ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor86104172

<...>
Warning: Permanently added '10.128.1.156' (ED25519) to the list of known hosts.
execve("ci2-android-6-12-rust/syz-executor86104172", ["ci2-android-6-12-rust/syz-executor86104172"], 0x7fff2e13c420 /* 10 vars */) = 0
brk(NULL)                               = 0x555579738000
brk(0x555579738d40)                     = 0x555579738d40
arch_prctl(ARCH_SET_FS, 0x5555797383c0) = 0
set_tid_address(0x555579738690)         = 312
set_robust_list(0x5555797386a0, 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-6-12-rust/syz-executor86104172", 4096) = 48
getrandom("\x5b\xf8\x69\xc2\xfc\xcf\xef\x6a", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555579738d40
brk(0x555579759d40)                     = 0x555579759d40
brk(0x55557975a000)                     = 0x55557975a000
mprotect(0x7fb3ca377000, 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("\xc6\x2d\x09\xa5\x99\xa4\xfb\x52", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.AKzQwY", 0700)       = 0
chmod("./syzkaller.AKzQwY", 0777)       = 0
chdir("./syzkaller.AKzQwY")             = 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=0x555579738690) = 313
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
ci2-android-6-12-rust/strace-static-x86_64: Process 313 attached
[pid   313] set_robust_list(0x5555797386a0, 24) = 0
[pid   313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   313] getppid()                   = 0
[pid   313] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   313] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   313] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   313] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   313] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   313] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   313] unshare(CLONE_NEWNS)        = 0
[pid   313] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   313] unshare(CLONE_NEWCGROUP)    = 0
[pid   313] unshare(CLONE_NEWUTS)       = 0
[pid   313] unshare(CLONE_SYSVSEM)      = 0
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   313] getpid()                    = 1
[pid   313] 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   313] 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   313] unshare(CLONE_NEWNET)       = 0
[pid   313] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   313] write(3, "0 65535", 7)      = 7
[pid   313] close(3)                    = 0
[pid   313] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   313] write(3, "100000", 6)       = 6
[pid   313] close(3)                    = 0
[pid   313] mkdir("./syz-tmp", 0777)    = 0
[   30.877197][   T36] audit: type=1400 audit(1793771103.730:64): avc:  denied  { execmem } for  pid=312 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   30.899248][   T36] audit: type=1400 audit(1793771103.760:65): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   313] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   313] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   313] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   313] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   313] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   313] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   313] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   313] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   313] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] 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   313] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   313] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   313] 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   313] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   313] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   313] chdir("/")                  = 0
[pid   313] umount2("./pivot", MNT_DETACH) = 0
[pid   313] chroot("./newroot")         = 0
[pid   313] chdir("/")                  = 0
[   30.937558][   T36] audit: type=1400 audit(1793771103.790:66): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/root/syzkaller.AKzQwY/syz-tmp" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   30.962301][   T36] audit: type=1400 audit(1793771103.790:67): avc:  denied  { mount } for  pid=313 comm="syz-executor861" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   313] mkdir("/dev/gadgetfs", 0777) = 0
[pid   313] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   313] mkdir("/dev/binderfs", 0777) = 0
[pid   313] mount("binder", "/dev/binderfs", "binder", 0, "stats=global") = 0
[pid   313] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   313] mkdir("./0", 0777)          = 0
[pid   313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   313] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-6-12-rust/strace-static-x86_64: Process 314 attached
 <unfinished ...>
[pid   314] set_robust_list(0x5555797386a0, 24) = 0
[pid   314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   314] chdir("./0")                = 0
[pid   314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   314] setpgid(0, 0)               = 0
[pid   314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   314] write(3, "1000", 4)         = 4
[pid   314] close(3)                    = 0
[pid   314] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid   314] write(1, "executing program\n", 18 <unfinished ...>
[pid   313] <... clone resumed>, child_tidptr=0x555579738690) = 2
[pid   314] <... write resumed>)        = 18
[pid   313] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid   314] mkdir("./bus", 0127 <unfinished ...>
[pid   313] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid   314] <... mkdir resumed>)        = 0
[   30.984957][   T36] audit: type=1400 audit(1793771103.790:68): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/root/syzkaller.AKzQwY/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
[pid   314] mount(".", "./bus", "incremental-fs", MS_NOSUID|MS_REC|MS_SILENT, NULL) = 0
[pid   314] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   314] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   314] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   314] exit_group(0)               = ?
[pid   314] +++ exited with 0 +++
[pid   313] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid   313] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   313] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   313] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid   313] getdents64(3, 0x555579739760 /* 6 entries */, 32768) = 168
[pid   313] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   313] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   313] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   313] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   313] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   313] getdents64(4, 0x5555797417a0 /* 2 entries */, 32768) = 48
[pid   313] getdents64(4, 0x5555797417a0 /* 0 entries */, 32768) = 0
[pid   313] close(4)                    = 0
[pid   313] rmdir("./0/.incomplete")    = 0
[pid   313] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   313] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   313] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   313] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   313] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   313] getdents64(4, 0x5555797417a0 /* 2 entries */, 32768) = 48
[pid   313] getdents64(4, 0x5555797417a0 /* 0 entries */, 32768) = 0
[pid   313] close(4)                    = 0
[pid   313] rmdir("./0/.index")         = 0
[   31.013959][   T36] audit: type=1400 audit(1793771103.790:69): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/root/syzkaller.AKzQwY/syz-tmp/newroot/proc" dev="tmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   31.024794][  T314] incfs: ino conflict with backing FS 9
[   31.049628][   T36] audit: type=1400 audit(1793771103.790:70): avc:  denied  { mount } for  pid=313 comm="syz-executor861" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   31.073259][   T36] audit: type=1400 audit(1793771103.790:71): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/root/syzkaller.AKzQwY/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
[   31.073290][  T313] ------------[ cut here ]------------
[   31.073309][  T313] WARNING: CPU: 0 PID: 313 at fs/inode.c:340 drop_nlink+0xce/0x110
[   31.101638][   T36] audit: type=1400 audit(1793771103.790:72): avc:  denied  { mounton } for  pid=313 comm="syz-executor861" path="/root/syzkaller.AKzQwY/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=2874 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   31.105641][  T313] Modules linked in:
[   31.105680][  T313] CPU: 0 UID: 0 PID: 313 Comm: syz-executor861 Not tainted syzkaller #0 c140e0e572a2730307a15c4db8c6234da3c6df21
[   31.105710][  T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   31.105729][  T313] RIP: 0010:drop_nlink+0xce/0x110
[   31.105766][  T313] Code: 04 00 00 be 08 00 00 00 e8 3f 07 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 02 53 94 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c
[   31.105785][  T313] RSP: 0018:ffffc900011cfb48 EFLAGS: 00010293
[   31.105805][  T313] RAX: ffffffff81f512fe RBX: ffff8881307cf838 RCX: ffff888105b28000
[   31.114379][   T36] audit: type=1400 audit(1793771103.820:73): avc:  denied  { unmount } for  pid=313 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   31.141283][  T313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   31.141307][  T313] RBP: ffffc900011cfb70 R08: 0000000000000003 R09: 0000000000000004
[   31.141321][  T313] R10: dffffc0000000000 R11: fffff52000239f58 R12: dffffc0000000000
[   31.141337][  T313] R13: 1ffff110260f9f10 R14: ffff8881307cf880 R15: 0000000000000000
[   31.141353][  T313] FS:  00005555797383c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000
[   31.267520][  T313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.274186][  T313] CR2: 00005555797497a8 CR3: 000000013067c000 CR4: 00000000003526b0
[   31.282247][  T313] Call Trace:
[   31.285562][  T313]  <TASK>
[   31.288499][  T313]  shmem_rmdir+0x5f/0x90
[   31.293006][  T313]  vfs_rmdir+0x3de/0x560
[   31.297296][  T313]  incfs_kill_sb+0x102/0x220
[   31.301978][  T313]  deactivate_locked_super+0xd2/0x270
[   31.307506][  T313]  deactivate_super+0xb8/0xe0
[   31.312690][  T313]  cleanup_mnt+0x438/0x4d0
[   31.317164][  T313]  __cleanup_mnt+0x1d/0x40
[   31.321684][  T313]  task_work_run+0x1e8/0x260
[   31.326403][  T313]  ? __cfi_task_work_run+0x10/0x10
[   31.331935][  T313]  ? path_umount+0x34a/0xf60
[   31.336650][  T313]  ptrace_notify+0x25a/0x290
[   31.341330][  T313]  ? __cfi_ptrace_notify+0x10/0x10
[   31.346474][  T313]  ? putname+0x113/0x150
[   31.350871][  T313]  ? __x64_sys_umount+0x12e/0x180
[   31.355951][  T313]  ? __cfi___x64_sys_umount+0x10/0x10
[   31.361391][  T313]  syscall_exit_work+0x84/0x150
[   31.366278][  T313]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   31.372502][  T313]  syscall_exit_to_user_mode+0x15/0xb0
[   31.378000][  T313]  do_syscall_64+0x63/0xf0
[   31.382502][  T313]  ? clear_bhb_loop+0x50/0xa0
[   31.387234][  T313]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   31.393197][  T313] RIP: 0033:0x7fb3ca2e4527
[   31.397660][  T313] 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
[   31.417350][  T313] RSP: 002b:00007ffd407143e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   31.425864][  T313] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb3ca2e4527
[   31.433898][  T313] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd407144a0
[   31.441944][  T313] RBP: 00007ffd407144a0 R08: 00007ffd407154a0 R09: 00000000ffffffff
[   31.450004][  T313] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd40715510
[   31.458010][  T313] R13: 0000555579739730 R14: 00007ffd40715510 R15: 0000000000000001
[   31.466167][  T313]  </TASK>
[   31.469263][  T313] ---[ end trace 0000000000000000 ]---
[   31.474880][  T313] ==================================================================
[   31.482976][  T313] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70
[   31.489316][  T313] Write of size 4 at addr 0000000000000168 by task syz-executor861/313
[   31.497575][  T313] 
[   31.499920][  T313] CPU: 1 UID: 0 PID: 313 Comm: syz-executor861 Tainted: G        W          syzkaller #0 c140e0e572a2730307a15c4db8c6234da3c6df21
[   31.499945][  T313] Tainted: [W]=WARN
[   31.499951][  T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   31.499961][  T313] Call Trace:
[   31.499967][  T313]  <TASK>
[   31.499974][  T313]  __dump_stack+0x21/0x30
[   31.499993][  T313]  dump_stack_lvl+0x140/0x1c0
[   31.500007][  T313]  ? __cfi_dump_stack_lvl+0x10/0x10
[   31.500024][  T313]  print_report+0x3d/0x70
[   31.500039][  T313]  kasan_report+0x162/0x1a0
[   31.500057][  T313]  ? ihold+0x24/0x70
[   31.500074][  T313]  ? ihold+0x24/0x70
[   31.500096][  T313]  kasan_check_range+0x25a/0x2b0
[   31.500123][  T313]  __kasan_check_write+0x18/0x20
[   31.500146][  T313]  ihold+0x24/0x70
[   31.500161][  T313]  vfs_rmdir+0x25c/0x560
[   31.500181][  T313]  incfs_kill_sb+0x102/0x220
[   31.500196][  T313]  deactivate_locked_super+0xd2/0x270
[   31.500217][  T313]  deactivate_super+0xb8/0xe0
[   31.500237][  T313]  cleanup_mnt+0x438/0x4d0
[   31.500254][  T313]  __cleanup_mnt+0x1d/0x40
[   31.500270][  T313]  task_work_run+0x1e8/0x260
[   31.500293][  T313]  ? __cfi_task_work_run+0x10/0x10
[   31.500316][  T313]  ? path_umount+0x34a/0xf60
[   31.500338][  T313]  ptrace_notify+0x25a/0x290
[   31.500352][  T313]  ? __cfi_ptrace_notify+0x10/0x10
[   31.500366][  T313]  ? putname+0x113/0x150
[   31.500381][  T313]  ? __x64_sys_umount+0x12e/0x180
[   31.500403][  T313]  ? __cfi___x64_sys_umount+0x10/0x10
[   31.500426][  T313]  syscall_exit_work+0x84/0x150
[   31.500447][  T313]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   31.500469][  T313]  syscall_exit_to_user_mode+0x15/0xb0
[   31.500493][  T313]  do_syscall_64+0x63/0xf0
[   31.500509][  T313]  ? clear_bhb_loop+0x50/0xa0
[   31.500531][  T313]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   31.500553][  T313] RIP: 0033:0x7fb3ca2e4527
[   31.500566][  T313] 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
[   31.500579][  T313] RSP: 002b:00007ffd407143e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   31.500595][  T313] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb3ca2e4527
[   31.500606][  T313] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd407144a0
[   31.500616][  T313] RBP: 00007ffd407144a0 R08: 00007ffd407154a0 R09: 00000000ffffffff
[   31.500627][  T313] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd40715510
[   31.500638][  T313] R13: 0000555579739730 R14: 00007ffd40715510 R15: 0000000000000001
[   31.500651][  T313]  </TASK>
[   31.500656][  T313] ==================================================================
[   31.760575][  T313] Disabling lock debugging due to kernel taint
[   31.766796][  T313] BUG: kernel NULL pointer dereference, address: 0000000000000168
[   31.774624][  T313] #PF: supervisor write access in kernel mode
[   31.780699][  T313] #PF: error_code(0x0002) - not-present page
[   31.786676][  T313] PGD 0 P4D 0 
[   31.790057][  T313] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
[   31.796132][  T313] CPU: 1 UID: 0 PID: 313 Comm: syz-executor861 Tainted: G    B   W          syzkaller #0 c140e0e572a2730307a15c4db8c6234da3c6df21
[   31.809506][  T313] Tainted: [B]=BAD_PAGE, [W]=WARN
[   31.814546][  T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   31.824604][  T313] RIP: 0010:ihold+0x2a/0x70
[   31.829469][  T313] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 ed 49 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 fc fd ed ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 fd
[   31.849090][  T313] RSP: 0018:ffffc900011cfb88 EFLAGS: 00010246
[   31.855175][  T313] RAX: ffff888105b28000 RBX: 0000000000000000 RCX: ffff888105b28000
[   31.863178][  T313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   31.871185][  T313] RBP: ffffc900011cfb98 R08: ffffffff893d8967 R09: 1ffffffff127b12c
[   31.879163][  T313] R10: dffffc0000000000 R11: fffffbfff127b12d R12: 0000000000000000
[   31.887161][  T313] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
[   31.895282][  T313] FS:  00005555797383c0(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
[   31.904268][  T313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.910868][  T313] CR2: 0000000000000168 CR3: 000000013067c000 CR4: 00000000003526b0
[   31.919238][  T313] Call Trace:
[   31.922556][  T313]  <TASK>
[   31.925510][  T313]  vfs_rmdir+0x25c/0x560
[   31.929789][  T313]  incfs_kill_sb+0x102/0x220
[   31.934390][  T313]  deactivate_locked_super+0xd2/0x270
[   31.939776][  T313]  deactivate_super+0xb8/0xe0
[   31.944472][  T313]  cleanup_mnt+0x438/0x4d0
[   31.948915][  T313]  __cleanup_mnt+0x1d/0x40
[   31.953449][  T313]  task_work_run+0x1e8/0x260
[   31.958128][  T313]  ? __cfi_task_work_run+0x10/0x10
[   31.963292][  T313]  ? path_umount+0x34a/0xf60
[   31.967928][  T313]  ptrace_notify+0x25a/0x290
[   31.972534][  T313]  ? __cfi_ptrace_notify+0x10/0x10
[   31.977658][  T313]  ? putname+0x113/0x150
[   31.981918][  T313]  ? __x64_sys_umount+0x12e/0x180
[   31.986970][  T313]  ? __cfi___x64_sys_umount+0x10/0x10
[   31.992367][  T313]  syscall_exit_work+0x84/0x150
[   31.997330][  T313]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   32.003505][  T313]  syscall_exit_to_user_mode+0x15/0xb0
[   32.008987][  T313]  do_syscall_64+0x63/0xf0
[   32.013420][  T313]  ? clear_bhb_loop+0x50/0xa0
[   32.018114][  T313]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   32.024024][  T313] RIP: 0033:0x7fb3ca2e4527
[   32.029072][  T313] 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
[   32.048693][  T313] RSP: 002b:00007ffd407143e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   32.057215][  T313] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb3ca2e4527
[   32.065222][  T313] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd407144a0
[   32.073299][  T313] RBP: 00007ffd407144a0 R08: 00007ffd407154a0 R09: 00000000ffffffff
[   32.081283][  T313] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd40715510
[   32.089271][  T313] R13: 0000555579739730 R14: 00007ffd40715510 R15: 0000000000000001
[   32.097293][  T313]  </TASK>
[   32.100327][  T313] Modules linked in:
[   32.104249][  T313] CR2: 0000000000000168
[   32.108405][  T313] ---[ end trace 0000000000000000 ]---
[   32.113874][  T313] RIP: 0010:ihold+0x2a/0x70
[   32.118478][  T313] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 ed 49 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 fc fd ed ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 fd
[   32.138098][  T313] RSP: 0018:ffffc900011cfb88 EFLAGS: 00010246
[   32.144199][  T313] RAX: ffff888105b28000 RBX: 0000000000000000 RCX: ffff888105b28000
[   32.152180][  T313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   32.160160][  T313] RBP: ffffc900011cfb98 R08: ffffffff893d8967 R09: 1ffffffff127b12c
[   32.168142][  T313] R10: dffffc0000000000 R11: fffffbfff127b12d R12: 0000000000000000
[   32.176119][  T313] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
[   32.184098][  T313] FS:  00005555797383c0(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
[   32.193077][  T313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.199675][  T313] CR2: 0000000000000168 CR3: 000000013067c000 CR4: 00000000003526b0
[   32.207680][  T313] Kernel panic - not syncing: Fatal exception
[   32.214474][  T313] Kernel Offset: disabled
[   32.218871][  T313] Rebooting in 86400 seconds..