invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5979 Comm: syz-executor.2 Not tainted 6.1.56-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:bpf_dispatcher_xdp+0x88b/0x1000 Code: 81 fa 2c 20 00 a0 7f 17 48 81 fa 2c 20 00 a0 0f 84 76 dc ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa a8 20 00 a0 0f 84 db dc ff ff e2 90 48 81 fa a4 21 00 a0 7f 47 48 81 fa 64 21 00 a0 7f RSP: 0018:ffffc90004b47978 EFLAGS: 00010246 RAX: ffffffff888ced93 RBX: ffffc90004b47a60 RCX: 0000000000040000 RDX: ffffffffa00020a8 RSI: ffffc9000483b048 RDI: ffffc90004b47c80 RBP: ffffc90004b47b70 R08: ffffffff88bd38a7 R09: ffffed10056e93b9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc9000483b030 R14: 0000000000000000 R15: ffffc90004b47c60 FS: 00007f77393de6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb2783e6d58 CR3: 000000004c0e1000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_prog_test_run_xdp+0x7a7/0x1130 net/bpf/test_run.c:1389 bpf_prog_test_run+0x32f/0x3a0 kernel/bpf/syscall.c:3633 __sys_bpf+0x3eb/0x6c0 kernel/bpf/syscall.c:4986 __do_sys_bpf kernel/bpf/syscall.c:5072 [inline] __se_sys_bpf kernel/bpf/syscall.c:5070 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5070 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f773867cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f77393de0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f773879c120 RCX: 00007f773867cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f77386c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f773879c120 R15: 00007fffc972eb08 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x88b/0x1000 Code: 81 fa e8 21 00 a0 0f 84 3b de ff ff ff e2 ff e2 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 81 fa a8 20 00 a0 0f 84 db dc ff ff e2 90 48 81 fa e8 21 00 a0 0f 84 0b de ff ff ff e2 00 48 RSP: 0018:ffffc90004b47978 EFLAGS: 00010246 RAX: ffffffff888ced93 RBX: ffffc90004b47a60 RCX: 0000000000040000 RDX: ffffffffa00020a8 RSI: ffffc9000483b048 RDI: ffffc90004b47c80 RBP: ffffc90004b47b70 R08: ffffffff88bd38a7 R09: ffffed10056e93b9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc9000483b030 R14: 0000000000000000 R15: ffffc90004b47c60 FS: 00007f77393de6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32725000 CR3: 000000004c0e1000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400