ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor3175834707

<...>
Warning: Permanently added '10.128.0.37' (ED25519) to the list of known hosts.
execve("ci2-android-6-1/syz-executor3175834707", ["ci2-android-6-1/syz-executor3175834707"], 0x7ffebe79f920 /* 10 vars */) = 0
brk(NULL)                               = 0x5555593ed000
brk(0x5555593edd40)                     = 0x5555593edd40
arch_prctl(ARCH_SET_FS, 0x5555593ed3c0) = 0
set_tid_address(0x5555593ed690)         = 304
set_robust_list(0x5555593ed6a0, 24)     = 0
rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-6-1/syz-executor3175834707", 4096) = 44
getrandom("\x27\x06\x8e\x6f\x8e\xb7\xc0\xa8", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x5555593edd40
brk(0x55555940ed40)                     = 0x55555940ed40
brk(0x55555940f000)                     = 0x55555940f000
mprotect(0x7fd81b141000, 20480, 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
getrandom("\x4a\x2b\x65\x63\x1c\x2f\xc8\xc9", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.4xQLKK", 0700)       = 0
chmod("./syzkaller.4xQLKK", 0777)       = 0
chdir("./syzkaller.4xQLKK")             = 0
unshare(CLONE_NEWPID)                   = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555593ed690) = 305
ci2-android-6-1/strace-static-x86_64: Process 305 attached
[pid   304] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid   305] set_robust_list(0x5555593ed6a0, 24) = 0
[pid   304] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid   305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   305] getppid()                   = 0
[pid   305] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   305] unshare(CLONE_NEWNS)        = 0
[pid   305] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   305] unshare(CLONE_NEWCGROUP)    = 0
[pid   305] unshare(CLONE_NEWUTS)       = 0
[pid   305] unshare(CLONE_SYSVSEM)      = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] getpid()                    = 1
[pid   305] 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   305] 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   305] unshare(CLONE_NEWNET)       = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   305] write(3, "0 65535", 7)      = 7
[pid   305] close(3)                    = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   305] write(3, "100000", 6)       = 6
[pid   305] close(3)                    = 0
[pid   305] mkdir("./syz-tmp", 0777)    = 0
[   32.906427][   T28] audit: type=1400 audit(1789029164.101:64): avc:  denied  { execmem } for  pid=304 comm="syz-executor317" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   32.927916][   T28] audit: type=1400 audit(1789029164.121:65): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   305] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   305] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   305] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   305] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   305] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   305] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   305] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] 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   305] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   305] 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   305] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   305] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   305] chdir("/")                  = 0
[pid   305] umount2("./pivot", MNT_DETACH) = 0
[pid   305] chroot("./newroot")         = 0
[pid   305] chdir("/")                  = 0
[   32.964002][   T28] audit: type=1400 audit(1789029164.151:66): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/root/syzkaller.4xQLKK/syz-tmp" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   32.988449][   T28] audit: type=1400 audit(1789029164.151:67): avc:  denied  { mount } for  pid=305 comm="syz-executor317" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   305] mkdir("/dev/gadgetfs", 0777) = 0
[pid   305] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   305] mkdir("/dev/binderfs", 0777) = 0
[pid   305] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   305] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   305] mkdir("./0", 0777)          = 0
[pid   305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555593ed690) = 2
[pid   305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
ci2-android-6-1/strace-static-x86_64: Process 306 attached
[pid   306] set_robust_list(0x5555593ed6a0, 24) = 0
[pid   306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   306] chdir("./0")                = 0
[pid   306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[   33.010865][   T28] audit: type=1400 audit(1789029164.151:68): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/root/syzkaller.4xQLKK/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
[   33.018813][  T305] request_module fs-gadgetfs succeeded, but still no fs?
[pid   306] setpgid(0, 0)               = 0
[pid   306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   306] write(3, "1000", 4)         = 4
[pid   306] close(3)                    = 0
[pid   306] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid   306] write(1, "executing program\n", 18) = 18
[pid   306] mkdir("./bus", 000)         = 0
[pid   306] mount(".", "./bus", "incremental-fs", MS_NOSUID|MS_REC|MS_I_VERSION|MS_STRICTATIME, NULL) = 0
[pid   306] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(12)                   = -1 EBADF (Bad file descriptor)
[   33.036764][   T28] audit: type=1400 audit(1789029164.151:69): avc:  denied  { mount } for  pid=305 comm="syz-executor317" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   33.065323][   T28] audit: type=1400 audit(1789029164.151:70): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/root/syzkaller.4xQLKK/syz-tmp/newroot/selinux" dev="tmpfs" ino=5 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   33.078835][  T306] incfs: ino conflict with backing FS 9
[pid   306] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   306] exit_group(0)               = ?
[pid   306] +++ exited with 0 +++
[pid   305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid   305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0
[pid   305] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   305] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid   305] getdents64(3, 0x5555593ee750 /* 6 entries */, 32768) = 168
[pid   305] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   305] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   305] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   305] getdents64(4, 0x5555593f6790 /* 2 entries */, 32768) = 48
[pid   305] getdents64(4, 0x5555593f6790 /* 0 entries */, 32768) = 0
[pid   305] close(4)                    = 0
[pid   305] rmdir("./0/.incomplete")    = 0
[pid   305] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   305] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   305] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   305] getdents64(4, 0x5555593f6790 /* 2 entries */, 32768) = 48
[pid   305] getdents64(4, 0x5555593f6790 /* 0 entries */, 32768) = 0
[pid   305] close(4)                    = 0
[pid   305] rmdir("./0/.index")         = 0
[   33.091548][   T28] audit: type=1400 audit(1789029164.151:71): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/root/syzkaller.4xQLKK/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
[   33.123489][   T28] audit: type=1400 audit(1789029164.181:72): avc:  denied  { mounton } for  pid=305 comm="syz-executor317" path="/root/syzkaller.4xQLKK/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=15232 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   33.151313][   T28] audit: type=1400 audit(1789029164.181:73): avc:  denied  { unmount } for  pid=305 comm="syz-executor317" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   33.151341][  T305] ------------[ cut here ]------------
[   33.151353][  T305] WARNING: CPU: 0 PID: 305 at fs/inode.c:335 drop_nlink+0xc5/0x110
[   33.184449][  T305] Modules linked in:
[   33.188417][  T305] CPU: 0 PID: 305 Comm: syz-executor317 Not tainted syzkaller #0
[   33.196192][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[   33.206313][  T305] RIP: 0010:drop_nlink+0xc5/0x110
[   33.211377][  T305] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 b3 ac f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 bb 1e ab ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   33.231047][  T305] RSP: 0018:ffffc90000f07b60 EFLAGS: 00010293
[   33.237190][  T305] RAX: ffffffff81c64ae5 RBX: ffff888121d5e650 RCX: ffff88810f8c1440
[   33.245188][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   33.253225][  T305] RBP: ffffc90000f07b88 R08: 0000000000000003 R09: 0000000000000004
[   33.261237][  T305] R10: dffffc0000000000 R11: fffff520001e0f5c R12: dffffc0000000000
[   33.269275][  T305] R13: 1ffff110243abcd3 R14: ffff888121d5e698 R15: 0000000000000000
[   33.277318][  T305] FS:  00005555593ed3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   33.286318][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.292937][  T305] CR2: 00005555593fe798 CR3: 0000000121151000 CR4: 00000000003506b0
[   33.300964][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   33.309014][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   33.317060][  T305] Call Trace:
[   33.320357][  T305]  <TASK>
[   33.323292][  T305]  shmem_rmdir+0x5b/0x90
[   33.327595][  T305]  vfs_rmdir+0x381/0x4f0
[   33.331895][  T305]  incfs_kill_sb+0xfe/0x210
[   33.336457][  T305]  deactivate_locked_super+0xb5/0x120
[   33.341859][  T305]  deactivate_super+0xaf/0xe0
[   33.346599][  T305]  cleanup_mnt+0x45e/0x4e0
[   33.351042][  T305]  __cleanup_mnt+0x19/0x20
[   33.355491][  T305]  task_work_run+0x1e1/0x250
[   33.360110][  T305]  ? __cfi_task_work_run+0x10/0x10
[   33.365227][  T305]  ? path_umount+0x345/0xf60
[   33.369922][  T305]  ? __kasan_slab_free+0x11/0x20
[   33.374898][  T305]  ptrace_notify+0x23f/0x270
[   33.379585][  T305]  ? __cfi_path_umount+0x10/0x10
[   33.384563][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   33.389746][  T305]  ? user_path_at_empty+0x162/0x1c0
[   33.394973][  T305]  ? __x64_sys_umount+0x12d/0x170
[   33.400067][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   33.405509][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   33.411166][  T305]  syscall_exit_work+0x84/0x140
[   33.416065][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   33.422246][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   33.427694][  T305]  do_syscall_64+0x58/0xa0
[   33.432229][  T305]  ? clear_bhb_loop+0x30/0x80
[   33.436968][  T305]  ? clear_bhb_loop+0x30/0x80
[   33.441670][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   33.447667][  T305] RIP: 0033:0x7fd81b0ae527
[   33.452120][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 64 85 09 00 00 00 00 00 eb 96 e8 b1 05 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d8 ff ff ff f7 d8 64 89 02 b8
[   33.471797][  T305] RSP: 002b:00007ffd1d4b1878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   33.480278][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd81b0ae527
[   33.488334][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd1d4b1930
[   33.496364][  T305] RBP: 00007ffd1d4b1930 R08: 00007ffd1d4b2930 R09: 00000000ffffffff
[   33.504353][  T305] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1d4b29a0
[   33.512389][  T305] R13: 00005555593ee720 R14: 00007ffd1d4b29a0 R15: 0000000000000001
[   33.520428][  T305]  </TASK>
[   33.523460][  T305] ---[ end trace 0000000000000000 ]---
[   33.529082][  T305] ==================================================================
[   33.537165][  T305] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   33.543416][  T305] Write of size 4 at addr 0000000000000170 by task syz-executor317/305
[   33.551650][  T305] 
[   33.553974][  T305] CPU: 0 PID: 305 Comm: syz-executor317 Tainted: G        W          syzkaller #0
[   33.563160][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[   33.573211][  T305] Call Trace:
[   33.576492][  T305]  <TASK>
[   33.579423][  T305]  __dump_stack+0x21/0x24
[   33.583761][  T305]  dump_stack_lvl+0x110/0x170
[   33.588443][  T305]  ? __cfi_dump_stack_lvl+0x8/0x8
[   33.593472][  T305]  ? __cfi_call_rcu+0x10/0x10
[   33.598150][  T305]  ? ihold+0x20/0x60
[   33.602043][  T305]  ? ihold+0x20/0x60
[   33.605966][  T305]  print_report+0x3d/0x60
[   33.610316][  T305]  kasan_report+0x122/0x150
[   33.614840][  T305]  ? ihold+0x20/0x60
[   33.618804][  T305]  kasan_check_range+0x249/0x2a0
[   33.623771][  T305]  __kasan_check_write+0x14/0x20
[   33.628749][  T305]  ihold+0x20/0x60
[   33.632519][  T305]  vfs_rmdir+0x24c/0x4f0
[   33.636774][  T305]  incfs_kill_sb+0xfe/0x210
[   33.641309][  T305]  deactivate_locked_super+0xb5/0x120
[   33.646693][  T305]  deactivate_super+0xaf/0xe0
[   33.651377][  T305]  cleanup_mnt+0x45e/0x4e0
[   33.655806][  T305]  __cleanup_mnt+0x19/0x20
[   33.660260][  T305]  task_work_run+0x1e1/0x250
[   33.664863][  T305]  ? __cfi_task_work_run+0x10/0x10
[   33.669985][  T305]  ? path_umount+0x345/0xf60
[   33.674587][  T305]  ? __kasan_slab_free+0x11/0x20
[   33.679529][  T305]  ptrace_notify+0x23f/0x270
[   33.684133][  T305]  ? __cfi_path_umount+0x10/0x10
[   33.689074][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   33.694209][  T305]  ? user_path_at_empty+0x162/0x1c0
[   33.699409][  T305]  ? __x64_sys_umount+0x12d/0x170
[   33.704441][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   33.709820][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   33.715452][  T305]  syscall_exit_work+0x84/0x140
[   33.720302][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   33.726458][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   33.731831][  T305]  do_syscall_64+0x58/0xa0
[   33.736267][  T305]  ? clear_bhb_loop+0x30/0x80
[   33.740943][  T305]  ? clear_bhb_loop+0x30/0x80
[   33.745614][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   33.751504][  T305] RIP: 0033:0x7fd81b0ae527
[   33.755933][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 64 85 09 00 00 00 00 00 eb 96 e8 b1 05 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d8 ff ff ff f7 d8 64 89 02 b8
[   33.775715][  T305] RSP: 002b:00007ffd1d4b1878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   33.784148][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd81b0ae527
[   33.792134][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd1d4b1930
[   33.800118][  T305] RBP: 00007ffd1d4b1930 R08: 00007ffd1d4b2930 R09: 00000000ffffffff
[   33.808105][  T305] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1d4b29a0
[   33.816118][  T305] R13: 00005555593ee720 R14: 00007ffd1d4b29a0 R15: 0000000000000001
[   33.824105][  T305]  </TASK>
[   33.827133][  T305] ==================================================================
[   33.835422][  T305] Disabling lock debugging due to kernel taint
[   33.841615][  T305] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   33.849432][  T305] #PF: supervisor write access in kernel mode
[   33.855505][  T305] #PF: error_code(0x0002) - not-present page
[   33.861487][  T305] PGD 0 P4D 0 
[   33.864880][  T305] Oops: 0002 [#1] PREEMPT SMP KASAN
[   33.870093][  T305] CPU: 0 PID: 305 Comm: syz-executor317 Tainted: G    B   W          syzkaller #0
[   33.879300][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[   33.889540][  T305] RIP: 0010:ihold+0x26/0x60
[   33.894062][  T305] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 21 16 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 f0 a3 f0 ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 11
[   33.913680][  T305] RSP: 0018:ffffc90000f07ba0 EFLAGS: 00010246
[   33.919768][  T305] RAX: ffff88810f8c1400 RBX: 0000000000000000 RCX: ffff88810f8c1440
[   33.927758][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   33.935751][  T305] RBP: ffffc90000f07bb0 R08: ffffffff87b767e7 R09: 1ffffffff0f6ecfc
[   33.943743][  T305] R10: dffffc0000000000 R11: fffffbfff0f6ecfd R12: ffff888121d5e65c
[   33.951752][  T305] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   33.959743][  T305] FS:  00005555593ed3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   33.968702][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.975299][  T305] CR2: 0000000000000170 CR3: 0000000121151000 CR4: 00000000003506b0
[   33.983287][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   33.991270][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   33.999254][  T305] Call Trace:
[   34.002542][  T305]  <TASK>
[   34.005489][  T305]  vfs_rmdir+0x24c/0x4f0
[   34.009755][  T305]  incfs_kill_sb+0xfe/0x210
[   34.014285][  T305]  deactivate_locked_super+0xb5/0x120
[   34.019680][  T305]  deactivate_super+0xaf/0xe0
[   34.024372][  T305]  cleanup_mnt+0x45e/0x4e0
[   34.028809][  T305]  __cleanup_mnt+0x19/0x20
[   34.033240][  T305]  task_work_run+0x1e1/0x250
[   34.037846][  T305]  ? __cfi_task_work_run+0x10/0x10
[   34.042975][  T305]  ? path_umount+0x345/0xf60
[   34.047584][  T305]  ? __kasan_slab_free+0x11/0x20
[   34.052562][  T305]  ptrace_notify+0x23f/0x270
[   34.057180][  T305]  ? __cfi_path_umount+0x10/0x10
[   34.062133][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   34.067262][  T305]  ? user_path_at_empty+0x162/0x1c0
[   34.072482][  T305]  ? __x64_sys_umount+0x12d/0x170
[   34.077552][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   34.082949][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   34.088597][  T305]  syscall_exit_work+0x84/0x140
[   34.093464][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   34.099635][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   34.105029][  T305]  do_syscall_64+0x58/0xa0
[   34.109464][  T305]  ? clear_bhb_loop+0x30/0x80
[   34.114162][  T305]  ? clear_bhb_loop+0x30/0x80
[   34.118854][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   34.124764][  T305] RIP: 0033:0x7fd81b0ae527
[   34.129193][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 64 85 09 00 00 00 00 00 eb 96 e8 b1 05 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d8 ff ff ff f7 d8 64 89 02 b8
[   34.148807][  T305] RSP: 002b:00007ffd1d4b1878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   34.157239][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd81b0ae527
[   34.165227][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd1d4b1930
[   34.173212][  T305] RBP: 00007ffd1d4b1930 R08: 00007ffd1d4b2930 R09: 00000000ffffffff
[   34.181200][  T305] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd1d4b29a0
[   34.189180][  T305] R13: 00005555593ee720 R14: 00007ffd1d4b29a0 R15: 0000000000000001
[   34.197187][  T305]  </TASK>
[   34.200227][  T305] Modules linked in:
[   34.204152][  T305] CR2: 0000000000000170
[   34.208317][  T305] ---[ end trace 0000000000000000 ]---
[   34.213780][  T305] RIP: 0010:ihold+0x26/0x60
[   34.218304][  T305] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 21 16 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 f0 a3 f0 ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 11
[   34.237921][  T305] RSP: 0018:ffffc90000f07ba0 EFLAGS: 00010246
[   34.244001][  T305] RAX: ffff88810f8c1400 RBX: 0000000000000000 RCX: ffff88810f8c1440
[   34.251985][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   34.259971][  T305] RBP: ffffc90000f07bb0 R08: ffffffff87b767e7 R09: 1ffffffff0f6ecfc
[   34.267956][  T305] R10: dffffc0000000000 R11: fffffbfff0f6ecfd R12: ffff888121d5e65c
[   34.275968][  T305] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   34.283951][  T305] FS:  00005555593ed3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   34.292897][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.299490][  T305] CR2: 0000000000000170 CR3: 0000000121151000 CR4: 00000000003506b0
[   34.307478][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   34.315458][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   34.323453][  T305] Kernel panic - not syncing: Fatal exception
[   34.330086][  T305] Kernel Offset: disabled
[   34.334411][  T305] Rebooting in 86400 seconds..