ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor461293611 <...> Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor461293611", ["ci2-android-6-12-rust/syz-executor461293611"], 0x7ffcb1562bd0 /* 10 vars */) = 0 brk(NULL) = 0x5555683cb000 brk(0x5555683cbd40) = 0x5555683cbd40 arch_prctl(ARCH_SET_FS, 0x5555683cb3c0) = 0 set_tid_address(0x5555683cb690) = 312 set_robust_list(0x5555683cb6a0, 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-executor461293611", 4096) = 49 getrandom("\x3e\x00\x36\x7d\x74\x6b\x5a\x15", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555683cbd40 brk(0x5555683ecd40) = 0x5555683ecd40 brk(0x5555683ed000) = 0x5555683ed000 mprotect(0x7fc1e3523000, 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 executing program write(1, "executing program\n", 18) = 18 [ 33.244042][ T36] audit: type=1400 audit(1790115997.190:64): avc: denied { execmem } for pid=312 comm="syz-executor461" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 mmap(0x200000000000, 11755520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0) = 0x200000000000 openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [ 33.305556][ T36] audit: type=1400 audit(1790115997.250:65): avc: denied { read } for pid=312 comm="syz-executor461" name="kvm" dev="devtmpfs" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [ 33.307349][ T312] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. ioctl(3, KVM_CREATE_VM, 0) = 4 ioctl(4, KVM_ENABLE_CAP, 0x200000000080) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=0, flags=KVM_MEM_LOG_DIRTY_PAGES, guest_phys_addr=0, memory_size=1048576, userspace_addr=0x200000000000}) = 0 ioctl(4, KVM_CREATE_VCPU, 0) = 5 ioctl(5, KVM_PRE_FAULT_MEMORY, 0x200000000240) = 0 ioctl(5, KVM_PRE_FAULT_MEMORY, 0x200000000040) = 0 [ 33.329205][ T36] audit: type=1400 audit(1790115997.250:66): avc: denied { open } for pid=312 comm="syz-executor461" path="/dev/kvm" dev="devtmpfs" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [ 33.368818][ T36] audit: type=1400 audit(1790115997.250:67): avc: denied { ioctl } for pid=312 comm="syz-executor461" path="/dev/kvm" dev="devtmpfs" ino=13 ioctlcmd=0xae01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [ 33.399394][ T312] ------------[ cut here ]------------ [ 33.404972][ T312] WARNING: CPU: 0 PID: 312 at arch/x86/kvm/../../../virt/kvm/dirty_ring.c:179 kvm_dirty_ring_push+0x22e/0x4b0 [ 33.416931][ T312] Modules linked in: [ 33.420891][ T312] CPU: 0 UID: 0 PID: 312 Comm: syz-executor461 Not tainted syzkaller #0 3ab14c716d19d9a156d32fd3ac537b1a2e52e776 [ 33.432888][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.443110][ T312] RIP: 0010:kvm_dirty_ring_push+0x22e/0x4b0 [ 33.449060][ T312] Code: 7b 38 be 08 00 00 00 e8 80 10 ca 00 f0 80 4b 38 08 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 e2 29 71 00 <0f> 0b e9 7c fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 08 fe ff [ 33.468749][ T312] RSP: 0018:ffffc9000123f6f8 EFLAGS: 00010293 [ 33.474915][ T312] RAX: ffffffff811650ae RBX: ffff888101bb0000 RCX: ffff888105b3b900 [ 33.482934][ T312] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000200 [ 33.490993][ T312] RBP: ffffc9000123f740 R08: ffffc90000d3234f R09: 1ffff920001a6469 [ 33.499081][ T312] R10: dffffc0000000000 R11: fffff520001a646a R12: 0000000000000200 [ 33.507392][ T312] R13: 0000000000000200 R14: ffff888104f4e904 R15: 1ffff110203762d1 [ 33.515454][ T312] FS: 00005555683cb3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 33.524467][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.531167][ T312] CR2: 0000562fec8e5000 CR3: 000000011fe7e000 CR4: 00000000003526b0 [ 33.539222][ T312] Call Trace: [ 33.542525][ T312] [ 33.545550][ T312] mark_page_dirty_in_slot+0x1b8/0x2d0 [ 33.551090][ T312] make_spte+0x6ad/0x8b0 [ 33.555417][ T312] kvm_tdp_mmu_map+0xaa4/0x1250 [ 33.560304][ T312] ? __cfi_kvm_tdp_mmu_map+0x10/0x10 [ 33.565691][ T312] ? is_page_fault_stale+0x2b2/0x4c0 [ 33.571034][ T312] kvm_tdp_page_fault+0x285/0x320 [ 33.576130][ T312] kvm_mmu_do_page_fault+0x2bf/0x640 [ 33.581456][ T312] ? kvm_arch_async_page_ready+0x480/0x480 [ 33.587334][ T312] ? kvm_arch_vcpu_load+0x665/0x8d0 [ 33.592584][ T312] ? __asan_memcpy+0x5a/0x80 [ 33.597278][ T312] ? ioctl_has_perm+0x408/0x500 [ 33.602173][ T312] kvm_arch_vcpu_pre_fault_memory+0x256/0x480 [ 33.608340][ T312] kvm_vcpu_pre_fault_memory+0x241/0x450 [ 33.614063][ T312] kvm_vcpu_ioctl+0x89e/0x1000 [ 33.619081][ T312] ? __cfi_kvm_vcpu_ioctl+0x10/0x10 [ 33.624369][ T312] ? __kasan_check_write+0x18/0x20 [ 33.629522][ T312] ? _raw_spin_lock_irq+0x93/0x120 [ 33.634895][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.641084][ T312] ? cgroup_update_frozen+0x160/0x980 [ 33.646547][ T312] ? __asan_memset+0x39/0x50 [ 33.651192][ T312] ? ptrace_stop+0x6d6/0x8f0 [ 33.655864][ T312] ? bpf_lsm_file_ioctl+0xd/0x20 [ 33.660936][ T312] ? security_file_ioctl+0x3e/0x110 [ 33.666258][ T312] ? __cfi_kvm_vcpu_ioctl+0x10/0x10 [ 33.671494][ T312] __se_sys_ioctl+0x126/0x1b0 [ 33.676262][ T312] __x64_sys_ioctl+0x7f/0xa0 [ 33.681000][ T312] x64_sys_call+0x1878/0x2ee0 [ 33.685739][ T312] do_syscall_64+0x57/0xf0 [ 33.690202][ T312] ? clear_bhb_loop+0x50/0xa0 [ 33.694974][ T312] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.701010][ T312] RIP: 0033:0x7fc1e3492db9 [ 33.705510][ T312] 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 [ 33.725231][ T312] RSP: 002b:00007fff1dde85a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.733736][ T312] RAX: ffffffffffffffda RBX: 0000200000000258 RCX: 00007fc1e3492db9 [ 33.741760][ T312] RDX: 0000200000000240 RSI: 00000000c040aed5 RDI: 0000000000000005 [ 33.749801][ T312] RBP: 0000200000000240 R08: 00007fc1e3528c40 R09: 00007fc1e3528c40 ioctl(5, KVM_PRE_FAULT_MEMORY, 0x200000000240) = 0 exit_group(0) = ? [ 33.757879][ T312] R10: 00007fc1e3528c40 R11: 0000000000000246 R12: 0000200000000250 [ 33.765958][ T312] R13: 0000200000000278 R14: 00007fc1e3523ca0 R15: 0000200000000248 [ 33.774054][ T312] [ 33.777085][ T312] ---[ end trace 0000000000000000 ]--- +++ exited with 0 +++