invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 20202 Comm: syz-executor.0 Not tainted 6.1.68-syzkaller-00032-g7114c782ec16 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:bpf_dispatcher_xdp+0xb/0x1000 Code: ff ff cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 48 81 fa 88 08 00 a0 0f 84 3b cf ff ff e2 a0 7f 1e 48 81 fa d8 07 00 a0 0f 84 79 ce ff ff ff e2 RSP: 0018:ffffc9000cb178b0 EFLAGS: 00010206 RAX: ffffffff8413d567 RBX: ffffc9000cb17c00 RCX: ffff88815806bcc0 RDX: ffffffffa0000888 RSI: ffffc90009e19050 RDI: ffffc9000cb17c00 RBP: ffffc9000cb178d0 R08: ffffffff842d106d R09: ffffed102b00d799 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90009e19030 R14: ffffffffa0000888 R15: ffffc90009e19050 FS: 00007fe02d42d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f03b74ddf80 CR3: 00000001348d8000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: __bpf_prog_run include/linux/filter.h:600 [inline] bpf_prog_run_xdp include/linux/filter.h:775 [inline] bpf_test_run+0x470/0xa40 net/bpf/test_run.c:400 bpf_prog_test_run_xdp+0x7a7/0x1130 net/bpf/test_run.c:1389 bpf_prog_test_run+0x3b0/0x630 kernel/bpf/syscall.c:3635 __sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:4990 __do_sys_bpf kernel/bpf/syscall.c:5076 [inline] __se_sys_bpf kernel/bpf/syscall.c:5074 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5074 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe02c67dda9 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:00007fe02d42d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fe02c7abf80 RCX: 00007fe02c67dda9 RDX: 0000000000000048 RSI: 0000000020000000 RDI: 000000000000000a RBP: 00007fe02c6ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fe02c7abf80 R15: 00007ffe66079f28 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0xb/0x1000 Code: ff ff cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 48 81 fa 88 08 00 a0 0f 84 3b cf ff ff e2 a0 7f 1e 48 81 fa d8 07 00 a0 0f 84 79 ce ff ff ff e2 RSP: 0018:ffffc9000cb178b0 EFLAGS: 00010206 RAX: ffffffff8413d567 RBX: ffffc9000cb17c00 RCX: ffff88815806bcc0 RDX: ffffffffa0000888 RSI: ffffc90009e19050 RDI: ffffc9000cb17c00 RBP: ffffc9000cb178d0 R08: ffffffff842d106d R09: ffffed102b00d799 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90009e19030 R14: ffffffffa0000888 R15: ffffc90009e19050 FS: 00007fe02d42d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f03b74ddf80 CR3: 00000001348d8000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600