ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor578157320

<...>
Warning: Permanently added '10.128.0.75' (ED25519) to the list of known hosts.
execve("ci2-android-6-1/syz-executor578157320", ["ci2-android-6-1/syz-executor578157320"], 0x7fff03d54bf0 /* 10 vars */) = 0
brk(NULL)                               = 0x5555763ff000
brk(0x5555763ffe00)                     = 0x5555763ffe00
arch_prctl(ARCH_SET_FS, 0x5555763ff480) = 0
set_tid_address(0x5555763ff750)         = 304
set_robust_list(0x5555763ff760, 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-6-1/syz-executor578157320", 4096) = 43
getrandom("\x80\x05\x55\x8c\xb2\xe0\x47\x19", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x5555763ffe00
brk(0x555576420e00)                     = 0x555576420e00
brk(0x555576421000)                     = 0x555576421000
mprotect(0x7fc93363a000, 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
rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x7fc933591ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fc933595580}, NULL, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x7fc933591ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fc933595580}, NULL, 8) = 0
getrandom("\x7a\xc5\x5d\x8f\xd5\x01\x9c\x87", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.cs51E0", 0700)       = 0
chmod("./syzkaller.cs51E0", 0777)       = 0
chdir("./syzkaller.cs51E0")             = 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=0x5555763ff750) = 305
ci2-android-6-1/strace-static-x86_64: Process 305 attached
[pid   304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   305] set_robust_list(0x5555763ff760, 24) = 0
[pid   305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   305] getppid()                   = 0
[pid   305] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   305] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   305] unshare(CLONE_NEWNS)        = 0
[pid   305] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   305] unshare(CLONE_NEWCGROUP)    = 0
[pid   305] unshare(CLONE_NEWUTS)       = 0
[pid   305] unshare(CLONE_SYSVSEM)      = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   305] getpid()                    = 1
[pid   305] 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   305] 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   305] unshare(CLONE_NEWNET)       = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   305] write(3, "0 65535", 7)      = 7
[pid   305] close(3)                    = 0
[pid   305] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   305] write(3, "100000", 6)       = 6
[pid   305] close(3)                    = 0
[pid   305] mkdir("./syz-tmp", 0777)    = 0
[pid   305] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   305] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   305] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   305] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   305] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   305] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   305] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] 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   305] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   305] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   305] 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   305] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   305] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   305] chdir("/")                  = 0
[pid   305] umount2("./pivot", MNT_DETACH) = 0
[pid   305] chroot("./newroot")         = 0
[pid   305] chdir("/")                  = 0
[pid   305] mkdir("/dev/gadgetfs", 0777) = 0
[   23.969352][   T28] audit: type=1400 audit(1793420450.276:64): avc:  denied  { execmem } for  pid=304 comm="syz-executor578" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.991085][   T28] audit: type=1400 audit(1793420450.296:65): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   305] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   305] mkdir("/dev/binderfs", 0777) = 0
[pid   305] mount("binder", "/dev/binderfs", "binder", 0, "stats=global") = 0
[pid   305] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   305] mkdir("./0", 0777)          = 0
[pid   305] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 3
[pid   305] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid   305] close(3)                    = 0
[pid   305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555763ff750) = 2
[pid   305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
ci2-android-6-1/strace-static-x86_64: Process 306 attached
[pid   306] set_robust_list(0x5555763ff760, 24) = 0
[pid   306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   306] chdir("./0")                = 0
[pid   306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   306] setpgid(0, 0)               = 0
[pid   306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   306] write(3, "1000", 4)         = 4
[pid   306] close(3)                    = 0
[pid   306] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid   306] write(1, "executing program\n", 18) = 18
[pid   306] mkdir("./bus", 0777)        = 0
[pid   306] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
[pid   306] mount(".", "./bus", "incremental-fs", MS_NOSUID|MS_REC|MS_STRICTATIME, NULL) = 0
[pid   306] close(3)                    = -1 EBADF (Bad file descriptor)
[   24.013227][   T28] audit: type=1400 audit(1793420450.306:66): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/root/syzkaller.cs51E0/syz-tmp" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   24.015085][  T305] request_module fs-gadgetfs succeeded, but still no fs?
[   24.037872][   T28] audit: type=1400 audit(1793420450.306:67): avc:  denied  { mount } for  pid=305 comm="syz-executor578" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   306] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   306] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   306] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   306] exit_group(0)               = ?
[pid   306] +++ exited with 0 +++
[pid   305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid   305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0
[pid   305] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   305] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid   305] getdents64(3, 0x555576400810 /* 6 entries */, 32768) = 168
[pid   305] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   305] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   305] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   305] getdents64(4, 0x555576408850 /* 2 entries */, 32768) = 48
[pid   305] getdents64(4, 0x555576408850 /* 0 entries */, 32768) = 0
[pid   305] close(4)                    = 0
[pid   305] rmdir("./0/.incomplete")    = 0
[pid   305] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   305] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   305] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   305] fstat(4, {st_mode=S_IFDIR|0700, st_size=40, ...}) = 0
[pid   305] getdents64(4, 0x555576408850 /* 2 entries */, 32768) = 48
[pid   305] getdents64(4, 0x555576408850 /* 0 entries */, 32768) = 0
[pid   305] close(4)                    = 0
[pid   305] rmdir("./0/.index")         = 0
[   24.057698][  T306] incfs: ino conflict with backing FS 9
[   24.066907][   T28] audit: type=1400 audit(1793420450.316:68): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/root/syzkaller.cs51E0/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
[   24.097773][   T28] audit: type=1400 audit(1793420450.316:69): avc:  denied  { mount } for  pid=305 comm="syz-executor578" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   24.097925][  T305] ------------[ cut here ]------------
[   24.119904][   T28] audit: type=1400 audit(1793420450.316:70): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/root/syzkaller.cs51E0/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1
[   24.125227][  T305] WARNING: CPU: 0 PID: 305 at fs/inode.c:335 drop_nlink+0xc5/0x110
[   24.152163][   T28] audit: type=1400 audit(1793420450.316:71): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/root/syzkaller.cs51E0/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=15395 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   24.159849][  T305] Modules linked in:
[   24.187709][   T28] audit: type=1400 audit(1793420450.316:72): avc:  denied  { unmount } for  pid=305 comm="syz-executor578" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   24.191362][  T305] CPU: 0 PID: 305 Comm: syz-executor578 Not tainted syzkaller #0
[   24.211181][   T28] audit: type=1400 audit(1793420450.316:73): avc:  denied  { mounton } for  pid=305 comm="syz-executor578" path="/dev/gadgetfs" dev="devtmpfs" ino=570 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   24.218702][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   24.218713][  T305] RIP: 0010:drop_nlink+0xc5/0x110
[   24.256643][  T305] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 03 aa f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 0b 0b ab ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   24.276266][  T305] RSP: 0018:ffffc90000e07b60 EFLAGS: 00010293
[   24.282343][  T305] RAX: ffffffff81c66715 RBX: ffff888123abea18 RCX: ffff88810e478000
[   24.290323][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.298317][  T305] RBP: ffffc90000e07b88 R08: 0000000000000003 R09: 0000000000000004
[   24.306325][  T305] R10: dffffc0000000000 R11: fffff520001c0f5c R12: dffffc0000000000
[   24.314317][  T305] R13: 1ffff11024757d4c R14: ffff888123abea60 R15: 0000000000000000
[   24.322306][  T305] FS:  00005555763ff480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   24.331297][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.337881][  T305] CR2: 000055ae39794308 CR3: 000000010fec5000 CR4: 00000000003506b0
[   24.345941][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.353933][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.362145][  T305] Call Trace:
[   24.365419][  T305]  <TASK>
[   24.368336][  T305]  shmem_rmdir+0x5b/0x90
[   24.372589][  T305]  vfs_rmdir+0x381/0x4f0
[   24.376847][  T305]  incfs_kill_sb+0xfe/0x210
[   24.381378][  T305]  deactivate_locked_super+0xb5/0x120
[   24.386748][  T305]  deactivate_super+0xaf/0xe0
[   24.391439][  T305]  cleanup_mnt+0x45e/0x4e0
[   24.395849][  T305]  __cleanup_mnt+0x19/0x20
[   24.400268][  T305]  task_work_run+0x1e1/0x250
[   24.404855][  T305]  ? __cfi_task_work_run+0x10/0x10
[   24.409973][  T305]  ? path_umount+0x345/0xf60
[   24.414564][  T305]  ? __kasan_slab_free+0x11/0x20
[   24.419503][  T305]  ptrace_notify+0x23f/0x270
[   24.424090][  T305]  ? __cfi_path_umount+0x10/0x10
[   24.429036][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   24.434142][  T305]  ? user_path_at_empty+0x162/0x1c0
[   24.439354][  T305]  ? __x64_sys_umount+0x12d/0x170
[   24.444372][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   24.449756][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   24.455385][  T305]  syscall_exit_work+0x84/0x140
[   24.460246][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   24.466392][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   24.471769][  T305]  do_syscall_64+0x58/0xa0
[   24.476174][  T305]  ? clear_bhb_loop+0x30/0x80
[   24.480857][  T305]  ? clear_bhb_loop+0x30/0x80
[   24.485533][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   24.491431][  T305] RIP: 0033:0x7fc9335af6a7
[   24.495855][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 e4 03 09 00 00 00 00 00 eb 96 e8 d1 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
[   24.515482][  T305] RSP: 002b:00007ffeb86b7898 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.523908][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc9335af6a7
[   24.531885][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeb86b7950
[   24.539860][  T305] RBP: 00007ffeb86b7950 R08: 00007ffeb86b8950 R09: 00000000ffffffff
[   24.547831][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb86b89c0
[   24.555831][  T305] R13: 00005555764007e0 R14: 431bde82d7b634db R15: 00007ffeb86b89e0
[   24.563832][  T305]  </TASK>
[   24.566833][  T305] ---[ end trace 0000000000000000 ]---
[   24.572395][  T305] ==================================================================
[   24.580444][  T305] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   24.586671][  T305] Write of size 4 at addr 0000000000000170 by task syz-executor578/305
[   24.594881][  T305] 
[   24.597183][  T305] CPU: 0 PID: 305 Comm: syz-executor578 Tainted: G        W          syzkaller #0
[   24.606348][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   24.616375][  T305] Call Trace:
[   24.619631][  T305]  <TASK>
[   24.622562][  T305]  __dump_stack+0x21/0x24
[   24.626876][  T305]  dump_stack_lvl+0x110/0x170
[   24.631552][  T305]  ? __cfi_dump_stack_lvl+0x8/0x8
[   24.636549][  T305]  ? __cfi_call_rcu+0x10/0x10
[   24.641203][  T305]  ? ihold+0x20/0x60
[   24.645091][  T305]  ? ihold+0x20/0x60
[   24.648958][  T305]  print_report+0x3d/0x60
[   24.653263][  T305]  kasan_report+0x122/0x150
[   24.657760][  T305]  ? ihold+0x20/0x60
[   24.661635][  T305]  kasan_check_range+0x249/0x2a0
[   24.666550][  T305]  __kasan_check_write+0x14/0x20
[   24.671466][  T305]  ihold+0x20/0x60
[   24.675162][  T305]  vfs_rmdir+0x24c/0x4f0
[   24.679381][  T305]  incfs_kill_sb+0xfe/0x210
[   24.683886][  T305]  deactivate_locked_super+0xb5/0x120
[   24.689237][  T305]  deactivate_super+0xaf/0xe0
[   24.693902][  T305]  cleanup_mnt+0x45e/0x4e0
[   24.698297][  T305]  __cleanup_mnt+0x19/0x20
[   24.702710][  T305]  task_work_run+0x1e1/0x250
[   24.707280][  T305]  ? __cfi_task_work_run+0x10/0x10
[   24.712368][  T305]  ? path_umount+0x345/0xf60
[   24.716939][  T305]  ? __kasan_slab_free+0x11/0x20
[   24.721881][  T305]  ptrace_notify+0x23f/0x270
[   24.726486][  T305]  ? __cfi_path_umount+0x10/0x10
[   24.731417][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   24.736513][  T305]  ? user_path_at_empty+0x162/0x1c0
[   24.741714][  T305]  ? __x64_sys_umount+0x12d/0x170
[   24.746733][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   24.752088][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   24.757697][  T305]  syscall_exit_work+0x84/0x140
[   24.762523][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   24.768654][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   24.774003][  T305]  do_syscall_64+0x58/0xa0
[   24.778395][  T305]  ? clear_bhb_loop+0x30/0x80
[   24.783048][  T305]  ? clear_bhb_loop+0x30/0x80
[   24.787700][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   24.793587][  T305] RIP: 0033:0x7fc9335af6a7
[   24.797978][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 e4 03 09 00 00 00 00 00 eb 96 e8 d1 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
[   24.817575][  T305] RSP: 002b:00007ffeb86b7898 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   24.825965][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc9335af6a7
[   24.833911][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeb86b7950
[   24.841864][  T305] RBP: 00007ffeb86b7950 R08: 00007ffeb86b8950 R09: 00000000ffffffff
[   24.849996][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb86b89c0
[   24.857951][  T305] R13: 00005555764007e0 R14: 431bde82d7b634db R15: 00007ffeb86b89e0
[   24.865911][  T305]  </TASK>
[   24.868945][  T305] ==================================================================
[   24.877274][  T305] Disabling lock debugging due to kernel taint
[   24.883470][  T305] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   24.891256][  T305] #PF: supervisor write access in kernel mode
[   24.897387][  T305] #PF: error_code(0x0002) - not-present page
[   24.903352][  T305] PGD 0 P4D 0 
[   24.906802][  T305] Oops: 0002 [#1] PREEMPT SMP KASAN
[   24.911982][  T305] CPU: 0 PID: 305 Comm: syz-executor578 Tainted: G    B   W          syzkaller #0
[   24.921158][  T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[   24.931199][  T305] RIP: 0010:ihold+0x26/0x60
[   24.935694][  T305] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 71 02 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 40 a1 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 61
[   24.955282][  T305] RSP: 0018:ffffc90000e07ba0 EFLAGS: 00010246
[   24.961334][  T305] RAX: ffff88810e478000 RBX: 0000000000000000 RCX: ffff88810e478000
[   24.969290][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   24.977242][  T305] RBP: ffffc90000e07bb0 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
[   24.985200][  T305] R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: ffff888123abea24
[   24.993154][  T305] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   25.001109][  T305] FS:  00005555763ff480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   25.010021][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.016604][  T305] CR2: 0000000000000170 CR3: 000000010fec5000 CR4: 00000000003506b0
[   25.024562][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   25.032524][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   25.040478][  T305] Call Trace:
[   25.043751][  T305]  <TASK>
[   25.046668][  T305]  vfs_rmdir+0x24c/0x4f0
[   25.050901][  T305]  incfs_kill_sb+0xfe/0x210
[   25.055392][  T305]  deactivate_locked_super+0xb5/0x120
[   25.060749][  T305]  deactivate_super+0xaf/0xe0
[   25.065413][  T305]  cleanup_mnt+0x45e/0x4e0
[   25.069824][  T305]  __cleanup_mnt+0x19/0x20
[   25.074245][  T305]  task_work_run+0x1e1/0x250
[   25.078838][  T305]  ? __cfi_task_work_run+0x10/0x10
[   25.083939][  T305]  ? path_umount+0x345/0xf60
[   25.088517][  T305]  ? __kasan_slab_free+0x11/0x20
[   25.093443][  T305]  ptrace_notify+0x23f/0x270
[   25.098026][  T305]  ? __cfi_path_umount+0x10/0x10
[   25.102954][  T305]  ? __cfi_ptrace_notify+0x10/0x10
[   25.108055][  T305]  ? user_path_at_empty+0x162/0x1c0
[   25.113240][  T305]  ? __x64_sys_umount+0x12d/0x170
[   25.118253][  T305]  ? __cfi___x64_sys_umount+0x10/0x10
[   25.123615][  T305]  ? fpregs_restore_userregs+0x128/0x260
[   25.129232][  T305]  syscall_exit_work+0x84/0x140
[   25.134067][  T305]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   25.140208][  T305]  syscall_exit_to_user_mode+0xd/0x30
[   25.145661][  T305]  do_syscall_64+0x58/0xa0
[   25.150064][  T305]  ? clear_bhb_loop+0x30/0x80
[   25.154728][  T305]  ? clear_bhb_loop+0x30/0x80
[   25.159401][  T305]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   25.165281][  T305] RIP: 0033:0x7fc9335af6a7
[   25.169688][  T305] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 e4 03 09 00 00 00 00 00 eb 96 e8 d1 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
[   25.189382][  T305] RSP: 002b:00007ffeb86b7898 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   25.197793][  T305] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc9335af6a7
[   25.205754][  T305] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeb86b7950
[   25.213714][  T305] RBP: 00007ffeb86b7950 R08: 00007ffeb86b8950 R09: 00000000ffffffff
[   25.221680][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb86b89c0
[   25.229656][  T305] R13: 00005555764007e0 R14: 431bde82d7b634db R15: 00007ffeb86b89e0
[   25.237644][  T305]  </TASK>
[   25.240918][  T305] Modules linked in:
[   25.244844][  T305] CR2: 0000000000000170
[   25.248991][  T305] ---[ end trace 0000000000000000 ]---
[   25.254435][  T305] RIP: 0010:ihold+0x26/0x60
[   25.258938][  T305] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 71 02 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 40 a1 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 61
[   25.278533][  T305] RSP: 0018:ffffc90000e07ba0 EFLAGS: 00010246
[   25.284612][  T305] RAX: ffff88810e478000 RBX: 0000000000000000 RCX: ffff88810e478000
[   25.292582][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   25.300545][  T305] RBP: ffffc90000e07bb0 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
[   25.308519][  T305] R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: ffff888123abea24
[   25.316483][  T305] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   25.324448][  T305] FS:  00005555763ff480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   25.333463][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.340053][  T305] CR2: 0000000000000170 CR3: 000000010fec5000 CR4: 00000000003506b0
[   25.348015][  T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   25.355970][  T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   25.363937][  T305] Kernel panic - not syncing: Fatal exception
[   25.370086][  T305] Kernel Offset: disabled
[   25.374394][  T305] Rebooting in 86400 seconds..