./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor592715340 <...> Warning: Permanently added '10.128.1.229' (ED25519) to the list of known hosts. execve("./syz-executor592715340", ["./syz-executor592715340"], 0x7ffe23d25790 /* 10 vars */) = 0 brk(NULL) = 0x555592312000 brk(0x555592312d00) = 0x555592312d00 arch_prctl(ARCH_SET_FS, 0x555592312380) = 0 set_tid_address(0x555592312650) = 5872 set_robust_list(0x555592312660, 24) = 0 rseq(0x555592312ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor592715340", 4096) = 27 getrandom("\x17\xa1\x1f\x89\x28\xfe\x2d\x21", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555592312d00 brk(0x555592333d00) = 0x555592333d00 brk(0x555592334000) = 0x555592334000 mprotect(0x7f1770ce1000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555592312650) = 5873 ./strace-static-x86_64: Process 5873 attached [pid 5873] set_robust_list(0x555592312660, 24) = 0 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5873] getppid() = 0 [pid 5873] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [ 148.671267][ T30] audit: type=1400 audit(1755025192.422:63): avc: denied { execmem } for pid=5872 comm="syz-executor592" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5873] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5873] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5873] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5873] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5873] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5873] unshare(CLONE_NEWNS) = 0 [pid 5873] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5873] unshare(CLONE_NEWIPC) = 0 [pid 5873] unshare(CLONE_NEWCGROUP) = 0 [pid 5873] unshare(CLONE_NEWUTS) = 0 [ 148.797812][ T30] audit: type=1400 audit(1755025192.552:64): avc: denied { mounton } for pid=5873 comm="syz-executor592" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [pid 5873] unshare(CLONE_SYSVSEM) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "16777216", 8) = 8 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "536870912", 9) = 9 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1024", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "8192", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1024", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1024", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5873] close(3) = 0 [pid 5873] getpid() = 1 [pid 5873] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5873] kill(-2, SIGKILL) = 0 [pid 5873] kill(2, SIGKILL) = 0 [pid 5873] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5873] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5873] getdents64(3, 0x5555923136f0 /* 2 entries */, 32768) = 48 [pid 5873] getdents64(3, 0x5555923136f0 /* 0 entries */, 32768) = 0 [pid 5873] close(3) = 0 [ 303.926992][ T5886] unregister_netdevice: waiting for vxcan0 to become free. Usage count = 2 [ 303.941866][ T30] kauditd_printk_skb: 5 callbacks suppressed [ 303.941879][ T30] audit: type=1400 audit(1755025347.692:83): avc: denied { read } for pid=5202 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 303.969869][ T30] audit: type=1400 audit(1755025347.692:84): avc: denied { search } for pid=5202 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 303.991398][ T30] audit: type=1400 audit(1755025347.692:85): avc: denied { search } for pid=5202 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 304.012806][ T30] audit: type=1400 audit(1755025347.692:86): avc: denied { add_name } for pid=5202 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 304.033425][ T30] audit: type=1400 audit(1755025347.692:87): avc: denied { create } for pid=5202 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 304.054179][ T30] audit: type=1400 audit(1755025347.692:88): avc: denied { append open } for pid=5202 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 304.077356][ T30] audit: type=1400 audit(1755025347.692:89): avc: denied { getattr } for pid=5202 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1