pid 6243] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6247] <... mprotect resumed>) = 0 [pid 6244] <... openat resumed>) = 4 [pid 6243] <... futex resumed>) = 1 [pid 6241] <... futex resumed>) = 0 [pid 6244] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] openat(AT_FDCWD, ".", O_RDONLY [pid 6241] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] write(3, "1000", 4 [pid 6247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6244] <... futex resumed>) = 1 [pid 6243] <... openat resumed>) = 4 [pid 6242] <... futex resumed>) = 0 [pid 6241] <... futex resumed>) = 0 [pid 6248] <... write resumed>) = 4 [pid 6247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6244] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] close(3 [pid 6247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6243] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6249 attached [pid 6248] <... close resumed>) = 0 [pid 6244] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6242] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6241] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] symlink("/dev/binderfs", "./binderfs"executing program [pid 6247] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 6243] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6241] <... futex resumed>) = 0 [pid 6249] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6248] <... symlink resumed>) = 0 [pid 6246] <... ioctl resumed>) = 0 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] write(1, "executing program\n", 18 [pid 6247] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] <... write resumed>) = 18 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... futex resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6249] <... rseq resumed>) = 0 [pid 6248] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6249] set_robust_list(0x7f14d90289a0, 24 [pid 6248] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6249] memfd_create("syzkaller", 0 [pid 6248] <... mmap resumed>) = 0x7f14d9008000 [pid 6249] <... memfd_create resumed>) = 3 [pid 6248] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6246] close(3 [pid 6249] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6249] <... mmap resumed>) = 0x7f14d0c00000 [pid 6248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6249] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6246] <... close resumed>) = 0 [pid 6248] <... clone3 resumed> => {parent_tid=[76]}, 88) = 76 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] close(4 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6250 attached [pid 6249] <... write resumed>) = 131072 [pid 6248] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... close resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6246] mkdir("./file0", 0777) = 0 [pid 6244] <... ioctl resumed>) = 0 [pid 6246] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6244] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] <... ioctl resumed>) = 0 [ 100.728072][ T6246] loop2: detected capacity change from 0 to 256 [ 100.765082][ T6246] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6250] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6249] munmap(0x7f14d0c00000, 138412032 [pid 6244] <... futex resumed>) = 1 [pid 6243] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = 0 [pid 6250] <... rseq resumed>) = 0 [pid 6244] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6243] <... futex resumed>) = 1 [pid 6242] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... futex resumed>) = 0 [pid 6250] set_robust_list(0x7f14d90289a0, 24 [pid 6244] <... openat resumed>) = 5 [pid 6243] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] <... futex resumed>) = 0 [pid 6241] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... munmap resumed>) = 0 [pid 6249] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6249] ioctl(4, LOOP_SET_FD, 3 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] <... futex resumed>) = 0 [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6244] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6250] <... set_robust_list resumed>) = 0 [pid 6243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] rt_sigprocmask(SIG_SETMASK, [], [pid 6243] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6249] <... ioctl resumed>) = 0 [pid 6242] <... futex resumed>) = 0 [pid 6249] close(3 [pid 6242] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 1 [pid 6244] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6242] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... close resumed>) = 0 [pid 6244] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6249] close(4 [pid 6244] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6242] <... futex resumed>) = 0 [pid 6242] close(3) = 0 [pid 6242] close(4) = 0 [pid 6242] close(5) = 0 [pid 6242] close(6) = -1 EBADF (Bad file descriptor) [pid 6242] close(7 [pid 6249] <... close resumed>) = 0 [pid 6242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6249] mkdir("./file0", 0777 [pid 6242] close(8 [pid 6249] <... mkdir resumed>) = 0 [pid 6242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] close(9 [pid 6244] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6249] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6242] close(10) = -1 EBADF (Bad file descriptor) [pid 6242] close(11) = -1 EBADF (Bad file descriptor) [pid 6242] close(12) = -1 EBADF (Bad file descriptor) [pid 6242] close(13) = -1 EBADF (Bad file descriptor) [pid 6242] close(14) = -1 EBADF (Bad file descriptor) [pid 6242] close(15) = -1 EBADF (Bad file descriptor) [pid 6242] close(16) = -1 EBADF (Bad file descriptor) [pid 6242] close(17) = -1 EBADF (Bad file descriptor) [pid 6242] close(18) = -1 EBADF (Bad file descriptor) [pid 6242] close(19) = -1 EBADF (Bad file descriptor) [pid 6242] close(20) = -1 EBADF (Bad file descriptor) [pid 6242] close(21) = -1 EBADF (Bad file descriptor) [pid 6242] close(22) = -1 EBADF (Bad file descriptor) [pid 6242] close(23) = -1 EBADF (Bad file descriptor) [pid 6242] close(24) = -1 EBADF (Bad file descriptor) [pid 6242] close(25) = -1 EBADF (Bad file descriptor) [pid 6242] close(26) = -1 EBADF (Bad file descriptor) [pid 6242] close(27) = -1 EBADF (Bad file descriptor) [pid 6242] close(28) = -1 EBADF (Bad file descriptor) [pid 6242] close(29) = -1 EBADF (Bad file descriptor) [pid 6242] exit_group(0 [pid 6244] <... futex resumed>) = ? [pid 6242] <... exit_group resumed>) = ? [ 100.765445][ T30] audit: type=1800 audit(1752057490.988:179): pid=6244 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048778 res=0 errno=0 [ 100.798373][ T6249] loop0: detected capacity change from 0 to 256 [ 100.807596][ T6246] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 100.818195][ T6249] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] <... openat resumed>) = 5 [pid 6250] memfd_create("syzkaller", 0) = 3 [pid 6243] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6243] <... futex resumed>) = 1 [pid 6241] <... futex resumed>) = 0 [pid 6250] <... mmap resumed>) = 0x7f14d0c00000 [pid 6244] +++ exited with 0 +++ [pid 6243] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6242] +++ exited with 0 +++ [pid 6241] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6243] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6241] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6243] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6243] <... futex resumed>) = 0 [pid 6241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] <... restart_syscall resumed>) = 0 [pid 6241] close(3 [pid 5849] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6243] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6241] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6241] close(4) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 6241] close(5 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6241] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 6241] close(6 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6241] close(7) = -1 EBADF (Bad file descriptor) [pid 6241] close(8) = -1 EBADF (Bad file descriptor) [pid 6241] close(9) = -1 EBADF (Bad file descriptor) [pid 6241] close(10) = -1 EBADF (Bad file descriptor) [pid 6241] close(11) = -1 EBADF (Bad file descriptor) [pid 6241] close(12) = -1 EBADF (Bad file descriptor) [pid 6241] close(13 [pid 5849] <... umount2 resumed>) = 0 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./35/file0", [pid 6241] close(14 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./35/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./35/file0") = 0 [pid 6250] <... write resumed>) = 131072 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6241] close(15 [pid 5849] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./35/binderfs" [pid 6250] munmap(0x7f14d0c00000, 138412032 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... unlink resumed>) = 0 [pid 6241] close(16 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6250] <... munmap resumed>) = 0 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3) = 0 [pid 5849] rmdir("./35") = 0 [pid 6241] close(17 [pid 5849] mkdir("./36", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6241] close(18) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 6241] close(19 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6241] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6251 attached [pid 6241] close(20) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 77 [pid 6241] close(21) = -1 EBADF (Bad file descriptor) [pid 6241] close(22) = -1 EBADF (Bad file descriptor) [pid 6241] close(23) = -1 EBADF (Bad file descriptor) [pid 6241] close(24) = -1 EBADF (Bad file descriptor) [pid 6241] close(25) = -1 EBADF (Bad file descriptor) [pid 6241] close(26) = -1 EBADF (Bad file descriptor) [pid 6241] close(27) = -1 EBADF (Bad file descriptor) [pid 6241] close(28) = -1 EBADF (Bad file descriptor) [pid 6241] close(29) = -1 EBADF (Bad file descriptor) [pid 6241] exit_group(0) = ? [pid 6243] <... futex resumed>) = ? [ 100.833419][ T6249] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 100.847206][ T6246] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 100.853422][ T6249] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6249] <... mount resumed>) = 0 [pid 6251] set_robust_list(0x55555b6506a0, 24 [pid 6250] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6243] +++ exited with 0 +++ [pid 6241] +++ exited with 0 +++ [pid 6251] <... set_robust_list resumed>) = 0 [pid 6250] <... openat resumed>) = 4 [pid 6249] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6251] chdir("./36" [pid 6250] ioctl(4, LOOP_SET_FD, 3 [pid 6249] <... openat resumed>) = 3 [pid 6246] <... mount resumed>) = 0 [pid 6249] chdir("./file0") = 0 [pid 6249] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6251] <... chdir resumed>) = 0 [pid 6250] <... ioctl resumed>) = 0 [pid 6246] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6246] <... openat resumed>) = 3 [pid 6246] chdir("./file0" [pid 6251] setpgid(0, 0 [pid 6246] <... chdir resumed>) = 0 [pid 6246] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6249] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6247] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6246] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6251] <... setpgid resumed>) = 0 [pid 6246] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... futex resumed>) = 1 [pid 6245] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6246] openat(AT_FDCWD, ".", O_RDONLY [pid 6245] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6246] <... openat resumed>) = 4 [pid 6245] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 6251] <... openat resumed>) = 3 [pid 6249] openat(AT_FDCWD, ".", O_RDONLY [pid 6246] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6249] <... openat resumed>) = 4 [pid 5850] getdents64(3, [pid 6249] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] write(3, "1000", 4 [pid 6246] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6245] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6251] <... write resumed>) = 4 [pid 6251] close(3 [pid 6249] <... futex resumed>) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = 0 [pid 5850] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6251] <... close resumed>) = 0 [pid 6247] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6251] symlink("/dev/binderfs", "./binderfs" [pid 6250] close(3 [pid 6247] <... futex resumed>) = 0 [pid 6249] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6251] <... symlink resumed>) = 0 [pid 6250] <... close resumed>) = 0 [pid 6251] write(1, "executing program\n", 18 [pid 6250] close(4executing program [pid 6251] <... write resumed>) = 18 [pid 6250] <... close resumed>) = 0 [pid 6249] <... ioctl resumed>) = 0 [pid 6246] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] mkdir("./file0", 0777 [pid 6249] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6249] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6247] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... futex resumed>) = 0 [pid 6250] <... mkdir resumed>) = 0 [pid 6249] <... openat resumed>) = 5 [pid 6247] <... futex resumed>) = 0 [pid 6251] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6250] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6249] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... futex resumed>) = 1 [pid 6245] <... futex resumed>) = 0 [pid 5850] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 100.905057][ T6250] loop1: detected capacity change from 0 to 256 [pid 6251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6245] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./35/file0", [pid 6245] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6249] <... futex resumed>) = 1 [pid 5850] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6247] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6247] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./35/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6246] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6249] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6247] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 6251] <... mmap resumed>) = 0x7f14d9008000 [pid 6249] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] newfstatat(4, "", [pid 6249] <... futex resumed>) = 0 [pid 6251] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6246] <... openat resumed>) = 5 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6251] <... mprotect resumed>) = 0 [pid 6249] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] close(3 [pid 6246] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(4, [pid 6247] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6251] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6246] <... futex resumed>) = 1 [pid 6245] <... futex resumed>) = 0 [pid 6251] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6247] close(4 [pid 6246] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6245] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(4, [pid 6247] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6247] close(5 [pid 5850] close(4 [pid 6247] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6247] close(6 [pid 5850] rmdir("./35/file0" [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 6247] close(7 [pid 5850] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6247] close(8 [pid 5850] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6247] close(9 [pid 5850] unlink("./35/binderfs" [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 6247] close(10 [pid 5850] getdents64(3, [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6247] close(11 [pid 5850] close(3 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6247] close(12 [pid 5850] rmdir("./35" [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 6247] close(13) = -1 EBADF (Bad file descriptor) [pid 6247] close(14) = -1 EBADF (Bad file descriptor) [pid 6247] close(15) = -1 EBADF (Bad file descriptor) [pid 6247] close(16) = -1 EBADF (Bad file descriptor) [pid 6247] close(17) = -1 EBADF (Bad file descriptor) [pid 6247] close(18 [pid 5850] mkdir("./36", 0777 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 6247] close(19 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6247] close(20 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6247] close(21 [pid 5850] close(3 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6247] close(22 [pid 6251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6246] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6245] <... futex resumed>) = 0 [pid 6247] close(23 [pid 6245] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] <... clone3 resumed> => {parent_tid=[78]}, 88) = 78 [pid 6246] <... futex resumed>) = 0 [pid 6245] close(3./strace-static-x86_64: Process 6252 attached [pid 6251] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6246] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] <... close resumed>) = 0 [pid 6247] close(24 [pid 6252] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6245] close(4 [pid 6247] close(25 [pid 6252] <... rseq resumed>) = 0 [pid 6251] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... close resumed>) = 0 [pid 6252] set_robust_list(0x7f14d90289a0, 24 [pid 6251] <... futex resumed>) = 0 [pid 6245] close(5 [pid 6252] <... set_robust_list resumed>) = 0 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6253 attached [pid 6252] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] close(26 [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] memfd_create("syzkaller", 0 [pid 6247] close(27 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6245] <... close resumed>) = 0 [pid 6253] set_robust_list(0x55555b6506a0, 24 [pid 6252] <... memfd_create resumed>) = 3 [pid 6247] close(28 [pid 6245] close(6 [pid 6253] <... set_robust_list resumed>) = 0 [pid 6252] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] chdir("./36" [pid 6252] <... mmap resumed>) = 0x7f14d0c00000 [pid 6247] close(29 [pid 6252] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 75 [pid 6247] exit_group(0 [pid 6245] close(7 [pid 6253] <... chdir resumed>) = 0 [pid 6249] <... futex resumed>) = ? [pid 6247] <... exit_group resumed>) = ? [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6249] +++ exited with 0 +++ [pid 6253] <... prctl resumed>) = 0 [pid 6252] <... write resumed>) = 131072 [pid 6247] +++ exited with 0 +++ [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6245] close(8 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6245] close(9 [pid 6253] setpgid(0, 0 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... setpgid resumed>) = 0 [pid 6245] close(10 [pid 5847] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6245] close(11 [pid 5847] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... openat resumed>) = 3 [pid 6245] close(12 [pid 5847] <... openat resumed>) = 3 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] munmap(0x7f14d0c00000, 138412032 [pid 6245] close(13 [pid 5847] newfstatat(3, "", [pid 6253] write(3, "1000", 4 [pid 6252] <... munmap resumed>) = 0 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... write resumed>) = 4 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [ 100.970546][ T6250] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6245] close(14 [pid 6253] close(3 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6252] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6253] <... close resumed>) = 0 [pid 6252] ioctl(4, LOOP_SET_FD, 3executing program [pid 6253] symlink("/dev/binderfs", "./binderfs" [pid 6245] close(15 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6253] <... symlink resumed>) = 0 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6245] close(16 [pid 6253] write(1, "executing program\n", 18 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = 0 [pid 6253] <... write resumed>) = 18 [pid 6245] close(17 [pid 5847] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6253] <... futex resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./36/file0", [pid 6245] close(18 [pid 6253] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6245] close(19 [pid 6253] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] close(20 [pid 5847] openat(AT_FDCWD, "./36/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... openat resumed>) = 4 [pid 6245] close(21 [pid 6253] <... mmap resumed>) = 0x7f14d9008000 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(4, "", [pid 6245] close(22 [pid 6253] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6245] close(23 [pid 5847] getdents64(4, [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... mprotect resumed>) = 0 [pid 6245] close(24 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6245] close(25 [pid 5847] getdents64(4, [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6245] close(26 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6245] close(27 [pid 5847] close(4 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 6245] close(28 [pid 5847] rmdir("./36/file0" [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... clone3 resumed> => {parent_tid=[76]}, 88) = 76 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... rmdir resumed>) = 0 [pid 6245] close(29 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6245] exit_group(0./strace-static-x86_64: Process 6254 attached [pid 6253] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... futex resumed>) = ? [pid 6245] <... exit_group resumed>) = ? [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6246] +++ exited with 0 +++ [pid 6253] <... futex resumed>) = 0 [pid 6245] +++ exited with 0 +++ [pid 5847] newfstatat(AT_FDCWD, "./36/binderfs", [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./36/binderfs" [pid 5846] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6254] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] getdents64(3, [pid 6254] <... rseq resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] close(3 [pid 6254] set_robust_list(0x7f14d90289a0, 24 [pid 5847] <... close resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5847] rmdir("./36" [pid 6254] <... set_robust_list resumed>) = 0 [pid 5846] newfstatat(3, "", [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] mkdir("./37", 0777 [pid 5846] getdents64(3, [pid 6254] memfd_create("syzkaller", 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6254] <... memfd_create resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6254] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = 0 [pid 6254] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6254] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... ioctl resumed>) = 0 [pid 5847] close(3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./38/file0", [pid 5847] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6254] <... write resumed>) = 131072 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6255 attached [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 80 [pid 5846] openat(AT_FDCWD, "./38/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6255] set_robust_list(0x55555b6506a0, 24 [pid 6252] <... ioctl resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6254] munmap(0x7f14d0c00000, 138412032 [pid 6252] close(3 [pid 5846] newfstatat(4, "", [pid 6255] <... set_robust_list resumed>) = 0 [pid 6254] <... munmap resumed>) = 0 [pid 6252] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6252] close(4 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4 [pid 6252] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6255] chdir("./37" [pid 6254] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6252] mkdir("./file0", 0777 [pid 6255] <... chdir resumed>) = 0 [pid 5846] rmdir("./38/file0" [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6254] <... openat resumed>) = 4 [pid 6252] <... mkdir resumed>) = 0 [ 101.016945][ T6250] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 101.020494][ T6252] loop3: detected capacity change from 0 to 256 [pid 5846] <... rmdir resumed>) = 0 [pid 6255] <... prctl resumed>) = 0 [pid 6254] ioctl(4, LOOP_SET_FD, 3 [pid 6255] setpgid(0, 0 [pid 5846] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6255] <... setpgid resumed>) = 0 [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6252] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./38/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./38") = 0 [pid 5846] mkdir("./39", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 6254] <... ioctl resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6255] <... openat resumed>) = 3 [pid 6254] close(3) = 0 [pid 6254] close(4) = 0 [pid 6254] mkdir("./file0", 0777) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 84 ./strace-static-x86_64: Process 6256 attached [pid 6254] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 101.079096][ T6254] loop4: detected capacity change from 0 to 256 [ 101.088694][ T6252] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.090967][ T6250] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.104356][ T6252] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6256] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6256] chdir("./39" [pid 6255] write(3, "1000", 4) = 4 [pid 6255] close(3 [pid 6256] <... chdir resumed>) = 0 [pid 6256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6256] setpgid(0, 0) = 0 [pid 6256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6256] write(3, "1000", 4) = 4 [pid 6256] close(3) = 0 [pid 6256] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6256] write(1, "executing program\n", 18) = 18 [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6255] <... close resumed>) = 0 [pid 6256] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6256] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6255] symlink("/dev/binderfs", "./binderfs" [pid 6256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6255] <... symlink resumed>) = 0 [pid 6256] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6255] write(1, "executing program\n", 18 [pid 6256] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 6256] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6255] <... write resumed>) = 18 [pid 6256] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 6256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6256] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6257 attached [pid 6257] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6257] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6257] memfd_create("syzkaller", 0) = 3 [pid 6257] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6257] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6255] <... futex resumed>) = 0 [ 101.131202][ T6254] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6255] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6250] <... mount resumed>) = 0 [pid 6257] <... write resumed>) = 131072 [pid 6255] <... mmap resumed>) = 0x7f14d9008000 [pid 6250] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6255] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6257] munmap(0x7f14d0c00000, 138412032 [pid 6255] <... mprotect resumed>) = 0 [pid 6250] <... openat resumed>) = 3 [pid 6257] <... munmap resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6250] chdir("./file0" [pid 6255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6250] <... chdir resumed>) = 0 [pid 6255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6250] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 6258 attached [pid 6257] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6250] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6258] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6255] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 6250] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... rseq resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6258] set_robust_list(0x7f14d90289a0, 24 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6250] <... futex resumed>) = 1 [pid 6258] <... set_robust_list resumed>) = 0 [pid 6255] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] rt_sigprocmask(SIG_SETMASK, [], [pid 6255] <... futex resumed>) = 0 [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6258] memfd_create("syzkaller", 0 [pid 6257] <... openat resumed>) = 4 [pid 6248] <... futex resumed>) = 0 [pid 6258] <... memfd_create resumed>) = 3 [pid 6257] ioctl(4, LOOP_SET_FD, 3 [pid 6248] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6250] <... futex resumed>) = 0 [pid 6258] <... mmap resumed>) = 0x7f14d0c00000 [pid 6250] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6250] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6248] <... futex resumed>) = 0 [pid 6258] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6250] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 101.181996][ T6254] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 101.211353][ T6252] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6248] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6248] <... futex resumed>) = 0 [pid 6258] <... write resumed>) = 131072 [pid 6252] <... mount resumed>) = 0 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6250] <... ioctl resumed>) = 0 [pid 6252] <... openat resumed>) = 3 [pid 6252] chdir("./file0" [pid 6250] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] munmap(0x7f14d0c00000, 138412032 [pid 6252] <... chdir resumed>) = 0 [pid 6252] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6252] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... munmap resumed>) = 0 [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6250] <... futex resumed>) = 1 [pid 6248] <... futex resumed>) = 0 [pid 6258] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6252] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... openat resumed>) = 4 [pid 6251] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6258] ioctl(4, LOOP_SET_FD, 3 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6252] openat(AT_FDCWD, ".", O_RDONLY [pid 6250] <... openat resumed>) = 5 [pid 6252] <... openat resumed>) = 4 [pid 6250] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... ioctl resumed>) = 0 [pid 6257] <... ioctl resumed>) = 0 [pid 6254] <... mount resumed>) = 0 [pid 6252] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] close(3 [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6250] <... futex resumed>) = 1 [pid 6248] <... futex resumed>) = 0 [pid 6258] close(3 [pid 6257] <... close resumed>) = 0 [pid 6252] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6248] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... close resumed>) = 0 [pid 6257] close(4 [pid 6252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] <... futex resumed>) = 0 [pid 6250] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6248] <... futex resumed>) = 0 [pid 6258] close(4 [pid 6257] <... close resumed>) = 0 [pid 6254] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6252] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] mkdir("./file0", 0777 [pid 6258] <... close resumed>) = 0 [pid 6257] <... mkdir resumed>) = 0 [pid 6254] <... openat resumed>) = 3 [pid 6252] <... ioctl resumed>) = 0 [pid 6250] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6258] mkdir("./file0", 0777 [pid 6254] chdir("./file0" [pid 6250] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] close(3 [pid 6258] <... mkdir resumed>) = 0 [pid 6257] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6254] <... chdir resumed>) = 0 [pid 6252] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... close resumed>) = 0 [pid 6258] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6254] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6248] close(4 [pid 6252] <... futex resumed>) = 1 [pid 6248] <... close resumed>) = 0 [pid 6254] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6252] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] <... futex resumed>) = 0 [pid 6248] close(5 [pid 6254] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 101.218531][ T6254] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.249387][ T6257] loop2: detected capacity change from 0 to 256 [ 101.249518][ T6258] loop0: detected capacity change from 0 to 256 [pid 6254] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6252] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = 1 [pid 6248] <... close resumed>) = 0 [pid 6254] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] close(6) = -1 EBADF (Bad file descriptor) [pid 6254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] close(7) = -1 EBADF (Bad file descriptor) [pid 6254] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6248] close(8 [pid 6254] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(9 [pid 6254] <... futex resumed>) = 0 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] <... futex resumed>) = 0 [pid 6248] close(10 [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] close(11 [pid 6253] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6253] <... futex resumed>) = 1 [pid 6252] <... openat resumed>) = 5 [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = 0 [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6251] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] close(12 [pid 6251] <... futex resumed>) = 0 [pid 6252] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6251] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6248] close(13 [pid 6252] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6248] close(14 [pid 6251] close(3 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = 0 [pid 6248] close(15 [pid 6251] close(4 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = 0 [pid 6248] close(16 [pid 6251] close(5 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = 0 [pid 6248] close(17 [pid 6251] close(6 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(18 [pid 6251] close(7 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(19 [pid 6251] close(8 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(20 [pid 6251] close(9 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(21 [pid 6251] close(10 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(22 [pid 6251] close(11 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(23 [pid 6251] close(12 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] close(24 [pid 6251] close(13 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] <... ioctl resumed>) = 0 [pid 6251] close(14 [pid 6248] close(25 [pid 6254] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6251] close(15 [pid 6248] close(26 [pid 6253] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 101.278125][ T6257] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.303983][ T6258] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.305732][ T6257] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] <... mount resumed>) = 0 [pid 6254] <... openat resumed>) = 5 [pid 6251] close(16 [pid 6248] close(27 [pid 6254] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6251] close(17 [pid 6248] close(28 [pid 6253] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6253] <... futex resumed>) = 0 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6254] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6251] close(18 [pid 6248] close(29 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] <... openat resumed>) = 3 [pid 6254] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6251] close(19 [pid 6248] exit_group(0 [pid 6257] chdir("./file0" [pid 6254] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] close(3 [pid 6248] <... exit_group resumed>) = ? [pid 6257] <... chdir resumed>) = 0 [pid 6253] <... close resumed>) = 0 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6250] <... futex resumed>) = ? [pid 6257] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6253] close(4 [pid 6257] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6253] <... close resumed>) = 0 [pid 6257] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(5 [pid 6257] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = 0 [pid 6257] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(6 [pid 6251] close(20 [pid 6250] +++ exited with 0 +++ [pid 6248] +++ exited with 0 +++ [pid 6257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6257] openat(AT_FDCWD, ".", O_RDONLY [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] close(7 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6257] <... openat resumed>) = 4 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 6257] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(8 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] close(21 [pid 6257] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(9 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6257] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] close(10 [pid 5848] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6257] <... ioctl resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 6257] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(11 [pid 5848] newfstatat(3, "", [pid 6257] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [ 101.330665][ T6257] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.337533][ T6258] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6257] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(12 [pid 5848] getdents64(3, [pid 6257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6257] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] close(13 [pid 6251] close(22 [pid 5848] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6257] <... openat resumed>) = 5 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(14 [pid 6251] close(23 [pid 6257] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(15 [pid 6251] close(24 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] close(16 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6253] close(17 [pid 6251] close(25 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] close(18 [pid 6251] close(26 [pid 6257] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6257] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] close(3 [pid 6253] close(19 [pid 6251] close(27 [pid 6256] <... close resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(4 [pid 6253] close(20 [pid 6256] <... close resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(5 [pid 6253] close(21 [pid 6256] <... close resumed>) = 0 [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(6 [pid 6253] close(22 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(7 [pid 6253] close(23 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(8 [pid 6253] close(24 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(9 [pid 6253] close(25 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(10 [pid 6253] close(26 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(11 [pid 6253] close(27 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(12 [pid 6253] close(28 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(13 [pid 6253] close(29 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(14 [pid 6253] exit_group(0 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] <... exit_group resumed>) = ? [pid 6256] close(15) = -1 EBADF (Bad file descriptor) [pid 6256] close(16 [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6254] <... futex resumed>) = ? [pid 6256] close(17 [pid 6251] close(28 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(18) = -1 EBADF (Bad file descriptor) [pid 6256] close(19) = -1 EBADF (Bad file descriptor) [pid 6256] close(20) = -1 EBADF (Bad file descriptor) [pid 6256] close(21) = -1 EBADF (Bad file descriptor) [pid 6256] close(22 [pid 6254] +++ exited with 0 +++ [pid 6253] +++ exited with 0 +++ [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6256] close(23 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] close(24 [pid 6251] close(29 [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6256] close(25) = -1 EBADF (Bad file descriptor) [pid 5850] <... restart_syscall resumed>) = 0 [pid 6256] close(26) = -1 EBADF (Bad file descriptor) [pid 6256] close(27 [pid 5850] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6256] close(28 [pid 6251] exit_group(0 [pid 5850] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6252] <... futex resumed>) = ? [pid 6251] <... exit_group resumed>) = ? [pid 5850] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6256] close(29 [pid 6252] +++ exited with 0 +++ [pid 5850] newfstatat(3, "", [pid 6256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6256] exit_group(0 [pid 5850] getdents64(3, [pid 6256] <... exit_group resumed>) = ? [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6251] +++ exited with 0 +++ [pid 5850] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./35/file0", [pid 5850] <... umount2 resumed>) = 0 [pid 6257] <... futex resumed>) = ? [pid 5850] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6258] <... mount resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6258] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] newfstatat(AT_FDCWD, "./36/file0", [pid 5848] umount2("./35/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6258] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6258] chdir("./file0" [pid 5850] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./35/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6258] <... chdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6258] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] openat(AT_FDCWD, "./36/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 4 [pid 6258] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... openat resumed>) = 4 [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(4, "", [pid 6258] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(4, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6258] <... futex resumed>) = 1 [pid 6257] +++ exited with 0 +++ [pid 6256] +++ exited with 0 +++ [pid 6255] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6258] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(4, [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] getdents64(4, [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6255] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6258] openat(AT_FDCWD, ".", O_RDONLY [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 101.407396][ T6258] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5850] getdents64(4, [pid 5849] <... umount2 resumed>) = 0 [pid 5848] getdents64(4, [pid 5846] <... restart_syscall resumed>) = 0 [pid 6258] <... openat resumed>) = 4 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... close resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./36/file0", [pid 5848] close(4 [pid 5846] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6258] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./36/file0" [pid 5848] <... close resumed>) = 0 [pid 6258] <... futex resumed>) = 1 [pid 6255] <... futex resumed>) = 0 [pid 5848] rmdir("./35/file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6258] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6255] <... futex resumed>) = 0 [pid 5850] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6258] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... openat resumed>) = 3 [pid 6258] <... ioctl resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5848] unlink("./35/binderfs" [pid 5846] newfstatat(3, "", [pid 5849] openat(AT_FDCWD, "./36/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6258] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] unlink("./36/binderfs" [pid 5848] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6258] <... futex resumed>) = 1 [pid 6255] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5848] rmdir("./35" [pid 6255] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 5848] mkdir("./36", 0777 [pid 6255] <... futex resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] getdents64(3, [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6258] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... openat resumed>) = 4 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5848] <... ioctl resumed>) = 0 [pid 5848] close(3 [pid 6258] <... openat resumed>) = 5 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(4, "", [pid 5848] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6258] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6258] <... futex resumed>) = 1 [pid 6255] <... futex resumed>) = 0 [pid 5850] rmdir("./36" [pid 5849] getdents64(4, [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6255] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] newfstatat(AT_FDCWD, "./39/file0", [pid 6255] <... futex resumed>) = 0 [pid 5850] mkdir("./37", 0777 [pid 5849] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6259 attached [pid 6255] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6259] set_robust_list(0x55555b6506a0, 24 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] close(4 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 77 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6259] <... set_robust_list resumed>) = 0 [pid 6258] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... close resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./39/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6259] chdir("./36" [pid 6258] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] rmdir("./36/file0" [pid 5846] <... openat resumed>) = 4 [pid 6259] <... chdir resumed>) = 0 [pid 6258] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... ioctl resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 6259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] close(3 [pid 5849] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6259] <... prctl resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(4, [pid 6259] setpgid(0, 0 [pid 6258] <... futex resumed>) = 1 [pid 6255] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6260 attached [pid 6259] <... setpgid resumed>) = 0 [pid 6255] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] getdents64(4, [pid 6259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6258] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] set_robust_list(0x55555b6506a0, 24 [pid 6255] <... close resumed>) = 0 [pid 5849] unlink("./36/binderfs" [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6260] <... set_robust_list resumed>) = 0 [pid 6259] <... openat resumed>) = 3 [pid 6255] close(4 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 77 [pid 5849] <... unlink resumed>) = 0 [pid 5846] close(4 [pid 6260] chdir("./37" [pid 6259] write(3, "1000", 4 [pid 6255] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5846] <... close resumed>) = 0 [pid 6260] <... chdir resumed>) = 0 [pid 6259] <... write resumed>) = 4 [pid 6255] close(5 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] rmdir("./39/file0" [pid 6259] close(3 [pid 6255] <... close resumed>) = 0 [pid 5849] close(3 [pid 5846] <... rmdir resumed>) = 0 [pid 6255] close(6 [pid 5849] <... close resumed>) = 0 [pid 5846] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./36" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6255] close(7 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] mkdir("./37", 0777 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6255] close(8 [pid 5849] <... mkdir resumed>) = 0 [pid 5846] unlink("./39/binderfs" [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... unlink resumed>) = 0 [pid 6255] close(9 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] getdents64(3, [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6255] close(10 [pid 5846] close(3 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6255] close(11 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5846] rmdir("./39" [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6259] <... close resumed>) = 0 [pid 6255] close(12 [pid 5846] mkdir("./40", 0777 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6259] symlink("/dev/binderfs", "./binderfs" [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... mkdir resumed>) = 0 [pid 6255] close(13 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5846] <... openat resumed>) = 3 [pid 6255] close(14 [pid 5849] <... close resumed>) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... ioctl resumed>) = 0 [pid 6255] close(15 [pid 5846] close(3 [pid 6260] <... prctl resumed>) = 0 [pid 6259] <... symlink resumed>) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6260] setpgid(0, 0 [pid 6259] write(1, "executing program\n", 18 [pid 6255] close(16executing program [pid 6260] <... setpgid resumed>) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6255] close(17 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6259] <... write resumed>) = 18 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6261 attached [pid 6260] <... openat resumed>) = 3 [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] close(18 [pid 6260] write(3, "1000", 4 [pid 6259] <... futex resumed>) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... write resumed>) = 4 [pid 6259] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6255] close(19 [pid 6260] close(3 [pid 6259] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6261] set_robust_list(0x55555b6506a0, 24 [pid 6260] <... close resumed>) = 0 [pid 6259] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6255] close(20 [pid 6261] <... set_robust_list resumed>) = 0 [pid 6260] symlink("/dev/binderfs", "./binderfs" [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 86 [pid 6255] close(21) = -1 EBADF (Bad file descriptor) [pid 6255] close(22) = -1 EBADF (Bad file descriptor) [pid 6255] close(23) = -1 EBADF (Bad file descriptor) [pid 6261] chdir("./40" [pid 6255] close(24 [pid 6261] <... chdir resumed>) = 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6255] close(25./strace-static-x86_64: Process 6262 attached [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6260] <... symlink resumed>) = 0 [pid 6259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] set_robust_list(0x55555b6506a0, 24 [pid 6261] <... prctl resumed>) = 0 executing program [pid 6260] write(1, "executing program\n", 18 [pid 6259] <... mmap resumed>) = 0x7f14d9008000 [pid 6255] close(26 [pid 6261] setpgid(0, 0 [pid 6260] <... write resumed>) = 18 [pid 6259] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 79 [pid 6262] <... set_robust_list resumed>) = 0 [pid 6261] <... setpgid resumed>) = 0 [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... mprotect resumed>) = 0 [pid 6255] close(27 [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6259] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] chdir("./37" [pid 6260] <... futex resumed>) = 0 [pid 6259] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6255] close(28 [pid 6262] <... chdir resumed>) = 0 [pid 6261] <... openat resumed>) = 3 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6263 attached [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6261] write(3, "1000", 4 [pid 6260] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6255] close(29 [pid 6263] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6262] <... prctl resumed>) = 0 [pid 6261] <... write resumed>) = 4 [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6259] <... clone3 resumed> => {parent_tid=[78]}, 88) = 78 [pid 6255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6263] <... rseq resumed>) = 0 [pid 6262] setpgid(0, 0 [pid 6261] close(3 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6259] rt_sigprocmask(SIG_SETMASK, [], [pid 6255] exit_group(0 [pid 6263] set_robust_list(0x7f14d90289a0, 24 [pid 6262] <... setpgid resumed>) = 0 [pid 6261] <... close resumed>) = 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] <... futex resumed>) = ? [pid 6255] <... exit_group resumed>) = ? [pid 6263] <... set_robust_list resumed>) = 0 [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6261] symlink("/dev/binderfs", "./binderfs" [pid 6260] <... mmap resumed>) = 0x7f14d9008000 [pid 6259] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] +++ exited with 0 +++ [pid 6255] +++ exited with 0 +++ [pid 6263] rt_sigprocmask(SIG_SETMASK, [], [pid 6259] <... futex resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] <... openat resumed>) = 3 [pid 6261] <... symlink resumed>) = 0 [pid 6260] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6263] memfd_create("syzkaller", 0 [pid 6262] write(3, "1000", 4 [pid 6261] write(1, "executing program\n", 18 [pid 6260] <... mprotect resumed>) = 0 executing program [pid 6262] <... write resumed>) = 4 [pid 6261] <... write resumed>) = 18 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6263] <... memfd_create resumed>) = 3 [pid 6262] close(3 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6263] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6262] <... close resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6263] <... mmap resumed>) = 0x7f14d0c00000 [pid 6261] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, ./strace-static-x86_64: Process 6264 attached [pid 6262] symlink("/dev/binderfs", "./binderfs" [pid 6261] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6264] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6262] <... symlink resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6264] <... rseq resumed>) = 0 [pid 6262] write(1, "executing program\n", 18 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... clone3 resumed> => {parent_tid=[78]}, 88) = 78 [pid 5847] <... restart_syscall resumed>) = 0 executing program [pid 6264] set_robust_list(0x7f14d90289a0, 24 [pid 6263] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6264] <... set_robust_list resumed>) = 0 [pid 6262] <... write resumed>) = 18 [pid 6261] <... mmap resumed>) = 0x7f14d9008000 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6264] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] <... futex resumed>) = 0 [pid 6261] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6260] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6264] memfd_create("syzkaller", 0 [pid 6261] <... mprotect resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6263] <... write resumed>) = 131072 [pid 6262] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6261] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... openat resumed>) = 3 [pid 6264] <... memfd_create resumed>) = 3 [pid 6263] munmap(0x7f14d0c00000, 138412032 [pid 6262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] newfstatat(3, "", [pid 6264] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6263] <... munmap resumed>) = 0 [pid 6262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6261] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6264] <... mmap resumed>) = 0x7f14d0c00000 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] getdents64(3, ./strace-static-x86_64: Process 6265 attached [pid 6264] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6265] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6264] <... write resumed>) = 131072 [pid 6263] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6262] <... mmap resumed>) = 0x7f14d9008000 [pid 6261] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 5847] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6265] <... rseq resumed>) = 0 [pid 6264] munmap(0x7f14d0c00000, 138412032 [pid 6263] <... openat resumed>) = 4 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] set_robust_list(0x7f14d90289a0, 24 [pid 6264] <... munmap resumed>) = 0 [pid 6263] ioctl(4, LOOP_SET_FD, 3 [pid 6262] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 6265] <... set_robust_list resumed>) = 0 [pid 5847] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6265] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... ioctl resumed>) = 0 [pid 6262] <... mprotect resumed>) = 0 [pid 6261] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6264] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6261] <... futex resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6264] <... openat resumed>) = 4 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] newfstatat(AT_FDCWD, "./37/file0", [pid 6265] memfd_create("syzkaller", 0 [pid 6264] ioctl(4, LOOP_SET_FD, 3 [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6265] <... memfd_create resumed>) = 3 [pid 6262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6265] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6266 attached [pid 6265] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] openat(AT_FDCWD, "./37/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6266] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6263] close(3 [pid 6262] <... clone3 resumed> => {parent_tid=[80]}, 88) = 80 [pid 6266] <... rseq resumed>) = 0 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... close resumed>) = 0 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] set_robust_list(0x7f14d90289a0, 24 [pid 6263] close(4 [pid 6266] <... set_robust_list resumed>) = 0 [pid 6262] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] <... futex resumed>) = 0 [pid 6266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] <... close resumed>) = 0 [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6266] memfd_create("syzkaller", 0 [pid 6265] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6263] mkdir("./file0", 0777 [pid 5847] <... openat resumed>) = 4 [pid 6266] <... memfd_create resumed>) = 3 [pid 6263] <... mkdir resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 6266] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6263] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6265] <... write resumed>) = 131072 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./37/file0" [pid 6266] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] <... rmdir resumed>) = 0 [pid 6265] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5847] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6266] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6265] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5847] unlink("./37/binderfs" [pid 6265] <... openat resumed>) = 4 [ 101.616504][ T6263] loop1: detected capacity change from 0 to 256 [ 101.628996][ T6264] loop4: detected capacity change from 0 to 256 [pid 5847] <... unlink resumed>) = 0 [pid 6265] ioctl(4, LOOP_SET_FD, 3 [pid 5847] getdents64(3, [pid 6264] <... ioctl resumed>) = 0 [pid 6264] close(3) = 0 [pid 6264] close(4 [pid 6266] <... write resumed>) = 131072 [pid 6264] <... close resumed>) = 0 [pid 6264] mkdir("./file0", 0777) = 0 [pid 6264] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6266] munmap(0x7f14d0c00000, 138412032 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6266] <... munmap resumed>) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./37") = 0 [pid 5847] mkdir("./38", 0777) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD) = 0 [ 101.659345][ T6263] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.660949][ T6265] loop2: detected capacity change from 0 to 256 [ 101.683529][ T6264] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.695325][ T6263] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5847] close(3) = 0 [pid 6266] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 82 ./strace-static-x86_64: Process 6267 attached [pid 6266] <... openat resumed>) = 4 [pid 6265] <... ioctl resumed>) = 0 [pid 6265] close(3) = 0 [pid 6265] close(4 [pid 6267] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6267] chdir("./38") = 0 [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6267] setpgid(0, 0) = 0 [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6266] ioctl(4, LOOP_SET_FD, 3 [pid 6265] <... close resumed>) = 0 [pid 6267] write(3, "1000", 4 [pid 6265] mkdir("./file0", 0777 [pid 6267] <... write resumed>) = 4 [pid 6265] <... mkdir resumed>) = 0 [pid 6267] close(3 [pid 6265] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6267] <... close resumed>) = 0 [pid 6267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6267] write(1, "executing program\n", 18) = 18 [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6267] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6267] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6267] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6267] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6268 attached => {parent_tid=[83]}, 88) = 83 [pid 6268] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6267] rt_sigprocmask(SIG_SETMASK, [], [pid 6268] <... rseq resumed>) = 0 [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] set_robust_list(0x7f14d90289a0, 24 [pid 6267] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... set_robust_list resumed>) = 0 [pid 6267] <... futex resumed>) = 0 [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] memfd_create("syzkaller", 0) = 3 [pid 6268] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6268] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [ 101.701834][ T6264] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 101.724692][ T6266] loop3: detected capacity change from 0 to 256 [ 101.735523][ T6265] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6268] munmap(0x7f14d0c00000, 138412032 [pid 6266] <... ioctl resumed>) = 0 [pid 6268] <... munmap resumed>) = 0 [pid 6268] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6268] ioctl(4, LOOP_SET_FD, 3 [pid 6266] close(3) = 0 [pid 6268] <... ioctl resumed>) = 0 [pid 6266] close(4 [pid 6263] <... mount resumed>) = 0 [pid 6263] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6263] chdir("./file0") = 0 [pid 6263] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6266] <... close resumed>) = 0 [pid 6263] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 101.757257][ T6264] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.760244][ T6263] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.772350][ T6268] loop0: detected capacity change from 0 to 256 [ 101.794064][ T6265] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6268] close(3 [pid 6266] mkdir("./file0", 0777 [pid 6264] <... mount resumed>) = 0 [pid 6263] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... mkdir resumed>) = 0 [pid 6264] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6268] <... close resumed>) = 0 [pid 6266] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6264] <... openat resumed>) = 3 [pid 6268] close(4 [pid 6264] chdir("./file0" [pid 6263] <... futex resumed>) = 1 [pid 6259] <... futex resumed>) = 0 [pid 6268] <... close resumed>) = 0 [pid 6264] <... chdir resumed>) = 0 [pid 6263] openat(AT_FDCWD, ".", O_RDONLY [pid 6259] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 101.828843][ T6265] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 101.858221][ T6266] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6268] mkdir("./file0", 0777 [pid 6264] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6263] <... openat resumed>) = 4 [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... mkdir resumed>) = 0 [pid 6264] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6263] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6264] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 1 [pid 6259] <... futex resumed>) = 0 [pid 6259] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6259] <... futex resumed>) = 0 [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6264] <... futex resumed>) = 1 [pid 6264] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 1 [pid 6264] openat(AT_FDCWD, ".", O_RDONLY [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6264] <... openat resumed>) = 4 [pid 6263] <... ioctl resumed>) = 0 [pid 6263] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... mount resumed>) = 0 [pid 6264] <... futex resumed>) = 1 [pid 6263] <... futex resumed>) = 1 [pid 6260] <... futex resumed>) = 0 [pid 6259] <... futex resumed>) = 0 [pid 6260] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6263] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6259] <... futex resumed>) = 0 [pid 6264] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6263] <... openat resumed>) = 5 [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] <... openat resumed>) = 3 [pid 6263] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] chdir("./file0" [pid 6263] <... futex resumed>) = 1 [pid 6259] <... futex resumed>) = 0 [ 101.869111][ T6268] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 101.894894][ T6266] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 101.906500][ T6268] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6265] <... chdir resumed>) = 0 [pid 6263] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6259] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... mount resumed>) = 0 [pid 6265] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6263] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6259] <... futex resumed>) = 0 [pid 6266] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6265] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6263] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... openat resumed>) = 3 [pid 6265] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 0 [pid 6259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6266] chdir("./file0" [pid 6265] <... futex resumed>) = 1 [pid 6263] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6259] close(3 [pid 6266] <... chdir resumed>) = 0 [pid 6265] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6259] <... close resumed>) = 0 [ 101.922554][ T6266] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6266] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6264] <... ioctl resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6259] close(4 [pid 6261] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6268] <... mount resumed>) = 0 [pid 6266] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6265] <... futex resumed>) = 0 [pid 6264] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6259] <... close resumed>) = 0 [pid 6268] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6266] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] openat(AT_FDCWD, ".", O_RDONLY [pid 6264] <... futex resumed>) = 0 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] close(5 [pid 6268] <... openat resumed>) = 3 [pid 6266] <... futex resumed>) = 1 [pid 6265] <... openat resumed>) = 4 [pid 6264] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] <... futex resumed>) = 0 [pid 6259] <... close resumed>) = 0 [pid 6268] chdir("./file0" [pid 6266] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] close(6 [pid 6268] <... chdir resumed>) = 0 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] <... futex resumed>) = 1 [pid 6264] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6262] <... futex resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6266] openat(AT_FDCWD, ".", O_RDONLY [pid 6265] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6264] <... openat resumed>) = 5 [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] close(7 [pid 6268] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6266] <... openat resumed>) = 4 [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6264] <... futex resumed>) = 0 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] close(8 [pid 6268] <... futex resumed>) = 1 [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] <... ioctl resumed>) = 0 [pid 6264] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6262] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6262] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] close(9 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] <... futex resumed>) = 1 [pid 6264] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... futex resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] openat(AT_FDCWD, ".", O_RDONLY [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6265] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6264] <... futex resumed>) = 0 [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] close(3 [pid 6259] close(10 [pid 6268] <... openat resumed>) = 4 [pid 6266] <... ioctl resumed>) = 0 [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6261] <... futex resumed>) = 0 [pid 6260] <... close resumed>) = 0 [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] close(4 [pid 6259] close(11 [pid 6268] <... futex resumed>) = 1 [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] <... openat resumed>) = 5 [pid 6262] <... futex resumed>) = 0 [pid 6260] <... close resumed>) = 0 [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 101.950946][ T6268] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6268] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] close(5 [pid 6259] close(12 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] <... futex resumed>) = 1 [pid 6262] <... futex resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... close resumed>) = 0 [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6265] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] close(6 [pid 6259] close(13 [pid 6268] <... ioctl resumed>) = 0 [pid 6266] <... openat resumed>) = 5 [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6261] <... futex resumed>) = 0 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6260] close(7 [pid 6259] close(14 [pid 6268] <... futex resumed>) = 1 [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6262] <... futex resumed>) = 0 [pid 6261] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6260] close(8 [pid 6259] close(15 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] <... futex resumed>) = 0 [pid 6262] <... futex resumed>) = 0 [pid 6261] close(3 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6265] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... close resumed>) = 0 [pid 6260] close(9 [pid 6259] close(16 [pid 6268] <... openat resumed>) = 5 [pid 6266] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6261] close(4 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... close resumed>) = 0 [pid 6260] close(10 [pid 6259] close(17 [pid 6268] <... futex resumed>) = 1 [pid 6267] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6262] <... futex resumed>) = 0 [pid 6261] close(5 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] close(3 [pid 6260] close(11 [pid 6259] close(18 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... close resumed>) = 0 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6267] <... futex resumed>) = 0 [pid 6262] close(4 [pid 6261] <... close resumed>) = 0 [pid 6260] close(12 [pid 6259] close(19 [pid 6268] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6267] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] <... close resumed>) = 0 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] close(5 [pid 6261] close(6 [pid 6260] close(13 [pid 6259] close(20 [pid 6268] <... futex resumed>) = 0 [pid 6267] close(3 [pid 6262] <... close resumed>) = 0 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6268] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] <... close resumed>) = 0 [pid 6262] close(6 [pid 6261] close(7 [pid 6260] close(14 [pid 6259] close(21 [pid 6267] close(4 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = 0 [pid 6262] close(7 [pid 6261] close(8 [pid 6260] close(15 [pid 6259] close(22 [pid 6267] close(5 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = 0 [pid 6262] close(8 [pid 6260] close(16 [pid 6259] close(23 [pid 6267] close(6 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(9 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(9 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(17 [pid 6259] close(24 [pid 6267] close(7 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(10 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(10 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(18 [pid 6259] close(25 [pid 6267] close(8 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(11 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(11 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(19 [pid 6259] close(26 [pid 6267] close(9 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(12 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(12 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(20 [pid 6259] close(27 [pid 6267] close(10 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(13 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(13 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(21 [pid 6259] close(28 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(14 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] close(11 [pid 6262] close(14 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(22 [pid 6259] close(29 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(15 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] close(12 [pid 6262] close(15 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(23 [pid 6259] exit_group(0 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6263] <... futex resumed>) = ? [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] close(16 [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6259] <... exit_group resumed>) = ? [pid 6267] close(13 [pid 6263] +++ exited with 0 +++ [pid 6262] close(16 [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] close(24 [pid 6259] +++ exited with 0 +++ [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6262] close(17 [pid 6261] close(17 [pid 6260] close(25 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(18 [pid 6261] close(18 [pid 6260] close(26 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(19 [pid 6261] close(19 [pid 6260] close(27 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(20 [pid 6261] close(20 [pid 6260] close(28 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(21 [pid 6261] close(21 [pid 6260] close(29 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(22 [pid 6261] close(22 [pid 6260] exit_group(0 [pid 6264] <... futex resumed>) = ? [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] <... exit_group resumed>) = ? [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6264] +++ exited with 0 +++ [pid 5848] <... restart_syscall resumed>) = 0 [pid 6267] close(14 [pid 6262] close(23 [pid 6261] close(23 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6260] +++ exited with 0 +++ [pid 6267] close(15 [pid 6262] close(24 [pid 6261] close(24 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6267] close(16 [pid 6262] close(25 [pid 6261] close(25 [pid 5848] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 6267] close(17 [pid 6262] close(26 [pid 6261] close(26 [pid 5848] newfstatat(3, "", [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6262] close(27 [pid 6261] close(27 [pid 5848] getdents64(3, [pid 6267] close(18 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(28 [pid 6261] close(28 [pid 5848] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] close(19 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] close(29 [pid 6261] close(29 [pid 5848] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] close(20 [pid 6262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] exit_group(0 [pid 6261] exit_group(0 [pid 5848] newfstatat(AT_FDCWD, "./36/file0", [pid 6267] close(21 [pid 6266] <... futex resumed>) = ? [pid 6265] <... futex resumed>) = ? [pid 6262] <... exit_group resumed>) = ? [pid 6261] <... exit_group resumed>) = ? [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6266] +++ exited with 0 +++ [pid 6265] +++ exited with 0 +++ [pid 6262] +++ exited with 0 +++ [pid 6261] +++ exited with 0 +++ [pid 5848] umount2("./36/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] close(22 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./36/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6267] close(23 [pid 5850] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 4 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(4, "", [pid 6267] close(24 [pid 5850] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(4, [pid 6267] close(25 [pid 5850] newfstatat(3, "", [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] getdents64(4, [pid 5850] getdents64(3, [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] close(4 [pid 6267] close(26 [pid 5850] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5848] <... close resumed>) = 0 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] rmdir("./36/file0" [pid 6267] close(27 [pid 5850] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] close(28 [pid 5850] newfstatat(AT_FDCWD, "./37/file0", [pid 5849] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(AT_FDCWD, "./36/binderfs", [pid 6267] close(29 [pid 5850] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] unlink("./36/binderfs" [pid 6267] exit_group(0 [pid 5850] openat(AT_FDCWD, "./37/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... unlink resumed>) = 0 [pid 6268] <... futex resumed>) = ? [pid 6267] <... exit_group resumed>) = ? [pid 5850] <... openat resumed>) = 4 [pid 5848] getdents64(3, [pid 5846] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6268] +++ exited with 0 +++ [pid 5850] newfstatat(4, "", [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] close(3 [pid 5850] getdents64(4, [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] rmdir("./36" [pid 5850] getdents64(4, [pid 5848] <... rmdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] mkdir("./37", 0777 [pid 5850] close(4 [pid 5848] <... mkdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5850] rmdir("./37/file0" [pid 5848] <... openat resumed>) = 3 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5850] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... ioctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] close(3 [pid 5850] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5848] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6269 attached [pid 6267] +++ exited with 0 +++ [pid 5850] unlink("./37/binderfs" [pid 5846] <... openat resumed>) = 3 [pid 6269] set_robust_list(0x55555b6506a0, 24 [pid 5850] <... unlink resumed>) = 0 [pid 5849] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 79 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] newfstatat(3, "", [pid 6269] <... set_robust_list resumed>) = 0 [pid 5850] getdents64(3, [pid 6269] chdir("./37" [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6269] <... chdir resumed>) = 0 [pid 5850] close(3 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(3, [pid 6269] <... prctl resumed>) = 0 [pid 5850] rmdir("./37" [pid 6269] setpgid(0, 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./37/file0", [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6269] <... setpgid resumed>) = 0 [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] mkdir("./38", 0777 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./37/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6269] <... openat resumed>) = 3 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5847] <... openat resumed>) = 3 [pid 6269] write(3, "1000", 4 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6269] <... write resumed>) = 4 [pid 5850] <... openat resumed>) = 3 [pid 5847] newfstatat(3, "", [pid 6269] close(3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6269] <... close resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 6269] symlink("/dev/binderfs", "./binderfs" [pid 5850] close(3 [pid 6269] <... symlink resumed>) = 0 [pid 6269] write(1, "executing program\n", 18 [pid 5850] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, executing program [pid 5846] <... umount2 resumed>) = 0 [pid 6269] <... write resumed>) = 18 [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] getdents64(4, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6269] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 6269] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] close(4 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./40/file0", ./strace-static-x86_64: Process 6270 attached [pid 6269] <... mmap resumed>) = 0x7f14d9008000 [pid 6269] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6270] set_robust_list(0x55555b6506a0, 24 [pid 6269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 79 [pid 5849] <... close resumed>) = 0 [pid 5847] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] rmdir("./37/file0" [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(AT_FDCWD, "./38/file0", [pid 5849] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./40/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(4, "", [pid 5849] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5847] openat(AT_FDCWD, "./38/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6270] <... set_robust_list resumed>) = 0 [pid 6270] chdir("./38" [pid 6269] <... clone3 resumed> => {parent_tid=[80]}, 88) = 80 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5847] <... openat resumed>) = 4 ./strace-static-x86_64: Process 6271 attached [pid 6270] <... chdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6271] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5847] newfstatat(4, "", [pid 6271] <... rseq resumed>) = 0 [pid 5849] unlink("./37/binderfs" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6271] set_robust_list(0x7f14d90289a0, 24 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6271] <... set_robust_list resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] getdents64(4, [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] getdents64(4, [pid 6271] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4 [pid 5846] close(4 [pid 6269] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... close resumed>) = 0 [pid 6271] <... futex resumed>) = 0 [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6269] <... futex resumed>) = 1 [pid 5847] rmdir("./38/file0" [pid 5846] <... close resumed>) = 0 [pid 6270] <... prctl resumed>) = 0 [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6271] memfd_create("syzkaller", 0 [pid 6270] setpgid(0, 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] rmdir("./40/file0" [pid 6271] <... memfd_create resumed>) = 3 [pid 6270] <... setpgid resumed>) = 0 [pid 6271] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... rmdir resumed>) = 0 [pid 6271] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6270] <... openat resumed>) = 3 [pid 6270] write(3, "1000", 4) = 4 [pid 6270] close(3) = 0 [pid 6270] symlink("/dev/binderfs", "./binderfs" [pid 6271] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072executing program [pid 6270] <... symlink resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6270] write(1, "executing program\n", 18) = 18 [pid 5846] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6270] <... futex resumed>) = 0 [pid 5847] unlink("./38/binderfs" [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6270] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6270] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... unlink resumed>) = 0 [pid 5846] unlink("./40/binderfs" [pid 6270] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] getdents64(3, [pid 6270] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6270] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] close(3 [pid 5846] getdents64(3, [pid 6270] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] getdents64(3, [pid 5847] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6271] <... write resumed>) = 131072 [pid 5847] rmdir("./38" [pid 5846] close(3 [pid 6270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6271] munmap(0x7f14d0c00000, 138412032 [pid 5847] mkdir("./39", 0777 [pid 5846] rmdir("./40" [pid 6270] <... clone3 resumed> => {parent_tid=[80]}, 88) = 80 [pid 5849] close(3./strace-static-x86_64: Process 6272 attached [pid 6271] <... munmap resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6272] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6271] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6270] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] rmdir("./37" [pid 6272] <... rseq resumed>) = 0 [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] mkdir("./41", 0777 [pid 6270] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./38", 0777 [pid 6270] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6271] <... openat resumed>) = 4 [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6272] set_robust_list(0x7f14d90289a0, 24 [pid 5849] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] <... mkdir resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 6272] <... set_robust_list resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] close(3 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... close resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6272] memfd_create("syzkaller", 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... ioctl resumed>) = 0 [pid 5846] close(3./strace-static-x86_64: Process 6273 attached [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 81 [pid 5847] <... ioctl resumed>) = 0 [pid 6272] <... memfd_create resumed>) = 3 [pid 5847] close(3 [pid 6273] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6273] chdir("./38") = 0 [pid 6273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6273] setpgid(0, 0) = 0 [pid 6273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6272] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6271] <... ioctl resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6273] <... openat resumed>) = 3 [pid 6272] <... mmap resumed>) = 0x7f14d0c00000 [pid 6271] close(3) = 0 ./strace-static-x86_64: Process 6274 attached [pid 6271] close(4 [pid 6274] set_robust_list(0x55555b6506a0, 24 [pid 6272] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6271] <... close resumed>) = 0 executing program [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 84 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6274] <... set_robust_list resumed>) = 0 [pid 6273] write(3, "1000", 4 [pid 6271] mkdir("./file0", 0777 [pid 6273] <... write resumed>) = 4 [pid 6271] <... mkdir resumed>) = 0 [pid 6273] close(3) = 0 [pid 6273] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6275 attached ) = 0 [pid 6271] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 102.141396][ T6271] loop1: detected capacity change from 0 to 256 [ 102.174850][ T6271] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6273] write(1, "executing program\n", 18 [pid 6275] set_robust_list(0x55555b6506a0, 24 [pid 6274] chdir("./39" [pid 6273] <... write resumed>) = 18 [pid 6272] <... write resumed>) = 131072 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 88 [pid 6274] <... chdir resumed>) = 0 [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6275] <... set_robust_list resumed>) = 0 [pid 6274] <... prctl resumed>) = 0 [pid 6272] munmap(0x7f14d0c00000, 138412032 [pid 6275] chdir("./41" [pid 6274] setpgid(0, 0 [pid 6272] <... munmap resumed>) = 0 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6273] <... futex resumed>) = 0 [pid 6272] <... openat resumed>) = 4 [pid 6272] ioctl(4, LOOP_SET_FD, 3 [pid 6274] <... setpgid resumed>) = 0 [pid 6273] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6273] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6273] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6275] <... chdir resumed>) = 0 [pid 6273] <... mmap resumed>) = 0x7f14d9008000 [pid 6273] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6273] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6273] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[82]}, 88) = 82 [pid 6273] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6276 attached NULL, 8) = 0 [pid 6273] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6276] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6274] <... openat resumed>) = 3 [pid 6276] <... rseq resumed>) = 0 [pid 6275] <... prctl resumed>) = 0 [pid 6274] write(3, "1000", 4 [pid 6276] set_robust_list(0x7f14d90289a0, 24 [pid 6275] setpgid(0, 0 [pid 6274] <... write resumed>) = 4 [pid 6276] <... set_robust_list resumed>) = 0 [pid 6276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6276] memfd_create("syzkaller", 0) = 3 [pid 6276] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6276] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6275] <... setpgid resumed>) = 0 [pid 6274] close(3 [pid 6272] <... ioctl resumed>) = 0 [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6274] <... close resumed>) = 0 [pid 6274] symlink("/dev/binderfs", "./binderfs" [pid 6272] close(3 [pid 6274] <... symlink resumed>) = 0 [pid 6272] <... close resumed>) = 0 executing program [pid 6275] <... openat resumed>) = 3 [pid 6274] write(1, "executing program\n", 18) = 18 [pid 6276] <... write resumed>) = 131072 [pid 6275] write(3, "1000", 4 [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] close(4 [pid 6274] <... futex resumed>) = 0 [pid 6272] <... close resumed>) = 0 [pid 6272] mkdir("./file0", 0777) = 0 [pid 6275] <... write resumed>) = 4 [pid 6274] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6272] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6275] close(3 [pid 6274] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6276] munmap(0x7f14d0c00000, 138412032 [pid 6275] <... close resumed>) = 0 [pid 6274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6276] <... munmap resumed>) = 0 [pid 6275] symlink("/dev/binderfs", "./binderfs" [pid 6274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6276] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6275] <... symlink resumed>) = 0 [pid 6274] <... mmap resumed>) = 0x7f14d9008000 executing program [pid 6276] <... openat resumed>) = 4 [pid 6275] write(1, "executing program\n", 18 [pid 6274] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6275] <... write resumed>) = 18 [ 102.198985][ T6272] loop4: detected capacity change from 0 to 256 [ 102.221617][ T6271] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... mprotect resumed>) = 0 [pid 6276] ioctl(4, LOOP_SET_FD, 3 [pid 6275] <... futex resumed>) = 0 [pid 6274] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6276] <... ioctl resumed>) = 0 [pid 6276] close(3) = 0 [pid 6276] close(4) = 0 [pid 6276] mkdir("./file0", 0777) = 0 [pid 6276] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6275] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6275] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6274] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6275] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6277 attached [pid 6275] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6277] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6277] set_robust_list(0x7f14d90289a0, 24) = 0 ./strace-static-x86_64: Process 6278 attached [pid 6277] rt_sigprocmask(SIG_SETMASK, [], [pid 6275] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6275] rt_sigprocmask(SIG_SETMASK, [], [pid 6277] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6275] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6278] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6278] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6278] memfd_create("syzkaller", 0) = 3 [pid 6278] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6274] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [ 102.263406][ T6276] loop3: detected capacity change from 0 to 256 [ 102.270982][ T6272] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.277855][ T6271] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 102.298507][ T6272] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6278] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6274] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6278] <... write resumed>) = 131072 [pid 6277] <... futex resumed>) = 0 [pid 6278] munmap(0x7f14d0c00000, 138412032 [pid 6277] memfd_create("syzkaller", 0 [pid 6278] <... munmap resumed>) = 0 [pid 6277] <... memfd_create resumed>) = 3 [pid 6278] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6277] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6278] <... openat resumed>) = 4 [pid 6277] <... mmap resumed>) = 0x7f14d0c00000 [pid 6278] ioctl(4, LOOP_SET_FD, 3 [pid 6277] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6277] munmap(0x7f14d0c00000, 138412032 [pid 6271] <... mount resumed>) = 0 [pid 6271] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6277] <... munmap resumed>) = 0 [pid 6271] chdir("./file0" [pid 6277] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6271] <... chdir resumed>) = 0 [ 102.320101][ T6276] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.352243][ T6278] loop2: detected capacity change from 0 to 256 [pid 6277] <... openat resumed>) = 4 [pid 6271] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6277] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6271] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6271] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6278] <... ioctl resumed>) = 0 [pid 6271] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] close(3) = 0 [pid 6278] close(4 [pid 6269] <... futex resumed>) = 0 [pid 6278] <... close resumed>) = 0 [pid 6269] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] <... futex resumed>) = 0 [pid 6278] mkdir("./file0", 0777) = 0 [pid 6271] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6277] close(3 [pid 6278] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6277] <... close resumed>) = 0 [pid 6277] close(4) = 0 [pid 6277] mkdir("./file0", 0777) = 0 [pid 6277] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6271] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6269] <... futex resumed>) = 0 [ 102.385171][ T6277] loop0: detected capacity change from 0 to 256 [ 102.387282][ T6272] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 102.392517][ T6276] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6271] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] <... mount resumed>) = 0 [pid 6269] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... futex resumed>) = 0 [pid 6269] <... futex resumed>) = 1 [pid 6271] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6272] chdir("./file0") = 0 [pid 6272] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6272] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6272] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] <... futex resumed>) = 0 [pid 6270] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 102.441262][ T6277] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.452599][ T6278] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.471246][ T6277] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] <... futex resumed>) = 0 [pid 6272] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6271] <... ioctl resumed>) = 0 [pid 6272] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6271] <... futex resumed>) = 0 [pid 6269] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6272] <... futex resumed>) = 1 [pid 6269] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6270] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... mount resumed>) = 0 [pid 6272] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6271] <... openat resumed>) = 5 [pid 6276] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6276] chdir("./file0") = 0 [pid 6276] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6276] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6277] <... mount resumed>) = 0 [pid 6273] <... futex resumed>) = 0 [pid 6272] <... ioctl resumed>) = 0 [pid 6271] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6272] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = 1 [pid 6270] <... futex resumed>) = 0 [pid 6269] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6270] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6273] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... futex resumed>) = 0 [pid 6269] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6277] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6276] openat(AT_FDCWD, ".", O_RDONLY [pid 6273] <... futex resumed>) = 0 [pid 6277] <... openat resumed>) = 3 [pid 6276] <... openat resumed>) = 4 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] <... openat resumed>) = 5 [pid 6271] <... futex resumed>) = 1 [pid 6269] <... futex resumed>) = 0 [pid 6277] chdir("./file0" [pid 6276] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] close(3 [pid 6272] <... futex resumed>) = 1 [pid 6277] <... chdir resumed>) = 0 [pid 6276] <... futex resumed>) = 1 [pid 6273] <... futex resumed>) = 0 [pid 6272] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] <... futex resumed>) = 0 [pid 6269] <... close resumed>) = 0 [pid 6277] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6276] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6273] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] close(4 [pid 6277] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] <... futex resumed>) = 0 [pid 6277] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6277] <... futex resumed>) = 1 [pid 6277] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... futex resumed>) = 0 [pid 6269] <... close resumed>) = 0 [pid 6274] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6269] close(5 [pid 6274] <... futex resumed>) = 0 [pid 6272] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6270] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6269] <... close resumed>) = 0 [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] close(6 [pid 6272] <... futex resumed>) = 1 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... futex resumed>) = 0 [pid 6270] close(3 [pid 6269] close(7) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = 0 [pid 6269] close(8 [pid 6270] close(4 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = 0 [pid 6269] close(9 [pid 6270] close(5 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6277] openat(AT_FDCWD, ".", O_RDONLY [pid 6269] close(10 [pid 6277] <... openat resumed>) = 4 [pid 6270] <... close resumed>) = 0 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6277] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] close(6 [pid 6269] close(11 [ 102.496392][ T6276] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 102.502196][ T6278] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 102.517023][ T6277] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6277] <... futex resumed>) = 1 [pid 6276] <... ioctl resumed>) = 0 [pid 6274] <... futex resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6277] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6276] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] close(7 [pid 6269] close(12 [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6276] <... futex resumed>) = 1 [pid 6274] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6277] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6276] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6273] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] <... futex resumed>) = 0 [pid 6276] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... openat resumed>) = 5 [pid 6276] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6273] <... futex resumed>) = 0 [pid 6276] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6273] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] <... futex resumed>) = 0 [pid 6276] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6273] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6276] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6273] <... futex resumed>) = 0 [pid 6276] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6273] close(3) = 0 [pid 6273] close(4) = 0 [pid 6273] close(5) = 0 [pid 6273] close(6) = -1 EBADF (Bad file descriptor) [pid 6273] close(7) = -1 EBADF (Bad file descriptor) [pid 6273] close(8) = -1 EBADF (Bad file descriptor) [pid 6273] close(9) = -1 EBADF (Bad file descriptor) [pid 6273] close(10) = -1 EBADF (Bad file descriptor) [pid 6273] close(11) = -1 EBADF (Bad file descriptor) [pid 6273] close(12) = -1 EBADF (Bad file descriptor) [pid 6273] close(13) = -1 EBADF (Bad file descriptor) [pid 6273] close(14) = -1 EBADF (Bad file descriptor) [pid 6273] close(15) = -1 EBADF (Bad file descriptor) [pid 6273] close(16) = -1 EBADF (Bad file descriptor) [pid 6273] close(17) = -1 EBADF (Bad file descriptor) [pid 6273] close(18) = -1 EBADF (Bad file descriptor) [pid 6273] close(19) = -1 EBADF (Bad file descriptor) [pid 6273] close(20) = -1 EBADF (Bad file descriptor) [pid 6273] close(21) = -1 EBADF (Bad file descriptor) [pid 6273] close(22) = -1 EBADF (Bad file descriptor) [pid 6273] close(23) = -1 EBADF (Bad file descriptor) [pid 6273] close(24) = -1 EBADF (Bad file descriptor) [pid 6273] close(25) = -1 EBADF (Bad file descriptor) [pid 6273] close(26) = -1 EBADF (Bad file descriptor) [pid 6273] close(27) = -1 EBADF (Bad file descriptor) [pid 6273] close(28) = -1 EBADF (Bad file descriptor) [pid 6273] close(29) = -1 EBADF (Bad file descriptor) [pid 6273] exit_group(0 [pid 6276] <... futex resumed>) = ? [pid 6273] <... exit_group resumed>) = ? [pid 6278] <... mount resumed>) = 0 [pid 6277] <... ioctl resumed>) = 0 [pid 6276] +++ exited with 0 +++ [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] +++ exited with 0 +++ [pid 6270] close(8 [pid 6269] close(13 [pid 6278] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6277] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6277] <... futex resumed>) = 0 [pid 6274] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] close(9 [pid 6269] close(14 [pid 6277] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6274] <... futex resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6277] <... openat resumed>) = 5 [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6270] close(10 [pid 6269] close(15 [pid 5849] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6277] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6277] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6277] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = 0 [pid 6278] <... openat resumed>) = 3 [pid 6274] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] close(11 [pid 5849] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6278] chdir("./file0" [pid 6277] <... futex resumed>) = 0 [pid 6274] <... futex resumed>) = 1 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(16 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] <... chdir resumed>) = 0 [pid 6277] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6274] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6270] close(12 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./38/file0", [pid 6278] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6277] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(17 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6277] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] close(13 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6278] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6277] <... futex resumed>) = 1 [pid 6274] <... futex resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(18 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] close(3 [pid 6270] close(14 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./38/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6278] <... futex resumed>) = 1 [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(19 [pid 5849] <... openat resumed>) = 4 [pid 6278] openat(AT_FDCWD, ".", O_RDONLY [pid 6275] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] close(4 [pid 6270] close(15 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 6278] <... openat resumed>) = 4 [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6278] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] close(5 [pid 6269] close(20 [pid 5849] getdents64(4, [pid 6278] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] <... close resumed>) = 0 [pid 6270] close(16 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6278] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] close(6 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(21 [pid 5849] getdents64(4, [pid 6278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6278] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] close(7 [pid 6270] close(17 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 6278] <... ioctl resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(22 [pid 5849] <... close resumed>) = 0 [pid 6278] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] close(8 [pid 5849] rmdir("./38/file0" [pid 6278] <... futex resumed>) = 1 [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] close(18 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 6278] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6275] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] close(9 [pid 5849] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6278] <... openat resumed>) = 5 [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(23 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] close(10 [pid 5849] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6278] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] close(19 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6278] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6275] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] close(11 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(24 [pid 5849] unlink("./38/binderfs" [pid 6278] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6275] <... futex resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] close(20 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... unlink resumed>) = 0 [pid 6278] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] close(12 [pid 6278] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(25 [pid 5849] getdents64(3, [pid 6278] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] close(3 [pid 6274] close(13 [pid 6270] close(21 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6275] <... close resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] close(4 [pid 6274] close(14 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(26 [pid 5849] close(3 [pid 6275] <... close resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] close(22 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 6275] close(5 [pid 6274] close(15 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(27 [pid 6275] <... close resumed>) = 0 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./38" [pid 6275] close(6 [pid 6274] close(16 [pid 6270] close(23 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(28 [pid 6275] close(7 [pid 6274] close(17 [pid 5849] mkdir("./39", 0777 [pid 6270] close(24 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 6275] close(8 [pid 6274] close(18 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] close(29 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] close(25 [pid 6269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] close(9 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(19 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6269] exit_group(0 [pid 5849] <... openat resumed>) = 3 [pid 6275] close(10 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(20 [pid 6271] <... futex resumed>) = ? [pid 6270] close(26 [pid 6269] <... exit_group resumed>) = ? [pid 6275] close(11 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 102.580702][ T6278] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6274] close(21 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [pid 6275] close(12 [pid 6270] close(27 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] close(13 [pid 5849] close(3 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] close(14) = -1 EBADF (Bad file descriptor) [pid 6275] close(15) = -1 EBADF (Bad file descriptor) [pid 6275] close(16 [pid 6271] +++ exited with 0 +++ [pid 6270] close(28 [pid 6269] +++ exited with 0 +++ [pid 5849] <... close resumed>) = 0 [pid 6270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6270] close(29) = -1 EBADF (Bad file descriptor) [pid 6270] exit_group(0 [pid 5848] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6272] <... futex resumed>) = ? [pid 6270] <... exit_group resumed>) = ? [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6274] close(22 [pid 6272] +++ exited with 0 +++ [pid 5848] <... openat resumed>) = 3 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(3, "", [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(23 [pid 6270] +++ exited with 0 +++ [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6279 attached [pid 6275] close(17 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6279] set_robust_list(0x55555b6506a0, 24 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(24 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6279] <... set_robust_list resumed>) = 0 [pid 6275] close(18 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] chdir("./39" [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(25 [pid 6279] <... chdir resumed>) = 0 [pid 6275] close(19 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 83 [pid 6279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(26 [pid 6279] <... prctl resumed>) = 0 [pid 6275] close(20 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] setpgid(0, 0 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... restart_syscall resumed>) = 0 [pid 6279] <... setpgid resumed>) = 0 [pid 6275] close(21 [pid 6274] close(27 [pid 6279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] close(22 [pid 6274] close(28 [pid 5850] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] <... openat resumed>) = 3 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] write(3, "1000", 4 [pid 6275] close(23 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6279] <... write resumed>) = 4 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] close(29 [pid 5850] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6279] close(3 [pid 6275] close(24 [pid 6274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6279] <... close resumed>) = 0 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] exit_group(0 [pid 5850] newfstatat(3, "", [pid 6279] symlink("/dev/binderfs", "./binderfs" [pid 6277] <... futex resumed>) = ? [pid 6275] close(25 [pid 6274] <... exit_group resumed>) = ? [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6279] <... symlink resumed>) = 0 [pid 6277] +++ exited with 0 +++ [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] +++ exited with 0 +++ [pid 5850] getdents64(3, [pid 6279] write(1, "executing program\n", 18 [pid 6275] close(26executing program [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6279] <... write resumed>) = 18 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] close(27 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6279] <... futex resumed>) = 0 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 6279] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6275] close(28 [pid 5850] <... umount2 resumed>) = 0 [pid 5848] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6279] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6279] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./37/file0", [pid 5847] <... restart_syscall resumed>) = 0 [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] newfstatat(AT_FDCWD, "./38/file0", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] umount2("./37/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6279] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./37/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6279] <... mprotect resumed>) = 0 [pid 6275] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 4 [pid 6275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", [pid 5847] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6275] exit_group(0 [pid 5850] openat(AT_FDCWD, "./38/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6275] <... exit_group resumed>) = ? [pid 5848] close(4) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] rmdir("./37/file0" [pid 6279] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6278] <... futex resumed>) = ? [pid 5850] <... openat resumed>) = 4 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] newfstatat(4, "", [pid 5848] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(4, [pid 5848] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6280 attached [pid 5850] getdents64(4, [pid 5848] unlink("./37/binderfs" [pid 6280] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6279] <... clone3 resumed> => {parent_tid=[84]}, 88) = 84 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5847] newfstatat(3, "", [pid 6280] <... rseq resumed>) = 0 [pid 6279] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] close(4 [pid 5848] getdents64(3, [pid 6280] set_robust_list(0x7f14d90289a0, 24 [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6280] <... set_robust_list resumed>) = 0 [pid 6279] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./38/file0" [pid 5848] close(3 [pid 6280] rt_sigprocmask(SIG_SETMASK, [], [pid 6279] <... futex resumed>) = 0 [pid 6278] +++ exited with 0 +++ [pid 6275] +++ exited with 0 +++ [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] getdents64(3, [pid 6280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] rmdir("./37" [pid 5846] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... rmdir resumed>) = 0 [pid 6280] memfd_create("syzkaller", 0 [pid 5846] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5848] mkdir("./38", 0777 [pid 5846] <... openat resumed>) = 3 [pid 6280] <... memfd_create resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] newfstatat(3, "", [pid 6280] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] unlink("./38/binderfs" [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6280] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5846] getdents64(3, [pid 5848] <... ioctl resumed>) = 0 [pid 5848] close(3 [pid 6280] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] getdents64(3, [pid 5848] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6281 attached [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 81 [pid 5846] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6281] set_robust_list(0x55555b6506a0, 24 [pid 6280] <... write resumed>) = 131072 [pid 5850] close(3 [pid 6281] <... set_robust_list resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./38" [pid 6281] chdir("./38" [pid 5850] <... rmdir resumed>) = 0 [pid 6281] <... chdir resumed>) = 0 [pid 6280] munmap(0x7f14d0c00000, 138412032 [pid 5850] mkdir("./39", 0777 [pid 5847] <... umount2 resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] <... umount2 resumed>) = 0 [pid 6281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... openat resumed>) = 3 [pid 6280] <... munmap resumed>) = 0 [pid 5847] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6281] <... prctl resumed>) = 0 [pid 6280] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6281] setpgid(0, 0 [pid 6280] <... openat resumed>) = 4 [pid 5850] <... ioctl resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./39/file0", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6280] ioctl(4, LOOP_SET_FD, 3 [pid 5850] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... close resumed>) = 0 [pid 5847] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(AT_FDCWD, "./41/file0", [pid 6281] <... setpgid resumed>) = 0 [pid 6281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] openat(AT_FDCWD, "./39/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6281] <... openat resumed>) = 3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... openat resumed>) = 4 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./41/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6282 attached [pid 6281] write(3, "1000", 4 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 81 [pid 5847] newfstatat(4, "", [pid 5846] <... openat resumed>) = 4 [pid 6281] <... write resumed>) = 4 [pid 6281] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] newfstatat(4, "", [pid 6281] <... close resumed>) = 0 [pid 6281] symlink("/dev/binderfs", "./binderfs" [pid 5847] getdents64(4, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 executing program [pid 6282] set_robust_list(0x55555b6506a0, 24 [pid 6281] <... symlink resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, [pid 6281] write(1, "executing program\n", 18 [pid 5847] getdents64(4, [pid 6281] <... write resumed>) = 18 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] getdents64(4, [pid 6281] <... futex resumed>) = 0 [pid 5847] close(4 [pid 6281] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6281] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] close(4 [pid 6281] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] rmdir("./39/file0" [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... close resumed>) = 0 [pid 6282] <... set_robust_list resumed>) = 0 [pid 6281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6280] <... ioctl resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] rmdir("./41/file0" [pid 6282] chdir("./39" [pid 6281] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... rmdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6281] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6282] <... chdir resumed>) = 0 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6282] setpgid(0, 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6282] <... setpgid resumed>) = 0 [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6281] <... mprotect resumed>) = 0 [pid 6280] close(3 [pid 5847] unlink("./39/binderfs" [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6282] <... openat resumed>) = 3 [pid 6281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] unlink("./41/binderfs" [pid 6282] write(3, "1000", 4 [pid 6280] <... close resumed>) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6282] <... write resumed>) = 4 [pid 6282] close(3 [pid 6280] close(4 [pid 5847] getdents64(3, [pid 5846] <... unlink resumed>) = 0 [pid 6282] <... close resumed>) = 0 [pid 6282] symlink("/dev/binderfs", "./binderfs" [pid 6281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6280] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] getdents64(3, [pid 6282] <... symlink resumed>) = 0 [pid 6280] mkdir("./file0", 0777 executing program [pid 5847] close(3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6282] write(1, "executing program\n", 18 [pid 6281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6282] <... write resumed>) = 18 [pid 5847] <... close resumed>) = 0 [pid 5846] close(3 [pid 6280] <... mkdir resumed>) = 0 [pid 5847] rmdir("./39" [pid 5846] <... close resumed>) = 0 [pid 5846] rmdir("./41" [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... rmdir resumed>) = 0 [pid 6282] <... futex resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6282] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] mkdir("./42", 0777 [pid 6282] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5847] mkdir("./40", 0777 [pid 5846] <... mkdir resumed>) = 0 [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6283 attached ) = 0x7f14d9008000 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6282] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... mkdir resumed>) = 0 [pid 6283] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6282] <... mprotect resumed>) = 0 [pid 6281] <... clone3 resumed> => {parent_tid=[82]}, 88) = 82 [pid 6280] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] <... openat resumed>) = 3 [pid 6281] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] <... rseq resumed>) = 0 [pid 6283] set_robust_list(0x7f14d90289a0, 24 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6281] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6281] <... futex resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6283] <... set_robust_list resumed>) = 0 [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [ 102.741799][ T6280] loop3: detected capacity change from 0 to 256 [pid 5847] close(3 [pid 5846] <... close resumed>) = 0 [pid 6283] memfd_create("syzkaller", 0 [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6284 attached [pid 6283] <... memfd_create resumed>) = 3 [pid 6284] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6284] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6282] <... clone3 resumed> => {parent_tid=[82]}, 88) = 82 [pid 6284] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] <... mmap resumed>) = 0x7f14d0c00000 [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6282] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6284] memfd_create("syzkaller", 0 [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6284] <... memfd_create resumed>) = 3 [pid 6284] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6283] <... write resumed>) = 131072 ./strace-static-x86_64: Process 6285 attached [pid 6284] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 90 [pid 6283] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6283] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 ./strace-static-x86_64: Process 6286 attached [pid 6285] set_robust_list(0x55555b6506a0, 24 [pid 6284] <... write resumed>) = 131072 [pid 6283] ioctl(4, LOOP_SET_FD, 3 [pid 6286] set_robust_list(0x55555b6506a0, 24 [pid 6285] <... set_robust_list resumed>) = 0 [pid 6284] munmap(0x7f14d0c00000, 138412032 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 86 [pid 6286] <... set_robust_list resumed>) = 0 [pid 6285] chdir("./42" [pid 6284] <... munmap resumed>) = 0 [pid 6286] chdir("./40") = 0 [pid 6286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6286] setpgid(0, 0 [pid 6284] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6286] <... setpgid resumed>) = 0 [pid 6284] <... openat resumed>) = 4 [pid 6286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6284] ioctl(4, LOOP_SET_FD, 3 [pid 6286] <... openat resumed>) = 3 [pid 6285] <... chdir resumed>) = 0 [pid 6285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6286] write(3, "1000", 4 [pid 6285] setpgid(0, 0 [pid 6286] <... write resumed>) = 4 [pid 6285] <... setpgid resumed>) = 0 [pid 6286] close(3) = 0 [pid 6285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6286] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6283] <... ioctl resumed>) = 0 [pid 6283] close(3 [pid 6285] <... openat resumed>) = 3 [pid 6285] write(3, "1000", 4) = 4 [pid 6283] <... close resumed>) = 0 executing program [pid 6286] write(1, "executing program\n", 18 [pid 6285] close(3 [pid 6283] close(4 [pid 6286] <... write resumed>) = 18 [pid 6283] <... close resumed>) = 0 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] <... close resumed>) = 0 [pid 6283] mkdir("./file0", 0777 [pid 6286] <... futex resumed>) = 0 [pid 6285] symlink("/dev/binderfs", "./binderfs" [pid 6283] <... mkdir resumed>) = 0 [pid 6286] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6285] <... symlink resumed>) = 0 [ 102.795892][ T6280] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.818543][ T6283] loop1: detected capacity change from 0 to 256 [ 102.825909][ T6280] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 102.830003][ T6284] loop4: detected capacity change from 0 to 256 [pid 6283] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6286] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6285] write(1, "executing program\n", 18 [pid 6286] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6286] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6286] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6286] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[87]}, 88) = 87 [pid 6286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6286] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6287 attached [pid 6284] <... ioctl resumed>) = 0 [pid 6287] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6284] close(3 [pid 6287] <... rseq resumed>) = 0 [pid 6284] <... close resumed>) = 0 [pid 6287] set_robust_list(0x7f14d90289a0, 24 [pid 6284] close(4 [pid 6287] <... set_robust_list resumed>) = 0 [pid 6287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 6287] memfd_create("syzkaller", 0) = 3 [pid 6285] <... write resumed>) = 18 [pid 6287] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6284] <... close resumed>) = 0 [pid 6287] <... mmap resumed>) = 0x7f14d0c00000 [pid 6284] mkdir("./file0", 0777 [pid 6287] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6284] <... mkdir resumed>) = 0 [pid 6287] <... write resumed>) = 131072 [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6285] <... futex resumed>) = 0 [pid 6287] munmap(0x7f14d0c00000, 138412032) = 0 [ 102.862101][ T6283] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.862685][ T6280] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 102.896227][ T6287] loop0: detected capacity change from 0 to 256 [pid 6287] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6285] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6287] ioctl(4, LOOP_SET_FD, 3 [pid 6285] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6287] <... ioctl resumed>) = 0 [pid 6285] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6285] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6285] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6287] close(3) = 0 [pid 6287] close(4) = 0 [pid 6287] mkdir("./file0", 0777) = 0 [pid 6287] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""./strace-static-x86_64: Process 6288 attached [pid 6288] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6285] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 6285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6285] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... mount resumed>) = 0 [pid 6285] <... futex resumed>) = 0 [ 102.903574][ T6284] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.914980][ T6283] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 102.943437][ T6283] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6288] <... rseq resumed>) = 0 [pid 6280] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6288] set_robust_list(0x7f14d90289a0, 24 [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6280] <... openat resumed>) = 3 [pid 6288] <... set_robust_list resumed>) = 0 [pid 6280] chdir("./file0" [pid 6288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6280] <... chdir resumed>) = 0 [pid 6288] memfd_create("syzkaller", 0) = 3 [pid 6280] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6288] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6280] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6288] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6283] <... mount resumed>) = 0 [pid 6280] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6280] <... futex resumed>) = 1 [pid 6283] <... openat resumed>) = 3 [pid 6280] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] <... write resumed>) = 131072 [pid 6283] chdir("./file0" [pid 6279] <... futex resumed>) = 0 [pid 6288] munmap(0x7f14d0c00000, 138412032 [pid 6283] <... chdir resumed>) = 0 [pid 6279] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6279] <... futex resumed>) = 1 [pid 6288] <... munmap resumed>) = 0 [pid 6283] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] <... futex resumed>) = 0 [ 102.958545][ T6287] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 102.974148][ T6284] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 102.987012][ T6287] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6283] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6283] <... futex resumed>) = 1 [pid 6281] <... futex resumed>) = 0 [pid 6280] openat(AT_FDCWD, ".", O_RDONLY [pid 6288] <... openat resumed>) = 4 [pid 6283] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] ioctl(4, LOOP_SET_FD, 3 [pid 6281] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... openat resumed>) = 4 [pid 6280] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = 1 [pid 6280] <... futex resumed>) = 1 [pid 6283] <... futex resumed>) = 0 [pid 6283] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6283] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6280] <... futex resumed>) = 0 [pid 6283] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = 1 [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 103.012927][ T6284] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 103.045538][ T6288] loop2: detected capacity change from 0 to 256 [pid 6280] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6288] <... ioctl resumed>) = 0 [pid 6284] <... mount resumed>) = 0 [pid 6288] close(3 [pid 6284] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6284] chdir("./file0") = 0 [pid 6284] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6288] <... close resumed>) = 0 [pid 6284] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6284] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6284] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] close(4 [pid 6282] <... futex resumed>) = 0 [pid 6282] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6284] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6284] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6284] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] <... close resumed>) = 0 [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6288] mkdir("./file0", 0777) = 0 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6288] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6282] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6284] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] <... ioctl resumed>) = 0 [pid 6283] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... ioctl resumed>) = 0 [pid 6279] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6283] <... futex resumed>) = 1 [pid 6281] <... futex resumed>) = 0 [pid 6280] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6281] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 0 [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6283] <... openat resumed>) = 5 [pid 6280] <... openat resumed>) = 5 [pid 6283] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... futex resumed>) = 1 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 1 [pid 6279] <... futex resumed>) = 0 [pid 6281] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6279] <... futex resumed>) = 0 [pid 6281] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6279] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6283] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [ 103.065428][ T6287] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 103.097798][ T6288] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6280] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... ioctl resumed>) = 0 [pid 6283] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6280] <... futex resumed>) = 1 [pid 6279] <... futex resumed>) = 0 [pid 6284] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6284] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] <... futex resumed>) = 0 [pid 6287] <... mount resumed>) = 0 [pid 6284] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6287] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6284] <... openat resumed>) = 5 [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] <... openat resumed>) = 3 [pid 6284] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6287] chdir("./file0" [pid 6284] <... futex resumed>) = 0 [pid 6282] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... chdir resumed>) = 0 [pid 6284] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6282] <... futex resumed>) = 0 [pid 6287] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6284] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6282] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6284] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6287] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = 0 [pid 6282] close(3 [pid 6287] <... futex resumed>) = 1 [pid 6286] <... futex resumed>) = 0 [pid 6284] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... close resumed>) = 0 [pid 6280] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] close(3 [pid 6286] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] close(4 [pid 6279] <... close resumed>) = 0 [pid 6287] openat(AT_FDCWD, ".", O_RDONLY [pid 6286] <... futex resumed>) = 0 [pid 6283] <... futex resumed>) = 1 [pid 6282] <... close resumed>) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6287] <... openat resumed>) = 4 [pid 6283] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] close(5 [pid 6281] close(3 [pid 6279] close(4 [pid 6282] <... close resumed>) = 0 [pid 6282] close(6) = -1 EBADF (Bad file descriptor) [pid 6282] close(7) = -1 EBADF (Bad file descriptor) [pid 6282] close(8 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6287] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] close(9 [pid 6287] <... futex resumed>) = 1 [pid 6286] <... futex resumed>) = 0 [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6287] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6286] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] close(10 [pid 6287] <... ioctl resumed>) = 0 [pid 6286] <... futex resumed>) = 0 [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6287] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] close(11 [pid 6281] <... close resumed>) = 0 [pid 6279] <... close resumed>) = 0 [pid 6287] <... futex resumed>) = 0 [pid 6287] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] close(4 [pid 6279] close(5 [pid 6287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6286] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] close(12 [pid 6287] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6286] <... futex resumed>) = 0 [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6287] <... openat resumed>) = 5 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] close(13 [pid 6281] <... close resumed>) = 0 [pid 6279] <... close resumed>) = 0 [pid 6282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6282] close(14) = -1 EBADF (Bad file descriptor) [pid 6282] close(15) = -1 EBADF (Bad file descriptor) [pid 6282] close(16) = -1 EBADF (Bad file descriptor) [pid 6282] close(17) = -1 EBADF (Bad file descriptor) [pid 6282] close(18) = -1 EBADF (Bad file descriptor) [pid 6282] close(19) = -1 EBADF (Bad file descriptor) [pid 6282] close(20) = -1 EBADF (Bad file descriptor) [pid 6282] close(21) = -1 EBADF (Bad file descriptor) [pid 6282] close(22) = -1 EBADF (Bad file descriptor) [pid 6282] close(23) = -1 EBADF (Bad file descriptor) [pid 6282] close(24) = -1 EBADF (Bad file descriptor) [pid 6282] close(25) = -1 EBADF (Bad file descriptor) [pid 6282] close(26) = -1 EBADF (Bad file descriptor) [pid 6282] close(27) = -1 EBADF (Bad file descriptor) [pid 6282] close(28) = -1 EBADF (Bad file descriptor) [pid 6282] close(29) = -1 EBADF (Bad file descriptor) [pid 6282] exit_group(0 [pid 6284] <... futex resumed>) = ? [pid 6282] <... exit_group resumed>) = ? [pid 6284] +++ exited with 0 +++ [pid 6282] +++ exited with 0 +++ [pid 6287] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6286] <... futex resumed>) = 0 [pid 6286] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6286] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6287] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6286] <... futex resumed>) = 0 [pid 6286] close(3) = 0 [pid 6286] close(4) = 0 [pid 6286] close(5) = 0 [pid 6286] close(6) = -1 EBADF (Bad file descriptor) [pid 6286] close(7) = -1 EBADF (Bad file descriptor) [pid 6286] close(8) = -1 EBADF (Bad file descriptor) [pid 6286] close(9) = -1 EBADF (Bad file descriptor) [pid 6286] close(10) = -1 EBADF (Bad file descriptor) [pid 6286] close(11) = -1 EBADF (Bad file descriptor) [pid 6286] close(12) = -1 EBADF (Bad file descriptor) [pid 6286] close(13) = -1 EBADF (Bad file descriptor) [pid 6286] close(14) = -1 EBADF (Bad file descriptor) [pid 6286] close(15) = -1 EBADF (Bad file descriptor) [pid 6286] close(16 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6279] close(6 [pid 6281] close(5 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6286] close(17 [pid 6279] close(7 [pid 6286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] <... close resumed>) = 0 [pid 6287] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6286] close(18) = -1 EBADF (Bad file descriptor) [pid 6281] close(6 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6286] close(19 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(8 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6281] close(7 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(9) = -1 EBADF (Bad file descriptor) [pid 6279] close(10 [pid 6286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] close(8 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6286] close(20 [pid 6279] close(11 [pid 6286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6286] close(21) = -1 EBADF (Bad file descriptor) [pid 6286] close(22) = -1 EBADF (Bad file descriptor) [pid 6286] close(23) = -1 EBADF (Bad file descriptor) [pid 6286] close(24) = -1 EBADF (Bad file descriptor) [pid 6286] close(25) = -1 EBADF (Bad file descriptor) [pid 6286] close(26) = -1 EBADF (Bad file descriptor) [pid 6286] close(27) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(3, "", [pid 6279] close(12 [pid 6286] close(28 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] close(9 [pid 6279] close(13 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 6281] close(10 [pid 6279] close(14 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... mount resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(15 [pid 6288] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6281] close(11 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(16 [pid 6286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] close(12 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(17 [pid 6281] close(13 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... openat resumed>) = 3 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(18 [pid 6286] close(29) = -1 EBADF (Bad file descriptor) [pid 6286] exit_group(0) = ? [pid 6281] close(14 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = 0 [pid 6288] chdir("./file0" [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(19 [pid 6287] <... futex resumed>) = ? [pid 6281] close(15 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... chdir resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6288] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6281] close(16 [pid 6279] close(20) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6287] +++ exited with 0 +++ [pid 6286] +++ exited with 0 +++ [pid 6281] close(17 [pid 6279] close(21 [pid 5850] newfstatat(AT_FDCWD, "./39/file0", [pid 6288] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] close(18 [pid 6279] close(22 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6288] <... futex resumed>) = 1 [pid 6285] <... futex resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6285] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] close(19 [pid 6279] close(23 [pid 6285] <... futex resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6288] openat(AT_FDCWD, ".", O_RDONLY [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] close(20 [pid 6279] close(24 [pid 5850] openat(AT_FDCWD, "./39/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... restart_syscall resumed>) = 0 [pid 6281] close(21 [pid 6279] close(25) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 4 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... openat resumed>) = 4 [pid 6281] close(22 [pid 6279] close(26 [pid 6288] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(4, "", [pid 6288] <... futex resumed>) = 1 [ 103.121569][ T6288] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 103.152092][ T6288] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6285] <... futex resumed>) = 0 [pid 6281] close(23 [pid 6279] close(27 [pid 6288] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6285] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] close(28 [pid 6288] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6285] <... futex resumed>) = 0 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6288] <... ioctl resumed>) = 0 [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] close(29 [pid 5847] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6288] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] close(24 [pid 6279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6288] <... futex resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] exit_group(0 [pid 5847] <... openat resumed>) = 3 [pid 6288] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] close(25 [pid 6280] <... futex resumed>) = ? [pid 6279] <... exit_group resumed>) = ? [pid 5850] getdents64(4, [pid 5847] newfstatat(3, "", [pid 6288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6280] +++ exited with 0 +++ [pid 6279] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6288] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6281] close(26 [pid 5850] getdents64(4, [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6288] <... openat resumed>) = 5 [pid 6285] <... futex resumed>) = 0 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5847] getdents64(3, [pid 5850] close(4 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6281] close(27 [pid 5850] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./39/file0" [pid 6288] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] close(28 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6288] <... futex resumed>) = 0 [pid 6285] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6288] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6285] <... futex resumed>) = 0 [pid 6281] close(29 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = 0 [pid 6288] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6285] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5849] <... openat resumed>) = 3 [pid 5847] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6288] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(3, "", [pid 6288] <... futex resumed>) = 0 [pid 6285] close(3 [pid 5850] unlink("./39/binderfs" [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6288] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] <... close resumed>) = 0 [pid 6283] <... futex resumed>) = ? [pid 6281] <... exit_group resumed>) = ? [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5847] newfstatat(AT_FDCWD, "./40/file0", [pid 6285] close(4 [pid 6283] +++ exited with 0 +++ [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 6285] <... close resumed>) = 0 [pid 6281] +++ exited with 0 +++ [pid 5850] rmdir("./39" [pid 5849] <... umount2 resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] newfstatat(AT_FDCWD, "./39/file0", [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] mkdir("./40", 0777 [pid 5849] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./39/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5847] openat(AT_FDCWD, "./40/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6285] close(5 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... openat resumed>) = 4 [pid 6285] <... close resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] getdents64(4, [pid 5847] newfstatat(4, "", [pid 6285] close(6 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5849] getdents64(4, [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6285] close(7 [pid 5850] close(3 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 5847] getdents64(4, [pid 6285] close(8 [pid 5849] <... close resumed>) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5849] rmdir("./39/file0" [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6285] close(9 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... rmdir resumed>) = 0 [pid 5847] getdents64(4, [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6285] close(10 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5847] close(4 [pid 6285] close(11 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] unlink("./39/binderfs" [pid 5848] <... restart_syscall resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6285] close(12 [pid 5849] <... unlink resumed>) = 0 [pid 5847] rmdir("./40/file0"./strace-static-x86_64: Process 6289 attached [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6285] close(13 [pid 6289] set_robust_list(0x55555b6506a0, 24 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5848] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... rmdir resumed>) = 0 [pid 6289] <... set_robust_list resumed>) = 0 [pid 6285] close(14 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 83 [pid 6289] chdir("./40" [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] rmdir("./39" [pid 5848] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6289] <... chdir resumed>) = 0 [pid 6285] close(15 [pid 5847] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... prctl resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6289] setpgid(0, 0 [pid 6285] close(16 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6289] <... setpgid resumed>) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6285] close(17 [pid 5849] mkdir("./40", 0777 [pid 5848] newfstatat(3, "", [pid 6289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6285] close(18) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] getdents64(3, [pid 5847] unlink("./40/binderfs" [pid 6289] <... openat resumed>) = 3 [pid 6285] close(19 [pid 6289] write(3, "1000", 4 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... unlink resumed>) = 0 [pid 6289] <... write resumed>) = 4 [pid 6285] close(20 [pid 5847] getdents64(3, [pid 6289] close(3 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6289] <... close resumed>) = 0 [pid 6285] close(21 [pid 6289] symlink("/dev/binderfs", "./binderfs" [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 6285] close(22 [pid 5847] <... close resumed>) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./40" [pid 6285] close(23) = -1 EBADF (Bad file descriptor) [pid 6289] <... symlink resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... rmdir resumed>) = 0 executing program [pid 6289] write(1, "executing program\n", 18 [pid 6285] close(24 [pid 5849] <... ioctl resumed>) = 0 [pid 5847] mkdir("./41", 0777 [pid 6289] <... write resumed>) = 18 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] close(25 [pid 5849] close(3 [pid 5847] <... mkdir resumed>) = 0 [pid 6289] <... futex resumed>) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6289] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6285] close(26) = -1 EBADF (Bad file descriptor) [pid 6289] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6285] close(27 [pid 6289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] <... openat resumed>) = 3 [pid 6289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6285] close(28 [pid 5847] <... ioctl resumed>) = 0 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... mmap resumed>) = 0x7f14d9008000 [pid 6285] close(29 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 6285] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6290 attached [pid 6289] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6285] exit_group(0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... close resumed>) = 0 [pid 6288] <... futex resumed>) = ? [pid 6285] <... exit_group resumed>) = ? [pid 6289] <... mprotect resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 85 [pid 5848] newfstatat(AT_FDCWD, "./38/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./38/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./38/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", [pid 6290] set_robust_list(0x55555b6506a0, 24 [pid 6288] +++ exited with 0 +++ [pid 6285] +++ exited with 0 +++ [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./38/file0" [pid 5846] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... rmdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(3, "", [pid 6289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 88 [pid 5846] getdents64(3, [pid 5848] unlink("./38/binderfs" [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./38") = 0 [pid 5848] mkdir("./39", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3./strace-static-x86_64: Process 6291 attached [pid 6290] <... set_robust_list resumed>) = 0 [pid 6289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5848] <... close resumed>) = 0 ./strace-static-x86_64: Process 6292 attached [pid 6290] chdir("./40" [pid 6289] <... clone3 resumed> => {parent_tid=[84]}, 88) = 84 [pid 6292] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6291] set_robust_list(0x55555b6506a0, 24 [pid 6289] rt_sigprocmask(SIG_SETMASK, [], [pid 6291] <... set_robust_list resumed>) = 0 [pid 6289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] <... rseq resumed>) = 0 [pid 6291] chdir("./41" [pid 6289] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... umount2 resumed>) = 0 [pid 6291] <... chdir resumed>) = 0 [pid 6289] <... futex resumed>) = 0 [pid 5846] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] <... chdir resumed>) = 0 [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] newfstatat(AT_FDCWD, "./42/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6292] set_robust_list(0x7f14d90289a0, 24 [pid 5846] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6293 attached [pid 6292] <... set_robust_list resumed>) = 0 [pid 6291] <... prctl resumed>) = 0 [pid 6290] <... prctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6291] setpgid(0, 0 [pid 5846] openat(AT_FDCWD, "./42/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6292] memfd_create("syzkaller", 0 [pid 6291] <... setpgid resumed>) = 0 [pid 6290] setpgid(0, 0 [pid 6292] <... memfd_create resumed>) = 3 [pid 5846] <... openat resumed>) = 4 [pid 6293] set_robust_list(0x55555b6506a0, 24 [pid 6292] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6290] <... setpgid resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 6293] <... set_robust_list resumed>) = 0 [pid 6292] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 83 [pid 6293] chdir("./39" [pid 6291] <... openat resumed>) = 3 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6291] write(3, "1000", 4 [pid 5846] getdents64(4, [pid 6291] <... write resumed>) = 4 [pid 6293] <... chdir resumed>) = 0 [pid 6292] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6290] <... openat resumed>) = 3 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6291] close(3 [pid 6290] write(3, "1000", 4 [pid 5846] getdents64(4, [pid 6293] <... prctl resumed>) = 0 [pid 6291] <... close resumed>) = 0 [pid 6290] <... write resumed>) = 4 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6293] setpgid(0, 0 [pid 6292] <... write resumed>) = 131072 [pid 6293] <... setpgid resumed>) = 0 [pid 6293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6293] write(3, "1000", 4) = 4 [pid 6293] close(3) = 0 [pid 6292] munmap(0x7f14d0c00000, 138412032 [pid 6291] symlink("/dev/binderfs", "./binderfs" [pid 6290] close(3 [pid 5846] close(4 [pid 6292] <... munmap resumed>) = 0 [pid 6290] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6293] symlink("/dev/binderfs", "./binderfs" [pid 6291] <... symlink resumed>) = 0 [pid 6293] <... symlink resumed>) = 0 executing program [pid 6291] write(1, "executing program\n", 18) = 18 [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6291] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6291] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6293] write(1, "executing program\n", 18 [pid 6291] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6293] <... write resumed>) = 18 [pid 6291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... mmap resumed>) = 0x7f14d9008000 [pid 6293] <... futex resumed>) = 0 [pid 6291] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6293] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6291] <... mprotect resumed>) = 0 [pid 6293] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6291] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6291] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6294 attached [pid 6293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6290] symlink("/dev/binderfs", "./binderfs" [pid 5846] rmdir("./42/file0"executing program [pid 6293] <... mmap resumed>) = 0x7f14d9008000 [pid 6292] <... openat resumed>) = 4 [pid 6291] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 5846] <... rmdir resumed>) = 0 [pid 6290] <... symlink resumed>) = 0 [pid 6294] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 5846] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6290] write(1, "executing program\n", 18 [pid 6294] <... rseq resumed>) = 0 [pid 6292] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] <... write resumed>) = 18 [pid 6294] set_robust_list(0x7f14d90289a0, 24 [pid 6293] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6291] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] <... mprotect resumed>) = 0 [pid 6293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6291] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6291] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6295 attached [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6293] <... clone3 resumed> => {parent_tid=[84]}, 88) = 84 [pid 6295] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... rseq resumed>) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] set_robust_list(0x7f14d90289a0, 24 [pid 6293] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... set_robust_list resumed>) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] memfd_create("syzkaller", 0 [pid 6294] <... set_robust_list resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6295] <... memfd_create resumed>) = 3 [pid 6290] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] unlink("./42/binderfs" [pid 6294] rt_sigprocmask(SIG_SETMASK, [], [pid 6290] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6294] memfd_create("syzkaller", 0 [pid 6290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... unlink resumed>) = 0 [pid 6294] <... memfd_create resumed>) = 3 [pid 6292] <... ioctl resumed>) = 0 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] getdents64(3, [pid 6294] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6294] <... mmap resumed>) = 0x7f14d0c00000 [pid 6295] <... mmap resumed>) = 0x7f14d0c00000 [pid 6290] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] close(3 [pid 6295] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6294] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6292] close(3 [pid 6290] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] <... close resumed>) = 0 [pid 6290] <... mprotect resumed>) = 0 [pid 5846] rmdir("./42" [pid 6294] <... write resumed>) = 131072 [pid 6292] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5846] mkdir("./43", 0777 [pid 6295] <... write resumed>) = 131072 [pid 6294] munmap(0x7f14d0c00000, 138412032 [pid 6292] close(4 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] <... mkdir resumed>) = 0 [pid 6294] <... munmap resumed>) = 0 [pid 6292] <... close resumed>) = 0 [pid 6290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6294] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6292] mkdir("./file0", 0777 [pid 5846] <... openat resumed>) = 3 [pid 6295] munmap(0x7f14d0c00000, 138412032 [pid 6292] <... mkdir resumed>) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6294] <... openat resumed>) = 4 [pid 6290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6294] ioctl(4, LOOP_SET_FD, 3 [pid 6292] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... ioctl resumed>) = 0 [pid 6295] <... munmap resumed>) = 0 [pid 6295] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6295] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 6296 attached [pid 6290] <... clone3 resumed> => {parent_tid=[86]}, 88) = 86 [ 103.375735][ T6292] loop4: detected capacity change from 0 to 256 [ 103.406841][ T6294] loop0: detected capacity change from 0 to 256 [ 103.409012][ T6295] loop1: detected capacity change from 0 to 256 [pid 5846] close(3 [pid 6295] <... ioctl resumed>) = 0 [pid 6296] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6294] <... ioctl resumed>) = 0 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6296] <... rseq resumed>) = 0 [pid 6295] close(3 [pid 6294] close(3 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6296] set_robust_list(0x7f14d90289a0, 24 [pid 6295] <... close resumed>) = 0 [pid 6294] <... close resumed>) = 0 [pid 6290] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... set_robust_list resumed>) = 0 [pid 6295] close(4 [pid 6294] close(4 [pid 6290] <... futex resumed>) = 0 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... close resumed>) = 0 [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] mkdir("./file0", 0777 [pid 6294] <... close resumed>) = 0 [pid 6296] memfd_create("syzkaller", 0 [pid 6295] <... mkdir resumed>) = 0 [pid 6294] mkdir("./file0", 0777./strace-static-x86_64: Process 6297 attached [pid 6296] <... memfd_create resumed>) = 3 [pid 6295] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 92 [pid 6297] set_robust_list(0x55555b6506a0, 24 [pid 6296] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6294] <... mkdir resumed>) = 0 [pid 6297] <... set_robust_list resumed>) = 0 [pid 6296] <... mmap resumed>) = 0x7f14d0c00000 [pid 6296] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6294] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6296] <... write resumed>) = 131072 [pid 6297] chdir("./43") = 0 [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6296] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6296] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6297] <... prctl resumed>) = 0 [pid 6296] <... openat resumed>) = 4 [pid 6297] setpgid(0, 0 [ 103.418147][ T6292] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.443874][ T6295] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.463923][ T6292] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6296] ioctl(4, LOOP_SET_FD, 3 [pid 6297] <... setpgid resumed>) = 0 [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6296] <... ioctl resumed>) = 0 [pid 6296] close(3) = 0 [pid 6296] close(4) = 0 [pid 6296] mkdir("./file0", 0777) = 0 [pid 6296] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6297] <... openat resumed>) = 3 [pid 6297] write(3, "1000", 4) = 4 [ 103.486115][ T6296] loop3: detected capacity change from 0 to 256 [ 103.493226][ T6294] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.494136][ T6292] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 103.516145][ T6295] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6297] close(3) = 0 [pid 6297] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6297] write(1, "executing program\n", 18) = 18 [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6297] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6297] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [ 103.528606][ T6294] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 103.537352][ T6296] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.559022][ T6296] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6297] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6297] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6292] <... mount resumed>) = 0 [pid 6297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6292] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6297] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6292] chdir("./file0"./strace-static-x86_64: Process 6298 attached [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6292] <... chdir resumed>) = 0 [pid 6298] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6298] <... rseq resumed>) = 0 [pid 6297] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6292] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 6292] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6298] memfd_create("syzkaller", 0) = 3 [pid 6292] <... futex resumed>) = 1 [pid 6289] <... futex resumed>) = 0 [pid 6298] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6292] openat(AT_FDCWD, ".", O_RDONLY [pid 6289] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6298] <... mmap resumed>) = 0x7f14d0c00000 [pid 6292] <... openat resumed>) = 4 [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 103.590541][ T6295] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 103.621937][ T6294] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6292] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6292] <... futex resumed>) = 1 [pid 6289] <... futex resumed>) = 0 [pid 6298] <... write resumed>) = 131072 [pid 6292] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6289] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6289] <... futex resumed>) = 0 [pid 6298] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6292] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6292] <... ioctl resumed>) = 0 [pid 6298] ioctl(4, LOOP_SET_FD, 3 [pid 6292] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... mount resumed>) = 0 [pid 6292] <... futex resumed>) = 1 [pid 6289] <... futex resumed>) = 0 [pid 6295] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6295] chdir("./file0") = 0 [pid 6295] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6295] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6295] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] <... futex resumed>) = 0 [pid 6293] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6296] <... mount resumed>) = 0 [pid 6295] <... futex resumed>) = 0 [pid 6294] <... mount resumed>) = 0 [pid 6292] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6289] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6295] openat(AT_FDCWD, ".", O_RDONLY [pid 6294] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6296] <... openat resumed>) = 3 [pid 6295] <... openat resumed>) = 4 [pid 6294] <... openat resumed>) = 3 [pid 6292] <... openat resumed>) = 5 [pid 6289] <... futex resumed>) = 0 [pid 6295] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] chdir("./file0" [pid 6296] chdir("./file0" [pid 6295] <... futex resumed>) = 0 [pid 6294] <... chdir resumed>) = 0 [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... chdir resumed>) = 0 [pid 6295] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6294] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6296] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6292] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6296] <... futex resumed>) = 1 [pid 6294] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] <... futex resumed>) = 1 [pid 6291] <... futex resumed>) = 0 [pid 6294] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6291] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 1 [pid 6294] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] <... futex resumed>) = 0 [pid 6294] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... futex resumed>) = 1 [pid 6293] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = 0 [pid 6290] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6294] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6293] <... futex resumed>) = 1 [pid 6291] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... futex resumed>) = 0 [pid 6295] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 1 [pid 6296] openat(AT_FDCWD, ".", O_RDONLY [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... openat resumed>) = 4 [pid 6296] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6290] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 1 [pid 6296] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... ioctl resumed>) = 0 [pid 6295] <... ioctl resumed>) = 0 [pid 6294] <... ioctl resumed>) = 0 [pid 6292] <... futex resumed>) = 1 [pid 6289] <... futex resumed>) = 0 [pid 6296] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] <... futex resumed>) = 1 [pid 6295] <... futex resumed>) = 1 [pid 6294] <... futex resumed>) = 1 [pid 6293] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6296] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6293] <... futex resumed>) = 0 [pid 6292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6291] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6289] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6295] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6294] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... ioctl resumed>) = 0 [pid 6296] <... openat resumed>) = 5 [pid 6292] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6289] <... futex resumed>) = 0 [pid 6289] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6292] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] close(3 [pid 6296] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... openat resumed>) = 5 [pid 6294] <... openat resumed>) = 5 [pid 6292] <... futex resumed>) = 0 [pid 6289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6296] <... futex resumed>) = 1 [pid 6290] <... futex resumed>) = 0 [pid 6290] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6290] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6295] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 1 [pid 6294] <... futex resumed>) = 1 [pid 6293] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6294] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6293] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6294] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6293] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6295] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6294] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6295] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6291] close(3) = 0 [pid 6291] close(4) = 0 [pid 6291] close(5) = 0 [pid 6291] close(6 [pid 6292] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] close(3 [pid 6298] <... close resumed>) = 0 [pid 6295] <... futex resumed>) = 1 [pid 6293] <... futex resumed>) = 0 [pid 6291] close(7 [pid 6296] <... futex resumed>) = 1 [pid 6293] close(3 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... futex resumed>) = 0 [pid 6298] close(4 [pid 6296] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] <... close resumed>) = 0 [pid 6291] close(8 [ 103.639771][ T6296] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 103.661751][ T6298] loop2: detected capacity change from 0 to 256 [pid 6290] close(3 [pid 6289] <... close resumed>) = 0 [pid 6298] <... close resumed>) = 0 [pid 6293] close(4 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = 0 [pid 6289] close(4 [pid 6298] mkdir("./file0", 0777 [pid 6293] <... close resumed>) = 0 [pid 6291] close(9 [pid 6290] close(4 [pid 6289] <... close resumed>) = 0 [pid 6298] <... mkdir resumed>) = 0 [pid 6293] close(5 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = 0 [pid 6289] close(5 [pid 6298] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6293] <... close resumed>) = 0 [pid 6291] close(10 [pid 6290] close(5 [pid 6289] <... close resumed>) = 0 [pid 6293] close(6 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = 0 [pid 6289] close(6) = -1 EBADF (Bad file descriptor) [pid 6289] close(7) = -1 EBADF (Bad file descriptor) [pid 6289] close(8 [pid 6290] close(6 [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] close(9 [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(11 [pid 6290] close(7 [pid 6289] close(10 [pid 6293] close(7 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(12 [pid 6290] close(8 [pid 6289] close(11 [pid 6293] close(8 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(13 [pid 6290] close(9 [pid 6289] close(12 [pid 6293] close(9 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(14 [pid 6290] close(10 [pid 6289] close(13 [pid 6293] close(10 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(15 [pid 6290] close(11 [pid 6293] close(11 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(16 [pid 6290] close(12 [pid 6293] close(12 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] close(14 [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(17 [pid 6290] close(13 [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] close(13 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] close(15 [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(18 [pid 6290] close(14 [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] close(14 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(19 [pid 6290] close(15 [pid 6289] close(16 [pid 6293] close(15 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(20 [pid 6290] close(16 [pid 6293] close(16 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(21 [pid 6290] close(17 [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] close(17 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(22 [pid 6290] close(18 [pid 6289] close(17 [pid 6293] close(18 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(23 [pid 6290] close(19 [pid 6289] close(18 [pid 6293] close(19 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(24 [pid 6290] close(20 [pid 6289] close(19 [pid 6293] close(20 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(25 [pid 6290] close(21 [pid 6289] close(20 [pid 6293] close(21 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(26 [pid 6290] close(22 [pid 6293] close(22 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(27 [pid 6290] close(23 [pid 6289] close(21 [pid 6293] close(23 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(28 [pid 6290] close(24 [pid 6289] close(22 [pid 6293] close(24 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] close(29 [pid 6290] close(25 [pid 6289] close(23 [pid 6293] close(25 [pid 6291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 103.726679][ T6298] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.740490][ T6298] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6291] exit_group(0 [pid 6290] close(26 [pid 6289] close(24 [pid 6293] close(26 [pid 6289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] close(25) = -1 EBADF (Bad file descriptor) [pid 6289] close(26) = -1 EBADF (Bad file descriptor) [pid 6289] close(27) = -1 EBADF (Bad file descriptor) [pid 6289] close(28) = -1 EBADF (Bad file descriptor) [pid 6289] close(29) = -1 EBADF (Bad file descriptor) [pid 6289] exit_group(0 [pid 6292] <... futex resumed>) = ? [pid 6289] <... exit_group resumed>) = ? [pid 6294] <... futex resumed>) = ? [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6292] +++ exited with 0 +++ [pid 6291] <... exit_group resumed>) = ? [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6294] +++ exited with 0 +++ [pid 6293] close(27 [pid 6291] +++ exited with 0 +++ [pid 6290] close(27 [pid 6289] +++ exited with 0 +++ [pid 6298] <... mount resumed>) = 0 [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6298] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6293] close(28 [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6298] <... openat resumed>) = 3 [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] close(28 [pid 5850] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] chdir("./file0" [pid 6293] close(29 [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6298] <... chdir resumed>) = 0 [pid 6293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6290] close(29 [pid 5850] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6298] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6293] exit_group(0 [pid 6290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5847] <... restart_syscall resumed>) = 0 [pid 6298] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6295] <... futex resumed>) = ? [pid 6293] <... exit_group resumed>) = ? [pid 5850] newfstatat(3, "", [pid 6298] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] +++ exited with 0 +++ [pid 6293] +++ exited with 0 +++ [pid 6290] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6298] <... futex resumed>) = 1 [pid 6297] <... futex resumed>) = 0 [pid 6296] <... futex resumed>) = ? [pid 6290] <... exit_group resumed>) = ? [pid 5850] getdents64(3, [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6298] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] +++ exited with 0 +++ [pid 6290] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... futex resumed>) = 0 [pid 5850] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] openat(AT_FDCWD, ".", O_RDONLY [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6298] <... openat resumed>) = 4 [pid 5850] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6298] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6298] <... futex resumed>) = 1 [pid 6297] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./40/file0", [pid 6298] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... openat resumed>) = 3 [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... futex resumed>) = 0 [pid 5850] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./40/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6298] <... ioctl resumed>) = 0 [pid 5850] getdents64(4, [pid 6298] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6298] <... futex resumed>) = 1 [pid 6297] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6298] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5847] getdents64(3, [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... futex resumed>) = 0 [pid 5850] close(4 [pid 6298] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 5848] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6298] <... openat resumed>) = 5 [pid 5850] rmdir("./40/file0" [pid 6298] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] <... futex resumed>) = 1 [pid 6297] <... futex resumed>) = 0 [pid 5849] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6298] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6298] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6297] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6298] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6297] <... futex resumed>) = 0 [pid 6298] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] close(3) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 3 [pid 6297] close(4 [pid 5849] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] newfstatat(3, "", [pid 6297] <... close resumed>) = 0 [pid 6297] close(5 [pid 5849] <... openat resumed>) = 3 [pid 6297] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6297] close(6) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6297] close(7 [pid 5849] newfstatat(3, "", [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6297] close(8 [pid 5850] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6297] close(9) = -1 EBADF (Bad file descriptor) [pid 6297] close(10 [pid 5850] unlink("./40/binderfs" [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6297] close(11 [pid 5850] <... unlink resumed>) = 0 [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6297] close(12) = -1 EBADF (Bad file descriptor) [pid 6297] close(13) = -1 EBADF (Bad file descriptor) [pid 6297] close(14 [pid 5850] getdents64(3, [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6297] close(15 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 6297] close(16) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6297] close(17) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./40" [pid 6297] close(18) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 6297] close(19) = -1 EBADF (Bad file descriptor) [pid 6297] close(20) = -1 EBADF (Bad file descriptor) [pid 6297] close(21) = -1 EBADF (Bad file descriptor) [pid 5850] mkdir("./41", 0777 [pid 6297] close(22 [pid 5850] <... mkdir resumed>) = 0 [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6297] close(23) = -1 EBADF (Bad file descriptor) [pid 6297] close(24) = -1 EBADF (Bad file descriptor) [pid 6297] close(25) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6297] close(26) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6297] close(27) = -1 EBADF (Bad file descriptor) [pid 6297] close(28) = -1 EBADF (Bad file descriptor) [pid 6297] close(29 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6297] exit_group(0 [pid 5848] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = 0 [pid 6298] <... futex resumed>) = ? [pid 6297] <... exit_group resumed>) = ? [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6298] +++ exited with 0 +++ [ 103.766990][ T6298] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6297] +++ exited with 0 +++ [pid 5850] close(3 [pid 5848] <... umount2 resumed>) = 0 [pid 5849] getdents64(3, [pid 5847] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] <... close resumed>) = 0 [pid 5849] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... umount2 resumed>) = 0 [pid 5848] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./41/file0", [pid 5846] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(AT_FDCWD, "./39/file0", [pid 5847] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(3, "", [pid 5848] umount2("./39/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] openat(AT_FDCWD, "./41/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./39/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... openat resumed>) = 4 [pid 5846] getdents64(3, ./strace-static-x86_64: Process 6299 attached [pid 5849] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 4 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6299] set_robust_list(0x55555b6506a0, 24 [pid 5848] newfstatat(4, "", [pid 5847] newfstatat(4, "", [pid 5846] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6299] <... set_robust_list resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6299] chdir("./41" [pid 5849] newfstatat(AT_FDCWD, "./40/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./40/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6299] <... chdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 85 [pid 5849] getdents64(4, [pid 5847] getdents64(4, [pid 5848] getdents64(4, [pid 5846] <... umount2 resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./40/file0") = 0 [pid 5849] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./40/binderfs") = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./40") = 0 [pid 5849] mkdir("./41", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 6299] <... prctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(4, [pid 5847] getdents64(4, [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] close(4 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] newfstatat(AT_FDCWD, "./43/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] close(4 [pid 5848] rmdir("./39/file0" [pid 5847] <... close resumed>) = 0 [pid 5846] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6299] setpgid(0, 0) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... rmdir resumed>) = 0 [pid 5847] rmdir("./41/file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6300 attached [pid 6300] set_robust_list(0x55555b6506a0, 24 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "./43/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... rmdir resumed>) = 0 [pid 6299] <... openat resumed>) = 3 [pid 5848] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... openat resumed>) = 4 [pid 5847] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6299] write(3, "1000", 4 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 87 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(4, "", [pid 6300] <... set_robust_list resumed>) = 0 [pid 6299] <... write resumed>) = 4 [pid 5848] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6300] chdir("./41" [pid 6299] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6299] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6299] symlink("/dev/binderfs", "./binderfs" [pid 5848] unlink("./39/binderfs" [pid 5846] getdents64(4, [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6300] <... chdir resumed>) = 0 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6299] <... symlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] unlink("./41/binderfs" [pid 5848] <... unlink resumed>) = 0 [pid 5846] getdents64(4, [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] getdents64(3, [pid 5846] close(4 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... close resumed>) = 0 [pid 5848] getdents64(3, [pid 5847] close(3 [pid 5846] rmdir("./43/file0" [pid 6300] <... prctl resumed>) = 0 [pid 6299] write(1, "executing program\n", 18 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... close resumed>) = 0 [pid 6300] setpgid(0, 0 executing program [pid 5848] close(3 [pid 5847] rmdir("./41" [pid 5846] <... rmdir resumed>) = 0 [pid 6300] <... setpgid resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] <... write resumed>) = 18 [pid 5848] rmdir("./39" [pid 5847] <... rmdir resumed>) = 0 [pid 5846] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] mkdir("./42", 0777 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6300] <... openat resumed>) = 3 [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6299] <... futex resumed>) = 0 [pid 6299] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6300] write(3, "1000", 4 [pid 6299] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6300] <... write resumed>) = 4 [pid 6299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6300] close(3 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6300] <... close resumed>) = 0 [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6300] symlink("/dev/binderfs", "./binderfs" [pid 6299] <... mmap resumed>) = 0x7f14d9008000 [pid 6300] <... symlink resumed>) = 0 [pid 6299] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 6300] write(1, "executing program\n", 18 [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6300] <... write resumed>) = 18 [pid 6300] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6300] <... futex resumed>) = 0 [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6300] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6301 attached [pid 5848] mkdir("./40", 0777 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5846] unlink("./43/binderfs" [pid 6300] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6299] <... clone3 resumed> => {parent_tid=[86]}, 88) = 86 [pid 6300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 6300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6299] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... unlink resumed>) = 0 [pid 6301] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6300] <... mmap resumed>) = 0x7f14d9008000 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6301] <... rseq resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] getdents64(3, [pid 6301] set_robust_list(0x7f14d90289a0, 24 [pid 6300] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6301] <... set_robust_list resumed>) = 0 [pid 6300] <... mprotect resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6301] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] close(3 [pid 5846] close(3 [pid 6301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6300] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... close resumed>) = 0 [pid 6300] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6301] memfd_create("syzkaller", 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5846] <... close resumed>) = 0 ./strace-static-x86_64: Process 6302 attached [pid 6301] <... memfd_create resumed>) = 3 [pid 5848] close(3 [pid 5846] rmdir("./43" [pid 6300] <... clone3 resumed> => {parent_tid=[88]}, 88) = 88 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6300] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6301] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6302] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6302] set_robust_list(0x7f14d90289a0, 24 [pid 6301] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] mkdir("./44", 0777 [pid 6302] <... set_robust_list resumed>) = 0 [pid 6301] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... mkdir resumed>) = 0 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6302] memfd_create("syzkaller", 0) = 3 [pid 6302] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6302] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 6303 attached [pid 6302] <... write resumed>) = 131072 [pid 5846] <... openat resumed>) = 3 [pid 6303] set_robust_list(0x55555b6506a0, 24 [pid 5846] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6304 attached [pid 6302] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6303] <... set_robust_list resumed>) = 0 [pid 5846] close(3 [pid 6302] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6304] set_robust_list(0x55555b6506a0, 24 [pid 6303] chdir("./42" [pid 6304] <... set_robust_list resumed>) = 0 [pid 6302] <... openat resumed>) = 4 [pid 6304] chdir("./40") = 0 [pid 6302] ioctl(4, LOOP_SET_FD, 3 [pid 6304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6303] <... chdir resumed>) = 0 [pid 6302] <... ioctl resumed>) = 0 [pid 6301] <... write resumed>) = 131072 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 85 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 90 [pid 5846] <... close resumed>) = 0 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6304] <... prctl resumed>) = 0 [pid 6303] <... prctl resumed>) = 0 [pid 6301] munmap(0x7f14d0c00000, 138412032 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6303] setpgid(0, 0./strace-static-x86_64: Process 6305 attached [pid 6304] setpgid(0, 0 [pid 6303] <... setpgid resumed>) = 0 [pid 6301] <... munmap resumed>) = 0 [pid 6304] <... setpgid resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 94 [pid 6304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6304] <... openat resumed>) = 3 [pid 6301] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6304] write(3, "1000", 4) = 4 [pid 6304] close(3) = 0 [pid 6301] <... openat resumed>) = 4 [pid 6304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6304] write(1, "executing program\n", 18 [pid 6303] <... openat resumed>) = 3 [pid 6305] set_robust_list(0x55555b6506a0, 24 executing program [pid 6303] write(3, "1000", 4 [pid 6301] ioctl(4, LOOP_SET_FD, 3 [pid 6305] <... set_robust_list resumed>) = 0 [pid 6304] <... write resumed>) = 18 [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6304] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6304] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[86]}, 88) = 86 [pid 6304] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6306 attached NULL, 8) = 0 [pid 6304] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6306] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6302] close(3 [pid 6306] <... rseq resumed>) = 0 [pid 6302] <... close resumed>) = 0 [pid 6306] set_robust_list(0x7f14d90289a0, 24 [pid 6302] close(4 [pid 6306] <... set_robust_list resumed>) = 0 [pid 6302] <... close resumed>) = 0 [pid 6306] rt_sigprocmask(SIG_SETMASK, [], [pid 6302] mkdir("./file0", 0777 [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... mkdir resumed>) = 0 [pid 6306] memfd_create("syzkaller", 0 [pid 6302] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6306] <... memfd_create resumed>) = 3 [pid 6306] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6306] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6305] chdir("./44" [pid 6303] <... write resumed>) = 4 [ 103.936582][ T6302] loop3: detected capacity change from 0 to 256 [ 103.965827][ T6301] loop4: detected capacity change from 0 to 256 [pid 6306] munmap(0x7f14d0c00000, 138412032 [pid 6305] <... chdir resumed>) = 0 [pid 6303] close(3 [pid 6301] <... ioctl resumed>) = 0 [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6303] <... close resumed>) = 0 [pid 6305] <... prctl resumed>) = 0 [pid 6305] setpgid(0, 0 [pid 6303] symlink("/dev/binderfs", "./binderfs" [pid 6301] close(3) = 0 [pid 6303] <... symlink resumed>) = 0 [pid 6305] <... setpgid resumed>) = 0 [pid 6301] close(4 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6303] write(1, "executing program\n", 18 [pid 6301] <... close resumed>) = 0 executing program [pid 6303] <... write resumed>) = 18 [pid 6301] mkdir("./file0", 0777 [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... mkdir resumed>) = 0 [pid 6305] <... openat resumed>) = 3 [pid 6303] <... futex resumed>) = 0 [pid 6301] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6303] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6306] <... munmap resumed>) = 0 [ 103.977822][ T6302] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 103.990280][ T6302] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 104.009935][ T6301] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.010714][ T6302] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [pid 6306] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6303] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6306] <... openat resumed>) = 4 [pid 6303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6306] ioctl(4, LOOP_SET_FD, 3 [pid 6305] write(3, "1000", 4) = 4 [pid 6305] close(3) = 0 [pid 6305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6305] write(1, "executing program\n", 18 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6305] <... write resumed>) = 18 [pid 6303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6306] <... ioctl resumed>) = 0 [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] close(3 [pid 6303] <... mmap resumed>) = 0x7f14d9008000 [pid 6306] <... close resumed>) = 0 [pid 6305] <... futex resumed>) = 0 [pid 6303] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6305] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6303] <... mprotect resumed>) = 0 [pid 6306] close(4) = 0 [pid 6305] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6303] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6306] mkdir("./file0", 0777 [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6303] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] <... mkdir resumed>) = 0 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6305] <... mmap resumed>) = 0x7f14d9008000 [pid 6305] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6307 attached [pid 6306] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6305] <... mprotect resumed>) = 0 [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6303] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 6305] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6307] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6303] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... rseq resumed>) = 0 [pid 6305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6303] <... futex resumed>) = 0 [pid 6307] set_robust_list(0x7f14d90289a0, 24 [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6307] <... set_robust_list resumed>) = 0 [pid 6307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6305] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6305] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6308 attached [pid 6308] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6307] memfd_create("syzkaller", 0 [pid 6308] <... rseq resumed>) = 0 [pid 6308] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6308] memfd_create("syzkaller", 0) = 3 [pid 6308] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6308] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6307] <... memfd_create resumed>) = 3 [pid 6308] <... write resumed>) = 131072 [pid 6307] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6308] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6307] <... mmap resumed>) = 0x7f14d0c00000 [pid 6308] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [ 104.033492][ T6301] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 104.042450][ T6306] loop1: detected capacity change from 0 to 256 [ 104.056745][ T6306] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6308] ioctl(4, LOOP_SET_FD, 3 [pid 6307] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6307] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6307] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6307] ioctl(4, LOOP_SET_FD, 3 [pid 6302] <... mount resumed>) = 0 [pid 6302] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6302] chdir("./file0") = 0 [pid 6302] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6302] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6300] <... futex resumed>) = 0 [pid 6302] openat(AT_FDCWD, ".", O_RDONLY [pid 6300] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... openat resumed>) = 4 [pid 6300] <... futex resumed>) = 0 [pid 6300] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] <... ioctl resumed>) = 0 [pid 6307] <... ioctl resumed>) = 0 [pid 6308] close(3) = 0 [pid 6308] close(4 [pid 6307] close(3 [pid 6302] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6302] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] <... futex resumed>) = 0 [pid 6300] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = 1 [pid 6302] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [ 104.083970][ T6308] loop2: detected capacity change from 0 to 256 [ 104.104392][ T6306] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 104.117505][ T6307] loop0: detected capacity change from 0 to 256 [pid 6300] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] <... close resumed>) = 0 [pid 6307] <... close resumed>) = 0 [pid 6308] mkdir("./file0", 0777 [pid 6307] close(4 [pid 6308] <... mkdir resumed>) = 0 [pid 6307] <... close resumed>) = 0 [pid 6307] mkdir("./file0", 0777 [pid 6308] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6307] <... mkdir resumed>) = 0 [ 104.134575][ T6301] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.167354][ T6308] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6307] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6301] <... mount resumed>) = 0 [pid 6300] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6300] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] <... ioctl resumed>) = 0 [pid 6301] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6300] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6302] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... openat resumed>) = 3 [pid 6300] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6302] <... futex resumed>) = 0 [pid 6300] <... mprotect resumed>) = 0 [pid 6302] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 6309 attached [pid 6301] chdir("./file0" [pid 6300] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [ 104.174760][ T6307] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.202066][ T6307] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6300] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] <... chdir resumed>) = 0 [pid 6309] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053) = 0 [pid 6301] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6309] set_robust_list(0x7f14d90079a0, 24 [pid 6301] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6309] <... set_robust_list resumed>) = 0 [pid 6306] <... mount resumed>) = 0 [pid 6301] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6301] <... futex resumed>) = 1 [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] <... openat resumed>) = 3 [pid 6301] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6309] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6306] chdir("./file0" [pid 6299] <... futex resumed>) = 0 [pid 6306] <... chdir resumed>) = 0 [pid 6299] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... openat resumed>) = 5 [pid 6306] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6301] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = 1 [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6309] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6301] openat(AT_FDCWD, ".", O_RDONLY [pid 6309] <... futex resumed>) = 1 [pid 6306] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... openat resumed>) = 4 [pid 6300] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = 1 [pid 6304] <... futex resumed>) = 0 [pid 6301] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6304] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = 0 [pid 6301] <... futex resumed>) = 1 [pid 6300] <... futex resumed>) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6304] <... futex resumed>) = 0 [pid 6302] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6301] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] openat(AT_FDCWD, ".", O_RDONLY [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] <... futex resumed>) = 0 [pid 6306] <... openat resumed>) = 4 [pid 6302] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = 1 [pid 6300] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = 1 [pid 6304] <... futex resumed>) = 0 [pid 6302] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] close(3 [pid 6304] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6304] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = 0 [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] close(4) = 0 [pid 6300] close(5) = 0 [pid 6300] close(6) = -1 EBADF (Bad file descriptor) [ 104.226495][ T6306] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.238763][ T6308] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6300] close(7) = -1 EBADF (Bad file descriptor) [pid 6306] <... ioctl resumed>) = 0 [pid 6301] <... ioctl resumed>) = 0 [pid 6301] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] close(8 [pid 6306] <... futex resumed>) = 1 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] <... futex resumed>) = 0 [pid 6301] <... futex resumed>) = 1 [pid 6306] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6304] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] close(9 [pid 6299] <... futex resumed>) = 0 [pid 6304] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] <... openat resumed>) = 5 [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] close(10 [pid 6299] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] close(11) = -1 EBADF (Bad file descriptor) [pid 6300] close(12 [pid 6301] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... futex resumed>) = 1 [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6307] <... mount resumed>) = 0 [pid 6306] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6300] close(13 [pid 6307] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6306] <... futex resumed>) = 1 [pid 6304] <... futex resumed>) = 0 [pid 6307] <... openat resumed>) = 3 [pid 6306] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6304] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... openat resumed>) = 5 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] chdir("./file0" [pid 6306] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6304] <... futex resumed>) = 0 [pid 6300] close(14 [pid 6307] <... chdir resumed>) = 0 [pid 6306] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6307] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6306] <... futex resumed>) = 0 [pid 6304] close(3 [pid 6301] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] close(15 [pid 6307] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6304] <... close resumed>) = 0 [pid 6301] <... futex resumed>) = 1 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... futex resumed>) = 0 [pid 6307] <... futex resumed>) = 1 [pid 6304] close(4 [pid 6303] <... futex resumed>) = 0 [pid 6301] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] close(16 [pid 6299] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] openat(AT_FDCWD, ".", O_RDONLY [pid 6304] <... close resumed>) = 0 [pid 6303] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... futex resumed>) = 0 [pid 6304] close(5 [pid 6303] <... futex resumed>) = 0 [pid 6301] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6300] close(17 [pid 6307] <... openat resumed>) = 4 [pid 6304] <... close resumed>) = 0 [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] close(6 [pid 6301] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] close(18 [pid 6299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6301] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] close(3 [pid 6307] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] close(7 [pid 6301] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] close(19 [pid 6299] <... close resumed>) = 0 [pid 6307] <... futex resumed>) = 1 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6304] close(8 [pid 6303] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] close(20 [pid 6307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] <... futex resumed>) = 0 [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(9 [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] close(21 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(10 [pid 6300] close(22 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(11 [pid 6300] close(23 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(12 [pid 6300] close(24 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(13 [pid 6300] close(25 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(14 [pid 6300] close(26 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(15 [pid 6300] close(27 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(16 [pid 6300] close(28 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(17 [pid 6300] close(29 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6304] close(18) = -1 EBADF (Bad file descriptor) [pid 6300] exit_group(0 [pid 6299] close(4 [pid 6309] <... futex resumed>) = ? [pid 6304] close(19 [pid 6302] <... futex resumed>) = ? [pid 6300] <... exit_group resumed>) = ? [pid 6299] <... close resumed>) = 0 [pid 6309] +++ exited with 0 +++ [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] close(5 [pid 6308] <... mount resumed>) = 0 [pid 6299] <... close resumed>) = 0 [pid 6308] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6299] close(6 [pid 6308] <... openat resumed>) = 3 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] chdir("./file0" [pid 6299] close(7 [pid 6308] <... chdir resumed>) = 0 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6304] close(20 [pid 6302] +++ exited with 0 +++ [pid 6300] +++ exited with 0 +++ [pid 6299] close(8 [pid 6308] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6307] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [ 104.296041][ T6307] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.310162][ T6308] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6308] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] close(21 [pid 6299] close(9 [pid 6308] <... futex resumed>) = 1 [pid 6307] <... ioctl resumed>) = 0 [pid 6305] <... futex resumed>) = 0 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6308] openat(AT_FDCWD, ".", O_RDONLY [pid 6307] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] close(22 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... restart_syscall resumed>) = 0 [pid 6308] <... openat resumed>) = 4 [pid 6307] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] <... futex resumed>) = 0 [pid 6299] close(10 [pid 6308] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] close(23 [pid 6303] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... futex resumed>) = 0 [pid 6307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] <... futex resumed>) = 0 [pid 6299] close(11 [pid 6308] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6307] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6305] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] close(12 [pid 6307] <... openat resumed>) = 5 [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] close(24 [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] close(13 [pid 5849] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6307] <... futex resumed>) = 0 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6307] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6304] close(25 [pid 6303] <... futex resumed>) = 0 [pid 6299] close(14 [pid 5849] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6307] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] close(26 [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] close(15 [pid 5849] <... openat resumed>) = 3 [pid 6307] <... futex resumed>) = 0 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(3 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] close(16) = -1 EBADF (Bad file descriptor) [pid 6304] close(27 [pid 6303] <... close resumed>) = 0 [pid 6299] close(17) = -1 EBADF (Bad file descriptor) [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(4 [pid 6299] close(18 [pid 6307] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6304] close(28 [pid 6303] <... close resumed>) = 0 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(5 [pid 6299] close(19 [pid 6304] close(29 [pid 6303] <... close resumed>) = 0 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(6 [pid 6299] close(20 [pid 6304] exit_group(0 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 6308] <... ioctl resumed>) = 0 [pid 6306] <... futex resumed>) = ? [pid 6304] <... exit_group resumed>) = ? [pid 6303] close(7 [pid 6299] close(21 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6308] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] +++ exited with 0 +++ [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6303] close(8 [pid 6299] close(22 [pid 6308] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... futex resumed>) = 0 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] close(23 [pid 5849] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6308] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] +++ exited with 0 +++ [pid 6303] close(9 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... openat resumed>) = 5 [pid 6299] close(24 [pid 6308] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6303] close(10 [pid 6299] close(25 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6308] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... futex resumed>) = 0 [pid 6303] close(11 [pid 6299] close(26 [pid 5849] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6308] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6305] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6308] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6303] close(12 [pid 6299] close(27 [pid 6308] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6308] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6303] close(13 [pid 6299] close(28 [pid 5849] newfstatat(AT_FDCWD, "./41/file0", [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... restart_syscall resumed>) = 0 [pid 6305] close(3 [pid 6303] close(14 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6305] <... close resumed>) = 0 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] close(29 [pid 6305] close(4 [pid 6299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(15 [pid 5849] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] <... close resumed>) = 0 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6305] close(5 [pid 6303] close(16 [pid 6299] exit_group(0 [pid 5849] openat(AT_FDCWD, "./41/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6308] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] <... close resumed>) = 0 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6301] <... futex resumed>) = ? [pid 6299] <... exit_group resumed>) = ? [pid 6305] close(6 [pid 6303] close(17 [pid 5849] <... openat resumed>) = 4 [pid 5848] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6301] +++ exited with 0 +++ [pid 6299] +++ exited with 0 +++ [pid 6305] close(7 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(18 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] newfstatat(4, "", [pid 5848] <... openat resumed>) = 3 [pid 6305] close(8 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(19 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(3, "", [pid 6305] close(9 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(20 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6305] close(10 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5848] getdents64(3, [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] close(11 [pid 6303] close(21 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] close(12 [pid 5848] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 6305] close(13) = -1 EBADF (Bad file descriptor) [pid 6305] close(14) = -1 EBADF (Bad file descriptor) [pid 6305] close(15) = -1 EBADF (Bad file descriptor) [pid 6305] close(16 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] close(17) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] close(18 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6305] close(19 [pid 5850] <... openat resumed>) = 3 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(3, "", [pid 6305] close(20 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] rmdir("./41/file0" [pid 5848] <... umount2 resumed>) = 0 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 6305] close(21 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(22 [pid 5850] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5848] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] close(22 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = 0 [pid 5849] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(23 [pid 5850] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6305] close(23 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./40/file0", [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(24 [pid 5850] newfstatat(AT_FDCWD, "./41/file0", [pid 5849] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6305] close(24 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(25 [pid 5850] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./40/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6305] close(25 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./41/binderfs" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(26 [pid 5850] openat(AT_FDCWD, "./41/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... unlink resumed>) = 0 [pid 6305] close(26 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 4 [pid 5849] getdents64(3, [pid 5848] openat(AT_FDCWD, "./40/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] close(27 [pid 5850] newfstatat(4, "", [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... openat resumed>) = 4 [pid 6305] close(27 [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] close(3 [pid 5848] newfstatat(4, "", [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 6305] close(28 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(4, [pid 6305] close(29 [pid 6303] close(28 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] rmdir("./41" [pid 5848] getdents64(4, [pid 6305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(4 [pid 6305] exit_group(0 [pid 6303] close(29 [pid 5850] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6308] <... futex resumed>) = ? [pid 6305] <... exit_group resumed>) = ? [pid 6303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./41/file0" [pid 5849] mkdir("./42", 0777 [pid 6308] +++ exited with 0 +++ [pid 6305] +++ exited with 0 +++ [pid 6303] exit_group(0 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] getdents64(4, [pid 5850] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6307] <... futex resumed>) = ? [pid 6303] <... exit_group resumed>) = ? [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5848] close(4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./41/binderfs") = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 6307] +++ exited with 0 +++ [pid 6303] +++ exited with 0 +++ [pid 5850] rmdir("./41") = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... close resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] mkdir("./42", 0777 [pid 5848] rmdir("./40/file0" [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... rmdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5850] <... openat resumed>) = 3 [pid 5848] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] <... ioctl resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] close(3 [pid 5849] close(3 [pid 5848] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5847] newfstatat(3, "", [pid 5848] unlink("./40/binderfs" [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5847] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] close(3 [pid 5847] <... umount2 resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5846] newfstatat(3, "", [pid 5848] rmdir("./40" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] getdents64(3, [pid 5848] mkdir("./41", 0777 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./42/file0", [pid 5846] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6310 attached [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... openat resumed>) = 3 [pid 5847] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6311 attached [pid 6310] set_robust_list(0x55555b6506a0, 24 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6310] <... set_robust_list resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./42/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 87 [pid 5847] <... openat resumed>) = 4 [pid 6311] set_robust_list(0x55555b6506a0, 24 [pid 6310] chdir("./42" [pid 5848] <... ioctl resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 5846] <... umount2 resumed>) = 0 [pid 6311] <... set_robust_list resumed>) = 0 [pid 6310] <... chdir resumed>) = 0 [pid 5848] close(3 [pid 5846] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, [pid 6311] chdir("./42" [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, [pid 6311] <... chdir resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... close resumed>) = 0 [pid 5847] close(4 [pid 6311] <... prctl resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6311] setpgid(0, 0 [pid 6310] <... prctl resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] rmdir("./42/file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6310] setpgid(0, 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6311] <... setpgid resumed>) = 0 [pid 5847] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6312 attached [pid 6311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6310] <... setpgid resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./44/file0", [pid 6312] set_robust_list(0x55555b6506a0, 24 [pid 6311] <... openat resumed>) = 3 [pid 6310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 87 [pid 5847] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6312] <... set_robust_list resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 90 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6310] <... openat resumed>) = 3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6312] chdir("./41" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6312] <... chdir resumed>) = 0 [pid 6310] write(3, "1000", 4 [pid 5846] openat(AT_FDCWD, "./44/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] unlink("./42/binderfs" [pid 5846] <... openat resumed>) = 4 [pid 6312] <... prctl resumed>) = 0 [pid 6310] <... write resumed>) = 4 [pid 5846] newfstatat(4, "", [pid 6312] setpgid(0, 0 [pid 6310] close(3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6312] <... setpgid resumed>) = 0 [pid 6310] <... close resumed>) = 0 [pid 5846] getdents64(4, [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6310] symlink("/dev/binderfs", "./binderfs" [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6312] <... openat resumed>) = 3 [pid 6311] write(3, "1000", 4 [pid 5846] getdents64(4, executing program [pid 6311] <... write resumed>) = 4 [pid 6310] <... symlink resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6312] write(3, "1000", 4 [pid 6310] write(1, "executing program\n", 18 [pid 5846] close(4 [pid 6312] <... write resumed>) = 4 [pid 6310] <... write resumed>) = 18 [pid 6312] close(3 [pid 5846] <... close resumed>) = 0 [pid 6310] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... close resumed>) = 0 [pid 6310] <... futex resumed>) = 0 [pid 5846] rmdir("./44/file0" [pid 6312] symlink("/dev/binderfs", "./binderfs" [pid 6310] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6311] close(3 [pid 6310] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6312] <... symlink resumed>) = 0 [pid 6311] <... close resumed>) = 0 [pid 6310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program executing program [pid 6312] write(1, "executing program\n", 18 [pid 6311] symlink("/dev/binderfs", "./binderfs" [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6312] <... write resumed>) = 18 [pid 6310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... symlink resumed>) = 0 [pid 6310] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6312] <... futex resumed>) = 0 [pid 6310] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6312] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6311] write(1, "executing program\n", 18 [pid 6310] <... mprotect resumed>) = 0 [pid 6312] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] unlink("./44/binderfs" [pid 6312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6311] <... write resumed>) = 18 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... unlink resumed>) = 0 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6311] <... futex resumed>) = 0 [pid 6312] <... mmap resumed>) = 0x7f14d9008000 [pid 6311] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5847] getdents64(3, [pid 6312] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6311] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] close(3 [pid 6312] <... mprotect resumed>) = 0 [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 5846] getdents64(3, [pid 6312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] rmdir("./42" [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6311] <... mmap resumed>) = 0x7f14d9008000 [pid 6310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] close(3 [pid 6311] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6313 attached ) = 0 [pid 6310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] mkdir("./43", 0777 [pid 5846] <... close resumed>) = 0 ./strace-static-x86_64: Process 6314 attached [pid 6313] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6312] <... clone3 resumed> => {parent_tid=[88]}, 88) = 88 [pid 6311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... mkdir resumed>) = 0 [pid 5846] rmdir("./44" [pid 6313] <... rseq resumed>) = 0 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] <... clone3 resumed> => {parent_tid=[88]}, 88) = 88 [pid 5846] <... rmdir resumed>) = 0 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6312] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] mkdir("./45", 0777 [pid 6314] <... rseq resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6310] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] set_robust_list(0x7f14d90289a0, 24 [pid 6311] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6313] <... set_robust_list resumed>) = 0 [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6310] <... futex resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6315 attached [pid 6314] set_robust_list(0x7f14d90289a0, 24 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6315] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 5847] <... ioctl resumed>) = 0 [pid 6315] <... rseq resumed>) = 0 [pid 6314] <... set_robust_list resumed>) = 0 [pid 6313] memfd_create("syzkaller", 0 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] close(3 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6315] set_robust_list(0x7f14d90289a0, 24 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6313] <... memfd_create resumed>) = 3 [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 6311] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... set_robust_list resumed>) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6313] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6315] memfd_create("syzkaller", 0 [pid 6313] <... mmap resumed>) = 0x7f14d0c00000 [pid 6315] <... memfd_create resumed>) = 3 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] <... openat resumed>) = 3 [pid 6315] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6314] memfd_create("syzkaller", 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6315] <... mmap resumed>) = 0x7f14d0c00000 [pid 6314] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 6316 attached [pid 6315] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6314] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6316] set_robust_list(0x55555b6506a0, 24 [pid 6314] <... mmap resumed>) = 0x7f14d0c00000 [pid 5846] close(3 [pid 6315] <... write resumed>) = 131072 [pid 6314] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6313] <... write resumed>) = 131072 [pid 6313] munmap(0x7f14d0c00000, 138412032 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 92 [pid 5846] <... close resumed>) = 0 [pid 6316] <... set_robust_list resumed>) = 0 [pid 6313] <... munmap resumed>) = 0 [pid 6316] chdir("./43") = 0 [pid 6315] munmap(0x7f14d0c00000, 138412032 [pid 6314] <... write resumed>) = 131072 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6315] <... munmap resumed>) = 0 [pid 6316] setpgid(0, 0 [pid 6313] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6315] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6313] ioctl(4, LOOP_SET_FD, 3 [pid 6316] <... setpgid resumed>) = 0 [pid 6315] <... openat resumed>) = 4 ./strace-static-x86_64: Process 6317 attached [pid 6316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] munmap(0x7f14d0c00000, 138412032 [pid 6315] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 96 [pid 6317] set_robust_list(0x55555b6506a0, 24 [pid 6316] <... openat resumed>) = 3 [pid 6314] <... munmap resumed>) = 0 [pid 6317] <... set_robust_list resumed>) = 0 [pid 6316] write(3, "1000", 4 [pid 6314] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6317] chdir("./45" [pid 6316] <... write resumed>) = 4 [pid 6314] <... openat resumed>) = 4 [pid 6317] <... chdir resumed>) = 0 [pid 6316] close(3 [pid 6314] ioctl(4, LOOP_SET_FD, 3 [pid 6317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6316] <... close resumed>) = 0 [pid 6316] symlink("/dev/binderfs", "./binderfs" [pid 6313] <... ioctl resumed>) = 0 [pid 6316] <... symlink resumed>) = 0 [pid 6313] close(3 [pid 6317] <... prctl resumed>) = 0 [pid 6316] write(1, "executing program\n", 18executing program [pid 6313] <... close resumed>) = 0 [pid 6317] setpgid(0, 0 [pid 6316] <... write resumed>) = 18 [pid 6313] close(4 [pid 6317] <... setpgid resumed>) = 0 [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... ioctl resumed>) = 0 [pid 6313] <... close resumed>) = 0 [pid 6317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6316] <... futex resumed>) = 0 [pid 6315] close(3 [pid 6313] mkdir("./file0", 0777 [pid 6317] <... openat resumed>) = 3 [pid 6316] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6315] <... close resumed>) = 0 [pid 6313] <... mkdir resumed>) = 0 [pid 6317] write(3, "1000", 4 [pid 6316] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6315] close(4 [pid 6317] <... write resumed>) = 4 [pid 6316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6315] <... close resumed>) = 0 [pid 6314] <... ioctl resumed>) = 0 [pid 6317] close(3 [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] mkdir("./file0", 0777 [pid 6314] close(3 [pid 6313] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6317] <... close resumed>) = 0 [pid 6316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] <... mkdir resumed>) = 0 [pid 6314] <... close resumed>) = 0 [pid 6317] symlink("/dev/binderfs", "./binderfs" [pid 6316] <... mmap resumed>) = 0x7f14d9008000 [pid 6314] close(4 [pid 6316] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6314] <... close resumed>) = 0 [pid 6316] <... mprotect resumed>) = 0 [pid 6314] mkdir("./file0", 0777 [pid 6316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6314] <... mkdir resumed>) = 0 [pid 6317] <... symlink resumed>) = 0 [pid 6316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6314] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 104.565663][ T6313] loop1: detected capacity change from 0 to 256 [ 104.572935][ T6315] loop3: detected capacity change from 0 to 256 [ 104.581353][ T6314] loop4: detected capacity change from 0 to 256 [ 104.601603][ T6313] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6317] write(1, "executing program\n", 18executing program [pid 6315] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""./strace-static-x86_64: Process 6318 attached [pid 6317] <... write resumed>) = 18 [pid 6316] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6317] <... futex resumed>) = 0 [ 104.621074][ T6315] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.638085][ T6314] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.649400][ T6313] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 104.658745][ T6315] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6317] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6318] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6317] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6316] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... rseq resumed>) = 0 [pid 6317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6316] <... futex resumed>) = 0 [pid 6318] set_robust_list(0x7f14d90289a0, 24 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6318] <... set_robust_list resumed>) = 0 [pid 6317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] <... mmap resumed>) = 0x7f14d9008000 [pid 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6318] memfd_create("syzkaller", 0 [pid 6317] <... mprotect resumed>) = 0 [pid 6318] <... memfd_create resumed>) = 3 [pid 6317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6318] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6318] <... mmap resumed>) = 0x7f14d0c00000 [pid 6317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6319 attached => {parent_tid=[97]}, 88) = 97 [pid 6319] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6319] <... rseq resumed>) = 0 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] set_robust_list(0x7f14d90289a0, 24 [pid 6317] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... set_robust_list resumed>) = 0 [pid 6317] <... futex resumed>) = 0 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6319] memfd_create("syzkaller", 0 [pid 6318] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6319] <... memfd_create resumed>) = 3 [pid 6318] <... write resumed>) = 131072 [ 104.675607][ T6314] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6319] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6318] munmap(0x7f14d0c00000, 138412032 [pid 6319] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6318] <... munmap resumed>) = 0 [pid 6318] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6318] ioctl(4, LOOP_SET_FD, 3 [pid 6314] <... mount resumed>) = 0 [pid 6313] <... mount resumed>) = 0 [pid 6314] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6314] chdir("./file0") = 0 [pid 6314] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6313] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6314] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6313] <... openat resumed>) = 3 [pid 6313] chdir("./file0") = 0 [pid 6314] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6313] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6314] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6313] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6313] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] <... write resumed>) = 131072 [pid 6310] <... futex resumed>) = 0 [pid 6310] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 6312] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] munmap(0x7f14d0c00000, 138412032 [pid 6310] <... futex resumed>) = 1 [pid 6314] <... futex resumed>) = 0 [ 104.727666][ T6314] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.741264][ T6313] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.757509][ T6315] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 104.770161][ T6318] loop0: detected capacity change from 0 to 256 [pid 6314] openat(AT_FDCWD, ".", O_RDONLY [pid 6319] <... munmap resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 1 [pid 6310] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] <... ioctl resumed>) = 0 [pid 6319] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6318] close(3 [pid 6314] <... openat resumed>) = 4 [pid 6313] openat(AT_FDCWD, ".", O_RDONLY [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] <... openat resumed>) = 4 [pid 6318] <... close resumed>) = 0 [pid 6314] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... openat resumed>) = 4 [pid 6319] ioctl(4, LOOP_SET_FD, 3 [pid 6318] close(4 [pid 6314] <... futex resumed>) = 1 [pid 6313] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... futex resumed>) = 0 [pid 6314] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... futex resumed>) = 1 [pid 6313] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] <... futex resumed>) = 0 [pid 6310] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... futex resumed>) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 1 [pid 6310] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] <... close resumed>) = 0 [pid 6314] <... futex resumed>) = 0 [pid 6313] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] mkdir("./file0", 0777 [pid 6314] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6318] <... mkdir resumed>) = 0 [ 104.799585][ T6319] loop2: detected capacity change from 0 to 256 [ 104.808065][ T6318] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.826738][ T30] kauditd_printk_skb: 33 callbacks suppressed [pid 6318] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6313] <... ioctl resumed>) = 0 [pid 6313] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6312] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 6313] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6312] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6313] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6312] close(3) = 0 [pid 6312] close(4) = 0 [pid 6312] close(5) = 0 [pid 6315] <... mount resumed>) = 0 [pid 6312] close(6 [pid 6315] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6313] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6312] close(7 [pid 6319] <... ioctl resumed>) = 0 [pid 6315] <... openat resumed>) = 3 [pid 6310] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6310] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6310] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6315] chdir("./file0" [pid 6310] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 6315] <... chdir resumed>) = 0 [pid 6314] <... ioctl resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] close(8 [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] <... futex resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] close(9 [pid 6310] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6320 attached [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] close(10 [pid 6320] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6319] close(3 [pid 6315] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6312] close(11) = -1 EBADF (Bad file descriptor) [pid 6319] <... close resumed>) = 0 [pid 6315] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6312] close(12) = -1 EBADF (Bad file descriptor) [pid 6312] close(13) = -1 EBADF (Bad file descriptor) [pid 6320] <... rseq resumed>) = 0 [pid 6319] close(4 [pid 6315] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] close(14 [pid 6320] set_robust_list(0x7f14d90079a0, 24 [pid 6319] <... close resumed>) = 0 [pid 6315] <... futex resumed>) = 1 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] mkdir("./file0", 0777 [pid 6315] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6320] <... set_robust_list resumed>) = 0 [pid 6312] close(15 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] close(16 [pid 6320] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6320] <... openat resumed>) = 5 [pid 6319] <... mkdir resumed>) = 0 [pid 6312] close(17) = -1 EBADF (Bad file descriptor) [pid 6312] close(18) = -1 EBADF (Bad file descriptor) [pid 6312] close(19) = -1 EBADF (Bad file descriptor) [pid 6312] close(20) = -1 EBADF (Bad file descriptor) [pid 6312] close(21) = -1 EBADF (Bad file descriptor) [pid 6312] close(22) = -1 EBADF (Bad file descriptor) [pid 6312] close(23) = -1 EBADF (Bad file descriptor) [pid 6312] close(24) = -1 EBADF (Bad file descriptor) [pid 6320] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] close(25 [pid 6311] <... futex resumed>) = 0 [pid 6320] <... futex resumed>) = 1 [pid 6319] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... futex resumed>) = 0 [pid 6312] close(26 [pid 6311] <... futex resumed>) = 1 [pid 6310] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... futex resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] <... futex resumed>) = 1 [pid 6314] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6312] close(27 [pid 6314] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6310] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... futex resumed>) = 0 [pid 6312] close(28 [pid 6310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 104.826753][ T30] audit: type=1800 audit(1752057495.048:213): pid=6313 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048812 res=0 errno=0 [ 104.861140][ T6318] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6314] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(3 [pid 6320] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6315] <... futex resumed>) = 0 [pid 6312] close(29 [pid 6310] <... close resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(4 [pid 6312] exit_group(0 [pid 6310] <... close resumed>) = 0 [pid 6313] <... futex resumed>) = ? [pid 6312] <... exit_group resumed>) = ? [pid 6310] close(5 [pid 6313] +++ exited with 0 +++ [pid 6312] +++ exited with 0 +++ [pid 6310] <... close resumed>) = 0 [pid 6310] close(6 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(7) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6310] close(8 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6315] openat(AT_FDCWD, ".", O_RDONLY [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6315] <... openat resumed>) = 4 [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6310] close(9) = -1 EBADF (Bad file descriptor) [pid 6310] close(10) = -1 EBADF (Bad file descriptor) [pid 6310] close(11) = -1 EBADF (Bad file descriptor) [pid 6310] close(12) = -1 EBADF (Bad file descriptor) [pid 6310] close(13) = -1 EBADF (Bad file descriptor) [pid 6310] close(14) = -1 EBADF (Bad file descriptor) [pid 6310] close(15) = -1 EBADF (Bad file descriptor) [pid 6315] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] close(16 [pid 6315] <... futex resumed>) = 1 [pid 6311] <... futex resumed>) = 0 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6315] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 104.904676][ T6319] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 104.926399][ T6318] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6311] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6311] <... futex resumed>) = 0 [pid 6310] close(17) = -1 EBADF (Bad file descriptor) [pid 6310] close(18) = -1 EBADF (Bad file descriptor) [pid 6310] close(19) = -1 EBADF (Bad file descriptor) [pid 6310] close(20) = -1 EBADF (Bad file descriptor) [pid 6310] close(21) = -1 EBADF (Bad file descriptor) [pid 6310] close(22) = -1 EBADF (Bad file descriptor) [pid 6310] close(23) = -1 EBADF (Bad file descriptor) [pid 6310] close(24) = -1 EBADF (Bad file descriptor) [pid 6310] close(25) = -1 EBADF (Bad file descriptor) [pid 6310] close(26) = -1 EBADF (Bad file descriptor) [pid 6310] close(27) = -1 EBADF (Bad file descriptor) [pid 6310] close(28) = -1 EBADF (Bad file descriptor) [pid 6310] close(29) = -1 EBADF (Bad file descriptor) [pid 6310] exit_group(0 [pid 6320] <... futex resumed>) = ? [pid 6314] <... futex resumed>) = ? [pid 6310] <... exit_group resumed>) = ? [pid 6314] +++ exited with 0 +++ [pid 6315] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./41/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./41/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./41/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./41/file0") = 0 [pid 5848] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./41/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./41") = 0 [pid 5848] mkdir("./42", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b650690) = 89 ./strace-static-x86_64: Process 6321 attached [pid 6321] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6321] chdir("./42" [pid 6320] +++ exited with 0 +++ [pid 6315] <... ioctl resumed>) = 0 [pid 6310] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6321] <... chdir resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6321] setpgid(0, 0) = 0 [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6318] <... mount resumed>) = 0 [pid 6315] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... restart_syscall resumed>) = 0 [ 104.938771][ T30] audit: type=1800 audit(1752057495.108:214): pid=6320 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048813 res=0 errno=0 [ 104.958951][ T6319] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. executing program [pid 6321] <... openat resumed>) = 3 [pid 6315] <... futex resumed>) = 1 [pid 6311] <... futex resumed>) = 0 [pid 5850] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6321] write(3, "1000", 4 [pid 6318] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] newfstatat(3, "", [pid 6318] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6318] chdir("./file0" [pid 5850] getdents64(3, [pid 6318] <... chdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6321] <... write resumed>) = 4 [pid 6318] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6321] close(3 [pid 6318] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6321] <... close resumed>) = 0 [pid 6318] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] symlink("/dev/binderfs", "./binderfs" [pid 6318] <... futex resumed>) = 1 [pid 6321] <... symlink resumed>) = 0 [pid 6318] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] write(1, "executing program\n", 18) = 18 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6321] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6321] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6321] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6321] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6321] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[90]}, 88) = 90 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6321] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6322 attached [pid 6316] <... futex resumed>) = 0 [pid 6315] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6311] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./42/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6315] <... openat resumed>) = 5 [pid 6311] <... futex resumed>) = 0 [pid 6322] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6316] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] <... futex resumed>) = 1 [pid 5850] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6322] <... rseq resumed>) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] set_robust_list(0x7f14d90289a0, 24 [pid 6318] openat(AT_FDCWD, ".", O_RDONLY [pid 6311] <... futex resumed>) = 0 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6318] <... openat resumed>) = 4 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 1 [pid 6311] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = 1 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] <... futex resumed>) = 0 [pid 6311] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5850] openat(AT_FDCWD, "./42/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 4 [pid 6322] memfd_create("syzkaller", 0 [pid 6318] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6316] <... futex resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5850] close(4) = 0 [pid 6322] <... memfd_create resumed>) = 3 [pid 6319] <... mount resumed>) = 0 [pid 6318] <... ioctl resumed>) = 0 [pid 6315] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] rmdir("./42/file0" [pid 6315] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6318] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6318] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... rmdir resumed>) = 0 [pid 5850] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./42/binderfs") = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./42") = 0 [pid 5850] mkdir("./43", 0777) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6322] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6319] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6316] <... futex resumed>) = 0 [pid 6315] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... mmap resumed>) = 0x7f14d0c00000 [pid 6316] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 1 [pid 6311] <... futex resumed>) = 0 [pid 6319] <... openat resumed>) = 3 [pid 6318] <... futex resumed>) = 0 [pid 6316] <... futex resumed>) = 1 [pid 6315] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] close(3 [pid 6319] chdir("./file0" [pid 6318] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] <... close resumed>) = 0 [pid 6322] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6319] <... chdir resumed>) = 0 [pid 6318] <... openat resumed>) = 5 [pid 6311] close(4 [pid 6319] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6318] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... close resumed>) = 0 ./strace-static-x86_64: Process 6323 attached [pid 6318] <... futex resumed>) = 1 [pid 6316] <... futex resumed>) = 0 [pid 6311] close(5 [pid 6319] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6318] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6316] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... close resumed>) = 0 [pid 6316] <... futex resumed>) = 0 [pid 6311] close(6 [pid 6316] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6323] set_robust_list(0x55555b6506a0, 24 [pid 6318] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] <... set_robust_list resumed>) = 0 [pid 6318] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] close(7 [pid 6323] chdir("./43" [pid 6318] <... futex resumed>) = 1 [pid 6316] <... futex resumed>) = 0 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] <... chdir resumed>) = 0 [pid 6318] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] close(3 [pid 6311] close(8 [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 90 [pid 6323] <... prctl resumed>) = 0 [pid 6316] <... close resumed>) = 0 [pid 6323] setpgid(0, 0 [pid 6316] close(4 [pid 6311] close(9 [pid 6323] <... setpgid resumed>) = 0 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] <... close resumed>) = 0 [pid 6311] close(10 [pid 6316] close(5 [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6316] <... close resumed>) = 0 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(6 [pid 6311] close(11 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(7 [pid 6311] close(12 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6322] <... write resumed>) = 131072 [pid 6316] close(8 [pid 6311] close(13 [pid 6319] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] <... futex resumed>) = 1 [pid 6311] close(14 [pid 6316] close(9 [pid 6323] <... openat resumed>) = 3 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(10 [pid 6323] write(3, "1000", 4 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(15 [pid 6316] close(11 [pid 6323] <... write resumed>) = 4 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] close(3 [pid 6316] close(12 [pid 6323] <... close resumed>) = 0 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] symlink("/dev/binderfs", "./binderfs"executing program [pid 6311] close(16 [pid 6323] <... symlink resumed>) = 0 [pid 6322] munmap(0x7f14d0c00000, 138412032 [pid 6319] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... futex resumed>) = 0 [pid 6316] close(13 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] write(1, "executing program\n", 18 [pid 6317] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(17 [pid 6323] <... write resumed>) = 18 [pid 6322] <... munmap resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 1 [pid 6316] close(14 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6319] openat(AT_FDCWD, ".", O_RDONLY [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(18 [pid 6323] <... futex resumed>) = 0 [pid 6319] <... openat resumed>) = 4 [pid 6316] close(15 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6319] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 105.009360][ T6319] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 105.029759][ T30] audit: type=1800 audit(1752057495.238:215): pid=6315 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048814 res=0 errno=0 [pid 6311] close(19 [pid 6323] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6322] <... openat resumed>) = 4 [pid 6316] close(16 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6322] ioctl(4, LOOP_SET_FD, 3 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(20 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] close(17 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6323] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6324 attached => {parent_tid=[91]}, 88) = 91 [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(21 [pid 6317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6323] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] <... ioctl resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] close(18 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6322] close(3 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(22 [pid 6324] <... rseq resumed>) = 0 [pid 6323] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] close(19 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6322] <... close resumed>) = 0 [pid 6324] set_robust_list(0x7f14d90289a0, 24 [pid 6323] <... futex resumed>) = 0 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6324] memfd_create("syzkaller", 0) = 3 [pid 6324] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6322] close(4 [pid 6319] <... ioctl resumed>) = 0 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(23 [pid 6319] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... close resumed>) = 0 [pid 6316] close(20 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] <... futex resumed>) = 1 [pid 6322] mkdir("./file0", 0777 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] close(24 [pid 6316] close(21 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(25 [pid 6316] close(22 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(26 [pid 6324] <... mmap resumed>) = 0x7f14d0c00000 [pid 6317] <... futex resumed>) = 0 [pid 6316] close(23 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6322] <... mkdir resumed>) = 0 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(27 [pid 6322] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6316] close(24 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] <... write resumed>) = 131072 [pid 6317] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] close(28 [pid 6324] munmap(0x7f14d0c00000, 138412032 [pid 6319] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 1 [pid 6316] close(25 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6311] close(29 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] <... munmap resumed>) = 0 [pid 6319] <... openat resumed>) = 5 [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] close(26 [pid 6311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 105.082778][ T6322] loop1: detected capacity change from 0 to 256 [ 105.086752][ T30] audit: type=1800 audit(1752057495.288:216): pid=6318 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048815 res=0 errno=0 [pid 6311] exit_group(0 [pid 6319] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] close(27 [pid 6315] <... futex resumed>) = ? [pid 6311] <... exit_group resumed>) = ? [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6324] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6319] <... futex resumed>) = 1 [pid 6317] <... futex resumed>) = 0 [pid 6316] close(28 [pid 6315] +++ exited with 0 +++ [pid 6311] +++ exited with 0 +++ [pid 6317] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6317] <... futex resumed>) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6317] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./42", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6319] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6316] close(29 [pid 6319] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] exit_group(0 [pid 6319] <... futex resumed>) = 1 [pid 6317] <... futex resumed>) = 0 [pid 6316] <... exit_group resumed>) = ? [pid 6319] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6318] <... futex resumed>) = ? [pid 6317] close(3 [pid 6318] +++ exited with 0 +++ [pid 6317] <... close resumed>) = 0 [pid 6316] +++ exited with 0 +++ [pid 6317] close(4 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6324] close(3) = 0 [pid 6324] close(4) = 0 [pid 6324] mkdir("./file0", 0777) = 0 [pid 6324] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6317] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./42/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./42/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./42/file0") = 0 [pid 5849] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./42/binderfs") = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./42") = 0 [ 105.137453][ T6324] loop4: detected capacity change from 0 to 256 [ 105.144880][ T6322] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 105.149202][ T30] audit: type=1800 audit(1752057495.348:217): pid=6319 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048816 res=0 errno=0 [ 105.160371][ T6322] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5849] mkdir("./43", 0777 [pid 6317] close(5 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6317] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6317] close(6 [pid 5849] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(7 [pid 5847] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6317] close(8 [pid 5847] newfstatat(AT_FDCWD, "./43/file0", [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(9 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 92 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(10 [pid 5847] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(11 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(12 [pid 5847] openat(AT_FDCWD, "./43/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(13 [pid 5847] <... openat resumed>) = 4 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(14 [pid 5847] newfstatat(4, "", [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(15 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(16 [pid 5847] getdents64(4, [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(17 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(18 [pid 5847] getdents64(4, [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(19 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(20 [pid 5847] close(4) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./43/file0" [pid 6317] close(21./strace-static-x86_64: Process 6325 attached ) = -1 EBADF (Bad file descriptor) [pid 5847] <... rmdir resumed>) = 0 [pid 5847] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6317] close(22 [pid 5847] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6325] set_robust_list(0x55555b6506a0, 24 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6325] <... set_robust_list resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] unlink("./43/binderfs" [pid 6325] chdir("./43" [pid 6317] close(23 [pid 5847] <... unlink resumed>) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6317] close(24) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6317] close(25) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 6317] close(26) = -1 EBADF (Bad file descriptor) [pid 5847] <... close resumed>) = 0 [pid 6317] close(27) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./43" [pid 6317] close(28) = -1 EBADF (Bad file descriptor) [pid 5847] <... rmdir resumed>) = 0 [pid 6317] close(29 [pid 6325] <... chdir resumed>) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] mkdir("./44", 0777 [pid 6325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6317] exit_group(0 [pid 5847] <... mkdir resumed>) = 0 [pid 6317] <... exit_group resumed>) = ? [pid 6319] <... futex resumed>) = ? [pid 6325] <... prctl resumed>) = 0 [pid 6319] +++ exited with 0 +++ [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6325] setpgid(0, 0 [pid 5847] <... openat resumed>) = 3 [pid 6325] <... setpgid resumed>) = 0 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] <... ioctl resumed>) = 0 [pid 6325] <... openat resumed>) = 3 [pid 5847] close(3 [pid 6317] +++ exited with 0 +++ [pid 5847] <... close resumed>) = 0 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6325] write(3, "1000", 4 [pid 5846] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6325] <... write resumed>) = 4 [pid 5846] <... openat resumed>) = 3 [pid 6325] close(3 [pid 5846] newfstatat(3, "", [pid 6325] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 executing program [pid 5846] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6325] symlink("/dev/binderfs", "./binderfs" [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6325] <... symlink resumed>) = 0 [pid 6325] write(1, "executing program\n", 18 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 94 [pid 6325] <... write resumed>) = 18 [ 105.210479][ T6322] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 105.240605][ T6324] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6325] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6327 attached => {parent_tid=[93]}, 88) = 93 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6325] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6326 attached [pid 6327] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6327] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6327] memfd_create("syzkaller", 0) = 3 [pid 6327] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6327] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6326] set_robust_list(0x55555b6506a0, 24 [pid 5846] <... umount2 resumed>) = 0 [pid 6326] <... set_robust_list resumed>) = 0 [pid 5846] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./45/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6326] chdir("./44" [pid 6322] <... mount resumed>) = 0 [pid 5846] openat(AT_FDCWD, "./45/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6326] <... chdir resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6327] <... write resumed>) = 131072 [pid 6322] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./45/file0") = 0 [pid 6322] <... openat resumed>) = 3 [pid 5846] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6322] chdir("./file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6322] <... chdir resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6327] munmap(0x7f14d0c00000, 138412032 [pid 6322] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6327] <... munmap resumed>) = 0 [pid 6322] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] unlink("./45/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./45" [pid 6322] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... rmdir resumed>) = 0 [pid 6327] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6322] <... futex resumed>) = 1 [pid 6321] <... futex resumed>) = 0 [pid 5846] mkdir("./46", 0777 [pid 6327] <... openat resumed>) = 4 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... mkdir resumed>) = 0 [ 105.256082][ T6324] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6327] ioctl(4, LOOP_SET_FD, 3 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6321] <... futex resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6326] <... prctl resumed>) = 0 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] setpgid(0, 0 [pid 5846] <... openat resumed>) = 3 [pid 6322] openat(AT_FDCWD, ".", O_RDONLY [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6326] <... setpgid resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] <... close resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6326] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6328 attached [pid 6326] write(3, "1000", 4 [pid 6322] <... openat resumed>) = 4 [pid 6328] set_robust_list(0x55555b6506a0, 24 [pid 6327] <... ioctl resumed>) = 0 [pid 6326] <... write resumed>) = 4 [pid 6326] close(3 [pid 6328] <... set_robust_list resumed>) = 0 [pid 6328] chdir("./46" [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 98 [pid 6322] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... futex resumed>) = 0 [pid 6321] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] <... chdir resumed>) = 0 [pid 6327] close(3 [pid 6322] <... futex resumed>) = 1 [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] <... close resumed>) = 0 [pid 6322] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6328] <... prctl resumed>) = 0 [pid 6327] close(4 [pid 6326] <... close resumed>) = 0 [pid 6328] setpgid(0, 0 [pid 6327] <... close resumed>) = 0 [pid 6322] <... ioctl resumed>) = 0 [pid 6328] <... setpgid resumed>) = 0 [pid 6327] mkdir("./file0", 0777 [pid 6322] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6327] <... mkdir resumed>) = 0 [pid 6322] <... futex resumed>) = 1 [pid 6321] <... futex resumed>) = 0 [pid 6322] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... openat resumed>) = 3 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6321] <... futex resumed>) = 0 [pid 6327] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6322] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] write(3, "1000", 4 [pid 6322] <... openat resumed>) = 5 [pid 6328] <... write resumed>) = 4 [ 105.285804][ T6327] loop3: detected capacity change from 0 to 256 [pid 6328] close(3 [pid 6326] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6326] write(1, "executing program\n", 18 [pid 6322] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... write resumed>) = 18 [pid 6328] <... close resumed>) = 0 [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 1 [pid 6321] <... futex resumed>) = 0 [pid 6328] symlink("/dev/binderfs", "./binderfs" [pid 6326] <... futex resumed>) = 0 [pid 6322] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6321] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... symlink resumed>) = 0 [pid 6326] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6322] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6321] <... futex resumed>) = 0 [pid 6328] write(1, "executing program\n", 18 [pid 6326] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6322] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6328] <... write resumed>) = 18 [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6322] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] close(3 [pid 6328] <... futex resumed>) = 0 [pid 6326] <... mmap resumed>) = 0x7f14d9008000 [pid 6321] <... close resumed>) = 0 [pid 6326] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6328] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6321] close(4 [pid 6326] <... mprotect resumed>) = 0 [pid 6328] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6321] <... close resumed>) = 0 [pid 6328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6321] close(5 [pid 6326] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6326] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6321] <... close resumed>) = 0 [pid 6326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6321] close(6./strace-static-x86_64: Process 6329 attached [pid 6326] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 6328] <... mmap resumed>) = 0x7f14d9008000 [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6326] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] close(7 [pid 6328] <... mprotect resumed>) = 0 [pid 6326] <... futex resumed>) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6321] close(8 [pid 6328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6321] close(9) = -1 EBADF (Bad file descriptor) [pid 6328] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 6321] close(10 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] close(11 [pid 6328] <... futex resumed>) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6321] close(12) = -1 EBADF (Bad file descriptor) [ 105.321625][ T30] audit: type=1800 audit(1752057495.538:218): pid=6322 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048817 res=0 errno=0 [ 105.353282][ T6327] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 105.366335][ T6324] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6321] close(13./strace-static-x86_64: Process 6330 attached [pid 6329] <... rseq resumed>) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6321] close(14) = -1 EBADF (Bad file descriptor) [pid 6321] close(15) = -1 EBADF (Bad file descriptor) [pid 6321] close(16) = -1 EBADF (Bad file descriptor) [pid 6330] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6329] set_robust_list(0x7f14d90289a0, 24 [pid 6321] close(17) = -1 EBADF (Bad file descriptor) [pid 6321] close(18) = -1 EBADF (Bad file descriptor) [pid 6321] close(19) = -1 EBADF (Bad file descriptor) [pid 6321] close(20) = -1 EBADF (Bad file descriptor) [pid 6321] close(21 [pid 6330] <... rseq resumed>) = 0 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] set_robust_list(0x7f14d90289a0, 24 [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6330] <... set_robust_list resumed>) = 0 [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], [pid 6321] close(22 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] memfd_create("syzkaller", 0 [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] memfd_create("syzkaller", 0 [pid 6329] <... memfd_create resumed>) = 3 [pid 6324] <... mount resumed>) = 0 [pid 6321] close(23 [pid 6330] <... memfd_create resumed>) = 3 [pid 6329] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6324] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] <... openat resumed>) = 3 [pid 6321] close(24) = -1 EBADF (Bad file descriptor) [pid 6321] close(25) = -1 EBADF (Bad file descriptor) [pid 6321] close(26 [pid 6330] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6329] <... mmap resumed>) = 0x7f14d0c00000 [pid 6324] chdir("./file0" [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] <... chdir resumed>) = 0 [pid 6321] close(27 [pid 6324] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6321] close(28) = -1 EBADF (Bad file descriptor) [pid 6321] close(29) = -1 EBADF (Bad file descriptor) [pid 6321] exit_group(0 [pid 6322] <... futex resumed>) = ? [pid 6321] <... exit_group resumed>) = ? [pid 6322] +++ exited with 0 +++ [pid 6321] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6324] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6323] <... futex resumed>) = 0 [pid 6323] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6324] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 0 [pid 6323] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6329] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6330] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] openat(AT_FDCWD, "./42", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6324] <... futex resumed>) = 1 [pid 6324] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6330] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6329] <... write resumed>) = 131072 [pid 6330] <... write resumed>) = 131072 [pid 6329] munmap(0x7f14d0c00000, 138412032) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./42/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./42/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./42/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, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./42/file0") = 0 [pid 5848] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./42/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./42") = 0 [pid 5848] mkdir("./43", 0777 [pid 6330] munmap(0x7f14d0c00000, 138412032 [pid 5848] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6330] <... munmap resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 6324] <... ioctl resumed>) = 0 [pid 6330] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6329] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6324] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(3) = 0 [pid 6329] <... openat resumed>) = 4 [pid 6324] <... futex resumed>) = 1 [pid 6330] <... openat resumed>) = 4 [pid 6323] <... futex resumed>) = 0 [ 105.406159][ T6327] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6331 attached [pid 6330] ioctl(4, LOOP_SET_FD, 3 [pid 6329] ioctl(4, LOOP_SET_FD, 3 [pid 6324] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6323] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] set_robust_list(0x55555b6506a0, 24 [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6323] <... futex resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 91 [pid 6331] <... set_robust_list resumed>) = 0 [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] chdir("./43") = 0 [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6331] setpgid(0, 0) = 0 [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6331] write(3, "1000", 4) = 4 [pid 6331] close(3) = 0 [pid 6331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6331] write(1, "executing program\n", 18) = 18 [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6331] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6331] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6332 attached => {parent_tid=[92]}, 88) = 92 [pid 6324] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6331] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6332] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6332] <... rseq resumed>) = 0 [pid 6332] set_robust_list(0x7f14d90289a0, 24 [pid 6324] <... openat resumed>) = 5 [pid 6332] <... set_robust_list resumed>) = 0 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6332] memfd_create("syzkaller", 0) = 3 [pid 6332] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6332] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6329] <... ioctl resumed>) = 0 [pid 6324] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... write resumed>) = 131072 [pid 6332] munmap(0x7f14d0c00000, 138412032 [pid 6330] <... ioctl resumed>) = 0 [pid 6329] close(3 [pid 6324] <... futex resumed>) = 1 [pid 6323] <... futex resumed>) = 0 [pid 6332] <... munmap resumed>) = 0 [pid 6329] <... close resumed>) = 0 [pid 6324] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6323] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... openat resumed>) = 4 [pid 6323] <... futex resumed>) = 0 [pid 6332] ioctl(4, LOOP_SET_FD, 3 [ 105.468424][ T6329] loop0: detected capacity change from 0 to 256 [ 105.475923][ T30] audit: type=1800 audit(1752057495.698:219): pid=6324 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048818 res=0 errno=0 [ 105.476453][ T6330] loop2: detected capacity change from 0 to 256 [pid 6323] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] close(3 [pid 6329] close(4 [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6329] <... close resumed>) = 0 [pid 6330] <... close resumed>) = 0 [pid 6329] mkdir("./file0", 0777 [pid 6324] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6329] <... mkdir resumed>) = 0 [pid 6330] close(4 [pid 6324] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6324] <... futex resumed>) = 1 [pid 6330] <... close resumed>) = 0 [pid 6324] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6323] <... futex resumed>) = 0 [pid 6323] close(3) = 0 [pid 6323] close(4) = 0 [pid 6323] close(5) = 0 [pid 6323] close(6) = -1 EBADF (Bad file descriptor) [pid 6323] close(7) = -1 EBADF (Bad file descriptor) [pid 6332] <... ioctl resumed>) = 0 [pid 6323] close(8) = -1 EBADF (Bad file descriptor) [pid 6323] close(9 [pid 6332] close(3 [pid 6323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... close resumed>) = 0 [pid 6323] close(10 [pid 6332] close(4 [pid 6323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6323] close(11) = -1 EBADF (Bad file descriptor) [pid 6323] close(12) = -1 EBADF (Bad file descriptor) [pid 6323] close(13) = -1 EBADF (Bad file descriptor) [pid 6323] close(14) = -1 EBADF (Bad file descriptor) [pid 6323] close(15) = -1 EBADF (Bad file descriptor) [pid 6323] close(16) = -1 EBADF (Bad file descriptor) [pid 6323] close(17) = -1 EBADF (Bad file descriptor) [pid 6323] close(18) = -1 EBADF (Bad file descriptor) [pid 6323] close(19) = -1 EBADF (Bad file descriptor) [pid 6323] close(20) = -1 EBADF (Bad file descriptor) [pid 6323] close(21) = -1 EBADF (Bad file descriptor) [pid 6323] close(22) = -1 EBADF (Bad file descriptor) [pid 6323] close(23) = -1 EBADF (Bad file descriptor) [pid 6323] close(24) = -1 EBADF (Bad file descriptor) [pid 6323] close(25) = -1 EBADF (Bad file descriptor) [pid 6323] close(26) = -1 EBADF (Bad file descriptor) [pid 6323] close(27) = -1 EBADF (Bad file descriptor) [pid 6323] close(28) = -1 EBADF (Bad file descriptor) [pid 6323] close(29) = -1 EBADF (Bad file descriptor) [pid 6323] exit_group(0) = ? [pid 6324] <... futex resumed>) = ? [pid 6327] <... mount resumed>) = 0 [pid 6332] <... close resumed>) = 0 [pid 6330] mkdir("./file0", 0777 [pid 6324] +++ exited with 0 +++ [pid 6323] +++ exited with 0 +++ [pid 6332] mkdir("./file0", 0777 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6332] <... mkdir resumed>) = 0 [pid 6332] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6327] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6327] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 6327] chdir("./file0" [pid 5850] newfstatat(3, "", [pid 6327] <... chdir resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6327] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5850] getdents64(3, [pid 6327] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6327] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6330] <... mkdir resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6325] <... futex resumed>) = 0 [pid 6330] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6327] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 105.522830][ T6332] loop1: detected capacity change from 0 to 256 [ 105.530953][ T6327] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 105.552406][ T6329] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6325] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6325] <... futex resumed>) = 0 [pid 6327] openat(AT_FDCWD, ".", O_RDONLY [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = 0 [pid 5850] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6327] <... openat resumed>) = 4 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./43/file0", [pid 6327] <... futex resumed>) = 1 [pid 6325] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6327] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6325] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6325] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 105.585415][ T6329] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 105.595369][ T6332] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5850] openat(AT_FDCWD, "./43/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6327] <... ioctl resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 6327] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6325] <... futex resumed>) = 0 [pid 5850] close(4 [pid 6325] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 6327] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6325] <... futex resumed>) = 0 [pid 5850] rmdir("./43/file0" [pid 6327] <... openat resumed>) = 5 [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5850] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6327] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] <... futex resumed>) = 1 [pid 6325] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6325] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6327] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6325] <... futex resumed>) = 0 [pid 5850] unlink("./43/binderfs" [pid 6327] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6325] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 6327] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./43" [pid 6327] <... futex resumed>) = 1 [pid 6325] <... futex resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6325] close(3 [pid 5850] mkdir("./44", 0777 [pid 6327] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6325] <... close resumed>) = 0 [pid 6325] close(4 [pid 5850] <... mkdir resumed>) = 0 [pid 6325] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6325] close(5 [pid 5850] <... openat resumed>) = 3 [pid 6325] <... close resumed>) = 0 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6325] close(6 [pid 5850] <... ioctl resumed>) = 0 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 6325] close(7 [pid 5850] <... close resumed>) = 0 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6325] close(8) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 92 [pid 6325] close(9./strace-static-x86_64: Process 6333 attached ) = -1 EBADF (Bad file descriptor) [pid 6325] close(10 [pid 6333] set_robust_list(0x55555b6506a0, 24 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... set_robust_list resumed>) = 0 [pid 6325] close(11 [pid 6333] chdir("./44" [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6325] close(12 [pid 6333] <... chdir resumed>) = 0 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6325] close(13 [pid 6333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... prctl resumed>) = 0 [pid 6325] close(14 [pid 6333] setpgid(0, 0 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... setpgid resumed>) = 0 [pid 6325] close(15 [pid 6333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 105.627027][ T6330] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 105.641046][ T30] audit: type=1800 audit(1752057495.848:220): pid=6327 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048819 res=0 errno=0 [ 105.654050][ T6332] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6333] <... openat resumed>) = 3 [pid 6325] close(16 [pid 6333] write(3, "1000", 4 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... write resumed>) = 4 [pid 6325] close(17 [pid 6333] close(3 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... close resumed>) = 0 [pid 6325] close(18 [pid 6333] symlink("/dev/binderfs", "./binderfs" [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... symlink resumed>) = 0 [pid 6325] close(19executing program [pid 6333] write(1, "executing program\n", 18 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... write resumed>) = 18 [pid 6325] close(20 [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... futex resumed>) = 0 [pid 6325] close(21 [pid 6333] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6325] close(22 [pid 6333] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6325] close(23 [pid 6333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... mmap resumed>) = 0x7f14d9008000 [pid 6325] close(24 [pid 6333] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... mprotect resumed>) = 0 [pid 6325] close(25 [pid 6333] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6325] close(26 [pid 6333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6325] close(27) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6334 attached [pid 6333] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6325] close(28 [pid 6334] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6334] <... rseq resumed>) = 0 [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6325] close(29 [pid 6334] set_robust_list(0x7f14d90289a0, 24 [pid 6333] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6334] <... set_robust_list resumed>) = 0 [pid 6333] <... futex resumed>) = 0 [pid 6325] exit_group(0 [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6327] <... futex resumed>) = ? [pid 6325] <... exit_group resumed>) = ? [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] +++ exited with 0 +++ [pid 6334] memfd_create("syzkaller", 0 [pid 6325] +++ exited with 0 +++ [pid 6334] <... memfd_create resumed>) = 3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6334] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6334] <... mmap resumed>) = 0x7f14d0c00000 [pid 6334] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6334] munmap(0x7f14d0c00000, 138412032 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6334] <... munmap resumed>) = 0 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [ 105.672849][ T6330] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 105.683866][ T6329] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6334] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./43/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6334] <... openat resumed>) = 4 [pid 5849] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6334] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6334] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] openat(AT_FDCWD, "./43/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6334] ioctl(4, LOOP_CLR_FD [pid 5849] <... openat resumed>) = 4 [pid 6334] <... ioctl resumed>) = 0 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./43/file0") = 0 [pid 5849] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6334] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6334] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6334] close(4 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6334] <... close resumed>) = 0 [pid 5849] unlink("./43/binderfs" [pid 6334] close(3 [pid 5849] <... unlink resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./43") = 0 [pid 6334] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./44", 0777 [pid 6334] <... futex resumed>) = 1 [pid 6333] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6333] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6334] openat(AT_FDCWD, ".", O_RDONLY [pid 5849] <... ioctl resumed>) = 0 [pid 6334] <... openat resumed>) = 3 [pid 5849] close(3 [pid 6334] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6333] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 1 [pid 6334] ioctl(3, F2FS_IOC_SHUTDOWN, 0x200000000080) = -1 ENOTTY (Inappropriate ioctl for device) [pid 6334] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6333] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 1 [pid 6334] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 4 [pid 6334] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... mount resumed>) = 0 [pid 6329] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6329] chdir("./file0" [pid 6332] <... mount resumed>) = 0 [pid 6330] <... mount resumed>) = 0 [pid 6329] <... chdir resumed>) = 0 [pid 6329] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6333] <... futex resumed>) = 0 [pid 6333] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 1 [pid 6332] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6330] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6329] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... close resumed>) = 0 [pid 6330] <... openat resumed>) = 3 [pid 6329] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] pwritev2(4, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6335 attached [pid 6334] <... pwritev2 resumed>) = 65007 [pid 6332] <... openat resumed>) = 3 [pid 6330] chdir("./file0" [pid 6329] <... futex resumed>) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6332] chdir("./file0" [pid 6330] <... chdir resumed>) = 0 [pid 6329] openat(AT_FDCWD, ".", O_RDONLY [pid 6326] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... chdir resumed>) = 0 [pid 6330] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6326] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 94 [pid 6329] <... openat resumed>) = 4 [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6333] close(3) = 0 [pid 6333] close(4 [pid 6334] <... futex resumed>) = 1 [pid 6333] <... close resumed>) = 0 [pid 6334] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6333] close(5) = -1 EBADF (Bad file descriptor) [pid 6333] close(6) = -1 EBADF (Bad file descriptor) [pid 6333] close(7) = -1 EBADF (Bad file descriptor) [pid 6330] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6333] close(8 [pid 6332] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6329] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] close(9) = -1 EBADF (Bad file descriptor) [pid 6333] close(10) = -1 EBADF (Bad file descriptor) [pid 6333] close(11) = -1 EBADF (Bad file descriptor) [pid 6332] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6333] close(12 [pid 6329] <... futex resumed>) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6326] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] close(13) = -1 EBADF (Bad file descriptor) [pid 6329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... futex resumed>) = 0 [pid 6330] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] set_robust_list(0x55555b6506a0, 24 [pid 6333] close(14 [pid 6332] <... futex resumed>) = 1 [pid 6330] <... futex resumed>) = 1 [pid 6329] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6328] <... futex resumed>) = 0 [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... set_robust_list resumed>) = 0 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... futex resumed>) = 0 [pid 6330] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] close(15 [pid 6331] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6335] chdir("./44" [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... chdir resumed>) = 0 [pid 6333] close(16 [pid 6332] openat(AT_FDCWD, ".", O_RDONLY [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] openat(AT_FDCWD, ".", O_RDONLY [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... openat resumed>) = 4 [pid 6330] <... openat resumed>) = 4 [pid 6335] <... prctl resumed>) = 0 [pid 6333] close(17 [pid 6332] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] setpgid(0, 0 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 1 [pid 6335] <... setpgid resumed>) = 0 [pid 6333] close(18 [pid 6332] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [ 105.739115][ T6330] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 105.757228][ T6332] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6330] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] <... futex resumed>) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... futex resumed>) = 0 [pid 6328] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... openat resumed>) = 3 [pid 6333] close(19 [pid 6332] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... ioctl resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] <... futex resumed>) = 1 [pid 6335] write(3, "1000", 4 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... ioctl resumed>) = 0 [pid 6329] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... write resumed>) = 4 [pid 6333] close(20 [pid 6332] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6335] close(3 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 6333] close(21 [pid 6332] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] symlink("/dev/binderfs", "./binderfs" [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6335] <... symlink resumed>) = 0 [pid 6333] close(22 [pid 6332] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... ioctl resumed>) = 0 [pid 6329] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6326] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... openat resumed>) = 5 [pid 6326] <... futex resumed>) = 0 [pid 6335] write(1, "executing program\n", 18 [pid 6333] close(23 [pid 6332] <... openat resumed>) = 5 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] <... futex resumed>) = 1 [pid 6329] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6333] close(24 [pid 6330] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] <... futex resumed>) = 0 [pid 6328] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6329] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] <... futex resumed>) = 0 [pid 6333] close(25 [pid 6330] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] <... write resumed>) = 18 [pid 6333] close(26 [pid 6332] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] close(27 [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... openat resumed>) = 5 [pid 6326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] close(28 [pid 6331] <... futex resumed>) = 0 [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] close(29 [pid 6331] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6333] exit_group(0 [pid 6332] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6330] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6328] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6334] <... futex resumed>) = ? [pid 6333] <... exit_group resumed>) = ? [pid 6332] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6330] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6329] <... futex resumed>) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6326] <... futex resumed>) = 1 [pid 6334] +++ exited with 0 +++ [pid 6329] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6328] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6332] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6329] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] close(3 [pid 6330] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... close resumed>) = 0 [pid 6330] <... futex resumed>) = 1 [pid 6331] close(4 [pid 6329] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6330] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6326] <... futex resumed>) = 0 [pid 6331] <... close resumed>) = 0 [pid 6329] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] close(3 [pid 6326] close(3 [pid 6331] close(5 [pid 6328] <... close resumed>) = 0 [pid 6326] <... close resumed>) = 0 [pid 6331] <... close resumed>) = 0 [pid 6328] close(4 [pid 6331] close(6 [pid 6326] close(4 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = 0 [pid 6326] <... close resumed>) = 0 [pid 6331] close(7 [pid 6328] close(5 [pid 6326] close(5 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = 0 [pid 6331] close(8 [pid 6328] <... close resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6333] +++ exited with 0 +++ [pid 6326] close(6 [pid 6335] <... mmap resumed>) = 0x7f14d9008000 [pid 6331] close(9 [pid 6328] close(6 [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6335] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] close(7 [pid 6335] <... mprotect resumed>) = 0 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6331] close(10 [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(7 [pid 6326] close(8 [pid 6335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6331] close(11 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6336 attached [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6336] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6335] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 6336] <... rseq resumed>) = 0 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], [pid 6326] close(9 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] close(12 [pid 6328] close(8 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6336] set_robust_list(0x7f14d90289a0, 24 [pid 6335] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6336] <... set_robust_list resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6331] close(13 [pid 6328] close(9 [pid 6326] close(10 [pid 6336] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] close(14 [pid 6328] close(10 [pid 6326] close(11 [pid 5850] newfstatat(3, "", [pid 6336] memfd_create("syzkaller", 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] <... memfd_create resumed>) = 3 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] close(15 [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6336] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(11 [pid 6326] close(12 [pid 6336] <... mmap resumed>) = 0x7f14d0c00000 [pid 6331] close(16 [pid 5850] getdents64(3, [pid 6336] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6331] close(17 [pid 6328] close(12 [pid 6326] close(13 [pid 5850] umount2("./44/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6336] <... write resumed>) = 131072 [pid 6331] close(18 [pid 6328] close(13 [pid 6326] close(14 [pid 5850] newfstatat(AT_FDCWD, "./44/file1", [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=68714, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6331] close(19 [pid 6328] close(14 [pid 6326] close(15 [pid 5850] unlink("./44/file1" [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] munmap(0x7f14d0c00000, 138412032 [pid 6331] close(20 [pid 6328] close(15 [pid 6326] close(16 [pid 5850] <... unlink resumed>) = 0 [ 105.830555][ T30] audit: type=1800 audit(1752057496.048:221): pid=6332 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048820 res=0 errno=0 [ 105.860366][ T30] audit: type=1800 audit(1752057496.058:222): pid=6329 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048821 res=0 errno=0 [pid 6336] <... munmap resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6331] close(21 [pid 6328] close(16 [pid 6326] close(17 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(17 [pid 6326] close(18 [pid 6331] close(22 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(18 [pid 6326] close(19 [pid 5850] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6331] close(23 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(19 [pid 6331] close(24 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] close(20 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(20 [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] unlink("./44/binderfs" [pid 6331] close(25 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] close(21 [pid 6336] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(21 [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] close(26 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] close(22 [pid 6328] close(22 [pid 6331] close(27 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(23 [pid 6326] close(23 [pid 5850] getdents64(3, [pid 6331] close(28 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(24 [pid 6326] close(24 [pid 5850] close(3 [pid 6331] close(29 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] close(25 [pid 6326] close(25 [pid 5850] <... close resumed>) = 0 [pid 6331] exit_group(0 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] ioctl(4, LOOP_SET_FD, 3 [pid 6332] <... futex resumed>) = ? [pid 6331] <... exit_group resumed>) = ? [pid 6328] close(26 [pid 6326] close(26 [pid 5850] rmdir("./44" [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] +++ exited with 0 +++ [pid 6331] +++ exited with 0 +++ [pid 6328] close(27 [pid 6326] close(27 [pid 5850] <... rmdir resumed>) = 0 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] mkdir("./45", 0777 [pid 6328] close(28 [pid 6326] close(28 [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... mkdir resumed>) = 0 [pid 6328] close(29 [pid 6326] close(29 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6328] exit_group(0 [pid 6326] exit_group(0 [pid 5850] <... openat resumed>) = 3 [pid 6329] <... futex resumed>) = ? [pid 6328] <... exit_group resumed>) = ? [pid 6326] <... exit_group resumed>) = ? [pid 6330] <... futex resumed>) = ? [pid 6329] +++ exited with 0 +++ [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6336] <... ioctl resumed>) = 0 [pid 6330] +++ exited with 0 +++ [pid 6326] +++ exited with 0 +++ [pid 5850] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6336] close(3 [pid 6328] +++ exited with 0 +++ [pid 5850] close(3 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6336] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(3, "", [pid 5847] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] newfstatat(3, "", [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6336] close(4 [pid 5848] newfstatat(3, "", [pid 5846] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6337 attached [pid 6336] <... close resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 94 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, [pid 5846] <... umount2 resumed>) = 0 [pid 5848] getdents64(3, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6336] mkdir("./file0", 0777 [pid 5846] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6336] <... mkdir resumed>) = 0 [pid 5848] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 105.931912][ T6336] loop3: detected capacity change from 0 to 256 [pid 5846] newfstatat(AT_FDCWD, "./46/file0", [pid 6336] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./46/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4) = 0 [pid 5846] rmdir("./46/file0") = 0 [pid 5846] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./46/binderfs") = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./46") = 0 [pid 5846] mkdir("./47", 0777) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6338 attached [pid 6337] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... umount2 resumed>) = 0 [pid 6338] set_robust_list(0x55555b6506a0, 24 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 100 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6338] chdir("./47") = 0 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6338] setpgid(0, 0) = 0 [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6338] write(3, "1000", 4) = 4 [pid 6338] close(3) = 0 [pid 6338] symlink("/dev/binderfs", "./binderfs" [pid 6337] <... set_robust_list resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [ 105.972636][ T6336] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5847] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6337] chdir("./45" [pid 5848] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6338] <... symlink resumed>) = 0 [pid 6338] write(1, "executing program\n", 18) = 18 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6338] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[101]}, 88) = 101 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6338] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] newfstatat(AT_FDCWD, "./44/file0", [pid 6337] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6339 attached [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6339] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6337] <... prctl resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./43/file0", [pid 6339] <... rseq resumed>) = 0 [pid 6337] setpgid(0, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6337] <... setpgid resumed>) = 0 [pid 5848] umount2("./43/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6339] set_robust_list(0x7f14d90289a0, 24 [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6339] <... set_robust_list resumed>) = 0 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./43/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... openat resumed>) = 4 [pid 6339] memfd_create("syzkaller", 0 [pid 5848] newfstatat(4, "", [pid 6339] <... memfd_create resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, [pid 6339] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6339] <... mmap resumed>) = 0x7f14d0c00000 [pid 5848] getdents64(4, [pid 6339] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6337] write(3, "1000", 4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6337] <... write resumed>) = 4 [pid 5848] close(4 [pid 6337] close(3 [pid 5848] <... close resumed>) = 0 [pid 6339] <... write resumed>) = 131072 [pid 6337] <... close resumed>) = 0 [pid 6339] munmap(0x7f14d0c00000, 138412032 [pid 5848] rmdir("./43/file0" [pid 6337] symlink("/dev/binderfs", "./binderfs" [pid 6339] <... munmap resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 6339] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6337] <... symlink resumed>) = 0 [pid 5848] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6339] <... openat resumed>) = 4 [pid 6337] write(1, "executing program\n", 18 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6339] ioctl(4, LOOP_SET_FD, 3 [pid 6337] <... write resumed>) = 18 [pid 5848] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5847] openat(AT_FDCWD, "./44/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... openat resumed>) = 4 [pid 6337] <... futex resumed>) = 0 [pid 5848] unlink("./43/binderfs" [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [ 106.014683][ T6336] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 106.039242][ T6336] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./44/file0") = 0 [pid 5847] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6337] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6336] <... mount resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6337] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6336] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6339] <... ioctl resumed>) = 0 [pid 5848] getdents64(3, [pid 6337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] unlink("./44/binderfs" [pid 6339] close(3 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] <... unlink resumed>) = 0 [pid 6339] <... close resumed>) = 0 [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6336] chdir("./file0" [pid 5848] close(3 [pid 6339] close(4) = 0 [pid 6337] <... mmap resumed>) = 0x7f14d9008000 [pid 6336] <... chdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] getdents64(3, [pid 6339] mkdir("./file0", 0777 [pid 6337] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6336] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] rmdir("./43" [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6339] <... mkdir resumed>) = 0 [pid 6337] <... mprotect resumed>) = 0 [pid 6336] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] <... rmdir resumed>) = 0 [pid 5847] close(3 [pid 6339] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6336] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] mkdir("./44", 0777 [pid 5847] <... close resumed>) = 0 [pid 6337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6336] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 5847] rmdir("./44" [pid 6335] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... rmdir resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 5847] mkdir("./45", 0777 [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6336] openat(AT_FDCWD, ".", O_RDONLY [pid 5848] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6336] <... openat resumed>) = 4 [pid 5847] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6340 attached [pid 6336] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 6340] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6337] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 6336] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] close(3) = 0 [pid 6340] <... rseq resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6336] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6335] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... ioctl resumed>) = 0 [pid 6340] set_robust_list(0x7f14d90289a0, 24 [pid 6335] <... futex resumed>) = 0 [pid 5848] close(3 [pid 6340] <... set_robust_list resumed>) = 0 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6340] memfd_create("syzkaller", 0 [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6340] <... memfd_create resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6340] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6341 attached [pid 6340] <... mmap resumed>) = 0x7f14d0c00000 [pid 6340] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 93 ./strace-static-x86_64: Process 6342 attached [pid 6341] set_robust_list(0x55555b6506a0, 24 [pid 6342] set_robust_list(0x55555b6506a0, 24 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6340] <... write resumed>) = 131072 [pid 6339] <... mount resumed>) = 0 [pid 6336] <... ioctl resumed>) = 0 [pid 6341] chdir("./45" [pid 6342] <... set_robust_list resumed>) = 0 [pid 6340] munmap(0x7f14d0c00000, 138412032 [pid 6339] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6336] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 96 [pid 6342] chdir("./44" [pid 6339] <... openat resumed>) = 3 [pid 6336] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 6342] <... chdir resumed>) = 0 [pid 6341] <... chdir resumed>) = 0 [pid 6340] <... munmap resumed>) = 0 [pid 6339] chdir("./file0" [pid 6336] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6340] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6339] <... chdir resumed>) = 0 [pid 6336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6335] <... futex resumed>) = 0 [ 106.061816][ T6339] loop2: detected capacity change from 0 to 256 [ 106.077289][ T6339] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 106.088724][ T6339] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 106.102288][ T6339] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6342] <... prctl resumed>) = 0 [pid 6341] <... prctl resumed>) = 0 [pid 6340] <... openat resumed>) = 4 [pid 6339] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6336] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] setpgid(0, 0 [pid 6341] setpgid(0, 0 [pid 6336] <... openat resumed>) = 5 [pid 6342] <... setpgid resumed>) = 0 [pid 6341] <... setpgid resumed>) = 0 [pid 6340] ioctl(4, LOOP_SET_FD, 3 [pid 6339] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6338] <... futex resumed>) = 0 [pid 6342] <... openat resumed>) = 3 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] write(3, "1000", 4 [pid 6341] <... openat resumed>) = 3 [pid 6340] <... ioctl resumed>) = 0 [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... write resumed>) = 4 [pid 6341] write(3, "1000", 4 [pid 6340] close(3 [pid 6339] openat(AT_FDCWD, ".", O_RDONLY [pid 6338] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 6342] close(3 [pid 6341] <... write resumed>) = 4 [pid 6340] <... close resumed>) = 0 [pid 6339] <... openat resumed>) = 4 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6335] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... close resumed>) = 0 [pid 6341] close(3 [pid 6340] close(4 [pid 6339] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6335] <... futex resumed>) = 0 [pid 6342] symlink("/dev/binderfs", "./binderfs" [pid 6341] <... close resumed>) = 0 [pid 6340] <... close resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6338] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] <... symlink resumed>) = 0 [pid 6341] symlink("/dev/binderfs", "./binderfs" [pid 6340] mkdir("./file0", 0777 [pid 6339] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6338] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] write(1, "executing program\n", 18executing program [pid 6341] <... symlink resumed>) = 0 [pid 6340] <... mkdir resumed>) = 0 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6335] close(3 [pid 6342] <... write resumed>) = 18 [pid 6341] write(1, "executing program\n", 18 [pid 6340] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... write resumed>) = 18 [pid 6335] <... close resumed>) = 0 [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(4 [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 6342] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6341] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6339] <... ioctl resumed>) = 0 [pid 6335] close(5 [pid 6342] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6341] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6339] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... close resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6339] <... futex resumed>) = 1 [pid 6338] <... futex resumed>) = 0 [ 106.149332][ T6340] loop4: detected capacity change from 0 to 256 [ 106.187862][ T6340] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6335] close(6 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6339] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6342] <... mmap resumed>) = 0x7f14d9008000 [pid 6341] <... mmap resumed>) = 0x7f14d9008000 [pid 6335] close(7 [pid 6342] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6341] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6339] <... openat resumed>) = 5 [pid 6342] <... mprotect resumed>) = 0 [pid 6341] <... mprotect resumed>) = 0 [pid 6339] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(8 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6339] <... futex resumed>) = 1 [pid 6338] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6335] close(9 [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6340] <... mount resumed>) = 0 [pid 6339] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6340] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6339] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(10 [pid 6339] <... futex resumed>) = 1 [pid 6338] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6344 attached ./strace-static-x86_64: Process 6343 attached [pid 6340] <... openat resumed>) = 3 [pid 6339] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] close(3 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6343] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6342] <... clone3 resumed> => {parent_tid=[94]}, 88) = 94 [pid 6341] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 6340] chdir("./file0" [pid 6335] close(11 [pid 6338] <... close resumed>) = 0 [pid 6344] <... rseq resumed>) = 0 [pid 6343] <... rseq resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6341] rt_sigprocmask(SIG_SETMASK, [], [pid 6340] <... chdir resumed>) = 0 [pid 6338] close(4 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] set_robust_list(0x7f14d90289a0, 24 [pid 6343] set_robust_list(0x7f14d90289a0, 24 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6338] <... close resumed>) = 0 [pid 6335] close(12 [pid 6344] <... set_robust_list resumed>) = 0 [pid 6342] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6341] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6338] close(5 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6340] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... close resumed>) = 0 [pid 6335] close(13 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6340] <... futex resumed>) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] close(6 [pid 6337] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(14 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] openat(AT_FDCWD, ".", O_RDONLY [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] close(15 [pid 6344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] memfd_create("syzkaller", 0 [pid 6340] <... openat resumed>) = 4 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6343] <... memfd_create resumed>) = 3 [pid 6340] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] close(7 [pid 6335] close(16 [pid 6340] <... futex resumed>) = 1 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] memfd_create("syzkaller", 0 [pid 6343] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6340] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] close(8 [pid 6337] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(17 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] close(18 [pid 6343] <... mmap resumed>) = 0x7f14d0c00000 [pid 6338] close(9 [pid 6344] <... memfd_create resumed>) = 3 [pid 6340] <... ioctl resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(19 [pid 6344] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6340] <... futex resumed>) = 1 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] <... mmap resumed>) = 0x7f14d0c00000 [pid 6340] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] close(10 [pid 6337] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(20 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6338] close(11 [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] close(21 [pid 6340] <... openat resumed>) = 5 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] close(12 [pid 6335] close(22 [pid 6340] <... futex resumed>) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(23 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6337] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] close(24 [pid 6340] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] close(25 [pid 6340] <... futex resumed>) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] close(3 [pid 6335] close(26 [pid 6337] <... close resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(4 [pid 6335] close(27 [pid 6337] <... close resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(5 [pid 6335] close(28 [pid 6337] <... close resumed>) = 0 [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(6 [pid 6335] close(29 [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(7 [pid 6335] exit_group(0 [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] <... futex resumed>) = ? [pid 6335] <... exit_group resumed>) = ? [pid 6337] close(8 [pid 6343] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6336] +++ exited with 0 +++ [pid 6335] +++ exited with 0 +++ [pid 6344] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6337] close(9 [pid 6338] close(13 [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(10) = -1 EBADF (Bad file descriptor) [pid 6337] close(11) = -1 EBADF (Bad file descriptor) [pid 6337] close(12 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(13) = -1 EBADF (Bad file descriptor) [pid 6337] close(14) = -1 EBADF (Bad file descriptor) [pid 6337] close(15) = -1 EBADF (Bad file descriptor) [pid 6337] close(16 [pid 6344] <... write resumed>) = 131072 [pid 6338] close(14 [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(17 [pid 6338] close(15 [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] close(18 [pid 5849] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(16 [pid 6337] close(19 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 6338] close(17 [pid 6337] close(20 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(3, "", [pid 6337] close(21) = -1 EBADF (Bad file descriptor) [pid 6337] close(22) = -1 EBADF (Bad file descriptor) [pid 6338] close(18 [pid 6337] close(23 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6338] close(19 [pid 6337] close(24 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 6338] close(20 [pid 6337] close(25 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6338] close(21 [pid 6337] close(26 [pid 5849] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(22 [pid 6337] close(27 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] munmap(0x7f14d0c00000, 138412032 [pid 6343] <... write resumed>) = 131072 [pid 6338] close(23 [pid 6337] close(28 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = 0 [pid 6338] close(24 [pid 6337] close(29 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6338] close(25 [pid 6337] exit_group(0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6340] <... futex resumed>) = ? [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] <... exit_group resumed>) = ? [pid 5849] newfstatat(AT_FDCWD, "./44/file0", [pid 6344] <... munmap resumed>) = 0 [pid 6343] munmap(0x7f14d0c00000, 138412032 [pid 6340] +++ exited with 0 +++ [pid 6338] close(26 [pid 6344] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6343] <... munmap resumed>) = 0 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6337] +++ exited with 0 +++ [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6338] close(27) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6338] close(28 [pid 5849] openat(AT_FDCWD, "./44/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 4 [pid 6344] <... openat resumed>) = 4 [pid 6338] close(29 [pid 5850] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 6338] exit_group(0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, [pid 6339] <... futex resumed>) = ? [pid 6338] <... exit_group resumed>) = ? [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6339] +++ exited with 0 +++ [pid 5849] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 6344] ioctl(4, LOOP_SET_FD, 3 [pid 6343] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6338] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 106.213499][ T6340] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 106.231828][ T6340] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5849] rmdir("./44/file0" [pid 6343] <... openat resumed>) = 4 [pid 5850] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] <... rmdir resumed>) = 0 [pid 6343] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... openat resumed>) = 3 [pid 5846] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6344] <... ioctl resumed>) = 0 [pid 6343] <... ioctl resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5846] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6344] close(3 [pid 6343] close(3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6344] <... close resumed>) = 0 [pid 6343] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] unlink("./44/binderfs" [pid 5846] <... openat resumed>) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6344] close(4 [pid 5849] <... unlink resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6344] <... close resumed>) = 0 [pid 5850] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6344] mkdir("./file0", 0777 [pid 5849] getdents64(3, [pid 6343] close(4 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6343] <... close resumed>) = 0 [pid 6343] mkdir("./file0", 0777 [pid 6344] <... mkdir resumed>) = 0 [pid 6343] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 6343] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] <... close resumed>) = 0 [pid 6344] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] rmdir("./44") = 0 [ 106.292002][ T6344] loop1: detected capacity change from 0 to 256 [ 106.300242][ T6343] loop0: detected capacity change from 0 to 256 [ 106.320786][ T6343] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] mkdir("./45", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 6345 attached [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 96 [pid 5846] <... umount2 resumed>) = 0 [pid 6345] set_robust_list(0x55555b6506a0, 24 [pid 5846] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6345] <... set_robust_list resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6345] chdir("./45" [pid 5846] newfstatat(AT_FDCWD, "./47/file0", [pid 6345] <... chdir resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6345] <... prctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6345] setpgid(0, 0 [pid 5846] openat(AT_FDCWD, "./47/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6345] <... setpgid resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] newfstatat(4, "", [pid 6345] <... openat resumed>) = 3 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6345] write(3, "1000", 4 [pid 5846] getdents64(4, [pid 6345] <... write resumed>) = 4 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6345] close(3 [pid 5846] getdents64(4, [pid 6345] <... close resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6345] symlink("/dev/binderfs", "./binderfs" [pid 5846] close(4 [pid 6345] <... symlink resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6345] write(1, "executing program\n", 18 [pid 5846] rmdir("./47/file0"executing program [pid 6345] <... write resumed>) = 18 [pid 5846] <... rmdir resumed>) = 0 [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6345] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6345] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5846] newfstatat(AT_FDCWD, "./47/binderfs", [pid 6345] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6345] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] unlink("./47/binderfs" [pid 6345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3) = 0 [pid 5846] rmdir("./47") = 0 [pid 5846] mkdir("./48", 0777 [pid 6345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6345] <... mmap resumed>) = 0x7f14d9008000 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6345] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5846] <... openat resumed>) = 3 [pid 6345] <... mprotect resumed>) = 0 [ 106.335973][ T6343] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 106.336509][ T6344] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6345] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... ioctl resumed>) = 0 [pid 6345] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[97]}, 88) = 97 [pid 5846] close(3) = 0 ./strace-static-x86_64: Process 6346 attached [pid 6345] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6345] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6345] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./45/file0", [pid 6346] <... rseq resumed>) = 0 [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 102 ./strace-static-x86_64: Process 6347 attached [pid 6347] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6347] chdir("./48") = 0 [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6347] setpgid(0, 0) = 0 [pid 6346] set_robust_list(0x7f14d90289a0, 24 [pid 5850] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6346] <... set_robust_list resumed>) = 0 [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6346] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] <... mount resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6347] write(3, "1000", 4 [pid 6346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6347] <... write resumed>) = 4 [pid 6346] memfd_create("syzkaller", 0 [pid 6343] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./45/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6347] close(3 [pid 6346] <... memfd_create resumed>) = 3 [pid 6343] chdir("./file0" [pid 5850] <... openat resumed>) = 4 [pid 6347] <... close resumed>) = 0 [pid 6346] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6343] <... chdir resumed>) = 0 [ 106.386567][ T6343] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 106.394725][ T6344] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 5850] newfstatat(4, "", [pid 6347] symlink("/dev/binderfs", "./binderfs" [pid 6346] <... mmap resumed>) = 0x7f14d0c00000 [pid 6343] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6347] <... symlink resumed>) = 0 [pid 6346] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6343] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] getdents64(4, [pid 6343] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6343] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6341] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] write(1, "executing program\n", 18 [pid 6343] openat(AT_FDCWD, ".", O_RDONLY [pid 6346] <... write resumed>) = 131072 [pid 5850] getdents64(4, [pid 6346] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 executing program [pid 6347] <... write resumed>) = 18 [pid 6343] <... openat resumed>) = 4 [pid 5850] close(4 [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... munmap resumed>) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6341] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./45/file0" [pid 6346] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6341] <... futex resumed>) = 0 [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] <... futex resumed>) = 0 [pid 6343] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6347] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] <... rmdir resumed>) = 0 [pid 6347] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6346] <... openat resumed>) = 4 [pid 5850] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6347] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6346] ioctl(4, LOOP_SET_FD, 3 [pid 5850] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6347] <... mprotect resumed>) = 0 [pid 6347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6348 attached => {parent_tid=[103]}, 88) = 103 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6347] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6348] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6348] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6348] memfd_create("syzkaller", 0) = 3 [pid 6348] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6348] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./45/binderfs" [pid 6348] munmap(0x7f14d0c00000, 138412032 [pid 6346] <... ioctl resumed>) = 0 [pid 6344] <... mount resumed>) = 0 [pid 6343] <... ioctl resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 6348] <... munmap resumed>) = 0 [pid 6346] close(3 [pid 6344] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6343] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6346] <... close resumed>) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [ 106.441810][ T6344] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 106.461607][ T6346] loop3: detected capacity change from 0 to 256 [ 106.485575][ T6348] loop2: detected capacity change from 0 to 256 [pid 6348] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6346] close(4 [pid 6344] <... openat resumed>) = 3 [pid 6343] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6341] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 6348] <... openat resumed>) = 4 [pid 6346] <... close resumed>) = 0 [pid 6344] chdir("./file0" [pid 6341] <... futex resumed>) = 0 [pid 6348] ioctl(4, LOOP_SET_FD, 3 [pid 6344] <... chdir resumed>) = 0 [pid 6348] <... ioctl resumed>) = 0 [pid 6346] mkdir("./file0", 0777 [pid 6344] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6346] <... mkdir resumed>) = 0 [pid 6344] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5850] rmdir("./45" [pid 6344] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... futex resumed>) = 0 [pid 6342] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6344] <... futex resumed>) = 1 [pid 6344] openat(AT_FDCWD, ".", O_RDONLY [pid 6346] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6344] <... openat resumed>) = 4 [pid 5850] <... rmdir resumed>) = 0 [pid 6344] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6343] <... openat resumed>) = 5 [pid 6342] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] mkdir("./46", 0777 [pid 6342] <... futex resumed>) = 0 [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6344] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 5850] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 6348] close(3 [pid 6344] <... ioctl resumed>) = 0 [pid 6343] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6344] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6343] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6344] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6342] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... openat resumed>) = 5 [pid 6343] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6342] <... futex resumed>) = 0 [pid 6341] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 6348] <... close resumed>) = 0 [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] close(4) = 0 [pid 6344] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = 0 [pid 6348] mkdir("./file0", 0777 [pid 6344] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6348] <... mkdir resumed>) = 0 [pid 6344] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6348] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6344] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6342] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6344] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 106.498665][ T6346] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 106.525335][ T6348] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6344] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6344] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6342] close(3 [pid 6344] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] <... close resumed>) = 0 [pid 6342] close(4) = 0 [pid 6342] close(5) = 0 [pid 6342] close(6) = -1 EBADF (Bad file descriptor) [pid 6342] close(7) = -1 EBADF (Bad file descriptor) [pid 6342] close(8) = -1 EBADF (Bad file descriptor) [pid 6342] close(9) = -1 EBADF (Bad file descriptor) [pid 6342] close(10) = -1 EBADF (Bad file descriptor) [pid 6342] close(11) = -1 EBADF (Bad file descriptor) [pid 6342] close(12) = -1 EBADF (Bad file descriptor) [pid 6342] close(13 [pid 6343] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] close(14) = -1 EBADF (Bad file descriptor) [pid 6342] close(15) = -1 EBADF (Bad file descriptor) [pid 6342] close(16) = -1 EBADF (Bad file descriptor) [pid 6342] close(17) = -1 EBADF (Bad file descriptor) [pid 6342] close(18) = -1 EBADF (Bad file descriptor) [pid 6342] close(19) = -1 EBADF (Bad file descriptor) [pid 6342] close(20) = -1 EBADF (Bad file descriptor) [pid 6342] close(21) = -1 EBADF (Bad file descriptor) [pid 6342] close(22) = -1 EBADF (Bad file descriptor) [pid 6342] close(23) = -1 EBADF (Bad file descriptor) [pid 6342] close(24) = -1 EBADF (Bad file descriptor) [pid 6342] close(25) = -1 EBADF (Bad file descriptor) [pid 6342] close(26) = -1 EBADF (Bad file descriptor) [pid 6342] close(27 [pid 6343] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 96 ./strace-static-x86_64: Process 6349 attached [pid 6342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] close(28) = -1 EBADF (Bad file descriptor) [pid 6342] close(29) = -1 EBADF (Bad file descriptor) [pid 6342] exit_group(0 [pid 6344] <... futex resumed>) = ? [pid 6342] <... exit_group resumed>) = ? [pid 6344] +++ exited with 0 +++ [pid 6342] +++ exited with 0 +++ [pid 6343] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] close(3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6349] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6349] chdir("./46") = 0 [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6349] setpgid(0, 0 [pid 6341] <... close resumed>) = 0 [pid 6349] <... setpgid resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6341] close(4) = 0 [pid 5848] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] close(5 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6341] close(6 [pid 5848] <... openat resumed>) = 3 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(3, "", [pid 6341] close(7 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6341] close(8) = -1 EBADF (Bad file descriptor) [pid 6341] close(9) = -1 EBADF (Bad file descriptor) [ 106.541315][ T6346] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6349] <... openat resumed>) = 3 [pid 6341] close(10 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] close(11 [pid 5848] <... umount2 resumed>) = 0 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] close(12 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./44/file0", [pid 6341] close(13 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./44/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./44/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6349] write(3, "1000", 4 [pid 6341] close(14 [pid 5848] newfstatat(4, "", [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6341] close(15 [pid 6349] <... write resumed>) = 4 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./44/file0") = 0 [pid 5848] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./44/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./44") = 0 [pid 5848] mkdir("./45", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [ 106.578192][ T6348] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 106.603929][ T6346] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5848] close(3 [pid 6346] <... mount resumed>) = 0 [pid 6349] close(3 [pid 6341] close(16 [pid 6349] <... close resumed>) = 0 [pid 6349] symlink("/dev/binderfs", "./binderfs" [pid 6346] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... symlink resumed>) = 0 [pid 6346] <... openat resumed>) = 3 [pid 6341] close(17 [pid 5848] <... close resumed>) = 0 executing program [pid 6349] write(1, "executing program\n", 18 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... write resumed>) = 18 [pid 6341] close(18) = -1 EBADF (Bad file descriptor) [pid 6341] close(19) = -1 EBADF (Bad file descriptor) [pid 6341] close(20 [pid 6346] chdir("./file0" [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6346] <... chdir resumed>) = 0 [pid 6341] close(21 [pid 6346] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6346] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6341] close(22 [pid 6349] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6346] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6341] close(23 [pid 6349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 95 [pid 6349] <... mmap resumed>) = 0x7f14d9008000 [pid 6341] close(24 [pid 6349] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] close(25 [pid 6345] <... futex resumed>) = 0 [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] close(26 [pid 6349] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6350 attached [pid 6349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6341] close(27) = -1 EBADF (Bad file descriptor) [pid 6341] close(28) = -1 EBADF (Bad file descriptor) [pid 6341] close(29) = -1 EBADF (Bad file descriptor) [pid 6350] set_robust_list(0x55555b6506a0, 24 [pid 6349] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 6341] exit_group(0 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6346] openat(AT_FDCWD, ".", O_RDONLY [pid 6343] <... futex resumed>) = ? [pid 6341] <... exit_group resumed>) = ? [pid 6350] chdir("./45" [pid 6349] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... openat resumed>) = 4 [pid 6343] +++ exited with 0 +++ [pid 6341] +++ exited with 0 +++ [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5847] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6351 attached [pid 6346] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6345] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... openat resumed>) = 3 [pid 6345] <... futex resumed>) = 0 [pid 5847] newfstatat(3, "", [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6351] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6346] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6351] <... rseq resumed>) = 0 [pid 6351] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6351] memfd_create("syzkaller", 0 [pid 5847] <... umount2 resumed>) = 0 [pid 6350] <... chdir resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6346] <... ioctl resumed>) = 0 [pid 6351] <... memfd_create resumed>) = 3 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6346] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6351] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6350] <... prctl resumed>) = 0 [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6351] <... mmap resumed>) = 0x7f14d0c00000 [pid 6350] setpgid(0, 0 [pid 6346] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6351] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6350] <... setpgid resumed>) = 0 [pid 6346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6345] <... futex resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./45/file0", [pid 6346] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6348] <... mount resumed>) = 0 [pid 6346] <... openat resumed>) = 5 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6351] <... write resumed>) = 131072 [pid 6350] <... openat resumed>) = 3 [pid 6348] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5847] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6348] <... openat resumed>) = 3 [pid 6346] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6350] write(3, "1000", 4 [pid 5847] openat(AT_FDCWD, "./45/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6350] <... write resumed>) = 4 [pid 6350] close(3 [pid 6348] chdir("./file0" [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 5847] <... openat resumed>) = 4 [pid 6351] munmap(0x7f14d0c00000, 138412032 [pid 6350] <... close resumed>) = 0 [pid 6348] <... chdir resumed>) = 0 [pid 6346] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] newfstatat(4, "", [pid 6351] <... munmap resumed>) = 0 [pid 6348] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6345] <... futex resumed>) = 0 [pid 6348] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6346] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6345] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6351] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6348] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6346] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... openat resumed>) = 4 [pid 6348] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... futex resumed>) = 0 [pid 6346] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] close(3 [ 106.638098][ T6348] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6351] ioctl(4, LOOP_SET_FD, 3 [pid 6348] openat(AT_FDCWD, ".", O_RDONLY [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6345] <... close resumed>) = 0 [pid 6350] symlink("/dev/binderfs", "./binderfs" [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6345] close(4) = 0 [pid 5847] getdents64(4, [pid 6345] close(5 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6350] <... symlink resumed>) = 0 [pid 6345] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 6350] write(1, "executing program\n", 18 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6350] <... write resumed>) = 18 [pid 5847] close(4 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(6 [pid 5847] <... close resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 5847] rmdir("./45/file0" [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6348] <... openat resumed>) = 4 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... rmdir resumed>) = 0 [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6348] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(7 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6348] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] <... mmap resumed>) = 0x7f14d9008000 [pid 6347] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(8 [pid 6350] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] close(9 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6350] <... mprotect resumed>) = 0 [pid 6348] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] unlink("./45/binderfs" [pid 6345] close(10) = -1 EBADF (Bad file descriptor) [pid 6345] close(11 [pid 5847] <... unlink resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6345] close(12 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6348] <... ioctl resumed>) = 0 [pid 6348] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6348] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6348] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(13 [pid 5847] <... close resumed>) = 0 [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] close(14 [pid 5847] rmdir("./45"./strace-static-x86_64: Process 6352 attached [pid 6350] <... clone3 resumed> => {parent_tid=[96]}, 88) = 96 [pid 6348] <... openat resumed>) = 5 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6348] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(15 [pid 5847] <... rmdir resumed>) = 0 [pid 6352] <... rseq resumed>) = 0 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] set_robust_list(0x7f14d90289a0, 24 [pid 6350] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(16 [pid 5847] mkdir("./46", 0777 [pid 6352] <... set_robust_list resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] <... ioctl resumed>) = 0 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6348] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6347] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] close(17 [pid 5847] <... mkdir resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] close(3 [pid 6348] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6351] <... close resumed>) = 0 [pid 6348] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] close(18 [pid 6352] memfd_create("syzkaller", 0 [pid 6351] close(4 [pid 6348] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] <... memfd_create resumed>) = 3 [pid 6351] <... close resumed>) = 0 [pid 6348] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] close(3 [pid 6345] close(19 [pid 6352] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6351] mkdir("./file0", 0777 [pid 6347] <... close resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] <... mmap resumed>) = 0x7f14d0c00000 [pid 6351] <... mkdir resumed>) = 0 [pid 6347] close(4 [pid 6345] close(20 [pid 6347] <... close resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6351] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6347] close(5 [pid 6345] close(21 [pid 6347] <... close resumed>) = 0 [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(6 [pid 6345] close(22 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(7 [pid 6345] close(23 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(8 [pid 6345] close(24 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(9 [pid 6345] close(25 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6347] close(10 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(11) = -1 EBADF (Bad file descriptor) [pid 6347] close(12) = -1 EBADF (Bad file descriptor) [pid 6347] close(13) = -1 EBADF (Bad file descriptor) [pid 6347] close(14 [pid 6345] close(26) = -1 EBADF (Bad file descriptor) [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] close(27) = -1 EBADF (Bad file descriptor) [pid 6345] close(28) = -1 EBADF (Bad file descriptor) [pid 6347] close(15 [pid 6345] close(29 [pid 5847] <... openat resumed>) = 3 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6347] close(16 [pid 6345] exit_group(0 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] <... exit_group resumed>) = ? [pid 6347] close(17) = -1 EBADF (Bad file descriptor) [pid 6347] close(18) = -1 EBADF (Bad file descriptor) [pid 6347] close(19) = -1 EBADF (Bad file descriptor) [pid 6352] <... write resumed>) = 131072 [pid 6347] close(20 [pid 5847] <... ioctl resumed>) = 0 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6347] close(21 [pid 6346] <... futex resumed>) = ? [pid 6352] munmap(0x7f14d0c00000, 138412032 [pid 6346] +++ exited with 0 +++ [pid 6345] +++ exited with 0 +++ [pid 5847] close(3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6352] <... munmap resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6347] close(22) = -1 EBADF (Bad file descriptor) [pid 6347] close(23) = -1 EBADF (Bad file descriptor) [pid 6347] close(24) = -1 EBADF (Bad file descriptor) [pid 6347] close(25) = -1 EBADF (Bad file descriptor) [pid 6347] close(26) = -1 EBADF (Bad file descriptor) [pid 6352] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] <... restart_syscall resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 98 [pid 6352] <... openat resumed>) = 4 [pid 5849] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 106.683281][ T6351] loop4: detected capacity change from 0 to 256 [ 106.708856][ T6351] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. ./strace-static-x86_64: Process 6353 attached [pid 6352] ioctl(4, LOOP_SET_FD, 3 [pid 6347] close(27 [pid 5849] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 6347] close(28 [pid 5849] newfstatat(3, "", [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6353] set_robust_list(0x55555b6506a0, 24 [pid 6347] close(29 [pid 5849] getdents64(3, [pid 6353] <... set_robust_list resumed>) = 0 [pid 6347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6347] exit_group(0 [pid 5849] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] chdir("./46" [pid 6348] <... futex resumed>) = ? [pid 6347] <... exit_group resumed>) = ? [pid 6348] +++ exited with 0 +++ [pid 6347] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] <... chdir resumed>) = 0 [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6353] setpgid(0, 0 [pid 6352] <... ioctl resumed>) = 0 [pid 6353] <... setpgid resumed>) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6353] write(3, "1000", 4) = 4 [pid 6353] close(3) = 0 [pid 6353] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6353] write(1, "executing program\n", 18) = 18 [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6353] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./45/file0", [pid 6353] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 5846] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6352] close(3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./48/file0", [pid 5849] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6353] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./48/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./45/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... openat resumed>) = 4 [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... openat resumed>) = 4 [pid 5846] newfstatat(4, "", [pid 6353] <... mmap resumed>) = 0x7f14d9008000 [pid 6352] <... close resumed>) = 0 [pid 5849] newfstatat(4, "", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6352] close(4 [pid 6353] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] getdents64(4, [pid 6353] <... mprotect resumed>) = 0 [pid 5849] getdents64(4, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] getdents64(4, [pid 6353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] getdents64(4, [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] close(4 [pid 5849] close(4 [pid 5846] <... close resumed>) = 0 [pid 6353] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 5849] <... close resumed>) = 0 [pid 5846] rmdir("./48/file0" [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] rmdir("./45/file0" [pid 5846] <... rmdir resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6354 attached [pid 6353] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./48/binderfs", [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./48/binderfs" [pid 5849] unlink("./45/binderfs" [pid 5846] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5846] getdents64(3, [pid 5849] getdents64(3, [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] close(3 [pid 5849] close(3 [pid 5846] <... close resumed>) = 0 [pid 6354] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6352] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6352] mkdir("./file0", 0777 [pid 6354] <... rseq resumed>) = 0 [pid 5849] rmdir("./45" [pid 5846] rmdir("./48" [pid 6354] set_robust_list(0x7f14d90289a0, 24 [pid 5849] <... rmdir resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6354] <... set_robust_list resumed>) = 0 [pid 5849] mkdir("./46", 0777 [pid 5846] mkdir("./49", 0777 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... mkdir resumed>) = 0 [pid 5846] <... mkdir resumed>) = 0 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6354] memfd_create("syzkaller", 0 [pid 6352] <... mkdir resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5846] <... openat resumed>) = 3 [pid 6354] <... memfd_create resumed>) = 3 [pid 6352] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6354] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 6354] <... mmap resumed>) = 0x7f14d0c00000 [ 106.745807][ T6352] loop1: detected capacity change from 0 to 256 [ 106.758599][ T6351] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5849] close(3 [pid 6354] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5846] close(3 [pid 6354] <... write resumed>) = 131072 [pid 6354] munmap(0x7f14d0c00000, 138412032 [pid 5849] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6356 attached [pid 6354] <... munmap resumed>) = 0 [pid 6354] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 98 ./strace-static-x86_64: Process 6355 attached [pid 6356] set_robust_list(0x55555b6506a0, 24 [pid 6354] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 104 [ 106.801897][ T6352] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 106.813516][ T6352] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 106.824719][ T6351] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6356] <... set_robust_list resumed>) = 0 [pid 6355] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6356] chdir("./49") = 0 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6356] setpgid(0, 0) = 0 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6355] chdir("./46" [pid 6356] write(3, "1000", 4 [pid 6355] <... chdir resumed>) = 0 [pid 6356] <... write resumed>) = 4 [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6356] close(3 [pid 6355] <... prctl resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 6355] setpgid(0, 0) = 0 [pid 6356] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6356] write(1, "executing program\n", 18) = 18 [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6356] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6355] <... openat resumed>) = 3 [pid 6356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6355] write(3, "1000", 4 [pid 6356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6355] <... write resumed>) = 4 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6355] close(3 [pid 6356] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6351] <... mount resumed>) = 0 [pid 6355] <... close resumed>) = 0 [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6355] symlink("/dev/binderfs", "./binderfs" [pid 6351] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6355] <... symlink resumed>) = 0 [pid 6356] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 ./strace-static-x86_64: Process 6357 attached executing program [pid 6355] write(1, "executing program\n", 18 [pid 6351] <... openat resumed>) = 3 [pid 6357] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6355] <... write resumed>) = 18 [pid 6351] chdir("./file0" [pid 6356] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... chdir resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6351] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6355] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6357] <... rseq resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6354] <... ioctl resumed>) = 0 [pid 6351] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] set_robust_list(0x7f14d90289a0, 24 [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6354] close(3 [pid 6357] <... set_robust_list resumed>) = 0 [pid 6355] <... mmap resumed>) = 0x7f14d9008000 [pid 6354] <... close resumed>) = 0 [pid 6351] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6354] close(4 [pid 6351] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] <... mprotect resumed>) = 0 [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] <... futex resumed>) = 0 [pid 6357] memfd_create("syzkaller", 0 [pid 6355] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6352] <... mount resumed>) = 0 [pid 6351] openat(AT_FDCWD, ".", O_RDONLY [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6354] <... close resumed>) = 0 [pid 6351] <... openat resumed>) = 4 [pid 6354] mkdir("./file0", 0777) = 0 [pid 6351] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6351] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6358 attached [pid 6357] <... memfd_create resumed>) = 3 [pid 6355] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 6352] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6351] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6349] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... openat resumed>) = 3 [pid 6349] <... futex resumed>) = 0 [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6355] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... ioctl resumed>) = 0 [pid 6358] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6357] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6351] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 6351] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6358] <... rseq resumed>) = 0 [pid 6357] <... mmap resumed>) = 0x7f14d0c00000 [pid 6352] chdir("./file0" [pid 6351] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6349] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... chdir resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6358] set_robust_list(0x7f14d90289a0, 24 [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] <... set_robust_list resumed>) = 0 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6358] memfd_create("syzkaller", 0 [pid 6352] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6351] <... openat resumed>) = 5 [pid 6358] <... memfd_create resumed>) = 3 [pid 6358] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6358] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6357] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6352] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6351] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6349] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] <... write resumed>) = 131072 [pid 6357] <... write resumed>) = 131072 [pid 6352] <... futex resumed>) = 1 [pid 6351] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6350] <... futex resumed>) = 0 [pid 6351] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6350] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] openat(AT_FDCWD, ".", O_RDONLY [pid 6351] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = 0 [ 106.846214][ T6354] loop0: detected capacity change from 0 to 256 [ 106.851020][ T6352] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 106.890642][ T6354] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6357] munmap(0x7f14d0c00000, 138412032 [pid 6352] <... openat resumed>) = 4 [pid 6351] <... futex resumed>) = 1 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... futex resumed>) = 0 [pid 6358] munmap(0x7f14d0c00000, 138412032 [pid 6349] close(3 [pid 6357] <... munmap resumed>) = 0 [pid 6352] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] <... close resumed>) = 0 [pid 6352] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6349] close(4 [pid 6352] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6358] <... munmap resumed>) = 0 [pid 6357] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6350] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... close resumed>) = 0 [pid 6357] <... openat resumed>) = 4 [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = 0 [pid 6349] close(5 [pid 6357] ioctl(4, LOOP_SET_FD, 3 [pid 6352] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... close resumed>) = 0 [pid 6358] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6349] close(6) = -1 EBADF (Bad file descriptor) [pid 6349] close(7 [pid 6358] <... openat resumed>) = 4 [pid 6352] <... ioctl resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] close(8 [pid 6358] ioctl(4, LOOP_SET_FD, 3 [pid 6352] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6350] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] close(9 [pid 6352] <... openat resumed>) = 5 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] <... futex resumed>) = 0 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] close(10 [pid 6352] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] close(11 [pid 6352] <... futex resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] <... futex resumed>) = 0 [pid 6350] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] close(12 [pid 6352] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] close(13 [pid 6352] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] close(14) = -1 EBADF (Bad file descriptor) [pid 6349] close(15 [pid 6352] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(3 [pid 6349] close(16 [pid 6352] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] <... close resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(4 [pid 6349] close(17 [pid 6350] <... close resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] close(18) = -1 EBADF (Bad file descriptor) [pid 6350] close(5 [pid 6349] close(19 [pid 6350] <... close resumed>) = 0 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(6 [pid 6349] close(20 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(7 [pid 6349] close(21 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(8 [pid 6349] close(22 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(9 [pid 6349] close(23 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(10 [pid 6349] close(24 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(11 [pid 6349] close(25 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(12 [pid 6349] close(26 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(13 [pid 6349] close(27 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(14 [pid 6349] close(28 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(15 [pid 6349] close(29 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] close(16 [pid 6349] exit_group(0 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] <... exit_group resumed>) = ? [pid 6351] <... futex resumed>) = ? [pid 6350] close(17) = -1 EBADF (Bad file descriptor) [pid 6350] close(18) = -1 EBADF (Bad file descriptor) [pid 6350] close(19) = -1 EBADF (Bad file descriptor) [pid 6350] close(20) = -1 EBADF (Bad file descriptor) [pid 6350] close(21) = -1 EBADF (Bad file descriptor) [pid 6350] close(22) = -1 EBADF (Bad file descriptor) [pid 6350] close(23) = -1 EBADF (Bad file descriptor) [pid 6350] close(24) = -1 EBADF (Bad file descriptor) [pid 6350] close(25 [pid 6351] +++ exited with 0 +++ [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] +++ exited with 0 +++ [pid 6357] <... ioctl resumed>) = 0 [pid 6357] close(3 [pid 6350] close(26 [pid 6358] <... ioctl resumed>) = 0 [pid 6357] <... close resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6357] close(4 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] <... close resumed>) = 0 [pid 6350] close(27 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6357] mkdir("./file0", 0777 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 106.918653][ T6354] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 106.932848][ T6357] loop2: detected capacity change from 0 to 256 [ 106.943786][ T6358] loop3: detected capacity change from 0 to 256 [pid 6358] close(3 [pid 6357] <... mkdir resumed>) = 0 [pid 6350] close(28 [pid 6357] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6358] <... close resumed>) = 0 [pid 6350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... restart_syscall resumed>) = 0 [pid 6350] close(29) = -1 EBADF (Bad file descriptor) [pid 6350] exit_group(0 [pid 6352] <... futex resumed>) = ? [pid 6350] <... exit_group resumed>) = ? [pid 6358] close(4 [pid 5850] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6358] <... close resumed>) = 0 [pid 6358] mkdir("./file0", 0777 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6358] <... mkdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6358] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6352] +++ exited with 0 +++ [pid 6350] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=3 /* 0.03 s */} --- [ 106.970282][ T6354] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 106.982923][ T6357] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 107.009964][ T6357] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6354] <... mount resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./45", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6354] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6354] chdir("./file0") = 0 [pid 6354] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6354] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6354] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] <... futex resumed>) = 0 [pid 6354] openat(AT_FDCWD, ".", O_RDONLY [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... openat resumed>) = 4 [pid 6354] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6353] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6353] <... futex resumed>) = 0 [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 6357] <... mount resumed>) = 0 [pid 5848] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./45/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./45/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./45/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", [pid 6357] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5850] <... umount2 resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6357] <... openat resumed>) = 3 [pid 6354] <... ioctl resumed>) = 0 [pid 5850] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6357] chdir("./file0" [pid 6354] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... chdir resumed>) = 0 [pid 6354] <... futex resumed>) = 1 [pid 6353] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] getdents64(4, [pid 6357] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6353] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6354] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6353] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./46/file0", [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6357] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... openat resumed>) = 5 [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] getdents64(4, [pid 6357] <... futex resumed>) = 1 [pid 5850] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6357] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./46/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6356] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6356] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(4 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 1 [pid 5850] newfstatat(4, "", [pid 5848] <... close resumed>) = 0 [pid 6357] openat(AT_FDCWD, ".", O_RDONLY [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] rmdir("./45/file0" [pid 6357] <... openat resumed>) = 4 [pid 5850] getdents64(4, [pid 5848] <... rmdir resumed>) = 0 [pid 6357] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6357] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 6357] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6356] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6356] <... futex resumed>) = 0 [ 107.009984][ T6358] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 107.032570][ T6358] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 107.039758][ T6357] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6354] <... futex resumed>) = 1 [pid 6353] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6353] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6354] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6353] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6354] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] unlink("./45/binderfs" [pid 6354] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... unlink resumed>) = 0 [pid 6354] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] close(3 [pid 5848] getdents64(3, [pid 6353] <... close resumed>) = 0 [pid 6353] close(4 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6353] <... close resumed>) = 0 [pid 5848] close(3 [pid 6353] close(5 [pid 5848] <... close resumed>) = 0 [pid 6353] <... close resumed>) = 0 [pid 5848] rmdir("./45" [pid 6353] close(6 [pid 5848] <... rmdir resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] mkdir("./46", 0777 [pid 6353] close(7 [pid 5848] <... mkdir resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(8) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6353] close(9 [pid 5848] <... openat resumed>) = 3 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6353] close(10 [pid 5848] <... ioctl resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(4 [pid 5848] close(3 [pid 6353] close(11 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./46/file0" [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 6353] close(12 [pid 5850] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(13 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6353] close(14 [pid 5850] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6357] <... ioctl resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6357] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] close(15 [pid 5850] unlink("./46/binderfs" [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(16 [pid 6357] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 6357] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6356] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... openat resumed>) = 5 [pid 6356] <... futex resumed>) = 0 [pid 6353] close(17 [pid 5850] getdents64(3, [pid 6357] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6357] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] close(18 [pid 5850] <... close resumed>) = 0 [pid 6357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./46" [pid 6357] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6356] <... futex resumed>) = 0 [pid 6353] close(19./strace-static-x86_64: Process 6359 attached [pid 6357] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6356] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./47", 0777 [pid 6357] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] set_robust_list(0x55555b6506a0, 24 [pid 6357] <... futex resumed>) = 0 [pid 6356] close(3 [pid 6353] close(20 [pid 5850] <... mkdir resumed>) = 0 [pid 6358] <... mount resumed>) = 0 [pid 6357] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... close resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6356] close(4 [pid 6353] close(21 [pid 6356] <... close resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(5 [pid 6353] close(22 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 97 [pid 6356] <... close resumed>) = 0 [ 107.080265][ T6358] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6356] close(6 [pid 5850] <... openat resumed>) = 3 [pid 6358] <... openat resumed>) = 3 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(23 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6359] chdir("./46" [pid 6358] chdir("./file0" [pid 6356] close(7 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6359] <... chdir resumed>) = 0 [pid 6358] <... chdir resumed>) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(24 [pid 5850] close(3 [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6358] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6356] close(8 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6359] <... prctl resumed>) = 0 [pid 6358] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(25 [pid 6356] close(9 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] setpgid(0, 0 [pid 6358] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(26 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6359] <... setpgid resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6356] close(10 [pid 6355] <... futex resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] close(27./strace-static-x86_64: Process 6360 attached [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] close(11 [pid 6355] <... futex resumed>) = 0 [pid 6360] set_robust_list(0x55555b6506a0, 24 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 98 [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... set_robust_list resumed>) = 0 [pid 6359] <... openat resumed>) = 3 [pid 6358] openat(AT_FDCWD, ".", O_RDONLY [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(28 [pid 6360] chdir("./47" [pid 6359] write(3, "1000", 4 [pid 6358] <... openat resumed>) = 4 [pid 6356] close(12 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] <... chdir resumed>) = 0 [pid 6359] <... write resumed>) = 4 [pid 6358] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] close(29 [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] close(3 [pid 6358] <... futex resumed>) = 1 [pid 6356] close(13 [pid 6355] <... futex resumed>) = 0 [pid 6353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] <... prctl resumed>) = 0 [pid 6359] <... close resumed>) = 0 [pid 6358] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] exit_group(0 [pid 6360] setpgid(0, 0 [pid 6359] symlink("/dev/binderfs", "./binderfs" [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] close(14 [pid 6355] <... futex resumed>) = 0 [pid 6354] <... futex resumed>) = ? [pid 6353] <... exit_group resumed>) = ? [pid 6360] <... setpgid resumed>) = 0 [pid 6359] <... symlink resumed>) = 0 [pid 6358] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] +++ exited with 0 +++ [pid 6353] +++ exited with 0 +++ [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6356] close(15 [pid 6360] <... openat resumed>) = 3 executing program [pid 6359] write(1, "executing program\n", 18 [pid 6358] <... ioctl resumed>) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] write(3, "1000", 4 [pid 6359] <... write resumed>) = 18 [pid 6358] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] close(16 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6360] <... write resumed>) = 4 [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = 1 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 0 [pid 6360] close(3 [pid 6358] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] close(17 [pid 6355] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... close resumed>) = 0 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 0 [pid 5847] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6360] symlink("/dev/binderfs", "./binderfs" [pid 6358] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6356] close(18 [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... symlink resumed>) = 0 [pid 6358] <... openat resumed>) = 5 executing program [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6360] write(1, "executing program\n", 18 [pid 6358] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] close(19 [pid 6360] <... write resumed>) = 18 [pid 6358] <... futex resumed>) = 1 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] close(20 [pid 6355] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6360] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6359] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6358] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6356] close(21 [pid 6355] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6359] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6358] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 6360] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6358] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] close(22 [pid 6360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6358] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] close(23 [pid 6355] close(3 [pid 5847] getdents64(3, [pid 6360] <... mmap resumed>) = 0x7f14d9008000 [pid 6359] <... mmap resumed>) = 0x7f14d9008000 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6360] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6359] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6356] close(24 [pid 6355] close(4 [pid 6360] <... mprotect resumed>) = 0 [pid 6359] <... mprotect resumed>) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = 0 [pid 5847] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6360] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6356] close(25 [pid 6355] close(5 [pid 6359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = 0 [pid 6359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6356] close(26 [pid 6355] close(6 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6356] close(27 [pid 6355] close(7./strace-static-x86_64: Process 6361 attached [pid 6360] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6359] <... clone3 resumed> => {parent_tid=[98]}, 88) = 98 [pid 6356] close(28 [pid 6355] close(8./strace-static-x86_64: Process 6362 attached [pid 6361] <... rseq resumed>) = 0 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6361] set_robust_list(0x7f14d90289a0, 24 [pid 6360] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 6356] close(29 [pid 6355] close(9 [pid 6362] <... rseq resumed>) = 0 [pid 6361] <... set_robust_list resumed>) = 0 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] set_robust_list(0x7f14d90289a0, 24 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], [pid 6360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] exit_group(0 [pid 6355] close(10 [pid 6362] <... set_robust_list resumed>) = 0 [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... exit_group resumed>) = ? [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] rt_sigprocmask(SIG_SETMASK, [], [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6357] <... futex resumed>) = ? [pid 6355] close(11 [pid 5847] <... umount2 resumed>) = 0 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] memfd_create("syzkaller", 0 [pid 6360] <... futex resumed>) = 0 [pid 6355] close(12 [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] <... memfd_create resumed>) = 3 [pid 6355] close(13 [pid 6362] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6359] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] +++ exited with 0 +++ [pid 6356] +++ exited with 0 +++ [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6362] <... mmap resumed>) = 0x7f14d0c00000 [pid 6361] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = 1 [pid 6355] close(14 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6362] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6361] memfd_create("syzkaller", 0 [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(AT_FDCWD, "./46/file0", [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6355] close(15 [pid 5846] <... restart_syscall resumed>) = 0 [pid 6361] <... memfd_create resumed>) = 3 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6361] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6355] close(16 [pid 5847] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6361] <... mmap resumed>) = 0x7f14d0c00000 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6362] <... write resumed>) = 131072 [pid 6361] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6355] close(17 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6355] close(18 [pid 5847] openat(AT_FDCWD, "./46/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... openat resumed>) = 3 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(3, "", [pid 6355] close(19 [pid 5847] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(4, "", [pid 5846] getdents64(3, [pid 6355] close(20 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(4, [pid 5846] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6355] close(21 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... umount2 resumed>) = 0 [pid 6362] munmap(0x7f14d0c00000, 138412032 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(4, [pid 5846] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6362] <... munmap resumed>) = 0 [pid 6361] <... write resumed>) = 131072 [pid 6355] close(22 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(4 [pid 5846] newfstatat(AT_FDCWD, "./49/file0", [pid 6355] close(23 [pid 5847] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] rmdir("./46/file0" [pid 5846] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6355] close(24 [pid 5847] <... rmdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6362] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "./49/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6362] <... openat resumed>) = 4 [pid 6361] munmap(0x7f14d0c00000, 138412032 [pid 6355] close(25 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... openat resumed>) = 4 [pid 6362] ioctl(4, LOOP_SET_FD, 3 [pid 6361] <... munmap resumed>) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5846] newfstatat(4, "", [pid 6355] close(26 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(4, [pid 6355] close(27 [pid 5847] unlink("./46/binderfs" [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6361] <... openat resumed>) = 4 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... unlink resumed>) = 0 [pid 5846] getdents64(4, [pid 6361] ioctl(4, LOOP_SET_FD, 3 [pid 6355] close(28 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] close(3 [pid 5846] close(4 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5847] rmdir("./46") = 0 [pid 5846] rmdir("./49/file0" [pid 6355] close(29 [pid 5847] mkdir("./47", 0777 [pid 5846] <... rmdir resumed>) = 0 [pid 6355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6355] exit_group(0 [pid 5847] <... mkdir resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6355] <... exit_group resumed>) = ? [pid 5847] <... openat resumed>) = 3 [pid 5846] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5846] unlink("./49/binderfs" [pid 5847] close(3 [pid 5846] <... unlink resumed>) = 0 [pid 6358] <... futex resumed>) = ? [pid 5847] <... close resumed>) = 0 [pid 5846] getdents64(3, [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6363 attached [pid 6358] +++ exited with 0 +++ [pid 6355] +++ exited with 0 +++ [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6363] set_robust_list(0x55555b6506a0, 24 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 100 [pid 5846] close(3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5846] <... close resumed>) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5846] rmdir("./49") = 0 [pid 5846] mkdir("./50", 0777) = 0 [pid 6363] <... set_robust_list resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD) = 0 [pid 5846] close(3) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6364 attached [pid 6363] chdir("./47" [pid 6362] <... ioctl resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6363] <... chdir resumed>) = 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 106 [pid 5849] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", [pid 6363] <... prctl resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6363] setpgid(0, 0 [pid 5849] getdents64(3, [pid 6364] set_robust_list(0x55555b6506a0, 24 [pid 6363] <... setpgid resumed>) = 0 [pid 6362] close(3 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6364] <... set_robust_list resumed>) = 0 [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6362] <... close resumed>) = 0 [pid 5849] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6364] chdir("./50" [pid 6363] <... openat resumed>) = 3 [pid 6362] close(4 [pid 6361] <... ioctl resumed>) = 0 [pid 6364] <... chdir resumed>) = 0 [pid 6363] write(3, "1000", 4 [pid 6362] <... close resumed>) = 0 [pid 6361] close(3) = 0 [pid 6363] <... write resumed>) = 4 [pid 6362] mkdir("./file0", 0777 [pid 6361] close(4 [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6363] close(3 [pid 6362] <... mkdir resumed>) = 0 [pid 6361] <... close resumed>) = 0 [pid 6364] <... prctl resumed>) = 0 [ 107.228779][ T6362] loop4: detected capacity change from 0 to 256 [ 107.238810][ T6361] loop1: detected capacity change from 0 to 256 [pid 6362] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, ""executing program [pid 6361] mkdir("./file0", 0777 [pid 6364] setpgid(0, 0 [pid 6363] <... close resumed>) = 0 [pid 6363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 6363] write(1, "executing program\n", 18) = 18 [pid 6364] <... setpgid resumed>) = 0 [pid 6363] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] <... futex resumed>) = 0 [pid 6361] <... mkdir resumed>) = 0 [pid 6363] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6364] <... openat resumed>) = 3 [pid 6363] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6361] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5849] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./46/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./46/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6364] write(3, "1000", 4 [pid 5849] newfstatat(4, "", [pid 6363] <... mmap resumed>) = 0x7f14d9008000 [pid 6364] <... write resumed>) = 4 [pid 6363] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6364] close(3 [pid 6363] <... mprotect resumed>) = 0 [pid 5849] getdents64(4, [pid 6364] <... close resumed>) = 0 [pid 6363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6364] symlink("/dev/binderfs", "./binderfs" [pid 5849] getdents64(4, [pid 6363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6364] <... symlink resumed>) = 0 [pid 5849] close(4./strace-static-x86_64: Process 6365 attached [pid 6363] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 6365] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6363] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] set_robust_list(0x7f14d90289a0, 24 [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... set_robust_list resumed>) = 0 executing program [pid 6365] rt_sigprocmask(SIG_SETMASK, [], [pid 6364] write(1, "executing program\n", 18 [pid 5849] <... close resumed>) = 0 [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] <... write resumed>) = 18 [pid 6363] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] rmdir("./46/file0" [pid 6363] <... futex resumed>) = 0 [pid 6365] memfd_create("syzkaller", 0 [pid 6363] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 6365] <... memfd_create resumed>) = 3 [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6364] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./46/binderfs") = 0 [pid 6364] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5849] getdents64(3, [pid 6364] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] close(3 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... close resumed>) = 0 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] rmdir("./46" [pid 6364] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] <... rmdir resumed>) = 0 [pid 6364] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] mkdir("./47", 0777 [pid 6364] <... mprotect resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6364] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 6364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [ 107.282977][ T6362] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 107.320241][ T6361] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 5849] close(3) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6365] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6364] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 ./strace-static-x86_64: Process 6367 attached ./strace-static-x86_64: Process 6366 attached [pid 6365] <... mmap resumed>) = 0x7f14d0c00000 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 100 [pid 6367] set_robust_list(0x55555b6506a0, 24 [pid 6365] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6367] <... set_robust_list resumed>) = 0 [pid 6367] chdir("./47") = 0 [pid 6366] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6366] set_robust_list(0x7f14d90289a0, 24 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6366] <... set_robust_list resumed>) = 0 [pid 6364] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6364] <... futex resumed>) = 0 [pid 6367] <... prctl resumed>) = 0 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6367] setpgid(0, 0 [pid 6366] memfd_create("syzkaller", 0) = 3 [pid 6366] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6366] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6367] <... setpgid resumed>) = 0 [pid 6366] <... write resumed>) = 131072 [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] <... write resumed>) = 131072 [pid 6367] <... openat resumed>) = 3 [pid 6366] munmap(0x7f14d0c00000, 138412032 [pid 6365] munmap(0x7f14d0c00000, 138412032 [pid 6366] <... munmap resumed>) = 0 [pid 6366] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6366] ioctl(4, LOOP_SET_FD, 3 [pid 6365] <... munmap resumed>) = 0 [pid 6367] write(3, "1000", 4) = 4 [pid 6367] close(3) = 0 [pid 6367] symlink("/dev/binderfs", "./binderfs" [ 107.349194][ T6362] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 107.377254][ T6361] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6365] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6367] <... symlink resumed>) = 0 [pid 6365] <... openat resumed>) = 4 executing program [pid 6367] write(1, "executing program\n", 18 [pid 6365] ioctl(4, LOOP_SET_FD, 3 [pid 6367] <... write resumed>) = 18 [pid 6367] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] <... ioctl resumed>) = 0 [pid 6366] close(3) = 0 [pid 6366] close(4 [pid 6367] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6366] <... close resumed>) = 0 [pid 6366] mkdir("./file0", 0777) = 0 [pid 6366] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [ 107.408864][ T6366] loop2: detected capacity change from 0 to 256 [ 107.421332][ T6365] loop0: detected capacity change from 0 to 256 [ 107.448580][ T6366] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6367] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6365] <... ioctl resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6365] close(3 [pid 6367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6365] <... close resumed>) = 0 [pid 6367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6365] close(4./strace-static-x86_64: Process 6368 attached ) = 0 [pid 6367] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 6368] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6365] mkdir("./file0", 0777 [pid 6368] <... rseq resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] set_robust_list(0x7f14d90289a0, 24 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... mkdir resumed>) = 0 [pid 6368] <... set_robust_list resumed>) = 0 [pid 6367] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] <... futex resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6368] memfd_create("syzkaller", 0) = 3 [ 107.466521][ T6361] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 107.480567][ T6362] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6368] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6368] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6362] <... mount resumed>) = 0 [pid 6361] <... mount resumed>) = 0 [pid 6362] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6361] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6362] <... openat resumed>) = 3 [pid 6361] <... openat resumed>) = 3 [pid 6362] chdir("./file0" [pid 6361] chdir("./file0" [pid 6362] <... chdir resumed>) = 0 [pid 6361] <... chdir resumed>) = 0 [pid 6362] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6362] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6361] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6362] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... futex resumed>) = 1 [pid 6361] <... futex resumed>) = 1 [pid 6362] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... write resumed>) = 131072 [pid 6360] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6360] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] munmap(0x7f14d0c00000, 138412032 [pid 6362] <... futex resumed>) = 0 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 1 [pid 6359] <... futex resumed>) = 1 [pid 6362] openat(AT_FDCWD, ".", O_RDONLY [pid 6361] openat(AT_FDCWD, ".", O_RDONLY [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... munmap resumed>) = 0 [pid 6362] <... openat resumed>) = 4 [pid 6361] <... openat resumed>) = 4 [pid 6362] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] <... futex resumed>) = 1 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6360] <... futex resumed>) = 0 [pid 6359] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6361] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] <... futex resumed>) = 0 [pid 6368] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6362] <... ioctl resumed>) = 0 [pid 6361] <... ioctl resumed>) = 0 [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] <... openat resumed>) = 4 [pid 6362] <... futex resumed>) = 1 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 6368] ioctl(4, LOOP_SET_FD, 3 [pid 6362] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6360] <... futex resumed>) = 0 [ 107.524681][ T6366] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 107.541896][ T6365] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6362] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] <... openat resumed>) = 5 [pid 6362] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6360] <... futex resumed>) = 0 [pid 6362] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6360] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6360] <... futex resumed>) = 0 [pid 6362] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] close(3) = 0 [pid 6360] close(4) = 0 [pid 6360] close(5) = 0 [pid 6359] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 0 [pid 6360] close(6 [pid 6359] <... futex resumed>) = 1 [pid 6361] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... openat resumed>) = 5 [pid 6360] close(7 [pid 6361] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... futex resumed>) = 1 [pid 6360] close(8 [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] close(9 [pid 6359] <... futex resumed>) = 0 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] close(10 [pid 6359] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] <... futex resumed>) = 1 [pid 6361] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0) = -1 EIO (Input/output error) [pid 6360] close(11 [pid 6361] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... futex resumed>) = 0 [pid 6360] close(12 [pid 6361] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] close(13) = -1 EBADF (Bad file descriptor) [pid 6360] close(14) = -1 EBADF (Bad file descriptor) [pid 6368] <... ioctl resumed>) = 0 [pid 6360] close(15 [pid 6368] close(3 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] <... close resumed>) = 0 [pid 6360] close(16 [pid 6368] close(4 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6360] close(17) = -1 EBADF (Bad file descriptor) [pid 6360] close(18) = -1 EBADF (Bad file descriptor) [pid 6360] close(19) = -1 EBADF (Bad file descriptor) [pid 6360] close(20) = -1 EBADF (Bad file descriptor) [pid 6360] close(21) = -1 EBADF (Bad file descriptor) [pid 6360] close(22 [pid 6359] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... close resumed>) = 0 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] mkdir("./file0", 0777 [pid 6360] close(23 [pid 6368] <... mkdir resumed>) = 0 [pid 6360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6360] close(24) = -1 EBADF (Bad file descriptor) [pid 6360] close(25) = -1 EBADF (Bad file descriptor) [pid 6359] close(3 [pid 6360] close(26) = -1 EBADF (Bad file descriptor) [pid 6360] close(27) = -1 EBADF (Bad file descriptor) [pid 6360] close(28) = -1 EBADF (Bad file descriptor) [pid 6360] close(29) = -1 EBADF (Bad file descriptor) [pid 6360] exit_group(0) = ? [pid 6362] <... futex resumed>) = ? [pid 6362] +++ exited with 0 +++ [pid 6360] +++ exited with 0 +++ [pid 6359] <... close resumed>) = 0 [pid 6359] close(4) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6359] close(5) = 0 [pid 6359] close(6) = -1 EBADF (Bad file descriptor) [pid 6359] close(7) = -1 EBADF (Bad file descriptor) [pid 6359] close(8 [pid 6366] <... mount resumed>) = 0 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] close(9) = -1 EBADF (Bad file descriptor) [pid 6359] close(10 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 107.580675][ T6368] loop3: detected capacity change from 0 to 256 [ 107.597812][ T6366] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 107.604657][ T6365] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6359] close(11 [pid 6366] <... openat resumed>) = 3 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] chdir("./file0" [pid 6359] close(12 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] close(13 [pid 5850] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] close(14) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6359] close(15 [pid 5850] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 6366] <... chdir resumed>) = 0 [pid 6359] close(16 [pid 5850] newfstatat(3, "", [pid 6366] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6366] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6359] close(17 [pid 5850] getdents64(3, [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] close(18) = -1 EBADF (Bad file descriptor) [pid 6359] close(19) = -1 EBADF (Bad file descriptor) [pid 6359] close(20) = -1 EBADF (Bad file descriptor) [pid 6359] close(21 [pid 6366] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] <... futex resumed>) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6359] close(22 [pid 6364] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... futex resumed>) = 0 [pid 6359] close(23 [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] close(24) = -1 EBADF (Bad file descriptor) [pid 6359] close(25) = -1 EBADF (Bad file descriptor) [pid 6359] close(26) = -1 EBADF (Bad file descriptor) [pid 6366] openat(AT_FDCWD, ".", O_RDONLY [pid 6359] close(27 [pid 6366] <... openat resumed>) = 4 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] close(28 [pid 6366] <... futex resumed>) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] close(29 [pid 6364] <... futex resumed>) = 0 [pid 6359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] exit_group(0 [pid 6361] <... futex resumed>) = ? [pid 6359] <... exit_group resumed>) = ? [pid 6361] +++ exited with 0 +++ [pid 6366] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6359] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5850] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] <... mount resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6365] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./46", 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 6365] <... openat resumed>) = 3 [pid 6365] chdir("./file0" [ 107.649838][ T6368] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 107.669109][ T6365] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 107.685530][ T6368] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 5848] getdents64(3, [pid 6365] <... chdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6365] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5848] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6364] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6364] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6364] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 6369 attached => {parent_tid=[108]}, 88) = 108 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6364] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053) = 0 [pid 6369] set_robust_list(0x7f14d90079a0, 24) = 0 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6369] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6365] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6366] <... ioctl resumed>) = 0 [pid 6365] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 6366] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6369] <... openat resumed>) = 5 [pid 6365] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 5850] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6369] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6363] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6369] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6364] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./47/file0", [pid 5848] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] openat(AT_FDCWD, ".", O_RDONLY [pid 6364] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6366] <... futex resumed>) = 0 [pid 6365] <... openat resumed>) = 4 [pid 6364] <... futex resumed>) = 1 [pid 5850] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./46/file0", [pid 6366] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6369] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6365] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./46/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6366] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] openat(AT_FDCWD, "./47/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6366] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6364] close(3 [pid 6363] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "./46/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6364] <... close resumed>) = 0 [pid 6363] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5848] <... openat resumed>) = 4 [ 107.722190][ T6368] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6364] close(4 [pid 6363] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] newfstatat(4, "", [pid 6364] <... close resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 6364] close(5 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(4, [pid 6364] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, [pid 6364] close(6 [pid 5850] getdents64(4, [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5850] close(4 [pid 6364] close(7 [pid 5850] <... close resumed>) = 0 [pid 5848] getdents64(4, [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] rmdir("./47/file0" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6364] close(8 [pid 5848] close(4 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6368] <... mount resumed>) = 0 [pid 6364] close(9 [pid 5850] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./46/file0") = 0 [pid 5848] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6364] close(10 [pid 5848] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6364] close(11 [pid 5848] unlink("./46/binderfs" [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... unlink resumed>) = 0 [pid 6364] close(12 [pid 5848] getdents64(3, [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6364] close(13 [pid 5848] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6368] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5848] <... close resumed>) = 0 [pid 6364] close(14 [pid 5848] rmdir("./46" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6368] <... openat resumed>) = 3 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] unlink("./47/binderfs" [pid 5848] <... rmdir resumed>) = 0 [pid 6364] close(15 [pid 5848] mkdir("./47", 0777 [pid 6368] chdir("./file0" [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6368] <... chdir resumed>) = 0 [pid 6364] close(16 [pid 5850] getdents64(3, [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6368] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6368] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6364] close(17 [pid 5850] close(3 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... ioctl resumed>) = 0 [pid 6364] close(18 [pid 5848] close(3 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6364] close(19 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 ./strace-static-x86_64: Process 6370 attached [pid 6368] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./47" [pid 6370] set_robust_list(0x55555b6506a0, 24 [pid 6364] close(20 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 99 [pid 6370] <... set_robust_list resumed>) = 0 [pid 5850] mkdir("./48", 0777 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] chdir("./47" [pid 6364] close(21 [pid 5850] <... mkdir resumed>) = 0 [pid 6368] <... futex resumed>) = 1 [pid 6367] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6370] <... chdir resumed>) = 0 [pid 6368] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6367] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] <... futex resumed>) = 0 [pid 6364] close(22 [pid 6370] <... prctl resumed>) = 0 [pid 6368] openat(AT_FDCWD, ".", O_RDONLY [pid 6367] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] setpgid(0, 0 [pid 6368] <... openat resumed>) = 4 [pid 6364] close(23 [pid 6370] <... setpgid resumed>) = 0 [pid 6368] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6368] <... futex resumed>) = 1 [pid 6367] <... futex resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6370] <... openat resumed>) = 3 [pid 6368] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6367] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] close(24 [pid 6363] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] <... futex resumed>) = 0 [pid 6370] write(3, "1000", 4 [pid 6367] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] close(25 [pid 6363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6370] <... write resumed>) = 4 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(3 [pid 6364] close(26 [pid 6363] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6370] <... close resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] symlink("/dev/binderfs", "./binderfs" [pid 6364] close(27 [pid 6363] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... symlink resumed>) = 0 [pid 6364] close(28) = -1 EBADF (Bad file descriptor) [pid 6363] <... mprotect resumed>) = 0 [pid 6364] close(29) = -1 EBADF (Bad file descriptor) [pid 6364] exit_group(0 [pid 6369] <... futex resumed>) = ? [pid 6366] <... futex resumed>) = ? [pid 6364] <... exit_group resumed>) = ? [pid 6370] write(1, "executing program\n", 18executing program [pid 6369] +++ exited with 0 +++ [pid 6366] +++ exited with 0 +++ [pid 6364] +++ exited with 0 +++ [pid 6363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6370] <... write resumed>) = 18 [pid 6363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6370] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 5850] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6371 attached [pid 6370] <... futex resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6370] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6363] <... clone3 resumed> => {parent_tid=[102]}, 88) = 102 [pid 5850] close(3 [pid 5846] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6371] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6363] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... close resumed>) = 0 [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6371] <... rseq resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6372 attached [pid 6371] set_robust_list(0x7f14d90079a0, 24 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6372] set_robust_list(0x55555b6506a0, 24 [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6363] <... futex resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 100 [pid 6370] <... mmap resumed>) = 0x7f14d9008000 [pid 6372] <... set_robust_list resumed>) = 0 [pid 6371] rt_sigprocmask(SIG_SETMASK, [], [pid 6370] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6365] <... ioctl resumed>) = 0 [pid 6363] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... openat resumed>) = 3 [pid 6365] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... mprotect resumed>) = 0 [pid 6371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6371] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6372] chdir("./48" [pid 6365] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] newfstatat(3, "", [pid 6372] <... chdir resumed>) = 0 [pid 6370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6371] <... openat resumed>) = 5 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] getdents64(3, ./strace-static-x86_64: Process 6373 attached [pid 6372] <... prctl resumed>) = 0 [pid 6371] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6371] <... futex resumed>) = 1 [pid 6370] <... clone3 resumed> => {parent_tid=[100]}, 88) = 100 [pid 6363] <... futex resumed>) = 0 [pid 6372] setpgid(0, 0 [pid 6371] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6363] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... rseq resumed>) = 0 [pid 6372] <... setpgid resumed>) = 0 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = 1 [pid 5846] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6373] set_robust_list(0x7f14d90289a0, 24 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6370] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6365] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6363] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] <... set_robust_list resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6367] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6373] rt_sigprocmask(SIG_SETMASK, [], [pid 6370] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6367] <... futex resumed>) = 0 [pid 6365] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6365] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6367] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6365] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6363] close(3 [pid 6373] memfd_create("syzkaller", 0 [pid 6372] <... openat resumed>) = 3 [pid 6363] <... close resumed>) = 0 [pid 6373] <... memfd_create resumed>) = 3 [pid 6372] write(3, "1000", 4 [pid 6367] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6363] close(4 [pid 6373] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6372] <... write resumed>) = 4 [pid 6363] <... close resumed>) = 0 [pid 6373] <... mmap resumed>) = 0x7f14d0c00000 [pid 6372] close(3 [pid 6367] <... mprotect resumed>) = 0 [pid 6363] close(5 [pid 6373] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6372] <... close resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6363] <... close resumed>) = 0 [pid 6368] <... ioctl resumed>) = 0 [pid 6363] close(6 [pid 6368] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] <... futex resumed>) = 0 [pid 6363] close(7 [pid 5846] <... umount2 resumed>) = 0 [pid 6368] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(8 [pid 5846] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6373] <... write resumed>) = 131072 [pid 6372] symlink("/dev/binderfs", "./binderfs" [pid 6367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6373] munmap(0x7f14d0c00000, 138412032 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6372] <... symlink resumed>) = 0 [pid 6367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6363] close(9 [pid 6373] <... munmap resumed>) = 0 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(AT_FDCWD, "./50/file0", [pid 6373] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6372] write(1, "executing program\n", 18 [pid 6363] close(10 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... clone3 resumed> => {parent_tid=[102]}, 88) = 102 [pid 6363] close(11 [pid 6373] <... openat resumed>) = 4 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6373] ioctl(4, LOOP_SET_FD, 3 [pid 6372] <... write resumed>) = 18 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] close(12 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6372] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./50/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6372] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 0 [pid 6363] close(13 [pid 6372] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6367] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6374 attached [pid 6363] close(14 [pid 5846] <... openat resumed>) = 4 [pid 6374] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5846] newfstatat(4, "", [pid 6374] <... rseq resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] close(15 [pid 5846] getdents64(4, [pid 6374] set_robust_list(0x7f14d90079a0, 24 [pid 6372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6374] <... set_robust_list resumed>) = 0 [pid 6372] <... mmap resumed>) = 0x7f14d9008000 [pid 6363] close(16 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(4, [pid 6374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6374] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5846] close(4 [pid 6374] <... openat resumed>) = 5 [pid 5846] <... close resumed>) = 0 [pid 5846] rmdir("./50/file0" [pid 6374] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... rmdir resumed>) = 0 [pid 6374] <... futex resumed>) = 1 [pid 5846] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6374] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] unlink("./50/binderfs") = 0 [pid 6367] <... futex resumed>) = 0 [pid 5846] getdents64(3, [pid 6367] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 1 [pid 5846] close(3 [pid 6368] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5846] <... close resumed>) = 0 [pid 6368] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] rmdir("./50" [pid 6368] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] close(17 [pid 5846] <... rmdir resumed>) = 0 [pid 6372] <... mprotect resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./51", 0777 [pid 6368] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] <... mkdir resumed>) = 0 [pid 6372] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6367] close(3 [pid 6372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6367] <... close resumed>) = 0 [pid 6363] close(18 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6367] close(4 [pid 5846] <... openat resumed>) = 3 [pid 6367] <... close resumed>) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6367] close(5 [pid 5846] <... ioctl resumed>) = 0 [pid 6367] <... close resumed>) = 0 [pid 5846] close(3 [pid 6367] close(6 [pid 5846] <... close resumed>) = 0 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6367] close(7 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6376 attached ./strace-static-x86_64: Process 6375 attached [pid 6372] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(19 [pid 6375] set_robust_list(0x55555b6506a0, 24 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] close(8 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6375] <... set_robust_list resumed>) = 0 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(20 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 109 [pid 6376] <... rseq resumed>) = 0 [pid 6375] chdir("./51" [pid 6372] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] close(9 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... futex resumed>) = 0 [pid 6376] set_robust_list(0x7f14d90289a0, 24 [pid 6373] <... ioctl resumed>) = 0 [pid 6372] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... set_robust_list resumed>) = 0 [pid 6375] <... chdir resumed>) = 0 [pid 6373] close(3 [pid 6367] close(10 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] <... close resumed>) = 0 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6373] close(4 [pid 6367] close(11 [pid 6363] close(21) = -1 EBADF (Bad file descriptor) [pid 6363] close(22) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(23 [pid 6376] memfd_create("syzkaller", 0 [pid 6367] close(12 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... memfd_create resumed>) = 3 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(24 [pid 6376] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6367] close(13 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... mmap resumed>) = 0x7f14d0c00000 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(25 [pid 6376] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6367] close(14 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(26 [pid 6367] close(15 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(27 [pid 6367] close(16 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(28 [pid 6367] close(17 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] close(29 [pid 6376] <... write resumed>) = 131072 [pid 6367] close(18 [pid 6363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] exit_group(0 [pid 6367] close(19) = -1 EBADF (Bad file descriptor) [pid 6367] close(20) = -1 EBADF (Bad file descriptor) [pid 6367] close(21) = -1 EBADF (Bad file descriptor) [pid 6367] close(22) = -1 EBADF (Bad file descriptor) [pid 6365] <... futex resumed>) = ? [pid 6363] <... exit_group resumed>) = ? [pid 6375] <... prctl resumed>) = 0 [pid 6373] <... close resumed>) = 0 [pid 6367] close(23 [pid 6365] +++ exited with 0 +++ [pid 6376] munmap(0x7f14d0c00000, 138412032 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... munmap resumed>) = 0 [pid 6375] setpgid(0, 0 [pid 6373] mkdir("./file0", 0777 [pid 6367] close(24 [pid 6376] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6375] <... setpgid resumed>) = 0 [pid 6371] <... futex resumed>) = ? [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6373] <... mkdir resumed>) = 0 [pid 6367] close(25) = -1 EBADF (Bad file descriptor) [pid 6367] close(26) = -1 EBADF (Bad file descriptor) [pid 6367] close(27) = -1 EBADF (Bad file descriptor) [pid 6376] <... openat resumed>) = 4 [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6373] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 107.933695][ T6373] loop1: detected capacity change from 0 to 256 [pid 6367] close(28 [pid 6376] ioctl(4, LOOP_SET_FD, 3 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] <... openat resumed>) = 3 [pid 6371] +++ exited with 0 +++ [pid 6367] close(29 [pid 6363] +++ exited with 0 +++ [pid 6375] write(3, "1000", 4) = 4 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6375] close(3) = 0 [pid 6375] symlink("/dev/binderfs", "./binderfs" [pid 5847] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6375] <... symlink resumed>) = 0 [pid 6367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 6375] write(1, "executing program\n", 18 [pid 5847] newfstatat(3, "", [pid 6375] <... write resumed>) = 18 [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6375] <... futex resumed>) = 0 [pid 5847] getdents64(3, [pid 6375] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6375] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6375] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6367] exit_group(0 [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] <... exit_group resumed>) = ? [pid 6368] <... futex resumed>) = ? [pid 6374] <... futex resumed>) = ? [pid 6368] +++ exited with 0 +++ [pid 6374] +++ exited with 0 +++ [pid 6367] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6376] <... ioctl resumed>) = 0 [pid 6376] close(3) = 0 [pid 6376] close(4 [pid 6375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6376] <... close resumed>) = 0 [pid 6376] mkdir("./file0", 0777) = 0 [ 107.994798][ T6376] loop4: detected capacity change from 0 to 256 [ 108.015248][ T6373] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6375] <... mmap resumed>) = 0x7f14d9008000 [pid 6376] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6375] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... restart_syscall resumed>) = 0 [pid 6375] <... mprotect resumed>) = 0 [pid 5849] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6375] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... umount2 resumed>) = 0 [pid 6375] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6377 attached [pid 5849] <... openat resumed>) = 3 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6377] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6375] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 5847] newfstatat(AT_FDCWD, "./47/file0", [pid 6377] <... rseq resumed>) = 0 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... umount2 resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6377] set_robust_list(0x7f14d90289a0, 24 [pid 5849] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./47/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./47/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6377] <... set_robust_list resumed>) = 0 [pid 6375] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(4, [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6375] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5849] getdents64(4, [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6377] memfd_create("syzkaller", 0 [pid 5849] close(4 [pid 5847] openat(AT_FDCWD, "./47/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./47/file0") = 0 [pid 5849] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6377] <... memfd_create resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 4 [pid 5849] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5847] newfstatat(4, "", [pid 6377] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6377] <... mmap resumed>) = 0x7f14d0c00000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./47/binderfs") = 0 [pid 5849] getdents64(3, [pid 6377] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] getdents64(4, [pid 5849] close(3 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... close resumed>) = 0 [pid 5847] getdents64(4, [pid 5849] rmdir("./47" [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6377] <... write resumed>) = 131072 [pid 5849] <... rmdir resumed>) = 0 [pid 5847] close(4 [pid 6377] munmap(0x7f14d0c00000, 138412032 [pid 5849] mkdir("./48", 0777 [pid 5847] <... close resumed>) = 0 [pid 6377] <... munmap resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5847] rmdir("./47/file0" [pid 6377] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] <... rmdir resumed>) = 0 [pid 6377] <... openat resumed>) = 4 [pid 5849] <... openat resumed>) = 3 [pid 5847] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... ioctl resumed>) = 0 [pid 5847] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5849] close(3 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... close resumed>) = 0 [pid 5847] unlink("./47/binderfs") = 0 [pid 6377] ioctl(4, LOOP_SET_FD, 3 [pid 5847] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [ 108.037615][ T6376] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.061854][ T6373] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 108.062659][ T6376] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5847] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... close resumed>) = 0 [pid 5847] rmdir("./47") = 0 [pid 5847] mkdir("./48", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 103 [pid 5847] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 6378 attached ) = 0 [pid 5847] close(3) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6379 attached [pid 6378] set_robust_list(0x55555b6506a0, 24 [pid 6377] <... ioctl resumed>) = 0 [pid 6378] <... set_robust_list resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 103 [pid 6378] chdir("./48" [pid 6379] set_robust_list(0x55555b6506a0, 24 [pid 6378] <... chdir resumed>) = 0 [pid 6379] <... set_robust_list resumed>) = 0 [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] chdir("./48" [pid 6378] <... prctl resumed>) = 0 [pid 6378] setpgid(0, 0) = 0 [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] <... chdir resumed>) = 0 [pid 6378] <... openat resumed>) = 3 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6379] setpgid(0, 0) = 0 [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6379] write(3, "1000", 4 [pid 6378] write(3, "1000", 4) = 4 [pid 6378] close(3 [pid 6379] <... write resumed>) = 4 [pid 6379] close(3) = 0 [pid 6379] symlink("/dev/binderfs", "./binderfs" [pid 6378] <... close resumed>) = 0 [pid 6379] <... symlink resumed>) = 0 [pid 6378] symlink("/dev/binderfs", "./binderfs"executing program [pid 6379] write(1, "executing program\n", 18 [pid 6378] <... symlink resumed>) = 0 executing program [pid 6379] <... write resumed>) = 18 [pid 6378] write(1, "executing program\n", 18) = 18 [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] <... futex resumed>) = 0 [pid 6379] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6378] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6378] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] <... mmap resumed>) = 0x7f14d9008000 [pid 6378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6379] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6378] <... mmap resumed>) = 0x7f14d9008000 [pid 6379] <... mprotect resumed>) = 0 [ 108.107223][ T6377] loop2: detected capacity change from 0 to 256 [ 108.141566][ T6376] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6378] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6377] close(3 [pid 6379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6378] <... mprotect resumed>) = 0 [pid 6378] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6377] <... close resumed>) = 0 [pid 6379] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6378] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6377] close(4 [pid 6378] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6381 attached [pid 6381] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6381] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6381] memfd_create("syzkaller", 0) = 3 [pid 6381] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 ./strace-static-x86_64: Process 6380 attached [pid 6381] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6377] <... close resumed>) = 0 [pid 6381] <... write resumed>) = 131072 [pid 6380] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6377] mkdir("./file0", 0777 [pid 6376] <... mount resumed>) = 0 [pid 6380] <... rseq resumed>) = 0 [pid 6377] <... mkdir resumed>) = 0 [pid 6380] set_robust_list(0x7f14d90289a0, 24 [pid 6377] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6380] <... set_robust_list resumed>) = 0 [pid 6381] munmap(0x7f14d0c00000, 138412032 [pid 6376] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6381] <... munmap resumed>) = 0 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6376] <... openat resumed>) = 3 [pid 6381] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6376] chdir("./file0" [ 108.145207][ T6373] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6381] <... openat resumed>) = 4 [pid 6380] memfd_create("syzkaller", 0 [pid 6376] <... chdir resumed>) = 0 [pid 6381] ioctl(4, LOOP_SET_FD, 3 [pid 6380] <... memfd_create resumed>) = 3 [pid 6376] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6373] <... mount resumed>) = 0 [pid 6376] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6373] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6376] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... openat resumed>) = 3 [pid 6376] <... futex resumed>) = 1 [pid 6373] chdir("./file0" [pid 6376] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] <... chdir resumed>) = 0 [pid 6373] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6373] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6373] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] <... ioctl resumed>) = 0 [pid 6380] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6380] <... mmap resumed>) = 0x7f14d0c00000 [pid 6372] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] close(3 [pid 6380] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6376] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 1 [pid 6373] openat(AT_FDCWD, ".", O_RDONLY [pid 6376] openat(AT_FDCWD, ".", O_RDONLY [pid 6381] <... close resumed>) = 0 [pid 6380] <... write resumed>) = 131072 [pid 6376] <... openat resumed>) = 4 [pid 6373] <... openat resumed>) = 4 [pid 6372] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] close(4 [pid 6376] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... futex resumed>) = 0 [pid 6381] <... close resumed>) = 0 [pid 6380] munmap(0x7f14d0c00000, 138412032 [pid 6376] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 108.208142][ T6377] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.208752][ T6381] loop3: detected capacity change from 0 to 256 [ 108.218873][ T6377] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6381] mkdir("./file0", 0777 [pid 6380] <... munmap resumed>) = 0 [pid 6376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6373] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6372] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6376] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6381] <... mkdir resumed>) = 0 [pid 6380] <... openat resumed>) = 4 [pid 6372] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6380] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6380] close(3) = 0 [pid 6380] close(4) = 0 [ 108.270236][ T6380] loop0: detected capacity change from 0 to 256 [ 108.278254][ T6381] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.299853][ T6377] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6380] mkdir("./file0", 0777) = 0 [pid 6372] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6372] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6380] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6372] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6370] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6372] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6370] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6372] <... mprotect resumed>) = 0 [pid 6370] <... mprotect resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6372] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 6382 attached [pid 6382] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6372] <... clone3 resumed> => {parent_tid=[102]}, 88) = 102 [pid 6370] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 6382] <... rseq resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6383 attached [pid 6372] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] set_robust_list(0x7f14d90079a0, 24 [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6372] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... set_robust_list resumed>) = 0 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6382] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6383] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6382] <... openat resumed>) = 5 [pid 6381] <... mount resumed>) = 0 [pid 6377] <... mount resumed>) = 0 [pid 6376] <... ioctl resumed>) = 0 [pid 6373] <... ioctl resumed>) = 0 [pid 6383] <... rseq resumed>) = 0 [pid 6382] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6376] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] set_robust_list(0x7f14d90079a0, 24 [pid 6382] <... futex resumed>) = 1 [pid 6381] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6377] <... openat resumed>) = 3 [pid 6376] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6382] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] <... openat resumed>) = 3 [pid 6377] chdir("./file0" [pid 6383] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] chdir("./file0" [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6381] <... chdir resumed>) = 0 [pid 6377] <... chdir resumed>) = 0 [pid 6376] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6370] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6373] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6377] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6373] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6377] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... futex resumed>) = 0 [pid 6370] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] <... futex resumed>) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6373] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] close(3 [pid 6375] <... futex resumed>) = 0 [pid 6370] <... close resumed>) = 0 [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] close(4) = 0 [pid 6383] <... openat resumed>) = 5 [pid 6370] close(5 [pid 6383] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6370] <... close resumed>) = 0 [pid 6370] close(6 [pid 6383] <... futex resumed>) = 1 [pid 6381] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6372] <... futex resumed>) = 0 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6383] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6370] close(7 [pid 6381] openat(AT_FDCWD, ".", O_RDONLY [pid 6378] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... futex resumed>) = 0 [pid 6381] <... openat resumed>) = 4 [pid 6376] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6370] close(8 [pid 6381] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6381] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... ioctl resumed>) = 0 [pid 6381] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... futex resumed>) = 0 [pid 6381] <... futex resumed>) = 1 [pid 6378] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] <... futex resumed>) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6370] close(9 [pid 6372] close(3 [pid 6377] openat(AT_FDCWD, ".", O_RDONLY [pid 6376] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... close resumed>) = 0 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(4 [pid 6381] <... openat resumed>) = 5 [pid 6377] <... openat resumed>) = 4 [pid 6372] <... close resumed>) = 0 [pid 6370] close(10 [pid 6372] close(5 [pid 6377] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... close resumed>) = 0 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(6 [pid 6381] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(11 [pid 6381] <... futex resumed>) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6372] close(7 [pid 6375] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] <... futex resumed>) = 0 [pid 6370] close(12 [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(13) = -1 EBADF (Bad file descriptor) [pid 6370] close(14) = -1 EBADF (Bad file descriptor) [pid 6370] close(15 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6378] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] close(8 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... futex resumed>) = 0 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] close(9 [pid 6370] close(16 [pid 6381] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6377] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(10 [pid 6381] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... futex resumed>) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6372] close(11 [pid 6370] close(17 [pid 6378] close(3 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = 0 [pid 6372] close(12 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(18 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] close(4 [pid 6372] close(13 [pid 6378] <... close resumed>) = 0 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(14 [pid 6378] close(5 [pid 6370] close(19 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = 0 [pid 6372] close(15 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(20 [pid 6381] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6378] close(6 [pid 6372] close(16 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 108.314820][ T6381] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 108.331538][ T6380] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.344019][ T6381] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 108.355828][ T6380] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6372] close(17 [pid 6378] close(7 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(18 [pid 6370] close(21 [pid 6378] close(8 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(19 [pid 6370] close(22 [pid 6378] close(9 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(20 [pid 6370] close(23 [pid 6378] close(10 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(21 [pid 6370] close(24 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(22 [pid 6370] close(25 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(23 [pid 6370] close(26 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(24 [pid 6370] close(27 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(25 [pid 6370] close(28 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] close(11 [pid 6372] close(26 [pid 6370] close(29 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(27) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] close(28 [pid 6370] exit_group(0 [pid 6382] <... futex resumed>) = ? [pid 6373] <... futex resumed>) = ? [pid 6370] <... exit_group resumed>) = ? [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6382] +++ exited with 0 +++ [pid 6373] +++ exited with 0 +++ [pid 6370] +++ exited with 0 +++ [pid 6372] close(29 [pid 6378] close(12 [pid 6372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6378] close(13) = -1 EBADF (Bad file descriptor) [pid 6372] exit_group(0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6378] close(14 [pid 6383] <... futex resumed>) = ? [pid 6372] <... exit_group resumed>) = ? [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6383] +++ exited with 0 +++ [pid 6378] close(15) = -1 EBADF (Bad file descriptor) [pid 6376] <... futex resumed>) = ? [pid 6378] close(16 [pid 6376] +++ exited with 0 +++ [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] close(17) = -1 EBADF (Bad file descriptor) [pid 6378] close(18 [pid 6372] +++ exited with 0 +++ [pid 5848] <... restart_syscall resumed>) = 0 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6378] close(19) = -1 EBADF (Bad file descriptor) [pid 6378] close(20 [pid 5850] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6378] close(21 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6378] close(22 [pid 5850] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 6378] close(23 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6378] close(24 [pid 5850] getdents64(3, [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 6378] close(25 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6378] close(26) = -1 EBADF (Bad file descriptor) [pid 6378] close(27 [pid 6377] <... ioctl resumed>) = 0 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6377] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... mount resumed>) = 0 [pid 6378] close(28 [pid 6377] <... futex resumed>) = 1 [pid 6375] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6377] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6378] close(29) = -1 EBADF (Bad file descriptor) [pid 6378] exit_group(0 [pid 6375] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... exit_group resumed>) = ? [pid 6381] <... futex resumed>) = ? [pid 6375] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6380] chdir("./file0") = 0 [pid 6380] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6380] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6380] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6379] <... futex resumed>) = 0 [pid 6377] <... openat resumed>) = 5 [pid 6379] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 1 [pid 6377] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] <... futex resumed>) = 0 [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = 1 [pid 6377] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6380] <... futex resumed>) = 0 [pid 6377] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6375] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] openat(AT_FDCWD, ".", O_RDONLY [pid 6377] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] <... openat resumed>) = 4 [pid 6375] close(3 [pid 5848] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6380] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... close resumed>) = 0 [pid 6380] <... futex resumed>) = 1 [pid 6379] <... futex resumed>) = 0 [pid 6375] close(4 [pid 6379] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6379] <... futex resumed>) = 0 [pid 6375] <... close resumed>) = 0 [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] close(5) = 0 [pid 6375] close(6) = -1 EBADF (Bad file descriptor) [pid 6375] close(7 [pid 6381] +++ exited with 0 +++ [pid 6378] +++ exited with 0 +++ [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] close(8 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6375] close(9) = -1 EBADF (Bad file descriptor) [pid 6375] close(10) = -1 EBADF (Bad file descriptor) [pid 6375] close(11) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6375] close(12 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./48/file0", [pid 6375] close(13) = -1 EBADF (Bad file descriptor) [pid 6375] close(14) = -1 EBADF (Bad file descriptor) [pid 6375] close(15) = -1 EBADF (Bad file descriptor) [pid 6375] close(16) = -1 EBADF (Bad file descriptor) [pid 6375] close(17) = -1 EBADF (Bad file descriptor) [pid 6375] close(18) = -1 EBADF (Bad file descriptor) [pid 6375] close(19) = -1 EBADF (Bad file descriptor) [pid 6375] close(20) = -1 EBADF (Bad file descriptor) [pid 6375] close(21) = -1 EBADF (Bad file descriptor) [pid 6375] close(22) = -1 EBADF (Bad file descriptor) [pid 6375] close(23) = -1 EBADF (Bad file descriptor) [pid 6375] close(24 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] close(25) = -1 EBADF (Bad file descriptor) [pid 6375] close(26) = -1 EBADF (Bad file descriptor) [pid 6375] close(27) = -1 EBADF (Bad file descriptor) [pid 6375] close(28) = -1 EBADF (Bad file descriptor) [pid 6375] close(29 [pid 5849] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] exit_group(0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6377] <... futex resumed>) = ? [pid 6375] <... exit_group resumed>) = ? [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6377] +++ exited with 0 +++ [pid 6375] +++ exited with 0 +++ [pid 5850] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./48/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [ 108.423801][ T6380] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... openat resumed>) = 4 [pid 5849] getdents64(3, [pid 5846] <... restart_syscall resumed>) = 0 [pid 5850] newfstatat(4, "", [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 6380] <... ioctl resumed>) = 0 [pid 5850] getdents64(4, [pid 6380] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6380] <... futex resumed>) = 1 [pid 6379] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6380] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6379] <... futex resumed>) = 0 [pid 5850] getdents64(4, [pid 5849] <... umount2 resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 6380] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(3, "", [pid 6380] <... openat resumed>) = 5 [pid 5850] close(4 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./48/file0", [pid 5848] newfstatat(AT_FDCWD, "./47/file0", [pid 5850] rmdir("./48/file0" [pid 5846] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./47/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5846] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./48/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] newfstatat(AT_FDCWD, "./51/file0", [pid 5848] openat(AT_FDCWD, "./47/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 4 [pid 5849] newfstatat(4, "", [pid 5848] <... openat resumed>) = 4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(4, "", [pid 6380] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5849] getdents64(4, [pid 5846] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6380] <... futex resumed>) = 1 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] getdents64(4, [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./48/binderfs" [pid 6380] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] openat(AT_FDCWD, "./51/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6379] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(4, [pid 5848] getdents64(4, [pid 5846] <... openat resumed>) = 4 [pid 6380] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 1 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] newfstatat(4, "", [pid 6380] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] close(4 [pid 5848] close(4 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6380] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6379] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] rmdir("./47/file0" [pid 5849] rmdir("./48/file0" [pid 5848] <... rmdir resumed>) = 0 [pid 5846] getdents64(4, [pid 5849] <... rmdir resumed>) = 0 [pid 5848] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] close(4 [pid 5850] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... close resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5846] rmdir("./51/file0" [pid 6380] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 5850] rmdir("./48" [pid 5849] unlink("./48/binderfs" [pid 5848] unlink("./47/binderfs" [pid 5846] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6380] <... futex resumed>) = 1 [pid 6379] <... futex resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6379] close(3 [pid 5846] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6380] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] <... close resumed>) = 0 [pid 6379] close(4 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6379] <... close resumed>) = 0 [pid 5850] mkdir("./49", 0777 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5846] unlink("./51/binderfs" [pid 6379] close(5 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6379] <... close resumed>) = 0 [pid 5846] getdents64(3, [pid 6379] close(6 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 6379] close(7 [pid 5849] close(3 [pid 5848] close(3 [pid 5846] <... close resumed>) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] rmdir("./51" [pid 6379] close(8 [pid 5849] rmdir("./48" [pid 5848] rmdir("./47" [pid 5846] <... rmdir resumed>) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] mkdir("./52", 0777 [pid 6379] close(9 [pid 5849] mkdir("./49", 0777 [pid 5848] mkdir("./48", 0777 [pid 5846] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5846] <... openat resumed>) = 3 [pid 6379] close(10 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6379] close(11 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 5849] <... ioctl resumed>) = 0 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 5849] close(3 [pid 5846] <... ioctl resumed>) = 0 [pid 6379] close(12 [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] close(3 [pid 6379] close(13 [pid 5848] close(3 [pid 5846] <... close resumed>) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... close resumed>) = 0 [pid 6379] close(14) = -1 EBADF (Bad file descriptor) [pid 6379] close(15) = -1 EBADF (Bad file descriptor) [pid 6379] close(16) = -1 EBADF (Bad file descriptor) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6379] close(17) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6385 attached [pid 6379] close(18 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6384 attached [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6379] close(19./strace-static-x86_64: Process 6387 attached [pid 6385] set_robust_list(0x55555b6506a0, 24 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 105 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6379] close(20 [pid 6385] chdir("./49" [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] set_robust_list(0x55555b6506a0, 24 [pid 6385] <... chdir resumed>) = 0 [pid 6379] close(21 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 103 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 111 [pid 6387] chdir("./48" [pid 6385] <... prctl resumed>) = 0 [pid 6379] close(22 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 102 [pid 6387] <... chdir resumed>) = 0 [pid 6385] setpgid(0, 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6385] <... setpgid resumed>) = 0 [pid 6379] close(23./strace-static-x86_64: Process 6386 attached [pid 6387] <... prctl resumed>) = 0 [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] set_robust_list(0x55555b6506a0, 24 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] setpgid(0, 0 [pid 6379] close(24 [pid 6387] <... setpgid resumed>) = 0 [pid 6384] <... set_robust_list resumed>) = 0 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6385] <... openat resumed>) = 3 [pid 6379] close(25) = -1 EBADF (Bad file descriptor) [pid 6379] close(26) = -1 EBADF (Bad file descriptor) [pid 6387] <... openat resumed>) = 3 [pid 6379] close(27) = -1 EBADF (Bad file descriptor) [pid 6385] write(3, "1000", 4 [pid 6379] close(28 [pid 6385] <... write resumed>) = 4 [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] write(3, "1000", 4 [pid 6385] close(3 [pid 6379] close(29 [pid 6387] <... write resumed>) = 4 [pid 6385] <... close resumed>) = 0 [pid 6387] close(3 [pid 6385] symlink("/dev/binderfs", "./binderfs" [pid 6379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = 0 [pid 6385] <... symlink resumed>) = 0 [pid 6379] exit_group(0 [pid 6387] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6386] set_robust_list(0x55555b6506a0, 24 [pid 6384] chdir("./49" [pid 6380] <... futex resumed>) = ? [pid 6379] <... exit_group resumed>) = ? [pid 6387] write(1, "executing program\n", 18 [pid 6385] write(1, "executing program\n", 18 [pid 6380] +++ exited with 0 +++ executing program [pid 6387] <... write resumed>) = 18 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6387] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6385] <... write resumed>) = 18 [pid 6387] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6385] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6385] <... futex resumed>) = 0 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6379] +++ exited with 0 +++ [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6387] <... mmap resumed>) = 0x7f14d9008000 [pid 6385] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6387] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6387] <... mprotect resumed>) = 0 [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6386] <... set_robust_list resumed>) = 0 [pid 6385] <... mmap resumed>) = 0x7f14d9008000 [pid 6384] <... chdir resumed>) = 0 [pid 6385] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6386] chdir("./52" [pid 6385] <... mprotect resumed>) = 0 [pid 6384] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6388 attached [pid 6385] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6388] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6387] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 6386] <... chdir resumed>) = 0 [pid 6384] <... prctl resumed>) = 0 [pid 5847] <... restart_syscall resumed>) = 0 [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6384] setpgid(0, 0) = 0 [pid 6386] <... prctl resumed>) = 0 [pid 6384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6386] setpgid(0, 0 [pid 5847] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6384] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6386] <... setpgid resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] write(3, "1000", 4 [pid 5847] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6386] <... openat resumed>) = 3 [pid 6384] <... write resumed>) = 4 [pid 6386] write(3, "1000", 4 [pid 6384] close(3 [pid 5847] getdents64(3, [pid 6386] <... write resumed>) = 4 [pid 6384] <... close resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6386] close(3 [pid 6384] symlink("/dev/binderfs", "./binderfs" [pid 6386] <... close resumed>) = 0 [pid 5847] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] symlink("/dev/binderfs", "./binderfs" [pid 6384] <... symlink resumed>) = 0 executing program executing program [pid 6388] <... rseq resumed>) = 0 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] <... symlink resumed>) = 0 [pid 6385] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6384] write(1, "executing program\n", 18 [pid 6386] write(1, "executing program\n", 18 [pid 6384] <... write resumed>) = 18 [pid 6385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6384] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], [pid 6384] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6389 attached [pid 6388] set_robust_list(0x7f14d90289a0, 24 [pid 6386] <... write resumed>) = 18 [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6389] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6388] <... set_robust_list resumed>) = 0 [pid 6387] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = 0 [pid 6389] <... rseq resumed>) = 0 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6389] set_robust_list(0x7f14d90289a0, 24 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6386] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6385] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] memfd_create("syzkaller", 0 [pid 5847] newfstatat(AT_FDCWD, "./48/file0", [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] <... memfd_create resumed>) = 3 [pid 6384] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6388] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... mmap resumed>) = 0x7f14d0c00000 [pid 6386] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6384] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6389] memfd_create("syzkaller", 0 [pid 6388] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6384] <... mprotect resumed>) = 0 [pid 5847] openat(AT_FDCWD, "./48/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6389] <... memfd_create resumed>) = 3 [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] newfstatat(4, "", [pid 6389] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6384] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6389] <... mmap resumed>) = 0x7f14d0c00000 [pid 6388] <... write resumed>) = 131072 [pid 6386] <... mmap resumed>) = 0x7f14d9008000 [pid 6384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] getdents64(4, ./strace-static-x86_64: Process 6390 attached [pid 6386] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6390] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6386] <... mprotect resumed>) = 0 [pid 6384] <... clone3 resumed> => {parent_tid=[106]}, 88) = 106 [pid 5847] getdents64(4, [pid 6390] <... rseq resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6390] set_robust_list(0x7f14d90289a0, 24 [pid 6386] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6384] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] close(4 [pid 6390] <... set_robust_list resumed>) = 0 [pid 6386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... close resumed>) = 0 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] munmap(0x7f14d0c00000, 138412032 [pid 6386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6384] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rmdir("./48/file0"./strace-static-x86_64: Process 6391 attached [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6388] <... munmap resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6391] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6390] memfd_create("syzkaller", 0 [pid 6386] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6390] <... memfd_create resumed>) = 3 [pid 6388] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6391] <... rseq resumed>) = 0 [pid 6390] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6389] <... write resumed>) = 131072 [pid 6388] <... openat resumed>) = 4 [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] newfstatat(AT_FDCWD, "./48/binderfs", [pid 6391] set_robust_list(0x7f14d90289a0, 24 [pid 6390] <... mmap resumed>) = 0x7f14d0c00000 [pid 6386] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6390] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6389] munmap(0x7f14d0c00000, 138412032 [pid 6386] <... futex resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] unlink("./48/binderfs" [pid 6389] <... munmap resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6388] ioctl(4, LOOP_SET_FD, 3 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... unlink resumed>) = 0 [pid 6391] memfd_create("syzkaller", 0 [pid 6390] <... write resumed>) = 131072 [pid 6389] <... openat resumed>) = 4 [pid 6388] <... ioctl resumed>) = 0 [pid 5847] getdents64(3, [pid 6391] <... memfd_create resumed>) = 3 [pid 6390] munmap(0x7f14d0c00000, 138412032 [pid 6389] ioctl(4, LOOP_SET_FD, 3 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./48" [pid 6391] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6390] <... munmap resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./49", 0777 [pid 6391] <... mmap resumed>) = 0x7f14d0c00000 [pid 5847] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6391] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6390] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] <... openat resumed>) = 3 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6390] <... openat resumed>) = 4 [pid 5847] <... ioctl resumed>) = 0 [pid 5847] close(3) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6392 attached [pid 6391] <... write resumed>) = 131072 [pid 6390] ioctl(4, LOOP_SET_FD, 3 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 105 [pid 6388] close(3) = 0 [pid 6388] close(4) = 0 [pid 6388] mkdir("./file0", 0777) = 0 [ 108.647866][ T6388] loop1: detected capacity change from 0 to 256 [ 108.674510][ T6389] loop4: detected capacity change from 0 to 256 [ 108.681236][ T6390] loop3: detected capacity change from 0 to 256 [pid 6388] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6392] set_robust_list(0x55555b6506a0, 24 [pid 6391] munmap(0x7f14d0c00000, 138412032 [pid 6390] <... ioctl resumed>) = 0 [pid 6389] <... ioctl resumed>) = 0 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6391] <... munmap resumed>) = 0 [pid 6392] chdir("./49" [pid 6391] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6390] close(3 [pid 6389] close(3 [pid 6392] <... chdir resumed>) = 0 [pid 6392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6391] <... openat resumed>) = 4 [pid 6390] <... close resumed>) = 0 [pid 6389] <... close resumed>) = 0 [pid 6392] <... prctl resumed>) = 0 [pid 6391] ioctl(4, LOOP_SET_FD, 3 [pid 6390] close(4 [pid 6389] close(4 [pid 6392] setpgid(0, 0) = 0 [pid 6390] <... close resumed>) = 0 [pid 6392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6389] <... close resumed>) = 0 [pid 6389] mkdir("./file0", 0777 [pid 6392] <... openat resumed>) = 3 [pid 6390] mkdir("./file0", 0777 [pid 6389] <... mkdir resumed>) = 0 [pid 6389] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6390] <... mkdir resumed>) = 0 [pid 6392] write(3, "1000", 4 [pid 6390] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6392] <... write resumed>) = 4 [ 108.689420][ T6388] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.706312][ T6391] loop2: detected capacity change from 0 to 256 [ 108.729376][ T6390] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6392] close(3) = 0 [pid 6391] <... ioctl resumed>) = 0 [pid 6391] close(3 [pid 6392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6391] <... close resumed>) = 0 executing program [pid 6392] write(1, "executing program\n", 18 [pid 6391] close(4 [pid 6392] <... write resumed>) = 18 [pid 6391] <... close resumed>) = 0 [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] mkdir("./file0", 0777 [pid 6392] <... futex resumed>) = 0 [pid 6391] <... mkdir resumed>) = 0 [pid 6392] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6391] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6392] <... rt_sigaction resumed>NULL, 8) = 0 [ 108.743891][ T6389] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.744457][ T6388] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 108.765644][ T6389] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 108.774098][ T6390] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [ 108.799077][ T6391] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 108.825761][ T6389] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6392] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[106]}, 88) = 106 [pid 6392] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6393 attached NULL, 8) = 0 [pid 6393] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6392] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... rseq resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 6389] <... mount resumed>) = 0 [pid 6393] set_robust_list(0x7f14d90289a0, 24 [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6389] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], [pid 6390] <... mount resumed>) = 0 [pid 6389] chdir("./file0" [pid 6388] <... mount resumed>) = 0 [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] <... chdir resumed>) = 0 [pid 6393] memfd_create("syzkaller", 0 [pid 6388] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6389] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6393] <... memfd_create resumed>) = 3 [pid 6390] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6388] <... openat resumed>) = 3 [pid 6393] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6390] <... openat resumed>) = 3 [pid 6389] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6388] chdir("./file0" [pid 6393] <... mmap resumed>) = 0x7f14d0c00000 [pid 6389] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... chdir resumed>) = 0 [pid 6390] chdir("./file0") = 0 [pid 6393] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [ 108.833814][ T6388] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 108.841568][ T6391] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 108.866133][ T6390] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6390] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6389] <... futex resumed>) = 1 [pid 6388] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6385] <... futex resumed>) = 0 [pid 6390] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6389] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6393] <... write resumed>) = 131072 [pid 6390] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6385] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = 0 [pid 6389] openat(AT_FDCWD, ".", O_RDONLY [pid 6388] <... futex resumed>) = 1 [pid 6390] <... futex resumed>) = 1 [pid 6389] <... openat resumed>) = 4 [pid 6388] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 6389] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] openat(AT_FDCWD, ".", O_RDONLY [pid 6389] <... futex resumed>) = 1 [pid 6387] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 6389] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6385] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] <... futex resumed>) = 0 [pid 6390] <... openat resumed>) = 4 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 1 [pid 6385] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] openat(AT_FDCWD, ".", O_RDONLY [pid 6393] munmap(0x7f14d0c00000, 138412032 [pid 6390] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... openat resumed>) = 4 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... munmap resumed>) = 0 [pid 6390] <... futex resumed>) = 1 [pid 6388] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6390] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6388] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6384] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... futex resumed>) = 0 [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6388] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6393] <... openat resumed>) = 4 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] ioctl(4, LOOP_SET_FD, 3 [pid 6391] <... mount resumed>) = 0 [pid 6391] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6391] chdir("./file0") = 0 [pid 6391] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6391] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6391] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] <... futex resumed>) = 0 [pid 6386] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... ioctl resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6393] close(3 [pid 6391] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... close resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] close(4 [pid 6391] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6390] <... ioctl resumed>) = 0 [pid 6389] <... ioctl resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6390] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6389] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... ioctl resumed>) = 0 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6393] <... close resumed>) = 0 [pid 6391] <... ioctl resumed>) = 0 [pid 6390] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6389] <... futex resumed>) = 0 [pid 6388] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 0 [pid 6384] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6384] <... futex resumed>) = 0 [pid 6393] mkdir("./file0", 0777 [pid 6391] <... futex resumed>) = 1 [pid 6390] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6388] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = 0 [pid 6385] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] <... openat resumed>) = 5 [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... futex resumed>) = 0 [pid 6386] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6393] <... mkdir resumed>) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6390] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = 0 [pid 6393] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6391] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6390] <... futex resumed>) = 1 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] <... mprotect resumed>) = 0 [pid 6384] <... futex resumed>) = 0 [pid 6391] <... openat resumed>) = 5 [ 108.938787][ T6391] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 108.975140][ T6393] loop0: detected capacity change from 0 to 256 [pid 6390] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... openat resumed>) = 5 [pid 6385] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6384] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6384] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 1 [pid 6390] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6386] <... futex resumed>) = 0 [pid 6384] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6388] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6390] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6391] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6390] <... futex resumed>) = 1 [pid 6388] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6387] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6394 attached [pid 6391] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6388] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6387] <... futex resumed>) = 0 [pid 6384] close(3 [pid 6394] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6391] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 6384] <... close resumed>) = 0 [pid 6394] <... rseq resumed>) = 0 [pid 6391] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6386] <... futex resumed>) = 0 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], [pid 6384] close(4 [pid 6394] set_robust_list(0x7f14d90079a0, 24 [pid 6391] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] close(3 [pid 6386] close(3 [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] <... close resumed>) = 0 [pid 6394] <... set_robust_list resumed>) = 0 [pid 6387] <... close resumed>) = 0 [pid 6386] <... close resumed>) = 0 [pid 6385] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] close(5 [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] close(4 [pid 6386] close(4 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... close resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] <... close resumed>) = 0 [pid 6386] <... close resumed>) = 0 [pid 6385] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] close(6 [pid 6394] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6387] close(5 [pid 6386] close(5 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = 0 [pid 6386] <... close resumed>) = 0 [pid 6384] close(7 [pid 6387] close(6 [pid 6386] close(6 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(8 [pid 6387] close(7 [pid 6386] close(7 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(9 [pid 6387] close(8 [pid 6386] close(8 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(10 [pid 6387] close(9 [pid 6386] close(9 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(11 [pid 6387] close(10 [pid 6386] close(10 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(12 [pid 6387] close(11 [pid 6386] close(11 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(13 [pid 6387] close(12 [pid 6386] close(12 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(14 [pid 6387] close(13 [pid 6386] close(13 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(15 [pid 6387] close(14 [pid 6394] <... openat resumed>) = 5 [pid 6386] close(14 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(16 [pid 6387] close(15 [pid 6386] close(15 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(17 [pid 6394] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(16 [pid 6386] close(16 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6394] <... futex resumed>) = 1 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... futex resumed>) = 0 [pid 6384] close(18 [pid 6394] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] close(17 [pid 6386] close(17 [pid 6385] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6389] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... futex resumed>) = 1 [pid 6393] <... mount resumed>) = 0 [pid 6384] close(19 [pid 6393] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6389] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6387] close(18 [pid 6386] close(18 [pid 6385] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... openat resumed>) = 3 [pid 6389] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(20 [pid 6387] close(19 [pid 6386] close(19 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6389] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] close(21 [pid 6393] chdir("./file0" [pid 6389] <... futex resumed>) = 1 [pid 6387] close(20 [pid 6386] close(20 [pid 6385] <... futex resumed>) = 0 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... chdir resumed>) = 0 [pid 6389] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(3 [pid 6384] close(22 [pid 6393] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6387] close(21 [pid 6386] close(21 [pid 6385] <... close resumed>) = 0 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(4 [pid 6384] close(23 [pid 6393] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(22 [pid 6386] close(22 [pid 6385] <... close resumed>) = 0 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... futex resumed>) = 1 [pid 6392] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(5 [pid 6384] close(24 [pid 6393] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(23 [pid 6386] close(23 [pid 6385] <... close resumed>) = 0 [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6392] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(6 [pid 6384] close(25 [pid 6393] openat(AT_FDCWD, ".", O_RDONLY [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] close(24 [pid 6386] close(24 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... openat resumed>) = 4 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(7 [pid 6384] close(26 [pid 6393] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(25 [pid 6386] close(25 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 109.014512][ T6393] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.028145][ T6393] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 109.046980][ T6393] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6393] <... futex resumed>) = 1 [pid 6392] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(8 [pid 6384] close(27 [pid 6393] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6392] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(26 [pid 6386] close(26 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(9 [pid 6384] close(28 [pid 6393] <... ioctl resumed>) = 0 [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] close(27 [pid 6386] close(27 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(10 [pid 6384] close(29 [pid 6393] <... futex resumed>) = 0 [pid 6392] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] close(28 [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6392] <... futex resumed>) = 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] close(28 [pid 6385] close(11 [pid 6384] exit_group(0 [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] <... futex resumed>) = ? [pid 6387] close(29 [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... exit_group resumed>) = ? [pid 6393] <... openat resumed>) = 5 [pid 6390] +++ exited with 0 +++ [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6386] close(29 [pid 6385] close(12 [pid 6384] +++ exited with 0 +++ [pid 6393] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] exit_group(0 [pid 6386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6393] <... futex resumed>) = 1 [pid 6392] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = ? [pid 6387] <... exit_group resumed>) = ? [pid 6386] exit_group(0 [pid 6385] close(13 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6393] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... futex resumed>) = ? [pid 6388] +++ exited with 0 +++ [pid 6387] +++ exited with 0 +++ [pid 6386] <... exit_group resumed>) = ? [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6392] <... futex resumed>) = 0 [pid 6391] +++ exited with 0 +++ [pid 6386] +++ exited with 0 +++ [pid 6385] close(14 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6393] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6392] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6393] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6385] close(15 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6393] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... restart_syscall resumed>) = 0 [pid 6393] <... futex resumed>) = 1 [pid 6392] <... futex resumed>) = 0 [pid 6385] close(16 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6393] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] close(3 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... close resumed>) = 0 [pid 6385] close(17 [pid 5849] <... openat resumed>) = 3 [pid 6392] close(4 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", [pid 6392] <... close resumed>) = 0 [pid 6385] close(18 [pid 5848] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] close(5 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5848] <... openat resumed>) = 3 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] <... close resumed>) = 0 [pid 6385] close(19 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] newfstatat(3, "", [pid 5846] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6392] close(6 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(20 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... openat resumed>) = 3 [pid 6392] close(7 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(21 [pid 5848] getdents64(3, [pid 5846] newfstatat(3, "", [pid 6392] close(8 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(22 [pid 6392] close(9 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(23 [pid 6392] close(10 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(24 [pid 6392] close(11 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(25 [pid 6392] close(12 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(26 [pid 6392] close(13 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(27 [pid 5849] <... umount2 resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6392] close(14 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(28 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6392] close(15 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(29 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = 0 [pid 6392] close(16 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] exit_group(0 [pid 5846] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6394] <... futex resumed>) = ? [pid 6392] close(17 [pid 6389] <... futex resumed>) = ? [pid 6385] <... exit_group resumed>) = ? [pid 5849] newfstatat(AT_FDCWD, "./49/file0", [pid 5848] <... umount2 resumed>) = 0 [pid 6394] +++ exited with 0 +++ [pid 6389] +++ exited with 0 +++ [pid 5848] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./52/file0", [pid 5848] newfstatat(AT_FDCWD, "./48/file0", [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./48/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./52/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./48/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] <... openat resumed>) = 4 [pid 6385] +++ exited with 0 +++ [pid 5848] <... openat resumed>) = 4 [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6392] close(18 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] newfstatat(4, "", [pid 5849] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] newfstatat(4, "", [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] close(19 [pid 5849] openat(AT_FDCWD, "./49/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6392] close(20 [pid 5849] <... openat resumed>) = 4 [pid 5848] getdents64(4, [pid 5846] getdents64(4, [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] newfstatat(4, "", [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6392] close(21 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, [pid 5846] getdents64(4, [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6392] close(22 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] close(4 [pid 5846] close(4 [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(4, [pid 5848] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6392] close(23 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] rmdir("./52/file0" [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(4 [pid 6392] close(24 [pid 5849] <... close resumed>) = 0 [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] rmdir("./49/file0" [pid 6392] close(25) = -1 EBADF (Bad file descriptor) [pid 5849] <... rmdir resumed>) = 0 [pid 5848] rmdir("./48/file0" [pid 5846] <... rmdir resumed>) = 0 [pid 6392] close(26 [pid 5849] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... rmdir resumed>) = 0 [pid 5846] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] close(27 [pid 5849] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./52/binderfs", [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6392] close(28 [pid 5849] unlink("./49/binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] unlink("./52/binderfs" [pid 6392] close(29 [pid 5849] <... unlink resumed>) = 0 [pid 5848] unlink("./48/binderfs" [pid 5846] <... unlink resumed>) = 0 [pid 6392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] getdents64(3, [pid 5848] <... unlink resumed>) = 0 [pid 5846] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6392] exit_group(0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(3, [pid 5846] close(3 [pid 5849] close(3 [pid 6393] <... futex resumed>) = ? [pid 6392] <... exit_group resumed>) = ? [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5846] <... close resumed>) = 0 [pid 6393] +++ exited with 0 +++ [pid 5849] rmdir("./49" [pid 5848] close(3 [pid 5846] rmdir("./52" [pid 5850] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./50", 0777 [pid 6392] +++ exited with 0 +++ [pid 5850] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... mkdir resumed>) = 0 [pid 5848] rmdir("./48" [pid 5846] <... rmdir resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] newfstatat(3, "", [pid 5849] <... openat resumed>) = 3 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] mkdir("./53", 0777 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5850] getdents64(3, [pid 5848] mkdir("./49", 0777 [pid 5846] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] <... close resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5850] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWRexecuting program [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... openat resumed>) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... restart_syscall resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 5847] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5847] newfstatat(3, "", [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5846] <... ioctl resumed>) = 0 [pid 5848] close(3 [pid 5846] close(3 [pid 5847] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6395 attached [pid 6395] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6395] chdir("./50") = 0 [pid 5848] <... close resumed>) = 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6395] setpgid(0, 0) = 0 [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6395] write(3, "1000", 4) = 4 [pid 5846] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... umount2 resumed>) = 0 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6396 attached [pid 6395] close(3 [pid 5847] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6395] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./49/file0", [pid 6395] symlink("/dev/binderfs", "./binderfs" [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6396] set_robust_list(0x55555b6506a0, 24 [pid 6395] <... symlink resumed>) = 0 [pid 5847] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./49/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6396] <... set_robust_list resumed>) = 0 [pid 6395] write(1, "executing program\n", 18 [pid 5847] <... openat resumed>) = 4 [pid 6396] chdir("./49" [pid 6395] <... write resumed>) = 18 [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... chdir resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 5847] newfstatat(4, "", [pid 6395] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6396] setpgid(0, 0) = 0 [pid 5850] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 6397 attached [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6397] set_robust_list(0x55555b6506a0, 24 [pid 6396] <... openat resumed>) = 3 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 107 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 104 [pid 6396] write(3, "1000", 4) = 4 [pid 6396] close(3) = 0 [pid 6396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6396] write(1, "executing program\n", 18) = 18 [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6396] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6396] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6396] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6395] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] getdents64(4, [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] getdents64(4, [pid 6395] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6395] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5847] close(4 [pid 6395] <... mprotect resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 6396] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] rmdir("./49/file0" [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5847] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6396] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6399 attached ./strace-static-x86_64: Process 6398 attached [pid 6396] <... futex resumed>) = 0 [pid 6395] <... clone3 resumed> => {parent_tid=[108]}, 88) = 108 [pid 5847] newfstatat(AT_FDCWD, "./49/binderfs", [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] unlink("./49/binderfs" [pid 6399] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6398] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6395] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 113 [pid 6395] <... futex resumed>) = 0 [pid 5847] getdents64(3, [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3) = 0 [pid 5847] rmdir("./49") = 0 [pid 6398] <... rseq resumed>) = 0 [pid 5847] mkdir("./50", 0777 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6399] <... rseq resumed>) = 0 [pid 6398] set_robust_list(0x7f14d90289a0, 24 [pid 6397] chdir("./53" [pid 5850] newfstatat(AT_FDCWD, "./49/file0", [pid 6399] set_robust_list(0x7f14d90289a0, 24 [pid 6397] <... chdir resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] <... set_robust_list resumed>) = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] <... prctl resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6397] setpgid(0, 0 [pid 6399] memfd_create("syzkaller", 0 [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] openat(AT_FDCWD, "./49/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6399] <... memfd_create resumed>) = 3 [pid 6398] memfd_create("syzkaller", 0 [pid 6397] <... setpgid resumed>) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6399] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6398] <... memfd_create resumed>) = 3 [pid 5850] <... openat resumed>) = 4 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6399] <... mmap resumed>) = 0x7f14d0c00000 [pid 6398] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] newfstatat(4, "", [pid 5847] <... ioctl resumed>) = 0 [pid 6399] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6398] <... mmap resumed>) = 0x7f14d0c00000 [pid 6398] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6397] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6397] write(3, "1000", 4 [pid 5850] getdents64(4, [pid 6397] <... write resumed>) = 4 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6397] close(3 [pid 5850] getdents64(4, [pid 6399] <... write resumed>) = 131072 [pid 6397] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(3 [pid 5850] close(4 [pid 6397] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... close resumed>) = 0 [pid 5847] <... close resumed>) = 0 [pid 5850] rmdir("./49/file0" [pid 6397] <... symlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 executing program [pid 5850] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6397] write(1, "executing program\n", 18 [pid 6399] munmap(0x7f14d0c00000, 138412032 [pid 6398] <... write resumed>) = 131072 [pid 6397] <... write resumed>) = 18 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6399] <... munmap resumed>) = 0 [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./49/binderfs", [pid 6397] <... futex resumed>) = 0 [pid 6398] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6400 attached [pid 6399] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6398] <... munmap resumed>) = 0 [pid 6397] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] unlink("./49/binderfs" [pid 6399] <... openat resumed>) = 4 [pid 6397] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6400] set_robust_list(0x55555b6506a0, 24 [pid 6397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] <... unlink resumed>) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] ioctl(4, LOOP_SET_FD, 3 [pid 6398] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6398] <... openat resumed>) = 4 [pid 6397] <... mmap resumed>) = 0x7f14d9008000 [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 107 [pid 6400] <... set_robust_list resumed>) = 0 [pid 6398] ioctl(4, LOOP_SET_FD, 3 [pid 6397] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6400] chdir("./50" [pid 6397] <... mprotect resumed>) = 0 [pid 5850] getdents64(3, [pid 6400] <... chdir resumed>) = 0 [pid 6397] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6397] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] close(3 [pid 6400] <... prctl resumed>) = 0 [pid 6397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] <... close resumed>) = 0 [pid 6400] setpgid(0, 0 [pid 5850] rmdir("./49" [pid 6400] <... setpgid resumed>) = 0 [pid 6397] <... clone3 resumed> => {parent_tid=[114]}, 88) = 114 [pid 5850] <... rmdir resumed>) = 0 [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6397] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] mkdir("./50", 0777 [pid 6400] <... openat resumed>) = 3 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6400] write(3, "1000", 4 [pid 6397] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 6401 attached [pid 6400] <... write resumed>) = 4 [pid 6399] <... ioctl resumed>) = 0 [pid 6398] <... ioctl resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6401] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6399] close(3 [pid 6398] close(3 [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6401] <... rseq resumed>) = 0 [pid 6399] <... close resumed>) = 0 [pid 6398] <... close resumed>) = 0 [pid 6401] set_robust_list(0x7f14d90289a0, 24 [pid 6400] close(3 [pid 6399] close(4 [pid 6398] close(4 [pid 6401] <... set_robust_list resumed>) = 0 [pid 6398] <... close resumed>) = 0 [pid 6401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6398] mkdir("./file0", 0777 [pid 6401] memfd_create("syzkaller", 0 [pid 6400] <... close resumed>) = 0 [pid 6398] <... mkdir resumed>) = 0 [pid 6401] <... memfd_create resumed>) = 3 [pid 6400] symlink("/dev/binderfs", "./binderfs" [pid 6401] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6398] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6401] <... mmap resumed>) = 0x7f14d0c00000 [pid 6401] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6400] <... symlink resumed>) = 0 [pid 5850] <... openat resumed>) = 3 executing program [pid 6400] write(1, "executing program\n", 18 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6401] <... write resumed>) = 131072 [pid 6400] <... write resumed>) = 18 [pid 5850] <... ioctl resumed>) = 0 [pid 5850] close(3 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] munmap(0x7f14d0c00000, 138412032 [pid 6399] <... close resumed>) = 0 [pid 6401] <... munmap resumed>) = 0 [pid 6399] mkdir("./file0", 0777) = 0 [pid 6399] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... close resumed>) = 0 [pid 6401] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6400] <... futex resumed>) = 0 [pid 6401] <... openat resumed>) = 4 [pid 6400] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [ 109.265894][ T6398] loop1: detected capacity change from 0 to 256 [ 109.273675][ T6399] loop3: detected capacity change from 0 to 256 [ 109.291984][ T6398] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.309473][ T6401] loop2: detected capacity change from 0 to 256 [pid 6401] ioctl(4, LOOP_SET_FD, 3 [pid 6400] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6402 attached [pid 6400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 106 [pid 6402] set_robust_list(0x55555b6506a0, 24) = 0 [pid 6401] <... ioctl resumed>) = 0 [pid 6400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] chdir("./50" [pid 6400] <... mmap resumed>) = 0x7f14d9008000 [pid 6401] close(3 [pid 6400] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6402] <... chdir resumed>) = 0 [pid 6401] <... close resumed>) = 0 [pid 6401] close(4 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6401] <... close resumed>) = 0 [pid 6400] <... mprotect resumed>) = 0 [pid 6401] mkdir("./file0", 0777) = 0 [pid 6401] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6402] <... prctl resumed>) = 0 [pid 6400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] setpgid(0, 0 [pid 6400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] <... setpgid resumed>) = 0 [pid 6400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6402] write(3, "1000", 4) = 4 [pid 6402] close(3 [pid 6400] <... clone3 resumed> => {parent_tid=[108]}, 88) = 108 [pid 6402] <... close resumed>) = 0 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6403 attached [pid 6403] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6403] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6402] <... symlink resumed>) = 0 [pid 6400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] write(1, "executing program\n", 18executing program [pid 6400] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] <... write resumed>) = 18 [pid 6400] <... futex resumed>) = 0 [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] memfd_create("syzkaller", 0 [pid 6402] <... futex resumed>) = 0 [pid 6402] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6403] <... memfd_create resumed>) = 3 [pid 6402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6403] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [ 109.316928][ T6399] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.340176][ T6398] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 109.350062][ T6401] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6403] <... mmap resumed>) = 0x7f14d0c00000 [pid 6402] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6403] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6402] <... mprotect resumed>) = 0 [pid 6403] <... write resumed>) = 131072 [pid 6402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6403] munmap(0x7f14d0c00000, 138412032 [pid 6402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6403] <... munmap resumed>) = 0 [pid 6402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6403] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 6404 attached ) = 4 [pid 6402] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 6403] ioctl(4, LOOP_SET_FD, 3 [pid 6402] rt_sigprocmask(SIG_SETMASK, [], [pid 6404] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] <... rseq resumed>) = 0 [pid 6402] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6404] memfd_create("syzkaller", 0 [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6404] <... memfd_create resumed>) = 3 [pid 6404] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6403] <... ioctl resumed>) = 0 [pid 6404] <... mmap resumed>) = 0x7f14d0c00000 [pid 6403] close(3) = 0 [pid 6403] close(4) = 0 [pid 6403] mkdir("./file0", 0777) = 0 [pid 6403] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [ 109.373078][ T6399] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 109.390749][ T6403] loop0: detected capacity change from 0 to 256 [ 109.401252][ T6401] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [pid 6404] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6404] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6404] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 109.431481][ T6403] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.454367][ T6398] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6404] ioctl(4, LOOP_SET_FD, 3 [pid 6398] <... mount resumed>) = 0 [pid 6398] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6398] chdir("./file0") = 0 [pid 6398] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6404] <... ioctl resumed>) = 0 [pid 6398] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6404] close(3) = 0 [pid 6404] close(4) = 0 [pid 6398] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] mkdir("./file0", 0777 [pid 6398] <... futex resumed>) = 1 [ 109.471132][ T6399] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 109.473567][ T6404] loop4: detected capacity change from 0 to 256 [ 109.489049][ T6403] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 109.502097][ T6401] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6404] <... mkdir resumed>) = 0 [pid 6398] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6404] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6399] <... mount resumed>) = 0 [pid 6399] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... openat resumed>) = 3 [pid 6398] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6398] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6398] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] chdir("./file0" [pid 6398] <... futex resumed>) = 0 [pid 6398] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6399] <... chdir resumed>) = 0 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6396] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... mount resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6399] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6398] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6399] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6399] <... futex resumed>) = 1 [pid 6399] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] <... futex resumed>) = 0 [pid 6395] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] chdir("./file0") = 0 [pid 6401] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6401] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6399] openat(AT_FDCWD, ".", O_RDONLY [pid 6397] <... futex resumed>) = 0 [pid 6401] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6399] <... openat resumed>) = 4 [pid 6397] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6401] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6401] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6401] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] <... mount resumed>) = 0 [pid 6403] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6403] chdir("./file0") = 0 [pid 6403] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6399] <... futex resumed>) = 1 [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6399] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6397] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6401] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6400] <... futex resumed>) = 1 [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... futex resumed>) = 0 [pid 6403] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6403] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6403] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... ioctl resumed>) = 0 [pid 6398] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6398] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6398] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... openat resumed>) = 5 [pid 6398] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6398] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] <... ioctl resumed>) = 0 [pid 6399] <... ioctl resumed>) = 0 [pid 6403] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6403] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6400] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... openat resumed>) = 5 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... ioctl resumed>) = 0 [pid 6401] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6399] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6401] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6399] <... futex resumed>) = 1 [ 109.548615][ T6403] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 109.569053][ T6404] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6397] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... openat resumed>) = 5 [pid 6399] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6395] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 6396] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 1 [pid 6401] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6403] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6400] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6400] <... futex resumed>) = 0 [pid 6398] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6396] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6403] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] close(3) = 0 [pid 6398] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] close(4) = 0 [pid 6398] <... futex resumed>) = 1 [pid 6396] <... futex resumed>) = 0 [pid 6400] close(5 [pid 6398] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] close(3 [pid 6400] <... close resumed>) = 0 [pid 6396] <... close resumed>) = 0 [pid 6400] close(6 [pid 6396] close(4 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = 0 [pid 6400] close(7 [pid 6396] close(5 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = 0 [pid 6400] close(8 [pid 6396] close(6 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(9 [pid 6396] close(7 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(10 [pid 6396] close(8 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(11 [pid 6396] close(9 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(12 [pid 6396] close(10 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(13 [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6396] close(11 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] close(14 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] close(12 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] <... openat resumed>) = 5 [pid 6400] close(15 [pid 6397] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(13 [pid 6401] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6400] close(16 [pid 6399] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6401] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(14 [pid 6401] <... futex resumed>) = 0 [pid 6400] close(17 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6401] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] <... futex resumed>) = 1 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] close(15 [pid 6395] <... futex resumed>) = 0 [pid 6400] close(18 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(16 [pid 6395] <... futex resumed>) = 0 [pid 6400] close(19 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(17 [pid 6400] close(20 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(18 [pid 6400] close(21 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(19 [pid 6400] close(22 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6397] close(3) = 0 [pid 6397] close(4 [pid 6399] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6399] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... close resumed>) = 0 [pid 6400] close(23 [pid 6397] close(5 [pid 6396] close(20 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] <... futex resumed>) = 1 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... futex resumed>) = 0 [pid 6400] close(24 [pid 6399] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... close resumed>) = 0 [pid 6396] close(21 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(6 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(3 [pid 6400] close(25 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(22 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(7 [pid 6395] <... close resumed>) = 0 [pid 6400] close(26 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(8 [pid 6395] close(4 [pid 6400] close(27 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(23 [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(9 [pid 6395] <... close resumed>) = 0 [pid 6400] close(28 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(10 [pid 6396] close(24 [pid 6395] close(5 [pid 6400] close(29 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(11 [pid 6395] <... close resumed>) = 0 [pid 6400] exit_group(0 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(25 [pid 6403] <... futex resumed>) = ? [pid 6400] <... exit_group resumed>) = ? [pid 6397] close(12 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(6 [pid 6403] +++ exited with 0 +++ [pid 6400] +++ exited with 0 +++ [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] close(26 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(7 [pid 6397] close(13 [pid 6396] close(27 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(8 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6397] close(14 [pid 6396] close(28 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 109.623329][ T6404] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(9 [pid 5847] <... restart_syscall resumed>) = 0 [pid 6397] close(15 [pid 6396] close(29 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(16 [pid 6396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(10 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] exit_group(0 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... exit_group resumed>) = ? [pid 6395] close(11 [pid 6397] close(17 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(18 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(19 [pid 6395] close(12 [pid 5847] <... openat resumed>) = 3 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] <... futex resumed>) = ? [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] +++ exited with 0 +++ [pid 6397] close(20 [pid 6396] +++ exited with 0 +++ [pid 6395] close(13 [pid 5847] newfstatat(3, "", [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6397] close(21 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6397] close(22 [pid 5847] getdents64(3, [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(23 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6397] close(24) = -1 EBADF (Bad file descriptor) [pid 6395] close(14 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6397] close(25 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(15) = -1 EBADF (Bad file descriptor) [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6397] close(26) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6395] close(16 [pid 5848] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6397] close(27 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(17) = -1 EBADF (Bad file descriptor) [pid 6395] close(18) = -1 EBADF (Bad file descriptor) [pid 6395] close(19) = -1 EBADF (Bad file descriptor) [pid 6395] close(20) = -1 EBADF (Bad file descriptor) [pid 6395] close(21) = -1 EBADF (Bad file descriptor) [pid 6395] close(22) = -1 EBADF (Bad file descriptor) [pid 6395] close(23) = -1 EBADF (Bad file descriptor) [pid 6395] close(24) = -1 EBADF (Bad file descriptor) [pid 6395] close(25) = -1 EBADF (Bad file descriptor) [pid 6395] close(26) = -1 EBADF (Bad file descriptor) [pid 6395] close(27) = -1 EBADF (Bad file descriptor) [pid 6395] close(28 [pid 6404] <... mount resumed>) = 0 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(29) = -1 EBADF (Bad file descriptor) [pid 6395] exit_group(0) = ? [pid 6404] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] <... futex resumed>) = ? [pid 5848] <... openat resumed>) = 3 [pid 6404] <... openat resumed>) = 3 [pid 6404] chdir("./file0") = 0 [pid 6404] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6404] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6404] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... futex resumed>) = 0 [pid 6399] +++ exited with 0 +++ [pid 6397] close(28 [pid 6395] +++ exited with 0 +++ [pid 5848] newfstatat(3, "", [pid 6402] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 1 [pid 6397] close(29 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6404] openat(AT_FDCWD, ".", O_RDONLY [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... umount2 resumed>) = 0 [pid 5848] getdents64(3, [pid 6397] exit_group(0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6404] <... openat resumed>) = 4 [pid 6401] <... futex resumed>) = ? [ 109.670242][ T6404] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6397] <... exit_group resumed>) = ? [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6404] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] +++ exited with 0 +++ [pid 6404] <... futex resumed>) = 1 [pid 6404] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6402] <... futex resumed>) = 0 [pid 6397] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./50/file0", [pid 5849] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6402] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(3, "", [pid 5847] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6402] <... futex resumed>) = 1 [pid 5847] openat(AT_FDCWD, "./50/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6404] <... futex resumed>) = 0 [pid 6404] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] getdents64(3, [pid 5847] <... openat resumed>) = 4 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] newfstatat(4, "", [pid 5849] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./50/file0" [pid 5846] <... restart_syscall resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 5846] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5846] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5847] unlink("./50/binderfs" [pid 5846] newfstatat(3, "", [pid 5847] <... unlink resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(3, [pid 5846] getdents64(3, [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5847] close(3 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5847] <... close resumed>) = 0 [pid 5847] rmdir("./50") = 0 [pid 5847] mkdir("./51", 0777 [pid 5846] umount2("./53/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... openat resumed>) = 3 [pid 5848] newfstatat(AT_FDCWD, "./49/file0", [pid 5847] ioctl(3, LOOP_CLR_FD [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = 0 [pid 5847] close(3 [pid 5849] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./50/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./49/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... close resumed>) = 0 [pid 5849] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./49/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 109 ./strace-static-x86_64: Process 6405 attached [pid 5849] openat(AT_FDCWD, "./50/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 4 [pid 6405] set_robust_list(0x55555b6506a0, 24 [pid 5848] newfstatat(4, "", [pid 5846] <... umount2 resumed>) = 0 [pid 5849] <... openat resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(4, "", [pid 5848] getdents64(4, [pid 6405] <... set_robust_list resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6405] chdir("./51" [pid 5849] getdents64(4, [pid 5848] getdents64(4, [pid 5846] umount2("./53/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] <... chdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] getdents64(4, [pid 5848] close(4 [pid 6405] <... prctl resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6405] setpgid(0, 0 [pid 5848] <... close resumed>) = 0 [pid 5849] close(4 [pid 6405] <... setpgid resumed>) = 0 [pid 5848] rmdir("./49/file0" [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6404] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] newfstatat(AT_FDCWD, "./53/file0", [pid 5849] rmdir("./50/file0" [pid 5848] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] umount2("./53/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] openat(AT_FDCWD, "./53/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5848] unlink("./49/binderfs" [pid 5846] <... openat resumed>) = 4 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5846] newfstatat(4, "", [pid 5849] unlink("./50/binderfs" [pid 5848] getdents64(3, [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6404] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] getdents64(3, [pid 5848] close(3 [pid 6405] <... openat resumed>) = 3 [pid 6404] <... futex resumed>) = 1 [pid 6402] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... close resumed>) = 0 [pid 6402] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] close(3 [pid 5848] rmdir("./49" [pid 6402] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5846] getdents64(4, [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] rmdir("./50" [pid 5848] mkdir("./50", 0777 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5846] getdents64(4, [pid 6404] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5849] mkdir("./51", 0777 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6405] write(3, "1000", 4 [pid 6404] <... openat resumed>) = 5 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5846] close(4 [pid 6405] <... write resumed>) = 4 [pid 6404] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6405] close(3 [pid 6404] <... futex resumed>) = 1 [pid 6402] <... futex resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... ioctl resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6405] <... close resumed>) = 0 [pid 6404] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] close(3 [pid 5846] rmdir("./53/file0" executing program [pid 6402] <... futex resumed>) = 0 [pid 5849] <... ioctl resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5846] <... rmdir resumed>) = 0 [pid 6405] symlink("/dev/binderfs", "./binderfs" [pid 6404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6405] <... symlink resumed>) = 0 [pid 6404] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6405] write(1, "executing program\n", 18 [pid 6404] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6405] <... write resumed>) = 18 [pid 6404] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 5846] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6406 attached [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 106 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] newfstatat(AT_FDCWD, "./53/binderfs", [pid 6406] set_robust_list(0x55555b6506a0, 24 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6407 attached [pid 6406] <... set_robust_list resumed>) = 0 [pid 6405] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 1 [pid 6402] <... futex resumed>) = 0 [pid 5846] unlink("./53/binderfs" [pid 6407] set_robust_list(0x55555b6506a0, 24 [pid 6405] <... futex resumed>) = 0 [pid 6404] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] close(3 [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6402] <... close resumed>) = 0 [pid 5846] <... unlink resumed>) = 0 [pid 6405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6402] close(4 [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6402] <... close resumed>) = 0 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] close(5 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] <... close resumed>) = 0 [pid 6402] close(6 [pid 6405] <... mmap resumed>) = 0x7f14d9008000 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] chdir("./50" [pid 6405] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6402] close(7 [pid 5846] getdents64(3, [pid 6406] <... chdir resumed>) = 0 [pid 6405] <... mprotect resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] close(8 [pid 5846] close(3 [pid 6407] <... set_robust_list resumed>) = 0 [pid 6406] <... prctl resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6406] setpgid(0, 0 [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] close(9 [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 109 [pid 5846] rmdir("./53" [pid 6407] chdir("./51" [pid 6406] <... setpgid resumed>) = 0 [pid 6405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6408 attached [pid 6407] <... chdir resumed>) = 0 [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] close(10 [pid 5846] <... rmdir resumed>) = 0 [pid 6408] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6406] <... openat resumed>) = 3 [pid 6405] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./54", 0777 [pid 6408] <... rseq resumed>) = 0 [pid 6407] <... prctl resumed>) = 0 [pid 6406] write(3, "1000", 4 [pid 6402] close(11 [pid 5846] <... mkdir resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6402] close(12 [pid 5846] <... openat resumed>) = 3 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6402] close(13 [pid 5846] <... ioctl resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 6408] set_robust_list(0x7f14d90289a0, 24 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] close(14 [pid 6408] <... set_robust_list resumed>) = 0 [pid 6407] setpgid(0, 0 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... setpgid resumed>) = 0 [pid 6405] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6408] memfd_create("syzkaller", 0 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6408] <... memfd_create resumed>) = 3 [pid 6405] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6402] close(15 [pid 6408] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6407] <... openat resumed>) = 3 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... write resumed>) = 4 [pid 6402] close(16 [pid 6408] <... mmap resumed>) = 0x7f14d0c00000 [pid 6407] write(3, "1000", 4 [pid 6406] close(3 [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6408] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6407] <... write resumed>) = 4 [pid 6406] <... close resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6407] close(3 [pid 6406] symlink("/dev/binderfs", "./binderfs" [pid 6402] close(17 [pid 6407] <... close resumed>) = 0 [pid 6406] <... symlink resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] symlink("/dev/binderfs", "./binderfs" [pid 6406] write(1, "executing program\n", 18 [pid 6402] close(18 [pid 6406] <... write resumed>) = 18 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] <... symlink resumed>) = 0 [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] close(19./strace-static-x86_64: Process 6409 attached [pid 6407] write(1, "executing program\n", 18 [pid 6406] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 115 [pid 6406] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6402] close(20 [pid 6406] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] set_robust_list(0x55555b6506a0, 24 [pid 6406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6402] close(21 executing program [pid 6409] <... set_robust_list resumed>) = 0 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] chdir("./54" [pid 6406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] close(22 [pid 6406] <... mmap resumed>) = 0x7f14d9008000 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6402] close(23 [pid 6408] <... write resumed>) = 131072 [pid 6407] <... write resumed>) = 18 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] munmap(0x7f14d0c00000, 138412032 [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] close(24) = -1 EBADF (Bad file descriptor) [pid 6402] close(25) = -1 EBADF (Bad file descriptor) [pid 6402] close(26) = -1 EBADF (Bad file descriptor) [pid 6402] close(27 [pid 6408] <... munmap resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] <... chdir resumed>) = 0 [pid 6407] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6402] close(28 [pid 6407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6402] close(29 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] <... prctl resumed>) = 0 [pid 6408] <... openat resumed>) = 4 [pid 6407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6406] <... mprotect resumed>) = 0 [pid 6402] exit_group(0 [pid 6409] setpgid(0, 0 [pid 6408] ioctl(4, LOOP_SET_FD, 3 [pid 6407] <... mmap resumed>) = 0x7f14d9008000 [pid 6406] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6404] <... futex resumed>) = ? [pid 6402] <... exit_group resumed>) = ? [pid 6409] <... setpgid resumed>) = 0 [pid 6407] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6406] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6404] +++ exited with 0 +++ [pid 6402] +++ exited with 0 +++ [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 6410 attached [pid 6409] <... openat resumed>) = 3 [pid 6410] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6406] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 6410] <... rseq resumed>) = 0 [pid 6409] write(3, "1000", 4 [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6410] set_robust_list(0x7f14d90289a0, 24 [pid 6409] <... write resumed>) = 4 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6410] <... set_robust_list resumed>) = 0 [pid 6409] close(3 [pid 6407] <... mprotect resumed>) = 0 [pid 6406] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] <... close resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] newfstatat(3, "", [pid 6410] memfd_create("syzkaller", 0 [pid 6409] symlink("/dev/binderfs", "./binderfs" [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6409] <... symlink resumed>) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6410] <... memfd_create resumed>) = 3 [pid 5850] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6410] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6409] write(1, "executing program\n", 18 [pid 6408] <... ioctl resumed>) = 0 [pid 6410] <... mmap resumed>) = 0x7f14d0c00000 [pid 6409] <... write resumed>) = 18 [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] close(3) = 0 [pid 6408] close(4 [pid 5850] <... umount2 resumed>) = 0 [pid 6408] <... close resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6409] <... futex resumed>) = 0 [pid 6408] mkdir("./file0", 0777 [pid 6407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6410] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6409] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6408] <... mkdir resumed>) = 0 [pid 6407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] newfstatat(AT_FDCWD, "./50/file0", ./strace-static-x86_64: Process 6411 attached [pid 6410] <... write resumed>) = 131072 [pid 6409] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6408] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6407] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 5850] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] openat(AT_FDCWD, "./50/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6411] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6409] <... mmap resumed>) = 0x7f14d9008000 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... openat resumed>) = 4 [pid 6409] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6410] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6409] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] newfstatat(4, "", [pid 6409] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6410] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] getdents64(4, ./strace-static-x86_64: Process 6412 attached [pid 6410] <... openat resumed>) = 4 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6412] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6410] ioctl(4, LOOP_SET_FD, 3 [pid 5850] getdents64(4, [pid 6412] <... rseq resumed>) = 0 [pid 6411] <... rseq resumed>) = 0 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6411] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6407] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... futex resumed>) = 0 [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] set_robust_list(0x7f14d90289a0, 24 [pid 6409] <... clone3 resumed> => {parent_tid=[116]}, 88) = 116 [pid 5850] close(4 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... close resumed>) = 0 [pid 6411] memfd_create("syzkaller", 0 [pid 6412] <... set_robust_list resumed>) = 0 [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] rmdir("./50/file0" [pid 6412] rt_sigprocmask(SIG_SETMASK, [], [pid 6411] <... memfd_create resumed>) = 3 [pid 6409] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 6411] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] <... futex resumed>) = 0 [pid 5850] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6412] memfd_create("syzkaller", 0 [pid 6411] <... mmap resumed>) = 0x7f14d0c00000 [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 109.865949][ T6408] loop0: detected capacity change from 0 to 256 [ 109.890916][ T6408] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.898381][ T6410] loop1: detected capacity change from 0 to 256 [pid 5850] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6412] <... memfd_create resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6412] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] unlink("./50/binderfs" [pid 6412] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] <... unlink resumed>) = 0 [pid 6412] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 6412] <... write resumed>) = 131072 [pid 5850] rmdir("./50") = 0 [pid 5850] mkdir("./51", 0777 [pid 6411] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] <... mkdir resumed>) = 0 [pid 6412] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6411] <... write resumed>) = 131072 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6412] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] <... openat resumed>) = 3 [pid 6412] <... openat resumed>) = 4 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6412] ioctl(4, LOOP_SET_FD, 3 [pid 5850] <... ioctl resumed>) = 0 [pid 6411] munmap(0x7f14d0c00000, 138412032 [pid 6410] <... ioctl resumed>) = 0 [pid 5850] close(3 [pid 6411] <... munmap resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6413 attached , child_tidptr=0x55555b650690) = 108 [pid 6413] set_robust_list(0x55555b6506a0, 24) = 0 [ 109.918718][ T6408] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 109.935690][ T6412] loop2: detected capacity change from 0 to 256 [pid 6413] chdir("./51" [pid 6411] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6410] close(3) = 0 [pid 6411] <... openat resumed>) = 4 [pid 6410] close(4 [pid 6411] ioctl(4, LOOP_SET_FD, 3 [pid 6410] <... close resumed>) = 0 [pid 6410] mkdir("./file0", 0777 [pid 6413] <... chdir resumed>) = 0 [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6413] setpgid(0, 0) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6412] <... ioctl resumed>) = 0 [pid 6413] <... openat resumed>) = 3 [pid 6412] close(3 [pid 6413] write(3, "1000", 4 [pid 6412] <... close resumed>) = 0 [pid 6413] <... write resumed>) = 4 [pid 6412] close(4 [pid 6411] <... ioctl resumed>) = 0 [pid 6413] close(3 [pid 6412] <... close resumed>) = 0 [pid 6410] <... mkdir resumed>) = 0 [pid 6413] <... close resumed>) = 0 [pid 6412] mkdir("./file0", 0777 [pid 6413] symlink("/dev/binderfs", "./binderfs" [pid 6412] <... mkdir resumed>) = 0 [pid 6410] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6413] <... symlink resumed>) = 0 executing program [pid 6413] write(1, "executing program\n", 18 [pid 6412] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6411] close(3 [pid 6413] <... write resumed>) = 18 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6413] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6411] <... close resumed>) = 0 [ 109.965708][ T6411] loop3: detected capacity change from 0 to 256 [ 109.984525][ T6410] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 109.988091][ T6412] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6413] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6413] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6411] close(4 [pid 6413] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 6413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6413] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6414 attached [pid 6414] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6414] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6414] memfd_create("syzkaller", 0 [pid 6411] <... close resumed>) = 0 [pid 6414] <... memfd_create resumed>) = 3 [pid 6414] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6414] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6411] mkdir("./file0", 0777) = 0 [pid 6414] <... write resumed>) = 131072 [pid 6414] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6411] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6414] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 109.997591][ T6408] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 110.033066][ T6412] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 110.045216][ T6410] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 110.050483][ T6412] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6414] ioctl(4, LOOP_SET_FD, 3 [pid 6412] <... mount resumed>) = 0 [pid 6412] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6408] <... mount resumed>) = 0 [pid 6412] chdir("./file0") = 0 [pid 6412] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6408] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6412] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6408] <... openat resumed>) = 3 [pid 6412] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] chdir("./file0" [pid 6409] <... futex resumed>) = 0 [pid 6408] <... chdir resumed>) = 0 [pid 6412] openat(AT_FDCWD, ".", O_RDONLY [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... openat resumed>) = 4 [pid 6412] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6412] <... futex resumed>) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6408] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6408] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6408] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] openat(AT_FDCWD, ".", O_RDONLY [pid 6405] <... futex resumed>) = 0 [pid 6408] <... openat resumed>) = 4 [pid 6405] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] <... futex resumed>) = 0 [pid 6405] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] <... ioctl resumed>) = 0 [pid 6414] close(3) = 0 [ 110.070395][ T6414] loop4: detected capacity change from 0 to 256 [ 110.079465][ T6411] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 110.103520][ T6410] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6414] close(4) = 0 [pid 6414] mkdir("./file0", 0777) = 0 [pid 6414] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6412] <... ioctl resumed>) = 0 [pid 6412] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6409] <... futex resumed>) = 0 [pid 6412] <... openat resumed>) = 5 [pid 6410] <... mount resumed>) = 0 [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] <... ioctl resumed>) = 0 [ 110.126253][ T6411] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 110.137292][ T30] kauditd_printk_skb: 33 callbacks suppressed [ 110.137306][ T30] audit: type=1800 audit(1752057500.358:256): pid=6412 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048855 res=0 errno=0 [ 110.163566][ T6411] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6412] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6412] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6409] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6409] <... futex resumed>) = 0 [pid 6412] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6412] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] close(3) = 0 [pid 6409] close(4) = 0 [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6409] close(5) = 0 [pid 6405] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6410] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6409] close(6 [pid 6408] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... futex resumed>) = 0 [pid 6405] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6410] <... openat resumed>) = 3 [pid 6409] close(7 [pid 6408] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6411] <... mount resumed>) = 0 [pid 6410] chdir("./file0" [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] <... mprotect resumed>) = 0 [pid 6409] close(8) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6409] close(9) = -1 EBADF (Bad file descriptor) [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6409] close(10 [pid 6405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(11) = -1 EBADF (Bad file descriptor) [pid 6409] close(12) = -1 EBADF (Bad file descriptor) [pid 6409] close(13) = -1 EBADF (Bad file descriptor) [pid 6409] close(14) = -1 EBADF (Bad file descriptor) [pid 6409] close(15 [pid 6410] <... chdir resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(16 [pid 6405] <... clone3 resumed> => {parent_tid=[111]}, 88) = 111 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(17) = -1 EBADF (Bad file descriptor) [pid 6409] close(18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6415 attached [pid 6409] close(19) = -1 EBADF (Bad file descriptor) [pid 6415] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6409] close(20 [pid 6415] <... rseq resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6415] set_robust_list(0x7f14d90079a0, 24 [pid 6409] close(21 [pid 6415] <... set_robust_list resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] close(22 [pid 6415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] close(23) = -1 EBADF (Bad file descriptor) [pid 6409] close(24) = -1 EBADF (Bad file descriptor) [pid 6409] close(25) = -1 EBADF (Bad file descriptor) [pid 6409] close(26) = -1 EBADF (Bad file descriptor) [pid 6409] close(27) = -1 EBADF (Bad file descriptor) [pid 6410] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6409] close(28 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6410] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... futex resumed>) = 0 [pid 6409] close(29 [pid 6415] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] <... openat resumed>) = 5 [pid 6410] <... futex resumed>) = 1 [pid 6409] exit_group(0 [pid 6405] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 110.179393][ T6414] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6415] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... futex resumed>) = ? [pid 6411] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6410] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] <... exit_group resumed>) = ? [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6415] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6405] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... openat resumed>) = 3 [pid 6405] <... futex resumed>) = 1 [pid 6411] chdir("./file0" [pid 6408] <... futex resumed>) = 0 [pid 6408] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6411] <... chdir resumed>) = 0 [pid 6408] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6408] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6408] <... futex resumed>) = 0 [pid 6415] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6412] +++ exited with 0 +++ [pid 6411] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6408] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] +++ exited with 0 +++ [pid 6406] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6405] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6411] openat(AT_FDCWD, ".", O_RDONLY [pid 6410] <... futex resumed>) = 0 [pid 6407] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] <... openat resumed>) = 4 [pid 6410] openat(AT_FDCWD, ".", O_RDONLY [pid 6407] <... futex resumed>) = 0 [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(3 [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... openat resumed>) = 4 [pid 6405] <... close resumed>) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6410] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6405] close(4 [pid 6410] <... futex resumed>) = 1 [pid 6407] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6410] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(5 [pid 6411] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6406] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... close resumed>) = 0 [pid 6405] close(6 [pid 6410] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(7) = -1 EBADF (Bad file descriptor) [pid 6405] close(8) = -1 EBADF (Bad file descriptor) [pid 6405] close(9) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] close(10 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6405] close(11 [pid 5846] <... openat resumed>) = 3 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(12 [pid 5846] newfstatat(3, "", [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(13 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(3, [pid 6405] close(14 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] umount2("./54/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] close(15) = -1 EBADF (Bad file descriptor) [pid 6405] close(16) = -1 EBADF (Bad file descriptor) [ 110.212710][ T30] audit: type=1800 audit(1752057500.428:257): pid=6415 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048856 res=0 errno=0 [ 110.235641][ T6414] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [pid 6405] close(17) = -1 EBADF (Bad file descriptor) [pid 6405] close(18 [pid 5846] <... umount2 resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(19 [pid 5846] umount2("./54/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(20 [pid 6411] <... ioctl resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... ioctl resumed>) = 0 [pid 6405] close(21 [pid 6411] <... futex resumed>) = 1 [pid 6410] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(22 [pid 6410] <... futex resumed>) = 1 [pid 6407] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6405] close(23 [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... futex resumed>) = 0 [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(24 [pid 6411] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6410] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] newfstatat(AT_FDCWD, "./54/file0", [pid 6405] close(25) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6405] close(26 [ 110.284281][ T6414] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5846] umount2("./54/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6405] close(27) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./54/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6405] close(28 [pid 6411] <... openat resumed>) = 5 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... openat resumed>) = 4 [pid 6411] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... openat resumed>) = 5 [pid 6405] close(29 [pid 5846] newfstatat(4, "", [pid 6411] <... futex resumed>) = 1 [pid 6410] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6410] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6405] exit_group(0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6411] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6410] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6408] <... futex resumed>) = ? [pid 6407] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] <... exit_group resumed>) = ? [pid 5846] getdents64(4, [pid 6408] +++ exited with 0 +++ [pid 6415] <... futex resumed>) = ? [pid 6411] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6415] +++ exited with 0 +++ [pid 6411] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 1 [pid 6405] +++ exited with 0 +++ [pid 5846] getdents64(4, [pid 6414] <... mount resumed>) = 0 [pid 6410] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6407] close(3 [pid 6406] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] <... close resumed>) = 0 [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6410] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6410] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] close(4 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 5846] close(4 [pid 6410] <... futex resumed>) = 0 [pid 6407] <... close resumed>) = 0 [pid 6410] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] close(5 [pid 5846] <... close resumed>) = 0 [pid 6414] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6407] <... close resumed>) = 0 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] rmdir("./54/file0" [pid 6407] close(6 [pid 6414] <... openat resumed>) = 3 [pid 6411] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] close(3 [pid 5846] <... rmdir resumed>) = 0 [pid 6414] chdir("./file0" [pid 6407] close(7 [pid 6406] <... close resumed>) = 0 [pid 5846] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6407] close(8 [pid 5846] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] <... chdir resumed>) = 0 [pid 6407] close(9 [pid 6406] close(4 [pid 5847] <... restart_syscall resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(10 [pid 6414] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6406] <... close resumed>) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] unlink("./54/binderfs" [pid 6407] close(11 [pid 5847] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6414] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6406] close(5 [pid 6414] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... close resumed>) = 0 [pid 6414] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6406] close(6 [pid 6414] openat(AT_FDCWD, ".", O_RDONLY [pid 6413] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] <... openat resumed>) = 4 [pid 6413] <... futex resumed>) = 0 [pid 6406] close(7 [pid 6414] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6414] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] close(8 [pid 6414] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6413] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] <... futex resumed>) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] close(9 [pid 5847] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] close(12 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 6406] close(10) = -1 EBADF (Bad file descriptor) [pid 6406] close(11) = -1 EBADF (Bad file descriptor) [pid 6406] close(12) = -1 EBADF (Bad file descriptor) [pid 6406] close(13) = -1 EBADF (Bad file descriptor) [pid 6406] close(14) = -1 EBADF (Bad file descriptor) [pid 6406] close(15) = -1 EBADF (Bad file descriptor) [pid 6406] close(16) = -1 EBADF (Bad file descriptor) [pid 6406] close(17) = -1 EBADF (Bad file descriptor) [pid 6406] close(18) = -1 EBADF (Bad file descriptor) [pid 6406] close(19) = -1 EBADF (Bad file descriptor) [pid 6406] close(20) = -1 EBADF (Bad file descriptor) [pid 6406] close(21) = -1 EBADF (Bad file descriptor) [pid 6406] close(22) = -1 EBADF (Bad file descriptor) [pid 6406] close(23 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] newfstatat(3, "", [pid 6407] close(13 [pid 6406] close(24 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] getdents64(3, [pid 6407] close(14 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] close(15 [pid 6406] close(25 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(16) = -1 EBADF (Bad file descriptor) [pid 6407] close(17 [pid 6406] close(26 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(18 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] close(27 [pid 6407] close(19 [pid 5846] <... unlink resumed>) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] <... ioctl resumed>) = 0 [pid 6407] close(20 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] close(28 [pid 6414] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6413] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] close(29 [pid 6414] <... openat resumed>) = 5 [pid 6413] <... futex resumed>) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = 0 [pid 6407] close(21 [pid 5847] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6407] close(22 [pid 6414] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] exit_group(0 [pid 5847] newfstatat(AT_FDCWD, "./51/file0", [pid 6407] close(23 [pid 6413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] <... futex resumed>) = ? [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... exit_group resumed>) = ? [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6407] close(24 [pid 6413] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] +++ exited with 0 +++ [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] +++ exited with 0 +++ [pid 6413] <... futex resumed>) = 0 [pid 6407] close(25 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6407] close(26) = -1 EBADF (Bad file descriptor) [pid 6414] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6407] close(27 [pid 6413] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5848] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./50", 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, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6414] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = 0 [pid 5847] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] getdents64(3, [pid 6414] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6407] close(28 [pid 5848] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6414] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6414] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6407] close(29 [pid 5848] newfstatat(AT_FDCWD, "./50/file0", [pid 5846] close(3 [pid 5847] openat(AT_FDCWD, "./51/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6413] close(3 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... close resumed>) = 0 [pid 6413] <... close resumed>) = 0 [pid 6407] exit_group(0 [pid 5848] umount2("./50/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... openat resumed>) = 4 [pid 5846] rmdir("./54" [pid 6414] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] close(4 [pid 6411] <... futex resumed>) = ? [pid 6407] <... exit_group resumed>) = ? [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6413] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./50/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] newfstatat(4, "", [pid 5846] <... rmdir resumed>) = 0 [pid 6413] close(5 [pid 5848] <... openat resumed>) = 4 [pid 6413] <... close resumed>) = 0 [pid 5848] newfstatat(4, "", [pid 6413] close(6 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(4, [pid 6413] close(7 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(4, [pid 6413] close(8 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] close(4 [pid 6413] close(9 [pid 6411] +++ exited with 0 +++ [pid 6407] +++ exited with 0 +++ [pid 5848] <... close resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5846] mkdir("./55", 0777 [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] rmdir("./50/file0" [pid 6413] close(10 [pid 5848] <... rmdir resumed>) = 0 [pid 5847] getdents64(4, [pid 5846] <... mkdir resumed>) = 0 [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6413] close(11 [pid 5849] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 110.321904][ T30] audit: type=1800 audit(1752057500.538:258): pid=6411 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048857 res=0 errno=0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5847] getdents64(4, [pid 5846] <... openat resumed>) = 3 [pid 6413] close(12 [pid 5849] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 6413] close(13 [pid 5849] newfstatat(3, "", [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6413] close(14 [pid 5849] getdents64(3, [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6413] close(15 [pid 5849] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6413] close(16) = -1 EBADF (Bad file descriptor) [pid 6413] close(17) = -1 EBADF (Bad file descriptor) [pid 6413] close(18) = -1 EBADF (Bad file descriptor) [pid 6413] close(19) = -1 EBADF (Bad file descriptor) [pid 6413] close(20) = -1 EBADF (Bad file descriptor) [pid 6413] close(21) = -1 EBADF (Bad file descriptor) [pid 6413] close(22) = -1 EBADF (Bad file descriptor) [pid 6413] close(23) = -1 EBADF (Bad file descriptor) [pid 6413] close(24) = -1 EBADF (Bad file descriptor) [pid 6413] close(25) = -1 EBADF (Bad file descriptor) [pid 6413] close(26) = -1 EBADF (Bad file descriptor) [pid 6413] close(27) = -1 EBADF (Bad file descriptor) [pid 6413] close(28) = -1 EBADF (Bad file descriptor) [pid 6413] close(29) = -1 EBADF (Bad file descriptor) [pid 6413] exit_group(0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6413] <... exit_group resumed>) = ? [pid 5848] unlink("./50/binderfs") = 0 [pid 5848] getdents64(3, 0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./50") = 0 [pid 5848] mkdir("./51", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5847] close(4 [pid 5846] <... ioctl resumed>) = 0 [pid 5846] close(3 [pid 5848] <... openat resumed>) = 3 [pid 5847] <... close resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 6414] <... futex resumed>) = ? [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5847] rmdir("./51/file0" [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6414] +++ exited with 0 +++ [pid 6413] +++ exited with 0 +++ [pid 5848] <... ioctl resumed>) = 0 [pid 5847] <... rmdir resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] close(3 [pid 5847] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 117 [pid 5848] <... close resumed>) = 0 [pid 5847] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6416 attached [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] newfstatat(AT_FDCWD, "./51/binderfs", ./strace-static-x86_64: Process 6417 attached [pid 6416] set_robust_list(0x55555b6506a0, 24 [pid 6417] set_robust_list(0x55555b6506a0, 24 [pid 6416] <... set_robust_list resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 108 [pid 6417] <... set_robust_list resumed>) = 0 [pid 6416] chdir("./55" [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6417] chdir("./51" [pid 6416] <... chdir resumed>) = 0 [pid 5847] unlink("./51/binderfs" [pid 6417] <... chdir resumed>) = 0 [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... unlink resumed>) = 0 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6416] <... prctl resumed>) = 0 [pid 6417] <... prctl resumed>) = 0 [pid 6416] setpgid(0, 0 [pid 6417] setpgid(0, 0 [pid 6416] <... setpgid resumed>) = 0 [pid 6417] <... setpgid resumed>) = 0 [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6416] <... openat resumed>) = 3 [pid 6417] <... openat resumed>) = 3 [pid 6416] write(3, "1000", 4 [pid 6417] write(3, "1000", 4 [pid 6416] <... write resumed>) = 4 [pid 6417] <... write resumed>) = 4 [pid 6416] close(3executing program [pid 6417] close(3 [pid 6416] <... close resumed>) = 0 [pid 5847] getdents64(3, [pid 6417] <... close resumed>) = 0 [pid 6416] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... umount2 resumed>) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6416] <... symlink resumed>) = 0 [pid 5849] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] write(1, "executing program\n", 18 [pid 5850] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] close(3 [pid 6416] <... write resumed>) = 18 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./51/file0", [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... close resumed>) = 0 [pid 6416] <... futex resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [ 110.391561][ T30] audit: type=1800 audit(1752057500.538:259): pid=6410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop1" ino=1048858 res=0 errno=0 [pid 5849] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 5850] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] rmdir("./51" [pid 6416] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] openat(AT_FDCWD, "./51/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] getdents64(3, [pid 5847] <... rmdir resumed>) = 0 [pid 6416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... openat resumed>) = 4 [pid 6416] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] newfstatat(4, "", [pid 5847] mkdir("./52", 0777 [pid 6416] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6416] <... mprotect resumed>) = 0 [pid 5849] getdents64(4, [pid 5847] <... mkdir resumed>) = 0 [pid 6417] symlink("/dev/binderfs", "./binderfs" [pid 6416] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6417] <... symlink resumed>) = 0 [pid 6416] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6417] write(1, "executing program\n", 18 [pid 6416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5849] getdents64(4, ./strace-static-x86_64: Process 6418 attached [pid 6417] <... write resumed>) = 18 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6417] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... clone3 resumed> => {parent_tid=[118]}, 88) = 118 [pid 5850] <... umount2 resumed>) = 0 [pid 5849] close(4 [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6417] <... futex resumed>) = 0 [pid 6416] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 6418] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6417] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] rmdir("./51/file0" [pid 5847] <... ioctl resumed>) = 0 [pid 6417] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6416] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./51/file0", [pid 5849] <... rmdir resumed>) = 0 [pid 6418] <... rseq resumed>) = 0 [pid 6417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6416] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 6418] set_robust_list(0x7f14d90289a0, 24 [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6418] <... set_robust_list resumed>) = 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6417] <... mmap resumed>) = 0x7f14d9008000 [pid 5850] openat(AT_FDCWD, "./51/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 6417] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... openat resumed>) = 4 [pid 5849] unlink("./51/binderfs" [pid 5847] <... close resumed>) = 0 [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] <... mprotect resumed>) = 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 5850] newfstatat(4, "", [pid 5849] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(4, [pid 5849] close(3 [pid 6418] memfd_create("syzkaller", 0 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5849] <... close resumed>) = 0 [pid 6417] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 5850] getdents64(4, [pid 5849] rmdir("./51" [pid 6417] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] close(4 [pid 5849] mkdir("./52", 0777 [pid 6417] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6417] <... futex resumed>) = 0 [pid 5850] rmdir("./51/file0" [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6417] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5850] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] ioctl(3, LOOP_CLR_FD [pid 6418] <... memfd_create resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... ioctl resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5849] close(3) = 0 ./strace-static-x86_64: Process 6420 attached ./strace-static-x86_64: Process 6419 attached [pid 6418] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6420] set_robust_list(0x55555b6506a0, 24 [pid 6419] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6418] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] unlink("./51/binderfs" [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 112 [pid 6420] <... set_robust_list resumed>) = 0 [pid 6419] <... rseq resumed>) = 0 [pid 6418] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6421 attached [pid 6420] chdir("./52" [pid 6419] set_robust_list(0x7f14d90289a0, 24 [pid 5850] getdents64(3, [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 111 [pid 6421] set_robust_list(0x55555b6506a0, 24 [pid 6420] <... chdir resumed>) = 0 [pid 6419] <... set_robust_list resumed>) = 0 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6421] <... set_robust_list resumed>) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] close(3 [pid 6420] <... prctl resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... close resumed>) = 0 [pid 6421] chdir("./52" [pid 6420] setpgid(0, 0 [pid 6419] memfd_create("syzkaller", 0 [pid 6418] <... write resumed>) = 131072 [pid 5850] rmdir("./51" [pid 6421] <... chdir resumed>) = 0 [pid 6420] <... setpgid resumed>) = 0 [pid 6419] <... memfd_create resumed>) = 3 [pid 5850] <... rmdir resumed>) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6419] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5850] mkdir("./52", 0777 [pid 6420] <... openat resumed>) = 3 [pid 6419] <... mmap resumed>) = 0x7f14d0c00000 [pid 5850] <... mkdir resumed>) = 0 [pid 6420] write(3, "1000", 4 [pid 6419] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6420] <... write resumed>) = 4 [pid 6419] <... write resumed>) = 131072 [pid 6418] munmap(0x7f14d0c00000, 138412032 [pid 5850] <... openat resumed>) = 3 [pid 6421] <... prctl resumed>) = 0 [pid 6420] close(3 [pid 6419] munmap(0x7f14d0c00000, 138412032 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6421] setpgid(0, 0 [pid 6420] <... close resumed>) = 0 [pid 6419] <... munmap resumed>) = 0 [pid 6418] <... munmap resumed>) = 0 [pid 5850] <... ioctl resumed>) = 0 [pid 6421] <... setpgid resumed>) = 0 [ 110.464393][ T30] audit: type=1800 audit(1752057500.588:260): pid=6414 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048859 res=0 errno=0 [pid 6420] symlink("/dev/binderfs", "./binderfs" [pid 6419] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6418] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5850] close(3 [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] <... symlink resumed>) = 0 [pid 6419] <... openat resumed>) = 4 [pid 6418] <... openat resumed>) = 4 [pid 5850] <... close resumed>) = 0 [pid 6420] write(1, "executing program\n", 18executing program [pid 6419] ioctl(4, LOOP_SET_FD, 3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6421] <... openat resumed>) = 3 [pid 6420] <... write resumed>) = 18 [pid 6418] ioctl(4, LOOP_SET_FD, 3 [pid 6421] write(3, "1000", 4 [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 110 [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, ./strace-static-x86_64: Process 6422 attached [pid 6421] <... write resumed>) = 4 [pid 6420] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6418] <... ioctl resumed>) = 0 [pid 6422] set_robust_list(0x55555b6506a0, 24 [pid 6421] close(3 [pid 6418] close(3 [pid 6421] <... close resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6418] <... close resumed>) = 0 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6421] symlink("/dev/binderfs", "./binderfs" [pid 6418] close(4 [pid 6421] <... symlink resumed>) = 0 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] <... close resumed>) = 0 [pid 6422] chdir("./52" [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6418] mkdir("./file0", 0777 [pid 6422] <... chdir resumed>) = 0 [pid 6421] write(1, "executing program\n", 18 [pid 6420] <... mmap resumed>) = 0x7f14d9008000 [pid 6418] <... mkdir resumed>) = 0 executing program [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6421] <... write resumed>) = 18 [pid 6420] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6418] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6422] <... prctl resumed>) = 0 [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... mprotect resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[113]}, 88) = 113 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6423 attached NULL, 8) = 0 [pid 6423] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6420] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... rseq resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6423] set_robust_list(0x7f14d90289a0, 24 [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6423] <... set_robust_list resumed>) = 0 [pid 6423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6423] memfd_create("syzkaller", 0) = 3 [pid 6423] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6423] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6423] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6423] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6422] setpgid(0, 0 [pid 6421] <... futex resumed>) = 0 [pid 6423] <... openat resumed>) = 4 [pid 6422] <... setpgid resumed>) = 0 [pid 6421] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6419] <... ioctl resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6421] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6419] close(3 [pid 6422] <... openat resumed>) = 3 [ 110.536082][ T6418] loop2: detected capacity change from 0 to 256 [ 110.538504][ T6419] loop1: detected capacity change from 0 to 256 [ 110.553736][ T6418] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6423] ioctl(4, LOOP_SET_FD, 3 [pid 6422] write(3, "1000", 4 [pid 6421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] <... close resumed>) = 0 [pid 6422] <... write resumed>) = 4 [pid 6421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6419] close(4 [pid 6422] close(3 [pid 6421] <... mmap resumed>) = 0x7f14d9008000 [pid 6419] <... close resumed>) = 0 [pid 6421] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6419] mkdir("./file0", 0777 [pid 6422] <... close resumed>) = 0 [pid 6419] <... mkdir resumed>) = 0 [pid 6422] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6422] write(1, "executing program\n", 18) = 18 [pid 6422] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, NULL, 8) = 0 [pid 6419] mount("/dev/loop1", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6421] <... mprotect resumed>) = 0 [pid 6422] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6421] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} => {parent_tid=[111]}, 88) = 111 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6422] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6424 attached [pid 6422] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6424] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6424] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6421] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6424] memfd_create("syzkaller", 0 [pid 6421] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6424] <... memfd_create resumed>) = 3 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6424] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072 [pid 6424] munmap(0x7f14d0c00000, 138412032) = 0 [pid 6424] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 110.596566][ T6418] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 110.597676][ T6423] loop0: detected capacity change from 0 to 256 [ 110.630459][ T6419] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6424] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 6425 attached [pid 6421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] <... ioctl resumed>) = 0 [pid 6421] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] close(3) = 0 [pid 6423] close(4 [pid 6421] <... futex resumed>) = 0 [pid 6425] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6423] <... close resumed>) = 0 [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6423] mkdir("./file0", 0777) = 0 [pid 6423] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6425] <... rseq resumed>) = 0 [ 110.654343][ T6424] loop4: detected capacity change from 0 to 256 [ 110.662473][ T6418] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 110.688569][ T6419] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [pid 6425] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6418] <... mount resumed>) = 0 [pid 6425] memfd_create("syzkaller", 0 [pid 6424] <... ioctl resumed>) = 0 [pid 6425] <... memfd_create resumed>) = 3 [pid 6424] close(3 [pid 6425] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6424] <... close resumed>) = 0 [pid 6425] <... mmap resumed>) = 0x7f14d0c00000 [pid 6424] close(4) = 0 [pid 6424] mkdir("./file0", 0777) = 0 [pid 6424] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6425] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6418] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6425] <... write resumed>) = 131072 [pid 6425] munmap(0x7f14d0c00000, 138412032 [pid 6418] <... openat resumed>) = 3 [pid 6418] chdir("./file0" [pid 6425] <... munmap resumed>) = 0 [pid 6418] <... chdir resumed>) = 0 [ 110.699857][ T6423] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 110.733401][ T6423] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [pid 6418] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6425] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6418] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6425] <... openat resumed>) = 4 [pid 6418] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6425] ioctl(4, LOOP_SET_FD, 3 [pid 6418] openat(AT_FDCWD, ".", O_RDONLY [pid 6416] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... openat resumed>) = 4 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 110.751706][ T6424] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 110.752132][ T6425] loop3: detected capacity change from 0 to 256 [ 110.764268][ T6424] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 110.786319][ T6419] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6425] <... ioctl resumed>) = 0 [pid 6425] close(3 [pid 6418] <... ioctl resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6418] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] close(4 [pid 6418] <... futex resumed>) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6418] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6416] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] mkdir("./file0", 0777 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] <... mkdir resumed>) = 0 [ 110.798141][ T6423] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6423] <... mount resumed>) = 0 [pid 6419] <... mount resumed>) = 0 [pid 6425] mount("/dev/loop3", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6418] <... openat resumed>) = 5 [pid 6423] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6419] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6418] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... openat resumed>) = 3 [pid 6423] chdir("./file0") = 0 [ 110.836273][ T30] audit: type=1800 audit(1752057501.058:261): pid=6418 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048860 res=0 errno=0 [ 110.864213][ T6425] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6423] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6419] <... openat resumed>) = 3 [pid 6418] <... futex resumed>) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6423] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6419] chdir("./file0" [pid 6418] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6416] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... chdir resumed>) = 0 [pid 6418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6416] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6418] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6423] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6418] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6416] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... futex resumed>) = 0 [pid 6419] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] openat(AT_FDCWD, ".", O_RDONLY [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... futex resumed>) = 1 [pid 6418] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = 0 [pid 6416] close(3 [pid 6423] <... openat resumed>) = 4 [pid 6419] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... close resumed>) = 0 [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 6416] close(4 [pid 6423] <... futex resumed>) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6417] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] <... close resumed>) = 0 [ 110.878601][ T6424] exFAT-fs (loop4): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6423] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6420] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] close(5 [pid 6420] <... futex resumed>) = 0 [pid 6416] <... close resumed>) = 0 [pid 6419] openat(AT_FDCWD, ".", O_RDONLY [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] close(6) = -1 EBADF (Bad file descriptor) [pid 6416] close(7) = -1 EBADF (Bad file descriptor) [pid 6419] <... openat resumed>) = 4 [pid 6416] close(8) = -1 EBADF (Bad file descriptor) [pid 6416] close(9) = -1 EBADF (Bad file descriptor) [pid 6416] close(10) = -1 EBADF (Bad file descriptor) [pid 6416] close(11) = -1 EBADF (Bad file descriptor) [pid 6416] close(12) = -1 EBADF (Bad file descriptor) [pid 6416] close(13) = -1 EBADF (Bad file descriptor) [pid 6416] close(14) = -1 EBADF (Bad file descriptor) [pid 6419] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] close(15) = -1 EBADF (Bad file descriptor) [pid 6419] <... futex resumed>) = 1 [pid 6417] <... futex resumed>) = 0 [pid 6416] close(16 [pid 6419] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6417] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] close(17) = -1 EBADF (Bad file descriptor) [pid 6416] close(18) = -1 EBADF (Bad file descriptor) [pid 6416] close(19) = -1 EBADF (Bad file descriptor) [pid 6416] close(20) = -1 EBADF (Bad file descriptor) [pid 6416] close(21) = -1 EBADF (Bad file descriptor) [pid 6416] close(22) = -1 EBADF (Bad file descriptor) [pid 6416] close(23) = -1 EBADF (Bad file descriptor) [pid 6416] close(24) = -1 EBADF (Bad file descriptor) [pid 6416] close(25) = -1 EBADF (Bad file descriptor) [pid 6416] close(26) = -1 EBADF (Bad file descriptor) [pid 6416] close(27) = -1 EBADF (Bad file descriptor) [pid 6416] close(28) = -1 EBADF (Bad file descriptor) [pid 6416] close(29) = -1 EBADF (Bad file descriptor) [pid 6416] exit_group(0 [pid 6418] <... futex resumed>) = ? [pid 6416] <... exit_group resumed>) = ? [pid 6424] <... mount resumed>) = 0 [pid 6418] +++ exited with 0 +++ [pid 6416] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...> [pid 6424] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 6424] chdir("./file0") = 0 [pid 6424] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5846] <... restart_syscall resumed>) = 0 [pid 5846] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6424] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... openat resumed>) = 3 [pid 6424] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 5846] newfstatat(3, "", [pid 6422] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6422] <... futex resumed>) = 0 [pid 5846] getdents64(3, [pid 6424] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6422] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6424] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./55/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6424] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6424] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6424] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6420] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6420] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6420] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} => {parent_tid=[114]}, 88) = 114 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6427 attached [pid 6420] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 110.920913][ T6425] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [pid 6427] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 6420] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] <... rseq resumed>) = 0 [pid 6427] set_robust_list(0x7f14d90079a0, 24) = 0 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6427] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6417] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d8fe7000 [pid 6417] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0}./strace-static-x86_64: Process 6428 attached => {parent_tid=[110]}, 88) = 110 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6417] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053) = 0 [pid 6428] set_robust_list(0x7f14d90079a0, 24) = 0 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6428] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 [pid 6428] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 6417] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... futex resumed>) = 1 [pid 6428] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6427] <... openat resumed>) = 5 [pid 6423] <... ioctl resumed>) = 0 [pid 5846] <... umount2 resumed>) = 0 [pid 6427] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] umount2("./55/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6427] <... futex resumed>) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6427] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6420] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6427] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6420] <... futex resumed>) = 0 [pid 6427] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 110.973660][ T6425] exFAT-fs (loop3): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 5846] newfstatat(AT_FDCWD, "./55/file0", [pid 6427] <... futex resumed>) = 0 [pid 6425] <... mount resumed>) = 0 [pid 6423] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6422] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] close(3 [pid 5846] umount2("./55/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6422] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = 0 [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6423] <... futex resumed>) = 0 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] close(4 [pid 5846] openat(AT_FDCWD, "./55/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6425] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 6424] <... ioctl resumed>) = 0 [pid 6423] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] <... mmap resumed>) = 0x7f14d8fe7000 [pid 6420] <... close resumed>) = 0 [pid 5846] <... openat resumed>) = 4 [pid 6424] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] mprotect(0x7f14d8fe8000, 131072, PROT_READ|PROT_WRITE [pid 6420] close(5 [pid 5846] newfstatat(4, "", [pid 6427] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6424] <... futex resumed>) = 0 [pid 6422] <... mprotect resumed>) = 0 [pid 6420] <... close resumed>) = 0 [pid 5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6420] close(6 [pid 5846] getdents64(4, [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] close(7 [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5846] getdents64(4, [pid 6422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6425] <... openat resumed>) = 3 [pid 6424] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9007990, parent_tid=0x7f14d9007990, exit_signal=0, stack=0x7f14d8fe7000, stack_size=0x20300, tls=0x7f14d90076c0} [pid 6420] close(8 [pid 5846] close(4 [pid 6425] chdir("./file0" [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... close resumed>) = 0 [pid 6420] close(9 [pid 5846] rmdir("./55/file0" [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... rmdir resumed>) = 0 [pid 6420] close(10 [pid 5846] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6420] close(11 [pid 5846] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 111.008760][ T30] audit: type=1800 audit(1752057501.218:262): pid=6427 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop0" ino=1048862 res=0 errno=0 ./strace-static-x86_64: Process 6429 attached [pid 6420] close(12 [pid 5846] unlink("./55/binderfs" [pid 6425] <... chdir resumed>) = 0 [pid 6422] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] <... unlink resumed>) = 0 [pid 6425] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] close(13 [pid 6425] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] getdents64(3, [pid 6425] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f14d90fd6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] close(14 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6425] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6429] rseq(0x7f14d9007fe0, 0x20, 0, 0x53053053 [pid 5846] close(3 [pid 6429] <... rseq resumed>) = 0 [pid 6425] openat(AT_FDCWD, ".", O_RDONLY [pid 6422] futex(0x7f14d90fd6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] close(15 [pid 5846] <... close resumed>) = 0 [pid 6429] set_robust_list(0x7f14d90079a0, 24 [pid 6425] <... openat resumed>) = 4 [pid 6421] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] rmdir("./55" [pid 6429] <... set_robust_list resumed>) = 0 [pid 6425] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] close(16 [pid 5846] <... rmdir resumed>) = 0 [pid 6429] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] mkdir("./56", 0777 [pid 6429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] close(17 [pid 5846] <... mkdir resumed>) = 0 [pid 6429] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6429] <... openat resumed>) = 5 [pid 6425] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6420] close(18 [pid 5846] <... openat resumed>) = 3 [pid 6429] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] ioctl(3, LOOP_CLR_FD [pid 6429] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6420] close(19 [pid 5846] <... ioctl resumed>) = 0 [pid 6429] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] close(3 [pid 6424] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = 1 [pid 6420] close(20 [pid 5846] <... close resumed>) = 0 [pid 6424] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6422] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6424] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] close(21./strace-static-x86_64: Process 6430 attached [ 111.093743][ T30] audit: type=1800 audit(1752057501.308:263): pid=6429 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop4" ino=1048863 res=0 errno=0 [pid 6424] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6420] close(22 [pid 6424] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] close(3 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = 0 [pid 5846] <... clone resumed>, child_tidptr=0x55555b650690) = 119 [pid 6422] close(4 [pid 6420] close(23 [pid 6425] <... ioctl resumed>) = 0 [pid 6422] <... close resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6425] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] close(5 [pid 6420] close(24 [pid 6425] <... futex resumed>) = 1 [pid 6422] <... close resumed>) = 0 [pid 6421] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6430] set_robust_list(0x55555b6506a0, 24 [pid 6425] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6422] close(6 [pid 6421] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] close(25 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(7 [pid 6420] close(26 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(8 [pid 6420] close(27 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(9 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... set_robust_list resumed>) = 0 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] close(28 [pid 6430] chdir("./56" [pid 6422] close(10 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... chdir resumed>) = 0 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] close(29 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6422] close(11 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... prctl resumed>) = 0 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] setpgid(0, 0 [pid 6422] close(12 [pid 6420] exit_group(0 [pid 6430] <... setpgid resumed>) = 0 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] <... futex resumed>) = ? [pid 6422] close(13 [pid 6420] <... exit_group resumed>) = ? [pid 6430] <... openat resumed>) = 3 [pid 6427] +++ exited with 0 +++ [pid 6430] write(3, "1000", 4 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] <... futex resumed>) = 0 [pid 6430] <... write resumed>) = 4 [pid 6422] close(14 [pid 6430] close(3 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... close resumed>) = 0 [pid 6422] close(15 [pid 6430] symlink("/dev/binderfs", "./binderfs" [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... symlink resumed>) = 0 [pid 6423] <... futex resumed>) = ? [pid 6422] close(16 [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6430] write(1, "executing program\n", 18 [pid 6425] <... openat resumed>) = 5 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... write resumed>) = 18 [pid 6422] close(17 [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(18) = -1 EBADF (Bad file descriptor) [pid 6422] close(19) = -1 EBADF (Bad file descriptor) [pid 6422] close(20) = -1 EBADF (Bad file descriptor) [pid 6422] close(21) = -1 EBADF (Bad file descriptor) [pid 6422] close(22) = -1 EBADF (Bad file descriptor) [pid 6422] close(23) = -1 EBADF (Bad file descriptor) [pid 6422] close(24) = -1 EBADF (Bad file descriptor) [pid 6423] +++ exited with 0 +++ [pid 6422] close(25 [pid 6420] +++ exited with 0 +++ [pid 6425] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6430] <... futex resumed>) = 0 [pid 6422] close(26 [pid 5847] restart_syscall(<... resuming interrupted clone ...> [pid 6430] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6425] <... futex resumed>) = 1 [pid 6422] close(27 [pid 6421] <... futex resumed>) = 0 [pid 6430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... restart_syscall resumed>) = 0 [pid 5847] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6422] close(28 [pid 5847] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... openat resumed>) = 3 [pid 6422] close(29 [pid 5847] newfstatat(3, "", [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6422] exit_group(0 [pid 6429] <... futex resumed>) = ? [pid 6424] <... futex resumed>) = ? [pid 6422] <... exit_group resumed>) = ? [pid 5847] getdents64(3, [pid 6429] +++ exited with 0 +++ [pid 6424] +++ exited with 0 +++ [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6422] +++ exited with 0 +++ [pid 5847] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 5847] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6430] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6430] <... mprotect resumed>) = 0 [pid 6430] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6430] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6431 attached => {parent_tid=[120]}, 88) = 120 [pid 6430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6430] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6431] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053) = 0 [pid 6431] set_robust_list(0x7f14d90289a0, 24) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6431] memfd_create("syzkaller", 0) = 3 [pid 6431] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6425] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6421] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... umount2 resumed>) = 0 [pid 6431] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 5850] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6421] <... futex resumed>) = 0 [pid 6425] <... pwritev2 resumed>) = -1 EIO (Input/output error) [ 111.133881][ T6428] exFAT-fs (loop1): error, invalid access to FAT (entry 0xffffffff) [ 111.148666][ T30] audit: type=1800 audit(1752057501.368:264): pid=6425 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop3" ino=1048864 res=0 errno=0 [ 111.170636][ T6428] exFAT-fs (loop1): Filesystem has been set read-only [pid 6421] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] <... write resumed>) = 131072 [pid 6425] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] munmap(0x7f14d0c00000, 138412032 [pid 5847] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] newfstatat(AT_FDCWD, "./52/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6431] <... munmap resumed>) = 0 [pid 5847] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5847] openat(AT_FDCWD, "./52/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5847] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] getdents64(4, 0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] getdents64(4, 0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] close(4) = 0 [pid 5847] rmdir("./52/file0") = 0 [pid 5847] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6431] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5847] newfstatat(AT_FDCWD, "./52/binderfs", [pid 6431] ioctl(4, LOOP_SET_FD, 3 [pid 6425] <... futex resumed>) = 1 [pid 6421] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = 0 [pid 6431] <... ioctl resumed>) = 0 [pid 6428] <... pwritev2 resumed>) = 45445 [pid 6425] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] <... ioctl resumed>) = 0 [pid 5847] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6431] close(3 [pid 6421] close(3 [pid 5850] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] unlink("./52/binderfs" [pid 6419] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... close resumed>) = 0 [pid 6421] <... close resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... unlink resumed>) = 0 [pid 6431] close(4 [pid 5850] newfstatat(AT_FDCWD, "./52/file0", [pid 5847] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5850] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5847] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./52/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5847] rmdir("./52" [pid 5850] <... openat resumed>) = 4 [pid 5847] <... rmdir resumed>) = 0 [pid 5847] mkdir("./53", 0777 [pid 6428] futex(0x7f14d90fd6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] close(4 [pid 6419] <... futex resumed>) = 0 [pid 5847] <... mkdir resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6419] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] close(3 [pid 5850] newfstatat(4, "", [pid 5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6428] futex(0x7f14d90fd6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... close resumed>) = 0 [pid 6417] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5847] <... openat resumed>) = 3 [pid 6421] close(5 [pid 6417] close(4 [pid 5850] getdents64(4, [pid 5847] ioctl(3, LOOP_CLR_FD [pid 6417] <... close resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 6417] close(5 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 5847] close(3 [pid 6421] <... close resumed>) = 0 [pid 6417] <... close resumed>) = 0 [pid 5850] getdents64(4, [pid 5847] <... close resumed>) = 0 [pid 6431] <... close resumed>) = 0 [pid 6431] mkdir("./file0", 0777 [pid 6421] close(6 [pid 6417] close(6 [pid 5850] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6431] <... mkdir resumed>) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(7 [pid 6417] close(7 [pid 5850] close(4 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(8 [pid 6417] close(8./strace-static-x86_64: Process 6432 attached [pid 6431] mount("/dev/loop2", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] set_robust_list(0x55555b6506a0, 24 [pid 6421] close(9 [ 111.179758][ T6428] exFAT-fs (loop1): error, invalid access to FAT (entry 0xffffffff) [ 111.189720][ T6428] exFAT-fs (loop1): error, invalid access to FAT (entry 0xffffffff) [ 111.190614][ T6431] loop2: detected capacity change from 0 to 256 [ 111.222998][ T6431] exFAT-fs (loop2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [pid 6417] close(9 [pid 5850] rmdir("./52/file0" [pid 6432] <... set_robust_list resumed>) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... clone resumed>, child_tidptr=0x55555b650690) = 115 [pid 6417] close(10) = -1 EBADF (Bad file descriptor) [pid 6421] close(10) = -1 EBADF (Bad file descriptor) [pid 6421] close(11) = -1 EBADF (Bad file descriptor) [pid 6421] close(12) = -1 EBADF (Bad file descriptor) [pid 6421] close(13) = -1 EBADF (Bad file descriptor) [pid 6421] close(14 [pid 6417] close(11 [pid 5850] <... rmdir resumed>) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(15) = -1 EBADF (Bad file descriptor) [pid 6421] close(16) = -1 EBADF (Bad file descriptor) [pid 6421] close(17) = -1 EBADF (Bad file descriptor) [pid 6421] close(18 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6432] chdir("./53" [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] close(12 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] newfstatat(AT_FDCWD, "./52/binderfs", [pid 6417] close(13 [pid 6432] <... chdir resumed>) = 0 [pid 6421] close(19 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6417] close(14 [pid 5850] unlink("./52/binderfs" [pid 6432] <... prctl resumed>) = 0 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] setpgid(0, 0 [pid 6417] close(15 [pid 5850] <... unlink resumed>) = 0 [pid 6421] close(20 [pid 6432] <... setpgid resumed>) = 0 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] getdents64(3, [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(21 [pid 6417] close(16 [pid 5850] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(22 [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] close(3 [pid 6421] close(23 [pid 6417] close(17 [pid 6432] <... openat resumed>) = 3 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... close resumed>) = 0 [pid 6421] close(24 [pid 6417] close(18 [pid 5850] rmdir("./52" [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(25 [pid 6417] close(19 [pid 5850] <... rmdir resumed>) = 0 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(26 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] mkdir("./53", 0777 [pid 6421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] close(27) = -1 EBADF (Bad file descriptor) [pid 6421] close(28) = -1 EBADF (Bad file descriptor) [pid 6421] close(29) = -1 EBADF (Bad file descriptor) [pid 6421] exit_group(0 [pid 6425] <... futex resumed>) = ? [pid 6421] <... exit_group resumed>) = ? [pid 6425] +++ exited with 0 +++ [pid 6417] close(20 [pid 5850] <... mkdir resumed>) = 0 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] close(21 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... openat resumed>) = 3 [pid 5850] ioctl(3, LOOP_CLR_FD [pid 6417] close(22 [pid 6432] write(3, "1000", 4 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... ioctl resumed>) = 0 [pid 6432] <... write resumed>) = 4 [pid 6417] close(23 [pid 5850] close(3 [pid 6432] close(3 [pid 5850] <... close resumed>) = 0 [pid 6432] <... close resumed>) = 0 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] symlink("/dev/binderfs", "./binderfs" [pid 6417] close(24 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] <... symlink resumed>) = 0 [pid 6417] close(25) = -1 EBADF (Bad file descriptor) [pid 6417] close(26executing program ) = -1 EBADF (Bad file descriptor) [pid 6417] close(27 [pid 6432] write(1, "executing program\n", 18 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] <... write resumed>) = 18 [pid 6417] close(28./strace-static-x86_64: Process 6433 attached [pid 6432] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6432] <... futex resumed>) = 0 [pid 6417] close(29 [pid 6432] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... clone resumed>, child_tidptr=0x55555b650690) = 113 [pid 6433] set_robust_list(0x55555b6506a0, 24 [pid 6417] exit_group(0 [pid 6433] <... set_robust_list resumed>) = 0 [pid 6428] <... futex resumed>) = ? [pid 6419] <... futex resumed>) = ? [pid 6417] <... exit_group resumed>) = ? [pid 6433] chdir("./53" [pid 6428] +++ exited with 0 +++ [pid 6419] +++ exited with 0 +++ [pid 6433] <... chdir resumed>) = 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6433] setpgid(0, 0) = 0 [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6433] write(3, "1000", 4) = 4 [pid 6433] close(3 [pid 6417] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6433] <... close resumed>) = 0 [pid 6432] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6433] symlink("/dev/binderfs", "./binderfs" [pid 5848] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... symlink resumed>) = 0 [pid 6432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 executing program [pid 6433] write(1, "executing program\n", 18) = 18 [pid 6433] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6433] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6421] +++ exited with 0 +++ [pid 6433] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6432] <... mmap resumed>) = 0x7f14d9008000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6432] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6432] <... mprotect resumed>) = 0 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f14d9008000 [pid 6432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6433] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6433] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6433] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6434 attached [pid 5848] newfstatat(3, "", [pid 6434] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0}./strace-static-x86_64: Process 6435 attached [pid 6434] <... rseq resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5849] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6435] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6434] set_robust_list(0x7f14d90289a0, 24 [pid 5849] <... openat resumed>) = 3 [pid 6435] <... rseq resumed>) = 0 [pid 6434] <... set_robust_list resumed>) = 0 [pid 6433] <... clone3 resumed> => {parent_tid=[114]}, 88) = 114 [pid 5849] newfstatat(3, "", [pid 6435] set_robust_list(0x7f14d90289a0, 24 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6432] <... clone3 resumed> => {parent_tid=[116]}, 88) = 116 [pid 6435] <... set_robust_list resumed>) = 0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6435] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6435] memfd_create("syzkaller", 0 [pid 6433] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6435] <... memfd_create resumed>) = 3 [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 6431] <... mount resumed>) = 0 [pid 5849] getdents64(3, [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 6432] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6434] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 5849] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6435] <... mmap resumed>) = 0x7f14d0c00000 [ 111.255263][ T6431] exFAT-fs (loop2): Medium has reported failures. Some data may be lost. [ 111.277550][ T6431] exFAT-fs (loop2): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [pid 6435] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6434] memfd_create("syzkaller", 0 [pid 6432] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6431] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] <... umount2 resumed>) = 0 [pid 6434] <... memfd_create resumed>) = 3 [pid 6434] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6435] <... write resumed>) = 131072 [pid 6431] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] chdir("./file0" [pid 5849] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] <... chdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./51/file0", [pid 5849] newfstatat(AT_FDCWD, "./52/file0", [pid 6435] munmap(0x7f14d0c00000, 138412032 [pid 6434] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6431] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6431] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./52/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 0 [pid 5848] umount2("./51/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./52/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] openat(AT_FDCWD, ".", O_RDONLY [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 4 [pid 6435] <... munmap resumed>) = 0 [pid 6431] <... openat resumed>) = 4 [pid 5849] newfstatat(4, "", [pid 5848] openat(AT_FDCWD, "./51/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6431] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6435] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] <... openat resumed>) = 4 [pid 6431] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 5848] newfstatat(4, "", [pid 6431] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] <... futex resumed>) = 0 [pid 5849] getdents64(4, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6431] ioctl(4, F2FS_IOC_SHUTDOWN, 0x200000000080 [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(4, [pid 6435] <... openat resumed>) = 4 [pid 6434] <... write resumed>) = 131072 [pid 6431] <... ioctl resumed>) = 0 [pid 5849] close(4 [pid 5848] <... getdents64 resumed>0x55555b659770 /* 2 entries */, 32768) = 48 [pid 6431] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 5848] getdents64(4, [pid 6431] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 0 [pid 5849] rmdir("./52/file0" [pid 5848] <... getdents64 resumed>0x55555b659770 /* 0 entries */, 32768) = 0 [pid 6431] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... rmdir resumed>) = 0 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] <... futex resumed>) = 0 [pid 5848] close(4 [pid 6431] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 6431] <... openat resumed>) = 5 [pid 5849] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./51/file0" [pid 6435] <... ioctl resumed>) = 0 [pid 6435] close(3 [pid 6434] munmap(0x7f14d0c00000, 138412032 [pid 6435] <... close resumed>) = 0 [pid 6434] <... munmap resumed>) = 0 [pid 6435] close(4 [pid 6434] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 111.366702][ T6435] loop4: detected capacity change from 0 to 256 [ 111.373010][ T30] audit: type=1800 audit(1752057501.588:265): pid=6431 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor658" name="file1" dev="loop2" ino=1048865 res=0 errno=0 [ 111.376123][ T6009] ------------[ cut here ]------------ [ 111.398325][ T6009] WARNING: CPU: 0 PID: 6009 at kernel/rcu/sync.c:177 rcu_sync_dtor+0xcd/0x180 [ 111.407648][ T6009] Modules linked in: [pid 6434] ioctl(4, LOOP_SET_FD, 3 [pid 6431] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... rmdir resumed>) = 0 [pid 6431] <... futex resumed>) = 1 [pid 5849] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5848] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./52/binderfs" [pid 5848] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] getdents64(3, [pid 5848] unlink("./51/binderfs" [pid 5849] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5849] close(3 [pid 5848] getdents64(3, [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x55555b651730 /* 0 entries */, 32768) = 0 [pid 5849] rmdir("./52" [pid 5848] close(3 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [ 111.411699][ T6009] CPU: 0 UID: 0 PID: 6009 Comm: kworker/0:3 Not tainted 6.16.0-rc5-syzkaller-00038-g733923397fd9 #0 PREEMPT(full) [ 111.412279][ T6434] loop0: detected capacity change from 0 to 256 [ 111.424326][ T6009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.441312][ T6009] Workqueue: events destroy_super_work [ 111.447398][ T6009] RIP: 0010:rcu_sync_dtor+0xcd/0x180 [ 111.452954][ T6009] Code: 18 e8 b7 c4 00 00 43 0f b6 44 25 00 84 c0 0f 85 82 00 00 00 83 3b 00 75 1f 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 90 <0f> 0b 90 e9 66 ff ff ff 90 0f 0b 90 eb 8a 90 0f 0b 90 eb db 89 d9 [ 111.472964][ T6009] RSP: 0018:ffffc9000442f9e8 EFLAGS: 00010246 [ 111.479393][ T6009] RAX: 0000000000000002 RBX: ffff88807a974358 RCX: f33422794aa63d00 [ 111.487432][ T6009] RDX: 0000000000000000 RSI: ffffffff8be1ca20 RDI: ffff88807a974358 [ 111.495460][ T6009] RBP: 00000000000001e3 R08: ffffffff8dfe18ef R09: 1ffffffff1bfc31d [ 111.503456][ T6009] R10: dffffc0000000000 R11: fffffbfff1bfc31e R12: dffffc0000000000 [ 111.511498][ T6009] R13: 1ffff1100f52e86b R14: ffff88807a974358 R15: dffffc0000000000 [ 111.519631][ T6009] FS: 0000000000000000(0000) GS:ffff888125c4f000(0000) knlGS:0000000000000000 [ 111.528627][ T6009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.535281][ T6009] CR2: 000055555b661778 CR3: 0000000071460000 CR4: 00000000003526f0 [ 111.543286][ T6009] Call Trace: [ 111.546736][ T6009] [ 111.549690][ T6009] percpu_free_rwsem+0x40/0x80 [ 111.554485][ T6009] destroy_super_work+0xee/0x130 [ 111.559674][ T6009] ? process_scheduled_works+0x9ef/0x17b0 [ 111.565451][ T6009] process_scheduled_works+0xade/0x17b0 [ 111.571049][ T6009] ? __pfx_process_scheduled_works+0x10/0x10 [ 111.577146][ T6009] worker_thread+0x8a0/0xda0 [ 111.581763][ T6009] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.588258][ T6009] ? __kthread_parkme+0x7b/0x200 [ 111.593226][ T6009] kthread+0x711/0x8a0 [ 111.597379][ T6009] ? __pfx_worker_thread+0x10/0x10 [ 111.602513][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.607197][ T6009] ? _raw_spin_unlock_irq+0x23/0x50 [ 111.612427][ T6009] ? lockdep_hardirqs_on+0x9c/0x150 executing program [pid 5849] mkdir("./53", 0777 [pid 5848] rmdir("./51" [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] mkdir("./52", 0777 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5849] <... ioctl resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] ioctl(3, LOOP_CLR_FD [pid 6435] <... close resumed>) = 0 [pid 6434] <... ioctl resumed>) = 0 [pid 6430] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 6435] mkdir("./file0", 0777 [pid 6434] close(3 [pid 6430] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3 [pid 6435] <... mkdir resumed>) = 0 [pid 6434] <... close resumed>) = 0 [pid 6431] <... futex resumed>) = 0 [pid 6430] <... futex resumed>) = 1 [pid 5848] <... close resumed>) = 0 [pid 6435] mount("/dev/loop4", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6431] pwritev2(5, [{iov_base="\xff\x00\x00\x00\x00\x00\x00\x00\xe3\x55\xa7\x6a\x11\xa1\xbe\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\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=65007}], 1, 3707, 0 [pid 6430] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... clone resumed>, child_tidptr=0x55555b650690) = 113 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6437 attached [pid 6431] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 6437] set_robust_list(0x55555b6506a0, 24 [pid 6431] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... clone resumed>, child_tidptr=0x55555b650690) = 111 [pid 6437] <... set_robust_list resumed>) = 0 [pid 6431] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6437] chdir("./52" [pid 6431] futex(0x7f14d90fd6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] close(3 [pid 6437] <... chdir resumed>) = 0 [pid 6430] <... close resumed>) = 0 [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6430] close(4 [pid 6437] <... prctl resumed>) = 0 [pid 6430] <... close resumed>) = 0 [pid 6437] setpgid(0, 0 [pid 6430] close(5 [pid 6437] <... setpgid resumed>) = 0 [pid 6430] <... close resumed>) = 0 [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] close(4 [pid 6430] close(6 [pid 6437] <... openat resumed>) = 3 [pid 6434] <... close resumed>) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] mkdir("./file0", 0777 [pid 6430] close(7 [pid 6434] <... mkdir resumed>) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] mount("/dev/loop0", "./file0", "exfat", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME|MS_LAZYTIME, "" [pid 6430] close(8) = -1 EBADF (Bad file descriptor) [pid 6430] close(9) = -1 EBADF (Bad file descriptor) [pid 6430] close(10) = -1 EBADF (Bad file descriptor) [pid 6430] close(11) = -1 EBADF (Bad file descriptor) [pid 6430] close(12) = -1 EBADF (Bad file descriptor) [pid 6430] close(13 [pid 6437] write(3, "1000", 4 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6430] close(14) = -1 EBADF (Bad file descriptor) [pid 6430] close(15) = -1 EBADF (Bad file descriptor) [pid 6430] close(16) = -1 EBADF (Bad file descriptor) [pid 6430] close(17) = -1 EBADF (Bad file descriptor) [pid 6430] close(18) = -1 EBADF (Bad file descriptor) [pid 6430] close(19) = -1 EBADF (Bad file descriptor) [pid 6437] <... write resumed>) = 4 [pid 6430] close(20 [pid 6437] close(3 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] <... close resumed>) = 0 [pid 6430] close(21 [pid 6437] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] write(1, "executing program\n", 18 [pid 6430] close(22 [pid 6437] <... write resumed>) = 18 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] futex(0x7f14d90fd6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] close(23 [pid 6437] <... futex resumed>) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] rt_sigaction(SIGRT_1, {sa_handler=0x7f14d909a750, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f14d908b900}, [pid 6430] close(24 [pid 6437] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6430] close(25 [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6430] close(26 [pid 6437] <... mmap resumed>) = 0x7f14d9008000 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] mprotect(0x7f14d9009000, 131072, PROT_READ|PROT_WRITE [pid 6430] close(27 [pid 6437] <... mprotect resumed>) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6430] close(28 [pid 6437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f14d9028990, parent_tid=0x7f14d9028990, exit_signal=0, stack=0x7f14d9008000, stack_size=0x20300, tls=0x7f14d90286c0} [pid 6430] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6438 attached [pid 6430] exit_group(0 [pid 6437] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6431] <... futex resumed>) = ? [pid 6430] <... exit_group resumed>) = ? [pid 6438] rseq(0x7f14d9028fe0, 0x20, 0, 0x53053053 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], [pid 6431] +++ exited with 0 +++ [pid 6438] <... rseq resumed>) = 0 [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] set_robust_list(0x7f14d90289a0, 24 [pid 6437] futex(0x7f14d90fd6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... set_robust_list resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6437] futex(0x7f14d90fd6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] memfd_create("syzkaller", 0) = 3 [pid 6438] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f14d0c00000 [pid 6438] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072 [pid 6430] +++ exited with 0 +++ [pid 5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5846] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6438] <... write resumed>) = 131072 [pid 5846] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5846] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 6438] munmap(0x7f14d0c00000, 138412032 [pid 5846] getdents64(3, [pid 6438] <... munmap resumed>) = 0 [pid 5846] <... getdents64 resumed>0x55555b651730 /* 4 entries */, 32768) = 112 [pid 5846] umount2("./56/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6438] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 111.617722][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.622341][ T6009] ret_from_fork+0x3f9/0x770 [ 111.627003][ T6009] ? __pfx_ret_from_fork+0x10/0x10 [ 111.632155][ T6009] ? __switch_to_asm+0x39/0x70 [ 111.632599][ T6438] loop1: detected capacity change from 0 to 256 [ 111.636981][ T6009] ? __switch_to_asm+0x33/0x70 [ 111.637006][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.637030][ T6009] ret_from_fork_asm+0x1a/0x30 [ 111.653324][ T6435] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 111.657421][ T6009] [ 111.657435][ T6009] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 111.657448][ T6009] CPU: 0 UID: 0 PID: 6009 Comm: kworker/0:3 Not tainted 6.16.0-rc5-syzkaller-00038-g733923397fd9 #0 PREEMPT(full) [ 111.657470][ T6009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.657480][ T6009] Workqueue: events destroy_super_work [ 111.657507][ T6009] Call Trace: [ 111.657514][ T6009] [ 111.657521][ T6009] dump_stack_lvl+0x99/0x250 [ 111.657542][ T6009] ? __asan_memcpy+0x40/0x70 [ 111.657563][ T6009] ? __pfx_dump_stack_lvl+0x10/0x10 [ 111.657581][ T6009] ? __pfx__printk+0x10/0x10 [ 111.657615][ T6009] panic+0x2db/0x790 [ 111.657637][ T6009] ? __pfx_panic+0x10/0x10 [ 111.657652][ T6009] ? show_trace_log_lvl+0x4fb/0x550 [ 111.657683][ T6009] ? ret_from_fork_asm+0x1a/0x30 [ 111.657709][ T6009] __warn+0x31b/0x4b0 [ 111.657725][ T6009] ? rcu_sync_dtor+0xcd/0x180 [ 111.657751][ T6009] ? rcu_sync_dtor+0xcd/0x180 [ 111.657774][ T6009] report_bug+0x2be/0x4f0 [ 111.657797][ T6009] ? rcu_sync_dtor+0xcd/0x180 [ 111.657820][ T6009] ? rcu_sync_dtor+0xcd/0x180 [ 111.657842][ T6009] ? rcu_sync_dtor+0xcf/0x180 [ 111.657865][ T6009] handle_bug+0x84/0x160 [ 111.657883][ T6009] exc_invalid_op+0x1a/0x50 [ 111.657901][ T6009] asm_exc_invalid_op+0x1a/0x20 [ 111.657917][ T6009] RIP: 0010:rcu_sync_dtor+0xcd/0x180 [ 111.657940][ T6009] Code: 18 e8 b7 c4 00 00 43 0f b6 44 25 00 84 c0 0f 85 82 00 00 00 83 3b 00 75 1f 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 90 <0f> 0b 90 e9 66 ff ff ff 90 0f 0b 90 eb 8a 90 0f 0b 90 eb db 89 d9 [ 111.657953][ T6009] RSP: 0018:ffffc9000442f9e8 EFLAGS: 00010246 [ 111.657969][ T6009] RAX: 0000000000000002 RBX: ffff88807a974358 RCX: f33422794aa63d00 [ 111.657981][ T6009] RDX: 0000000000000000 RSI: ffffffff8be1ca20 RDI: ffff88807a974358 [ 111.657993][ T6009] RBP: 00000000000001e3 R08: ffffffff8dfe18ef R09: 1ffffffff1bfc31d [ 111.658005][ T6009] R10: dffffc0000000000 R11: fffffbfff1bfc31e R12: dffffc0000000000 [ 111.658018][ T6009] R13: 1ffff1100f52e86b R14: ffff88807a974358 R15: dffffc0000000000 [ 111.658047][ T6009] ? destroy_super_work+0xe2/0x130 [ 111.658072][ T6009] percpu_free_rwsem+0x40/0x80 [ 111.658096][ T6009] destroy_super_work+0xee/0x130 [ 111.658118][ T6009] ? process_scheduled_works+0x9ef/0x17b0 [ 111.658145][ T6009] process_scheduled_works+0xade/0x17b0 [ 111.658191][ T6009] ? __pfx_process_scheduled_works+0x10/0x10 [ 111.658225][ T6009] worker_thread+0x8a0/0xda0 [ 111.658247][ T6009] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.658279][ T6009] ? __kthread_parkme+0x7b/0x200 [ 111.658308][ T6009] kthread+0x711/0x8a0 [ 111.658332][ T6009] ? __pfx_worker_thread+0x10/0x10 [ 111.658350][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.658374][ T6009] ? _raw_spin_unlock_irq+0x23/0x50 [ 111.658395][ T6009] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.658416][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.658439][ T6009] ret_from_fork+0x3f9/0x770 [ 111.658459][ T6009] ? __pfx_ret_from_fork+0x10/0x10 [ 111.658482][ T6009] ? __switch_to_asm+0x39/0x70 [ 111.658501][ T6009] ? __switch_to_asm+0x33/0x70 [ 111.658519][ T6009] ? __pfx_kthread+0x10/0x10 [ 111.658541][ T6009] ret_from_fork_asm+0x1a/0x30 [ 111.658577][ T6009] [ 111.668305][ T6009] Kernel Offset: disabled [pid 6438] ioctl(4, LOOP_SET_FD, 3