./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3858805551

<...>
Warning: Permanently added '10.128.1.20' (ED25519) to the list of known hosts.
execve("./syz-executor3858805551", ["./syz-executor3858805551"], 0x7ffc3efb82a0 /* 10 vars */) = 0
brk(NULL)                               = 0x555570b05000
brk(0x555570b05d00)                     = 0x555570b05d00
arch_prctl(ARCH_SET_FS, 0x555570b05380) = 0
set_tid_address(0x555570b05650)         = 289
set_robust_list(0x555570b05660, 24)     = 0
rseq(0x555570b05ca0, 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-executor3858805551", 4096) = 28
getrandom("\x63\xdd\xa8\xe7\x21\x9f\xf5\xd8", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555570b05d00
brk(0x555570b26d00)                     = 0x555570b26d00
brk(0x555570b27000)                     = 0x555570b27000
mprotect(0x7f78a34a3000, 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.5s5tfF", 0700)       = 0
chmod("./syzkaller.5s5tfF", 0777)       = 0
chdir("./syzkaller.5s5tfF")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555570b05650) = 290
./strace-static-x86_64: Process 290 attached
[pid   290] set_robust_list(0x555570b05660, 24) = 0
[pid   290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   290] getppid()                   = 0
[pid   290] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   290] unshare(CLONE_NEWNS)        = 0
[pid   290] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   290] unshare(CLONE_NEWCGROUP)    = 0
[pid   290] unshare(CLONE_NEWUTS)       = 0
[pid   290] unshare(CLONE_SYSVSEM)      = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] getpid()                    = 1
[pid   290] 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   290] 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   290] unshare(CLONE_NEWNET)       = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   290] write(3, "0 65535", 7)      = 7
[pid   290] close(3)                    = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   290] write(3, "100000", 6)       = 6
[pid   290] close(3)                    = 0
[pid   290] mkdir("./syz-tmp", 0777)    = 0
[pid   290] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   290] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   290] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   290] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   290] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   290] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   290] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] 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   290] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   290] 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   290] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   290] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   290] chdir("/")                  = 0
[pid   290] umount2("./pivot", MNT_DETACH) = 0
[pid   290] chroot("./newroot")         = 0
[pid   290] chdir("/")                  = 0
[pid   290] mkdir("/dev/gadgetfs", 0777) = 0
[   26.357146][   T28] audit: type=1400 audit(1749767001.428:64): avc:  denied  { execmem } for  pid=289 comm="syz-executor385" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   26.380465][   T28] audit: type=1400 audit(1749767001.428:65): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   290] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   290] mkdir("/dev/binderfs", 0777) = 0
[pid   290] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   290] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   290] mkdir("./0", 0777)          = 0
[pid   290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555570b05650) = 2
./strace-static-x86_64: Process 291 attached
[pid   291] set_robust_list(0x555570b05660, 24) = 0
[pid   291] chdir("./0")                = 0
[pid   291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   291] setpgid(0, 0)               = 0
[pid   291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   291] write(3, "1000", 4)         = 4
[   26.404597][   T28] audit: type=1400 audit(1749767001.458:66): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/root/syzkaller.5s5tfF/syz-tmp" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   26.407375][  T290] request_module fs-gadgetfs succeeded, but still no fs?
[pid   291] close(3executing program
)                    = 0
[pid   291] symlink("/dev/binderfs", "./binderfs") = 0
[pid   291] write(1, "executing program\n", 18) = 18
[pid   291] mkdir("./file0", 000)       = 0
[pid   291] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL) = 0
[pid   291] mount("./file0", "./file0", "incremental-fs", 0, NULL) = 0
[pid   291] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   291] exit_group(0)               = ?
[pid   291] +++ exited with 0 +++
[pid   290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2} ---
[pid   290] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid   290] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(3, 0x555570b066f0 /* 6 entries */, 32768) = 176
[pid   290] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   290] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   290] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(4, 0x555570b0e730 /* 2 entries */, 32768) = 48
[pid   290] getdents64(4, 0x555570b0e730 /* 0 entries */, 32768) = 0
[pid   290] close(4)                    = 0
[pid   290] rmdir("./0/.incomplete")    = 0
[pid   290] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   290] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   290] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(4, 0x555570b0e730 /* 2 entries */, 32768) = 48
[pid   290] getdents64(4, 0x555570b0e730 /* 0 entries */, 32768) = 0
[pid   290] close(4)                    = 0
[pid   290] rmdir("./0/.index")         = 0
[   26.430391][   T28] audit: type=1400 audit(1749767001.458:67): avc:  denied  { mount } for  pid=290 comm="syz-executor385" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   26.449280][  T291] incfs: ino conflict with backing FS 9
[   26.462154][   T28] audit: type=1400 audit(1749767001.458:68): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/root/syzkaller.5s5tfF/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
[   26.493283][  T290] ------------[ cut here ]------------
[   26.493682][   T28] audit: type=1400 audit(1749767001.468:69): avc:  denied  { mount } for  pid=290 comm="syz-executor385" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   26.498907][  T290] WARNING: CPU: 0 PID: 290 at fs/inode.c:332 drop_nlink+0xc5/0x110
[   26.521214][   T28] audit: type=1400 audit(1749767001.468:70): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/root/syzkaller.5s5tfF/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
[   26.529234][  T290] Modules linked in:
[   26.529267][  T290] CPU: 0 PID: 290 Comm: syz-executor385 Not tainted 6.1.138-syzkaller-00007-g0c5980110105 #0
[   26.558569][   T28] audit: type=1400 audit(1749767001.468:71): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/root/syzkaller.5s5tfF/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14784 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   26.562268][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   26.573602][   T28] audit: type=1400 audit(1749767001.468:72): avc:  denied  { unmount } for  pid=290 comm="syz-executor385" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   26.601413][  T290] RIP: 0010:drop_nlink+0xc5/0x110
[   26.632196][   T28] audit: type=1400 audit(1749767001.478:73): avc:  denied  { mounton } for  pid=290 comm="syz-executor385" path="/dev/gadgetfs" dev="devtmpfs" ino=570 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   26.637362][  T290] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 d3 eb f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 db 90 ac ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   26.637387][  T290] RSP: 0018:ffffc90000e47b38 EFLAGS: 00010293
[   26.688864][  T290] RAX: ffffffff81c36035 RBX: ffff888123ed0080 RCX: ffff8881069fe540
[   26.697183][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   26.705356][  T290] RBP: ffffc90000e47b60 R08: 0000000000000004 R09: 0000000000000003
[   26.714032][  T290] R10: fffff520001c8f58 R11: 1ffff920001c8f58 R12: dffffc0000000000
[   26.722404][  T290] R13: 1ffff110247da019 R14: ffff888123ed00c8 R15: 0000000000000000
[   26.730647][  T290] FS:  0000555570b05380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   26.740011][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.746705][  T290] CR2: 0000555570b16738 CR3: 0000000121201000 CR4: 00000000003506b0
[   26.755439][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   26.765283][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   26.778625][  T290] Call Trace:
[   26.783839][  T290]  <TASK>
[   26.787100][  T290]  shmem_rmdir+0x5b/0x90
[   26.792690][  T290]  vfs_rmdir+0x393/0x500
[   26.800877][  T290]  incfs_kill_sb+0x105/0x220
[   26.805821][  T290]  deactivate_locked_super+0xb5/0x120
[   26.812494][  T290]  deactivate_super+0xaf/0xe0
[   26.824054][  T290]  cleanup_mnt+0x45f/0x4e0
[   26.829048][  T290]  ? umount_tree+0xe10/0xe10
[   26.835798][  T290]  __cleanup_mnt+0x19/0x20
[   26.841455][  T290]  task_work_run+0x1db/0x240
[   26.846467][  T290]  ? __cfi_task_work_run+0x10/0x10
[   26.852288][  T290]  ? path_umount+0x351/0xf40
[   26.857621][  T290]  ? __kasan_slab_free+0x11/0x20
[   26.863288][  T290]  ptrace_notify+0x221/0x250
[   26.868669][  T290]  ? __cfi_path_umount+0x10/0x10
[   26.874001][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   26.880632][  T290]  ? user_path_at_empty+0x161/0x1c0
[   26.886327][  T290]  ? __x64_sys_umount+0x125/0x160
[   26.891548][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   26.897661][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   26.905889][  T290]  syscall_exit_work+0x84/0x140
[   26.911255][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   26.917754][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   26.923445][  T290]  do_syscall_64+0x58/0xa0
[   26.928046][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.932852][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.938214][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   26.944781][  T290] RIP: 0033:0x7f78a3430ac7
[   26.949532][  T290] 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
[   26.970960][  T290] RSP: 002b:00007ffccdf61408 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   26.980085][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f78a3430ac7
[   26.988485][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffccdf614c0
[   26.997766][  T290] RBP: 00007ffccdf614c0 R08: 0000000000000000 R09: 0000000000000000
[   27.006346][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffccdf62530
[   27.014500][  T290] R13: 0000555570b066c0 R14: 00007ffccdf62530 R15: 0000000000000001
[   27.023167][  T290]  </TASK>
[   27.026269][  T290] ---[ end trace 0000000000000000 ]---
[   27.033411][  T290] ==================================================================
[   27.042705][  T290] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   27.049142][  T290] Write of size 4 at addr 0000000000000170 by task syz-executor385/290
[   27.058205][  T290] 
[   27.060639][  T290] CPU: 0 PID: 290 Comm: syz-executor385 Tainted: G        W          6.1.138-syzkaller-00007-g0c5980110105 #0
[   27.073182][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   27.084001][  T290] Call Trace:
[   27.087701][  T290]  <TASK>
[   27.090692][  T290]  __dump_stack+0x21/0x24
[   27.095424][  T290]  dump_stack_lvl+0xee/0x150
[   27.100325][  T290]  ? __cfi_dump_stack_lvl+0x8/0x8
[   27.105671][  T290]  ? ihold+0x20/0x60
[   27.109888][  T290]  ? ihold+0x20/0x60
[   27.113983][  T290]  print_report+0x3d/0x60
[   27.118657][  T290]  kasan_report+0x122/0x150
[   27.123447][  T290]  ? ihold+0x20/0x60
[   27.127395][  T290]  kasan_check_range+0x280/0x290
[   27.132447][  T290]  __kasan_check_write+0x14/0x20
[   27.138789][  T290]  ihold+0x20/0x60
[   27.143327][  T290]  vfs_rmdir+0x25f/0x500
[   27.147974][  T290]  incfs_kill_sb+0x105/0x220
[   27.152828][  T290]  deactivate_locked_super+0xb5/0x120
[   27.158939][  T290]  deactivate_super+0xaf/0xe0
[   27.163930][  T290]  cleanup_mnt+0x45f/0x4e0
[   27.169118][  T290]  ? umount_tree+0xe10/0xe10
[   27.173938][  T290]  __cleanup_mnt+0x19/0x20
[   27.179534][  T290]  task_work_run+0x1db/0x240
[   27.184606][  T290]  ? __cfi_task_work_run+0x10/0x10
[   27.190153][  T290]  ? path_umount+0x351/0xf40
[   27.195241][  T290]  ? __kasan_slab_free+0x11/0x20
[   27.200315][  T290]  ptrace_notify+0x221/0x250
[   27.204921][  T290]  ? __cfi_path_umount+0x10/0x10
[   27.209867][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   27.215116][  T290]  ? user_path_at_empty+0x161/0x1c0
[   27.220411][  T290]  ? __x64_sys_umount+0x125/0x160
[   27.225705][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   27.231115][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   27.237257][  T290]  syscall_exit_work+0x84/0x140
[   27.242225][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   27.248412][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   27.253816][  T290]  do_syscall_64+0x58/0xa0
[   27.258346][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.263315][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.268109][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   27.274382][  T290] RIP: 0033:0x7f78a3430ac7
[   27.278913][  T290] 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
[   27.301077][  T290] RSP: 002b:00007ffccdf61408 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   27.310645][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f78a3430ac7
[   27.319708][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffccdf614c0
[   27.328645][  T290] RBP: 00007ffccdf614c0 R08: 0000000000000000 R09: 0000000000000000
[   27.337535][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffccdf62530
[   27.346257][  T290] R13: 0000555570b066c0 R14: 00007ffccdf62530 R15: 0000000000000001
[   27.355255][  T290]  </TASK>
[   27.359338][  T290] ==================================================================
[   27.369277][  T290] Disabling lock debugging due to kernel taint
[   27.376985][  T290] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   27.385612][  T290] #PF: supervisor write access in kernel mode
[   27.392208][  T290] #PF: error_code(0x0002) - not-present page
[   27.399560][  T290] PGD 0 P4D 0 
[   27.403146][  T290] Oops: 0002 [#1] PREEMPT SMP KASAN
[   27.408639][  T290] CPU: 0 PID: 290 Comm: syz-executor385 Tainted: G    B   W          6.1.138-syzkaller-00007-g0c5980110105 #0
[   27.421090][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   27.432043][  T290] RIP: 0010:ihold+0x26/0x60
[   27.436762][  T290] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 41 88 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 10 e3 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
[   27.457916][  T290] RSP: 0018:ffffc90000e47b78 EFLAGS: 00010246
[   27.464286][  T290] RAX: ffff8881069fe500 RBX: 0000000000000000 RCX: ffff8881069fe540
[   27.472643][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   27.481333][  T290] RBP: ffffc90000e47b88 R08: dffffc0000000000 R09: fffffbfff0f2cafd
[   27.489412][  T290] R10: fffffbfff0f2cafd R11: 1ffffffff0f2cafc R12: ffff888123ed008c
[   27.497764][  T290] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   27.506048][  T290] FS:  0000555570b05380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   27.515347][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.522265][  T290] CR2: 0000000000000170 CR3: 0000000121201000 CR4: 00000000003506b0
[   27.530912][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   27.539170][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.547159][  T290] Call Trace:
[   27.550449][  T290]  <TASK>
[   27.553390][  T290]  vfs_rmdir+0x25f/0x500
[   27.557817][  T290]  incfs_kill_sb+0x105/0x220
[   27.562697][  T290]  deactivate_locked_super+0xb5/0x120
[   27.568542][  T290]  deactivate_super+0xaf/0xe0
[   27.574035][  T290]  cleanup_mnt+0x45f/0x4e0
[   27.578501][  T290]  ? umount_tree+0xe10/0xe10
[   27.583119][  T290]  __cleanup_mnt+0x19/0x20
[   27.588179][  T290]  task_work_run+0x1db/0x240
[   27.593336][  T290]  ? __cfi_task_work_run+0x10/0x10
[   27.598756][  T290]  ? path_umount+0x351/0xf40
[   27.603395][  T290]  ? __kasan_slab_free+0x11/0x20
[   27.608454][  T290]  ptrace_notify+0x221/0x250
[   27.613271][  T290]  ? __cfi_path_umount+0x10/0x10
[   27.619372][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   27.624963][  T290]  ? user_path_at_empty+0x161/0x1c0
[   27.630539][  T290]  ? __x64_sys_umount+0x125/0x160
[   27.635778][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   27.641286][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   27.647205][  T290]  syscall_exit_work+0x84/0x140
[   27.652195][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   27.658492][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   27.664114][  T290]  do_syscall_64+0x58/0xa0
[   27.668938][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.673684][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.678856][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   27.684874][  T290] RIP: 0033:0x7f78a3430ac7
[   27.689382][  T290] 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
[   27.709721][  T290] RSP: 002b:00007ffccdf61408 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   27.719000][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f78a3430ac7
[   27.727775][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffccdf614c0
[   27.736937][  T290] RBP: 00007ffccdf614c0 R08: 0000000000000000 R09: 0000000000000000
[   27.745836][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffccdf62530
[   27.755038][  T290] R13: 0000555570b066c0 R14: 00007ffccdf62530 R15: 0000000000000001
[   27.763270][  T290]  </TASK>
[   27.766653][  T290] Modules linked in:
[   27.771099][  T290] CR2: 0000000000000170
[   27.775343][  T290] ---[ end trace 0000000000000000 ]---
[   27.781351][  T290] RIP: 0010:ihold+0x26/0x60
[   27.786320][  T290] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 41 88 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 10 e3 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
[   27.808974][  T290] RSP: 0018:ffffc90000e47b78 EFLAGS: 00010246
[   27.815418][  T290] RAX: ffff8881069fe500 RBX: 0000000000000000 RCX: ffff8881069fe540
[   27.824351][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   27.833337][  T290] RBP: ffffc90000e47b88 R08: dffffc0000000000 R09: fffffbfff0f2cafd
[   27.842788][  T290] R10: fffffbfff0f2cafd R11: 1ffffffff0f2cafc R12: ffff888123ed008c
[   27.851759][  T290] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   27.861239][  T290] FS:  0000555570b05380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   27.871362][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.878825][  T290] CR2: 0000000000000170 CR3: 0000000121201000 CR4: 00000000003506b0
[   27.887176][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   27.895633][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.905041][  T290] Kernel panic - not syncing: Fatal exception
[   27.911777][  T290] Kernel Offset: disabled
[   27.916464][  T290] Rebooting in 86400 seconds..