ci2-android-5-15/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-15/syz-executor2558620842 <...> syzkaller syzkaller login: [ 11.656085][ T107] udevd (107) used greatest stack depth: 21768 bytes left [ 22.705101][ T30] kauditd_printk_skb: 31 callbacks suppressed [ 22.705116][ T30] audit: type=1400 audit(1793106563.812:59): avc: denied { transition } for pid=265 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.734170][ T30] audit: type=1400 audit(1793106563.812:60): avc: denied { noatsecure } for pid=265 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.754200][ T30] audit: type=1400 audit(1793106563.822:61): avc: denied { write } for pid=265 comm="sh" path="pipe:[517]" dev="pipefs" ino=517 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 22.776125][ T30] audit: type=1400 audit(1793106563.822:62): avc: denied { rlimitinh } for pid=265 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.794746][ T30] audit: type=1400 audit(1793106563.822:63): avc: denied { siginh } for pid=265 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 254.119088][ T273] sshd-session (273) used greatest stack depth: 21088 bytes left Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. execve("ci2-android-5-15/syz-executor2558620842", ["ci2-android-5-15/syz-executor2558620842"], 0x7fff60cf19a0 /* 10 vars */) = 0 brk(NULL) = 0x5555559c3000 brk(0x5555559c3d40) = 0x5555559c3d40 arch_prctl(ARCH_SET_FS, 0x5555559c33c0) = 0 set_tid_address(0x5555559c3690) = 304 set_robust_list(0x5555559c36a0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-5-15/syz-executor2558620842", 4096) = 45 getrandom("\x45\x31\x21\x40\x18\xbd\x41\x5f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555559c3d40 brk(0x5555559e4d40) = 0x5555559e4d40 brk(0x5555559e5000) = 0x5555559e5000 mprotect(0x7fae90dcb000, 20480, 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 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 305 attached , child_tidptr=0x5555559c3690) = 305 [pid 304] rt_sigprocmask(SIG_SETMASK, [] [pid 305] set_robust_list(0x5555559c36a0, 24 [pid 304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [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 executing program [pid 305] write(1, "executing program\n", 18) = 18 [pid 305] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 305] mount(NULL, "./sys", "sysfs", 0, NULL) = 0 [pid 305] openat(AT_FDCWD, "./sys/power/state", O_RDWR) = 3 [ 262.326039][ T30] audit: type=1400 audit(1793106803.432:64): avc: denied { execmem } for pid=304 comm="syz-executor255" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 262.353787][ T30] audit: type=1400 audit(1793106803.462:65): avc: denied { mounton } for pid=305 comm="syz-executor255" path="/root/sys" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 262.362718][ T305] PM: suspend entry (s2idle) [ 262.376553][ T30] audit: type=1400 audit(1793106803.462:66): avc: denied { mount } for pid=305 comm="syz-executor255" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 262.596345][ T305] Filesystems sync: 0.214 seconds [ 262.601516][ T305] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 262.610658][ T305] OOM killer disabled. [ 262.614772][ T305] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 262.624257][ T305] printk: Suspending console(s) (use no_console_suspend to debug)