invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 468 Comm: syz-executor305 Not tainted 6.1.25-syzkaller-00305-g500484f5be02 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 68 09 00 a0 0f 84 6b c8 ff ff ff e2 90 48 81 fa d8 16 00 a0 7f 17 48 81 fa d8 16 00 a0 0f 84 c2 d5 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 1c 17 00 a0 0f 84 ef d5 ff ff ff e2 RSP: 0018:ffffc900012a78b0 EFLAGS: 00010293 RAX: ffffffff8406fab7 RBX: ffffc900012a7c00 RCX: ffff888110793900 RDX: ffffffffa00016d8 RSI: ffffc90000ac9048 RDI: ffffc900012a7c00 RBP: ffffc900012a78d0 R08: ffffffff8420135d R09: ffffed10220f2721 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90000ac9030 R14: ffffffffa00016d8 R15: ffffc90000ac9048 FS: 0000555556952300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdacbe661d0 CR3: 0000000122336000 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: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: 0033:0x7fdacbdf2039 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff09f9f678 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fdacbdf2039 RDX: 0000000000000048 RSI: 0000000020000000 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 00007fff09f9f0f0 R11: 0000000000000246 R12: 000000000001c181 R13: 00007fff09f9f68c R14: 00007fff09f9f6a0 R15: 00007fff09f9f690 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 50 17 00 a0 0f 84 53 d6 ff ff ff e2 90 48 81 fa cc 48 00 a0 0f 84 bf 07 00 00 ff e2 90 48 81 fa 68 49 00 a0 7f 37 <48> 81 fa 18 49 00 a0 7f 1e 48 81 fa 18 49 00 a0 0f 84 e9 07 00 00 RSP: 0018:ffffc900012a78b0 EFLAGS: 00010293 RAX: ffffffff8406fab7 RBX: ffffc900012a7c00 RCX: ffff888110793900 RDX: ffffffffa00016d8 RSI: ffffc90000ac9048 RDI: ffffc900012a7c00 RBP: ffffc900012a78d0 R08: ffffffff8420135d R09: ffffed10220f2721 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90000ac9030 R14: ffffffffa00016d8 R15: ffffc90000ac9048 FS: 0000555556952300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff09f9f658 CR3: 0000000122336000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 48 81 fa 50 17 00 a0 cmp $0xffffffffa0001750,%rdx 7: 0f 84 53 d6 ff ff je 0xffffd660 d: ff e2 jmpq *%rdx f: 90 nop 10: 48 81 fa cc 48 00 a0 cmp $0xffffffffa00048cc,%rdx 17: 0f 84 bf 07 00 00 je 0x7dc 1d: ff e2 jmpq *%rdx 1f: 90 nop 20: 48 81 fa 68 49 00 a0 cmp $0xffffffffa0004968,%rdx 27: 7f 37 jg 0x60 * 29: 48 81 fa 18 49 00 a0 cmp $0xffffffffa0004918,%rdx <-- trapping instruction 30: 7f 1e jg 0x50 32: 48 81 fa 18 49 00 a0 cmp $0xffffffffa0004918,%rdx 39: 0f 84 e9 07 00 00 je 0x828