./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2473782513 <...> Warning: Permanently added '10.128.1.176' (ED25519) to the list of known hosts. execve("./syz-executor2473782513", ["./syz-executor2473782513"], 0x7ffca19ba0b0 /* 10 vars */) = 0 brk(NULL) = 0x555589fff000 brk(0x555589fffd00) = 0x555589fffd00 arch_prctl(ARCH_SET_FS, 0x555589fff380) = 0 set_tid_address(0x555589fff650) = 296 set_robust_list(0x555589fff660, 24) = 0 rseq(0x555589fffca0, 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-executor2473782513", 4096) = 28 getrandom("\xdf\x5f\xfe\xef\x47\x90\x9e\xf9", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555589fffd00 brk(0x55558a020d00) = 0x55558a020d00 brk(0x55558a021000) = 0x55558a021000 mprotect(0x7f84a08eb000, 16384, 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, 0executing program ) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 write(1, "executing program\n", 18) = 18 socket(AF_VSOCK, SOCK_SEQPACKET, 0) = 3 bind(3, {sa_family=AF_VSOCK, svm_cid=VMADDR_CID_ANY, svm_port=0, svm_flags=0}, 16) = 0 listen(3, 0) = 0 socket(AF_VSOCK, SOCK_SEQPACKET, 0) = 4 connect(4, {sa_family=AF_VSOCK, svm_cid=VMADDR_CID_ANY, svm_port=0, svm_flags=0}, 16) = 0 mmap(0x200000000000, 16506880, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 openat(AT_FDCWD, 0x200000000000, O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE|O_NOATIME, 000) = 5 ioctl(5, TUNSETIFF, 0x2000000000c0) = 0 write(5, 0x200000000440, 65007) = -1 EIO (Input/output error) setsockopt(4, SOL_SOCKET, SO_ZEROCOPY, 0x200000000180, 8) = 0 [ 23.179006][ T36] audit: type=1400 audit(1754729679.710:64): avc: denied { execmem } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.192074][ T296] ------------[ cut here ]------------ [ 23.201286][ T36] audit: type=1400 audit(1754729679.710:65): avc: denied { create } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.203944][ T296] 'send_pkt()' returns 0, but 28244 expected [ 23.223692][ T36] audit: type=1400 audit(1754729679.710:66): avc: denied { bind } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.232258][ T296] WARNING: CPU: 1 PID: 296 at net/vmw_vsock/virtio_transport_common.c:446 virtio_transport_send_pkt_info+0xe81/0x10c0 [ 23.251475][ T36] audit: type=1400 audit(1754729679.710:67): avc: denied { listen } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.261790][ T296] Modules linked in: [ 23.281670][ T36] audit: type=1400 audit(1754729679.710:68): avc: denied { connect } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.285382][ T296] CPU: 1 UID: 0 PID: 296 Comm: syz-executor247 Not tainted 6.12.38-syzkaller-gd0c633175c04 #0 79f03ae2e0a264f34f505a942aaa3597bcba712e [ 23.305365][ T36] audit: type=1400 audit(1754729679.710:69): avc: denied { setopt } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.318971][ T296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 23.318993][ T296] RIP: 0010:virtio_transport_send_pkt_info+0xe81/0x10c0 [ 23.338893][ T36] audit: type=1400 audit(1754729679.710:70): avc: denied { write } for pid=296 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 23.348737][ T296] Code: 0f 09 fc 0f 0b bb f2 ff ff ff eb b5 e8 58 0f 09 fc c6 05 79 d4 46 02 01 48 c7 c7 20 87 79 86 44 89 f6 4c 89 e2 e8 5f 72 87 fb <0f> 0b e9 de fe ff ff e8 33 0f 09 fc 0f 0b e9 c6 f6 ff ff 89 d9 80 [ 23.348755][ T296] RSP: 0018:ffffc9000120f550 EFLAGS: 00010246 [ 23.356038][ T36] audit: type=1400 audit(1754729679.740:71): avc: denied { read } for pid=148 comm="dhcpcd" scontext=system_u:system_r:dhcpc_t tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 23.375276][ T296] [ 23.375284][ T296] RAX: 10da1ca263cb2c00 RBX: ffffffff87c119b0 RCX: ffff8881033d0000 [ 23.431931][ T296] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 [ 23.439887][ T296] RBP: ffffc9000120f630 R08: 0000000000000003 R09: 0000000000000004 [ 23.447870][ T296] R10: dffffc0000000000 R11: fffff52000241e0c R12: 0000000000006e54 [ 23.455839][ T296] R13: 0000000000008d60 R14: 0000000000000000 R15: ffffc9000120f680 [ 23.463807][ T296] FS: 0000555589fff380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 23.472738][ T296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.479296][ T296] CR2: 0000556f55767c60 CR3: 0000000121d54000 CR4: 00000000003526b0 [ 23.487290][ T296] Call Trace: [ 23.490570][ T296] [ 23.493485][ T296] virtio_transport_seqpacket_enqueue+0x141/0x1c0 [ 23.499875][ T296] ? __cfi_virtio_transport_seqpacket_enqueue+0x10/0x10 [ 23.506809][ T296] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 23.512618][ T296] ? remove_wait_queue+0x132/0x150 [ 23.517706][ T296] vsock_connectible_sendmsg+0xb1a/0x10c0 [ 23.523422][ T296] ? __cfi_vsock_connectible_sendmsg+0x10/0x10 [ 23.529567][ T296] ? __cfi_woken_wake_function+0x10/0x10 [ 23.535205][ T296] ? __kasan_kmalloc+0x96/0xb0 [ 23.539961][ T296] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 23.545252][ T296] ? security_socket_sendmsg+0x33/0xd0 [ 23.550721][ T296] ? __cfi_vsock_connectible_sendmsg+0x10/0x10 [ 23.556852][ T296] ____sys_sendmsg+0xa18/0xa70 [ 23.561617][ T296] ? __sys_sendmsg_sock+0x50/0x50 [ 23.566669][ T296] ? import_iovec+0x81/0xb0 [ 23.571175][ T296] ___sys_sendmsg+0x220/0x2a0 [ 23.575847][ T296] ? __sys_sendmsg+0x280/0x280 [ 23.580614][ T296] ? __kasan_check_read+0x15/0x20 [ 23.585635][ T296] __sys_sendmmsg+0x271/0x470 [ 23.590310][ T296] ? __cfi___sys_sendmmsg+0x10/0x10 [ 23.595506][ T296] ? __kasan_check_write+0x18/0x20 [ 23.600625][ T296] __x64_sys_sendmmsg+0xa4/0xc0 [ 23.605476][ T296] x64_sys_call+0xfec/0x2ee0 [ 23.610044][ T296] do_syscall_64+0x58/0xf0 [ 23.614472][ T296] ? clear_bhb_loop+0x50/0xa0 [ 23.619145][ T296] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 23.625037][ T296] RIP: 0033:0x7f84a08786e9 [ 23.629458][ T296] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 23.649077][ T296] RSP: 002b:00007ffe1c7189b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 23.657504][ T296] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f84a08786e9 [ 23.665498][ T296] RDX: 0000000000000001 RSI: 0000200000000100 RDI: 0000000000000004 [ 23.673480][ T296] RBP: 00007f84a08eb610 R08: 18001100000ac5f8 R09: 18001100000ac5f8 [ 23.681458][ T296] R10: 0000000024008094 R11: 0000000000000246 R12: 0000000000000001 [ 23.689418][ T296] R13: 00007ffe1c718b88 R14: 0000000000000001 R15: 0000000000000001 [ 23.697404][ T296] [ 23.700426][ T296] ---[ end trace 0000000000000000 ]---