ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor3864641262

<...>
Warning: Permanently added '10.128.0.126' (ED25519) to the list of known hosts.
execve("ci2-android-5-10/syz-executor3864641262", ["ci2-android-5-10/syz-executor3864641262"], 0x7ffcb7e41520 /* 10 vars */) = 0
brk(NULL)                               = 0x55555611f000
brk(0x55555611fd40)                     = 0x55555611fd40
arch_prctl(ARCH_SET_FS, 0x55555611f3c0) = 0
set_tid_address(0x55555611f690)         = 297
set_robust_list(0x55555611f6a0, 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-5-10/syz-executor3864641262", 4096) = 45
getrandom("\x6d\xd3\x32\x68\x8c\xef\xdd\x32", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55555611fd40
brk(0x555556140d40)                     = 0x555556140d40
brk(0x555556141000)                     = 0x555556141000
mprotect(0x7ff6e8bf5000, 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
mkdir("/syzcgroup", 0777)               = 0
mkdir("/syzcgroup/unified", 0777)       = 0
mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0
chmod("/syzcgroup/unified", 0777)       = 0
openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3
write(3, "+cpu", 4)                     = 4
write(3, "+io", 3)                      = 3
write(3, "+pids", 5)                    = 5
close(3)                                = 0
mkdir("/syzcgroup/net", 0777)           = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0
umount2("/syzcgroup/net", 0)            = 0
[   21.832319][   T24] audit: type=1400 audit(1789928896.009:64): avc:  denied  { execmem } for  pid=297 comm="syz-executor386" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   21.843883][  T297] cgroup: Unknown subsys name 'net'
[   21.851752][   T24] audit: type=1400 audit(1789928896.009:65): avc:  denied  { mounton } for  pid=297 comm="syz-executor386" path="/syzcgroup/unified" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
[   21.879947][   T24] audit: type=1400 audit(1789928896.009:66): avc:  denied  { mount } for  pid=297 comm="syz-executor386" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[   21.880363][  T297] cgroup: Unknown subsys name 'devices'
[   21.902307][   T24] audit: type=1400 audit(1789928896.029:67): avc:  denied  { unmount } for  pid=297 comm="syz-executor386" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = 0
chmod("/syzcgroup/net", 0777)           = 0
mkdir("/syzcgroup/cpu", 0777)           = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted)
[   22.021582][  T297] cgroup: Unknown subsys name 'hugetlb'
[   22.027428][  T297] cgroup: Unknown subsys name 'rlimit'
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = 0
chmod("/syzcgroup/cpu", 0777)           = 0
openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
getrandom("\xc6\xed\x6f\xe3\xb4\xb8\xa5\x68", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.k8nmUM", 0700)       = 0
chmod("./syzkaller.k8nmUM", 0777)       = 0
chdir("./syzkaller.k8nmUM")             = 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=0x55555611f690) = 298
ci2-android-5-10/strace-static-x86_64: Process 298 attached
[pid   298] set_robust_list(0x55555611f6a0, 24) = 0
[pid   298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   298] getppid()                   = 0
[pid   298] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   297] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid   298] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   298] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   298] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024} <unfinished ...>
[pid   297] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid   298] <... prlimit64 resumed>, NULL) = 0
[pid   298] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   298] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   298] unshare(CLONE_NEWNS)        = 0
[pid   298] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   298] unshare(CLONE_NEWCGROUP)    = 0
[pid   298] unshare(CLONE_NEWUTS)       = 0
[pid   298] unshare(CLONE_SYSVSEM)      = 0
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   298] getpid()                    = 1
[pid   298] 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   298] 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   298] unshare(CLONE_NEWNET)       = 0
[pid   298] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "0 65535", 7)      = 7
[pid   298] close(3)                    = 0
[pid   298] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "100000", 6)       = 6
[pid   298] close(3)                    = 0
[pid   298] mkdir("./syz-tmp", 0777)    = 0
[pid   298] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   298] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   298] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   298] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   298] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   298] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   298] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   298] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   298] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] 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)
[   22.155311][   T24] audit: type=1400 audit(1789928896.329:68): avc:  denied  { mounton } for  pid=298 comm="syz-executor386" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[   22.179324][   T24] audit: type=1400 audit(1789928896.359:69): avc:  denied  { mounton } for  pid=298 comm="syz-executor386" path="/root/syzkaller.k8nmUM/syz-tmp" dev="sda1" ino=2029 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[pid   298] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   298] 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   298] mkdir("./syz-tmp/newroot/syzcgroup", 0700) = 0
[pid   298] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700) = 0
[pid   298] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700) = 0
[pid   298] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0
[pid   298] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   298] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   298] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   298] chdir("/")                  = 0
[pid   298] umount2("./pivot", MNT_DETACH) = 0
[pid   298] chroot("./newroot")         = 0
[pid   298] chdir("/")                  = 0
[pid   298] mkdir("/dev/gadgetfs", 0777) = 0
[   22.203672][   T24] audit: type=1400 audit(1789928896.359:70): avc:  denied  { mount } for  pid=298 comm="syz-executor386" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   22.225769][   T24] audit: type=1400 audit(1789928896.359:71): avc:  denied  { mounton } for  pid=298 comm="syz-executor386" path="/root/syzkaller.k8nmUM/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
[   22.227724][  T298] request_module fs-gadgetfs succeeded, but still no fs?
[   22.251263][   T24] audit: type=1400 audit(1789928896.359:72): avc:  denied  { mount } for  pid=298 comm="syz-executor386" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[pid   298] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   298] mkdir("/dev/binderfs", 0777) = 0
[pid   298] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   298] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   298] getpid()                    = 1
[pid   298] mkdir("/syzcgroup/unified/syz0", 0777) = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "32", 2)           = 2
[pid   298] close(3)                    = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "1", 1)            = 1
[pid   298] close(3)                    = 0
[pid   298] mkdir("/syzcgroup/cpu/syz0", 0777) = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "1", 1)            = 1
[pid   298] close(3)                    = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "313524224", 9)    = 9
[pid   298] close(3)                    = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "314572800", 9)    = 9
[pid   298] close(3)                    = 0
[pid   298] mkdir("/syzcgroup/net/syz0", 0777) = 0
[pid   298] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid   298] write(3, "1", 1)            = 1
[pid   298] close(3)                    = 0
[pid   298] mkdir("./0", 0777)          = 0
[pid   298] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid   298] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid   298] close(3)                    = 0
[pid   298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 300 attached
, child_tidptr=0x55555611f690) = 2
[pid   298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   300] set_robust_list(0x55555611f6a0, 24) = 0
[pid   300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   300] chdir("./0")                = 0
[pid   300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   300] setpgid(0, 0)               = 0
[pid   300] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0
[pid   300] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0
[pid   300] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0
[pid   300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   300] write(3, "1000", 4)         = 4
[pid   300] close(3)                    = 0
[pid   300] symlink("/dev/binderfs", "./binderfs") = 0
[pid   300] write(1, "executing program\n", 18) = 18
[pid   300] memfd_create("syzkaller", 0) = 3
[pid   300] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff6e0743000
executing program
[pid   300] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144) = 262144
[pid   300] munmap(0x7ff6e0743000, 138412032) = 0
[pid   300] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   300] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid   300] close(3)                    = 0
[   22.280189][   T24] audit: type=1400 audit(1789928896.379:73): avc:  denied  { mounton } for  pid=298 comm="syz-executor386" path="/root/syzkaller.k8nmUM/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
[   22.318055][  T298] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation
[pid   300] close(4)                    = 0
[pid   300] mkdir("./file0", 0777)      = 0
[   22.420534][  T300] EXT4-fs (loop0): Mount option "nouser_xattr" will be removed by 3.5
[   22.420534][  T300] Contact linux-ext4@vger.kernel.org if you think we should keep it.
[   22.420534][  T300] 
[   22.438818][  T300] EXT4-fs (loop0): Ignoring removed oldalloc option
[   22.445418][  T300] EXT4-fs (loop0): Ignoring removed nomblk_io_submit option
[   22.453989][  T300] EXT4-fs error (device loop0): ext4_xattr_inode_iget:397: comm syz-executor386: Parent and EA inode have the same ino 15
[pid   300] mount("/dev/loop0", "./file0", "ext4", MS_NOSYMFOLLOW|MS_NOATIME|MS_I_VERSION|0x200, "block_validity,nouser_xattr,nogrpid,oldalloc,max_dir_size_kb=0x0000000000009e14,inode_readahead_blks"...) = 0
[pid   300] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid   300] chdir("./file0")            = 0
[pid   300] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   300] ioctl(4, LOOP_CLR_FD)       = 0
[pid   300] close(4)                    = 0
[pid   300] mount("./file0", "./file0", "incremental-fs", MS_NODEV|MS_NOATIME, NULL) = 0
[pid   300] close(3)                    = 0
[pid   300] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   300] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   300] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   300] exit_group(0)               = ?
[pid   300] +++ exited with 0 +++
[pid   298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
[pid   298] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   298] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   298] fstat(3, {st_mode=S_IFDIR|0700, st_size=140, ...}) = 0
[pid   298] getdents64(3, 0x555556120750 /* 7 entries */, 32768) = 208
[pid   298] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid   298] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0755, st_size=1024, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   298] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid   298] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   298] fstat(4, {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
[   22.466875][  T300] EXT4-fs (loop0): 1 orphan inode deleted
[   22.472626][  T300] EXT4-fs (loop0): mounted filesystem without journal. Opts: block_validity,nouser_xattr,nogrpid,oldalloc,max_dir_size_kb=0x0000000000009e14,inode_readahead_blks=0x0000000001000000,nomblk_io_submit,discard,jqfmt=vfsold,barrier,init_itable=0x0000000000000400,,errors=continue
[pid   298] getdents64(4, 0x555556128790 /* 5 entries */, 32768) = 144
[pid   298] umount2("./0/file0/lost+found", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   298] newfstatat(AT_FDCWD, "./0/file0/lost+found", {st_mode=S_IFBLK|S_ISVTX|0614, st_rdev=makedev(0, 0xe), ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   298] unlink("./0/file0/lost+found") = 0
[pid   298] umount2("./0/file0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   298] newfstatat(AT_FDCWD, "./0/file0/file1", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   298] umount2("./0/file0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   298] openat(AT_FDCWD, "./0/file0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
[pid   298] fstat(5, {st_mode=S_IFDIR|0700, st_size=60, ...}) = 0
[pid   298] getdents64(5, 0x5555561307d0 /* 2 entries */, 32768) = 48
[pid   298] getdents64(5, 0x5555561307d0 /* 0 entries */, 32768) = 0
[pid   298] close(5)                    = 0
[pid   298] rmdir("./0/file0/file1")    = 0
[   22.517666][  T298] EXT4-fs error (device loop0): htree_dirblock_to_tree:1092: inode #2: block 13: comm syz-executor386: bad entry in directory: rec_len is smaller than minimal - offset=76, inode=0, rec_len=0, size=1024 fake=0
[   22.543279][  T298] ------------[ cut here ]------------
[   22.548801][  T298] kernel BUG at fs/namei.c:2836!
[   22.553742][  T298] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[   22.559793][  T298] CPU: 1 PID: 298 Comm: syz-executor386 Not tainted syzkaller #0
[   22.567473][  T298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[   22.577515][  T298] RIP: 0010:may_delete+0x7a5/0x7b0
[   22.582611][  T298] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cb fd ff ff 48 89 df e8 dc 03 f5 ff e9 be fd ff ff e8 22 83 ba ff 0f 0b e8 1b 83 ba ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8
[   22.602207][  T298] RSP: 0018:ffffc90000b47be8 EFLAGS: 00010293
[   22.608251][  T298] RAX: ffffffff81aa3195 RBX: ffff888120cd4770 RCX: ffff88810ab12800
[   22.616214][  T298] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
[   22.624167][  T298] RBP: ffffc90000b47c60 R08: 0000000000000003 R09: 0000000000000004
[   22.632112][  T298] R10: dffffc0000000000 R11: fffff52000168f60 R12: ffff888120cb1938
[   22.640079][  T298] R13: 1ffff1102419a8ee R14: ffff888120c65580 R15: dffffc0000000000
[   22.648026][  T298] FS:  000055555611f3c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   22.656945][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.663503][  T298] CR2: 00005555561387d8 CR3: 00000001067fd000 CR4: 00000000003506a0
[   22.671448][  T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.679392][  T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.687342][  T298] Call Trace:
[   22.690615][  T298]  ? __kasan_check_write+0x14/0x20
[   22.695701][  T298]  vfs_rmdir+0x29/0x3c0
[   22.699828][  T298]  ? incfs_kill_sb+0xec/0x200
[   22.704473][  T298]  incfs_kill_sb+0xf7/0x200
[   22.708950][  T298]  deactivate_locked_super+0xa0/0x100
[   22.714312][  T298]  deactivate_super+0xaf/0xe0
[   22.718976][  T298]  cleanup_mnt+0x44f/0x500
[   22.723376][  T298]  __cleanup_mnt+0x19/0x20
[   22.727767][  T298]  task_work_run+0x127/0x190
[   22.732334][  T298]  ptrace_notify+0x230/0x270
[   22.736902][  T298]  ? do_notify_parent+0x810/0x810
[   22.741900][  T298]  ? user_path_at_empty+0x43/0x50
[   22.746894][  T298]  ? __x64_sys_umount+0x12d/0x170
[   22.751892][  T298]  ? path_umount+0xfa0/0xfa0
[   22.756455][  T298]  syscall_exit_work+0x6e/0x140
[   22.761292][  T298]  syscall_exit_to_user_mode+0x2f/0x40
[   22.766721][  T298]  do_syscall_64+0x3d/0x40
[   22.771108][  T298]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
[   22.776968][  T298] RIP: 0033:0x7ff6e8b69db7
[   22.781354][  T298] Code: a2 c7 05 e4 0c 09 00 00 00 00 00 eb 96 e8 d1 05 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 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
[   22.800927][  T298] RSP: 002b:00007ffdc73b38e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   22.809313][  T298] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff6e8b69db7
[   22.817266][  T298] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdc73b39a0
[   22.825233][  T298] RBP: 00007ffdc73b39a0 R08: 00007ffdc73b49a0 R09: 00000000ffffffff
[   22.833188][  T298] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc73b4a90
[   22.841133][  T298] R13: 0000555556128760 R14: 0000000000005734 R15: 0000000000000001
[   22.849078][  T298] Modules linked in:
[   22.853064][  T298] ---[ end trace 7d074d48eb09915c ]---
[   22.858562][  T298] RIP: 0010:may_delete+0x7a5/0x7b0
[   22.863655][  T298] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cb fd ff ff 48 89 df e8 dc 03 f5 ff e9 be fd ff ff e8 22 83 ba ff 0f 0b e8 1b 83 ba ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8
[   22.883392][  T298] RSP: 0018:ffffc90000b47be8 EFLAGS: 00010293
[   22.889523][  T298] RAX: ffffffff81aa3195 RBX: ffff888120cd4770 RCX: ffff88810ab12800
[   22.897481][  T298] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
[   22.905461][  T298] RBP: ffffc90000b47c60 R08: 0000000000000003 R09: 0000000000000004
[   22.913450][  T298] R10: dffffc0000000000 R11: fffff52000168f60 R12: ffff888120cb1938
[   22.921424][  T298] R13: 1ffff1102419a8ee R14: ffff888120c65580 R15: dffffc0000000000
[   22.929392][  T298] FS:  000055555611f3c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   22.938313][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.944876][  T298] CR2: 00005555561387d8 CR3: 00000001067fd000 CR4: 00000000003506a0
[   22.952853][  T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.960821][  T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.968798][  T298] Kernel panic - not syncing: Fatal exception
[   22.975061][  T298] Kernel Offset: disabled
[   22.979369][  T298] Rebooting in 86400 seconds..