./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1590527823

<...>
Warning: Permanently added '10.128.1.3' (ED25519) to the list of known hosts.
execve("./syz-executor1590527823", ["./syz-executor1590527823"], 0x7ffd6bbb9440 /* 10 vars */) = 0
brk(NULL)                               = 0x55556586a000
brk(0x55556586ad00)                     = 0x55556586ad00
arch_prctl(ARCH_SET_FS, 0x55556586a380) = 0
set_tid_address(0x55556586a650)         = 289
set_robust_list(0x55556586a660, 24)     = 0
rseq(0x55556586aca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1590527823", 4096) = 28
getrandom("\x44\xff\xc0\x2c\xdf\x05\xb6\xe4", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55556586ad00
brk(0x55556588bd00)                     = 0x55556588bd00
brk(0x55556588c000)                     = 0x55556588c000
mprotect(0x7f3b88585000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
mkdir("./syzkaller.lSLSWD", 0700)       = 0
chmod("./syzkaller.lSLSWD", 0777)       = 0
chdir("./syzkaller.lSLSWD")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556586a650) = 290
./strace-static-x86_64: Process 290 attached
[pid   290] set_robust_list(0x55556586a660, 24) = 0
[pid   290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   290] getppid()                   = 0
[pid   290] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   290] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   290] unshare(CLONE_NEWNS)        = 0
[pid   290] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   290] unshare(CLONE_NEWCGROUP)    = 0
[pid   290] unshare(CLONE_NEWUTS)       = 0
[pid   290] unshare(CLONE_SYSVSEM)      = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   290] getpid()                    = 1
[pid   290] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid   290] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid   290] unshare(CLONE_NEWNET)       = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   290] write(3, "0 65535", 7)      = 7
[pid   290] close(3)                    = 0
[pid   290] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   290] write(3, "100000", 6)       = 6
[pid   290] close(3)                    = 0
[pid   290] mkdir("./syz-tmp", 0777)    = 0
[pid   290] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   290] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   290] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   290] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   290] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   290] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   290] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   290] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   290] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   290] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   290] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   290] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   290] chdir("/")                  = 0
[pid   290] umount2("./pivot", MNT_DETACH) = 0
[pid   290] chroot("./newroot")         = 0
[pid   290] chdir("/")                  = 0
[pid   290] mkdir("/dev/gadgetfs", 0777) = 0
[   25.946344][   T28] audit: type=1400 audit(1746671901.842:64): avc:  denied  { execmem } for  pid=289 comm="syz-executor159" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   25.967018][   T28] audit: type=1400 audit(1746671901.842:65): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   290] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   290] mkdir("/dev/binderfs", 0777) = 0
[pid   290] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   290] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid   290] mkdir("./0", 0777)          = 0
[pid   290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556586a650) = 2
./strace-static-x86_64: Process 291 attached
[pid   291] set_robust_list(0x55556586a660, 24) = 0
[pid   291] chdir("./0")                = 0
[pid   291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   291] setpgid(0, 0)               = 0
[pid   291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   291] write(3, "1000", 4)         = 4
[pid   291] close(3)                    = 0
executing program
[pid   291] symlink("/dev/binderfs", "./binderfs") = 0
[pid   291] write(1, "executing program\n", 18) = 18
[pid   291] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   291] mount(".", "./file0", NULL, MS_RDONLY|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL) = 0
[   25.988805][   T28] audit: type=1400 audit(1746671901.872:66): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/root/syzkaller.lSLSWD/syz-tmp" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   25.991256][  T290] request_module fs-gadgetfs succeeded, but still no fs?
[   26.013705][   T28] audit: type=1400 audit(1746671901.872:67): avc:  denied  { mount } for  pid=290 comm="syz-executor159" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[pid   291] mount("./file0", "./file0", "incremental-fs", 0, NULL) = 0
[pid   291] close(3)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(4)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(5)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(6)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(7)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(8)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(9)                    = -1 EBADF (Bad file descriptor)
[pid   291] close(10)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(11)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(12)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(13)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(14)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(15)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(16)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(17)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(18)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(19)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(20)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(21)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(22)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(23)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(24)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(25)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(26)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(27)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(28)                   = -1 EBADF (Bad file descriptor)
[pid   291] close(29)                   = -1 EBADF (Bad file descriptor)
[pid   291] exit_group(0)               = ?
[pid   291] +++ exited with 0 +++
[pid   290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid   290] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid   290] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid   290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(3, 0x55556586b6f0 /* 6 entries */, 32768) = 176
[pid   290] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] newfstatat(AT_FDCWD, "./0/.incomplete", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   290] umount2("./0/.incomplete", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0/.incomplete", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   290] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(4, 0x555565873730 /* 2 entries */, 32768) = 48
[pid   290] getdents64(4, 0x555565873730 /* 0 entries */, 32768) = 0
[pid   290] close(4)                    = 0
[pid   290] rmdir("./0/.incomplete")    = 0
[pid   290] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] newfstatat(AT_FDCWD, "./0/.index", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid   290] umount2("./0/.index", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid   290] openat(AT_FDCWD, "./0/.index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid   290] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0
[pid   290] getdents64(4, 0x555565873730 /* 2 entries */, 32768) = 48
[pid   290] getdents64(4, 0x555565873730 /* 0 entries */, 32768) = 0
[pid   290] close(4)                    = 0
[pid   290] rmdir("./0/.index")         = 0
[   26.029099][  T291] incfs: ino conflict with backing FS 9
[   26.042963][   T28] audit: type=1400 audit(1746671901.872:68): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/root/syzkaller.lSLSWD/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   26.073444][  T290] ------------[ cut here ]------------
[   26.073942][   T28] audit: type=1400 audit(1746671901.872:69): avc:  denied  { mount } for  pid=290 comm="syz-executor159" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   26.078921][  T290] WARNING: CPU: 1 PID: 290 at fs/inode.c:332 drop_nlink+0xc5/0x110
[   26.101001][   T28] audit: type=1400 audit(1746671901.872:70): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/root/syzkaller.lSLSWD/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1
[   26.108720][  T290] Modules linked in:
[   26.108733][  T290] CPU: 1 PID: 290 Comm: syz-executor159 Not tainted 6.1.134-syzkaller-00012-g646380b087a5 #0
[   26.135610][   T28] audit: type=1400 audit(1746671901.872:71): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/root/syzkaller.lSLSWD/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14590 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   26.139348][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[   26.149702][   T28] audit: type=1400 audit(1746671901.872:72): avc:  denied  { unmount } for  pid=290 comm="syz-executor159" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   26.177365][  T290] RIP: 0010:drop_nlink+0xc5/0x110
[   26.187799][   T28] audit: type=1400 audit(1746671901.882:73): avc:  denied  { mounton } for  pid=290 comm="syz-executor159" path="/dev/gadgetfs" dev="devtmpfs" ino=570 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[   26.207235][  T290] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 73 ee f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 7b 99 ac ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[   26.254744][  T290] RSP: 0018:ffffc90000d87b38 EFLAGS: 00010293
[   26.260843][  T290] RAX: ffffffff81c34d55 RBX: ffff88812638f570 RCX: ffff88810db29440
[   26.268875][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   26.276891][  T290] RBP: ffffc90000d87b60 R08: 0000000000000004 R09: 0000000000000003
[   26.284909][  T290] R10: fffff520001b0f58 R11: 1ffff920001b0f58 R12: dffffc0000000000
[   26.293040][  T290] R13: 1ffff11024c71eb7 R14: ffff88812638f5b8 R15: 0000000000000000
[   26.301034][  T290] FS:  000055556586a380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   26.310012][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.316661][  T290] CR2: 000055556587b738 CR3: 000000012625b000 CR4: 00000000003506a0
[   26.324673][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   26.332679][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   26.340731][  T290] Call Trace:
[   26.344071][  T290]  <TASK>
[   26.347013][  T290]  shmem_rmdir+0x5b/0x90
[   26.351255][  T290]  vfs_rmdir+0x393/0x500
[   26.355555][  T290]  incfs_kill_sb+0x105/0x220
[   26.360184][  T290]  deactivate_locked_super+0xb5/0x120
[   26.365599][  T290]  deactivate_super+0xaf/0xe0
[   26.370288][  T290]  cleanup_mnt+0x45f/0x4e0
[   26.374781][  T290]  __cleanup_mnt+0x19/0x20
[   26.379225][  T290]  task_work_run+0x1db/0x240
[   26.383904][  T290]  ? __cfi_task_work_run+0x10/0x10
[   26.389041][  T290]  ? path_umount+0x1f0/0xe20
[   26.393693][  T290]  ptrace_notify+0x221/0x250
[   26.398301][  T290]  ? __cfi_path_umount+0x10/0x10
[   26.403272][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   26.408400][  T290]  ? user_path_at_empty+0x161/0x1c0
[   26.413633][  T290]  ? __x64_sys_umount+0x125/0x160
[   26.418662][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   26.424061][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   26.429708][  T290]  syscall_exit_work+0x84/0x140
[   26.434592][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   26.440756][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   26.446178][  T290]  do_syscall_64+0x58/0xa0
[   26.450612][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.455401][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.460107][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   26.466052][  T290] RIP: 0033:0x7f3b88512a87
[   26.470488][  T290] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   26.490244][  T290] RSP: 002b:00007ffe94a62ff8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   26.498710][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3b88512a87
[   26.506754][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe94a630b0
[   26.514795][  T290] RBP: 00007ffe94a630b0 R08: 0000000000000000 R09: 0000000000000000
[   26.522812][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe94a64120
[   26.530792][  T290] R13: 000055556586b6c0 R14: 00007ffe94a64120 R15: 0000000000000001
[   26.538797][  T290]  </TASK>
[   26.541876][  T290] ---[ end trace 0000000000000000 ]---
[   26.547436][  T290] ==================================================================
[   26.555485][  T290] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[   26.561725][  T290] Write of size 4 at addr 0000000000000170 by task syz-executor159/290
[   26.569964][  T290] 
[   26.572281][  T290] CPU: 0 PID: 290 Comm: syz-executor159 Tainted: G        W          6.1.134-syzkaller-00012-g646380b087a5 #0
[   26.583897][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[   26.593971][  T290] Call Trace:
[   26.597240][  T290]  <TASK>
[   26.600160][  T290]  __dump_stack+0x21/0x24
[   26.604503][  T290]  dump_stack_lvl+0xee/0x150
[   26.609099][  T290]  ? __cfi_dump_stack_lvl+0x8/0x8
[   26.614302][  T290]  ? ihold+0x20/0x60
[   26.618196][  T290]  ? ihold+0x20/0x60
[   26.622090][  T290]  print_report+0x3d/0x60
[   26.626424][  T290]  kasan_report+0x122/0x150
[   26.630937][  T290]  ? ihold+0x20/0x60
[   26.634842][  T290]  kasan_check_range+0x280/0x290
[   26.639771][  T290]  __kasan_check_write+0x14/0x20
[   26.644702][  T290]  ihold+0x20/0x60
[   26.648420][  T290]  vfs_rmdir+0x25f/0x500
[   26.652655][  T290]  incfs_kill_sb+0x105/0x220
[   26.657323][  T290]  deactivate_locked_super+0xb5/0x120
[   26.662691][  T290]  deactivate_super+0xaf/0xe0
[   26.667357][  T290]  cleanup_mnt+0x45f/0x4e0
[   26.671768][  T290]  __cleanup_mnt+0x19/0x20
[   26.676181][  T290]  task_work_run+0x1db/0x240
[   26.680758][  T290]  ? __cfi_task_work_run+0x10/0x10
[   26.685858][  T290]  ? path_umount+0x1f0/0xe20
[   26.690440][  T290]  ptrace_notify+0x221/0x250
[   26.695025][  T290]  ? __cfi_path_umount+0x10/0x10
[   26.699953][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   26.705053][  T290]  ? user_path_at_empty+0x161/0x1c0
[   26.710244][  T290]  ? __x64_sys_umount+0x125/0x160
[   26.715253][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   26.720612][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   26.726231][  T290]  syscall_exit_work+0x84/0x140
[   26.731077][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   26.737240][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   26.742629][  T290]  do_syscall_64+0x58/0xa0
[   26.747047][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.751716][  T290]  ? clear_bhb_loop+0x15/0x70
[   26.756396][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   26.762289][  T290] RIP: 0033:0x7f3b88512a87
[   26.766765][  T290] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   26.786366][  T290] RSP: 002b:00007ffe94a62ff8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   26.794772][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3b88512a87
[   26.802740][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe94a630b0
[   26.810699][  T290] RBP: 00007ffe94a630b0 R08: 0000000000000000 R09: 0000000000000000
[   26.818660][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe94a64120
[   26.826622][  T290] R13: 000055556586b6c0 R14: 00007ffe94a64120 R15: 0000000000000001
[   26.834590][  T290]  </TASK>
[   26.837598][  T290] ==================================================================
[   26.845791][  T290] Disabling lock debugging due to kernel taint
[   26.852035][  T290] BUG: kernel NULL pointer dereference, address: 0000000000000170
[   26.859839][  T290] #PF: supervisor write access in kernel mode
[   26.865884][  T290] #PF: error_code(0x0002) - not-present page
[   26.871861][  T290] PGD 0 P4D 0 
[   26.875223][  T290] Oops: 0002 [#1] PREEMPT SMP KASAN
[   26.880406][  T290] CPU: 0 PID: 290 Comm: syz-executor159 Tainted: G    B   W          6.1.134-syzkaller-00012-g646380b087a5 #0
[   26.892019][  T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[   26.902068][  T290] RIP: 0010:ihold+0x26/0x60
[   26.906574][  T290] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 e1 90 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 b0 e5 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 d1
[   26.926169][  T290] RSP: 0018:ffffc90000d87b78 EFLAGS: 00010246
[   26.932229][  T290] RAX: ffff88810db29400 RBX: 0000000000000000 RCX: ffff88810db29440
[   26.940192][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   26.948148][  T290] RBP: ffffc90000d87b88 R08: dffffc0000000000 R09: fffffbfff0f2ccfd
[   26.956110][  T290] R10: fffffbfff0f2ccfd R11: 1ffffffff0f2ccfc R12: ffff88812638f57c
[   26.964075][  T290] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   26.972038][  T290] FS:  000055556586a380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   26.980955][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.987525][  T290] CR2: 0000000000000170 CR3: 000000012625b000 CR4: 00000000003506b0
[   26.995489][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   27.003446][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.011404][  T290] Call Trace:
[   27.014676][  T290]  <TASK>
[   27.017598][  T290]  vfs_rmdir+0x25f/0x500
[   27.021830][  T290]  incfs_kill_sb+0x105/0x220
[   27.026411][  T290]  deactivate_locked_super+0xb5/0x120
[   27.031778][  T290]  deactivate_super+0xaf/0xe0
[   27.036456][  T290]  cleanup_mnt+0x45f/0x4e0
[   27.040891][  T290]  __cleanup_mnt+0x19/0x20
[   27.045301][  T290]  task_work_run+0x1db/0x240
[   27.049880][  T290]  ? __cfi_task_work_run+0x10/0x10
[   27.054980][  T290]  ? path_umount+0x1f0/0xe20
[   27.059582][  T290]  ptrace_notify+0x221/0x250
[   27.064185][  T290]  ? __cfi_path_umount+0x10/0x10
[   27.069110][  T290]  ? __cfi_ptrace_notify+0x10/0x10
[   27.074241][  T290]  ? user_path_at_empty+0x161/0x1c0
[   27.079435][  T290]  ? __x64_sys_umount+0x125/0x160
[   27.084469][  T290]  ? __cfi___x64_sys_umount+0x10/0x10
[   27.089839][  T290]  ? fpregs_restore_userregs+0x128/0x260
[   27.095468][  T290]  syscall_exit_work+0x84/0x140
[   27.100309][  T290]  syscall_exit_to_user_mode_prepare+0x1c/0x20
[   27.106456][  T290]  syscall_exit_to_user_mode+0xd/0x30
[   27.111821][  T290]  do_syscall_64+0x58/0xa0
[   27.116241][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.120909][  T290]  ? clear_bhb_loop+0x15/0x70
[   27.125572][  T290]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   27.131456][  T290] RIP: 0033:0x7f3b88512a87
[   27.135858][  T290] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[   27.155451][  T290] RSP: 002b:00007ffe94a62ff8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[   27.163850][  T290] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3b88512a87
[   27.171837][  T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe94a630b0
[   27.179796][  T290] RBP: 00007ffe94a630b0 R08: 0000000000000000 R09: 0000000000000000
[   27.187749][  T290] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe94a64120
[   27.195704][  T290] R13: 000055556586b6c0 R14: 00007ffe94a64120 R15: 0000000000000001
[   27.203664][  T290]  </TASK>
[   27.206670][  T290] Modules linked in:
[   27.210574][  T290] CR2: 0000000000000170
[   27.214721][  T290] ---[ end trace 0000000000000000 ]---
[   27.220163][  T290] RIP: 0010:ihold+0x26/0x60
[   27.224761][  T290] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 e1 90 ac ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 b0 e5 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 d1
[   27.244447][  T290] RSP: 0018:ffffc90000d87b78 EFLAGS: 00010246
[   27.250506][  T290] RAX: ffff88810db29400 RBX: 0000000000000000 RCX: ffff88810db29440
[   27.258477][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   27.266455][  T290] RBP: ffffc90000d87b88 R08: dffffc0000000000 R09: fffffbfff0f2ccfd
[   27.274431][  T290] R10: fffffbfff0f2ccfd R11: 1ffffffff0f2ccfc R12: ffff88812638f57c
[   27.282402][  T290] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[   27.290361][  T290] FS:  000055556586a380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   27.299282][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.305853][  T290] CR2: 0000000000000170 CR3: 000000012625b000 CR4: 00000000003506b0
[   27.313827][  T290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   27.321786][  T290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   27.329744][  T290] Kernel panic - not syncing: Fatal exception
[   27.336088][  T290] Kernel Offset: disabled
[   27.340404][  T290] Rebooting in 86400 seconds..