./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3251030592

<...>
Warning: Permanently added '10.128.1.67' (ED25519) to the list of known hosts.
execve("./syz-executor3251030592", ["./syz-executor3251030592"], 0x7fffa0e3ecd0 /* 10 vars */) = 0
brk(NULL)                               = 0x55556eab6000
brk(0x55556eab6d00)                     = 0x55556eab6d00
arch_prctl(ARCH_SET_FS, 0x55556eab6380) = 0
set_tid_address(0x55556eab6650)         = 5840
set_robust_list(0x55556eab6660, 24)     = 0
rseq(0x55556eab6ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3251030592", 4096) = 28
getrandom("\x30\x8d\xb8\xbb\xa9\x26\x46\x09", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55556eab6d00
brk(0x55556ead7d00)                     = 0x55556ead7d00
brk(0x55556ead8000)                     = 0x55556ead8000
mprotect(0x7f19eaead000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5841 attached
, child_tidptr=0x55556eab6650) = 5841
[pid  5841] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5841] <... set_robust_list resumed>) = 0
[pid  5841] mkdir("./syzkaller.gmclx9", 0700./strace-static-x86_64: Process 5842 attached
 <unfinished ...>
[pid  5840] <... clone resumed>, child_tidptr=0x55556eab6650) = 5842
[pid  5842] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5842] <... set_robust_list resumed>) = 0
[pid  5842] mkdir("./syzkaller.vDzyqn", 0700 <unfinished ...>
[pid  5841] <... mkdir resumed>)        = 0
./strace-static-x86_64: Process 5843 attached
[pid  5841] chmod("./syzkaller.gmclx9", 0777 <unfinished ...>
[pid  5840] <... clone resumed>, child_tidptr=0x55556eab6650) = 5843
[pid  5843] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5842] <... mkdir resumed>)        = 0
[pid  5843] <... set_robust_list resumed>) = 0
[pid  5842] chmod("./syzkaller.vDzyqn", 0777 <unfinished ...>
[pid  5841] <... chmod resumed>)        = 0
[pid  5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5843] mkdir("./syzkaller.y7kY6C", 0700 <unfinished ...>
[pid  5842] <... chmod resumed>)        = 0
[pid  5843] <... mkdir resumed>)        = 0
[pid  5842] chdir("./syzkaller.vDzyqn"./strace-static-x86_64: Process 5844 attached
) = 0
[pid  5841] chdir("./syzkaller.gmclx9" <unfinished ...>
[pid  5842] mkdir("./0", 0777 <unfinished ...>
[pid  5844] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5843] chmod("./syzkaller.y7kY6C", 0777 <unfinished ...>
[pid  5841] <... chdir resumed>)        = 0
[pid  5840] <... clone resumed>, child_tidptr=0x55556eab6650) = 5844
[pid  5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5843] <... chmod resumed>)        = 0
[pid  5842] <... mkdir resumed>)        = 0
[pid  5841] mkdir("./0", 0777 <unfinished ...>
[pid  5844] <... set_robust_list resumed>) = 0
[pid  5843] chdir("./syzkaller.y7kY6C") = 0
[pid  5843] mkdir("./0", 0777 <unfinished ...>
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 5845 attached
 <unfinished ...>
[pid  5844] getrandom( <unfinished ...>
[pid  5843] <... mkdir resumed>)        = 0
[pid  5841] <... mkdir resumed>)        = 0
[pid  5845] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5842] <... openat resumed>)       = 3
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5845] <... set_robust_list resumed>) = 0
[pid  5842] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5845] getrandom( <unfinished ...>
[pid  5844] <... getrandom resumed>"\xf6\x1b\x04\x44\x42\x7f\x90\x98", 8, GRND_NONBLOCK) = 8
[pid  5841] <... openat resumed>)       = 3
[pid  5844] mkdir("./syzkaller.ASDIdB", 0700) = 0
[pid  5842] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5841] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5840] <... clone resumed>, child_tidptr=0x55556eab6650) = 5845
[pid  5845] <... getrandom resumed>"\x22\xe0\x34\xaa\x54\x13\x59\xcd", 8, GRND_NONBLOCK) = 8
[pid  5843] <... openat resumed>)       = 3
[pid  5845] mkdir("./syzkaller.ufwao9", 0700 <unfinished ...>
[pid  5843] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5841] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5845] <... mkdir resumed>)        = 0
[pid  5844] chmod("./syzkaller.ASDIdB", 0777 <unfinished ...>
[pid  5843] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5842] close(3 <unfinished ...>
[pid  5841] close(3./strace-static-x86_64: Process 5846 attached
 <unfinished ...>
[pid  5845] chmod("./syzkaller.ufwao9", 0777 <unfinished ...>
[pid  5844] <... chmod resumed>)        = 0
[pid  5843] close(3 <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5841] <... close resumed>)        = 0
[pid  5840] <... clone resumed>, child_tidptr=0x55556eab6650) = 5846
[pid  5846] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... chmod resumed>)        = 0
[pid  5844] chdir("./syzkaller.ASDIdB" <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5846] <... set_robust_list resumed>) = 0
[pid  5844] <... chdir resumed>)        = 0
./strace-static-x86_64: Process 5847 attached
[pid  5846] mkdir("./syzkaller.4znQuH", 0700 <unfinished ...>
[pid  5845] chdir("./syzkaller.ufwao9" <unfinished ...>
[pid  5844] mkdir("./0", 0777 <unfinished ...>
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5845] <... chdir resumed>)        = 0
[pid  5845] mkdir("./0", 0777 <unfinished ...>
[pid  5844] <... mkdir resumed>)        = 0
./strace-static-x86_64: Process 5849 attached
./strace-static-x86_64: Process 5848 attached
[pid  5847] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5846] <... mkdir resumed>)        = 0
[pid  5845] <... mkdir resumed>)        = 0
[pid  5842] <... clone resumed>, child_tidptr=0x55556eab6650) = 5848
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5847
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5843] <... clone resumed>, child_tidptr=0x55556eab6650) = 5849
[pid  5849] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5848] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5847] <... set_robust_list resumed>) = 0
[pid  5844] <... openat resumed>)       = 3
[pid  5849] <... set_robust_list resumed>) = 0
[pid  5848] <... set_robust_list resumed>) = 0
[pid  5847] chdir("./0" <unfinished ...>
[pid  5846] chmod("./syzkaller.4znQuH", 0777 <unfinished ...>
[pid  5849] chdir("./0" <unfinished ...>
[pid  5848] chdir("./0" <unfinished ...>
[pid  5847] <... chdir resumed>)        = 0
[pid  5846] <... chmod resumed>)        = 0
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5849] <... chdir resumed>)        = 0
[pid  5847] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5844] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5847] <... prctl resumed>)        = 0
[pid  5846] chdir("./syzkaller.4znQuH" <unfinished ...>
[pid  5849] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5848] <... chdir resumed>)        = 0
[pid  5847] setpgid(0, 0 <unfinished ...>
[pid  5844] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5849] <... prctl resumed>)        = 0
[pid  5848] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5849] setpgid(0, 0 <unfinished ...>
[pid  5848] <... prctl resumed>)        = 0
[pid  5847] <... setpgid resumed>)      = 0
[pid  5846] <... chdir resumed>)        = 0
[pid  5849] <... setpgid resumed>)      = 0
[pid  5848] setpgid(0, 0 <unfinished ...>
[pid  5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5846] mkdir("./0", 0777 <unfinished ...>
[pid  5845] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5844] close(3 <unfinished ...>
[pid  5848] <... setpgid resumed>)      = 0
[pid  5845] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5844] <... close resumed>)        = 0
[pid  5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5846] <... mkdir resumed>)        = 0
[pid  5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5848] <... openat resumed>)       = 3
[pid  5847] <... openat resumed>)       = 3
[pid  5845] close(3 <unfinished ...>
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5850 attached
 <unfinished ...>
[pid  5849] <... openat resumed>)       = 3
[pid  5848] write(3, "1000", 4 <unfinished ...>
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5845] <... close resumed>)        = 0
[pid  5849] write(3, "1000", 4 <unfinished ...>
[pid  5848] <... write resumed>)        = 4
[pid  5847] write(3, "1000", 4 <unfinished ...>
[pid  5846] <... openat resumed>)       = 3
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5851 attached
 <unfinished ...>
[pid  5847] <... write resumed>)        = 4
[pid  5847] close(3)                    = 0
[pid  5847] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5846] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5850] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5849] <... write resumed>)        = 4
[pid  5848] close(3 <unfinished ...>
[pid  5847] <... symlink resumed>)      = 0
[pid  5846] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5850] <... set_robust_list resumed>) = 0
[pid  5849] close(3 <unfinished ...>
[pid  5848] <... close resumed>)        = 0
[pid  5851] set_robust_list(0x55556eab6660, 24 <unfinished ...>
executing program
[pid  5850] chdir("./0" <unfinished ...>
[pid  5849] <... close resumed>)        = 0
[pid  5848] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5847] write(1, "executing program\n", 18 <unfinished ...>
[pid  5846] close(3 <unfinished ...>
[pid  5844] <... clone resumed>, child_tidptr=0x55556eab6650) = 5850
[pid  5851] <... set_robust_list resumed>) = 0
[pid  5850] <... chdir resumed>)        = 0
[pid  5849] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5847] <... write resumed>)        = 18
[pid  5846] <... close resumed>)        = 0
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5851
[pid  5851] chdir("./0" <unfinished ...>
[pid  5850] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5849] <... symlink resumed>)      = 0
[pid  5848] <... symlink resumed>)      = 0
[pid  5847] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5851] <... chdir resumed>)        = 0
./strace-static-x86_64: Process 5852 attached
[pid  5851] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5850] <... prctl resumed>)        = 0
[pid  5849] write(1, "executing program\n", 18 <unfinished ...>
[pid  5848] write(1, "executing program\n", 18 <unfinished ...>
[pid  5850] setpgid(0, 0 <unfinished ...>
[pid  5849] <... write resumed>)        = 18
[pid  5850] <... setpgid resumed>)      = 0
[pid  5851] <... prctl resumed>)        = 0
[pid  5851] setpgid(0, 0 <unfinished ...>
[pid  5847] <... memfd_create resumed>) = 3
[pid  5851] <... setpgid resumed>)      = 0
[pid  5847] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5849] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5848] <... write resumed>)        = 18
[pid  5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5847] <... mmap resumed>)         = 0x7f19e2800000
executing program
executing program
[pid  5852] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5849] <... memfd_create resumed>) = 3
[pid  5848] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5852] <... set_robust_list resumed>) = 0
[pid  5850] <... openat resumed>)       = 3
[pid  5849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5848] <... memfd_create resumed>) = 3
[pid  5852] chdir("./0" <unfinished ...>
[pid  5851] <... openat resumed>)       = 3
[pid  5849] <... mmap resumed>)         = 0x7f19e2800000
[pid  5848] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5852
[pid  5851] write(3, "1000", 4)         = 4
[pid  5851] close(3)                    = 0
[pid  5851] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5851] write(1, "executing program\n", 18) = 18
[pid  5851] memfd_create("syzkaller", 0) = 3
[pid  5851] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
executing program
[pid  5850] write(3, "1000", 4 <unfinished ...>
[pid  5848] <... mmap resumed>)         = 0x7f19e2800000
[pid  5852] <... chdir resumed>)        = 0
[pid  5850] <... write resumed>)        = 4
[pid  5852] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5850] close(3)                    = 0
[pid  5852] <... prctl resumed>)        = 0
[pid  5850] symlink("/dev/binderfs", "./binderfs"executing program
 <unfinished ...>
[pid  5852] setpgid(0, 0 <unfinished ...>
[pid  5850] <... symlink resumed>)      = 0
[pid  5852] <... setpgid resumed>)      = 0
[pid  5850] write(1, "executing program\n", 18) = 18
[pid  5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5850] memfd_create("syzkaller", 0) = 3
[pid  5852] write(3, "1000", 4 <unfinished ...>
[pid  5850] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5852] <... write resumed>)        = 4
[pid  5852] close(3 <unfinished ...>
[pid  5850] <... mmap resumed>)         = 0x7f19e2800000
[pid  5852] <... close resumed>)        = 0
[pid  5852] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5852] write(1, "executing program\n", 18executing program
) = 18
[pid  5852] memfd_create("syzkaller", 0) = 3
[   91.113243][ T1221] cfg80211: failed to load regulatory.db
[pid  5852] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5847] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5851] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5849] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5848] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5850] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5852] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5847] <... write resumed>)        = 16777216
[pid  5847] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5851] <... write resumed>)        = 16777216
[pid  5847] <... munmap resumed>)       = 0
[pid  5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5847] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5851] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5848] <... write resumed>)        = 16777216
[pid  5847] <... ioctl resumed>)        = 0
[pid  5848] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5847] close(3)                    = 0
[pid  5847] close(4)                    = 0
[pid  5847] mkdir("./file0", 0777)      = 0
[pid  5847] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5851] <... munmap resumed>)       = 0
[pid  5849] <... write resumed>)        = 16777216
[pid  5851] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[   91.855047][ T5847] loop0: detected capacity change from 0 to 32768
[pid  5851] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5849] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5848] <... munmap resumed>)       = 0
[pid  5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[pid  5848] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5851] <... ioctl resumed>)        = 0
[pid  5851] close(3)                    = 0
[pid  5851] close(4)                    = 0
[   91.912729][ T5851] loop4: detected capacity change from 0 to 32768
[   91.940460][ T5848] loop1: detected capacity change from 0 to 32768
[   91.953739][ T5847] 
[   91.953739][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5851] mkdir("./file0", 0777 <unfinished ...>
[pid  5849] <... munmap resumed>)       = 0
[pid  5848] <... ioctl resumed>)        = 0
[pid  5849] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5848] close(3)                    = 0
[pid  5849] <... openat resumed>)       = 4
[pid  5848] close(4)                    = 0
[pid  5849] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5851] <... mkdir resumed>)        = 0
[pid  5851] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5852] <... write resumed>)        = 16777216
[pid  5848] mkdir("./file0", 0777 <unfinished ...>
[pid  5852] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5848] <... mkdir resumed>)        = 0
[pid  5848] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5849] <... ioctl resumed>)        = 0
[   91.953739][ T5847] 
[   91.978324][ T5849] loop2: detected capacity change from 0 to 32768
[pid  5850] <... write resumed>)        = 16777216
[pid  5849] close(3 <unfinished ...>
[pid  5847] <... mount resumed>)        = 0
[pid  5850] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5847] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5849] <... close resumed>)        = 0
[pid  5849] close(4 <unfinished ...>
[pid  5847] <... openat resumed>)       = 3
[pid  5849] <... close resumed>)        = 0
[pid  5847] chdir("./file0")            = 0
[pid  5849] mkdir("./file0", 0777 <unfinished ...>
[pid  5847] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5849] <... mkdir resumed>)        = 0
[pid  5849] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5847] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[   92.008977][ T5848] 
[   92.008977][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.008977][ T5848] 
[   92.035000][ T5847] 
[   92.035000][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.035000][ T5847] 
[   92.046193][ T5851] 
[   92.046193][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.046193][ T5851] 
[pid  5847] creat("./file1", 000 <unfinished ...>
[pid  5848] <... mount resumed>)        = 0
[pid  5852] <... munmap resumed>)       = 0
[pid  5852] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5848] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5852] <... openat resumed>)       = 4
[pid  5848] <... openat resumed>)       = 3
[pid  5852] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5848] chdir("./file0" <unfinished ...>
[pid  5850] <... munmap resumed>)       = 0
[pid  5848] <... chdir resumed>)        = 0
[pid  5850] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5848] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5850] <... openat resumed>)       = 4
[pid  5848] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[   92.068520][ T5849] 
[   92.068520][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.068520][ T5849] 
[   92.084251][ T5847] 
[   92.084251][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.084251][ T5847] 
[   92.098678][ T5852] loop5: detected capacity change from 0 to 32768
[   92.100702][ T5848] 
[   92.100702][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.100702][ T5848] 
[pid  5848] creat("./file1", 000 <unfinished ...>
[pid  5851] <... mount resumed>)        = 0
[pid  5850] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5849] <... mount resumed>)        = 0
[pid  5851] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5849] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5851] <... openat resumed>)       = 3
[pid  5849] <... openat resumed>)       = 3
[pid  5851] chdir("./file0" <unfinished ...>
[pid  5849] chdir("./file0" <unfinished ...>
[pid  5851] <... chdir resumed>)        = 0
[pid  5852] <... ioctl resumed>)        = 0
[pid  5851] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5849] <... chdir resumed>)        = 0
[pid  5849] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5852] close(3 <unfinished ...>
[pid  5851] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5849] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5852] <... close resumed>)        = 0
[pid  5851] creat("./file1", 000 <unfinished ...>
[   92.117582][ T5847] 
[   92.117582][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.117582][ T5847] 
[   92.122511][ T5850] loop3: detected capacity change from 0 to 32768
[   92.144480][ T5848] 
[   92.144480][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.144480][ T5848] 
[   92.161816][ T5851] 
[pid  5849] creat("./file1", 000 <unfinished ...>
[pid  5852] close(4)                    = 0
[pid  5852] mkdir("./file0", 0777)      = 0
[pid  5852] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5850] <... ioctl resumed>)        = 0
[pid  5850] close(3)                    = 0
[pid  5850] close(4)                    = 0
[pid  5850] mkdir("./file0", 0777)      = 0
[   92.161816][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.161816][ T5851] 
[   92.161966][ T5849] 
[   92.161966][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.161966][ T5849] 
[   92.204227][ T5852] 
[   92.204227][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.204227][ T5852] 
[   92.208023][ T5847] 
[pid  5850] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5852] <... mount resumed>)        = 0
[pid  5852] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5852] chdir("./file0")            = 0
[pid  5852] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[   92.208023][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.208023][ T5847] 
[   92.220453][ T5850] 
[   92.220453][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.220453][ T5850] 
[   92.238068][ T5851] 
[   92.238068][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.238068][ T5851] 
[   92.239800][ T5848] 
[   92.239800][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.239800][ T5848] 
[pid  5852] creat("./file1", 000 <unfinished ...>
[pid  5850] <... mount resumed>)        = 0
[pid  5850] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5850] chdir("./file0")            = 0
[pid  5850] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[   92.273263][ T5852] 
[   92.273263][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.273263][ T5852] 
[   92.292813][ T5849] 
[   92.292813][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.292813][ T5849] 
[   92.303204][ T5850] 
[   92.303204][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.303204][ T5850] 
[   92.303223][ T5850] 
[   92.303223][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.303223][ T5850] 
[   92.303238][ T5850] 
[   92.303238][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.303238][ T5850] 
[   92.303255][ T5850] 
[   92.303255][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.303255][ T5850] 
[   92.303270][ T5850] 
[   92.303270][ T5850]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.303270][ T5850] 
[   92.305863][ T5851] 
[   92.305863][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.305863][ T5851] 
[   92.319695][ T5847] 
[pid  5850] creat("./file1", 000)       = 4
[pid  5850] exit_group(0)               = ?
[pid  5850] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5850, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=25 /* 0.25 s */} ---
[pid  5844] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   92.319695][ T5847]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.319695][ T5847] 
[   92.369463][ T5852] 
[   92.369463][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.369463][ T5852] 
[   92.377607][  T110] 
[   92.377607][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.377607][  T110] 
[   92.422891][ T5848] 
[   92.422891][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.422891][ T5848] 
[   92.445279][ T5849] 
[   92.445279][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.445279][ T5849] 
[   92.456056][ T5851] 
[   92.456056][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.456056][ T5851] 
[   92.461064][ T5848] 
[pid  5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5848] <... creat resumed>)        = 4
[pid  5851] <... creat resumed>)        = 4
[   92.461064][ T5848]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.461064][ T5848] 
[   92.477759][   T36] 
[   92.477759][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.477759][   T36] 
[   92.477850][ T5849] 
[   92.477850][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.477850][ T5849] 
[   92.499699][ T5852] 
[   92.499699][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.499699][ T5852] 
[   92.510460][ T5851] 
[   92.510460][ T5851]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.510460][ T5851] 
[pid  5851] exit_group(0 <unfinished ...>
[pid  5848] exit_group(0 <unfinished ...>
[pid  5851] <... exit_group resumed>)   = ?
[pid  5851] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=36 /* 0.36 s */} ---
[   92.522256][   T36] 
[   92.522256][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.522256][   T36] 
[   92.524032][ T5849] 
[   92.524032][ T5849]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.524032][ T5849] 
[   92.534026][  T109] 
[   92.534026][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.534026][  T109] 
[   92.544037][  T110] 
[   92.544037][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.544037][  T110] 
[   92.565088][ T5852] 
[   92.565088][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5845] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5848] <... exit_group resumed>)   = ?
[pid  5847] <... creat resumed>)        = 4
[pid  5845] <... restart_syscall resumed>) = 0
[pid  5845] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5848] +++ exited with 0 +++
[pid  5847] exit_group(0)               = ?
[pid  5845] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=33 /* 0.33 s */} ---
[pid  5852] <... creat resumed>)        = 4
[pid  5849] <... creat resumed>)        = 4
[pid  5847] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=38 /* 0.38 s */} ---
[pid  5849] exit_group(0 <unfinished ...>
[pid  5852] exit_group(0 <unfinished ...>
[pid  5849] <... exit_group resumed>)   = ?
[pid  5841] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   92.565088][ T5852] 
[   92.576411][ T5852] 
[   92.576411][ T5852]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.576411][ T5852] 
[   92.591608][  T110] 
[   92.591608][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.591608][  T110] 
[   92.602087][ T5844] 
[   92.602087][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.602087][ T5844] 
[   92.603108][ T5844] 
[   92.603108][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.603108][ T5844] 
[pid  5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5852] <... exit_group resumed>)   = ?
[pid  5849] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=37 /* 0.37 s */} ---
[pid  5843] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5852] +++ exited with 0 +++
[pid  5843] <... restart_syscall resumed>) = 0
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=32 /* 0.32 s */} ---
[pid  5843] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5846] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5843] <... openat resumed>)       = 3
[pid  5846] <... openat resumed>)       = 3
[pid  5843] newfstatat(3, "",  <unfinished ...>
[pid  5846] newfstatat(3, "",  <unfinished ...>
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5846] getdents64(3,  <unfinished ...>
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[   92.634662][ T1105] 
[   92.634662][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.634662][ T1105] 
[   92.639323][  T109] 
[   92.639323][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.639323][  T109] 
[   92.656946][ T1105] 
[   92.656946][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.656946][ T1105] 
[   92.668925][   T36] 
[   92.668925][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.668925][   T36] 
[   92.679605][   T12] 
[   92.679605][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.679605][   T12] 
[   92.689947][   T36] 
[   92.689947][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.689947][   T36] 
[   92.690569][  T109] 
[   92.690569][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.690569][  T109] 
[   92.702840][ T5845] 
[   92.702840][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.702840][ T5845] 
[   92.712908][  T110] 
[   92.712908][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.712908][  T110] 
[   92.729063][ T5845] 
[pid  5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   92.729063][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.729063][ T5845] 
[   92.731964][ T5841] 
[   92.731964][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.731964][ T5841] 
[   92.753172][   T12] 
[   92.753172][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.753172][   T12] 
[   92.779884][ T5841] 
[   92.779884][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.779884][ T5841] 
[   92.791195][   T12] 
[   92.791195][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.791195][   T12] 
[   92.801701][ T5843] 
[   92.801701][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.801701][ T5843] 
[   92.813648][ T1329] 
[   92.813648][ T1329]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.813648][ T1329] 
[   92.824135][  T110] 
[   92.824135][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.824135][  T110] 
[   92.849567][ T5843] 
[   92.849567][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.849567][ T5843] 
[   92.849605][  T109] 
[   92.849605][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.849605][  T109] 
[   92.860018][ T1329] 
[   92.860018][ T1329]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.860018][ T1329] 
[   92.860347][ T5846] 
[   92.860347][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.860347][ T5846] 
[   92.887531][   T12] 
[   92.887531][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.887531][   T12] 
[   92.902757][  T109] 
[   92.902757][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.902757][  T109] 
[   92.914211][  T109] 
[   92.914211][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.914211][  T109] 
[   92.925213][ T5842] 
[   92.925213][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.925213][ T5842] 
[   92.925723][ T5846] 
[   92.925723][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.925723][ T5846] 
[   92.947232][ T5842] 
[pid  5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5844] close(4)                    = 0
[pid  5844] rmdir("./0/file0")          = 0
[pid  5844] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] unlink("./0/binderfs")      = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5844] rmdir("./0")                = 0
[pid  5844] mkdir("./1", 0777)          = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5844] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5844] close(3)                    = 0
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5859
./strace-static-x86_64: Process 5859 attached
[pid  5859] set_robust_list(0x55556eab6660, 24) = 0
[pid  5859] chdir("./1")                = 0
[pid  5859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5859] setpgid(0, 0)               = 0
[pid  5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5846] <... umount2 resumed>)      = 0
[pid  5859] <... openat resumed>)       = 3
[pid  5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5859] write(3, "1000", 4)         = 4
[pid  5859] close(3)                    = 0
[pid  5859] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5859] <... symlink resumed>)      = 0
[pid  5846] newfstatat(AT_FDCWD, "./0/file0",  <unfinished ...>
[pid  5842] <... umount2 resumed>)      = 0
[pid  5859] write(1, "executing program\n", 18 <unfinished ...>
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./0/file0",  <unfinished ...>
[pid  5846] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
executing program
[pid  5846] <... openat resumed>)       = 4
[pid  5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] newfstatat(4, "",  <unfinished ...>
[pid  5859] <... write resumed>)        = 18
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5859] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[   92.947232][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.947232][ T5842] 
[   92.963644][  T110] 
[   92.963644][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   92.963644][  T110] 
[pid  5842] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5859] <... memfd_create resumed>) = 3
[pid  5846] getdents64(4,  <unfinished ...>
[pid  5842] <... openat resumed>)       = 4
[pid  5859] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5842] newfstatat(4, "",  <unfinished ...>
[pid  5846] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5859] <... mmap resumed>)         = 0x7f19e2800000
[pid  5846] getdents64(4,  <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4 <unfinished ...>
[pid  5842] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] <... close resumed>)        = 0
[pid  5842] getdents64(4,  <unfinished ...>
[pid  5846] rmdir("./0/file0" <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] <... rmdir resumed>)        = 0
[pid  5842] close(4)                    = 0
[pid  5842] rmdir("./0/file0")          = 0
[pid  5846] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./0/binderfs",  <unfinished ...>
[pid  5846] newfstatat(AT_FDCWD, "./0/binderfs",  <unfinished ...>
[pid  5842] <... 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  5842] unlink("./0/binderfs" <unfinished ...>
[pid  5846] unlink("./0/binderfs" <unfinished ...>
[pid  5842] <... unlink resumed>)       = 0
[pid  5846] <... unlink resumed>)       = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5846] getdents64(3,  <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] close(3 <unfinished ...>
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./0" <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5846] <... rmdir resumed>)        = 0
[pid  5842] rmdir("./0" <unfinished ...>
[pid  5846] mkdir("./1", 0777 <unfinished ...>
[pid  5842] <... rmdir resumed>)        = 0
[pid  5846] <... mkdir resumed>)        = 0
[pid  5842] mkdir("./1", 0777 <unfinished ...>
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5842] <... mkdir resumed>)        = 0
[pid  5846] <... openat resumed>)       = 3
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5846] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5842] <... openat resumed>)       = 3
[pid  5846] <... ioctl resumed>)        = 0
[pid  5842] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5846] close(3 <unfinished ...>
[pid  5842] <... ioctl resumed>)        = 0
[pid  5842] close(3 <unfinished ...>
[pid  5845] <... umount2 resumed>)      = 0
[pid  5845] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5845] newfstatat(4, "",  <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5841] newfstatat(AT_FDCWD, "./0/file0",  <unfinished ...>
[pid  5845] close(4 <unfinished ...>
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] <... close resumed>)        = 0
[pid  5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] rmdir("./0/file0" <unfinished ...>
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] <... rmdir resumed>)        = 0
[pid  5845] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5841] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5841] <... openat resumed>)       = 4
[pid  5845] newfstatat(AT_FDCWD, "./0/binderfs",  <unfinished ...>
[pid  5841] newfstatat(4, "",  <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] unlink("./0/binderfs" <unfinished ...>
[pid  5841] getdents64(4,  <unfinished ...>
[pid  5845] <... unlink resumed>)       = 0
[pid  5841] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5841] getdents64(4,  <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(3 <unfinished ...>
[pid  5841] close(4 <unfinished ...>
[pid  5845] <... close resumed>)        = 0
[pid  5841] <... close resumed>)        = 0
[pid  5845] rmdir("./0" <unfinished ...>
[pid  5841] rmdir("./0/file0" <unfinished ...>
[pid  5845] <... rmdir resumed>)        = 0
[pid  5841] <... rmdir resumed>)        = 0
[pid  5845] mkdir("./1", 0777 <unfinished ...>
[pid  5841] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... mkdir resumed>)        = 0
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5841] unlink("./0/binderfs" <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5841] <... unlink resumed>)       = 0
[pid  5845] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5841] getdents64(3,  <unfinished ...>
[pid  5845] <... ioctl resumed>)        = 0
[pid  5841] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5845] close(3 <unfinished ...>
[pid  5841] close(3)                    = 0
[pid  5841] rmdir("./0")                = 0
[pid  5841] mkdir("./1", 0777 <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5841] <... mkdir resumed>)        = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid  5841] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5841] close(3 <unfinished ...>
[pid  5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4)                    = 0
[pid  5843] rmdir("./0/file0")          = 0
[pid  5843] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] unlink("./0/binderfs")      = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./0")                = 0
[pid  5859] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] mkdir("./1", 0777)          = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3
[pid  5843] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5843] close(3 <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5860
./strace-static-x86_64: Process 5860 attached
[pid  5860] set_robust_list(0x55556eab6660, 24) = 0
[pid  5860] chdir("./1")                = 0
[pid  5860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5860] setpgid(0, 0)               = 0
[pid  5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5860] write(3, "1000", 4)         = 4
[pid  5860] close(3)                    = 0
[pid  5860] symlink("/dev/binderfs", "./binderfs"executing program
) = 0
[pid  5860] write(1, "executing program\n", 18) = 18
[pid  5860] memfd_create("syzkaller", 0) = 3
[pid  5860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5842] <... close resumed>)        = 0
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached
, child_tidptr=0x55556eab6650) = 5861
[pid  5861] set_robust_list(0x55556eab6660, 24) = 0
[pid  5861] chdir("./1")                = 0
[pid  5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5861] setpgid(0, 0)               = 0
[pid  5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program
) = 3
[pid  5861] write(3, "1000", 4)         = 4
[pid  5861] close(3)                    = 0
[pid  5861] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5861] write(1, "executing program\n", 18) = 18
[pid  5861] memfd_create("syzkaller", 0) = 3
[pid  5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5841] <... close resumed>)        = 0
[pid  5845] <... close resumed>)        = 0
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5863 attached
./strace-static-x86_64: Process 5862 attached
 <unfinished ...>
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5862
[pid  5863] set_robust_list(0x55556eab6660, 24) = 0
[pid  5863] chdir("./1" <unfinished ...>
[pid  5862] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5863
[pid  5862] <... set_robust_list resumed>) = 0
[pid  5862] chdir("./1")                = 0
[pid  5862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5862] setpgid(0, 0)               = 0
[pid  5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5862] write(3, "1000", 4)         = 4
[pid  5862] close(3)                    = 0
[pid  5863] <... chdir resumed>)        = 0
[pid  5862] symlink("/dev/binderfs", "./binderfs"executing program
 <unfinished ...>
[pid  5863] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5862] <... symlink resumed>)      = 0
[pid  5862] write(1, "executing program\n", 18 <unfinished ...>
[pid  5863] <... prctl resumed>)        = 0
[pid  5862] <... write resumed>)        = 18
[pid  5863] setpgid(0, 0 <unfinished ...>
[pid  5862] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5863] <... setpgid resumed>)      = 0
[pid  5862] <... memfd_create resumed>) = 3
[pid  5862] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5863] write(3, "1000", 4)         = 4
[pid  5863] close(3)                    = 0
[pid  5863] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5863] write(1, "executing program\n", 18executing program
) = 18
[pid  5863] memfd_create("syzkaller", 0) = 3
[pid  5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5863] <... mmap resumed>)         = 0x7f19e2800000
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5864 attached
, child_tidptr=0x55556eab6650) = 5864
[pid  5864] set_robust_list(0x55556eab6660, 24) = 0
[pid  5864] chdir("./1")                = 0
[pid  5864] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program
) = 0
[pid  5864] setpgid(0, 0)               = 0
[pid  5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5864] write(3, "1000", 4)         = 4
[pid  5864] close(3)                    = 0
[pid  5864] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5864] write(1, "executing program\n", 18) = 18
[pid  5864] memfd_create("syzkaller", 0) = 3
[pid  5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5861] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5859] <... write resumed>)        = 16777216
[pid  5860] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5859] munmap(0x7f19e2800000, 138412032) = 0
[pid  5859] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5859] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5862] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5859] <... ioctl resumed>)        = 0
[   93.893756][ T5859] loop3: detected capacity change from 0 to 32768
[pid  5859] close(3)                    = 0
[pid  5859] close(4)                    = 0
[pid  5859] mkdir("./file0", 0777)      = 0
[pid  5859] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[   93.986976][ T5859] 
[   93.986976][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   93.986976][ T5859] 
[pid  5863] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5859] <... mount resumed>)        = 0
[pid  5859] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5864] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5859] chdir("./file0")            = 0
[pid  5859] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[   94.111401][ T5859] 
[   94.111401][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.111401][ T5859] 
[   94.154086][ T5859] 
[   94.154086][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.154086][ T5859] 
[   94.199393][ T5859] 
[   94.199393][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.199393][ T5859] 
[   94.229653][ T5859] 
[   94.229653][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.229653][ T5859] 
[   94.259384][ T5859] 
[   94.259384][ T5859]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.259384][ T5859] 
[pid  5859] creat("./file1", 000)       = 4
[pid  5859] exit_group(0)               = ?
[pid  5859] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=32 /* 0.32 s */} ---
[pid  5844] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5844] newfstatat(3, "",  <unfinished ...>
[pid  5860] <... write resumed>)        = 16777216
[pid  5860] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5861] <... write resumed>)        = 16777216
[   94.300463][  T109] 
[   94.300463][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.300463][  T109] 
[pid  5861] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5860] <... munmap resumed>)       = 0
[pid  5861] <... munmap resumed>)       = 0
[pid  5860] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5861] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5860] <... openat resumed>)       = 4
[pid  5861] <... openat resumed>)       = 4
[   94.355873][   T36] 
[   94.355873][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.355873][   T36] 
[   94.384071][   T36] 
[   94.384071][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.384071][   T36] 
[pid  5860] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5861] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5860] <... ioctl resumed>)        = 0
[pid  5860] close(3)                    = 0
[pid  5860] close(4 <unfinished ...>
[pid  5861] <... ioctl resumed>)        = 0
[pid  5861] close(3)                    = 0
[pid  5861] close(4 <unfinished ...>
[pid  5860] <... close resumed>)        = 0
[pid  5861] <... close resumed>)        = 0
[pid  5860] mkdir("./file0", 0777 <unfinished ...>
[pid  5861] mkdir("./file0", 0777)      = 0
[pid  5860] <... mkdir resumed>)        = 0
[pid  5860] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[   94.400891][ T5861] loop1: detected capacity change from 0 to 32768
[   94.400892][ T5860] loop5: detected capacity change from 0 to 32768
[   94.414246][ T5844] 
[   94.414246][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.414246][ T5844] 
[   94.437148][  T109] 
[   94.437148][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.437148][  T109] 
[pid  5861] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5863] <... write resumed>)        = 16777216
[pid  5860] <... mount resumed>)        = 0
[pid  5860] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5860] chdir("./file0")            = 0
[pid  5860] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5863] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[   94.476430][ T5844] 
[   94.476430][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.476430][ T5844] 
[   94.494647][ T5861] 
[   94.494647][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.494647][ T5861] 
[   94.501747][ T5860] 
[   94.501747][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.501747][ T5860] 
[pid  5860] creat("./file1", 000 <unfinished ...>
[pid  5862] <... write resumed>)        = 16777216
[pid  5862] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5861] <... mount resumed>)        = 0
[pid  5861] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5861] chdir("./file0")            = 0
[pid  5861] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[   94.545094][ T5860] 
[   94.545094][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.545094][ T5860] 
[   94.563054][ T5861] 
[   94.563054][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.563054][ T5861] 
[pid  5861] creat("./file1", 000 <unfinished ...>
[pid  5844] <... umount2 resumed>)      = 0
[pid  5863] <... munmap resumed>)       = 0
[pid  5862] <... munmap resumed>)       = 0
[pid  5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5862] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5862] <... openat resumed>)       = 4
[pid  5844] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5862] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5844] <... openat resumed>)       = 4
[pid  5863] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5863] <... openat resumed>)       = 4
[pid  5844] close(4 <unfinished ...>
[pid  5863] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5844] <... close resumed>)        = 0
[pid  5844] rmdir("./1/file0")          = 0
[pid  5844] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] unlink("./1/binderfs")      = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5844] rmdir("./1")                = 0
[pid  5844] mkdir("./2", 0777)          = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5844] ioctl(3, LOOP_CLR_FD)       = 0
[   94.595932][ T5861] 
[   94.595932][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.595932][ T5861] 
[   94.604179][ T5860] 
[   94.604179][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.604179][ T5860] 
[   94.612752][ T5862] loop0: detected capacity change from 0 to 32768
[   94.637236][ T5863] loop4: detected capacity change from 0 to 32768
[pid  5844] close(3 <unfinished ...>
[pid  5863] <... ioctl resumed>)        = 0
[pid  5863] close(3 <unfinished ...>
[pid  5862] <... ioctl resumed>)        = 0
[pid  5863] <... close resumed>)        = 0
[pid  5862] close(3)                    = 0
[pid  5862] close(4)                    = 0
[pid  5862] mkdir("./file0", 0777)      = 0
[pid  5862] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5863] close(4 <unfinished ...>
[pid  5864] <... write resumed>)        = 16777216
[pid  5863] <... close resumed>)        = 0
[pid  5864] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[   94.651629][ T5860] 
[   94.651629][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.651629][ T5860] 
[   94.652081][ T5861] 
[   94.652081][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.652081][ T5861] 
[   94.689272][ T5862] 
[   94.689272][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.689272][ T5862] 
[pid  5863] mkdir("./file0", 0777 <unfinished ...>
[pid  5862] <... mount resumed>)        = 0
[pid  5863] <... mkdir resumed>)        = 0
[pid  5863] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5862] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5862] chdir("./file0")            = 0
[pid  5862] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5864] <... munmap resumed>)       = 0
[   94.713778][ T5860] 
[   94.713778][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.713778][ T5860] 
[   94.729414][ T5861] 
[   94.729414][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.729414][ T5861] 
[   94.749461][ T5861] 
[   94.749461][ T5861]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.749461][ T5861] 
[pid  5862] creat("./file1", 000 <unfinished ...>
[pid  5861] <... creat resumed>)        = 4
[pid  5864] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5864] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[   94.767295][ T5862] 
[   94.767295][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.767295][ T5862] 
[   94.780688][  T109] 
[   94.780688][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.780688][  T109] 
[   94.782019][ T5864] loop2: detected capacity change from 0 to 32768
[   94.803034][ T5863] 
[   94.803034][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.803034][ T5863] 
[   94.805480][ T5860] 
[pid  5861] exit_group(0)               = ?
[pid  5864] <... ioctl resumed>)        = 0
[pid  5863] <... mount resumed>)        = 0
[pid  5861] +++ exited with 0 +++
[pid  5864] close(3 <unfinished ...>
[pid  5863] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=33 /* 0.33 s */} ---
[pid  5864] <... close resumed>)        = 0
[pid  5864] close(4 <unfinished ...>
[pid  5842] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5864] <... close resumed>)        = 0
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5864] mkdir("./file0", 0777 <unfinished ...>
[pid  5842] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5864] <... mkdir resumed>)        = 0
[pid  5863] <... openat resumed>)       = 3
[pid  5842] <... openat resumed>)       = 3
[pid  5863] chdir("./file0" <unfinished ...>
[pid  5842] newfstatat(3, "",  <unfinished ...>
[pid  5863] <... chdir resumed>)        = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5863] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5863] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[   94.805480][ T5860]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.805480][ T5860] 
[   94.839460][ T5862] 
[   94.839460][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.839460][ T5862] 
[pid  5863] creat("./file1", 000 <unfinished ...>
[pid  5864] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[   94.867196][ T5863] 
[   94.867196][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.867196][ T5863] 
[   94.870730][ T5862] 
[   94.870730][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.870730][ T5862] 
[   94.899765][ T4320] 
[   94.899765][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.899765][ T4320] 
[   94.902915][ T5862] 
[pid  5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5860] <... creat resumed>)        = 4
[pid  5860] exit_group(0)               = ?
[   94.902915][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.902915][ T5862] 
[   94.922264][ T5862] 
[   94.922264][ T5862]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.922264][ T5862] 
[   94.927588][  T109] 
[   94.927588][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.927588][  T109] 
[   94.943658][ T5864] 
[   94.943658][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.943658][ T5864] 
[   94.951193][ T5863] 
[   94.951193][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.951193][ T5863] 
[pid  5860] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=29 /* 0.29 s */} ---
[pid  5846] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5864] <... mount resumed>)        = 0
[pid  5864] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[   94.968518][ T4320] 
[   94.968518][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.968518][ T4320] 
[   94.984715][ T5842] 
[   94.984715][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   94.984715][ T5842] 
[   95.000689][ T5863] 
[   95.000689][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.000689][ T5863] 
[   95.014910][   T12] 
[pid  5864] chdir("./file0")            = 0
[pid  5864] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[   95.014910][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.014910][   T12] 
[   95.040179][ T5864] 
[   95.040179][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.040179][ T5864] 
[   95.046518][ T5863] 
[   95.046518][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.046518][ T5863] 
[   95.053195][   T12] 
[pid  5864] creat("./file1", 000 <unfinished ...>
[pid  5862] <... creat resumed>)        = 4
[pid  5862] exit_group(0)               = ?
[   95.053195][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.053195][   T12] 
[   95.069403][  T109] 
[   95.069403][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.069403][  T109] 
[   95.072525][  T110] 
[   95.072525][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.072525][  T110] 
[   95.099467][ T5864] 
[   95.099467][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.099467][ T5864] 
[pid  5862] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=34 /* 0.34 s */} ---
[pid  5841] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   95.119438][ T5864] 
[   95.119438][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.119438][ T5864] 
[   95.129425][ T5863] 
[   95.129425][ T5863]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.129425][ T5863] 
[   95.132863][ T5842] 
[   95.132863][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.132863][ T5842] 
[   95.159834][ T5846] 
[   95.159834][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5863] <... creat resumed>)        = 4
[pid  5844] <... close resumed>)        = 0
[pid  5863] exit_group(0 <unfinished ...>
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5863] <... exit_group resumed>)   = ?
[pid  5863] +++ exited with 0 +++
[   95.159834][ T5846] 
[   95.171372][   T12] 
[   95.171372][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.171372][   T12] 
[   95.183845][  T110] 
[   95.183845][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.183845][  T110] 
[   95.191168][ T5864] 
[   95.191168][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.191168][ T5864] 
[   95.210844][  T109] 
[   95.210844][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=33 /* 0.33 s */} ---
[pid  5845] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5865 attached
 <unfinished ...>
[pid  5865] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5844] <... clone resumed>, child_tidptr=0x55556eab6650) = 5865
[pid  5845] newfstatat(3, "",  <unfinished ...>
[pid  5865] <... set_robust_list resumed>) = 0
[pid  5865] chdir("./2" <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5865] <... chdir resumed>)        = 0
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5865] setpgid(0, 0)               = 0
[pid  5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5865] <... openat resumed>)       = 3
[pid  5845] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program
 <unfinished ...>
[pid  5865] write(3, "1000", 4)         = 4
[pid  5865] close(3)                    = 0
[pid  5865] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5865] write(1, "executing program\n", 18) = 18
[pid  5865] memfd_create("syzkaller", 0) = 3
[pid  5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[   95.210844][  T109] 
[   95.221749][   T12] 
[   95.221749][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.221749][   T12] 
[   95.237396][ T5846] 
[   95.237396][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.237396][ T5846] 
[   95.238379][ T5864] 
[   95.238379][ T5864]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.238379][ T5864] 
[   95.260500][ T4320] 
[   95.260500][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5864] <... creat resumed>)        = 4
[pid  5864] exit_group(0 <unfinished ...>
[pid  5842] <... umount2 resumed>)      = 0
[pid  5864] <... exit_group resumed>)   = ?
[pid  5846] <... umount2 resumed>)      = 0
[pid  5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5864] +++ exited with 0 +++
[   95.260500][ T4320] 
[   95.274511][  T109] 
[   95.274511][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.274511][  T109] 
[   95.286153][  T110] 
[   95.286153][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.286153][  T110] 
[   95.297770][ T5841] 
[   95.297770][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.297770][ T5841] 
[   95.305381][ T4320] 
[   95.305381][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.305381][ T4320] 
[pid  5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5842] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] close(4)                    = 0
[pid  5842] rmdir("./1/file0")          = 0
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} ---
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5846] newfstatat(AT_FDCWD, "./1/file0",  <unfinished ...>
[pid  5842] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] unlink("./1/binderfs")      = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] close(3)                    = 0
[pid  5842] rmdir("./1")                = 0
[pid  5842] mkdir("./2", 0777)          = 0
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3
[pid  5842] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5842] close(3 <unfinished ...>
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] <... restart_syscall resumed>) = 0
[   95.321833][  T109] 
[   95.321833][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.321833][  T109] 
[   95.334052][ T5845] 
[   95.334052][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.334052][ T5845] 
[   95.350130][ T5841] 
[   95.350130][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.350130][ T5841] 
[   95.365458][ T5845] 
[pid  5846] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5843] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] <... openat resumed>)       = 4
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(4, "",  <unfinished ...>
[pid  5843] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] <... openat resumed>)       = 3
[pid  5846] getdents64(4,  <unfinished ...>
[pid  5843] newfstatat(3, "",  <unfinished ...>
[pid  5846] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4,  <unfinished ...>
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5846] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] close(4 <unfinished ...>
[pid  5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5846] rmdir("./1/file0")          = 0
[pid  5846] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./1/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] close(3)                    = 0
[   95.365458][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.365458][ T5845] 
[pid  5846] rmdir("./1")                = 0
[pid  5846] mkdir("./2", 0777)          = 0
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5846] close(3 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5841] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./1/file0")          = 0
[pid  5841] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] unlink("./1/binderfs")      = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] close(3)                    = 0
[pid  5841] rmdir("./1")                = 0
[pid  5841] mkdir("./2", 0777)          = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid  5841] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5841] close(3)                    = 0
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5866
./strace-static-x86_64: Process 5866 attached
[pid  5866] set_robust_list(0x55556eab6660, 24) = 0
[pid  5866] chdir("./2")                = 0
[pid  5866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5866] setpgid(0, 0)               = 0
[pid  5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5866] write(3, "1000", 4)         = 4
[pid  5866] close(3)                    = 0
[pid  5866] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5866] write(1, "executing program\n", 18executing program
) = 18
[pid  5866] memfd_create("syzkaller", 0) = 3
[pid  5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[   95.403724][ T4320] 
[   95.403724][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.403724][ T4320] 
[pid  5845] <... umount2 resumed>)      = 0
[pid  5845] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[   95.467278][ T4320] 
[   95.467278][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.467278][ T4320] 
[pid  5845] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5845] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[   95.521358][  T110] 
[   95.521358][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.521358][  T110] 
[   95.548158][ T5843] 
[   95.548158][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.548158][ T5843] 
[pid  5845] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(4)                    = 0
[pid  5845] rmdir("./1/file0")          = 0
[pid  5845] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] unlink("./1/binderfs")      = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5845] close(3)                    = 0
[pid  5845] rmdir("./1")                = 0
[pid  5845] mkdir("./2", 0777 <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5845] <... mkdir resumed>)        = 0
[   95.570171][ T5843] 
[   95.570171][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   95.570171][ T5843] 
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3
[pid  5845] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5845] close(3 <unfinished ...>
[pid  5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4)                    = 0
[pid  5843] rmdir("./1/file0")          = 0
[pid  5843] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] unlink("./1/binderfs")      = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./1")                = 0
[pid  5843] mkdir("./2", 0777)          = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3
[pid  5843] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5843] close(3 <unfinished ...>
[pid  5865] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5867
./strace-static-x86_64: Process 5867 attached
[pid  5866] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5867] set_robust_list(0x55556eab6660, 24) = 0
[pid  5867] chdir("./2")                = 0
[pid  5867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5867] setpgid(0, 0)               = 0
[pid  5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5867] write(3, "1000", 4)         = 4
[pid  5867] close(3)                    = 0
[pid  5867] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5867] write(1, "executing program\n", 18executing program
) = 18
[pid  5867] memfd_create("syzkaller", 0) = 3
[pid  5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5846] <... close resumed>)        = 0
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5868 attached
, child_tidptr=0x55556eab6650) = 5868
[pid  5868] set_robust_list(0x55556eab6660, 24) = 0
[pid  5868] chdir("./2")                = 0
[pid  5868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5868] setpgid(0, 0)               = 0
[pid  5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5868] write(3, "1000", 4)         = 4
[pid  5868] close(3)                    = 0
[pid  5868] symlink("/dev/binderfs", "./binderfs"executing program
) = 0
[pid  5868] write(1, "executing program\n", 18) = 18
[pid  5868] memfd_create("syzkaller", 0) = 3
[pid  5868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5845] <... close resumed>)        = 0
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5869
./strace-static-x86_64: Process 5869 attached
[pid  5869] set_robust_list(0x55556eab6660, 24) = 0
[pid  5869] chdir("./2")                = 0
[pid  5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5869] setpgid(0, 0)               = 0
[pid  5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5869] write(3, "1000", 4)         = 4
[pid  5869] close(3)                    = 0
[pid  5869] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5869] write(1, "executing program\n", 18executing program
 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5869] <... write resumed>)        = 18
[pid  5869] memfd_create("syzkaller", 0) = 3
[pid  5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5870
./strace-static-x86_64: Process 5870 attached
[pid  5870] set_robust_list(0x55556eab6660, 24) = 0
[pid  5870] chdir("./2")                = 0
[pid  5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5870] setpgid(0, 0)               = 0
[pid  5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5870] write(3, "1000", 4)         = 4
[pid  5870] close(3)                    = 0
[pid  5870] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5870] write(1, "executing program\n", 18) = 18
[pid  5870] memfd_create("syzkaller", 0) = 3
[pid  5870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5867] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5868] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5865] <... write resumed>)        = 16777216
[pid  5865] munmap(0x7f19e2800000, 138412032) = 0
[pid  5865] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5865] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5865] close(3)                    = 0
[pid  5865] close(4)                    = 0
[pid  5865] mkdir("./file0", 0777)      = 0
[pid  5865] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5869] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5866] <... write resumed>)        = 16777216
[pid  5865] <... mount resumed>)        = 0
[   96.346258][ T5865] loop3: detected capacity change from 0 to 32768
[   96.371541][ T5865] 
[   96.371541][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.371541][ T5865] 
[pid  5865] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5866] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5865] <... openat resumed>)       = 3
[pid  5865] chdir("./file0")            = 0
[pid  5865] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5865] creat("./file1", 000 <unfinished ...>
[   96.444070][ T5865] 
[   96.444070][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.444070][ T5865] 
[   96.464802][ T5865] 
[   96.464802][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.464802][ T5865] 
[   96.490763][ T5865] 
[pid  5870] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5866] <... munmap resumed>)       = 0
[pid  5866] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5866] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5866] close(3)                    = 0
[   96.490763][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.490763][ T5865] 
[   96.511273][ T5866] loop0: detected capacity change from 0 to 32768
[   96.524422][ T5865] 
[   96.524422][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.524422][ T5865] 
[pid  5866] close(4)                    = 0
[pid  5866] mkdir("./file0", 0777)      = 0
[pid  5866] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5865] <... creat resumed>)        = 4
[pid  5865] exit_group(0)               = ?
[pid  5865] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=35 /* 0.35 s */} ---
[pid  5844] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   96.550125][ T5865] 
[   96.550125][ T5865]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.550125][ T5865] 
[   96.577158][ T5866] 
[   96.577158][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.577158][ T5866] 
[pid  5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5866] <... mount resumed>)        = 0
[   96.614290][  T109] 
[   96.614290][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.614290][  T109] 
[   96.645433][   T12] 
[   96.645433][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.645433][   T12] 
[pid  5866] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5866] chdir("./file0")            = 0
[pid  5866] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[   96.679506][   T12] 
[   96.679506][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.679506][   T12] 
[   96.710193][  T109] 
[   96.710193][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.710193][  T109] 
[   96.739426][ T5844] 
[   96.739426][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.739426][ T5844] 
[   96.750506][ T5866] 
[   96.750506][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.750506][ T5866] 
[   96.770345][ T5866] 
[   96.770345][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.770345][ T5866] 
[pid  5866] creat("./file1", 000 <unfinished ...>
[pid  5868] <... write resumed>)        = 16777216
[   96.795373][ T5844] 
[   96.795373][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.795373][ T5844] 
[   96.807096][ T5866] 
[   96.807096][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.807096][ T5866] 
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5868] munmap(0x7f19e2800000, 138412032) = 0
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5868] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5844] newfstatat(AT_FDCWD, "./2/file0",  <unfinished ...>
[pid  5868] <... openat resumed>)       = 4
[pid  5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5868] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5867] <... write resumed>)        = 16777216
[pid  5867] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5844] <... openat resumed>)       = 4
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5868] <... ioctl resumed>)        = 0
[pid  5844] getdents64(4,  <unfinished ...>
[pid  5868] close(3 <unfinished ...>
[pid  5844] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5868] <... close resumed>)        = 0
[pid  5844] getdents64(4,  <unfinished ...>
[pid  5868] close(4 <unfinished ...>
[pid  5844] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5868] <... close resumed>)        = 0
[   96.836149][ T5866] 
[   96.836149][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.836149][ T5866] 
[   96.847819][ T5866] 
[   96.847819][ T5866]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.847819][ T5866] 
[   96.875652][ T5868] loop5: detected capacity change from 0 to 32768
[pid  5844] close(4 <unfinished ...>
[pid  5868] mkdir("./file0", 0777 <unfinished ...>
[pid  5866] <... creat resumed>)        = 4
[pid  5844] <... close resumed>)        = 0
[pid  5844] rmdir("./2/file0")          = 0
[pid  5844] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./2/binderfs",  <unfinished ...>
[pid  5868] <... mkdir resumed>)        = 0
[pid  5866] exit_group(0 <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5868] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5866] <... exit_group resumed>)   = ?
[pid  5844] unlink("./2/binderfs" <unfinished ...>
[pid  5866] +++ exited with 0 +++
[pid  5844] <... unlink resumed>)       = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=25 /* 0.25 s */} ---
[pid  5841] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5841] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5844] close(3 <unfinished ...>
[pid  5867] <... munmap resumed>)       = 0
[pid  5844] <... close resumed>)        = 0
[pid  5867] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[   96.898501][  T109] 
[   96.898501][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.898501][  T109] 
[   96.922164][ T5868] 
[   96.922164][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.922164][ T5868] 
[   96.934490][ T4320] 
[   96.934490][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.934490][ T4320] 
[pid  5844] rmdir("./2" <unfinished ...>
[pid  5868] <... mount resumed>)        = 0
[pid  5867] <... openat resumed>)       = 4
[pid  5844] <... rmdir resumed>)        = 0
[pid  5868] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5867] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5844] mkdir("./3", 0777 <unfinished ...>
[pid  5868] <... openat resumed>)       = 3
[pid  5844] <... mkdir resumed>)        = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5868] chdir("./file0")            = 0
[pid  5844] <... openat resumed>)       = 3
[pid  5868] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5844] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5868] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5844] <... ioctl resumed>)        = 0
[pid  5868] creat("./file1", 000 <unfinished ...>
[   96.948307][ T4320] 
[   96.948307][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.948307][ T4320] 
[   96.961506][  T110] 
[   96.961506][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.961506][  T110] 
[   96.974271][ T5867] loop1: detected capacity change from 0 to 32768
[pid  5844] close(3 <unfinished ...>
[pid  5867] <... ioctl resumed>)        = 0
[pid  5867] close(3)                    = 0
[pid  5867] close(4)                    = 0
[pid  5867] mkdir("./file0", 0777)      = 0
[   96.997941][ T5841] 
[   96.997941][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   96.997941][ T5841] 
[   97.000077][ T5868] 
[   97.000077][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.000077][ T5868] 
[   97.031827][ T5841] 
[   97.031827][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.031827][ T5841] 
[pid  5867] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5869] <... write resumed>)        = 16777216
[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/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[   97.071929][ T5868] 
[   97.071929][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.071929][ T5868] 
[   97.092290][ T5867] 
[   97.092290][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.092290][ T5867] 
[   97.118448][ T5867] 
[pid  5867] creat("./file1", 000 <unfinished ...>
[pid  5869] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5870] <... write resumed>)        = 16777216
[pid  5870] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5869] <... munmap resumed>)       = 0
[   97.118448][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.118448][ T5867] 
[   97.139883][ T5868] 
[   97.139883][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.139883][ T5868] 
[   97.169391][ T5867] 
[pid  5869] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5869] <... openat resumed>)       = 4
[pid  5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5869] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5841] newfstatat(AT_FDCWD, "./2/file0",  <unfinished ...>
[pid  5870] <... munmap resumed>)       = 0
[pid  5870] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5870] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[   97.169391][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.169391][ T5867] 
[   97.180792][ T5868] 
[   97.180792][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.180792][ T5868] 
[   97.202319][ T5870] loop2: detected capacity change from 0 to 32768
[   97.202375][ T5869] loop4: detected capacity change from 0 to 32768
[   97.215637][ T5867] 
[pid  5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[   97.215637][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.215637][ T5867] 
[   97.227784][ T5868] 
[   97.227784][ T5868]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.227784][ T5868] 
[   97.244795][ T5867] 
[   97.244795][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.244795][ T5867] 
[pid  5841] newfstatat(4, "",  <unfinished ...>
[pid  5870] <... ioctl resumed>)        = 0
[pid  5869] <... ioctl resumed>)        = 0
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5870] close(3)                    = 0
[pid  5870] close(4)                    = 0
[pid  5870] mkdir("./file0", 0777)      = 0
[pid  5870] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5868] <... creat resumed>)        = 4
[pid  5868] exit_group(0)               = ?
[pid  5868] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=34 /* 0.34 s */} ---
[pid  5846] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5841] getdents64(4,  <unfinished ...>
[pid  5869] close(3 <unfinished ...>
[pid  5841] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5869] <... close resumed>)        = 0
[pid  5869] close(4 <unfinished ...>
[pid  5841] getdents64(4,  <unfinished ...>
[pid  5869] <... close resumed>)        = 0
[pid  5841] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[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=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5869] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./2/file0" <unfinished ...>
[pid  5869] <... mkdir resumed>)        = 0
[pid  5841] <... rmdir resumed>)        = 0
[pid  5869] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] unlink("./2/binderfs")      = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[   97.271642][  T109] 
[   97.271642][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.271642][  T109] 
[   97.286904][ T5870] 
[   97.286904][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.286904][ T5870] 
[   97.298124][ T5867] 
[   97.298124][ T5867]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.298124][ T5867] 
[   97.311587][ T1105] 
[   97.311587][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.311587][ T1105] 
[pid  5841] close(3)                    = 0
[pid  5870] <... mount resumed>)        = 0
[pid  5870] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5870] chdir("./file0")            = 0
[pid  5870] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5870] creat("./file1", 000 <unfinished ...>
[pid  5867] <... creat resumed>)        = 4
[   97.344015][ T1105] 
[   97.344015][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.344015][ T1105] 
[   97.347840][ T5869] 
[   97.347840][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.347840][ T5869] 
[   97.361783][ T5870] 
[   97.361783][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.361783][ T5870] 
[   97.371496][  T110] 
[   97.371496][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.371496][  T110] 
[   97.389548][ T5846] 
[pid  5841] rmdir("./2" <unfinished ...>
[pid  5867] exit_group(0 <unfinished ...>
[pid  5841] <... rmdir resumed>)        = 0
[pid  5841] mkdir("./3", 0777 <unfinished ...>
[pid  5867] <... exit_group resumed>)   = ?
[pid  5867] +++ exited with 0 +++
[pid  5841] <... mkdir resumed>)        = 0
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=28 /* 0.28 s */} ---
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5842] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5841] <... openat resumed>)       = 3
[pid  5869] <... mount resumed>)        = 0
[pid  5842] <... restart_syscall resumed>) = 0
[pid  5841] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5869] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5841] <... ioctl resumed>)        = 0
[   97.389548][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.389548][ T5846] 
[   97.419926][  T109] 
[   97.419926][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.419926][  T109] 
[   97.431374][ T5870] 
[   97.431374][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.431374][ T5870] 
[pid  5869] <... openat resumed>)       = 3
[pid  5841] close(3 <unfinished ...>
[pid  5844] <... close resumed>)        = 0
[pid  5842] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5869] chdir("./file0" <unfinished ...>
[pid  5842] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5869] <... chdir resumed>)        = 0
[pid  5869] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5842] <... openat resumed>)       = 3
[pid  5844] <... clone resumed>, child_tidptr=0x55556eab6650) = 5871
[pid  5869] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5842] newfstatat(3, "",  <unfinished ...>
[pid  5869] creat("./file1", 000 <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
./strace-static-x86_64: Process 5871 attached
[pid  5871] set_robust_list(0x55556eab6660, 24) = 0
[pid  5871] chdir("./3")                = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5871] setpgid(0, 0)               = 0
[pid  5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5871] write(3, "1000", 4)         = 4
[pid  5871] close(3)                    = 0
[pid  5871] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5871] write(1, "executing program\n", 18executing program
) = 18
[pid  5871] memfd_create("syzkaller", 0) = 3
[pid  5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[   97.446224][ T5846] 
[   97.446224][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.446224][ T5846] 
[   97.468092][ T5869] 
[   97.468092][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.468092][ T5869] 
[   97.490023][ T5870] 
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[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=4096, ...}, 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=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[   97.490023][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.490023][ T5870] 
[   97.509453][ T5869] 
[   97.509453][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.509453][ T5869] 
[   97.520238][ T1105] 
[   97.520238][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.520238][ T1105] 
[pid  5846] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4)                    = 0
[pid  5846] rmdir("./2/file0")          = 0
[pid  5846] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./2/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./2")                = 0
[pid  5846] mkdir("./3", 0777)          = 0
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[   97.551320][ T5870] 
[   97.551320][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.551320][ T5870] 
[   97.562857][ T1105] 
[   97.562857][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.562857][ T1105] 
[   97.572905][ T5869] 
[   97.572905][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.572905][ T5869] 
[   97.621097][ T5869] 
[   97.621097][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.621097][ T5869] 
[   97.630049][ T5870] 
[   97.630049][ T5870]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.630049][ T5870] 
[   97.642788][ T5842] 
[   97.642788][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.642788][ T5842] 
[   97.668319][  T109] 
[pid  5846] close(3 <unfinished ...>
[pid  5870] <... creat resumed>)        = 4
[pid  5870] exit_group(0)               = ?
[pid  5870] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=32 /* 0.32 s */} ---
[   97.668319][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.668319][  T109] 
[   97.679455][ T5869] 
[   97.679455][ T5869]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.679455][ T5869] 
[pid  5843] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5843] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5869] <... creat resumed>)        = 4
[   97.711969][  T110] 
[   97.711969][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.711969][  T110] 
[   97.725981][ T5842] 
[   97.725981][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.725981][ T5842] 
[   97.743406][ T1105] 
[   97.743406][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.743406][ T1105] 
[   97.756314][  T109] 
[pid  5869] exit_group(0)               = ?
[pid  5869] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=36 /* 0.36 s */} ---
[pid  5845] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5845] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5845] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] <... umount2 resumed>)      = 0
[pid  5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[   97.756314][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.756314][  T109] 
[pid  5842] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[   97.790579][   T12] 
[   97.790579][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.790579][   T12] 
[   97.819434][   T12] 
[   97.819434][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.819434][   T12] 
[   97.829937][ T1105] 
[   97.829937][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.829937][ T1105] 
[pid  5842] newfstatat(4, "",  <unfinished ...>
[pid  5841] <... close resumed>)        = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5842] getdents64(4, ./strace-static-x86_64: Process 5872 attached
0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5872] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5842] getdents64(4,  <unfinished ...>
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5872
[pid  5842] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] close(4 <unfinished ...>
[pid  5872] <... set_robust_list resumed>) = 0
[pid  5842] <... close resumed>)        = 0
[   97.850198][ T5845] 
[   97.850198][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.850198][ T5845] 
[   97.860755][ T5843] 
[   97.860755][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.860755][ T5843] 
[   97.875600][  T110] 
[   97.875600][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.875600][  T110] 
[   97.888354][  T109] 
[   97.888354][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.888354][  T109] 
[pid  5842] rmdir("./2/file0")          = 0
[pid  5842] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./2/binderfs",  <unfinished ...>
[pid  5872] chdir("./3" <unfinished ...>
[pid  5871] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5872] <... chdir resumed>)        = 0
[pid  5845] <... umount2 resumed>)      = 0
[pid  5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] unlink("./2/binderfs" <unfinished ...>
[pid  5872] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5845] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5872] <... prctl resumed>)        = 0
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./2/file0",  <unfinished ...>
[pid  5842] <... unlink resumed>)       = 0
[pid  5872] setpgid(0, 0 <unfinished ...>
[pid  5845] newfstatat(AT_FDCWD, "./2/file0",  <unfinished ...>
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5872] <... setpgid resumed>)      = 0
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5845] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[   97.911934][ T5843] 
[   97.911934][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.911934][ T5843] 
[   97.912980][ T5845] 
[   97.912980][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   97.912980][ T5845] 
executing program
[pid  5872] <... openat resumed>)       = 3
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5872] write(3, "1000", 4 <unfinished ...>
[pid  5845] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5872] <... write resumed>)        = 4
[pid  5842] close(3 <unfinished ...>
[pid  5845] <... openat resumed>)       = 4
[pid  5843] <... openat resumed>)       = 4
[pid  5872] close(3 <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5845] newfstatat(4, "",  <unfinished ...>
[pid  5872] <... close resumed>)        = 0
[pid  5842] rmdir("./2" <unfinished ...>
[pid  5872] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4,  <unfinished ...>
[pid  5842] <... rmdir resumed>)        = 0
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5843] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] mkdir("./3", 0777 <unfinished ...>
[pid  5872] <... symlink resumed>)      = 0
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] close(4)                    = 0
[pid  5843] rmdir("./2/file0" <unfinished ...>
[pid  5872] write(1, "executing program\n", 18 <unfinished ...>
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5843] <... rmdir resumed>)        = 0
[pid  5842] <... mkdir resumed>)        = 0
[pid  5872] <... write resumed>)        = 18
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./2/binderfs",  <unfinished ...>
[pid  5872] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5845] close(4 <unfinished ...>
[pid  5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] unlink("./2/binderfs")      = 0
[pid  5845] <... close resumed>)        = 0
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5845] rmdir("./2/file0" <unfinished ...>
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./2" <unfinished ...>
[pid  5845] <... rmdir resumed>)        = 0
[pid  5843] <... rmdir resumed>)        = 0
[pid  5845] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] mkdir("./3", 0777 <unfinished ...>
[pid  5872] <... memfd_create resumed>) = 3
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] <... mkdir resumed>)        = 0
[pid  5845] newfstatat(AT_FDCWD, "./2/binderfs",  <unfinished ...>
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] <... openat resumed>)       = 3
[pid  5845] unlink("./2/binderfs" <unfinished ...>
[pid  5843] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5845] <... unlink resumed>)       = 0
[pid  5843] <... ioctl resumed>)        = 0
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5843] close(3 <unfinished ...>
[pid  5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... openat resumed>)       = 3
[pid  5872] <... mmap resumed>)         = 0x7f19e2800000
[pid  5845] <... close resumed>)        = 0
[pid  5842] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5845] rmdir("./2" <unfinished ...>
[pid  5842] <... ioctl resumed>)        = 0
[pid  5842] close(3 <unfinished ...>
[pid  5845] <... rmdir resumed>)        = 0
[pid  5845] mkdir("./3", 0777)          = 0
[pid  5846] <... close resumed>)        = 0
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5845] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5845] close(3./strace-static-x86_64: Process 5873 attached
 <unfinished ...>
[pid  5873] set_robust_list(0x55556eab6660, 24) = 0
[pid  5873] chdir("./3")                = 0
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5873
[pid  5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5873] setpgid(0, 0)               = 0
[pid  5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5873] write(3, "1000", 4)         = 4
[pid  5873] close(3)                    = 0
[pid  5873] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5873] write(1, "executing program\n", 18) = 18
[pid  5873] memfd_create("syzkaller", 0) = 3
[pid  5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5872] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5842] <... close resumed>)        = 0
[pid  5873] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5845] <... close resumed>)        = 0
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached
 <unfinished ...>
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5875] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5843] <... clone resumed>, child_tidptr=0x55556eab6650) = 5875
[pid  5875] <... set_robust_list resumed>) = 0
./strace-static-x86_64: Process 5874 attached
[pid  5874] set_robust_list(0x55556eab6660, 24) = 0
[pid  5875] chdir("./3" <unfinished ...>
[pid  5874] chdir("./3" <unfinished ...>
[pid  5842] <... clone resumed>, child_tidptr=0x55556eab6650) = 5874
[pid  5874] <... chdir resumed>)        = 0
[pid  5874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5874] setpgid(0, 0)               = 0
[pid  5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5876 attached
) = 3
[pid  5874] write(3, "1000", 4)         = 4
[pid  5874] close(3)                    = 0
[pid  5875] <... chdir resumed>)        = 0
[pid  5874] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5876
[pid  5876] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5875] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5874] <... symlink resumed>)      = 0
[pid  5875] <... prctl resumed>)        = 0
executing program
[pid  5876] <... set_robust_list resumed>) = 0
[pid  5875] setpgid(0, 0 <unfinished ...>
[pid  5874] write(1, "executing program\n", 18 <unfinished ...>
[pid  5875] <... setpgid resumed>)      = 0
[pid  5874] <... write resumed>)        = 18
[pid  5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5874] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5876] chdir("./3" <unfinished ...>
[pid  5875] <... openat resumed>)       = 3
[pid  5874] <... memfd_create resumed>) = 3
[pid  5876] <... chdir resumed>)        = 0
[pid  5875] write(3, "1000", 4 <unfinished ...>
[pid  5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5876] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5875] <... write resumed>)        = 4
[pid  5874] <... mmap resumed>)         = 0x7f19e2800000
[pid  5876] <... prctl resumed>)        = 0
[pid  5875] close(3 <unfinished ...>
[pid  5876] setpgid(0, 0 <unfinished ...>
[pid  5875] <... close resumed>)        = 0
[pid  5871] <... write resumed>)        = 16777216
[pid  5875] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5876] <... setpgid resumed>)      = 0
[pid  5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5875] <... symlink resumed>)      = 0
executing program
[pid  5876] <... openat resumed>)       = 3
[pid  5875] write(1, "executing program\n", 18 <unfinished ...>
[pid  5871] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5875] <... write resumed>)        = 18
[pid  5876] write(3, "1000", 4)         = 4
[pid  5875] memfd_create("syzkaller", 0) = 3
[pid  5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5876] close(3)                    = 0
[pid  5876] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5876] write(1, "executing program\n", 18) = 18
[pid  5876] memfd_create("syzkaller", 0) = 3
[pid  5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5871] <... munmap resumed>)       = 0
[pid  5871] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5871] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5871] close(3)                    = 0
[pid  5871] close(4)                    = 0
[pid  5871] mkdir("./file0", 0777)      = 0
[   98.521969][ T5871] loop3: detected capacity change from 0 to 32768
[pid  5871] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5871] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5871] chdir("./file0")            = 0
[   98.570968][ T5871] 
[   98.570968][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.570968][ T5871] 
[pid  5871] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[   98.615612][ T5871] 
[   98.615612][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.615612][ T5871] 
[   98.661681][ T5871] 
[   98.661681][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.661681][ T5871] 
[pid  5871] creat("./file1", 000 <unfinished ...>
[pid  5876] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[   98.719489][ T5871] 
[   98.719489][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.719489][ T5871] 
[   98.743336][ T5871] 
[   98.743336][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.743336][ T5871] 
[pid  5875] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5871] <... creat resumed>)        = 4
[pid  5874] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5871] exit_group(0)               = ?
[pid  5871] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=31 /* 0.31 s */} ---
[pid  5844] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   98.789429][ T5871] 
[   98.789429][ T5871]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.789429][ T5871] 
[   98.812024][  T109] 
[   98.812024][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.812024][  T109] 
[pid  5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5872] <... write resumed>)        = 16777216
[   98.850210][   T36] 
[   98.850210][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.850210][   T36] 
[   98.880115][   T36] 
[   98.880115][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.880115][   T36] 
[pid  5872] munmap(0x7f19e2800000, 138412032) = 0
[pid  5872] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5872] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5872] close(3)                    = 0
[pid  5872] close(4)                    = 0
[pid  5872] mkdir("./file0", 0777)      = 0
[   98.929716][ T5844] 
[   98.929716][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.929716][ T5844] 
[   98.951299][ T5872] loop0: detected capacity change from 0 to 32768
[   98.958684][  T109] 
[   98.958684][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   98.958684][  T109] 
[pid  5872] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5873] <... write resumed>)        = 16777216
[pid  5873] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5872] <... mount resumed>)        = 0
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5844] close(4)                    = 0
[pid  5844] rmdir("./3/file0")          = 0
[pid  5844] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] unlink("./3/binderfs")      = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5844] rmdir("./3")                = 0
[pid  5844] mkdir("./4", 0777 <unfinished ...>
[pid  5872] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5844] <... mkdir resumed>)        = 0
[pid  5872] <... openat resumed>)       = 3
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5872] chdir("./file0" <unfinished ...>
[pid  5844] <... openat resumed>)       = 3
[pid  5872] <... chdir resumed>)        = 0
[   99.009457][ T5844] 
[   99.009457][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.009457][ T5844] 
[   99.042441][ T5872] 
[   99.042441][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.042441][ T5872] 
[pid  5844] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5872] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5844] <... ioctl resumed>)        = 0
[pid  5872] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5844] close(3)                    = 0
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached
 <unfinished ...>
[pid  5872] creat("./file1", 000 <unfinished ...>
[pid  5877] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5873] <... munmap resumed>)       = 0
[pid  5844] <... clone resumed>, child_tidptr=0x55556eab6650) = 5877
[pid  5877] <... set_robust_list resumed>) = 0
[pid  5877] chdir("./4")                = 0
[pid  5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5877] setpgid(0, 0 <unfinished ...>
[pid  5873] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4
[   99.086787][ T5872] 
[   99.086787][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.086787][ T5872] 
[pid  5873] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5877] <... setpgid resumed>)      = 0
[pid  5873] <... ioctl resumed>)        = 0
[pid  5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5873] close(3)                    = 0
[pid  5873] close(4 <unfinished ...>
[pid  5877] <... openat resumed>)       = 3
[pid  5873] <... close resumed>)        = 0
[pid  5873] mkdir("./file0", 0777)      = 0
[   99.132477][ T5873] loop5: detected capacity change from 0 to 32768
[   99.133189][ T5872] 
[   99.133189][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.133189][ T5872] 
[pid  5873] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5877] write(3, "1000", 4)         = 4
[pid  5877] close(3)                    = 0
[pid  5877] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5873] <... mount resumed>)        = 0
[pid  5877] write(1, "executing program\n", 18 <unfinished ...>
[pid  5873] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5873] chdir("./file0")            = 0
[pid  5873] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[   99.179228][ T5873] 
[   99.179228][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.179228][ T5873] 
[   99.200511][ T5872] 
[   99.200511][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.200511][ T5872] 
[pid  5873] creat("./file1", 000executing program
 <unfinished ...>
[pid  5877] <... write resumed>)        = 18
[pid  5877] memfd_create("syzkaller", 0) = 3
[pid  5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[   99.234107][ T5872] 
[   99.234107][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.234107][ T5872] 
[   99.245015][ T5873] 
[   99.245015][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.245015][ T5873] 
[pid  5872] <... creat resumed>)        = 4
[   99.282136][ T5873] 
[   99.282136][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.282136][ T5873] 
[   99.298660][ T5872] 
[   99.298660][ T5872]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.298660][ T5872] 
[   99.320018][ T5873] 
[   99.320018][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.320018][ T5873] 
[pid  5872] exit_group(0)               = ?
[pid  5872] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=35 /* 0.35 s */} ---
[pid  5841] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5841] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   99.343155][  T110] 
[   99.343155][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.343155][  T110] 
[   99.359393][ T5873] 
[   99.359393][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.359393][ T5873] 
[   99.400125][   T36] 
[   99.400125][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.400125][   T36] 
[   99.411960][ T5873] 
[   99.411960][ T5873]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.411960][ T5873] 
[pid  5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5875] <... write resumed>)        = 16777216
[pid  5874] <... write resumed>)        = 16777216
[pid  5873] <... creat resumed>)        = 4
[pid  5874] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5873] exit_group(0)               = ?
[pid  5875] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5876] <... write resumed>)        = 16777216
[pid  5873] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=29 /* 0.29 s */} ---
[pid  5876] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5875] <... munmap resumed>)       = 0
[pid  5846] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   99.444006][   T36] 
[   99.444006][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.444006][   T36] 
[   99.455637][  T109] 
[   99.455637][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.455637][  T109] 
[   99.457069][ T5841] 
[   99.457069][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.457069][ T5841] 
[pid  5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5875] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5874] <... munmap resumed>)       = 0
[pid  5875] <... openat resumed>)       = 4
[   99.515766][  T110] 
[   99.515766][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.515766][  T110] 
[   99.529584][ T5875] loop2: detected capacity change from 0 to 32768
[   99.539670][   T36] 
[   99.539670][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.539670][   T36] 
[pid  5875] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5876] <... munmap resumed>)       = 0
[pid  5875] close(3)                    = 0
[pid  5875] close(4)                    = 0
[pid  5875] mkdir("./file0", 0777)      = 0
[pid  5874] <... openat resumed>)       = 4
[pid  5875] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[   99.565443][ T5841] 
[   99.565443][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.565443][ T5841] 
[   99.591309][ T5875] 
[   99.591309][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.591309][ T5875] 
[   99.591932][   T36] 
[   99.591932][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.591932][   T36] 
[pid  5876] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[pid  5874] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5876] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5877] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5875] <... mount resumed>)        = 0
[pid  5875] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5875] chdir("./file0")            = 0
[pid  5875] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5874] <... ioctl resumed>)        = 0
[pid  5875] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5875] creat("./file1", 000 <unfinished ...>
[pid  5874] close(3)                    = 0
[pid  5874] close(4 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5874] <... close resumed>)        = 0
[pid  5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5874] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./3/file0",  <unfinished ...>
[pid  5874] <... mkdir resumed>)        = 0
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5874] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5876] <... ioctl resumed>)        = 0
[pid  5876] close(3)                    = 0
[pid  5876] close(4)                    = 0
[pid  5876] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] newfstatat(4, "",  <unfinished ...>
[pid  5876] <... mkdir resumed>)        = 0
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[   99.602959][ T5876] loop4: detected capacity change from 0 to 32768
[   99.614081][ T5874] loop1: detected capacity change from 0 to 32768
[   99.642383][ T5875] 
[   99.642383][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.642383][ T5875] 
[   99.651740][ T5846] 
[   99.651740][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.651740][ T5846] 
[pid  5841] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5876] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./3/file0")          = 0
[pid  5841] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] unlink("./3/binderfs")      = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] close(3)                    = 0
[pid  5841] rmdir("./3")                = 0
[   99.708197][ T5875] 
[   99.708197][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.708197][ T5875] 
[   99.724228][  T109] 
[   99.724228][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.724228][  T109] 
[   99.734549][ T5874] 
[   99.734549][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.734549][ T5874] 
[   99.748304][ T5876] 
[   99.748304][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5841] mkdir("./4", 0777)          = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid  5841] ioctl(3, LOOP_CLR_FD)       = 0
[   99.748304][ T5876] 
[   99.749651][ T5875] 
[   99.749651][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.749651][ T5875] 
[   99.759219][ T5846] 
[   99.759219][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.759219][ T5846] 
[   99.780795][ T5875] 
[   99.780795][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.780795][ T5875] 
[   99.793880][ T5875] 
[   99.793880][ T5875]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.793880][ T5875] 
[pid  5841] close(3 <unfinished ...>
[pid  5874] <... mount resumed>)        = 0
[pid  5876] <... mount resumed>)        = 0
[pid  5876] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5876] chdir("./file0")            = 0
[pid  5876] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5876] creat("./file1", 000 <unfinished ...>
[pid  5874] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5874] chdir("./file0")            = 0
[pid  5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[   99.821137][ T5876] 
[   99.821137][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.821137][ T5876] 
[   99.832792][ T5876] 
[   99.832792][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.832792][ T5876] 
[   99.852408][ T5874] 
[   99.852408][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.852408][ T5874] 
[   99.864887][  T110] 
[pid  5874] creat("./file1", 000 <unfinished ...>
[pid  5875] <... creat resumed>)        = 4
[pid  5875] exit_group(0)               = ?
[pid  5875] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=35 /* 0.35 s */} ---
[pid  5843] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5843] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[   99.864887][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.864887][  T110] 
[   99.882372][ T5876] 
[   99.882372][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.882372][ T5876] 
[   99.895172][ T5874] 
[   99.895172][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.895172][ T5874] 
[   99.909676][ T5876] 
[   99.909676][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.909676][ T5876] 
[pid  5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] <... umount2 resumed>)      = 0
[pid  5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4)                    = 0
[pid  5846] rmdir("./3/file0")          = 0
[pid  5846] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./3/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./3")                = 0
[pid  5846] mkdir("./4", 0777)          = 0
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[   99.926515][ T5874] 
[   99.926515][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.926515][ T5874] 
[   99.979516][   T12] 
[   99.979516][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[   99.979516][   T12] 
[  100.001702][   T12] 
[  100.001702][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.001702][   T12] 
[  100.013659][ T5876] 
[  100.013659][ T5876]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.013659][ T5876] 
[pid  5846] close(3 <unfinished ...>
[pid  5876] <... creat resumed>)        = 4
[  100.030194][ T5874] 
[  100.030194][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.030194][ T5874] 
[  100.060679][ T5843] 
[  100.060679][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.060679][ T5843] 
[  100.072638][  T110] 
[pid  5876] exit_group(0)               = ?
[pid  5876] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=35 /* 0.35 s */} ---
[pid  5845] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5845] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  100.072638][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.072638][  T110] 
[  100.085250][ T5874] 
[  100.085250][ T5874]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.085250][ T5874] 
[  100.107175][  T109] 
[  100.107175][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.107175][  T109] 
[pid  5845] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5874] <... creat resumed>)        = 4
[  100.129912][ T1105] 
[  100.129912][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.129912][ T1105] 
[  100.148127][  T110] 
[  100.148127][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.148127][  T110] 
[  100.161691][ T1105] 
[  100.161691][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.161691][ T1105] 
[  100.170047][ T5843] 
[  100.170047][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5874] exit_group(0)               = ?
[pid  5874] +++ exited with 0 +++
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=31 /* 0.31 s */} ---
[  100.170047][ T5843] 
[  100.189897][  T110] 
[  100.189897][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.189897][  T110] 
[  100.203689][ T5845] 
[  100.203689][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.203689][ T5845] 
[  100.225733][ T5845] 
[pid  5842] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5841] <... close resumed>)        = 0
[pid  5842] <... restart_syscall resumed>) = 0
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5878 attached
 <unfinished ...>
[pid  5842] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5878] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5878
[pid  5878] <... set_robust_list resumed>) = 0
[pid  5878] chdir("./4" <unfinished ...>
[pid  5842] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "",  <unfinished ...>
[pid  5878] <... chdir resumed>)        = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5878] setpgid(0, 0 <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5878] <... setpgid resumed>)      = 0
[pid  5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5845] <... umount2 resumed>)      = 0
[pid  5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5878] <... openat resumed>)       = 3
[pid  5845] newfstatat(AT_FDCWD, "./3/file0",  <unfinished ...>
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[  100.225733][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.225733][ T5845] 
[pid  5878] write(3, "1000", 4 <unfinished ...>
[pid  5843] newfstatat(AT_FDCWD, "./3/file0",  <unfinished ...>
[pid  5878] <... write resumed>)        = 4
[pid  5878] close(3 <unfinished ...>
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5878] <... close resumed>)        = 0
[pid  5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5878] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5878] <... symlink resumed>)      = 0
[pid  5843] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program
) = 4
[pid  5878] write(1, "executing program\n", 18 <unfinished ...>
[pid  5843] newfstatat(4, "",  <unfinished ...>
[pid  5878] <... write resumed>)        = 18
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5878] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5843] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4)                    = 0
[pid  5878] <... memfd_create resumed>) = 3
[pid  5843] rmdir("./3/file0" <unfinished ...>
[pid  5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5843] <... rmdir resumed>)        = 0
[pid  5878] <... mmap resumed>)         = 0x7f19e2800000
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5877] <... write resumed>)        = 16777216
[pid  5843] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] unlink("./3/binderfs")      = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./3" <unfinished ...>
[pid  5845] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... rmdir resumed>)        = 0
[pid  5843] mkdir("./4", 0777)          = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3
[pid  5843] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5843] close(3 <unfinished ...>
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[  100.264715][ T1105] 
[  100.264715][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.264715][ T1105] 
[  100.276442][ T1105] 
[  100.276442][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.276442][ T1105] 
[  100.299747][  T110] 
[  100.299747][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.299747][  T110] 
[pid  5845] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5877] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5845] <... openat resumed>)       = 4
[pid  5845] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(4)                    = 0
[pid  5845] rmdir("./3/file0")          = 0
[pid  5845] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5877] <... munmap resumed>)       = 0
[pid  5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[  100.329260][ T5842] 
[  100.329260][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.329260][ T5842] 
[  100.355227][ T5842] 
[  100.355227][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.355227][ T5842] 
[pid  5877] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5845] newfstatat(AT_FDCWD, "./3/binderfs",  <unfinished ...>
[pid  5842] <... umount2 resumed>)      = 0
[pid  5845] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] unlink("./3/binderfs" <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./3/file0",  <unfinished ...>
[pid  5845] <... unlink resumed>)       = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] <... close resumed>)        = 0
[pid  5842] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5845] rmdir("./3" <unfinished ...>
[pid  5842] <... openat resumed>)       = 4
[pid  5845] <... rmdir resumed>)        = 0
[pid  5842] newfstatat(4, "",  <unfinished ...>
[pid  5845] mkdir("./4", 0777 <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5877] <... ioctl resumed>)        = 0
[pid  5845] <... mkdir resumed>)        = 0
[pid  5842] getdents64(4,  <unfinished ...>
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3
[pid  5842] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5842] getdents64(4,  <unfinished ...>
[  100.384666][ T5877] loop3: detected capacity change from 0 to 32768
[pid  5845] close(3 <unfinished ...>
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5877] close(3 <unfinished ...>
[pid  5842] close(4 <unfinished ...>
[pid  5877] <... close resumed>)        = 0
[pid  5842] <... close resumed>)        = 0
[pid  5877] close(4 <unfinished ...>
[pid  5842] rmdir("./3/file0" <unfinished ...>
[pid  5877] <... close resumed>)        = 0
[pid  5877] mkdir("./file0", 0777 <unfinished ...>
[pid  5842] <... rmdir resumed>)        = 0
./strace-static-x86_64: Process 5879 attached
[pid  5877] <... mkdir resumed>)        = 0
[pid  5842] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5877] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./3/binderfs",  <unfinished ...>
[pid  5879] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5879
[pid  5879] <... set_robust_list resumed>) = 0
[pid  5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] unlink("./3/binderfs" <unfinished ...>
[pid  5879] chdir("./4" <unfinished ...>
[pid  5842] <... unlink resumed>)       = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5879] <... chdir resumed>)        = 0
[pid  5879] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5879] <... prctl resumed>)        = 0
[pid  5842] close(3)                    = 0
[pid  5879] setpgid(0, 0 <unfinished ...>
[pid  5842] rmdir("./3")                = 0
[pid  5842] mkdir("./4", 0777)          = 0
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5879] <... setpgid resumed>)      = 0
[pid  5877] <... mount resumed>)        = 0
[pid  5842] <... openat resumed>)       = 3
[pid  5877] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5877] chdir("./file0")            = 0
[pid  5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[  100.480513][ T5877] 
[  100.480513][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.480513][ T5877] 
[pid  5877] creat("./file1", 000 <unfinished ...>
[pid  5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5842] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5879] <... openat resumed>)       = 3
[pid  5842] close(3 <unfinished ...>
[pid  5879] write(3, "1000", 4)         = 4
[pid  5879] close(3)                    = 0
[  100.533863][ T5877] 
[  100.533863][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.533863][ T5877] 
[pid  5879] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5879] write(1, "executing program\n", 18executing program
) = 18
[pid  5879] memfd_create("syzkaller", 0) = 3
[  100.580272][ T5877] 
[  100.580272][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.580272][ T5877] 
[  100.619757][ T5877] 
[  100.619757][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.619757][ T5877] 
[pid  5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5878] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5877] <... creat resumed>)        = 4
[  100.653620][ T5877] 
[  100.653620][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.653620][ T5877] 
[  100.693418][ T5877] 
[  100.693418][ T5877]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.693418][ T5877] 
[pid  5877] exit_group(0)               = ?
[pid  5877] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} ---
[pid  5844] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5844] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5843] <... close resumed>)        = 0
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[  100.739254][  T110] 
[  100.739254][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.739254][  T110] 
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5880 attached
 <unfinished ...>
[pid  5880] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5843] <... clone resumed>, child_tidptr=0x55556eab6650) = 5880
[pid  5880] <... set_robust_list resumed>) = 0
[pid  5880] chdir("./4")                = 0
[pid  5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5880] setpgid(0, 0)               = 0
[pid  5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5880] write(3, "1000", 4)         = 4
[pid  5880] close(3)                    = 0
[pid  5880] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5880] write(1, "executing program\n", 18) = 18
[pid  5880] memfd_create("syzkaller", 0) = 3
[pid  5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  100.779855][   T12] 
[  100.779855][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.779855][   T12] 
[pid  5845] <... close resumed>)        = 0
[  100.820216][   T12] 
[  100.820216][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.820216][   T12] 
[  100.859791][  T109] 
[  100.859791][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.859791][  T109] 
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached
 <unfinished ...>
[pid  5881] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5881
[pid  5881] <... set_robust_list resumed>) = 0
[pid  5881] chdir("./4")                = 0
[pid  5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5881] setpgid(0, 0)               = 0
[pid  5879] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5881] write(3, "1000", 4 <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5881] <... write resumed>)        = 4
[pid  5881] close(3)                    = 0
[pid  5881] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5881] write(1, "executing program\n", 18executing program
) = 18
[pid  5881] memfd_create("syzkaller", 0) = 3
[pid  5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  100.879463][ T5844] 
[  100.879463][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.879463][ T5844] 
[  100.910405][ T5844] 
[  100.910405][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  100.910405][ T5844] 
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
./strace-static-x86_64: Process 5882 attached
[pid  5844] newfstatat(AT_FDCWD, "./4/file0",  <unfinished ...>
[pid  5882] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] <... clone resumed>, child_tidptr=0x55556eab6650) = 5882
[pid  5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5882] <... set_robust_list resumed>) = 0
[pid  5844] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5882] chdir("./4")                = 0
[pid  5844] <... openat resumed>)       = 4
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5844] close(4)                    = 0
[pid  5844] rmdir("./4/file0")          = 0
[pid  5844] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5882] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5882] <... prctl resumed>)        = 0
[pid  5844] newfstatat(AT_FDCWD, "./4/binderfs",  <unfinished ...>
[pid  5882] setpgid(0, 0 <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5882] <... setpgid resumed>)      = 0
[pid  5844] unlink("./4/binderfs" <unfinished ...>
[pid  5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5844] <... unlink resumed>)       = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5844] rmdir("./4")                = 0
[pid  5844] mkdir("./5", 0777 <unfinished ...>
[pid  5882] <... openat resumed>)       = 3
[pid  5844] <... mkdir resumed>)        = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5882] write(3, "1000", 4)         = 4
[pid  5844] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5844] close(3 <unfinished ...>
[pid  5882] close(3)                    = 0
[pid  5882] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5882] write(1, "executing program\n", 18executing program
) = 18
[pid  5882] memfd_create("syzkaller", 0) = 3
[pid  5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5880] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5881] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5878] <... write resumed>)        = 16777216
[pid  5878] munmap(0x7f19e2800000, 138412032) = 0
[pid  5878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5878] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5844] <... close resumed>)        = 0
[pid  5878] close(3)                    = 0
[pid  5878] close(4 <unfinished ...>
[pid  5882] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5878] <... close resumed>)        = 0
[pid  5878] mkdir("./file0", 0777)      = 0
[pid  5878] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[  101.300363][ T5878] loop0: detected capacity change from 0 to 32768
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached
, child_tidptr=0x55556eab6650) = 5883
[pid  5883] set_robust_list(0x55556eab6660, 24) = 0
[pid  5883] chdir("./5")                = 0
[pid  5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5883] setpgid(0, 0 <unfinished ...>
[pid  5879] <... write resumed>)        = 16777216
[pid  5878] <... mount resumed>)        = 0
[pid  5883] <... setpgid resumed>)      = 0
[pid  5878] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5878] <... openat resumed>)       = 3
[  101.373446][ T5878] 
[  101.373446][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.373446][ T5878] 
[pid  5879] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5878] chdir("./file0" <unfinished ...>
[pid  5883] <... openat resumed>)       = 3
[pid  5883] write(3, "1000", 4 <unfinished ...>
[pid  5878] <... chdir resumed>)        = 0
[pid  5883] <... write resumed>)        = 4
[pid  5878] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5883] close(3)                    = 0
[pid  5878] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
executing program
[pid  5883] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5883] write(1, "executing program\n", 18) = 18
[pid  5878] creat("./file1", 000 <unfinished ...>
[pid  5883] memfd_create("syzkaller", 0) = 3
[pid  5879] <... munmap resumed>)       = 0
[pid  5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5879] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4
[  101.464140][ T5878] 
[  101.464140][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.464140][ T5878] 
[  101.500279][ T5879] loop5: detected capacity change from 0 to 32768
[pid  5879] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5879] close(3)                    = 0
[pid  5879] close(4)                    = 0
[pid  5879] mkdir("./file0", 0777)      = 0
[  101.519262][ T5878] 
[  101.519262][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.519262][ T5878] 
[  101.546285][ T5879] 
[  101.546285][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.546285][ T5879] 
[  101.556882][ T5878] 
[  101.556882][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.556882][ T5878] 
[pid  5879] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5879] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5879] chdir("./file0")            = 0
[pid  5879] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[  101.599455][ T5878] 
[  101.599455][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.599455][ T5878] 
[  101.609002][ T5879] 
[  101.609002][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.609002][ T5879] 
[  101.641804][ T5878] 
[  101.641804][ T5878]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.641804][ T5878] 
[  101.652419][ T5879] 
[  101.652419][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.652419][ T5879] 
[pid  5879] creat("./file1", 000 <unfinished ...>
[pid  5878] <... creat resumed>)        = 4
[pid  5878] exit_group(0)               = ?
[pid  5878] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=31 /* 0.31 s */} ---
[pid  5841] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  101.686850][ T5879] 
[  101.686850][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.686850][ T5879] 
[  101.701427][  T110] 
[  101.701427][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.701427][  T110] 
[  101.723386][   T12] 
[  101.723386][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.723386][   T12] 
[  101.729399][ T5879] 
[pid  5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5880] <... write resumed>)        = 16777216
[  101.729399][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.729399][ T5879] 
[  101.755138][   T12] 
[  101.755138][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.755138][   T12] 
[  101.776235][ T5879] 
[  101.776235][ T5879]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.776235][ T5879] 
[pid  5880] munmap(0x7f19e2800000, 138412032) = 0
[pid  5881] <... write resumed>)        = 16777216
[pid  5880] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5880] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5880] close(3)                    = 0
[pid  5880] close(4)                    = 0
[pid  5881] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5880] mkdir("./file0", 0777)      = 0
[pid  5880] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5879] <... creat resumed>)        = 4
[pid  5879] exit_group(0)               = ?
[  101.789605][ T5841] 
[  101.789605][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.789605][ T5841] 
[  101.804160][ T5880] loop2: detected capacity change from 0 to 32768
[pid  5879] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=31 /* 0.31 s */} ---
[pid  5846] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5846] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[  101.830287][  T109] 
[  101.830287][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.830287][  T109] 
[  101.831103][  T110] 
[  101.831103][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.831103][  T110] 
[pid  5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5883] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5881] <... munmap resumed>)       = 0
[pid  5881] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[  101.871567][ T4320] 
[  101.871567][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.871567][ T4320] 
[  101.892682][ T5881] loop4: detected capacity change from 0 to 32768
[  101.907916][ T5880] 
[  101.907916][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.907916][ T5880] 
[  101.909546][ T4320] 
[pid  5881] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5881] close(3)                    = 0
[pid  5881] close(4)                    = 0
[pid  5881] mkdir("./file0", 0777)      = 0
[pid  5882] <... write resumed>)        = 16777216
[pid  5881] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5882] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5880] <... mount resumed>)        = 0
[pid  5880] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5880] chdir("./file0")            = 0
[pid  5880] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[  101.909546][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.909546][ T4320] 
[  101.942208][ T5841] 
[  101.942208][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.942208][ T5841] 
[pid  5880] creat("./file1", 000 <unfinished ...>
[pid  5882] <... munmap resumed>)       = 0
[pid  5882] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[  101.973369][ T5880] 
[  101.973369][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.973369][ T5880] 
[  101.973886][ T5846] 
[  101.973886][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.973886][ T5846] 
[  101.995166][ T5880] 
[  101.995166][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  101.995166][ T5880] 
[pid  5882] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5881] <... mount resumed>)        = 0
[pid  5881] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5881] chdir("./file0")            = 0
[pid  5881] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[  102.022906][ T5881] 
[  102.022906][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.022906][ T5881] 
[  102.023246][ T5882] loop1: detected capacity change from 0 to 32768
[  102.039874][ T5880] 
[  102.039874][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.039874][ T5880] 
[  102.061497][ T5881] 
[  102.061497][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.061497][ T5881] 
[pid  5881] creat("./file1", 000 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5841] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./4/file0")          = 0
[pid  5841] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] unlink("./4/binderfs")      = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] close(3)                    = 0
[pid  5841] rmdir("./4")                = 0
[pid  5841] mkdir("./5", 0777)          = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid  5841] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5841] close(3 <unfinished ...>
[pid  5882] <... ioctl resumed>)        = 0
[pid  5882] close(3)                    = 0
[  102.077356][  T110] 
[  102.077356][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.077356][  T110] 
[  102.101130][ T5881] 
[  102.101130][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.101130][ T5881] 
[  102.109690][ T5846] 
[  102.109690][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.109690][ T5846] 
[pid  5882] close(4)                    = 0
[pid  5882] mkdir("./file0", 0777)      = 0
[  102.132512][ T5880] 
[  102.132512][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.132512][ T5880] 
[  102.163176][ T5882] 
[  102.163176][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.163176][ T5882] 
[  102.164663][ T5881] 
[  102.164663][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5882] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5846] <... umount2 resumed>)      = 0
[pid  5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4)                    = 0
[pid  5846] rmdir("./4/file0")          = 0
[pid  5846] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./4/binderfs",  <unfinished ...>
[pid  5882] <... mount resumed>)        = 0
[pid  5846] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./4/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5882] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5846] close(3 <unfinished ...>
[pid  5882] <... openat resumed>)       = 3
[pid  5846] <... close resumed>)        = 0
[pid  5846] rmdir("./4")                = 0
[pid  5882] chdir("./file0" <unfinished ...>
[pid  5846] mkdir("./5", 0777 <unfinished ...>
[pid  5882] <... chdir resumed>)        = 0
[pid  5846] <... mkdir resumed>)        = 0
[pid  5882] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5882] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5846] <... openat resumed>)       = 3
[  102.164663][ T5881] 
[  102.200440][ T5880] 
[  102.200440][ T5880]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.200440][ T5880] 
[pid  5882] creat("./file1", 000 <unfinished ...>
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5880] <... creat resumed>)        = 4
[pid  5846] close(3 <unfinished ...>
[pid  5880] exit_group(0)               = ?
[pid  5880] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=33 /* 0.33 s */} ---
[  102.232135][ T5882] 
[  102.232135][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.232135][ T5882] 
[  102.244803][  T110] 
[  102.244803][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.244803][  T110] 
[  102.250149][ T5881] 
[  102.250149][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.250149][ T5881] 
[pid  5843] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  102.309688][ T5882] 
[  102.309688][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.309688][ T5882] 
[  102.321019][ T5881] 
[  102.321019][ T5881]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.321019][ T5881] 
[  102.341299][ T5882] 
[  102.341299][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.341299][ T5882] 
[  102.359485][ T4320] 
[  102.359485][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.359485][ T4320] 
[  102.380753][ T5882] 
[  102.380753][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.380753][ T5882] 
[  102.390880][ T4320] 
[  102.390880][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.390880][ T4320] 
[  102.403067][  T109] 
[pid  5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5881] <... creat resumed>)        = 4
[pid  5881] exit_group(0)               = ?
[pid  5881] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} ---
[pid  5845] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  102.403067][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.403067][  T109] 
[  102.415093][ T5882] 
[  102.415093][ T5882]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.415093][ T5882] 
[  102.434209][ T5843] 
[  102.434209][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.434209][ T5843] 
[  102.445334][ T4320] 
[  102.445334][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.445334][ T4320] 
[pid  5845] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5882] <... creat resumed>)        = 4
[pid  5882] exit_group(0)               = ?
[pid  5882] +++ exited with 0 +++
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=31 /* 0.31 s */} ---
[pid  5842] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  102.462491][  T110] 
[  102.462491][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.462491][  T110] 
[  102.479925][  T109] 
[  102.479925][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.479925][  T109] 
[  102.491767][ T5843] 
[  102.491767][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.491767][ T5843] 
[  102.499710][   T12] 
[  102.499710][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.499710][   T12] 
[  102.509504][ T4320] 
[  102.509504][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.509504][ T4320] 
[  102.534662][   T12] 
[  102.534662][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.534662][   T12] 
[  102.551011][ T5845] 
[  102.551011][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.551011][ T5845] 
[pid  5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5883] <... write resumed>)        = 16777216
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5883] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4,  <unfinished ...>
[pid  5841] <... close resumed>)        = 0
[pid  5843] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5843] getdents64(4, ./strace-static-x86_64: Process 5884 attached
0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4 <unfinished ...>
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5884
[  102.564632][ T5845] 
[  102.564632][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.564632][ T5845] 
[  102.583358][ T5842] 
[  102.583358][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.583358][ T5842] 
[pid  5884] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5843] rmdir("./4/file0" <unfinished ...>
[pid  5884] <... set_robust_list resumed>) = 0
[pid  5884] chdir("./5" <unfinished ...>
[pid  5843] <... rmdir resumed>)        = 0
[pid  5884] <... chdir resumed>)        = 0
[pid  5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5884] setpgid(0, 0)               = 0
[pid  5883] <... munmap resumed>)       = 0
[pid  5843] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5843] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[  102.616078][  T109] 
[  102.616078][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.616078][  T109] 
[  102.636175][  T110] 
[  102.636175][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.636175][  T110] 
[  102.651048][ T5842] 
[  102.651048][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.651048][ T5842] 
[pid  5843] unlink("./4/binderfs" <unfinished ...>
[pid  5884] <... openat resumed>)       = 3
[pid  5843] <... unlink resumed>)       = 0
[pid  5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5883] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5883] <... ioctl resumed>)        = 0
[pid  5883] close(3)                    = 0
[pid  5883] close(4)                    = 0
[pid  5883] mkdir("./file0", 0777)      = 0
[pid  5883] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5884] write(3, "1000", 4 <unfinished ...>
[pid  5843] close(3)                    = 0
[pid  5884] <... write resumed>)        = 4
[pid  5884] close(3 <unfinished ...>
[  102.660770][ T5883] loop3: detected capacity change from 0 to 32768
[pid  5843] rmdir("./4" <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5884] <... close resumed>)        = 0
[pid  5845] <... umount2 resumed>)      = 0
[pid  5843] <... rmdir resumed>)        = 0
[pid  5884] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5843] mkdir("./5", 0777 <unfinished ...>
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached
executing program
 <unfinished ...>
[pid  5884] <... symlink resumed>)      = 0
[pid  5843] <... mkdir resumed>)        = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5884] write(1, "executing program\n", 18 <unfinished ...>
[pid  5885] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5884] <... write resumed>)        = 18
[pid  5843] <... openat resumed>)       = 3
[pid  5885] <... set_robust_list resumed>) = 0
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5885] chdir("./5" <unfinished ...>
[pid  5884] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5845] newfstatat(AT_FDCWD, "./4/file0",  <unfinished ...>
[pid  5843] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5885] <... chdir resumed>)        = 0
[pid  5884] <... memfd_create resumed>) = 3
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5885
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] <... ioctl resumed>)        = 0
[pid  5885] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5845] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] close(3 <unfinished ...>
[pid  5885] <... prctl resumed>)        = 0
[pid  5884] <... mmap resumed>)         = 0x7f19e2800000
[pid  5883] <... mount resumed>)        = 0
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] <... umount2 resumed>)      = 0
[pid  5885] setpgid(0, 0 <unfinished ...>
[pid  5883] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[  102.692490][ T5883] 
[  102.692490][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.692490][ T5883] 
[pid  5845] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5885] <... setpgid resumed>)      = 0
[pid  5883] <... openat resumed>)       = 3
[pid  5845] <... openat resumed>)       = 4
[pid  5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5883] chdir("./file0" <unfinished ...>
[pid  5845] newfstatat(4, "",  <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5883] <... chdir resumed>)        = 0
[pid  5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] newfstatat(AT_FDCWD, "./4/file0",  <unfinished ...>
[pid  5885] <... openat resumed>)       = 3
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5885] write(3, "1000", 4 <unfinished ...>
[pid  5883] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5885] <... write resumed>)        = 4
[pid  5883] creat("./file1", 000 <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5885] close(3)                    = 0
[pid  5885] symlink("/dev/binderfs", "./binderfs"executing program
) = 0
[pid  5885] write(1, "executing program\n", 18) = 18
[pid  5885] memfd_create("syzkaller", 0) = 3
[pid  5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5842] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(4 <unfinished ...>
[pid  5842] <... openat resumed>)       = 4
[pid  5845] <... close resumed>)        = 0
[  102.783334][ T5883] 
[  102.783334][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.783334][ T5883] 
[  102.809571][ T5883] 
[  102.809571][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.809571][ T5883] 
[  102.831197][ T5883] 
[pid  5842] newfstatat(4, "",  <unfinished ...>
[pid  5845] rmdir("./4/file0" <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(4,  <unfinished ...>
[pid  5845] <... rmdir resumed>)        = 0
[pid  5842] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5842] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] close(4)                    = 0
[pid  5842] rmdir("./4/file0" <unfinished ...>
[pid  5845] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(AT_FDCWD, "./4/binderfs",  <unfinished ...>
[pid  5842] <... rmdir resumed>)        = 0
[pid  5845] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] unlink("./4/binderfs" <unfinished ...>
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./4/binderfs",  <unfinished ...>
[pid  5845] <... unlink resumed>)       = 0
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] unlink("./4/binderfs" <unfinished ...>
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... unlink resumed>)       = 0
[pid  5845] <... close resumed>)        = 0
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5845] rmdir("./4" <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5845] <... rmdir resumed>)        = 0
[pid  5842] close(3 <unfinished ...>
[pid  5845] mkdir("./5", 0777 <unfinished ...>
[pid  5842] <... close resumed>)        = 0
[pid  5842] rmdir("./4" <unfinished ...>
[pid  5845] <... mkdir resumed>)        = 0
[pid  5842] <... rmdir resumed>)        = 0
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[  102.831197][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.831197][ T5883] 
[  102.856284][ T5883] 
[  102.856284][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.856284][ T5883] 
[pid  5842] mkdir("./5", 0777 <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5842] <... mkdir resumed>)        = 0
[pid  5845] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5845] <... ioctl resumed>)        = 0
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... openat resumed>)       = 3
[pid  5842] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5842] close(3 <unfinished ...>
[pid  5883] <... creat resumed>)        = 4
[  102.949404][ T5883] 
[  102.949404][ T5883]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  102.949404][ T5883] 
[pid  5883] exit_group(0)               = ?
[pid  5883] +++ exited with 0 +++
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=28 /* 0.28 s */} ---
[pid  5844] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5844] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  103.000376][  T110] 
[  103.000376][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.000376][  T110] 
[  103.059736][ T4320] 
[  103.059736][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.059736][ T4320] 
[  103.092566][ T4320] 
[  103.092566][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.092566][ T4320] 
[pid  5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5885] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[  103.134686][ T5844] 
[  103.134686][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.134686][ T5844] 
[  103.152559][  T109] 
[  103.152559][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.152559][  T109] 
[pid  5884] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5844] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5843] <... clone resumed>, child_tidptr=0x55556eab6650) = 5886
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5844] close(4)                    = 0
[pid  5844] rmdir("./5/file0")          = 0
[pid  5844] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] unlink("./5/binderfs")      = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5844] rmdir("./5"./strace-static-x86_64: Process 5886 attached
)                = 0
[pid  5844] mkdir("./6", 0777)          = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5844] ioctl(3, LOOP_CLR_FD)       = 0
[  103.196564][ T5844] 
[  103.196564][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.196564][ T5844] 
[pid  5844] close(3 <unfinished ...>
[pid  5886] set_robust_list(0x55556eab6660, 24) = 0
[pid  5886] chdir("./5")                = 0
[pid  5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5886] setpgid(0, 0)               = 0
[pid  5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5845] <... close resumed>)        = 0
[pid  5842] <... close resumed>)        = 0
[pid  5886] write(3, "1000", 4 <unfinished ...>
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5886] <... write resumed>)        = 4
[pid  5886] close(3)                    = 0
[pid  5886] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5886] write(1, "executing program\n", 18) = 18
./strace-static-x86_64: Process 5887 attached
[pid  5886] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5886] <... memfd_create resumed>) = 3
./strace-static-x86_64: Process 5888 attached
[pid  5887] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5887
[pid  5888] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5887] <... set_robust_list resumed>) = 0
[pid  5886] <... mmap resumed>)         = 0x7f19e2800000
[pid  5842] <... clone resumed>, child_tidptr=0x55556eab6650) = 5888
[pid  5888] <... set_robust_list resumed>) = 0
[pid  5888] chdir("./5")                = 0
[pid  5887] chdir("./5" <unfinished ...>
[pid  5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5887] <... chdir resumed>)        = 0
[pid  5888] setpgid(0, 0 <unfinished ...>
[pid  5887] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5888] <... setpgid resumed>)      = 0
[pid  5887] <... prctl resumed>)        = 0
[pid  5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5887] setpgid(0, 0)               = 0
[pid  5888] <... openat resumed>)       = 3
[pid  5888] write(3, "1000", 4 <unfinished ...>
[pid  5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5888] <... write resumed>)        = 4
[pid  5888] close(3 <unfinished ...>
[pid  5887] <... openat resumed>)       = 3
[pid  5888] <... close resumed>)        = 0
[pid  5888] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5888] write(1, "executing program\n", 18 <unfinished ...>
[pid  5887] write(3, "1000", 4)         = 4
[pid  5888] <... write resumed>)        = 18
[pid  5887] close(3 <unfinished ...>
[pid  5888] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5887] <... close resumed>)        = 0
[pid  5887] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5888] <... memfd_create resumed>) = 3
[pid  5887] <... symlink resumed>)      = 0
executing program
[pid  5887] write(1, "executing program\n", 18) = 18
[pid  5887] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5887] <... memfd_create resumed>) = 3
[pid  5888] <... mmap resumed>)         = 0x7f19e2800000
[pid  5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5844] <... close resumed>)        = 0
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5889
./strace-static-x86_64: Process 5889 attached
[pid  5889] set_robust_list(0x55556eab6660, 24) = 0
[pid  5889] chdir("./6")                = 0
[pid  5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5889] setpgid(0, 0)               = 0
[pid  5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5889] write(3, "1000", 4)         = 4
[pid  5889] close(3)                    = 0
[pid  5889] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5889] write(1, "executing program\n", 18executing program
) = 18
[pid  5889] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5886] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5885] <... write resumed>)        = 16777216
[pid  5889] <... memfd_create resumed>) = 3
[pid  5885] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5885] <... munmap resumed>)       = 0
[pid  5884] <... write resumed>)        = 16777216
[pid  5885] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5887] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5885] <... openat resumed>)       = 4
[pid  5885] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5884] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5885] <... ioctl resumed>)        = 0
[pid  5885] close(3)                    = 0
[pid  5885] close(4)                    = 0
[pid  5885] mkdir("./file0", 0777)      = 0
[pid  5885] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5884] <... munmap resumed>)       = 0
[pid  5888] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5884] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[  103.689020][ T5885] loop5: detected capacity change from 0 to 32768
[  103.726003][ T5885] 
[  103.726003][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.726003][ T5885] 
[pid  5884] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5885] <... mount resumed>)        = 0
[pid  5885] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[  103.751673][ T5884] loop0: detected capacity change from 0 to 32768
[pid  5884] <... ioctl resumed>)        = 0
[pid  5885] chdir("./file0")            = 0
[pid  5884] close(3)                    = 0
[pid  5884] close(4)                    = 0
[pid  5884] mkdir("./file0", 0777)      = 0
[pid  5884] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5885] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[  103.793660][ T5885] 
[  103.793660][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.793660][ T5885] 
[  103.811185][ T5884] 
[  103.811185][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.811185][ T5884] 
[  103.829577][ T5885] 
[  103.829577][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.829577][ T5885] 
[pid  5885] creat("./file1", 000 <unfinished ...>
[pid  5884] <... mount resumed>)        = 0
[pid  5884] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5884] chdir("./file0")            = 0
[pid  5884] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[  103.862599][ T5885] 
[  103.862599][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.862599][ T5885] 
[  103.892668][ T5884] 
[  103.892668][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.892668][ T5884] 
[  103.901640][ T5885] 
[  103.901640][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.901640][ T5885] 
[  103.940176][ T5885] 
[  103.940176][ T5885]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.940176][ T5885] 
[  103.949807][ T5884] 
[  103.949807][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.949807][ T5884] 
[pid  5884] creat("./file1", 000 <unfinished ...>
[pid  5885] <... creat resumed>)        = 4
[pid  5885] exit_group(0)               = ?
[pid  5885] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} ---
[pid  5846] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[  103.980981][  T110] 
[  103.980981][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.980981][  T110] 
[  103.999448][ T5884] 
[  103.999448][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  103.999448][ T5884] 
[pid  5846] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5889] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5846] <... openat resumed>)       = 3
[pid  5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  104.038594][ T5884] 
[  104.038594][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.038594][ T5884] 
[  104.079991][ T5884] 
[  104.079991][ T5884]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.079991][ T5884] 
[  104.102944][   T12] 
[  104.102944][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.102944][   T12] 
[  104.125255][  T109] 
[pid  5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5884] <... creat resumed>)        = 4
[pid  5884] exit_group(0 <unfinished ...>
[pid  5886] <... write resumed>)        = 16777216
[pid  5884] <... exit_group resumed>)   = ?
[pid  5884] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=29 /* 0.29 s */} ---
[pid  5841] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5886] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5841] <... restart_syscall resumed>) = 0
[pid  5841] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  104.125255][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.125255][  T109] 
[  104.135773][   T12] 
[  104.135773][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.135773][   T12] 
[  104.168564][ T5846] 
[  104.168564][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.168564][ T5846] 
[pid  5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5886] <... munmap resumed>)       = 0
[pid  5887] <... write resumed>)        = 16777216
[pid  5886] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5886] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[  104.201896][  T110] 
[  104.201896][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.201896][  T110] 
[  104.217364][ T4320] 
[  104.217364][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.217364][ T4320] 
[  104.227688][ T5846] 
[  104.227688][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.227688][ T5846] 
[  104.240942][ T5886] loop2: detected capacity change from 0 to 32768
[  104.248404][ T4320] 
[pid  5887] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5886] <... ioctl resumed>)        = 0
[pid  5886] close(3)                    = 0
[pid  5886] close(4 <unfinished ...>
[pid  5846] <... umount2 resumed>)      = 0
[pid  5886] <... close resumed>)        = 0
[pid  5886] mkdir("./file0", 0777)      = 0
[  104.248404][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.248404][ T4320] 
[  104.282281][ T5841] 
[  104.282281][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.282281][ T5841] 
[  104.297691][ T5886] 
[pid  5886] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4)                    = 0
[pid  5846] rmdir("./5/file0" <unfinished ...>
[pid  5887] <... munmap resumed>)       = 0
[pid  5886] <... mount resumed>)        = 0
[pid  5846] <... rmdir resumed>)        = 0
[pid  5886] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5886] chdir("./file0")            = 0
[pid  5846] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5886] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5886] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[  104.297691][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.297691][ T5886] 
[  104.311717][ T5841] 
[  104.311717][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.311717][ T5841] 
[  104.331991][  T109] 
[  104.331991][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.331991][  T109] 
[  104.348611][ T5886] 
[pid  5846] unlink("./5/binderfs" <unfinished ...>
[pid  5886] creat("./file1", 000 <unfinished ...>
[pid  5846] <... unlink resumed>)       = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./5")                = 0
[pid  5887] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[pid  5887] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5846] mkdir("./6", 0777)          = 0
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5846] close(3 <unfinished ...>
[pid  5888] <... write resumed>)        = 16777216
[  104.348611][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.348611][ T5886] 
[  104.350527][ T5887] loop4: detected capacity change from 0 to 32768
[pid  5887] <... ioctl resumed>)        = 0
[pid  5888] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5841] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./5/file0")          = 0
[pid  5841] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] unlink("./5/binderfs" <unfinished ...>
[pid  5887] close(3 <unfinished ...>
[pid  5841] <... unlink resumed>)       = 0
[pid  5887] <... close resumed>)        = 0
[pid  5841] getdents64(3,  <unfinished ...>
[pid  5887] close(4 <unfinished ...>
[pid  5841] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5887] <... close resumed>)        = 0
[pid  5841] close(3 <unfinished ...>
[pid  5887] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] <... close resumed>)        = 0
[pid  5887] <... mkdir resumed>)        = 0
[pid  5841] rmdir("./5" <unfinished ...>
[pid  5887] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] <... rmdir resumed>)        = 0
[  104.397426][ T5886] 
[  104.397426][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.397426][ T5886] 
[  104.428087][ T5886] 
[  104.428087][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.428087][ T5886] 
[pid  5841] mkdir("./6", 0777)          = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid  5841] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5841] close(3 <unfinished ...>
[pid  5888] <... munmap resumed>)       = 0
[pid  5887] <... mount resumed>)        = 0
[  104.447019][ T5887] 
[  104.447019][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.447019][ T5887] 
[pid  5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[pid  5887] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5888] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5887] chdir("./file0")            = 0
[pid  5887] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5888] <... ioctl resumed>)        = 0
[pid  5887] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5887] creat("./file1", 000 <unfinished ...>
[  104.488408][ T5886] 
[  104.488408][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.488408][ T5886] 
[  104.510773][ T5888] loop1: detected capacity change from 0 to 32768
[  104.519703][ T5887] 
[  104.519703][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.519703][ T5887] 
[pid  5888] close(3)                    = 0
[  104.539678][ T5886] 
[  104.539678][ T5886]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.539678][ T5886] 
[  104.562393][ T5887] 
[  104.562393][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.562393][ T5887] 
[  104.563445][  T110] 
[  104.563445][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.563445][  T110] 
[  104.572881][ T5887] 
[pid  5888] close(4)                    = 0
[pid  5886] <... creat resumed>)        = 4
[pid  5888] mkdir("./file0", 0777)      = 0
[pid  5888] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5886] exit_group(0)               = ?
[pid  5886] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=31 /* 0.31 s */} ---
[pid  5843] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5888] <... mount resumed>)        = 0
[  104.572881][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.572881][ T5887] 
[  104.593930][ T5887] 
[  104.593930][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.593930][ T5887] 
[  104.604879][ T5887] 
[  104.604879][ T5887]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.604879][ T5887] 
[  104.628376][ T5888] 
[  104.628376][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.628376][ T5888] 
[pid  5888] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5888] chdir("./file0")            = 0
[pid  5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5888] creat("./file1", 000 <unfinished ...>
[pid  5887] <... creat resumed>)        = 4
[pid  5887] exit_group(0)               = ?
[pid  5887] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=35 /* 0.35 s */} ---
[  104.690295][ T5888] 
[  104.690295][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.690295][ T5888] 
[  104.701932][  T109] 
[  104.701932][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.701932][  T109] 
[  104.716141][ T4320] 
[  104.716141][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.716141][ T4320] 
[  104.747317][ T5888] 
[  104.747317][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.747317][ T5888] 
[  104.757845][ T4320] 
[  104.757845][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.757845][ T4320] 
[pid  5889] <... write resumed>)        = 16777216
[pid  5845] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5889] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5845] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5889] <... munmap resumed>)       = 0
[  104.809407][ T5888] 
[  104.809407][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.809407][ T5888] 
[  104.820773][  T109] 
[  104.820773][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.820773][  T109] 
[  104.858819][ T5888] 
[  104.858819][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.858819][ T5888] 
[  104.859115][ T5843] 
[  104.859115][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.859115][ T5843] 
[  104.889705][ T5888] 
[  104.889705][ T5888]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.889705][ T5888] 
[pid  5889] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5889] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5889] close(3)                    = 0
[pid  5889] close(4)                    = 0
[pid  5889] mkdir("./file0", 0777)      = 0
[  104.903325][ T5889] loop3: detected capacity change from 0 to 32768
[  104.911809][   T12] 
[  104.911809][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.911809][   T12] 
[  104.939762][ T5843] 
[  104.939762][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.939762][ T5843] 
[  104.942276][   T12] 
[  104.942276][   T12]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5889] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5888] <... creat resumed>)        = 4
[pid  5888] exit_group(0)               = ?
[pid  5888] +++ exited with 0 +++
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=32 /* 0.32 s */} ---
[  104.942276][   T12] 
[pid  5842] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5842] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached
 <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5890] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5890
[pid  5890] <... set_robust_list resumed>) = 0
[pid  5890] chdir("./6")                = 0
[pid  5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./5/file0",  <unfinished ...>
[pid  5890] setpgid(0, 0)               = 0
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5843] <... openat resumed>)       = 4
[pid  5890] <... openat resumed>)       = 3
[pid  5890] write(3, "1000", 4 <unfinished ...>
[pid  5843] newfstatat(4, "",  <unfinished ...>
[pid  5890] <... write resumed>)        = 4
[pid  5890] close(3 <unfinished ...>
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5890] <... close resumed>)        = 0
[pid  5843] getdents64(4,  <unfinished ...>
[pid  5890] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5843] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4)                    = 0
[pid  5843] rmdir("./5/file0" <unfinished ...>
[pid  5890] <... symlink resumed>)      = 0
[pid  5843] <... rmdir resumed>)        = 0
[pid  5890] write(1, "executing program\n", 18 <unfinished ...>
[pid  5843] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
executing program
[pid  5890] <... write resumed>)        = 18
[pid  5841] <... close resumed>)        = 0
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5843] unlink("./5/binderfs")      = 0
[pid  5890] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5843] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[  104.980457][  T109] 
[  104.980457][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.980457][  T109] 
[  104.997210][ T5889] 
[  104.997210][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  104.997210][ T5889] 
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./5")                = 0
./strace-static-x86_64: Process 5891 attached
[pid  5890] <... memfd_create resumed>) = 3
[pid  5889] <... mount resumed>)        = 0
[pid  5843] mkdir("./6", 0777)          = 0
[pid  5891] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5889] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5891
[pid  5889] <... openat resumed>)       = 3
[pid  5891] <... set_robust_list resumed>) = 0
[pid  5891] chdir("./6" <unfinished ...>
[pid  5889] chdir("./file0")            = 0
[pid  5889] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5891] <... chdir resumed>)        = 0
[pid  5889] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5891] setpgid(0, 0 <unfinished ...>
[pid  5889] creat("./file1", 000 <unfinished ...>
[pid  5891] <... setpgid resumed>)      = 0
[  105.038837][  T110] 
[  105.038837][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.038837][  T110] 
[  105.051188][ T5845] 
[  105.051188][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.051188][ T5845] 
[  105.056652][ T4320] 
[  105.056652][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.056652][ T4320] 
[  105.062985][ T5845] 
[  105.062985][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.062985][ T5845] 
[  105.077237][ T5889] 
[pid  5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5890] <... mmap resumed>)         = 0x7f19e2800000
[pid  5845] <... umount2 resumed>)      = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3
[pid  5843] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5891] <... openat resumed>)       = 3
[pid  5843] <... ioctl resumed>)        = 0
[pid  5843] close(3 <unfinished ...>
[pid  5891] write(3, "1000", 4)         = 4
[pid  5891] close(3)                    = 0
[pid  5845] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5891] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(AT_FDCWD, "./5/file0", executing program
 <unfinished ...>
[pid  5891] <... symlink resumed>)      = 0
[pid  5891] write(1, "executing program\n", 18) = 18
[pid  5891] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5891] <... memfd_create resumed>) = 3
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  105.077237][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.077237][ T5889] 
[  105.095871][ T4320] 
[  105.095871][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.095871][ T4320] 
[pid  5845] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5845] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(4)                    = 0
[  105.160271][ T5842] 
[  105.160271][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.160271][ T5842] 
[  105.199586][ T5889] 
[  105.199586][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.199586][ T5889] 
[pid  5845] rmdir("./5/file0")          = 0
[pid  5845] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[  105.201006][ T5842] 
[  105.201006][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.201006][ T5842] 
[pid  5845] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5845] unlink("./5/binderfs")      = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... umount2 resumed>)      = 0
[pid  5845] <... close resumed>)        = 0
[pid  5845] rmdir("./5" <unfinished ...>
[pid  5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... rmdir resumed>)        = 0
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] mkdir("./6", 0777 <unfinished ...>
[pid  5842] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[  105.251717][ T5889] 
[  105.251717][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.251717][ T5889] 
[  105.269719][  T110] 
[  105.269719][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.269719][  T110] 
[pid  5845] <... mkdir resumed>)        = 0
[pid  5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5842] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5890] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5842] <... openat resumed>)       = 4
[pid  5845] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5842] newfstatat(4, "",  <unfinished ...>
[pid  5845] close(3 <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[  105.309388][ T5889] 
[  105.309388][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.309388][ T5889] 
[pid  5842] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5842] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] close(4)                    = 0
[pid  5842] rmdir("./5/file0")          = 0
[pid  5842] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] unlink("./5/binderfs")      = 0
[  105.359408][ T5889] 
[  105.359408][ T5889]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.359408][ T5889] 
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5889] <... creat resumed>)        = 4
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] close(3)                    = 0
[pid  5842] rmdir("./5" <unfinished ...>
[pid  5889] exit_group(0 <unfinished ...>
[pid  5842] <... rmdir resumed>)        = 0
[pid  5889] <... exit_group resumed>)   = ?
[pid  5889] +++ exited with 0 +++
[pid  5842] mkdir("./6", 0777 <unfinished ...>
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} ---
[pid  5842] <... mkdir resumed>)        = 0
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3
[  105.412013][  T109] 
[  105.412013][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.412013][  T109] 
[pid  5844] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5842] <... ioctl resumed>)        = 0
[pid  5844] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5842] close(3 <unfinished ...>
[pid  5844] <... openat resumed>)       = 3
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  105.591687][   T36] 
[  105.591687][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.591687][   T36] 
[pid  5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[  105.639676][   T36] 
[  105.639676][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.639676][   T36] 
[pid  5891] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5892 attached
, child_tidptr=0x55556eab6650) = 5892
[pid  5892] set_robust_list(0x55556eab6660, 24) = 0
[pid  5892] chdir("./6")                = 0
[pid  5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5892] setpgid(0, 0)               = 0
[pid  5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5892] write(3, "1000", 4)         = 4
[pid  5892] close(3)                    = 0
[  105.683365][ T5844] 
[  105.683365][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.683365][ T5844] 
[  105.710258][  T109] 
[  105.710258][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.710258][  T109] 
[pid  5892] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5892] write(1, "executing program\n", 18) = 18
[pid  5892] memfd_create("syzkaller", 0) = 3
[pid  5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  105.739460][ T5844] 
[  105.739460][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  105.739460][ T5844] 
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... close resumed>)        = 0
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5844] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5844] getdents64(4, ./strace-static-x86_64: Process 5893 attached
0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5893] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5893
[pid  5844] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5893] <... set_robust_list resumed>) = 0
[pid  5844] close(4)                    = 0
[pid  5893] chdir("./6" <unfinished ...>
[pid  5844] rmdir("./6/file0" <unfinished ...>
[pid  5893] <... chdir resumed>)        = 0
[pid  5844] <... rmdir resumed>)        = 0
[pid  5893] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5844] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5893] <... prctl resumed>)        = 0
[pid  5893] setpgid(0, 0 <unfinished ...>
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./6/binderfs",  <unfinished ...>
[pid  5893] <... setpgid resumed>)      = 0
[pid  5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5844] unlink("./6/binderfs")      = 0
[pid  5844] getdents64(3,  <unfinished ...>
[pid  5893] <... openat resumed>)       = 3
[pid  5844] <... getdents64 resumed>0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3)                    = 0
[pid  5893] write(3, "1000", 4 <unfinished ...>
[pid  5844] rmdir("./6" <unfinished ...>
[pid  5893] <... write resumed>)        = 4
[pid  5893] close(3 <unfinished ...>
[pid  5844] <... rmdir resumed>)        = 0
[pid  5893] <... close resumed>)        = 0
[pid  5844] mkdir("./7", 0777 <unfinished ...>
[pid  5893] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5844] <... mkdir resumed>)        = 0
[pid  5893] <... symlink resumed>)      = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5893] write(1, "executing program\n", 18 <unfinished ...>
[pid  5844] ioctl(3, LOOP_CLR_FDexecuting program
 <unfinished ...>
[pid  5893] <... write resumed>)        = 18
[pid  5844] <... ioctl resumed>)        = 0
[pid  5844] close(3 <unfinished ...>
[pid  5893] memfd_create("syzkaller", 0) = 3
[pid  5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5842] <... close resumed>)        = 0
[pid  5890] <... write resumed>)        = 16777216
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5894
./strace-static-x86_64: Process 5894 attached
[pid  5894] set_robust_list(0x55556eab6660, 24) = 0
[pid  5894] chdir("./6")                = 0
[pid  5894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5894] setpgid(0, 0)               = 0
[pid  5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5894] write(3, "1000", 4)         = 4
[pid  5894] close(3)                    = 0
executing program
[pid  5894] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5894] write(1, "executing program\n", 18) = 18
[pid  5894] memfd_create("syzkaller", 0) = 3
[pid  5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5890] munmap(0x7f19e2800000, 138412032) = 0
[pid  5890] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4
[pid  5890] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5892] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5890] <... ioctl resumed>)        = 0
[pid  5890] close(3)                    = 0
[pid  5890] close(4)                    = 0
[pid  5890] mkdir("./file0", 0777)      = 0
[  106.072590][ T5890] loop5: detected capacity change from 0 to 32768
[pid  5890] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5890] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5890] chdir("./file0")            = 0
[pid  5890] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy)
[  106.121414][ T5890] 
[  106.121414][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.121414][ T5890] 
[pid  5890] creat("./file1", 000 <unfinished ...>
[pid  5891] <... write resumed>)        = 16777216
[  106.181563][ T5890] 
[  106.181563][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.181563][ T5890] 
[  106.214209][ T5890] 
[  106.214209][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.214209][ T5890] 
[pid  5891] munmap(0x7f19e2800000, 138412032) = 0
[pid  5893] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[  106.264016][ T5890] 
[  106.264016][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.264016][ T5890] 
[  106.267748][ T5891] loop0: detected capacity change from 0 to 32768
[pid  5891] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5894] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5891] <... ioctl resumed>)        = 0
[pid  5844] <... close resumed>)        = 0
[pid  5891] close(3)                    = 0
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5891] close(4)                    = 0
[pid  5891] mkdir("./file0", 0777./strace-static-x86_64: Process 5895 attached
)      = 0
[pid  5895] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5891] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5844] <... clone resumed>, child_tidptr=0x55556eab6650) = 5895
[  106.309505][ T5890] 
[  106.309505][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.309505][ T5890] 
[  106.340491][ T5890] 
[  106.340491][ T5890]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.340491][ T5890] 
[  106.341734][ T5891] 
[  106.341734][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5895] <... set_robust_list resumed>) = 0
[pid  5895] chdir("./7" <unfinished ...>
[pid  5890] <... creat resumed>)        = 4
[pid  5895] <... chdir resumed>)        = 0
[pid  5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5895] setpgid(0, 0 <unfinished ...>
[pid  5890] exit_group(0 <unfinished ...>
[pid  5895] <... setpgid resumed>)      = 0
[pid  5890] <... exit_group resumed>)   = ?
[pid  5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5890] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=30 /* 0.30 s */} ---
[pid  5895] <... openat resumed>)       = 3
[pid  5846] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5846] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5895] write(3, "1000", 4)         = 4
[pid  5846] getdents64(3,  <unfinished ...>
[pid  5895] close(3 <unfinished ...>
[pid  5846] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5846] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5895] <... close resumed>)        = 0
[pid  5895] symlink("/dev/binderfs", "./binderfs") = 0
[  106.341734][ T5891] 
[  106.370656][  T110] 
[  106.370656][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.370656][  T110] 
executing program
[pid  5895] write(1, "executing program\n", 18) = 18
[pid  5895] memfd_create("syzkaller", 0) = 3
[pid  5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5891] <... mount resumed>)        = 0
[pid  5891] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5891] chdir("./file0")            = 0
[pid  5891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[  106.404681][   T36] 
[  106.404681][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.404681][   T36] 
[  106.441046][ T5891] 
[  106.441046][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.441046][ T5891] 
[  106.449391][   T36] 
[  106.449391][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.449391][   T36] 
[  106.481100][ T5891] 
[  106.481100][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.481100][ T5891] 
[  106.485221][  T109] 
[  106.485221][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.485221][  T109] 
[  106.529669][ T5891] 
[  106.529669][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.529669][ T5891] 
[  106.541755][ T5846] 
[  106.541755][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.541755][ T5846] 
[  106.563160][ T5846] 
[  106.563160][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.563160][ T5846] 
[  106.569394][ T5891] 
[pid  5891] creat("./file1", 000 <unfinished ...>
[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=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5846] close(4)                    = 0
[pid  5846] rmdir("./6/file0")          = 0
[pid  5846] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./6/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./6")                = 0
[pid  5846] mkdir("./7", 0777)          = 0
[  106.569394][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.569394][ T5891] 
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5846] close(3 <unfinished ...>
[pid  5891] <... creat resumed>)        = 4
[pid  5891] exit_group(0)               = ?
[pid  5891] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=35 /* 0.35 s */} ---
[pid  5841] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5841] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  106.629505][ T5891] 
[  106.629505][ T5891]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.629505][ T5891] 
[  106.664506][  T110] 
[  106.664506][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.664506][  T110] 
[pid  5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5892] <... write resumed>)        = 16777216
[  106.709475][   T36] 
[  106.709475][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.709475][   T36] 
[  106.749392][   T36] 
[  106.749392][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.749392][   T36] 
[pid  5892] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5895] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5892] <... munmap resumed>)       = 0
[pid  5893] <... write resumed>)        = 16777216
[pid  5893] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5892] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5892] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5893] <... munmap resumed>)       = 0
[  106.792672][ T5841] 
[  106.792672][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.792672][ T5841] 
[  106.811156][ T5892] loop2: detected capacity change from 0 to 32768
[pid  5892] <... ioctl resumed>)        = 0
[pid  5892] close(3 <unfinished ...>
[pid  5893] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[pid  5892] <... close resumed>)        = 0
[pid  5893] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5892] close(4)                    = 0
[pid  5892] mkdir("./file0", 0777)      = 0
[  106.836991][  T110] 
[  106.836991][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.836991][  T110] 
[  106.856180][ T5893] loop4: detected capacity change from 0 to 32768
[  106.866535][ T5841] 
[  106.866535][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.866535][ T5841] 
[  106.883117][ T5892] 
[pid  5892] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5893] <... ioctl resumed>)        = 0
[pid  5893] close(3)                    = 0
[pid  5893] close(4)                    = 0
[pid  5893] mkdir("./file0", 0777)      = 0
[pid  5893] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5892] <... mount resumed>)        = 0
[pid  5892] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5892] chdir("./file0")            = 0
[  106.883117][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.883117][ T5892] 
[  106.914324][ T5893] 
[  106.914324][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.914324][ T5893] 
[  106.933051][ T5892] 
[pid  5892] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5892] creat("./file1", 000 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = 0
[pid  5893] <... mount resumed>)        = 0
[pid  5893] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5893] chdir("./file0")            = 0
[pid  5893] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5893] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5894] <... write resumed>)        = 16777216
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[  106.933051][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.933051][ T5892] 
[  106.970255][ T5892] 
[  106.970255][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.970255][ T5892] 
[  106.980940][ T5893] 
[pid  5841] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5894] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5841] <... openat resumed>)       = 4
[pid  5893] creat("./file1", 000 <unfinished ...>
[pid  5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5841] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5841] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5841] close(4)                    = 0
[pid  5841] rmdir("./6/file0")          = 0
[pid  5841] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5894] <... munmap resumed>)       = 0
[pid  5841] newfstatat(AT_FDCWD, "./6/binderfs",  <unfinished ...>
[pid  5894] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5894] <... openat resumed>)       = 4
[  106.980940][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.980940][ T5893] 
[  106.999565][ T5892] 
[  106.999565][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  106.999565][ T5892] 
[  107.015338][ T5893] 
[  107.015338][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.015338][ T5893] 
[  107.032439][ T5892] 
[pid  5841] unlink("./6/binderfs" <unfinished ...>
[pid  5894] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5841] <... unlink resumed>)       = 0
[pid  5841] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5841] close(3 <unfinished ...>
[pid  5894] <... ioctl resumed>)        = 0
[pid  5841] <... close resumed>)        = 0
[pid  5841] rmdir("./6" <unfinished ...>
[pid  5894] close(3 <unfinished ...>
[pid  5841] <... rmdir resumed>)        = 0
[pid  5894] <... close resumed>)        = 0
[pid  5841] mkdir("./7", 0777 <unfinished ...>
[pid  5894] close(4 <unfinished ...>
[pid  5846] <... close resumed>)        = 0
[pid  5841] <... mkdir resumed>)        = 0
[pid  5894] <... close resumed>)        = 0
[pid  5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5894] mkdir("./file0", 0777)      = 0
[pid  5894] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] <... openat resumed>)       = 3
[pid  5841] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5841] <... ioctl resumed>)        = 0
[pid  5841] close(3./strace-static-x86_64: Process 5896 attached
 <unfinished ...>
[pid  5896] set_robust_list(0x55556eab6660, 24) = 0
[pid  5896] chdir("./7")                = 0
[pid  5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5896] setpgid(0, 0 <unfinished ...>
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5896
[pid  5896] <... setpgid resumed>)      = 0
[  107.032439][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.032439][ T5892] 
[  107.043932][ T5894] loop1: detected capacity change from 0 to 32768
[  107.049426][ T5893] 
[  107.049426][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.049426][ T5893] 
[  107.069289][ T5892] 
[  107.069289][ T5892]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.069289][ T5892] 
[pid  5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5896] write(3, "1000", 4)         = 4
[pid  5896] close(3)                    = 0
executing program
[pid  5896] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5896] write(1, "executing program\n", 18) = 18
[pid  5896] memfd_create("syzkaller", 0) = 3
[pid  5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5892] <... creat resumed>)        = 4
[  107.113868][ T5894] 
[  107.113868][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.113868][ T5894] 
[  107.130643][ T5893] 
[  107.130643][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.130643][ T5893] 
[pid  5892] exit_group(0)               = ?
[pid  5892] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} ---
[pid  5894] <... mount resumed>)        = 0
[  107.167598][  T109] 
[  107.167598][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.167598][  T109] 
[pid  5894] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5894] chdir("./file0")            = 0
[pid  5894] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5843] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5894] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5894] creat("./file1", 000 <unfinished ...>
[pid  5843] <... openat resumed>)       = 3
[pid  5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[  107.209681][ T5893] 
[  107.209681][ T5893]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.209681][ T5893] 
[  107.224103][ T5894] 
[  107.224103][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.224103][ T5894] 
[  107.249818][  T110] 
[  107.249818][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5893] <... creat resumed>)        = 4
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5893] exit_group(0)               = ?
[pid  5893] +++ exited with 0 +++
[pid  5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=38 /* 0.38 s */} ---
[pid  5845] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5845] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  107.249818][  T110] 
[  107.272420][ T5894] 
[  107.272420][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.272420][ T5894] 
[  107.284449][   T36] 
[  107.284449][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.284449][   T36] 
[  107.307949][   T36] 
[  107.307949][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.307949][   T36] 
[  107.316345][ T5894] 
[  107.316345][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.316345][ T5894] 
[  107.329248][ T4320] 
[  107.329248][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.329248][ T4320] 
[  107.349481][ T4320] 
[  107.349481][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.349481][ T4320] 
[  107.361622][ T5843] 
[  107.361622][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.361622][ T5843] 
[  107.379481][ T5894] 
[  107.379481][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.379481][ T5894] 
[  107.399909][  T109] 
[  107.399909][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.399909][  T109] 
[pid  5845] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5895] <... write resumed>)        = 16777216
[pid  5895] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5894] <... creat resumed>)        = 4
[  107.407943][ T5845] 
[  107.407943][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.407943][ T5845] 
[  107.429765][ T5894] 
[  107.429765][ T5894]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.429765][ T5894] 
[  107.430211][ T5843] 
[  107.430211][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.430211][ T5843] 
[  107.452352][  T109] 
[  107.452352][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[pid  5894] exit_group(0)               = ?
[pid  5895] <... munmap resumed>)       = 0
[pid  5894] +++ exited with 0 +++
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=30 /* 0.30 s */} ---
[pid  5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5895] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5842] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[  107.452352][  T109] 
[  107.452661][  T110] 
[  107.452661][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.452661][  T110] 
[  107.481995][ T5895] loop3: detected capacity change from 0 to 32768
[  107.491192][ T5845] 
[  107.491192][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.491192][ T5845] 
[pid  5842] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "",  <unfinished ...>
[pid  5895] <... ioctl resumed>)        = 0
[pid  5896] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5895] close(3 <unfinished ...>
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5895] <... close resumed>)        = 0
[pid  5895] close(4 <unfinished ...>
[pid  5842] getdents64(3,  <unfinished ...>
[pid  5895] <... close resumed>)        = 0
[pid  5895] mkdir("./file0", 0777 <unfinished ...>
[pid  5842] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5895] <... mkdir resumed>)        = 0
[pid  5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5895] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5843] <... umount2 resumed>)      = 0
[pid  5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5843] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5843] close(4)                    = 0
[pid  5843] rmdir("./6/file0")          = 0
[pid  5843] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5843] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5843] unlink("./6/binderfs")      = 0
[pid  5843] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5843] close(3)                    = 0
[pid  5843] rmdir("./6")                = 0
[pid  5843] mkdir("./7", 0777)          = 0
[pid  5845] <... umount2 resumed>)      = 0
[pid  5843] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5841] <... close resumed>)        = 0
[pid  5843] <... openat resumed>)       = 3
[pid  5843] ioctl(3, LOOP_CLR_FD)       = 0
[  107.513408][ T5895] 
[  107.513408][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.513408][ T5895] 
[  107.524475][ T1105] 
[  107.524475][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.524475][ T1105] 
[pid  5843] close(3 <unfinished ...>
[pid  5895] <... mount resumed>)        = 0
[pid  5845] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5895] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5845] newfstatat(AT_FDCWD, "./6/file0",  <unfinished ...>
[pid  5895] <... openat resumed>)       = 3
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5841] <... clone resumed>, child_tidptr=0x55556eab6650) = 5897
[pid  5895] chdir("./file0")            = 0
[pid  5845] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5897 attached
 <unfinished ...>
[pid  5897] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5845] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5845] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5897] <... set_robust_list resumed>) = 0
[pid  5897] chdir("./7" <unfinished ...>
[pid  5895] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5845] <... openat resumed>)       = 4
[pid  5897] <... chdir resumed>)        = 0
[pid  5895] creat("./file1", 000 <unfinished ...>
[pid  5845] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[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  5897] close(3)                    = 0
[pid  5897] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5845] getdents64(4, executing program
 <unfinished ...>
[pid  5897] write(1, "executing program\n", 18) = 18
[  107.583723][ T1105] 
[  107.583723][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.583723][ T1105] 
[  107.605128][ T5895] 
[  107.605128][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.605128][ T5895] 
[  107.629840][ T5842] 
[pid  5897] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5845] getdents64(4,  <unfinished ...>
[pid  5897] <... memfd_create resumed>) = 3
[pid  5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5845] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5845] close(4)                    = 0
[pid  5845] rmdir("./6/file0")          = 0
[pid  5845] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[  107.629840][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.629840][ T5842] 
[  107.641917][ T5895] 
[  107.641917][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.641917][ T5895] 
[  107.660215][  T109] 
[  107.660215][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.660215][  T109] 
[  107.678397][ T5895] 
[pid  5845] unlink("./6/binderfs")      = 0
[pid  5845] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5845] close(3)                    = 0
[pid  5845] rmdir("./6")                = 0
[pid  5845] mkdir("./7", 0777)          = 0
[pid  5845] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3
[  107.678397][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.678397][ T5895] 
[  107.699838][ T5842] 
[  107.699838][ T5842]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.699838][ T5842] 
[  107.714369][ T5895] 
[  107.714369][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.714369][ T5895] 
[pid  5845] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5845] close(3 <unfinished ...>
[pid  5895] <... creat resumed>)        = 4
[pid  5895] exit_group(0)               = ?
[pid  5895] +++ exited with 0 +++
[pid  5842] <... umount2 resumed>)      = 0
[pid  5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=31 /* 0.31 s */} ---
[pid  5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./6/file0",  <unfinished ...>
[pid  5844] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5844] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5842] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5842] <... openat resumed>)       = 4
[  107.772351][ T5895] 
[  107.772351][ T5895]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.772351][ T5895] 
[  107.810218][  T110] 
[  107.810218][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.810218][  T110] 
[pid  5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5842] getdents64(4, 0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5842] close(4)                    = 0
[pid  5842] rmdir("./6/file0")          = 0
[pid  5842] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5842] unlink("./6/binderfs")      = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5842] close(3)                    = 0
[pid  5842] rmdir("./6")                = 0
[  107.837576][ T1105] 
[  107.837576][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.837576][ T1105] 
[pid  5842] mkdir("./7", 0777)          = 0
[pid  5842] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3
[pid  5842] ioctl(3, LOOP_CLR_FD)       = 0
[  107.881178][ T1105] 
[  107.881178][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.881178][ T1105] 
[  107.929834][ T5844] 
[  107.929834][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.929834][ T5844] 
[  107.951696][  T109] 
[  107.951696][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.951696][  T109] 
[pid  5842] close(3 <unfinished ...>
[  107.990037][ T5844] 
[  107.990037][ T5844]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  107.990037][ T5844] 
[pid  5897] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5843] <... close resumed>)        = 0
[pid  5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5898
./strace-static-x86_64: Process 5898 attached
[pid  5844] <... umount2 resumed>)      = 0
[pid  5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5898] set_robust_list(0x55556eab6660, 24) = 0
[pid  5898] chdir("./7")                = 0
[pid  5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5898] setpgid(0, 0)               = 0
[pid  5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5898] write(3, "1000", 4)         = 4
[pid  5898] close(3)                    = 0
[pid  5898] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5898] write(1, "executing program\n", 18 <unfinished ...>
executing program
[pid  5845] <... close resumed>)        = 0
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5898] <... write resumed>)        = 18
[pid  5844] newfstatat(AT_FDCWD, "./7/file0",  <unfinished ...>
[pid  5898] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5898] <... memfd_create resumed>) = 3
[pid  5845] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
./strace-static-x86_64: Process 5899 attached
[pid  5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5845] <... clone resumed>, child_tidptr=0x55556eab6650) = 5899
[pid  5844] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5899] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5844] <... openat resumed>)       = 4
[pid  5899] <... set_robust_list resumed>) = 0
[pid  5844] newfstatat(4, "",  <unfinished ...>
[pid  5899] chdir("./7" <unfinished ...>
[pid  5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5899] <... chdir resumed>)        = 0
[pid  5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5899] setpgid(0, 0)               = 0
[pid  5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5896] <... write resumed>)        = 16777216
[pid  5844] getdents64(4,  <unfinished ...>
[pid  5899] write(3, "1000", 4 <unfinished ...>
[pid  5844] <... getdents64 resumed>0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5899] <... write resumed>)        = 4
[pid  5844] getdents64(4,  <unfinished ...>
[pid  5899] close(3 <unfinished ...>
[pid  5844] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[pid  5899] <... close resumed>)        = 0
[pid  5899] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5844] close(4 <unfinished ...>
[pid  5899] <... symlink resumed>)      = 0
[pid  5844] <... close resumed>)        = 0
executing program
[pid  5899] write(1, "executing program\n", 18 <unfinished ...>
[pid  5896] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5844] rmdir("./7/file0" <unfinished ...>
[pid  5899] <... write resumed>)        = 18
[pid  5899] memfd_create("syzkaller", 0) = 3
[pid  5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5844] <... rmdir resumed>)        = 0
[pid  5844] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5899] <... mmap resumed>)         = 0x7f19e2800000
[pid  5844] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5844] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5844] unlink("./7/binderfs" <unfinished ...>
[pid  5896] <... munmap resumed>)       = 0
[pid  5844] <... unlink resumed>)       = 0
[pid  5844] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[pid  5844] close(3 <unfinished ...>
[pid  5896] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5844] <... close resumed>)        = 0
[pid  5896] <... openat resumed>)       = 4
[pid  5844] rmdir("./7" <unfinished ...>
[pid  5896] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5844] <... rmdir resumed>)        = 0
[pid  5844] mkdir("./8", 0777)          = 0
[pid  5844] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5844] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5896] <... ioctl resumed>)        = 0
[pid  5844] close(3 <unfinished ...>
[pid  5896] close(3)                    = 0
[pid  5896] close(4)                    = 0
[pid  5896] mkdir("./file0", 0777)      = 0
[  108.161433][ T5896] loop5: detected capacity change from 0 to 32768
[  108.242599][ T5896] 
[  108.242599][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.242599][ T5896] 
[pid  5896] mount("/dev/loop5", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5842] <... close resumed>)        = 0
[pid  5896] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5896] chdir("./file0")            = 0
[pid  5896] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5896] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5896] creat("./file1", 000 <unfinished ...>
[pid  5842] <... clone resumed>, child_tidptr=0x55556eab6650) = 5900
./strace-static-x86_64: Process 5900 attached
[pid  5900] set_robust_list(0x55556eab6660, 24) = 0
[pid  5900] chdir("./7")                = 0
[pid  5900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5900] setpgid(0, 0)               = 0
[pid  5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5900] write(3, "1000", 4)         = 4
[pid  5900] close(3)                    = 0
[pid  5900] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5900] write(1, "executing program\n", 18executing program
) = 18
[pid  5900] memfd_create("syzkaller", 0) = 3
[pid  5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  108.323024][ T5896] 
[  108.323024][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.323024][ T5896] 
[  108.369424][ T5896] 
[  108.369424][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.369424][ T5896] 
[  108.392430][ T5896] 
[  108.392430][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.392430][ T5896] 
[pid  5898] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[  108.424899][ T5896] 
[  108.424899][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.424899][ T5896] 
[  108.459451][ T5896] 
[  108.459451][ T5896]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.459451][ T5896] 
[pid  5899] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5896] <... creat resumed>)        = 4
[pid  5896] exit_group(0)               = ?
[pid  5896] +++ exited with 0 +++
[pid  5846] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=27 /* 0.27 s */} ---
[pid  5846] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5846] newfstatat(3, "",  <unfinished ...>
[pid  5844] <... close resumed>)        = 0
[pid  5846] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  108.495490][  T110] 
[  108.495490][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.495490][  T110] 
[pid  5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556eab6650) = 5901
./strace-static-x86_64: Process 5901 attached
[pid  5901] set_robust_list(0x55556eab6660, 24) = 0
[pid  5901] chdir("./8")                = 0
[pid  5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5901] setpgid(0, 0)               = 0
[pid  5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5901] write(3, "1000", 4)         = 4
[pid  5901] close(3)                    = 0
[pid  5897] <... write resumed>)        = 16777216
[pid  5901] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5901] write(1, "executing program\n", 18) = 18
[pid  5901] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5897] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5901] <... memfd_create resumed>) = 3
[pid  5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[  108.552605][ T4320] 
[  108.552605][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.552605][ T4320] 
[  108.588535][ T4320] 
[  108.588535][ T4320]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.588535][ T4320] 
[pid  5900] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5897] <... munmap resumed>)       = 0
[pid  5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[  108.620213][  T110] 
[  108.620213][  T110]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.620213][  T110] 
[  108.649411][ T5846] 
[  108.649411][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.649411][ T5846] 
[pid  5897] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5897] close(3)                    = 0
[pid  5897] close(4)                    = 0
[pid  5897] mkdir("./file0", 0777)      = 0
[  108.671599][ T5897] loop0: detected capacity change from 0 to 32768
[  108.690032][ T5846] 
[  108.690032][ T5846]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.690032][ T5846] 
[pid  5897] mount("/dev/loop0", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5846] <... umount2 resumed>)      = 0
[pid  5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5846] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid  5846] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5846] getdents64(4, 0x55556eabf730 /* 2 entries */, 32768) = 48
[pid  5846] getdents64(4,  <unfinished ...>
[pid  5897] <... mount resumed>)        = 0
[pid  5846] <... getdents64 resumed>0x55556eabf730 /* 0 entries */, 32768) = 0
[  108.771647][ T5897] 
[  108.771647][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.771647][ T5897] 
[pid  5897] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5846] close(4 <unfinished ...>
[pid  5897] <... openat resumed>)       = 3
[pid  5846] <... close resumed>)        = 0
[pid  5897] chdir("./file0")            = 0
[pid  5846] rmdir("./7/file0" <unfinished ...>
[pid  5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5846] <... rmdir resumed>)        = 0
[pid  5846] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5897] <... openat resumed>)       = -1 EBUSY (Device or resource busy)
[pid  5897] creat("./file1", 000 <unfinished ...>
[pid  5901] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5846] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5846] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5846] unlink("./7/binderfs")      = 0
[pid  5846] getdents64(3, 0x55556eab76f0 /* 0 entries */, 32768) = 0
[  108.855063][ T5897] 
[  108.855063][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.855063][ T5897] 
[pid  5846] close(3)                    = 0
[pid  5846] rmdir("./7")                = 0
[pid  5846] mkdir("./8", 0777)          = 0
[  108.896422][ T5897] 
[  108.896422][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.896422][ T5897] 
[  108.929716][ T5897] 
[  108.929716][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.929716][ T5897] 
[pid  5846] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3
[pid  5898] <... write resumed>)        = 16777216
[pid  5899] <... write resumed>)        = 16777216
[pid  5846] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5846] close(3 <unfinished ...>
[pid  5898] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[  108.952301][ T5897] 
[  108.952301][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  108.952301][ T5897] 
[pid  5899] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5898] <... munmap resumed>)       = 0
[pid  5899] <... munmap resumed>)       = 0
[pid  5898] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5897] <... creat resumed>)        = 4
[pid  5898] <... openat resumed>)       = 4
[pid  5898] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5897] exit_group(0)               = ?
[pid  5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[  109.009725][ T5897] 
[  109.009725][ T5897]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.009725][ T5897] 
[  109.034291][  T109] 
[  109.034291][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.034291][  T109] 
[  109.046603][ T5898] loop2: detected capacity change from 0 to 32768
[pid  5899] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5898] <... ioctl resumed>)        = 0
[pid  5897] +++ exited with 0 +++
[pid  5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=31 /* 0.31 s */} ---
[pid  5898] close(3 <unfinished ...>
[pid  5899] close(3 <unfinished ...>
[pid  5898] <... close resumed>)        = 0
[pid  5899] <... close resumed>)        = 0
[pid  5841] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5898] close(4 <unfinished ...>
[pid  5841] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5899] close(4 <unfinished ...>
[pid  5841] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5898] <... close resumed>)        = 0
[pid  5899] <... close resumed>)        = 0
[pid  5841] <... openat resumed>)       = 3
[pid  5899] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] newfstatat(3, "",  <unfinished ...>
[pid  5898] mkdir("./file0", 0777 <unfinished ...>
[pid  5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5898] <... mkdir resumed>)        = 0
[pid  5841] getdents64(3,  <unfinished ...>
[pid  5899] <... mkdir resumed>)        = 0
[pid  5841] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5899] mount("/dev/loop4", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," <unfinished ...>
[pid  5841] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[  109.054689][ T5899] loop4: detected capacity change from 0 to 32768
[pid  5898] mount("/dev/loop2", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5898] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5898] chdir("./file0")            = 0
[pid  5898] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[  109.096511][ T5898] 
[  109.096511][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.096511][ T5898] 
[  109.110975][ T1105] 
[  109.110975][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.110975][ T1105] 
[  109.131220][ T5899] 
[  109.131220][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.131220][ T5899] 
[pid  5898] creat("./file1", 000 <unfinished ...>
[pid  5900] <... write resumed>)        = 16777216
[pid  5899] <... mount resumed>)        = 0
[pid  5899] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5899] chdir("./file0" <unfinished ...>
[pid  5900] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5899] <... chdir resumed>)        = 0
[pid  5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[  109.148618][ T1105] 
[  109.148618][ T1105]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.148618][ T1105] 
[  109.150929][ T5898] 
[  109.150929][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.150929][ T5898] 
[  109.183593][ T5899] 
[  109.183593][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.183593][ T5899] 
[pid  5899] creat("./file1", 000 <unfinished ...>
[pid  5900] <... munmap resumed>)       = 0
[  109.200559][ T5841] 
[  109.200559][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.200559][ T5841] 
[  109.212088][ T5899] 
[  109.212088][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.212088][ T5899] 
[  109.218719][ T5841] 
[  109.218719][ T5841]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.218719][ T5841] 
[  109.232613][ T5898] 
[  109.232613][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.232613][ T5898] 
[pid  5900] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[  109.262400][ T5899] 
[  109.262400][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.262400][ T5899] 
[  109.279419][ T5898] 
[  109.279419][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.279419][ T5898] 
[  109.291080][ T5900] loop1: detected capacity change from 0 to 32768
[  109.291302][  T110] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN NOPTI
[pid  5900] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5846] <... close resumed>)        = 0
[pid  5900] close(3)                    = 0
[pid  5900] close(4)                    = 0
[pid  5900] mkdir("./file0", 0777)      = 0
[  109.309532][  T110] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
[  109.317945][  T110] CPU: 0 UID: 0 PID: 110 Comm: jfsCommit Not tainted 6.16.0-rc2-syzkaller-00082-gfb4d33ab452e #0 PREEMPT(full) 
[  109.329779][  T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[  109.339838][  T110] RIP: 0010:lmLogSync+0xfb/0x9d0
[  109.344822][  T110] Code: 21 80 fe 4d 8d 7e d8 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 63 9f e3 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 47 9f e3 fe 49 8b 3f e8 af db b6 fe
[  109.364432][  T110] RSP: 0018:ffffc90002d77b00 EFLAGS: 00010216
[  109.370495][  T110] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000000000
[  109.378458][  T110] RDX: ffff88801dfa3c00 RSI: 0000000000000001 RDI: 0000000000000000
[  109.386417][  T110] RBP: ffffc90002d77c08 R08: 0000000000000003 R09: ffffc90002d77b60
[  109.394378][  T110] R10: dffffc0000000000 R11: fffff520005aef70 R12: ffff88802f0fc800
[  109.402342][  T110] R13: dffffc0000000000 R14: ffff888147688638 R15: 0000000000000030
[  109.410307][  T110] FS:  0000000000000000(0000) GS:ffff888125c51000(0000) knlGS:0000000000000000
[  109.419230][  T110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.425798][  T110] CR2: 00007fdfffa5b000 CR3: 0000000072b18000 CR4: 0000000000350ef0
[  109.433763][  T110] Call Trace:
[  109.437027][  T110]  <TASK>
[  109.439946][  T110]  ? __pfx___mutex_lock+0x10/0x10
[  109.444970][  T110]  ? _raw_spin_unlock_irqrestore+0xad/0x110
[  109.450864][  T110]  ? __pfx_lmLogSync+0x10/0x10
[  109.455633][  T110]  ? srso_alias_return_thunk+0x5/0xfbef5
[  109.461264][  T110]  jfs_syncpt+0x7b/0x90
[  109.465422][  T110]  txEnd+0x2e5/0x530
[  109.469310][  T110]  jfs_lazycommit+0x5ba/0xa90
[  109.473990][  T110]  ? __pfx_jfs_lazycommit+0x10/0x10
[  109.479204][  T110]  ? __pfx_default_wake_function+0x10/0x10
[  109.485012][  T110]  ? __kthread_parkme+0x7b/0x200
[  109.489939][  T110]  ? srso_alias_return_thunk+0x5/0xfbef5
[  109.495565][  T110]  ? __kthread_parkme+0x1a1/0x200
[  109.500583][  T110]  kthread+0x711/0x8a0
[  109.504648][  T110]  ? __pfx_jfs_lazycommit+0x10/0x10
[  109.509837][  T110]  ? __pfx_kthread+0x10/0x10
[  109.514419][  T110]  ? srso_alias_return_thunk+0x5/0xfbef5
[  109.520048][  T110]  ? _raw_spin_unlock_irq+0x23/0x50
[  109.525248][  T110]  ? srso_alias_return_thunk+0x5/0xfbef5
[  109.530873][  T110]  ? lockdep_hardirqs_on+0x9c/0x150
[  109.536071][  T110]  ? __pfx_kthread+0x10/0x10
[  109.540655][  T110]  ret_from_fork+0x3fc/0x770
[  109.545246][  T110]  ? __pfx_ret_from_fork+0x10/0x10
[  109.550365][  T110]  ? __switch_to_asm+0x39/0x70
[  109.555128][  T110]  ? __switch_to_asm+0x33/0x70
[  109.559886][  T110]  ? __pfx_kthread+0x10/0x10
[  109.564470][  T110]  ret_from_fork_asm+0x1a/0x30
[  109.569234][  T110]  </TASK>
[  109.572240][  T110] Modules linked in:
[  109.576243][  T110] ---[ end trace 0000000000000000 ]---
[  109.576438][ T5899] 
[  109.576438][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.576438][ T5899] 
[  109.589430][ T5898] 
[  109.589430][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.589430][ T5898] 
[  109.603031][ T5899] 
[  109.603031][ T5899]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.603031][ T5899] 
[pid  5900] mount("/dev/loop1", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,"executing program
 <unfinished ...>
[pid  5846] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5902 attached
 <unfinished ...>
[pid  5902] set_robust_list(0x55556eab6660, 24 <unfinished ...>
[pid  5846] <... clone resumed>, child_tidptr=0x55556eab6650) = 5902
[pid  5902] <... set_robust_list resumed>) = 0
[pid  5902] chdir("./8")                = 0
[pid  5902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5902] setpgid(0, 0)               = 0
[pid  5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5902] write(3, "1000", 4)         = 4
[pid  5902] close(3)                    = 0
[pid  5902] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5902] write(1, "executing program\n", 18) = 18
[pid  5902] memfd_create("syzkaller", 0) = 3
[pid  5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19e2800000
[pid  5899] <... creat resumed>)        = 4
[pid  5898] <... creat resumed>)        = 4
[  109.619381][ T5898] 
[  109.619381][ T5898]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.619381][ T5898] 
[  109.655302][ T5900] 
[  109.655302][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.655302][ T5900] 
[  109.665808][  T109] 
[pid  5901] <... write resumed>)        = 16777216
[pid  5898] exit_group(0 <unfinished ...>
[pid  5899] exit_group(0 <unfinished ...>
[pid  5901] munmap(0x7f19e2800000, 138412032 <unfinished ...>
[pid  5898] <... exit_group resumed>)   = ?
[pid  5899] <... exit_group resumed>)   = ?
[pid  5899] +++ exited with 0 +++
[pid  5845] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=28 /* 0.28 s */} ---
[pid  5845] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5898] +++ exited with 0 +++
[pid  5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=33 /* 0.33 s */} ---
[pid  5843] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5845] <... restart_syscall resumed>) = 0
[pid  5843] <... restart_syscall resumed>) = 0
[pid  5845] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5845] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5843] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5845] <... openat resumed>)       = 3
[pid  5843] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5845] newfstatat(3, "",  <unfinished ...>
[pid  5843] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5845] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5843] <... openat resumed>)       = 3
[pid  5845] getdents64(3,  <unfinished ...>
[pid  5843] newfstatat(3, "",  <unfinished ...>
[pid  5845] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[pid  5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5845] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5843] getdents64(3,  <unfinished ...>
[pid  5901] <... munmap resumed>)       = 0
[pid  5843] <... getdents64 resumed>0x55556eab76f0 /* 4 entries */, 32768) = 112
[  109.665808][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.665808][  T109] 
[  109.666192][  T109] 
[  109.666192][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.666192][  T109] 
[  109.688170][  T110] RIP: 0010:lmLogSync+0xfb/0x9d0
[pid  5843] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5901] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5901] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5900] <... mount resumed>)        = 0
[pid  5900] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5900] chdir("./file0")            = 0
[pid  5900] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[  109.705168][  T110] Code: 21 80 fe 4d 8d 7e d8 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 63 9f e3 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 47 9f e3 fe 49 8b 3f e8 af db b6 fe
[  109.725803][ T5901] loop3: detected capacity change from 0 to 32768
[  109.727440][ T5900] 
[  109.727440][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.727440][ T5900] 
[  109.732651][ T1329] 
[  109.732651][ T1329]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.732651][ T1329] 
[  109.753084][   T36] 
[  109.753084][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.753084][   T36] 
[  109.753099][   T36] 
[pid  5900] creat("./file1", 000 <unfinished ...>
[pid  5901] <... ioctl resumed>)        = 0
[pid  5901] close(3)                    = 0
[pid  5901] close(4)                    = 0
[pid  5901] mkdir("./file0", 0777)      = 0
[  109.753099][   T36]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.753099][   T36] 
[  109.763882][ T1329] 
[  109.763882][ T1329]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.763882][ T1329] 
[  109.795723][ T5843] 
[  109.795723][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.795723][ T5843] 
[  109.800699][  T110] RSP: 0018:ffffc90002d77b00 EFLAGS: 00010216
[  109.812398][  T109] 
[  109.812398][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.812398][  T109] 
[  109.830411][ T5900] 
[  109.830411][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.830411][ T5900] 
[  109.833318][ T5901] 
[  109.833318][ T5901]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.833318][ T5901] 
[  109.841416][ T5843] 
[  109.841416][ T5843]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.841416][ T5843] 
[  109.859378][  T110] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000000000
[pid  5901] mount("/dev/loop3", "./file0", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
[pid  5901] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[  109.862799][ T5900] 
[  109.862799][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.862799][ T5900] 
[  109.880915][ T5845] 
[  109.880915][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.880915][ T5845] 
[  109.881880][  T110] RDX: ffff88801dfa3c00 RSI: 0000000000000001 RDI: 0000000000000000
[  109.900425][  T109] 
[  109.900425][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.900425][  T109] 
[  109.913781][ T5845] 
[pid  5902] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 <unfinished ...>
[pid  5901] chdir("./file0")            = 0
[pid  5901] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[  109.913781][ T5845]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.913781][ T5845] 
[  109.925302][ T5900] 
[  109.925302][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.925302][ T5900] 
[  109.937349][ T5901] 
[  109.937349][ T5901]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.937349][ T5901] 
[  109.938534][ T5900] 
[  109.938534][ T5900]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.938534][ T5900] 
[  109.959519][  T110] RBP: ffffc90002d77c08 R08: 0000000000000003 R09: ffffc90002d77b60
[  109.960272][ T5901] 
[pid  5901] creat("./file1", 000 <unfinished ...>
[pid  5900] <... creat resumed>)        = 4
[pid  5900] exit_group(0)               = ?
[pid  5900] +++ exited with 0 +++
[pid  5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=36 /* 0.36 s */} ---
[  109.960272][ T5901]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.960272][ T5901] 
[  109.967641][  T109] 
[  109.967641][  T109]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  109.967641][  T109] 
[  109.988953][  T110] R10: dffffc0000000000 R11: fffff520005aef70 R12: ffff88802f0fc800
[  110.000677][  T110] R13: dffffc0000000000 R14: ffff888147688638 R15: 0000000000000030
[  110.009044][  T110] FS:  0000000000000000(0000) GS:ffff888125d51000(0000) knlGS:0000000000000000
[  110.010202][ T5901] 
[pid  5842] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5842] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5842] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5842] getdents64(3, 0x55556eab76f0 /* 4 entries */, 32768) = 112
[  110.010202][ T5901]  ... Log Wrap ... Log Wrap ... Log Wrap ...
[  110.010202][ T5901] 
[  110.020253][  T110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.037309][  T110] CR2: 00007f19eaeb1130 CR3: 0000000072993000 CR4: 0000000000350ef0
[  110.045880][  T110] Kernel panic - not syncing: Fatal exception
[  110.052143][  T110] Kernel Offset: disabled
[  110.056455][  T110] Rebooting in 86400 seconds..