invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 17938 Comm: syz-executor.4 Not tainted 6.1.25-syzkaller-00042-g45fe413fdfdb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 RIP: 0010:bpf_dispatcher_xdp+0xc/0x1000 Code: 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 cc 48 81 fa 24 1e 00 a0 0f 84 57 e5 ff ff e2 a0 7f 1e 48 81 fa 4c 09 00 a0 0f 84 6d d0 ff ff ff e2 0f RSP: 0018:ffffc90000a478a8 EFLAGS: 00010246 RAX: 00000000ffffffff RBX: ffffc90000a47c00 RCX: 0000000000040000 RDX: ffffffffa0001e24 RSI: ffffc90000999050 RDI: ffffc90000a47c00 RBP: ffffc90000a478d0 R08: ffffffff842e9e2d R09: ffffed102380aca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90000999030 R14: ffffffffa0001e24 R15: ffffc90000999050 FS: 00007f184eff96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002000b000 CR3: 000000014ad6f000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 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:3630 __sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:4985 __do_sys_bpf kernel/bpf/syscall.c:5071 [inline] __se_sys_bpf kernel/bpf/syscall.c:5069 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5069 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: 0033:0x7f184e27cae9 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:00007f184eff90c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f184e39bf80 RCX: 00007f184e27cae9 RDX: 0000000000000048 RSI: 0000000020000000 RDI: 000000000000000a RBP: 00007f184e2c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f184e39bf80 R15: 00007ffdf7d1e538 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0xc/0x1000 Code: 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 cc 48 81 fa 20 4a 00 a0 7f 37 48 81 fa <24> 1e 00 a0 7f 1e 48 81 fa 24 1e 00 a0 0f 84 45 e5 ff ff ff e2 0f RSP: 0018:ffffc90000a478a8 EFLAGS: 00010246 RAX: 00000000ffffffff RBX: ffffc90000a47c00 RCX: 0000000000040000 RDX: ffffffffa0001e24 RSI: ffffc90000999050 RDI: ffffc90000a47c00 RBP: ffffc90000a478d0 R08: ffffffff842e9e2d R09: ffffed102380aca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90000999030 R14: ffffffffa0001e24 R15: ffffc90000999050 FS: 00007f184eff96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020010000 CR3: 000000014ad6f000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600