./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor822265574 <...> [ 3.101453][ T24] audit: type=1400 audit(1708413625.299:9): avc: denied { append open } for pid=75 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 3.106177][ T24] audit: type=1400 audit(1708413625.299:10): avc: denied { getattr } for pid=75 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 3.263472][ T92] udevd[92]: starting version 3.2.11 [ 3.289766][ T93] udevd[93]: starting eudev-3.2.11 [ 16.111610][ T24] kauditd_printk_skb: 50 callbacks suppressed [ 16.111616][ T24] audit: type=1400 audit(1708413638.339:61): avc: denied { transition } for pid=263 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.115604][ T24] audit: type=1400 audit(1708413638.339:62): avc: denied { noatsecure } for pid=263 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.120706][ T24] audit: type=1400 audit(1708413638.349:63): avc: denied { write } for pid=263 comm="sh" path="pipe:[13602]" dev="pipefs" ino=13602 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 16.124757][ T24] audit: type=1400 audit(1708413638.349:64): avc: denied { rlimitinh } for pid=263 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.128841][ T24] audit: type=1400 audit(1708413638.349:65): avc: denied { siginh } for pid=263 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.14' (ED25519) to the list of known hosts. execve("./syz-executor822265574", ["./syz-executor822265574"], 0x7ffe771468c0 /* 10 vars */) = 0 brk(NULL) = 0x5555562cf000 brk(0x5555562cfd00) = 0x5555562cfd00 arch_prctl(ARCH_SET_FS, 0x5555562cf380) = 0 set_tid_address(0x5555562cf650) = 290 set_robust_list(0x5555562cf660, 24) = 0 rseq(0x5555562cfca0, 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-executor822265574", 4096) = 27 getrandom("\x1d\xf9\xec\xda\xd7\x32\x2c\xa6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555562cfd00 brk(0x5555562f0d00) = 0x5555562f0d00 brk(0x5555562f1000) = 0x5555562f1000 mprotect(0x7fc222e4e000, 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 mkdir("./syzkaller.XgLdtl", 0700) = 0 chmod("./syzkaller.XgLdtl", 0777) = 0 chdir("./syzkaller.XgLdtl") = 0 mkdir("./0", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555562cf650) = 291 ./strace-static-x86_64: Process 291 attached [pid 291] set_robust_list(0x5555562cf660, 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 [pid 291] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] open("./bus", O_RDWR|O_CREAT|O_EXCL|O_TRUNC|O_SYNC|O_NOFOLLOW|O_NOATIME, 000) = 3 [ 24.325751][ T24] audit: type=1400 audit(1708413646.549:66): avc: denied { execmem } for pid=290 comm="syz-executor822" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.348061][ T291] ====================================================== [ 24.348061][ T291] WARNING: the mand mount option is being deprecated and [ 24.348061][ T291] will be removed in v5.15! [ 24.348061][ T291] ====================================================== [ 24.348080][ T24] audit: type=1400 audit(1708413646.579:67): avc: denied { mounton } for pid=291 comm="syz-executor822" path="/root/syzkaller.XgLdtl/0/bus" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [pid 291] mount(NULL, "./bus", "9p", MS_MANDLOCK|MS_NODIRATIME|MS_REC|MS_I_VERSION, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000003,dfltgid=0x0000000000000000,uname=msize,ca"... [pid 290] kill(-291, SIGKILL) = 0 [pid 290] kill(291, SIGKILL) = 0 [pid 290] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555562d06f0 /* 2 entries */, 32768) = 48 [pid 290] getdents64(3, 0x5555562d06f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0