invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2366 Comm: syz-executor154 Not tainted 6.1.43-syzkaller-00238-g5418491fa533 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 9c 21 00 a0 0f 84 1f de ff ff ff e2 90 48 81 fa e0 21 00 a0 7f 17 48 81 fa e0 21 00 a0 0f 84 4a de ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 0c 22 00 a0 0f 84 5f de ff ff ff e2 RSP: 0018:ffffc900039378b0 EFLAGS: 00010283 RAX: ffffffff84117d67 RBX: ffffc90003937c00 RCX: ffff888119d66540 RDX: ffffffffa000219c RSI: ffffc900029b9050 RDI: ffffc90003937c00 RBP: ffffc900039378d0 R08: ffffffff842f943d R09: ffffed10233acca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900029b9030 R14: ffffffffa000219c R15: ffffc900029b9050 FS: 0000555555827480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001480 CR3: 0000000118cd1000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb89053f499 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffeb43a0088 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000000061 RCX: 00007fb89053f499 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffeb43a00bc R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb43a00bc R13: 00007ffeb43a00f0 R14: 00007ffeb43a00d0 R15: 0000000000000060 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 9c 21 00 a0 0f 84 1f de ff ff ff e2 90 48 81 fa e0 21 00 a0 7f 17 48 81 fa e0 21 00 a0 0f 84 4a de ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 0c 22 00 a0 0f 84 5f de ff ff ff e2 RSP: 0018:ffffc900039378b0 EFLAGS: 00010283 RAX: ffffffff84117d67 RBX: ffffc90003937c00 RCX: ffff888119d66540 RDX: ffffffffa000219c RSI: ffffc900029b9050 RDI: ffffc90003937c00 RBP: ffffc900039378d0 R08: ffffffff842f943d R09: ffffed10233acca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900029b9030 R14: ffffffffa000219c R15: ffffc900029b9050 FS: 0000555555827480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001480 CR3: 0000000118cd1000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400