invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4136 Comm: syz-executor.1 Not tainted 6.1.63-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:bpf_dispatcher_xdp+0x79/0x1000 Code: 90 48 81 fa 10 09 00 a0 0f 84 f3 cf ff ff ff e2 90 48 81 fa 54 09 00 a0 7f 17 48 81 fa 54 09 00 a0 0f 84 1e d0 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 08 1a 00 a0 0f 84 bb e0 ff ff ff e2 RSP: 0018:ffffc90017b6f978 EFLAGS: 00010283 RAX: ffffffff888c3013 RBX: ffffc90017b6fa60 RCX: 0000000000040000 RDX: ffffffffa0001a68 RSI: ffffc90017b63048 RDI: ffffc90017b6fc80 RBP: ffffc90017b6fb70 R08: ffffffff88bc83d7 R09: ffffed100fb27771 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90017b63030 R14: 0000000000000000 R15: ffffc90017b6fc60 FS: 00007fb9c219c6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f59f38c56be CR3: 00000000511e2000 CR4: 00000000003526e0 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: 0033:0x7fb9c147cae9 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:00007fb9c219c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fb9c159bf80 RCX: 00007fb9c147cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007fb9c14c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fb9c159bf80 R15: 00007ffeace08b78 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x79/0x1000 Code: 90 48 81 fa 10 09 00 a0 0f 84 f3 cf ff ff ff e2 90 48 81 fa 08 1a 00 a0 7f 37 48 81 fa 54 09 00 a0 7f 1e 48 81 fa 54 09 00 a0 <0f> 84 15 d0 ff ff ff e2 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 RSP: 0018:ffffc90017b6f978 EFLAGS: 00010283 RAX: ffffffff888c3013 RBX: ffffc90017b6fa60 RCX: 0000000000040000 RDX: ffffffffa0001a68 RSI: ffffc90017b63048 RDI: ffffc90017b6fc80 RBP: ffffc90017b6fb70 R08: ffffffff88bc83d7 R09: ffffed100fb27771 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90017b63030 R14: 0000000000000000 R15: ffffc90017b6fc60 FS: 00007fb9c219c6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff5c4378038 CR3: 00000000511e2000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 90 nop 1: 48 81 fa 10 09 00 a0 cmp $0xffffffffa0000910,%rdx 8: 0f 84 f3 cf ff ff je 0xffffd001 e: ff e2 jmp *%rdx 10: 90 nop 11: 48 81 fa 08 1a 00 a0 cmp $0xffffffffa0001a08,%rdx 18: 7f 37 jg 0x51 1a: 48 81 fa 54 09 00 a0 cmp $0xffffffffa0000954,%rdx 21: 7f 1e jg 0x41 23: 48 81 fa 54 09 00 a0 cmp $0xffffffffa0000954,%rdx * 2a: 0f 84 15 d0 ff ff je 0xffffd045 <-- trapping instruction 30: ff e2 jmp *%rdx 32: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 39: 00 3a: 0f .byte 0xf 3b: 1f (bad) 3c: 80 00 00 addb $0x0,(%rax)