./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2828943216

<...>
Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts.
execve("./syz-executor2828943216", ["./syz-executor2828943216"], 0x7ffcba7afdd0 /* 10 vars */) = 0
brk(NULL)                               = 0x55558c619000
brk(0x55558c619d00)                     = 0x55558c619d00
arch_prctl(ARCH_SET_FS, 0x55558c619380) = 0
set_tid_address(0x55558c619650)         = 291
set_robust_list(0x55558c619660, 24)     = 0
rseq(0x55558c619ca0, 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-executor2828943216", 4096) = 28
getrandom("\xac\xf3\x75\x05\x8a\x1d\xd7\x0a", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558c619d00
brk(0x55558c63ad00)                     = 0x55558c63ad00
brk(0x55558c63b000)                     = 0x55558c63b000
mprotect(0x7fecb603e000, 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.JvCL8v", 0700)       = 0
chmod("./syzkaller.JvCL8v", 0777)       = 0
chdir("./syzkaller.JvCL8v")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c619650) = 292
./strace-static-x86_64: Process 292 attached
[pid   292] set_robust_list(0x55558c619660, 24) = 0
[pid   292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   292] getppid()                   = 0
[pid   292] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   292] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   292] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   292] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   292] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   292] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   292] unshare(CLONE_NEWNS)        = 0
[pid   292] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   292] unshare(CLONE_NEWCGROUP)    = 0
[pid   292] unshare(CLONE_NEWUTS)       = 0
[pid   292] unshare(CLONE_SYSVSEM)      = 0
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   292] getpid()                    = 1
[pid   292] 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   292] 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   292] unshare(CLONE_NEWNET)       = 0
[pid   292] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   292] write(3, "0 65535", 7)      = 7
[pid   292] close(3)                    = 0
[pid   292] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   292] write(3, "100000", 6)       = 6
[pid   292] close(3)                    = 0
[pid   292] mkdir("./syz-tmp", 0777)    = 0
[pid   292] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   292] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   292] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   292] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   292] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   292] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   292] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   292] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   292] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] 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   292] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   292] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   292] 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   292] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   292] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   292] chdir("/")                  = 0
[pid   292] umount2("./pivot", MNT_DETACH) = 0
[pid   292] chroot("./newroot")         = 0
[pid   292] chdir("/")                  = 0
[   25.945405][   T28] audit: type=1400 audit(1748105038.012:64): avc:  denied  { execmem } for  pid=291 comm="syz-executor282" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   25.965947][   T28] audit: type=1400 audit(1748105038.012:65): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   292] mkdir("/dev/gadgetfs", 0777) = 0
[pid   292] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   292] mkdir("/dev/binderfs", 0777) = 0
[pid   292] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   292] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   292] mkdir("./0", 0777)          = 0
[pid   292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c619650) = 2
./strace-static-x86_64: Process 293 attached
[pid   293] set_robust_list(0x55558c619660, 24) = 0
[pid   293] chdir("./0")                = 0
[pid   293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   293] setpgid(0, 0)               = 0
[pid   293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   293] write(3, "1000", 4)         = 4
[pid   293] close(3)                    = 0
[pid   293] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid   293] write(1, "executing program\n", 18) = 18
[pid   293] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   293] mkdir("./file0/file0", 000) = 0
[pid   293] mount("./file0", "./file0/../file0/file0", "incremental-fs", 0, NULL) = 0
[pid   293] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   293] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   293] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   293] exit_group(0)               = ?
[pid   293] +++ exited with 0 +++
[pid   292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[   25.987690][   T28] audit: type=1400 audit(1748105038.032:66): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/root/syzkaller.JvCL8v/syz-tmp" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   25.989987][  T292] request_module fs-gadgetfs succeeded, but still no fs?
[   26.012413][   T28] audit: type=1400 audit(1748105038.042:67): avc:  denied  { mount } for  pid=292 comm="syz-executor282" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   292] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid   292] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0
[pid   292] getdents64(3, 0x55558c61a6f0 /* 4 entries */, 32768) = 112
[pid   292] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|000, st_size=100, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   292] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   292] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=100, ...}, AT_EMPTY_PATH) = 0
[pid   292] getdents64(4, 0x55558c622730 /* 5 entries */, 32768) = 144
[pid   292] umount2("./0/file0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] newfstatat(AT_FDCWD, "./0/file0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   292] umount2("./0/file0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] openat(AT_FDCWD, "./0/file0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
[pid   292] newfstatat(5, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   292] getdents64(5, 0x55558c62a770 /* 2 entries */, 32768) = 48
[pid   292] getdents64(5, 0x55558c62a770 /* 0 entries */, 32768) = 0
[pid   292] close(5)                    = 0
[pid   292] rmdir("./0/file0/.incomplete") = 0
[pid   292] umount2("./0/file0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] newfstatat(AT_FDCWD, "./0/file0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   292] umount2("./0/file0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   292] openat(AT_FDCWD, "./0/file0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
[pid   292] newfstatat(5, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   292] getdents64(5, 0x55558c62a770 /* 2 entries */, 32768) = 48
[pid   292] getdents64(5, 0x55558c62a770 /* 0 entries */, 32768) = 0
[pid   292] close(5)                    = 0
[pid   292] rmdir("./0/file0/.index")   = 0
[   26.041316][   T28] audit: type=1400 audit(1748105038.042:68): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/root/syzkaller.JvCL8v/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
[   26.066802][   T28] audit: type=1400 audit(1748105038.042:69): avc:  denied  { mount } for  pid=292 comm="syz-executor282" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   26.089100][  T292] ------------[ cut here ]------------
[   26.089275][   T28] audit: type=1400 audit(1748105038.042:70): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/root/syzkaller.JvCL8v/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
[   26.094639][  T292] WARNING: CPU: 0 PID: 292 at fs/inode.c:332 drop_nlink+0xc5/0x110
[   26.121260][   T28] audit: type=1400 audit(1748105038.042:71): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/root/syzkaller.JvCL8v/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=15218 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   26.129152][  T292] Modules linked in:
[   26.156923][   T28] audit: type=1400 audit(1748105038.042:72): avc:  denied  { unmount } for  pid=292 comm="syz-executor282" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   26.160551][  T292] CPU: 0 PID: 292 Comm: syz-executor282 Not tainted 6.1.134-syzkaller-00039-g3c6d0251e1fb #0
[   26.180282][   T28] audit: type=1400 audit(1748105038.052:73): avc:  denied  { mounton } for  pid=292 comm="syz-executor282" path="/dev/gadgetfs" dev="devtmpfs" ino=570 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   26.190320][  T292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   26.190345][  T292] RIP: 0010:drop_nlink+0xc5/0x110
[   26.228348][  T292] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 63 ee f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 2b 9a ac ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   26.248073][  T292] RSP: 0018:ffffc90000d77b38 EFLAGS: 00010293
[   26.254176][  T292] RAX: ffffffff81c34e75 RBX: ffff888125598080 RCX: ffff8881003ee540
[   26.262207][  T292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   26.270185][  T292] RBP: ffffc90000d77b60 R08: 0000000000000004 R09: 0000000000000003
[   26.278196][  T292] R10: fffff520001aef58 R11: 1ffff920001aef58 R12: dffffc0000000000
[   26.286260][  T292] R13: 1ffff11024ab3019 R14: ffff8881255980c8 R15: 0000000000000000
[   26.294305][  T292] FS:  000055558c619380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   26.303371][  T292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.309993][  T292] CR2: 000055558c632778 CR3: 00000001241d6000 CR4: 00000000003506b0
[   26.318074][  T292] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   26.326100][  T292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   26.334151][  T292] Call Trace:
[   26.337457][  T292]  <TASK>
[   26.340393][  T292]  shmem_rmdir+0x5b/0x90
[   26.344703][  T292]  vfs_rmdir+0x393/0x500
[   26.348981][  T292]  incfs_kill_sb+0x105/0x220
[   26.353630][  T292]  deactivate_locked_super+0xb5/0x120
[   26.359020][  T292]  deactivate_super+0xaf/0xe0
[   26.363739][  T292]  cleanup_mnt+0x45f/0x4e0
[   26.368175][  T292]  __cleanup_mnt+0x19/0x20
[   26.372653][  T292]  task_work_run+0x1db/0x240
[   26.377262][  T292]  ? __cfi_task_work_run+0x10/0x10
[   26.382436][  T292]  ? path_umount+0x1f0/0xe20
[   26.387052][  T292]  ptrace_notify+0x221/0x250
[   26.391696][  T292]  ? __cfi_path_umount+0x10/0x10
[   26.396661][  T292]  ? __cfi_ptrace_notify+0x10/0x10
[   26.401848][  T292]  ? user_path_at_empty+0x161/0x1c0
[   26.407070][  T292]  ? __x64_sys_umount+0x125/0x160
[   26.412133][  T292]  ? __cfi___x64_sys_umount+0x10/0x10
[   26.417519][  T292]  ? fpregs_restore_userregs+0x128/0x260
[   26.423204][  T292]  syscall_exit_work+0x84/0x140
[   26.428075][  T292]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   26.434261][  T292]  syscall_exit_to_user_mode+0xd/0x30
[   26.439644][  T292]  do_syscall_64+0x58/0xa0
[   26.444179][  T292]  ? clear_bhb_loop+0x15/0x70
[   26.448867][  T292]  ? clear_bhb_loop+0x15/0x70
[   26.453622][  T292]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   26.459547][  T292] RIP: 0033:0x7fecb5fcbac7
[   26.464006][  T292] 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
[   26.483680][  T292] RSP: 002b:00007fff0c485e68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   26.492163][  T292] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fecb5fcbac7
[   26.500139][  T292] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff0c485f20
[   26.508161][  T292] RBP: 00007fff0c485f20 R08: 0000000000000000 R09: 0000000000000000
[   26.516221][  T292] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff0c487010
[   26.524243][  T292] R13: 000055558c622700 R14: 00007fff0c488080 R15: 0000000000000001
[   26.532257][  T292]  </TASK>
[   26.535277][  T292] ---[ end trace 0000000000000000 ]---
[   26.540862][  T292] ==================================================================
[   26.548926][  T292] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   26.555222][  T292] Write of size 4 at addr 0000000000000170 by task syz-executor282/292
[   26.563447][  T292] 
[   26.565791][  T292] CPU: 1 PID: 292 Comm: syz-executor282 Tainted: G        W          6.1.134-syzkaller-00039-g3c6d0251e1fb #0
[   26.577417][  T292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   26.587475][  T292] Call Trace:
[   26.590752][  T292]  <TASK>
[   26.593678][  T292]  __dump_stack+0x21/0x24
[   26.598015][  T292]  dump_stack_lvl+0xee/0x150
[   26.602603][  T292]  ? __cfi_dump_stack_lvl+0x8/0x8
[   26.607625][  T292]  ? ihold+0x20/0x60
[   26.611518][  T292]  ? ihold+0x20/0x60
[   26.615420][  T292]  print_report+0x3d/0x60
[   26.619738][  T292]  kasan_report+0x122/0x150
[   26.624229][  T292]  ? ihold+0x20/0x60
[   26.628121][  T292]  kasan_check_range+0x280/0x290
[   26.633047][  T292]  __kasan_check_write+0x14/0x20
[   26.637976][  T292]  ihold+0x20/0x60
[   26.641690][  T292]  vfs_rmdir+0x25f/0x500
[   26.645918][  T292]  incfs_kill_sb+0x105/0x220
[   26.650494][  T292]  deactivate_locked_super+0xb5/0x120
[   26.655940][  T292]  deactivate_super+0xaf/0xe0
[   26.660611][  T292]  cleanup_mnt+0x45f/0x4e0
[   26.665024][  T292]  __cleanup_mnt+0x19/0x20
[   26.669433][  T292]  task_work_run+0x1db/0x240
[   26.674015][  T292]  ? __cfi_task_work_run+0x10/0x10
[   26.679116][  T292]  ? path_umount+0x1f0/0xe20
[   26.683692][  T292]  ptrace_notify+0x221/0x250
[   26.688365][  T292]  ? __cfi_path_umount+0x10/0x10
[   26.693292][  T292]  ? __cfi_ptrace_notify+0x10/0x10
[   26.698395][  T292]  ? user_path_at_empty+0x161/0x1c0
[   26.703583][  T292]  ? __x64_sys_umount+0x125/0x160
[   26.708598][  T292]  ? __cfi___x64_sys_umount+0x10/0x10
[   26.713962][  T292]  ? fpregs_restore_userregs+0x128/0x260
[   26.719587][  T292]  syscall_exit_work+0x84/0x140
[   26.724433][  T292]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   26.730590][  T292]  syscall_exit_to_user_mode+0xd/0x30
[   26.735964][  T292]  do_syscall_64+0x58/0xa0
[   26.740375][  T292]  ? clear_bhb_loop+0x15/0x70
[   26.745043][  T292]  ? clear_bhb_loop+0x15/0x70
[   26.749709][  T292]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   26.755595][  T292] RIP: 0033:0x7fecb5fcbac7
[   26.759998][  T292] 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
[   26.779607][  T292] RSP: 002b:00007fff0c485e68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   26.788018][  T292] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fecb5fcbac7
[   26.795979][  T292] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff0c485f20
[   26.803936][  T292] RBP: 00007fff0c485f20 R08: 0000000000000000 R09: 0000000000000000
[   26.811916][  T292] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff0c487010
[   26.819873][  T292] R13: 000055558c622700 R14: 00007fff0c488080 R15: 0000000000000001
[   26.827834][  T292]  </TASK>
[   26.830837][  T292] ==================================================================
[   26.839074][  T292] Disabling lock debugging due to kernel taint
[   26.845284][  T292] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   26.853089][  T292] #PF: supervisor write access in kernel mode
[   26.859169][  T292] #PF: error_code(0x0002) - not-present page
[   26.865128][  T292] PGD 0 P4D 0 
[   26.868492][  T292] Oops: 0002 [#1] PREEMPT SMP KASAN
[   26.873675][  T292] CPU: 1 PID: 292 Comm: syz-executor282 Tainted: G    B   W          6.1.134-syzkaller-00039-g3c6d0251e1fb #0
[   26.885283][  T292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   26.895324][  T292] RIP: 0010:ihold+0x26/0x60
[   26.899824][  T292] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 91 91 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 a0 e5 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 81
[   26.919420][  T292] RSP: 0018:ffffc90000d77b78 EFLAGS: 00010246
[   26.925485][  T292] RAX: ffff8881003ee500 RBX: 0000000000000000 RCX: ffff8881003ee540
[   26.933449][  T292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   26.941407][  T292] RBP: ffffc90000d77b88 R08: dffffc0000000000 R09: fffffbfff0f2ccfd
[   26.949364][  T292] R10: fffffbfff0f2ccfd R11: 1ffffffff0f2ccfc R12: ffff88812559808c
[   26.957321][  T292] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   26.965305][  T292] FS:  000055558c619380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   26.974222][  T292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.980793][  T292] CR2: 0000000000000170 CR3: 00000001241d6000 CR4: 00000000003506a0
[   26.988895][  T292] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   26.996875][  T292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.004904][  T292] Call Trace:
[   27.008200][  T292]  <TASK>
[   27.011126][  T292]  vfs_rmdir+0x25f/0x500
[   27.015372][  T292]  incfs_kill_sb+0x105/0x220
[   27.019965][  T292]  deactivate_locked_super+0xb5/0x120
[   27.025334][  T292]  deactivate_super+0xaf/0xe0
[   27.030008][  T292]  cleanup_mnt+0x45f/0x4e0
[   27.034423][  T292]  __cleanup_mnt+0x19/0x20
[   27.038880][  T292]  task_work_run+0x1db/0x240
[   27.043491][  T292]  ? __cfi_task_work_run+0x10/0x10
[   27.048608][  T292]  ? path_umount+0x1f0/0xe20
[   27.053201][  T292]  ptrace_notify+0x221/0x250
[   27.057799][  T292]  ? __cfi_path_umount+0x10/0x10
[   27.062731][  T292]  ? __cfi_ptrace_notify+0x10/0x10
[   27.067848][  T292]  ? user_path_at_empty+0x161/0x1c0
[   27.073036][  T292]  ? __x64_sys_umount+0x125/0x160
[   27.078048][  T292]  ? __cfi___x64_sys_umount+0x10/0x10
[   27.083408][  T292]  ? fpregs_restore_userregs+0x128/0x260
[   27.089030][  T292]  syscall_exit_work+0x84/0x140
[   27.093867][  T292]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   27.100005][  T292]  syscall_exit_to_user_mode+0xd/0x30
[   27.105365][  T292]  do_syscall_64+0x58/0xa0
[   27.109773][  T292]  ? clear_bhb_loop+0x15/0x70
[   27.114433][  T292]  ? clear_bhb_loop+0x15/0x70
[   27.119093][  T292]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   27.124978][  T292] RIP: 0033:0x7fecb5fcbac7
[   27.129380][  T292] 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
[   27.148977][  T292] RSP: 002b:00007fff0c485e68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   27.157404][  T292] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fecb5fcbac7
[   27.165365][  T292] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff0c485f20
[   27.173325][  T292] RBP: 00007fff0c485f20 R08: 0000000000000000 R09: 0000000000000000
[   27.181282][  T292] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff0c487010
[   27.189237][  T292] R13: 000055558c622700 R14: 00007fff0c488080 R15: 0000000000000001
[   27.197200][  T292]  </TASK>
[   27.200202][  T292] Modules linked in:
[   27.204092][  T292] CR2: 0000000000000170
[   27.208235][  T292] ---[ end trace 0000000000000000 ]---
[   27.213683][  T292] RIP: 0010:ihold+0x26/0x60
[   27.218195][  T292] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 91 91 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 a0 e5 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 81
[   27.237800][  T292] RSP: 0018:ffffc90000d77b78 EFLAGS: 00010246
[   27.243866][  T292] RAX: ffff8881003ee500 RBX: 0000000000000000 RCX: ffff8881003ee540
[   27.251828][  T292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   27.259786][  T292] RBP: ffffc90000d77b88 R08: dffffc0000000000 R09: fffffbfff0f2ccfd
[   27.267746][  T292] R10: fffffbfff0f2ccfd R11: 1ffffffff0f2ccfc R12: ffff88812559808c
[   27.275707][  T292] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   27.283667][  T292] FS:  000055558c619380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   27.292586][  T292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.299157][  T292] CR2: 0000000000000170 CR3: 00000001241d6000 CR4: 00000000003506a0
[   27.307120][  T292] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   27.315081][  T292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.323044][  T292] Kernel panic - not syncing: Fatal exception
[   27.329375][  T292] Kernel Offset: disabled
[   27.333695][  T292] Rebooting in 86400 seconds..