./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor865634035

<...>
Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts.
execve("./syz-executor865634035", ["./syz-executor865634035"], 0x7ffc3831b060 /* 10 vars */) = 0
brk(NULL)                               = 0x5555615ed000
brk(0x5555615edd00)                     = 0x5555615edd00
arch_prctl(ARCH_SET_FS, 0x5555615ed380) = 0
set_tid_address(0x5555615ed650)         = 296
set_robust_list(0x5555615ed660, 24)     = 0
rseq(0x5555615edca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor865634035", 4096) = 27
getrandom("\x00\x78\x7b\x0d\x52\xc9\x7c\xcf", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x5555615edd00
brk(0x55556160ed00)                     = 0x55556160ed00
brk(0x55556160f000)                     = 0x55556160f000
mprotect(0x7f7762cf1000, 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
mkdir("./syzkaller.AqbiB3", 0700)       = 0
chmod("./syzkaller.AqbiB3", 0777)       = 0
chdir("./syzkaller.AqbiB3")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 297 attached
, child_tidptr=0x5555615ed650) = 297
[pid   297] set_robust_list(0x5555615ed660, 24) = 0
[pid   297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   297] getppid()                   = 0
[pid   297] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   297] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   297] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   297] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   297] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   297] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   297] unshare(CLONE_NEWNS)        = 0
[pid   297] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   297] unshare(CLONE_NEWCGROUP)    = 0
[pid   297] unshare(CLONE_NEWUTS)       = 0
[pid   297] unshare(CLONE_SYSVSEM)      = 0
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   297] getpid()                    = 1
[pid   297] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid   297] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid   297] unshare(CLONE_NEWNET)       = 0
[pid   297] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   297] write(3, "0 65535", 7)      = 7
[pid   297] close(3)                    = 0
[pid   297] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   297] write(3, "100000", 6)       = 6
[pid   297] close(3)                    = 0
[pid   297] mkdir("./syz-tmp", 0777)    = 0
[pid   297] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   297] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   297] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   297] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   297] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   297] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   297] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   297] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   297] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   297] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   297] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   297] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   297] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   297] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   297] chdir("/")                  = 0
[pid   297] umount2("./pivot", MNT_DETACH) = 0
[pid   297] chroot("./newroot")         = 0
[pid   297] chdir("/")                  = 0
[pid   297] mkdir("/dev/gadgetfs", 0777) = 0
[pid   297] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   297] mkdir("/dev/binderfs", 0777) = 0
[pid   297] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   297] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   297] mkdir("./0", 0777)          = 0
[pid   297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555615ed650) = 2
./strace-static-x86_64: Process 298 attached
[pid   298] set_robust_list(0x5555615ed660, 24) = 0
[pid   298] chdir("./0")                = 0
[pid   298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   298] setpgid(0, 0)               = 0
[   23.296427][   T36] audit: type=1400 audit(1750451429.930:64): avc:  denied  { execmem } for  pid=296 comm="syz-executor865" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.316318][   T36] audit: type=1400 audit(1750451429.940:65): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program
) = 3
[pid   298] write(3, "1000", 4)         = 4
[pid   298] close(3)                    = 0
[pid   298] symlink("/dev/binderfs", "./binderfs") = 0
[pid   298] write(1, "executing program\n", 18) = 18
[pid   298] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   298] mount("./file0", "./file0", "incremental-fs", 0, NULL) = 0
[pid   298] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL) = 0
[pid   298] mount("./file0/file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL) = 0
[pid   298] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   298] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   298] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   298] exit_group(0)               = ?
[pid   298] +++ exited with 0 +++
[pid   297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid   297] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid   297] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0
[pid   297] getdents64(3, 0x5555615ee6f0 /* 4 entries */, 32768) = 112
[pid   297] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid   297] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   297] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid   297] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0
[pid   297] getdents64(4, 0x5555615f6730 /* 4 entries */, 32768) = 112
[pid   297] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
[pid   297] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] newfstatat(AT_FDCWD, "./0/file0/file0", {st_mode=S_IFDIR|000, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   297] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
[pid   297] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=80, ...}, AT_EMPTY_PATH) = 0
[pid   297] getdents64(5, 0x5555615fe770 /* 4 entries */, 32768) = 112
[pid   297] umount2("./0/file0/file0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] newfstatat(AT_FDCWD, "./0/file0/file0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   297] umount2("./0/file0/file0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] openat(AT_FDCWD, "./0/file0/file0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 6
[pid   297] newfstatat(6, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   297] getdents64(6, 0x5555616067b0 /* 2 entries */, 32768) = 48
[pid   297] getdents64(6, 0x5555616067b0 /* 0 entries */, 32768) = 0
[pid   297] close(6)                    = 0
[pid   297] rmdir("./0/file0/file0/.incomplete") = 0
[pid   297] umount2("./0/file0/file0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] newfstatat(AT_FDCWD, "./0/file0/file0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   297] umount2("./0/file0/file0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] openat(AT_FDCWD, "./0/file0/file0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 6
[pid   297] newfstatat(6, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   297] getdents64(6, 0x5555616067b0 /* 2 entries */, 32768) = 48
[pid   297] getdents64(6, 0x5555616067b0 /* 0 entries */, 32768) = 0
[pid   297] close(6)                    = 0
[pid   297] rmdir("./0/file0/file0/.index") = 0
[pid   297] getdents64(5, 0x5555615fe770 /* 0 entries */, 32768) = 0
[pid   297] close(5)                    = 0
[pid   297] rmdir("./0/file0/file0")    = -1 EBUSY (Device or resource busy)
[pid   297] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   297] exit_group(1)               = ?
[   23.338086][   T36] audit: type=1400 audit(1750451429.960:66): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/root/syzkaller.AqbiB3/syz-tmp" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   23.363016][   T36] audit: type=1400 audit(1750451429.960:67): avc:  denied  { mount } for  pid=297 comm="syz-executor865" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   23.385506][   T36] audit: type=1400 audit(1750451429.960:68): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/root/syzkaller.AqbiB3/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   23.411304][   T36] audit: type=1400 audit(1750451429.960:69): avc:  denied  { mount } for  pid=297 comm="syz-executor865" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   23.411825][  T297] ------------[ cut here ]------------
[   23.433247][   T36] audit: type=1400 audit(1750451429.960:70): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/root/syzkaller.AqbiB3/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1
[   23.438708][  T297] WARNING: CPU: 1 PID: 297 at fs/inode.c:340 drop_nlink+0xce/0x110
[   23.465863][   T36] audit: type=1400 audit(1750451429.960:71): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/root/syzkaller.AqbiB3/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=3138 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   23.473284][  T297] Modules linked in:
[   23.473322][  T297] CPU: 1 UID: 0 PID: 297 Comm: syz-executor865 Not tainted 6.12.23-syzkaller-g6c1c18fcb8b7 #0 ba78288b1e32eb9f88d3f8d8da6b79a037cd8362
[   23.501094][   T36] audit: type=1400 audit(1750451429.970:72): avc:  denied  { unmount } for  pid=297 comm="syz-executor865" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   23.504663][  T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   23.518681][   T36] audit: type=1400 audit(1750451429.970:73): avc:  denied  { mounton } for  pid=297 comm="syz-executor865" path="/dev/gadgetfs" dev="devtmpfs" ino=434 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   23.538123][  T297] RIP: 0010:drop_nlink+0xce/0x110
[   23.576086][  T297] Code: 04 00 00 be 08 00 00 00 e8 7f 56 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 e2 68 98 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c
[   23.595729][  T297] RSP: 0018:ffffc9000120fa80 EFLAGS: 00010293
[   23.601848][  T297] RAX: ffffffff81ed146e RBX: ffff8881318d6d10 RCX: ffff88810deb4c00
[   23.609836][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   23.617887][  T297] RBP: ffffc9000120faa8 R08: 0000000000000003 R09: 0000000000000004
[   23.626029][  T297] R10: dffffc0000000000 R11: fffff52000241f40 R12: dffffc0000000000
[   23.634143][  T297] R13: 1ffff1102631adab R14: ffff8881318d6d58 R15: 0000000000000000
[   23.642162][  T297] FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   23.651135][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.657817][  T297] CR2: 00007f7762cf81b0 CR3: 000000010b37e000 CR4: 00000000003526b0
[   23.665965][  T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   23.674017][  T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   23.682048][  T297] Call Trace:
[   23.685340][  T297]  <TASK>
[   23.688274][  T297]  shmem_rmdir+0x5f/0x90
[   23.692586][  T297]  vfs_rmdir+0x3dd/0x560
[   23.696845][  T297]  incfs_kill_sb+0x109/0x230
[   23.701473][  T297]  deactivate_locked_super+0xd5/0x2a0
[   23.706862][  T297]  deactivate_super+0xb8/0xe0
[   23.711570][  T297]  cleanup_mnt+0x3f1/0x480
[   23.716027][  T297]  __cleanup_mnt+0x1d/0x40
[   23.720447][  T297]  task_work_run+0x1e0/0x250
[   23.725069][  T297]  ? __cfi_task_work_run+0x10/0x10
[   23.730197][  T297]  ? free_nsproxy+0x223/0x290
[   23.734920][  T297]  do_exit+0x9b4/0x2630
[   23.739098][  T297]  ? __cfi_do_exit+0x10/0x10
[   23.743724][  T297]  ? __kasan_check_write+0x18/0x20
[   23.748948][  T297]  ? _raw_spin_lock_irq+0x8d/0x120
[   23.754111][  T297]  ? __cfi__raw_spin_lock_irq+0x10/0x10
[   23.759680][  T297]  ? zap_other_threads+0x334/0x370
[   23.764833][  T297]  do_group_exit+0x22a/0x300
[   23.769460][  T297]  __x64_sys_exit_group+0x43/0x50
[   23.774525][  T297]  x64_sys_call+0x2ed2/0x2ee0
[   23.779232][  T297]  do_syscall_64+0x58/0xf0
[   23.783692][  T297]  ? clear_bhb_loop+0x35/0x90
[   23.788395][  T297]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   23.794336][  T297] RIP: 0033:0x7f7762c7b789
[   23.798782][  T297] Code: Unable to access opcode bytes at 0x7f7762c7b75f.
[   23.805861][  T297] RSP: 002b:00007fff78d53608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   23.814354][  T297] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7762c7b789
[   23.822375][  T297] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   23.830367][  T297] RBP: 00007f7762cf7350 R08: ffffffffffffffb8 R09: 0000000000000000
[   23.838406][  T297] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f7762cf7350
[   23.846430][  T297] R13: 0000000000000000 R14: 00007f7762cf7da0 R15: 00007f7762c4c760
[   23.854458][  T297]  </TASK>
[   23.857500][  T297] ---[ end trace 0000000000000000 ]---
[   23.863110][  T297] ==================================================================
[   23.871193][  T297] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70
[   23.877470][  T297] Write of size 4 at addr 0000000000000168 by task syz-executor865/297
[   23.885719][  T297] 
[   23.888054][  T297] CPU: 1 UID: 0 PID: 297 Comm: syz-executor865 Tainted: G        W          6.12.23-syzkaller-g6c1c18fcb8b7 #0 ba78288b1e32eb9f88d3f8d8da6b79a037cd8362
[   23.888079][  T297] Tainted: [W]=WARN
[   23.888084][  T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   23.888094][  T297] Call Trace:
[   23.888100][  T297]  <TASK>
[   23.888108][  T297]  __dump_stack+0x21/0x30
[   23.888130][  T297]  dump_stack_lvl+0x10c/0x190
[   23.888147][  T297]  ? __cfi_dump_stack_lvl+0x10/0x10
[   23.888166][  T297]  print_report+0x3d/0x70
[   23.888180][  T297]  kasan_report+0x163/0x1a0
[   23.888202][  T297]  ? ihold+0x24/0x70
[   23.888222][  T297]  ? _raw_spin_unlock+0x45/0x60
[   23.888242][  T297]  ? ihold+0x24/0x70
[   23.888262][  T297]  kasan_check_range+0x299/0x2a0
[   23.888284][  T297]  __kasan_check_write+0x18/0x20
[   23.888300][  T297]  ihold+0x24/0x70
[   23.888319][  T297]  vfs_rmdir+0x26a/0x560
[   23.888333][  T297]  incfs_kill_sb+0x109/0x230
[   23.888351][  T297]  deactivate_locked_super+0xd5/0x2a0
[   23.888366][  T297]  deactivate_super+0xb8/0xe0
[   23.888380][  T297]  cleanup_mnt+0x3f1/0x480
[   23.888401][  T297]  __cleanup_mnt+0x1d/0x40
[   23.888420][  T297]  task_work_run+0x1e0/0x250
[   23.888435][  T297]  ? __cfi_task_work_run+0x10/0x10
[   23.888450][  T297]  ? free_nsproxy+0x223/0x290
[   23.888468][  T297]  do_exit+0x9b4/0x2630
[   23.888484][  T297]  ? __cfi_do_exit+0x10/0x10
[   23.888498][  T297]  ? __kasan_check_write+0x18/0x20
[   23.888515][  T297]  ? _raw_spin_lock_irq+0x8d/0x120
[   23.888534][  T297]  ? __cfi__raw_spin_lock_irq+0x10/0x10
[   23.888554][  T297]  ? zap_other_threads+0x334/0x370
[   23.888577][  T297]  do_group_exit+0x22a/0x300
[   23.888592][  T297]  __x64_sys_exit_group+0x43/0x50
[   23.888607][  T297]  x64_sys_call+0x2ed2/0x2ee0
[   23.888627][  T297]  do_syscall_64+0x58/0xf0
[   23.888647][  T297]  ? clear_bhb_loop+0x35/0x90
[   23.888670][  T297]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   23.888692][  T297] RIP: 0033:0x7f7762c7b789
[   23.888705][  T297] Code: Unable to access opcode bytes at 0x7f7762c7b75f.
[   23.888712][  T297] RSP: 002b:00007fff78d53608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   23.888732][  T297] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7762c7b789
[   23.888743][  T297] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   23.888752][  T297] RBP: 00007f7762cf7350 R08: ffffffffffffffb8 R09: 0000000000000000
[   23.888762][  T297] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f7762cf7350
[   23.888772][  T297] R13: 0000000000000000 R14: 00007f7762cf7da0 R15: 00007f7762c4c760
[   23.888785][  T297]  </TASK>
[   23.888790][  T297] ==================================================================
[   24.144346][  T297] Disabling lock debugging due to kernel taint
[   24.150594][  T297] BUG: kernel NULL pointer dereference, address: 0000000000000168
[   24.158418][  T297] #PF: supervisor write access in kernel mode
[   24.164509][  T297] #PF: error_code(0x0002) - not-present page
[   24.170491][  T297] PGD 0 P4D 0 
[   24.173860][  T297] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
[   24.179923][  T297] CPU: 1 UID: 0 PID: 297 Comm: syz-executor865 Tainted: G    B   W          6.12.23-syzkaller-g6c1c18fcb8b7 #0 ba78288b1e32eb9f88d3f8d8da6b79a037cd8362
[   24.195217][  T297] Tainted: [B]=BAD_PAGE, [W]=WARN
[   24.200228][  T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   24.210289][  T297] RIP: 0010:ihold+0x2a/0x70
[   24.214798][  T297] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 cd 5f 98 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 3c 4d ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 dd
[   24.234399][  T297] RSP: 0018:ffffc9000120fac0 EFLAGS: 00010246
[   24.240468][  T297] RAX: ffff88810deb4c00 RBX: 0000000000000000 RCX: ffff88810deb4c00
[   24.248434][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.256402][  T297] RBP: ffffc9000120fad0 R08: ffffffff88954947 R09: 1ffffffff112a928
[   24.264372][  T297] R10: dffffc0000000000 R11: fffffbfff112a929 R12: ffff8881318d6d1c
[   24.272344][  T297] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
[   24.280312][  T297] FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   24.289237][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.295840][  T297] CR2: 0000000000000168 CR3: 000000010b37e000 CR4: 00000000003526b0
[   24.303823][  T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.311799][  T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.319778][  T297] Call Trace:
[   24.323061][  T297]  <TASK>
[   24.326001][  T297]  vfs_rmdir+0x26a/0x560
[   24.330261][  T297]  incfs_kill_sb+0x109/0x230
[   24.334865][  T297]  deactivate_locked_super+0xd5/0x2a0
[   24.340244][  T297]  deactivate_super+0xb8/0xe0
[   24.344932][  T297]  cleanup_mnt+0x3f1/0x480
[   24.349363][  T297]  __cleanup_mnt+0x1d/0x40
[   24.353788][  T297]  task_work_run+0x1e0/0x250
[   24.358380][  T297]  ? __cfi_task_work_run+0x10/0x10
[   24.363488][  T297]  ? free_nsproxy+0x223/0x290
[   24.368161][  T297]  do_exit+0x9b4/0x2630
[   24.372314][  T297]  ? __cfi_do_exit+0x10/0x10
[   24.376903][  T297]  ? __kasan_check_write+0x18/0x20
[   24.382014][  T297]  ? _raw_spin_lock_irq+0x8d/0x120
[   24.387124][  T297]  ? __cfi__raw_spin_lock_irq+0x10/0x10
[   24.392669][  T297]  ? zap_other_threads+0x334/0x370
[   24.397782][  T297]  do_group_exit+0x22a/0x300
[   24.402367][  T297]  __x64_sys_exit_group+0x43/0x50
[   24.407389][  T297]  x64_sys_call+0x2ed2/0x2ee0
[   24.412064][  T297]  do_syscall_64+0x58/0xf0
[   24.416482][  T297]  ? clear_bhb_loop+0x35/0x90
[   24.421162][  T297]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   24.427080][  T297] RIP: 0033:0x7f7762c7b789
[   24.431493][  T297] Code: Unable to access opcode bytes at 0x7f7762c7b75f.
[   24.438501][  T297] RSP: 002b:00007fff78d53608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   24.446910][  T297] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7762c7b789
[   24.454875][  T297] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   24.462838][  T297] RBP: 00007f7762cf7350 R08: ffffffffffffffb8 R09: 0000000000000000
[   24.470803][  T297] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f7762cf7350
[   24.478767][  T297] R13: 0000000000000000 R14: 00007f7762cf7da0 R15: 00007f7762c4c760
[   24.486733][  T297]  </TASK>
[   24.489749][  T297] Modules linked in:
[   24.493645][  T297] CR2: 0000000000000168
[   24.497787][  T297] ---[ end trace 0000000000000000 ]---
[   24.503234][  T297] RIP: 0010:ihold+0x2a/0x70
[   24.507749][  T297] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 cd 5f 98 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 3c 4d ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 dd
[   24.527354][  T297] RSP: 0018:ffffc9000120fac0 EFLAGS: 00010246
[   24.533428][  T297] RAX: ffff88810deb4c00 RBX: 0000000000000000 RCX: ffff88810deb4c00
[   24.541419][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.549394][  T297] RBP: ffffc9000120fad0 R08: ffffffff88954947 R09: 1ffffffff112a928
[   24.557363][  T297] R10: dffffc0000000000 R11: fffffbfff112a929 R12: ffff8881318d6d1c
[   24.565336][  T297] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
[   24.573311][  T297] FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   24.582240][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.588820][  T297] CR2: 0000000000000168 CR3: 000000010b37e000 CR4: 00000000003526b0
[   24.596793][  T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.604760][  T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.612730][  T297] Kernel panic - not syncing: Fatal exception
[   24.619096][  T297] Kernel Offset: disabled
[   24.623419][  T297] Rebooting in 86400 seconds..