./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2910768316 <...> Warning: Permanently added '10.128.10.8' (ED25519) to the list of known hosts. execve("./syz-executor2910768316", ["./syz-executor2910768316"], 0x7fffe1176d20 /* 10 vars */) = 0 brk(NULL) = 0x5555767aa000 brk(0x5555767aad00) = 0x5555767aad00 arch_prctl(ARCH_SET_FS, 0x5555767aa380) = 0 set_tid_address(0x5555767aa650) = 5833 set_robust_list(0x5555767aa660, 24) = 0 rseq(0x5555767aaca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2910768316", 4096) = 28 getrandom("\x2b\x84\x0b\x51\xbe\x7e\xed\xa7", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555767aad00 brk(0x5555767cbd00) = 0x5555767cbd00 brk(0x5555767cc000) = 0x5555767cc000 mprotect(0x7fe96eeda000, 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 write(1, "executing program\n", 18executing program ) = 18 bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_MSG, insn_cnt=4, insns=0x20000040, license="GPL", log_level=2, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 close(3) = 0 socket(AF_VSOCK, SOCK_SEQPACKET, 0) = 3 connect(3, {sa_family=AF_VSOCK, svm_cid=VMADDR_CID_ANY, svm_port=0, svm_flags=0}, 16) = -1 ECONNRESET (Connection reset by peer) bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 4 bpf(BPF_MAP_UPDATE_ELEM, {map_fd=4, key=0x20000000, value=0x20000080, flags=BPF_ANY}, 32) = 0 connect(3, {sa_family=AF_VSOCK, svm_cid=VMADDR_CID_HOST, svm_port=0x2711, svm_flags=0}, 16) = -1 ESOCKTNOSUPPORT (Socket type not supported) [ 88.995647][ T5833] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000014: 0000 [#1] PREEMPT SMP KASAN PTI [ 89.008413][ T5833] KASAN: null-ptr-deref in range [0x00000000000000a0-0x00000000000000a7] [ 89.016863][ T5833] CPU: 0 UID: 0 PID: 5833 Comm: syz-executor291 Not tainted 6.13.0-rc5-syzkaller-00142-g8ce4f287524c #0 [ 89.028018][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 89.038104][ T5833] RIP: 0010:vsock_connectible_has_data+0x85/0x100 [ 89.044557][ T5833] Code: 80 3c 38 00 74 08 48 89 df e8 e7 e0 5f f6 48 8b 1b 66 83 fd 05 75 3a e8 d9 78 f9 f5 48 81 c3 a0 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 bc e0 5f f6 4c 8b 1b 4c 89 f7 41 [ 89.064934][ T5833] RSP: 0018:ffffc90003c976f8 EFLAGS: 00010206 [ 89.071122][ T5833] RAX: 0000000000000014 RBX: 00000000000000a0 RCX: ffff88802dbcda00 [ 89.079817][ T5833] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000005 [ 89.087896][ T5833] RBP: 0000000000000005 R08: ffffffff8ba5fadc R09: 1ffffffff285492b [ 89.096030][ T5833] R10: dffffc0000000000 R11: fffffbfff285492c R12: 0000000000002000 [ 89.104309][ T5833] R13: dffffc0000000000 R14: ffff8880795c8000 R15: dffffc0000000000 [ 89.112489][ T5833] FS: 00005555767aa380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 89.122146][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.129608][ T5833] CR2: 00000000200061c8 CR3: 000000007b3e0000 CR4: 00000000003526f0 [ 89.138662][ T5833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.146937][ T5833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.155577][ T5833] Call Trace: [ 89.159139][ T5833] [ 89.162776][ T5833] ? __die_body+0x5f/0xb0 [ 89.167236][ T5833] ? die_addr+0xb0/0xe0 [ 89.171471][ T5833] ? exc_general_protection+0x3dd/0x5d0 [ 89.177063][ T5833] ? asm_exc_general_protection+0x26/0x30 [ 89.182912][ T5833] ? vsock_connectible_has_data+0x4c/0x100 [ 89.188862][ T5833] ? vsock_connectible_has_data+0x85/0x100 [ 89.194816][ T5833] ? vsock_connectible_has_data+0x77/0x100 [ 89.200998][ T5833] vsock_bpf_recvmsg+0x4b5/0x10a0 [ 89.206127][ T5833] ? vsock_bpf_recvmsg+0xad/0x10a0 [ 89.211542][ T5833] ? aa_sk_perm+0x96d/0xab0 [ 89.216562][ T5833] ? __pfx_vsock_bpf_recvmsg+0x10/0x10 [ 89.222192][ T5833] ? iovec_from_user+0x61/0x240 [ 89.227581][ T5833] ? aa_sock_msg_perm+0x91/0x160 [ 89.232793][ T5833] ? vsock_connectible_recvmsg+0x76/0xe0 [ 89.239582][ T5833] ? __pfx_vsock_connectible_recvmsg+0x10/0x10 [ 89.245921][ T5833] sock_recvmsg+0x22f/0x280 [ 89.251761][ T5833] ____sys_recvmsg+0x1c6/0x480 [ 89.257197][ T5833] ? __pfx_____sys_recvmsg+0x10/0x10 [ 89.262854][ T5833] do_recvmmsg+0x426/0xab0 [ 89.268761][ T5833] ? __pfx_do_recvmmsg+0x10/0x10 [ 89.274351][ T5833] ? do_raw_spin_lock+0x14f/0x370 [ 89.279715][ T5833] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 89.285926][ T5833] ? lockdep_hardirqs_on+0x99/0x150 [ 89.291659][ T5833] ? _raw_spin_unlock_irq+0x2e/0x50 [ 89.296912][ T5833] ? ptrace_notify+0x279/0x380 [ 89.302327][ T5833] __x64_sys_recvmmsg+0x199/0x250 [ 89.308174][ T5833] ? __pfx___x64_sys_recvmmsg+0x10/0x10 [ 89.314395][ T5833] ? exc_page_fault+0x590/0x8b0 [ 89.320989][ T5833] do_syscall_64+0xf3/0x230 [ 89.326231][ T5833] ? clear_bhb_loop+0x35/0x90 [ 89.331119][ T5833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.337496][ T5833] RIP: 0033:0x7fe96ee675e9 [ 89.342394][ T5833] 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 [ 89.364499][ T5833] RSP: 002b:00007ffd9e295d98 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 89.373956][ T5833] RAX: ffffffffffffffda RBX: 00007ffd9e295f68 RCX: 00007fe96ee675e9 [ 89.382576][ T5833] RDX: 0000000000000001 RSI: 00000000200061c0 RDI: 0000000000000003 [ 89.391145][ T5833] RBP: 00007fe96eeda610 R08: 0000000000000000 R09: 00007ffd9e295f68 [ 89.399360][ T5833] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000001 [ 89.407645][ T5833] R13: 00007ffd9e295f58 R14: 0000000000000001 R15: 0000000000000001 [ 89.415690][ T5833] [ 89.418773][ T5833] Modules linked in: [ 89.423590][ T5833] ---[ end trace 0000000000000000 ]--- [ 89.430385][ T5833] RIP: 0010:vsock_connectible_has_data+0x85/0x100 [ 89.437352][ T5833] Code: 80 3c 38 00 74 08 48 89 df e8 e7 e0 5f f6 48 8b 1b 66 83 fd 05 75 3a e8 d9 78 f9 f5 48 81 c3 a0 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 bc e0 5f f6 4c 8b 1b 4c 89 f7 41 [ 89.458259][ T5833] RSP: 0018:ffffc90003c976f8 EFLAGS: 00010206 [ 89.464496][ T5833] RAX: 0000000000000014 RBX: 00000000000000a0 RCX: ffff88802dbcda00 [ 89.473059][ T5833] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000005 [ 89.481827][ T5833] RBP: 0000000000000005 R08: ffffffff8ba5fadc R09: 1ffffffff285492b [ 89.490296][ T5833] R10: dffffc0000000000 R11: fffffbfff285492c R12: 0000000000002000 [ 89.498799][ T5833] R13: dffffc0000000000 R14: ffff8880795c8000 R15: dffffc0000000000 [ 89.506825][ T5833] FS: 00005555767aa380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 89.515882][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.522927][ T5833] CR2: 00000000200061c8 CR3: 000000007b3e0000 CR4: 00000000003526f0 [ 89.531228][ T5833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.540258][ T5833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.548276][ T5833] Kernel panic - not syncing: Fatal exception [ 89.555937][ T5833] Kernel Offset: disabled [ 89.560299][ T5833] Rebooting in 86400 seconds..