./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4052426517 <...> Warning: Permanently added '10.128.0.195' (ECDSA) to the list of known hosts. execve("./syz-executor4052426517", ["./syz-executor4052426517"], 0x7ffd4762a830 /* 10 vars */) = 0 brk(NULL) = 0x55555711f000 brk(0x55555711fc40) = 0x55555711fc40 arch_prctl(ARCH_SET_FS, 0x55555711f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor4052426517", 4096) = 28 brk(0x555557140c40) = 0x555557140c40 brk(0x555557141000) = 0x555557141000 mprotect(0x7f497fcd5000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 305 attached , child_tidptr=0x55555711f5d0) = 305 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] creat("./file0", 000) = 3 [pid 305] pipe2([4, 5], O_DIRECT) = 0 [pid 305] dup(5) = 6 [ 20.040911][ T22] audit: type=1400 audit(1655364207.490:73): avc: denied { execmem } for pid=304 comm="syz-executor405" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.065866][ T22] audit: type=1400 audit(1655364207.510:74): avc: denied { mounton } for pid=305 comm="syz-executor405" path="/root/file0" dev="sda1" ino=1138 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [pid 305] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006,k" [pid 304] kill(-305, SIGKILL) = 0 [pid 304] kill(305, SIGKILL) = 0 [pid 304] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] fstat(3, {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 [pid 304] getdents64(3, 0x555557120620 /* 2 entries */, 32768) = 48 [pid 304] getdents64(3, 0x555557120620 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [ 66.749245][ T12] cfg80211: failed to load regulatory.db