./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1189260359

<...>
Warning: Permanently added '10.128.1.99' (ED25519) to the list of known hosts.
execve("./syz-executor1189260359", ["./syz-executor1189260359"], 0x7ffccd102080 /* 10 vars */) = 0
brk(NULL)                               = 0x555570bb2000
brk(0x555570bb2d00)                     = 0x555570bb2d00
arch_prctl(ARCH_SET_FS, 0x555570bb2380) = 0
set_tid_address(0x555570bb2650)         = 357
set_robust_list(0x555570bb2660, 24)     = 0
rseq(0x555570bb2ca0, 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-executor1189260359", 4096) = 28
getrandom("\xc3\x26\xd1\x1b\x48\x0f\xf8\x68", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555570bb2d00
brk(0x555570bd3d00)                     = 0x555570bd3d00
brk(0x555570bd4000)                     = 0x555570bd4000
mprotect(0x7f6dc8c89000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
getrandom("\x32\x29\xce\x3b\xdb\xfc\x63\xc9", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.A4W59s", 0700)       = 0
chmod("./syzkaller.A4W59s", 0777)       = 0
chdir("./syzkaller.A4W59s")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555570bb2650) = 359
./strace-static-x86_64: Process 359 attached
[pid   359] set_robust_list(0x555570bb2660, 24) = 0
[pid   359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   359] getppid()                   = 0
[pid   359] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   359] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   359] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   359] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   359] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   359] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   359] unshare(CLONE_NEWNS)        = 0
[pid   359] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   359] unshare(CLONE_NEWCGROUP)    = 0
[pid   359] unshare(CLONE_NEWUTS)       = 0
[pid   359] unshare(CLONE_SYSVSEM)      = 0
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   359] getpid()                    = 1
[pid   359] 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, 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, inheritable=0}) = 0
[pid   359] 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, 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, inheritable=0}) = 0
[pid   359] unshare(CLONE_NEWNET)       = 0
[pid   359] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   359] write(3, "0 65535", 7)      = 7
[pid   359] close(3)                    = 0
[pid   359] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   359] write(3, "100000", 6)       = 6
[pid   359] close(3)                    = 0
[pid   359] mkdir("./syz-tmp", 0777)    = 0
[   24.035877][   T23] audit: type=1400 audit(1738440128.449:66): avc:  denied  { execmem } for  pid=357 comm="syz-executor118" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   24.059202][   T23] audit: type=1400 audit(1738440128.479:67): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   359] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   359] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   359] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   359] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   359] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   359] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   359] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   359] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   359] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] 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   359] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   359] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   359] 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   359] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   359] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   359] chdir("/")                  = 0
[   24.101523][   T23] audit: type=1400 audit(1738440128.519:68): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/root/syzkaller.A4W59s/syz-tmp" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   24.125821][   T23] audit: type=1400 audit(1738440128.519:69): avc:  denied  { mount } for  pid=359 comm="syz-executor118" name="/" dev="tmpfs" ino=12306 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   359] umount2("./pivot", MNT_DETACH) = 0
[pid   359] chroot("./newroot")         = 0
[pid   359] chdir("/")                  = 0
[pid   359] mkdir("/dev/gadgetfs", 0777) = 0
[   24.148263][   T23] audit: type=1400 audit(1738440128.559:70): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/root/syzkaller.A4W59s/syz-tmp/newroot/dev" dev="tmpfs" ino=12308 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   24.173744][   T23] audit: type=1400 audit(1738440128.559:71): avc:  denied  { mount } for  pid=359 comm="syz-executor118" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[pid   359] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   359] mkdir("/dev/binderfs", 0777) = 0
[pid   359] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   359] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   359] mkdir("./0", 0777)          = 0
[pid   359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555570bb2650) = 2
./strace-static-x86_64: Process 360 attached
[pid   360] set_robust_list(0x555570bb2660, 24) = 0
[pid   360] chdir("./0")                = 0
[pid   360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   360] setpgid(0, 0)               = 0
[pid   360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   360] write(3, "1000", 4)         = 4
[pid   360] close(3)                    = 0
[pid   360] symlink("/dev/binderfs", "./binderfs") = 0
[pid   360] write(1, "executing program\n", 18executing program
) = 18
[pid   360] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   360] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL) = 0
[pid   360] mount("./file0", "./file0", "incremental-fs", MS_RDONLY, NULL) = 0
[pid   360] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   360] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   360] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   360] exit_group(0)               = ?
[pid   360] +++ exited with 0 +++
[pid   359] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid   359] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid   359] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   359] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   359] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0
[pid   359] getdents64(3, 0x555570bb36f0 /* 6 entries */, 32768) = 176
[pid   359] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   359] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   359] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   359] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   359] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   359] getdents64(4, 0x555570bbb730 /* 2 entries */, 32768) = 48
[pid   359] getdents64(4, 0x555570bbb730 /* 0 entries */, 32768) = 0
[pid   359] close(4)                    = 0
[pid   359] rmdir("./0/.incomplete")    = 0
[pid   359] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   359] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   359] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   359] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   359] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   359] getdents64(4, 0x555570bbb730 /* 2 entries */, 32768) = 48
[pid   359] getdents64(4, 0x555570bbb730 /* 0 entries */, 32768) = 0
[pid   359] close(4)                    = 0
[pid   359] rmdir("./0/.index")         = 0
[   24.177329][  T359] request_module fs-gadgetfs succeeded, but still no fs?
[   24.195499][   T23] audit: type=1400 audit(1738440128.559:72): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/root/syzkaller.A4W59s/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
[   24.228737][   T23] audit: type=1400 audit(1738440128.559:73): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/root/syzkaller.A4W59s/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=12313 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   24.256096][   T23] audit: type=1400 audit(1738440128.569:74): avc:  denied  { unmount } for  pid=359 comm="syz-executor118" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   24.256461][  T359] ------------[ cut here ]------------
[   24.275553][   T23] audit: type=1400 audit(1738440128.599:75): avc:  denied  { mounton } for  pid=359 comm="syz-executor118" path="/dev/gadgetfs" dev="devtmpfs" ino=12316 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   24.280787][  T359] WARNING: CPU: 1 PID: 359 at fs/inode.c:302 drop_nlink+0xbb/0x100
[   24.280795][  T359] Modules linked in:
[   24.315043][  T359] CPU: 1 PID: 359 Comm: syz-executor118 Not tainted 5.4.289-syzkaller-00028-g3f2c17e79750 #0
[   24.325022][  T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[   24.334929][  T359] RIP: 0010:drop_nlink+0xbb/0x100
[   24.339776][  T359] Code: 49 8b 1e 48 8d bb d0 04 00 00 be 08 00 00 00 e8 9b 99 f2 ff f0 48 ff 83 d0 04 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 e5 db c2 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c
[   24.359304][  T359] RSP: 0018:ffff8881ee447b68 EFLAGS: 00010293
[   24.365205][  T359] RAX: ffffffff81a16e8b RBX: 1ffff1103b452a40 RCX: ffff8881f45e9f80
[   24.373016][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.380917][  T359] RBP: 0000000000000000 R08: ffffffff81a16e0f R09: 0000000000000003
[   24.388736][  T359] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881da295200
[   24.396543][  T359] R13: dffffc0000000000 R14: ffff8881da2951b8 R15: dffffc0000000000
[   24.404353][  T359] FS:  0000555570bb2380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   24.413120][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.419549][  T359] CR2: 0000556469b0a338 CR3: 00000001f34e5000 CR4: 00000000003406a0
[   24.427442][  T359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.435251][  T359] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.443060][  T359] Call Trace:
[   24.446209][  T359]  ? __warn+0x162/0x250
[   24.450189][  T359]  ? report_bug+0x3a1/0x4e0
[   24.454522][  T359]  ? drop_nlink+0xbb/0x100
[   24.458775][  T359]  ? drop_nlink+0xbb/0x100
[   24.463036][  T359]  ? do_invalid_op+0x6e/0x110
[   24.467545][  T359]  ? invalid_op+0x1e/0x30
[   24.471710][  T359]  ? drop_nlink+0x3f/0x100
[   24.475963][  T359]  ? drop_nlink+0xbb/0x100
[   24.480218][  T359]  ? drop_nlink+0xbb/0x100
[   24.484471][  T359]  ? drop_nlink+0xbb/0x100
[   24.488721][  T359]  shmem_rmdir+0x54/0x80
[   24.492799][  T359]  vfs_rmdir+0x285/0x3c0
[   24.496881][  T359]  incfs_kill_sb+0x105/0x200
[   24.501307][  T359]  deactivate_locked_super+0xa8/0x110
[   24.506514][  T359]  deactivate_super+0x1e2/0x2a0
[   24.511200][  T359]  ? deactivate_locked_super+0x110/0x110
[   24.516671][  T359]  ? fast_dput+0x7a/0x280
[   24.520836][  T359]  cleanup_mnt+0x44e/0x500
[   24.525089][  T359]  task_work_run+0x140/0x170
[   24.529521][  T359]  ptrace_notify+0x29e/0x350
[   24.533939][  T359]  ? do_notify_parent+0xa10/0xa10
[   24.538808][  T359]  ? ksys_umount+0x3a6/0x410
[   24.543229][  T359]  ? namespace_unlock+0x4e0/0x4e0
[   24.548089][  T359]  ? fpu__clear+0x3c0/0x3c0
[   24.552431][  T359]  syscall_slow_exit_work+0x167/0x400
[   24.557637][  T359]  do_syscall_64+0x19d/0x1c0
[   24.562062][  T359]  entry_SYSCALL_64_after_hwframe+0x5c/0xc1
[   24.567807][  T359] RIP: 0033:0x7f6dc8c16a87
[   24.572132][  T359] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   24.591572][  T359] RSP: 002b:00007ffc0140e6a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.599815][  T359] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f6dc8c16a87
[   24.607630][  T359] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0140e760
[   24.615441][  T359] RBP: 00007ffc0140e760 R08: 0000000000000000 R09: 0000000000000000
[   24.623250][  T359] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc0140f7d0
[   24.631070][  T359] R13: 0000555570bb36c0 R14: 00007ffc0140f7d0 R15: 0000000000000001
[   24.638884][  T359] ---[ end trace a31100b0882404d1 ]---
[   24.644656][  T359] ==================================================================
[   24.652525][  T359] BUG: KASAN: null-ptr-deref in ihold+0x1b/0x50
[   24.658591][  T359] Write of size 4 at addr 0000000000000160 by task syz-executor118/359
[   24.666656][  T359] 
[   24.668853][  T359] CPU: 1 PID: 359 Comm: syz-executor118 Tainted: G        W         5.4.289-syzkaller-00028-g3f2c17e79750 #0
[   24.680200][  T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[   24.690090][  T359] Call Trace:
[   24.693228][  T359]  dump_stack+0x1d8/0x241
[   24.697387][  T359]  ? panic+0x89d/0x89d
[   24.701318][  T359]  ? nf_ct_l4proto_log_invalid+0x258/0x258
[   24.706936][  T359]  ? _raw_spin_trylock_bh+0x190/0x190
[   24.712235][  T359]  ? _raw_spin_unlock+0x49/0x60
[   24.716920][  T359]  ? ihold+0x1b/0x50
[   24.720649][  T359]  __kasan_report+0xe9/0x120
[   24.725077][  T359]  ? ihold+0x1b/0x50
[   24.728805][  T359]  kasan_report+0x30/0x60
[   24.732973][  T359]  check_memory_region+0x272/0x280
[   24.737921][  T359]  ihold+0x1b/0x50
[   24.741491][  T359]  vfs_rmdir+0x1e0/0x3c0
[   24.745560][  T359]  incfs_kill_sb+0x105/0x200
[   24.749984][  T359]  deactivate_locked_super+0xa8/0x110
[   24.755195][  T359]  deactivate_super+0x1e2/0x2a0
[   24.759880][  T359]  ? deactivate_locked_super+0x110/0x110
[   24.765349][  T359]  ? fast_dput+0x7a/0x280
[   24.769513][  T359]  cleanup_mnt+0x44e/0x500
[   24.773766][  T359]  task_work_run+0x140/0x170
[   24.778202][  T359]  ptrace_notify+0x29e/0x350
[   24.782622][  T359]  ? do_notify_parent+0xa10/0xa10
[   24.787478][  T359]  ? ksys_umount+0x3a6/0x410
[   24.791907][  T359]  ? namespace_unlock+0x4e0/0x4e0
[   24.796767][  T359]  ? fpu__clear+0x3c0/0x3c0
[   24.801108][  T359]  syscall_slow_exit_work+0x167/0x400
[   24.806316][  T359]  do_syscall_64+0x19d/0x1c0
[   24.810745][  T359]  entry_SYSCALL_64_after_hwframe+0x5c/0xc1
[   24.816471][  T359] RIP: 0033:0x7f6dc8c16a87
[   24.820722][  T359] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   24.840274][  T359] RSP: 002b:00007ffc0140e6a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.848509][  T359] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f6dc8c16a87
[   24.856319][  T359] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0140e760
[   24.864305][  T359] RBP: 00007ffc0140e760 R08: 0000000000000000 R09: 0000000000000000
[   24.872118][  T359] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc0140f7d0
[   24.880035][  T359] R13: 0000555570bb36c0 R14: 00007ffc0140f7d0 R15: 0000000000000001
[   24.887847][  T359] ==================================================================
[   24.895740][  T359] Disabling lock debugging due to kernel taint
[   24.901851][  T359] BUG: kernel NULL pointer dereference, address: 0000000000000160
[   24.909374][  T359] #PF: supervisor write access in kernel mode
[   24.915270][  T359] #PF: error_code(0x0002) - not-present page
[   24.921087][  T359] PGD 0 P4D 0 
[   24.924302][  T359] Oops: 0002 [#1] PREEMPT SMP KASAN
[   24.929341][  T359] CPU: 1 PID: 359 Comm: syz-executor118 Tainted: G    B   W         5.4.289-syzkaller-00028-g3f2c17e79750 #0
[   24.940705][  T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[   24.950612][  T359] RIP: 0010:ihold+0x20/0x50
[   24.954941][  T359] Code: 0f 1f 84 00 00 00 00 00 66 90 55 53 48 89 fb e8 46 d4 c2 ff 48 8d bb 60 01 00 00 be 04 00 00 00 e8 d5 91 f2 ff bd 01 00 00 00 <f0> 0f c1 ab 60 01 00 00 ff c5 bf 02 00 00 00 89 ee e8 0a d7 c2 ff
[   24.974388][  T359] RSP: 0018:ffff8881ee447ba0 EFLAGS: 00010246
[   24.980376][  T359] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8881f45e9f80
[   24.988187][  T359] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff
[   24.995997][  T359] RBP: 0000000000000001 R08: ffffffff813ae535 R09: 0000000000000003
[   25.003807][  T359] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000
[   25.011617][  T359] R13: dffffc0000000000 R14: ffff8881da2943d8 R15: 0000000000000000
[   25.019429][  T359] FS:  0000555570bb2380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   25.028200][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.034628][  T359] CR2: 0000000000000160 CR3: 00000001f34e5000 CR4: 00000000003406a0
[   25.042440][  T359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   25.050240][  T359] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   25.058049][  T359] Call Trace:
[   25.061187][  T359]  ? __die+0xb4/0x100
[   25.064998][  T359]  ? no_context+0xac7/0xd20
[   25.069337][  T359]  ? is_prefetch+0x4b0/0x4b0
[   25.073763][  T359]  ? __do_page_fault+0xa72/0xbb0
[   25.078537][  T359]  ? __bad_area_nosemaphore+0xc0/0x470
[   25.083832][  T359]  ? page_fault+0x2f/0x40
[   25.087998][  T359]  ? check_panic_on_warn+0x55/0xa0
[   25.092942][  T359]  ? ihold+0x20/0x50
[   25.096678][  T359]  vfs_rmdir+0x1e0/0x3c0
[   25.100758][  T359]  incfs_kill_sb+0x105/0x200
[   25.105185][  T359]  deactivate_locked_super+0xa8/0x110
[   25.110393][  T359]  deactivate_super+0x1e2/0x2a0
[   25.115078][  T359]  ? deactivate_locked_super+0x110/0x110
[   25.120549][  T359]  ? fast_dput+0x7a/0x280
[   25.124711][  T359]  cleanup_mnt+0x44e/0x500
[   25.128966][  T359]  task_work_run+0x140/0x170
[   25.133391][  T359]  ptrace_notify+0x29e/0x350
[   25.137822][  T359]  ? do_notify_parent+0xa10/0xa10
[   25.142679][  T359]  ? ksys_umount+0x3a6/0x410
[   25.147105][  T359]  ? namespace_unlock+0x4e0/0x4e0
[   25.151966][  T359]  ? fpu__clear+0x3c0/0x3c0
[   25.156305][  T359]  syscall_slow_exit_work+0x167/0x400
[   25.161511][  T359]  do_syscall_64+0x19d/0x1c0
[   25.165940][  T359]  entry_SYSCALL_64_after_hwframe+0x5c/0xc1
[   25.171668][  T359] RIP: 0033:0x7f6dc8c16a87
[   25.175921][  T359] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   25.195359][  T359] RSP: 002b:00007ffc0140e6a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   25.203609][  T359] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f6dc8c16a87
[   25.211416][  T359] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0140e760
[   25.219227][  T359] RBP: 00007ffc0140e760 R08: 0000000000000000 R09: 0000000000000000
[   25.227041][  T359] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc0140f7d0
[   25.234854][  T359] R13: 0000555570bb36c0 R14: 00007ffc0140f7d0 R15: 0000000000000001
[   25.242664][  T359] Modules linked in:
[   25.246409][  T359] CR2: 0000000000000160
[   25.250400][  T359] ---[ end trace a31100b0882404d2 ]---
[   25.255705][  T359] RIP: 0010:ihold+0x20/0x50
[   25.260036][  T359] Code: 0f 1f 84 00 00 00 00 00 66 90 55 53 48 89 fb e8 46 d4 c2 ff 48 8d bb 60 01 00 00 be 04 00 00 00 e8 d5 91 f2 ff bd 01 00 00 00 <f0> 0f c1 ab 60 01 00 00 ff c5 bf 02 00 00 00 89 ee e8 0a d7 c2 ff
[   25.279485][  T359] RSP: 0018:ffff8881ee447ba0 EFLAGS: 00010246
[   25.285366][  T359] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8881f45e9f80
[   25.293189][  T359] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff
[   25.300990][  T359] RBP: 0000000000000001 R08: ffffffff813ae535 R09: 0000000000000003
[   25.308803][  T359] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000
[   25.316610][  T359] R13: dffffc0000000000 R14: ffff8881da2943d8 R15: 0000000000000000
[   25.324425][  T359] FS:  0000555570bb2380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[   25.333191][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.339611][  T359] CR2: 0000000000000160 CR3: 00000001f34e5000 CR4: 00000000003406a0
[   25.347428][  T359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   25.355236][  T359] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   25.363045][  T359] Kernel panic - not syncing: Fatal exception
[   25.369142][  T359] Kernel Offset: disabled
[   25.373258][  T359] Rebooting in 86400 seconds..