./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor520943959 <...> no interfaces have a carrier Starting sshd: [ 6.452178][ T231] sshd (231) used greatest stack depth: 26576 bytes left OK syzkaller syzkaller login: [ 15.367010][ T22] kauditd_printk_skb: 60 callbacks suppressed [ 15.367018][ T22] audit: type=1400 audit(1657845405.750:71): avc: denied { transition } for pid=265 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 15.374717][ T22] audit: type=1400 audit(1657845405.750:72): avc: denied { write } for pid=265 comm="sh" path="pipe:[650]" dev="pipefs" ino=650 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.0.173' (ECDSA) to the list of known hosts. execve("./syz-executor520943959", ["./syz-executor520943959"], 0x7ffc80d432b0 /* 10 vars */) = 0 brk(NULL) = 0x555555d56000 brk(0x555555d56c40) = 0x555555d56c40 arch_prctl(ARCH_SET_FS, 0x555555d56300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor520943959", 4096) = 27 brk(0x555555d77c40) = 0x555555d77c40 brk(0x555555d78000) = 0x555555d78000 mprotect(0x7fa2779ee000, 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, child_tidptr=0x555555d565d0) = 305 ./strace-static-x86_64: Process 305 attached [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] mkdir("./file0", 000) = 0 [pid 305] pipe2([3, 4], 0) = 0 [pid 305] write(4, "\x15\x09\x00\x00\x00\xff\xff\x5e\x32\xf8\x02\xdc\x53\xb2\x70\x95\xf3\x89\x88\x57\x3f", 21) = 21 [pid 305] dup(4) = 5 [ 22.065919][ T22] audit: type=1400 audit(1657845412.440:73): avc: denied { execmem } for pid=304 comm="syz-executor520" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.085522][ T22] audit: type=1400 audit(1657845412.450:74): avc: denied { mounton } for pid=305 comm="syz-executor520" path="/root/file0" dev="sda1" ino=1138 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [pid 305] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [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, 0x555555d57620 /* 2 entries */, 32768) = 48 [pid 304] getdents64(3, 0x555555d57620 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [ 66.806654][ T12] cfg80211: failed to load regulatory.db