invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 3010 Comm: syz-executor.0 Not tainted 6.1.90-syzkaller-1151312-gbe8ff39d2e99 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:bpf_dispatcher_xdp+0x812/0x1000 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 48 81 fa e4 1a 00 a0 7f 17 48 81 fa e4 1a 00 a0 0f 84 da ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa e0 48 00 a0 0f RSP: 0018:ffffc9000208f890 EFLAGS: 00010246 RAX: ffffffff84160817 RBX: ffffc9000208fbe0 RCX: ffff888129d10000 RDX: ffffffffa0001ae4 RSI: ffffc90002237050 RDI: ffffc9000208fbe0 RBP: ffffc9000208f8b0 R08: ffffffff842f556d R09: ffffed10253a2001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90002237030 R14: ffffffffa0001ae4 R15: ffffc90002237050 FS: 00007f7329c9e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7329c7dd58 CR3: 0000000109984000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run_xdp include/linux/filter.h:778 [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:3650 __sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:5005 __do_sys_bpf kernel/bpf/syscall.c:5091 [inline] __se_sys_bpf kernel/bpf/syscall.c:5089 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5089 x64_sys_call+0x87f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:322 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7328e7cae9 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:00007f7329c9e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f7328f9bf80 RCX: 00007f7328e7cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f7328ec847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f7328f9bf80 R15: 00007ffea6032c88 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x812/0x1000 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 48 81 fa c8 1b 00 a0 7f 47 48 81 fa 14 1b 00 a0 7f 2e <48> 81 fa e4 1a 00 a0 7f 15 48 81 fa e4 1a 00 a0 0f 84 bc da ff ff RSP: 0018:ffffc9000208f890 EFLAGS: 00010246 RAX: ffffffff84160817 RBX: ffffc9000208fbe0 RCX: ffff888129d10000 RDX: ffffffffa0001ae4 RSI: ffffc90002237050 RDI: ffffc9000208fbe0 RBP: ffffc9000208f8b0 R08: ffffffff842f556d R09: ffffed10253a2001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90002237030 R14: ffffffffa0001ae4 R15: ffffc90002237050 FS: 00007f7329c9e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff62b5bfd58 CR3: 0000000109984000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 18: 48 81 fa c8 1b 00 a0 cmp $0xffffffffa0001bc8,%rdx 1f: 7f 47 jg 0x68 21: 48 81 fa 14 1b 00 a0 cmp $0xffffffffa0001b14,%rdx 28: 7f 2e jg 0x58 * 2a: 48 81 fa e4 1a 00 a0 cmp $0xffffffffa0001ae4,%rdx <-- trapping instruction 31: 7f 15 jg 0x48 33: 48 81 fa e4 1a 00 a0 cmp $0xffffffffa0001ae4,%rdx 3a: 0f 84 bc da ff ff je 0xffffdafc