invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2791 Comm: syz-executor.1 Not tainted 6.1.99-syzkaller-1151541-g1fe91f863a7f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa cc 08 00 a0 0f 84 cf c7 ff ff ff e2 90 48 81 fa a4 1a 00 a0 0f 84 97 d9 ff ff ff e2 90 48 81 fa 1c 49 00 a0 7f 37 <48> 81 fa e0 48 00 a0 7f 1e 48 81 fa e0 48 00 a0 0f 84 b1 07 00 00 RSP: 0018:ffffc9000139f890 EFLAGS: 00010246 RAX: ffffffff8416ddb7 RBX: ffffc9000139fbe0 RCX: ffff88811e078000 RDX: ffffffffa00048e0 RSI: ffffc900013a1050 RDI: ffffc9000139fbe0 RBP: ffffc9000139f8b0 R08: ffffffff84302ebd R09: ffffed1023c0f001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900013a1030 R14: ffffffffa00048e0 R15: ffffc900013a1050 FS: 00007fd5b2e206c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd5b2dffd58 CR3: 0000000118258000 CR4: 00000000003506a0 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:1395 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: 0033:0x7fd5b207cae9 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:00007fd5b2e200c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fd5b219bf80 RCX: 00007fd5b207cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007fd5b20c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fd5b219bf80 R15: 00007ffe896483e8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 14 09 00 a0 0f 84 17 c8 ff ff ff e2 90 48 81 fa e0 48 00 a0 7f 17 48 81 fa e0 48 00 a0 0f 84 ca 07 00 00 ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 68 49 00 a0 0f 84 3b 08 00 00 ff e2 RSP: 0018:ffffc9000139f890 EFLAGS: 00010246 RAX: ffffffff8416ddb7 RBX: ffffc9000139fbe0 RCX: ffff88811e078000 RDX: ffffffffa00048e0 RSI: ffffc900013a1050 RDI: ffffc9000139fbe0 RBP: ffffc9000139f8b0 R08: ffffffff84302ebd R09: ffffed1023c0f001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900013a1030 R14: ffffffffa00048e0 R15: ffffc900013a1050 FS: 00007fd5b2e206c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f49d699ed58 CR3: 0000000118258000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 48 81 add %cl,-0x7f(%rax) 3: fa cli 4: cc int3 5: 08 00 or %al,(%rax) 7: a0 0f 84 cf c7 ff ff movabs 0xe2ffffffc7cf840f,%al e: ff e2 10: 90 nop 11: 48 81 fa a4 1a 00 a0 cmp $0xffffffffa0001aa4,%rdx 18: 0f 84 97 d9 ff ff je 0xffffd9b5 1e: ff e2 jmp *%rdx 20: 90 nop 21: 48 81 fa 1c 49 00 a0 cmp $0xffffffffa000491c,%rdx 28: 7f 37 jg 0x61 * 2a: 48 81 fa e0 48 00 a0 cmp $0xffffffffa00048e0,%rdx <-- trapping instruction 31: 7f 1e jg 0x51 33: 48 81 fa e0 48 00 a0 cmp $0xffffffffa00048e0,%rdx 3a: 0f 84 b1 07 00 00 je 0x7f1