ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor2356453485

<...>
Warning: Permanently added '10.128.1.35' (ED25519) to the list of known hosts.
execve("ci2-android-6-12-rust/syz-executor2356453485", ["ci2-android-6-12-rust/syz-executor2356453485"], 0x7fff7bea9f40 /* 10 vars */) = 0
brk(NULL)                               = 0x555589505000
brk(0x555589505d40)                     = 0x555589505d40
arch_prctl(ARCH_SET_FS, 0x5555895053c0) = 0
set_tid_address(0x555589505690)         = 311
set_robust_list(0x5555895056a0, 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-executor2356453485", 4096) = 50
getrandom("\x64\x6c\x8f\xfa\x24\xa3\x40\x85", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555589505d40
brk(0x555589526d40)                     = 0x555589526d40
brk(0x555589527000)                     = 0x555589527000
mprotect(0x7f8256931000, 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("\xd2\x4a\x3a\x17\x43\xae\x2c\x6d", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.eNHrCR", 0700)       = 0
chmod("./syzkaller.eNHrCR", 0777)       = 0
chdir("./syzkaller.eNHrCR")             = 0
unshare(CLONE_NEWPID)                   = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-6-12-rust/strace-static-x86_64: Process 312 attached
, child_tidptr=0x555589505690) = 312
[pid   311] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid   312] set_robust_list(0x5555895056a0, 24) = 0
[pid   311] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid   312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   312] getppid()                   = 0
[pid   312] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   312] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   312] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   312] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   312] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   312] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   312] unshare(CLONE_NEWNS)        = 0
[pid   312] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   312] unshare(CLONE_NEWCGROUP)    = 0
[pid   312] unshare(CLONE_NEWUTS)       = 0
[pid   312] unshare(CLONE_SYSVSEM)      = 0
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   312] getpid()                    = 1
[pid   312] 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   312] 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   312] unshare(CLONE_NEWNET)       = 0
[pid   312] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   312] write(3, "0 65535", 7)      = 7
[pid   312] close(3)                    = 0
[pid   312] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   312] write(3, "100000", 6)       = 6
[pid   312] close(3)                    = 0
[pid   312] mkdir("./syz-tmp", 0777)    = 0
[pid   312] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   312] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   312] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   312] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   312] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   312] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   312] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   312] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   312] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] 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   312] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   312] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   312] 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   312] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   312] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   312] chdir("/")                  = 0
[pid   312] umount2("./pivot", MNT_DETACH) = 0
[pid   312] chroot("./newroot")         = 0
[pid   312] chdir("/")                  = 0
[pid   312] mkdir("/dev/gadgetfs", 0777) = 0
[pid   312] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   312] mkdir("/dev/binderfs", 0777) = 0
[pid   312] mount("binder", "/dev/binderfs", "binder", 0, "stats=global") = 0
[pid   312] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   312] mkdir("./0", 0777)          = 0
[pid   312] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   312] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555589505690) = 2
[pid   312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
ci2-android-6-12-rust/strace-static-x86_64: Process 313 attached
[pid   313] set_robust_list(0x5555895056a0, 24) = 0
[pid   313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   313] chdir("./0")                = 0
[pid   313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   313] setpgid(0, 0)               = 0
[pid   313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   313] write(3, "1000", 4)         = 4
[pid   313] close(3)                    = 0
[pid   313] symlink("/dev/binderfs", "./binderfs") = 0
[   23.433594][   T36] audit: type=1400 audit(1794127073.849:64): avc:  denied  { execmem } for  pid=311 comm="syz-executor235" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.453645][   T36] audit: type=1400 audit(1794127073.849:65): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
executing program
[pid   313] write(1, "executing program\n", 18) = 18
[pid   313] mkdir("./bus", 0476)        = 0
[pid   313] mount(".", "./bus", "incremental-fs", MS_NOSUID|MS_REC|MS_SILENT, NULL) = 0
[pid   313] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   313] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   313] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   313] exit_group(0)               = ?
[pid   313] +++ exited with 0 +++
[pid   312] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid   312] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0
[pid   312] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   312] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   312] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid   312] getdents64(3, 0x555589506760 /* 6 entries */, 32768) = 168
[pid   312] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   312] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   312] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   312] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   312] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   312] getdents64(4, 0x55558950e7a0 /* 2 entries */, 32768) = 48
[pid   312] getdents64(4, 0x55558950e7a0 /* 0 entries */, 32768) = 0
[pid   312] close(4)                    = 0
[pid   312] rmdir("./0/.incomplete")    = 0
[pid   312] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   312] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   312] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   312] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   312] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   312] getdents64(4, 0x55558950e7a0 /* 2 entries */, 32768) = 48
[pid   312] getdents64(4, 0x55558950e7a0 /* 0 entries */, 32768) = 0
[pid   312] close(4)                    = 0
[pid   312] rmdir("./0/.index")         = 0
[   23.475388][   T36] audit: type=1400 audit(1794127073.869:66): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/root/syzkaller.eNHrCR/syz-tmp" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   23.484535][  T313] incfs: ino conflict with backing FS 9
[   23.500545][   T36] audit: type=1400 audit(1794127073.869:67): avc:  denied  { mount } for  pid=312 comm="syz-executor235" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   23.527615][  T312] ------------[ cut here ]------------
[   23.528497][   T36] audit: type=1400 audit(1794127073.869:68): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/root/syzkaller.eNHrCR/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
[   23.533097][  T312] WARNING: CPU: 1 PID: 312 at fs/inode.c:340 drop_nlink+0xce/0x110
[   23.558344][   T36] audit: type=1400 audit(1794127073.869:69): avc:  denied  { mount } for  pid=312 comm="syz-executor235" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   23.566219][  T312] Modules linked in:
[   23.588308][   T36] audit: type=1400 audit(1794127073.869:70): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/root/syzkaller.eNHrCR/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
[   23.591978][  T312] CPU: 1 UID: 0 PID: 312 Comm: syz-executor235 Not tainted syzkaller #0 ff996278633adec6fd25d1632b496761701c4fe9
[   23.618823][   T36] audit: type=1400 audit(1794127073.869:71): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/root/syzkaller.eNHrCR/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=1671 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   23.630488][  T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[   23.630508][  T312] RIP: 0010:drop_nlink+0xce/0x110
[   23.658108][   T36] audit: type=1400 audit(1794127073.869:72): avc:  denied  { unmount } for  pid=312 comm="syz-executor235" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   23.667964][  T312] 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 e9 98 14 b8 03 cc e8 42 47 94 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c
[   23.673097][   T36] audit: type=1400 audit(1794127073.889:73): avc:  denied  { mounton } for  pid=312 comm="syz-executor235" path="/dev/gadgetfs" dev="devtmpfs" ino=434 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   23.692573][  T312] RSP: 0018:ffffc9000126fb48 EFLAGS: 00010293
[   23.741069][  T312] RAX: ffffffff81f5228e RBX: ffff888104b2d6c0 RCX: ffff888106b3bb40
[   23.749035][  T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   23.757007][  T312] RBP: ffffc9000126fb70 R08: 0000000000000003 R09: 0000000000000004
[   23.764987][  T312] R10: dffffc0000000000 R11: fffff5200024df58 R12: dffffc0000000000
[   23.772997][  T312] R13: 1ffff11020965ae1 R14: ffff888104b2d708 R15: 0000000000000000
[   23.780993][  T312] FS:  00005555895053c0(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
[   23.789915][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.796514][  T312] CR2: 00005555895167a8 CR3: 0000000129300000 CR4: 00000000003526b0
[   23.804502][  T312] Call Trace:
[   23.807769][  T312]  <TASK>
[   23.810706][  T312]  shmem_rmdir+0x5f/0x90
[   23.814957][  T312]  vfs_rmdir+0x3db/0x560
[   23.819204][  T312]  incfs_kill_sb+0x102/0x220
[   23.823804][  T312]  deactivate_locked_super+0xd5/0x270
[   23.829179][  T312]  deactivate_super+0xb8/0xe0
[   23.833874][  T312]  cleanup_mnt+0x438/0x4d0
[   23.838291][  T312]  __cleanup_mnt+0x1d/0x40
[   23.842712][  T312]  task_work_run+0x1e8/0x260
[   23.847311][  T312]  ? __cfi_task_work_run+0x10/0x10
[   23.852433][  T312]  ? path_umount+0x34a/0xf60
[   23.857024][  T312]  ptrace_notify+0x25a/0x290
[   23.861613][  T312]  ? __cfi_ptrace_notify+0x10/0x10
[   23.866718][  T312]  ? putname+0x113/0x150
[   23.870967][  T312]  ? __x64_sys_umount+0x12e/0x180
[   23.875988][  T312]  ? __cfi___x64_sys_umount+0x10/0x10
[   23.881364][  T312]  syscall_exit_work+0x84/0x150
[   23.886211][  T312]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   23.892387][  T312]  syscall_exit_to_user_mode+0x15/0xb0
[   23.897844][  T312]  do_syscall_64+0x63/0xf0
[   23.902262][  T312]  ? clear_bhb_loop+0x50/0xa0
[   23.906939][  T312]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   23.912842][  T312] RIP: 0033:0x7f825689e527
[   23.917297][  T312] 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
[   23.936907][  T312] RSP: 002b:00007ffe92c6cdc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   23.945332][  T312] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f825689e527
[   23.953314][  T312] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe92c6ce80
[   23.961297][  T312] RBP: 00007ffe92c6ce80 R08: 00007ffe92c6de80 R09: 00000000ffffffff
[   23.969253][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe92c6def0
[   23.977228][  T312] R13: 0000555589506730 R14: 00007ffe92c6def0 R15: 0000000000000001
[   23.985212][  T312]  </TASK>
[   23.988218][  T312] ---[ end trace 0000000000000000 ]---
[   23.993779][  T312] ==================================================================
[   24.001844][  T312] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70
[   24.008065][  T312] Write of size 4 at addr 0000000000000168 by task syz-executor235/312
[   24.016275][  T312] 
[   24.018586][  T312] CPU: 1 UID: 0 PID: 312 Comm: syz-executor235 Tainted: G        W          syzkaller #0 ff996278633adec6fd25d1632b496761701c4fe9
[   24.018604][  T312] Tainted: [W]=WARN
[   24.018607][  T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[   24.018614][  T312] Call Trace:
[   24.018618][  T312]  <TASK>
[   24.018623][  T312]  __dump_stack+0x21/0x30
[   24.018635][  T312]  dump_stack_lvl+0x140/0x1c0
[   24.018645][  T312]  ? __cfi_dump_stack_lvl+0x10/0x10
[   24.018656][  T312]  print_report+0x3d/0x70
[   24.018665][  T312]  kasan_report+0x162/0x1a0
[   24.018677][  T312]  ? ihold+0x24/0x70
[   24.018687][  T312]  ? ihold+0x24/0x70
[   24.018697][  T312]  kasan_check_range+0x25a/0x2b0
[   24.018713][  T312]  __kasan_check_write+0x18/0x20
[   24.018726][  T312]  ihold+0x24/0x70
[   24.018736][  T312]  vfs_rmdir+0x25c/0x560
[   24.018748][  T312]  incfs_kill_sb+0x102/0x220
[   24.018758][  T312]  deactivate_locked_super+0xd5/0x270
[   24.018770][  T312]  deactivate_super+0xb8/0xe0
[   24.018782][  T312]  cleanup_mnt+0x438/0x4d0
[   24.018793][  T312]  __cleanup_mnt+0x1d/0x40
[   24.018803][  T312]  task_work_run+0x1e8/0x260
[   24.018818][  T312]  ? __cfi_task_work_run+0x10/0x10
[   24.018832][  T312]  ? path_umount+0x34a/0xf60
[   24.018846][  T312]  ptrace_notify+0x25a/0x290
[   24.018855][  T312]  ? __cfi_ptrace_notify+0x10/0x10
[   24.018864][  T312]  ? putname+0x113/0x150
[   24.018874][  T312]  ? __x64_sys_umount+0x12e/0x180
[   24.018887][  T312]  ? __cfi___x64_sys_umount+0x10/0x10
[   24.018900][  T312]  syscall_exit_work+0x84/0x150
[   24.018913][  T312]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   24.018926][  T312]  syscall_exit_to_user_mode+0x15/0xb0
[   24.018941][  T312]  do_syscall_64+0x63/0xf0
[   24.018951][  T312]  ? clear_bhb_loop+0x50/0xa0
[   24.018965][  T312]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   24.018978][  T312] RIP: 0033:0x7f825689e527
[   24.018988][  T312] 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
[   24.018996][  T312] RSP: 002b:00007ffe92c6cdc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.019008][  T312] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f825689e527
[   24.019015][  T312] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe92c6ce80
[   24.019022][  T312] RBP: 00007ffe92c6ce80 R08: 00007ffe92c6de80 R09: 00000000ffffffff
[   24.019029][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe92c6def0
[   24.019036][  T312] R13: 0000555589506730 R14: 00007ffe92c6def0 R15: 0000000000000001
[   24.019044][  T312]  </TASK>
[   24.019048][  T312] ==================================================================
[   24.276677][  T312] Disabling lock debugging due to kernel taint
[   24.282852][  T312] BUG: kernel NULL pointer dereference, address: 0000000000000168
[   24.290631][  T312] #PF: supervisor write access in kernel mode
[   24.296675][  T312] #PF: error_code(0x0002) - not-present page
[   24.302640][  T312] PGD 0 P4D 0 
[   24.305989][  T312] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
[   24.312029][  T312] CPU: 1 UID: 0 PID: 312 Comm: syz-executor235 Tainted: G    B   W          syzkaller #0 ff996278633adec6fd25d1632b496761701c4fe9
[   24.325383][  T312] Tainted: [B]=BAD_PAGE, [W]=WARN
[   24.330398][  T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[   24.340425][  T312] RIP: 0010:ihold+0x2a/0x70
[   24.344906][  T312] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 2d 3e 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 3d
[   24.364487][  T312] RSP: 0018:ffffc9000126fb88 EFLAGS: 00010246
[   24.370533][  T312] RAX: ffff888106b3bb00 RBX: 0000000000000000 RCX: ffff888106b3bb40
[   24.378477][  T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.386421][  T312] RBP: ffffc9000126fb98 R08: ffffffff893d8967 R09: 1ffffffff127b12c
[   24.394365][  T312] R10: dffffc0000000000 R11: fffffbfff127b12d R12: 0000000000000000
[   24.402311][  T312] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
[   24.410254][  T312] FS:  00005555895053c0(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
[   24.419155][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.425710][  T312] CR2: 0000000000000168 CR3: 0000000129300000 CR4: 00000000003526b0
[   24.433656][  T312] Call Trace:
[   24.436926][  T312]  <TASK>
[   24.439838][  T312]  vfs_rmdir+0x25c/0x560
[   24.444057][  T312]  incfs_kill_sb+0x102/0x220
[   24.448618][  T312]  deactivate_locked_super+0xd5/0x270
[   24.453971][  T312]  deactivate_super+0xb8/0xe0
[   24.458623][  T312]  cleanup_mnt+0x438/0x4d0
[   24.463013][  T312]  __cleanup_mnt+0x1d/0x40
[   24.467401][  T312]  task_work_run+0x1e8/0x260
[   24.471966][  T312]  ? __cfi_task_work_run+0x10/0x10
[   24.477052][  T312]  ? path_umount+0x34a/0xf60
[   24.481617][  T312]  ptrace_notify+0x25a/0x290
[   24.486177][  T312]  ? __cfi_ptrace_notify+0x10/0x10
[   24.491259][  T312]  ? putname+0x113/0x150
[   24.495474][  T312]  ? __x64_sys_umount+0x12e/0x180
[   24.500472][  T312]  ? __cfi___x64_sys_umount+0x10/0x10
[   24.505820][  T312]  syscall_exit_work+0x84/0x150
[   24.510646][  T312]  syscall_exit_to_user_mode_prepare+0x21/0x40
[   24.516773][  T312]  syscall_exit_to_user_mode+0x15/0xb0
[   24.522208][  T312]  do_syscall_64+0x63/0xf0
[   24.526595][  T312]  ? clear_bhb_loop+0x50/0xa0
[   24.531247][  T312]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   24.537113][  T312] RIP: 0033:0x7f825689e527
[   24.541500][  T312] 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
[   24.561084][  T312] RSP: 002b:00007ffe92c6cdc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.569469][  T312] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f825689e527
[   24.577414][  T312] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe92c6ce80
[   24.585357][  T312] RBP: 00007ffe92c6ce80 R08: 00007ffe92c6de80 R09: 00000000ffffffff
[   24.593299][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe92c6def0
[   24.601244][  T312] R13: 0000555589506730 R14: 00007ffe92c6def0 R15: 0000000000000001
[   24.609204][  T312]  </TASK>
[   24.612222][  T312] Modules linked in:
[   24.616103][  T312] CR2: 0000000000000168
[   24.620227][  T312] ---[ end trace 0000000000000000 ]---
[   24.625654][  T312] RIP: 0010:ihold+0x2a/0x70
[   24.630134][  T312] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 2d 3e 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 3d
[   24.649709][  T312] RSP: 0018:ffffc9000126fb88 EFLAGS: 00010246
[   24.655747][  T312] RAX: ffff888106b3bb00 RBX: 0000000000000000 RCX: ffff888106b3bb40
[   24.663690][  T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.671632][  T312] RBP: ffffc9000126fb98 R08: ffffffff893d8967 R09: 1ffffffff127b12c
[   24.679574][  T312] R10: dffffc0000000000 R11: fffffbfff127b12d R12: 0000000000000000
[   24.687517][  T312] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
[   24.695463][  T312] FS:  00005555895053c0(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
[   24.704368][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.710939][  T312] CR2: 0000000000000168 CR3: 0000000129300000 CR4: 00000000003526b0
[   24.718889][  T312] Kernel panic - not syncing: Fatal exception
[   24.725297][  T312] Kernel Offset: disabled
[   24.729624][  T312] Rebooting in 86400 seconds..