ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor4182187325

<...>
Warning: Permanently added '10.128.1.5' (ED25519) to the list of known hosts.
execve("ci2-android-6-1/syz-executor4182187325", ["ci2-android-6-1/syz-executor4182187325"], 0x7ffc5281cc00 /* 10 vars */) = 0
brk(NULL)                               = 0x55555cb0e000
brk(0x55555cb0ed40)                     = 0x55555cb0ed40
arch_prctl(ARCH_SET_FS, 0x55555cb0e3c0) = 0
set_tid_address(0x55555cb0e690)         = 305
set_robust_list(0x55555cb0e6a0, 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-executor4182187325", 4096) = 44
getrandom("\x05\x30\x68\xad\x51\xa7\x6d\xd4", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55555cb0ed40
brk(0x55555cb2fd40)                     = 0x55555cb2fd40
brk(0x55555cb30000)                     = 0x55555cb30000
mprotect(0x7fa49c92b000, 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("\xa5\x8a\x96\xfb\xc1\xf7\x1d\x40", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.ZpaKvR", 0700)       = 0
chmod("./syzkaller.ZpaKvR", 0777)       = 0
chdir("./syzkaller.ZpaKvR")             = 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=0x55555cb0e690) = 306
ci2-android-6-1/strace-static-x86_64: Process 306 attached
[pid   305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   306] set_robust_list(0x55555cb0e6a0, 24) = 0
[pid   306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   306] getppid()                   = 0
[pid   306] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   306] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   306] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   306] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   306] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   306] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   306] unshare(CLONE_NEWNS)        = 0
[pid   306] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   306] unshare(CLONE_NEWCGROUP)    = 0
[pid   306] unshare(CLONE_NEWUTS)       = 0
[pid   306] unshare(CLONE_SYSVSEM)      = 0
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   306] getpid()                    = 1
[pid   306] 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   306] 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   306] unshare(CLONE_NEWNET)       = 0
[pid   306] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   306] write(3, "0 65535", 7)      = 7
[pid   306] close(3)                    = 0
[pid   306] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   306] write(3, "100000", 6)       = 6
[pid   306] close(3)                    = 0
[pid   306] mkdir("./syz-tmp", 0777)    = 0
[pid   306] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   306] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   306] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   306] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   306] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   306] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   306] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   306] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   306] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] 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   306] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   306] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   306] 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   306] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   306] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   306] chdir("/")                  = 0
[   21.561176][   T28] audit: type=1400 audit(1793151643.487:64): avc:  denied  { execmem } for  pid=305 comm="syz-executor418" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   21.583097][   T28] audit: type=1400 audit(1793151643.507:65): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   306] umount2("./pivot", MNT_DETACH) = 0
[pid   306] chroot("./newroot")         = 0
[pid   306] chdir("/")                  = 0
[pid   306] mkdir("/dev/gadgetfs", 0777) = 0
[pid   306] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   306] mkdir("/dev/binderfs", 0777) = 0
[pid   306] mount("binder", "/dev/binderfs", "binder", 0, "stats=global") = 0
[pid   306] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   306] mkdir("./0", 0777)          = 0
[pid   306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555cb0e690) = 2
[pid   306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
ci2-android-6-1/strace-static-x86_64: Process 307 attached
[pid   307] set_robust_list(0x55555cb0e6a0, 24) = 0
[pid   307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   307] chdir("./0")                = 0
[pid   307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   307] setpgid(0, 0)               = 0
[pid   307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   307] write(3, "1000", 4)         = 4
[pid   307] close(3)                    = 0
[pid   307] symlink("/dev/binderfs", "./binderfs") = 0
[pid   307] write(1, "executing program\n", 18) = 18
[pid   307] mkdir("./bus", 000)         = 0
executing program
[   21.605753][   T28] audit: type=1400 audit(1793151643.507:66): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/root/syzkaller.ZpaKvR/syz-tmp" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   21.606862][  T306] request_module fs-gadgetfs succeeded, but still no fs?
[   21.630481][   T28] audit: type=1400 audit(1793151643.507:67): avc:  denied  { mount } for  pid=306 comm="syz-executor418" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   307] mount(".", "./bus", "incremental-fs", MS_NOSUID|MS_REC|MS_I_VERSION|MS_STRICTATIME, NULL) = 0
[pid   307] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   307] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   307] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   307] exit_group(0)               = ?
[pid   307] +++ exited with 0 +++
[pid   306] --- 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   306] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0
[pid   306] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   306] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   306] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid   306] getdents64(3, 0x55555cb0f750 /* 6 entries */, 32768) = 168
[pid   306] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   306] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   306] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   306] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   306] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   306] getdents64(4, 0x55555cb17790 /* 2 entries */, 32768) = 48
[pid   306] getdents64(4, 0x55555cb17790 /* 0 entries */, 32768) = 0
[pid   306] close(4)                    = 0
[pid   306] rmdir("./0/.incomplete")    = 0
[pid   306] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   306] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   306] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   306] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   306] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   306] getdents64(4, 0x55555cb17790 /* 2 entries */, 32768) = 48
[pid   306] getdents64(4, 0x55555cb17790 /* 0 entries */, 32768) = 0
[pid   306] close(4)                    = 0
[pid   306] rmdir("./0/.index")         = 0
[   21.642454][  T307] incfs: ino conflict with backing FS 9
[   21.659870][   T28] audit: type=1400 audit(1793151643.507:68): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/root/syzkaller.ZpaKvR/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
[   21.690182][   T28] audit: type=1400 audit(1793151643.507:69): avc:  denied  { mount } for  pid=306 comm="syz-executor418" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   21.690361][  T306] ------------[ cut here ]------------
[   21.712097][   T28] audit: type=1400 audit(1793151643.507:70): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/root/syzkaller.ZpaKvR/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
[   21.717559][  T306] WARNING: CPU: 0 PID: 306 at fs/inode.c:335 drop_nlink+0xc5/0x110
[   21.744390][   T28] audit: type=1400 audit(1793151643.507:71): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/root/syzkaller.ZpaKvR/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=15117 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   21.752072][  T306] Modules linked in:
[   21.779705][   T28] audit: type=1400 audit(1793151643.537:72): avc:  denied  { unmount } for  pid=306 comm="syz-executor418" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   21.783444][  T306] CPU: 0 PID: 306 Comm: syz-executor418 Not tainted syzkaller #0
[   21.803155][   T28] audit: type=1400 audit(1793151643.537:73): avc:  denied  { mounton } for  pid=306 comm="syz-executor418" path="/dev/gadgetfs" dev="devtmpfs" ino=570 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   21.810768][  T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   21.810778][  T306] RIP: 0010:drop_nlink+0xc5/0x110
[   21.848677][  T306] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 03 aa f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 db 0b ab ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   21.868336][  T306] RSP: 0018:ffffc90000ef7b60 EFLAGS: 00010293
[   21.874403][  T306] RAX: ffffffff81c66745 RBX: ffff888123848810 RCX: ffff88810f5b8000
[   21.882402][  T306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   21.890406][  T306] RBP: ffffc90000ef7b88 R08: 0000000000000003 R09: 0000000000000004
[   21.898392][  T306] R10: dffffc0000000000 R11: fffff520001def5c R12: dffffc0000000000
[   21.906410][  T306] R13: 1ffff1102470910b R14: ffff888123848858 R15: 0000000000000000
[   21.914380][  T306] FS:  000055555cb0e3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   21.923333][  T306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.929939][  T306] CR2: 000055555cb1f798 CR3: 000000012180a000 CR4: 00000000003506b0
[   21.937928][  T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   21.945931][  T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   21.953904][  T306] Call Trace:
[   21.957185][  T306]  <TASK>
[   21.960106][  T306]  shmem_rmdir+0x5b/0x90
[   21.964333][  T306]  vfs_rmdir+0x381/0x4f0
[   21.968582][  T306]  incfs_kill_sb+0xfe/0x210
[   21.973081][  T306]  deactivate_locked_super+0xb5/0x120
[   21.978456][  T306]  deactivate_super+0xaf/0xe0
[   21.983125][  T306]  cleanup_mnt+0x45e/0x4e0
[   21.987556][  T306]  __cleanup_mnt+0x19/0x20
[   21.991962][  T306]  task_work_run+0x1e1/0x250
[   21.996558][  T306]  ? __cfi_task_work_run+0x10/0x10
[   22.001663][  T306]  ? path_umount+0x345/0xf60
[   22.006264][  T306]  ? __kasan_slab_free+0x11/0x20
[   22.011199][  T306]  ptrace_notify+0x23f/0x270
[   22.015793][  T306]  ? __cfi_path_umount+0x10/0x10
[   22.020726][  T306]  ? __cfi_ptrace_notify+0x10/0x10
[   22.025842][  T306]  ? user_path_at_empty+0x162/0x1c0
[   22.031035][  T306]  ? __x64_sys_umount+0x12d/0x170
[   22.036063][  T306]  ? __cfi___x64_sys_umount+0x10/0x10
[   22.041489][  T306]  ? fpregs_restore_userregs+0x128/0x260
[   22.047140][  T306]  syscall_exit_work+0x84/0x140
[   22.051996][  T306]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   22.058334][  T306]  syscall_exit_to_user_mode+0xd/0x30
[   22.063708][  T306]  do_syscall_64+0x58/0xa0
[   22.068127][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.072799][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.077485][  T306]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   22.083376][  T306] RIP: 0033:0x7fa49c898527
[   22.087806][  T306] 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
[   22.107458][  T306] RSP: 002b:00007ffdfb4eb738 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   22.115888][  T306] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa49c898527
[   22.123851][  T306] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdfb4eb7f0
[   22.131828][  T306] RBP: 00007ffdfb4eb7f0 R08: 00007ffdfb4ec7f0 R09: 00000000ffffffff
[   22.139840][  T306] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfb4ec860
[   22.147844][  T306] R13: 000055555cb0f720 R14: 00007ffdfb4ec860 R15: 0000000000000001
[   22.155829][  T306]  </TASK>
[   22.158833][  T306] ---[ end trace 0000000000000000 ]---
[   22.164376][  T306] ==================================================================
[   22.172421][  T306] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   22.178647][  T306] Write of size 4 at addr 0000000000000170 by task syz-executor418/306
[   22.186857][  T306] 
[   22.189157][  T306] CPU: 1 PID: 306 Comm: syz-executor418 Tainted: G        W          syzkaller #0
[   22.198337][  T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   22.208386][  T306] Call Trace:
[   22.211642][  T306]  <TASK>
[   22.214564][  T306]  __dump_stack+0x21/0x24
[   22.218892][  T306]  dump_stack_lvl+0x110/0x170
[   22.223544][  T306]  ? __cfi_dump_stack_lvl+0x8/0x8
[   22.228542][  T306]  ? __cfi_call_rcu+0x10/0x10
[   22.233212][  T306]  ? ihold+0x20/0x60
[   22.237083][  T306]  ? ihold+0x20/0x60
[   22.240953][  T306]  print_report+0x3d/0x60
[   22.245382][  T306]  kasan_report+0x122/0x150
[   22.250150][  T306]  ? ihold+0x20/0x60
[   22.254066][  T306]  kasan_check_range+0x249/0x2a0
[   22.258990][  T306]  __kasan_check_write+0x14/0x20
[   22.263911][  T306]  ihold+0x20/0x60
[   22.267610][  T306]  vfs_rmdir+0x24c/0x4f0
[   22.271834][  T306]  incfs_kill_sb+0xfe/0x210
[   22.276319][  T306]  deactivate_locked_super+0xb5/0x120
[   22.281673][  T306]  deactivate_super+0xaf/0xe0
[   22.286339][  T306]  cleanup_mnt+0x45e/0x4e0
[   22.290735][  T306]  __cleanup_mnt+0x19/0x20
[   22.295126][  T306]  task_work_run+0x1e1/0x250
[   22.299696][  T306]  ? __cfi_task_work_run+0x10/0x10
[   22.304786][  T306]  ? path_umount+0x345/0xf60
[   22.309367][  T306]  ? __kasan_slab_free+0x11/0x20
[   22.314280][  T306]  ptrace_notify+0x23f/0x270
[   22.318849][  T306]  ? __cfi_path_umount+0x10/0x10
[   22.323769][  T306]  ? __cfi_ptrace_notify+0x10/0x10
[   22.328859][  T306]  ? user_path_at_empty+0x162/0x1c0
[   22.334049][  T306]  ? __x64_sys_umount+0x12d/0x170
[   22.339051][  T306]  ? __cfi___x64_sys_umount+0x10/0x10
[   22.344402][  T306]  ? fpregs_restore_userregs+0x128/0x260
[   22.350028][  T306]  syscall_exit_work+0x84/0x140
[   22.354857][  T306]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   22.361001][  T306]  syscall_exit_to_user_mode+0xd/0x30
[   22.366352][  T306]  do_syscall_64+0x58/0xa0
[   22.370742][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.375396][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.380050][  T306]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   22.385917][  T306] RIP: 0033:0x7fa49c898527
[   22.390312][  T306] 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
[   22.409892][  T306] RSP: 002b:00007ffdfb4eb738 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   22.418302][  T306] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa49c898527
[   22.426250][  T306] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdfb4eb7f0
[   22.434218][  T306] RBP: 00007ffdfb4eb7f0 R08: 00007ffdfb4ec7f0 R09: 00000000ffffffff
[   22.442190][  T306] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfb4ec860
[   22.450141][  T306] R13: 000055555cb0f720 R14: 00007ffdfb4ec860 R15: 0000000000000001
[   22.458091][  T306]  </TASK>
[   22.461087][  T306] ==================================================================
[   22.469350][  T306] Disabling lock debugging due to kernel taint
[   22.475541][  T306] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   22.483337][  T306] #PF: supervisor write access in kernel mode
[   22.489382][  T306] #PF: error_code(0x0002) - not-present page
[   22.495338][  T306] PGD 0 P4D 0 
[   22.498697][  T306] Oops: 0002 [#1] PREEMPT SMP KASAN
[   22.503874][  T306] CPU: 1 PID: 306 Comm: syz-executor418 Tainted: G    B   W          syzkaller #0
[   22.513042][  T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   22.523078][  T306] RIP: 0010:ihold+0x26/0x60
[   22.527571][  T306] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 41 03 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 40 a1 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 31
[   22.547159][  T306] RSP: 0018:ffffc90000ef7ba0 EFLAGS: 00010246
[   22.553209][  T306] RAX: ffff88810f5b8000 RBX: 0000000000000000 RCX: ffff88810f5b8000
[   22.561166][  T306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   22.569119][  T306] RBP: ffffc90000ef7bb0 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
[   22.577074][  T306] R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: ffff88812384881c
[   22.585024][  T306] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   22.592979][  T306] FS:  000055555cb0e3c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   22.601892][  T306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.608454][  T306] CR2: 0000000000000170 CR3: 000000012180a000 CR4: 00000000003506a0
[   22.616416][  T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.624368][  T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.632317][  T306] Call Trace:
[   22.635575][  T306]  <TASK>
[   22.638487][  T306]  vfs_rmdir+0x24c/0x4f0
[   22.642718][  T306]  incfs_kill_sb+0xfe/0x210
[   22.647221][  T306]  deactivate_locked_super+0xb5/0x120
[   22.652578][  T306]  deactivate_super+0xaf/0xe0
[   22.657238][  T306]  cleanup_mnt+0x45e/0x4e0
[   22.661655][  T306]  __cleanup_mnt+0x19/0x20
[   22.666058][  T306]  task_work_run+0x1e1/0x250
[   22.670632][  T306]  ? __cfi_task_work_run+0x10/0x10
[   22.675727][  T306]  ? path_umount+0x345/0xf60
[   22.680304][  T306]  ? __kasan_slab_free+0x11/0x20
[   22.685229][  T306]  ptrace_notify+0x23f/0x270
[   22.689804][  T306]  ? __cfi_path_umount+0x10/0x10
[   22.694727][  T306]  ? __cfi_ptrace_notify+0x10/0x10
[   22.699826][  T306]  ? user_path_at_empty+0x162/0x1c0
[   22.705009][  T306]  ? __x64_sys_umount+0x12d/0x170
[   22.710021][  T306]  ? __cfi___x64_sys_umount+0x10/0x10
[   22.715380][  T306]  ? fpregs_restore_userregs+0x128/0x260
[   22.721001][  T306]  syscall_exit_work+0x84/0x140
[   22.725833][  T306]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   22.731968][  T306]  syscall_exit_to_user_mode+0xd/0x30
[   22.737324][  T306]  do_syscall_64+0x58/0xa0
[   22.741718][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.746378][  T306]  ? clear_bhb_loop+0x30/0x80
[   22.751035][  T306]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   22.756914][  T306] RIP: 0033:0x7fa49c898527
[   22.761307][  T306] 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
[   22.780891][  T306] RSP: 002b:00007ffdfb4eb738 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   22.789286][  T306] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa49c898527
[   22.797237][  T306] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdfb4eb7f0
[   22.805186][  T306] RBP: 00007ffdfb4eb7f0 R08: 00007ffdfb4ec7f0 R09: 00000000ffffffff
[   22.813137][  T306] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfb4ec860
[   22.821090][  T306] R13: 000055555cb0f720 R14: 00007ffdfb4ec860 R15: 0000000000000001
[   22.829046][  T306]  </TASK>
[   22.832050][  T306] Modules linked in:
[   22.835943][  T306] CR2: 0000000000000170
[   22.840163][  T306] ---[ end trace 0000000000000000 ]---
[   22.845596][  T306] RIP: 0010:ihold+0x26/0x60
[   22.850084][  T306] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 41 03 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 40 a1 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 31
[   22.869671][  T306] RSP: 0018:ffffc90000ef7ba0 EFLAGS: 00010246
[   22.875719][  T306] RAX: ffff88810f5b8000 RBX: 0000000000000000 RCX: ffff88810f5b8000
[   22.883675][  T306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   22.891622][  T306] RBP: ffffc90000ef7bb0 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
[   22.899580][  T306] R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: ffff88812384881c
[   22.907549][  T306] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   22.915510][  T306] FS:  000055555cb0e3c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   22.924426][  T306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.930992][  T306] CR2: 0000000000000170 CR3: 000000012180a000 CR4: 00000000003506a0
[   22.938949][  T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.946899][  T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.954859][  T306] Kernel panic - not syncing: Fatal exception
[   22.961120][  T306] Kernel Offset: disabled
[   22.965423][  T306] Rebooting in 86400 seconds..