invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2908 Comm: syz-executor.4 Not tainted 6.1.68-syzkaller-1150816-g09ca5740fbbe #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 90 08 00 a0 0f 84 93 c7 ff ff ff e2 90 48 81 fa 14 09 00 a0 7f 17 48 81 fa 14 09 00 a0 0f 84 fe c7 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 58 09 00 a0 0f 84 2b c8 ff ff ff e2 RSP: 0018:ffffc9000359f8b0 EFLAGS: 00010293 RAX: ffffffff8413e677 RBX: ffffc9000359fc00 RCX: ffff888127b4e540 RDX: ffffffffa0000914 RSI: ffffc90003745050 RDI: ffffc9000359fc00 RBP: ffffc9000359f8d0 R08: ffffffff842d217d R09: ffffed1024f69ca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90003745030 R14: ffffffffa0000914 R15: ffffc90003745050 FS: 00007f6897ab66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f96a5ed58 CR3: 0000000124245000 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:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6896c7cae9 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:00007f6897ab60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f6896d9bf80 RCX: 00007f6896c7cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f6896cc847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f6896d9bf80 R15: 00007ffecdb84bf8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 60 08 00 a0 0f 84 63 c7 ff ff ff e2 90 48 81 fa 14 09 00 a0 0f 84 07 c8 ff ff ff e2 90 48 81 fa ac 1a 00 a0 7f 37 <48> 81 fa 50 1a 00 a0 7f 1e 48 81 fa 50 1a 00 a0 0f 84 21 d9 ff ff RSP: 0018:ffffc9000359f8b0 EFLAGS: 00010293 RAX: ffffffff8413e677 RBX: ffffc9000359fc00 RCX: ffff888127b4e540 RDX: ffffffffa0000914 RSI: ffffc90003745050 RDI: ffffc9000359fc00 RBP: ffffc9000359f8d0 R08: ffffffff842d217d R09: ffffed1024f69ca9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc90003745030 R14: ffffffffa0000914 R15: ffffc90003745050 FS: 00007f6897ab66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f96a5ed58 CR3: 0000000124245000 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 60 08 00 a0 cmp $0xffffffffa0000860,%rdx 7: 0f 84 63 c7 ff ff je 0xffffc770 d: ff e2 jmp *%rdx f: 90 nop 10: 48 81 fa 14 09 00 a0 cmp $0xffffffffa0000914,%rdx 17: 0f 84 07 c8 ff ff je 0xffffc824 1d: ff e2 jmp *%rdx 1f: 90 nop 20: 48 81 fa ac 1a 00 a0 cmp $0xffffffffa0001aac,%rdx 27: 7f 37 jg 0x60 * 29: 48 81 fa 50 1a 00 a0 cmp $0xffffffffa0001a50,%rdx <-- trapping instruction 30: 7f 1e jg 0x50 32: 48 81 fa 50 1a 00 a0 cmp $0xffffffffa0001a50,%rdx 39: 0f 84 21 d9 ff ff je 0xffffd960