ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor4129694 <...> syzkaller syzkaller login: [ 21.796956][ T36] kauditd_printk_skb: 47 callbacks suppressed [ 21.796974][ T36] audit: type=1400 audit(1793456862.860:59): avc: denied { transition } for pid=231 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 [ 21.833008][ T36] audit: type=1400 audit(1793456862.860:60): avc: denied { noatsecure } for pid=231 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.857359][ T36] audit: type=1400 audit(1793456862.870:61): avc: denied { write } for pid=231 comm="sh" path="pipe:[1582]" dev="pipefs" ino=1582 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 21.884922][ T36] audit: type=1400 audit(1793456862.870:62): avc: denied { rlimitinh } for pid=231 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.907944][ T36] audit: type=1400 audit(1793456862.870:63): avc: denied { siginh } for pid=231 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.135' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor4129694", ["ci2-android-6-12-rust/syz-executor4129694"], 0x7ffdaae555e0 /* 10 vars */) = 0 brk(NULL) = 0x55555f025000 brk(0x55555f025d40) = 0x55555f025d40 arch_prctl(ARCH_SET_FS, 0x55555f0253c0) = 0 set_tid_address(0x55555f025690) = 313 set_robust_list(0x55555f0256a0, 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-6-12-rust/syz-executor4129694", 4096) = 47 getrandom("\x90\xb9\xf2\x41\x7f\x9d\x44\x9a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555f025d40 brk(0x55555f046d40) = 0x55555f046d40 brk(0x55555f047000) = 0x55555f047000 mprotect(0x7fd5bb170000, 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 openat(AT_FDCWD, "/proc/self/make-it-fail", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-6-12-rust/strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x55555f0256a0, 24) = 0 [pid 314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 313] <... clone resumed>, child_tidptr=0x55555f025690) = 314 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 313] rt_sigprocmask(SIG_SETMASK, [] [pid 314] <... prctl resumed>) = 0 [pid 313] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 314] setpgid(0, 0) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] write(1, "executing program\n", 18) = 18 executing program [ 32.262055][ T36] audit: type=1400 audit(1793456873.320:64): avc: denied { execmem } for pid=313 comm="syz-executor412" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 314] openat(AT_FDCWD, "/dev/mapper/control", O_RDWR|O_NONBLOCK) = 3 [pid 314] ioctl(3, DM_DEV_CREATE, [{version=[4, 0, 0], data_size=312, name="syza2", uuid="CRP-syza1", flags=DM_DEFERRED_REMOVE}] => [{version=[4, 48, 0], data_size=305, dev=makedev(0xfc, 0), name="syza2", uuid="CRP-syza1", target_count=0, open_count=0, event_nr=0, flags=DM_DEFERRED_REMOVE}]) = 0 [pid 314] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4 [pid 314] write(4, "9", 1) = 1 [ 32.303735][ T36] audit: type=1400 audit(1793456873.360:65): avc: denied { read write } for pid=314 comm="syz-executor412" name="control" dev="devtmpfs" ino=198 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:lvm_control_t tclass=chr_file permissive=1 [ 32.309951][ T314] FAULT_INJECTION: forcing a failure. [ 32.309951][ T314] name failslab, interval 1, probability 0, space 0, times 1 [ 32.338103][ T36] audit: type=1400 audit(1793456873.360:66): avc: denied { open } for pid=314 comm="syz-executor412" path="/dev/mapper/control" dev="devtmpfs" ino=198 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:lvm_control_t tclass=chr_file permissive=1 [ 32.349149][ T314] CPU: 0 UID: 0 PID: 314 Comm: syz-executor412 Not tainted syzkaller #0 86ffabe033aa4b611dc1eaf9ec72dc67ec78bb97 [ 32.349231][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 32.349305][ T314] Call Trace: [ 32.349320][ T314] [ 32.349355][ T314] __dump_stack+0x21/0x30 [ 32.349440][ T314] dump_stack_lvl+0x140/0x1c0 [ 32.349494][ T314] ? __cfi_dump_stack_lvl+0x10/0x10 [ 32.349549][ T314] ? __kmalloc_node_noprof+0x252/0x500 [ 32.349635][ T314] dump_stack+0x19/0x20 [ 32.349688][ T314] should_fail_ex+0x3c2/0x510 [ 32.349766][ T314] should_failslab+0xac/0x100 [ 32.349827][ T314] __kmalloc_node_track_caller_noprof+0x65/0x4f0 [ 32.349908][ T314] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.350003][ T314] ? dm_stats_create+0x437/0x1430 [ 32.350067][ T314] kmemdup_noprof+0x31/0x80 [ 32.350138][ T314] dm_stats_create+0x437/0x1430 [ 32.350199][ T314] dm_stats_message+0x1456/0x1f50 [ 32.350262][ T314] ? __cfi_dm_stats_message+0x10/0x10 [ 32.350316][ T314] ? kasan_save_alloc_info+0x3a/0x50 [ 32.350399][ T314] ? __kasan_kmalloc+0x96/0xb0 [ 32.350463][ T314] ? __kmalloc_cache_noprof+0x23c/0x470 [ 32.350561][ T314] ? dm_split_args+0xa1/0x740 [ 32.350646][ T314] target_message+0x301/0x8a0 [ 32.350721][ T314] ? __cfi_target_message+0x10/0x10 [ 32.350819][ T314] ? __kasan_check_write+0x18/0x20 [ 32.351156][ T314] ? __cfi_target_message+0x10/0x10 [ 32.351241][ T314] dm_ctl_ioctl+0x8f3/0xde0 [ 32.351385][ T314] ? __cfi_dm_ctl_ioctl+0x10/0x10 [ 32.351557][ T314] ? ptrace_notify+0x20d/0x290 [ 32.351671][ T314] ? bpf_lsm_file_ioctl+0xd/0x20 [ 32.351749][ T314] ? security_file_ioctl+0x3e/0x110 [ 32.351879][ T314] ? __cfi_dm_ctl_ioctl+0x10/0x10 [ 32.352084][ T314] __se_sys_ioctl+0x126/0x1b0 [ 32.352153][ T314] __x64_sys_ioctl+0x7f/0xa0 [ 32.352216][ T314] x64_sys_call+0x1878/0x2ee0 [ 32.352297][ T314] do_syscall_64+0x57/0xf0 [ 32.352353][ T314] ? clear_bhb_loop+0x50/0xa0 [ 32.352432][ T314] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.352524][ T314] RIP: 0033:0x7fd5bb0e4a49 [ 32.352623][ T314] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 32.352692][ T314] RSP: 002b:00007ffe53cb7a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.352787][ T314] RAX: ffffffffffffffda RBX: 00007ffe53cb7a90 RCX: 00007fd5bb0e4a49 [ 32.352831][ T314] RDX: 0000200000000640 RSI: 00000000c138fd0e RDI: 0000000000000003 [ 32.352874][ T314] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000009 [ 32.352908][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe53cb7bf8 [ 32.352964][ T314] R13: 431bde82d7b634db R14: 00007fd5bb170c00 R15: 0000000000000002 [ 32.353009][ T314] [ 32.353213][ T314] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000c: 0000 [#1] PREEMPT SMP KASAN PTI [ 32.380603][ T36] audit: type=1400 audit(1793456873.360:67): avc: denied { ioctl } for pid=314 comm="syz-executor412" path="/dev/mapper/control" dev="devtmpfs" ino=198 ioctlcmd=0xfd03 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:lvm_control_t tclass=chr_file permissive=1 [ 32.393226][ T314] KASAN: null-ptr-deref in range [0x0000000000000060-0x0000000000000067] [ 32.393267][ T314] CPU: 0 UID: 0 PID: 314 Comm: syz-executor412 Not tainted syzkaller #0 86ffabe033aa4b611dc1eaf9ec72dc67ec78bb97 [ 32.393295][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 32.430832][ T36] audit: type=1400 audit(1793456873.490:68): avc: denied { read } for pid=92 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 [ 32.437395][ T314] RIP: 0010:dm_stat_free+0x15e/0x540 [ 32.437435][ T314] Code: c1 49 89 dd 49 c1 ed 03 43 80 7c 3d 00 00 74 08 48 89 df e8 e4 7a e2 fd 48 89 5d 90 4c 8b 33 49 8d 5e 60 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 c3 7a e2 fd 48 8b 1b 48 8b 45 c0 [ 32.444776][ T36] audit: type=1400 audit(1793456873.490:69): avc: denied { search } for pid=92 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 [ 32.448304][ T314] RSP: 0018:ffffc9000128f788 EFLAGS: 00010206 [ 32.448335][ T314] RAX: 000000000000000c RBX: 0000000000000060 RCX: ffff888107338080 [ 32.448350][ T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 32.448363][ T314] RBP: ffffc9000128f7f8 R08: 0000000000000020 R09: 1ffffffff0fd764a [ 32.448378][ T314] R10: dffffc0000000000 R11: fffffbfff0fd764b R12: 0000000000000000 [ 32.448392][ T314] R13: 1ffff11020e67010 R14: 0000000000000000 R15: dffffc0000000000 [ 32.448408][ T314] FS: 000055555f0253c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 32.457314][ T36] audit: type=1400 audit(1793456873.490:70): avc: denied { write } for pid=92 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 [ 32.459410][ T314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.472508][ T36] audit: type=1400 audit(1793456873.490:71): avc: denied { add_name } for pid=92 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 32.477389][ T314] CR2: 00000000004697f0 CR3: 00000001052c8000 CR4: 00000000003526b0 [ 32.477420][ T314] Call Trace: [ 32.477428][ T314] [ 32.477440][ T314] dm_stats_create+0x7d5/0x1430 [ 32.477472][ T314] dm_stats_message+0x1456/0x1f50 [ 32.485801][ T36] audit: type=1400 audit(1793456873.490:72): avc: denied { create } for pid=92 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 32.490163][ T314] ? __cfi_dm_stats_message+0x10/0x10 [ 32.490202][ T314] ? kasan_save_alloc_info+0x3a/0x50 [ 32.490233][ T314] ? __kasan_kmalloc+0x96/0xb0 [ 32.498366][ T36] audit: type=1400 audit(1793456873.490:73): avc: denied { append open } for pid=92 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 [ 32.502474][ T314] ? __kmalloc_cache_noprof+0x23c/0x470 [ 33.150738][ T314] ? dm_split_args+0xa1/0x740 [ 33.156261][ T314] target_message+0x301/0x8a0 [ 33.163502][ T314] ? __cfi_target_message+0x10/0x10 [ 33.169676][ T314] ? __kasan_check_write+0x18/0x20 [ 33.175943][ T314] ? __cfi_target_message+0x10/0x10 [ 33.182369][ T314] dm_ctl_ioctl+0x8f3/0xde0 [ 33.187368][ T314] ? __cfi_dm_ctl_ioctl+0x10/0x10 [ 33.194681][ T314] ? ptrace_notify+0x20d/0x290 [ 33.202155][ T314] ? bpf_lsm_file_ioctl+0xd/0x20 [ 33.208609][ T314] ? security_file_ioctl+0x3e/0x110 [ 33.215264][ T314] ? __cfi_dm_ctl_ioctl+0x10/0x10 [ 33.221417][ T314] __se_sys_ioctl+0x126/0x1b0 [ 33.227021][ T314] __x64_sys_ioctl+0x7f/0xa0 [ 33.232871][ T314] x64_sys_call+0x1878/0x2ee0 [ 33.238740][ T314] do_syscall_64+0x57/0xf0 [ 33.244295][ T314] ? clear_bhb_loop+0x50/0xa0 [ 33.249326][ T314] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.257047][ T314] RIP: 0033:0x7fd5bb0e4a49 [ 33.262302][ T314] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 33.288087][ T314] RSP: 002b:00007ffe53cb7a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.299933][ T314] RAX: ffffffffffffffda RBX: 00007ffe53cb7a90 RCX: 00007fd5bb0e4a49 [ 33.309628][ T314] RDX: 0000200000000640 RSI: 00000000c138fd0e RDI: 0000000000000003 [ 33.318777][ T314] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000009 [ 33.327738][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe53cb7bf8 [ 33.337805][ T314] R13: 431bde82d7b634db R14: 00007fd5bb170c00 R15: 0000000000000002 [ 33.350412][ T314] [ 33.353953][ T314] Modules linked in: [ 33.359070][ T314] ---[ end trace 0000000000000000 ]--- [ 33.366703][ T314] RIP: 0010:dm_stat_free+0x15e/0x540 [ 33.372476][ T314] Code: c1 49 89 dd 49 c1 ed 03 43 80 7c 3d 00 00 74 08 48 89 df e8 e4 7a e2 fd 48 89 5d 90 4c 8b 33 49 8d 5e 60 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 c3 7a e2 fd 48 8b 1b 48 8b 45 c0 [ 33.393376][ T314] RSP: 0018:ffffc9000128f788 EFLAGS: 00010206 [ 33.401517][ T314] RAX: 000000000000000c RBX: 0000000000000060 RCX: ffff888107338080 [ 33.411640][ T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.421776][ T314] RBP: ffffc9000128f7f8 R08: 0000000000000020 R09: 1ffffffff0fd764a [ 33.432413][ T314] R10: dffffc0000000000 R11: fffffbfff0fd764b R12: 0000000000000000 [ 33.442115][ T314] R13: 1ffff11020e67010 R14: 0000000000000000 R15: dffffc0000000000 [ 33.452700][ T314] FS: 000055555f0253c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 33.463999][ T314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.472488][ T314] CR2: 00000000004697f0 CR3: 00000001052c8000 CR4: 00000000003526b0 [ 33.484468][ T314] Kernel panic - not syncing: Fatal exception [ 33.492245][ T314] Kernel Offset: disabled [ 33.499360][ T314] Rebooting in 86400 seconds..