invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 2872 Comm: syz-executor.4 Not tainted 6.1.25-syzkaller-00056-g0ee75a672ca5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 4c 08 00 a0 0f 84 cf c4 ff ff ff e2 90 48 81 fa c8 08 00 a0 7f 17 48 81 fa c8 08 00 a0 0f 84 32 c5 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 20 09 00 a0 0f 84 73 c5 ff ff ff e2 RSP: 0018:ffffc9000146f8b0 EFLAGS: 00010246 RAX: ffffffff840fc3c7 RBX: ffffc9000146fc00 RCX: ffff8881168e0000 RDX: ffffffffa0000920 RSI: ffffc90001633050 RDI: ffffc9000146fc00 RBP: ffffc9000146f8d0 R08: ffffffff8428dc1d R09: ffffed1022d1c001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90001633030 R14: ffffffffa0000920 R15: ffffc90001633050 FS: 00005555556f1480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6687b980c0 CR3: 0000000129f03000 CR4: 00000000003506b0 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: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: 0033:0x7f6687a7cb29 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:00007ffcbbb4b758 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f6687b9bf80 RCX: 00007f6687a7cb29 RDX: 0000000000000048 RSI: 0000000020000000 RDI: 000000000000000a RBP: 00007f6687ac847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006d R14: 00007f6687b9bf80 R15: 00007f6687b9bf80 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 4c 08 00 a0 0f 84 cf c4 ff ff ff e2 90 48 81 fa c8 08 00 a0 7f 17 48 81 fa c8 08 00 a0 0f 84 32 c5 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 20 09 00 a0 0f 84 73 c5 ff ff ff e2 RSP: 0018:ffffc9000146f8b0 EFLAGS: 00010246 RAX: ffffffff840fc3c7 RBX: ffffc9000146fc00 RCX: ffff8881168e0000 RDX: ffffffffa0000920 RSI: ffffc90001633050 RDI: ffffc9000146fc00 RBP: ffffc9000146f8d0 R08: ffffffff8428dc1d R09: ffffed1022d1c001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90001633030 R14: ffffffffa0000920 R15: ffffc90001633050 FS: 00005555556f1480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556167d310f8 CR3: 0000000129f03000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400