./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor532202601

<...>
Warning: Permanently added '10.128.1.120' (ED25519) to the list of known hosts.
execve("./syz-executor532202601", ["./syz-executor532202601"], 0x7ffca5de4a80 /* 10 vars */) = 0
brk(NULL)                               = 0x55556e00a000
brk(0x55556e00ad40)                     = 0x55556e00ad40
arch_prctl(ARCH_SET_FS, 0x55556e00a3c0) = 0
set_tid_address(0x55556e00a690)         = 295
set_robust_list(0x55556e00a6a0, 24)     = 0
rseq(0x55556e00ace0, 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-executor532202601", 4096) = 27
getrandom("\xc6\xcc\x92\xbe\x16\x10\xea\xb9", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55556e00ad40
brk(0x55556e02bd40)                     = 0x55556e02bd40
brk(0x55556e02c000)                     = 0x55556e02c000
mprotect(0x7fe3864f2000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e00a690) = 296
./strace-static-x86_64: Process 296 attached
[pid   296] set_robust_list(0x55556e00a6a0, 24) = 0
[pid   296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   296] getppid()                   = 0
[pid   296] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   296] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   296] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   296] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   296] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   296] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   296] unshare(CLONE_NEWNS)        = 0
[pid   296] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   296] unshare(CLONE_NEWCGROUP)    = 0
[pid   296] unshare(CLONE_NEWUTS)       = 0
[pid   296] unshare(CLONE_SYSVSEM)      = 0
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   296] getpid()                    = 1
[pid   296] 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   296] 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   296] unshare(CLONE_NEWNET)       = 0
[pid   296] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   296] write(3, "0 65535", 7)      = 7
[pid   296] close(3)                    = 0
[pid   296] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   296] write(3, "100000", 6)       = 6
[pid   296] close(3)                    = 0
[pid   296] mkdir("./syz-tmp", 0777)    = 0
[pid   296] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   296] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   296] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   296] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   296] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   296] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   296] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   296] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   296] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] 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   296] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   296] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   296] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   296] chdir("/")                  = 0
[pid   296] umount2("./pivot", MNT_DETACH) = 0
[pid   296] chroot("./newroot")         = 0
[pid   296] chdir("/")                  = 0
[pid   296] mkdir("/dev/binderfs", 0777) = 0
[pid   296] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   296] symlink("/dev/binderfs", "./binderfs") = 0
[pid   296] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
executing program
[pid   296] write(1, "executing program\n", 18) = 18
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] rt_sigaction(SIGRT_1, {sa_handler=0x7fe386495650, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe386486d00}, NULL, 8) = 0
[pid   296] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
[pid   296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fe38640c000
[pid   296] mprotect(0x7fe38640d000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38642c990, parent_tid=0x7fe38642c990, exit_signal=0, stack=0x7fe38640c000, stack_size=0x20300, tls=0x7fe38642c6c0} => {parent_tid=[2]}, 88) = 2
[pid   296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 297 attached
 <unfinished ...>
[pid   297] set_robust_list(0x7fe38642c9a0, 24) = 0
[pid   297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   297] memfd_create("syzkaller", 0) = 3
[pid   297] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe37e00c000
[   21.811716][   T28] audit: type=1400 audit(1732215794.837:66): avc:  denied  { execmem } for  pid=295 comm="syz-executor532" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   21.831467][   T28] audit: type=1400 audit(1732215794.847:67): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   297] 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"..., 1048576) = 1048576
[pid   297] munmap(0x7fe37e00c000, 138412032) = 0
[pid   297] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   297] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid   297] close(3)                    = 0
[pid   297] close(4)                    = 0
[pid   297] mkdir("./file0", 0777)      = 0
[   21.853605][   T28] audit: type=1400 audit(1732215794.867:68): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/root/syz-tmp" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   21.869314][  T297] loop0: detected capacity change from 0 to 2048
[   21.877901][   T28] audit: type=1400 audit(1732215794.867:69): avc:  denied  { mount } for  pid=296 comm="syz-executor532" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   21.904505][   T28] audit: type=1400 audit(1732215794.877:70): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/root/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
[   21.928250][   T28] audit: type=1400 audit(1732215794.877:71): avc:  denied  { mount } for  pid=296 comm="syz-executor532" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   21.934338][  T297] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none.
[pid   297] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_POSIXACL|MS_LAZYTIME, ",errors=continue") = 0
[pid   297] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid   297] chdir("./file0")            = 0
[pid   297] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   297] ioctl(4, LOOP_CLR_FD)       = 0
[pid   297] close(4)                    = 0
[pid   297] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   297] futex(0x7fe3864f86c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 0
[pid   297] openat(AT_FDCWD, NULL, O_RDWR) = -1 EFAULT (Bad address)
[pid   297] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 1
[pid   297] prlimit64(0, RLIMIT_RTPRIO, NULL, NULL) = 0
[pid   297] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 1
[pid   297] sched_setscheduler(0, SCHED_RR, [6]) = -1 EPERM (Operation not permitted)
[pid   297] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 1
[   21.950210][   T28] audit: type=1400 audit(1732215794.877:72): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/root/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
[   21.983171][   T28] audit: type=1400 audit(1732215794.877:73): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/root/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14210 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[pid   297] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 <unfinished ...>
[pid   296] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fe3863eb000
[pid   296] mprotect(0x7fe3863ec000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38640b990, parent_tid=0x7fe38640b990, exit_signal=0, stack=0x7fe3863eb000, stack_size=0x20300, tls=0x7fe38640b6c0} => {parent_tid=[3]}, 88) = 3
[pid   296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   296] futex(0x7fe3864f86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... mmap resumed>)         = 0x20000000
[pid   297] futex(0x7fe3864f86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   297] futex(0x7fe3864f86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 303 attached
 <unfinished ...>
[pid   303] set_robust_list(0x7fe38640b9a0, 24) = 0
[pid   303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   303] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0
[pid   303] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   296] <... futex resumed>)        = 0
[pid   303] futex(0x7fe3864f86d8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] futex(0x7fe3864f86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 0
[   22.009110][   T28] audit: type=1400 audit(1732215794.877:74): avc:  denied  { unmount } for  pid=296 comm="syz-executor532" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   22.028702][   T28] audit: type=1400 audit(1732215794.887:75): avc:  denied  { mounton } for  pid=296 comm="syz-executor532" path="/dev/binderfs" dev="devtmpfs" ino=522 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[pid   297] recvmmsg(4,  <unfinished ...>
[pid   296] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out)
[pid   296] futex(0x7fe3864f86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out)
[pid   296] futex(0x7fe3864f86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   303] <... futex resumed>)        = 0
[pid   303] openat(AT_FDCWD, 0x200002c0, O_RDWR|O_NOATIME|FASYNC) = 6
[pid   303] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   303] futex(0x7fe3864f86d8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   303] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid   296] futex(0x7fe3864f86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   303] write(6, 0x200001c0, 18)    = 18
[pid   303] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   303] <... futex resumed>)        = 1
[pid   303] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument)
[pid   303] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7fe3864f86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7fe3864f86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   303] <... futex resumed>)        = 1
[pid   303] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address)
[pid   303] futex(0x7fe3864f86dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   303] <... futex resumed>)        = 1
[pid   303] futex(0x7fe3864f86d8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] exit_group(1 <unfinished ...>
[pid   303] <... futex resumed>)        = ?
[pid   297] <... recvmmsg resumed> <unfinished ...>) = ?
[pid   296] <... exit_group resumed>)   = ?
[pid   303] +++ exited with 1 +++
[pid   297] +++ exited with 1 +++
[   22.245482][  T296] EXT4-fs (loop0): unmounting filesystem.
[   22.251535][  T300] ------------[ cut here ]------------
[   22.256807][  T300] kernel BUG at fs/buffer.c:2714!
[   22.261667][  T300] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[   22.267547][  T300] CPU: 0 PID: 300 Comm: kmmpd-loop0 Not tainted 6.1.112-syzkaller-00026-g51bee181735e #0
[   22.277209][  T300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[   22.287075][  T300] RIP: 0010:submit_bh_wbc+0x4cd/0x4f0
[   22.292286][  T300] Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 14 d0 e6 ff e9 b0 fe ff ff e8 7a 64 9f ff 0f 0b e8 73 64 9f ff <0f> 0b e8 6c 64 9f ff 0f 0b e8 65 64 9f ff 0f 0b e8 5e 64 9f ff 0f
[   22.311723][  T300] RSP: 0018:ffffc90000f17c20 EFLAGS: 00010293
[   22.317625][  T300] RAX: ffffffff81d6413d RBX: 0000000000000000 RCX: ffff888110e91440
[   22.325437][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   22.333247][  T300] RBP: ffffc90000f17c70 R08: ffffffff81d63d10 R09: ffffed1024637abe
[   22.341057][  T300] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[   22.348870][  T300] R13: 1ffff11024637abd R14: ffff8881231bd5e8 R15: 0000000000003801
[   22.356711][  T300] FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   22.365448][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.371870][  T300] CR2: 00007fe3864c30d8 CR3: 0000000126e57000 CR4: 00000000003506b0
[   22.379683][  T300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.387492][  T300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.395306][  T300] Call Trace:
[   22.398427][  T300]  <TASK>
[   22.401207][  T300]  ? __die_body+0x62/0xb0
[   22.405372][  T300]  ? die+0x88/0xb0
[   22.408930][  T300]  ? do_trap+0x103/0x330
[   22.413010][  T300]  ? submit_bh_wbc+0x4cd/0x4f0
[   22.417610][  T300]  ? handle_invalid_op+0x95/0xc0
[   22.422385][  T300]  ? submit_bh_wbc+0x4cd/0x4f0
[   22.426984][  T300]  ? exc_invalid_op+0x32/0x50
[   22.431497][  T300]  ? asm_exc_invalid_op+0x1b/0x20
[   22.436369][  T300]  ? submit_bh_wbc+0xa0/0x4f0
[   22.440872][  T300]  ? submit_bh_wbc+0x4cd/0x4f0
[   22.445471][  T300]  ? submit_bh_wbc+0x4cd/0x4f0
[   22.450071][  T300]  ? __kasan_check_read+0x11/0x20
[   22.454934][  T300]  submit_bh+0x1d/0x30
[   22.458835][  T300]  write_mmp_block_thawed+0x3a0/0x570
[   22.464047][  T300]  ? read_mmp_block+0x7d0/0x7d0
[   22.468730][  T300]  ? update_process_times+0x1b0/0x1b0
[   22.473941][  T300]  write_mmp_block+0x12b/0x2a0
[   22.478539][  T300]  kmmpd+0x263/0xa10
[   22.482279][  T300]  ? write_mmp_block_thawed+0x570/0x570
[   22.487654][  T300]  ? __kthread_parkme+0x12d/0x180
[   22.492512][  T300]  kthread+0x26d/0x300
[   22.496416][  T300]  ? write_mmp_block_thawed+0x570/0x570
[   22.501798][  T300]  ? kthread_blkcg+0xd0/0xd0
[   22.506225][  T300]  ret_from_fork+0x1f/0x30
[   22.510481][  T300]  </TASK>
[   22.513342][  T300] Modules linked in:
[   22.518130][  T300] ---[ end trace 0000000000000000 ]---
[   22.523446][  T300] RIP: 0010:submit_bh_wbc+0x4cd/0x4f0
[   22.528599][  T300] Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 14 d0 e6 ff e9 b0 fe ff ff e8 7a 64 9f ff 0f 0b e8 73 64 9f ff <0f> 0b e8 6c 64 9f ff 0f 0b e8 65 64 9f ff 0f 0b e8 5e 64 9f ff 0f
[   22.548058][  T300] RSP: 0018:ffffc90000f17c20 EFLAGS: 00010293
[   22.553951][  T300] RAX: ffffffff81d6413d RBX: 0000000000000000 RCX: ffff888110e91440
[   22.561757][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   22.569583][  T300] RBP: ffffc90000f17c70 R08: ffffffff81d63d10 R09: ffffed1024637abe
[   22.577390][  T300] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[   22.585217][  T300] R13: 1ffff11024637abd R14: ffff8881231bd5e8 R15: 0000000000003801
[   22.593018][  T300] FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   22.601765][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.608223][  T300] CR2: 00007fe3864c30d8 CR3: 0000000126e57000 CR4: 00000000003506b0
[   22.616015][  T300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.623824][  T300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.631624][  T300] Kernel panic - not syncing: Fatal exception
[   22.637879][  T300] Kernel Offset: disabled
[   22.642002][  T300] Rebooting in 86400 seconds..