invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1171 Comm: syz-executor.3 Not tainted 6.1.43-syzkaller-00009-ga59b32866cd4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 20 07 00 a0 0f 84 23 c6 ff ff ff e2 90 48 81 fa 54 07 00 a0 7f 17 48 81 fa 54 07 00 a0 0f 84 3e c6 ff ff ff e2 0f <1f> 84 00 00 00 00 00 48 81 fa 98 07 00 a0 0f 84 6b c6 ff ff ff e2 RSP: 0018:ffffc900046ff8b0 EFLAGS: 00010297 RAX: ffffffff8411a127 RBX: ffffc900046ffc00 RCX: ffff888115a0a880 RDX: ffffffffa0000720 RSI: ffffc900046c1050 RDI: ffffc900046ffc00 RBP: ffffc900046ff8d0 R08: ffffffff842fb7fd R09: ffffed1022b41511 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900046c1030 R14: ffffffffa0000720 R15: ffffc900046c1050 FS: 00007f829fcaa6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001480 CR3: 0000000125d68000 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: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:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f829ee7cae9 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:00007f829fcaa0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f829ef9bf80 RCX: 00007f829ee7cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f829eec847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f829ef9bf80 R15: 00007ffe16aff908 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x859/0x1000 Code: 00 48 81 fa 50 09 00 a0 0f 84 53 c8 ff ff ff e2 90 48 81 fa e4 16 00 a0 0f 84 d7 d5 ff ff ff e2 90 48 81 fa 50 17 00 a0 7f 37 <48> 81 fa 18 17 00 a0 7f 1e 48 81 fa 18 17 00 a0 0f 84 e9 d5 ff ff RSP: 0018:ffffc900046ff8b0 EFLAGS: 00010297 RAX: ffffffff8411a127 RBX: ffffc900046ffc00 RCX: ffff888115a0a880 RDX: ffffffffa0000720 RSI: ffffc900046c1050 RDI: ffffc900046ffc00 RBP: ffffc900046ff8d0 R08: ffffffff842fb7fd R09: ffffed1022b41511 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900046c1030 R14: ffffffffa0000720 R15: ffffc900046c1050 FS: 00007f829fcaa6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001480 CR3: 0000000125d68000 CR4: 00000000003506b0 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: 50 push %rax 5: 09 00 or %eax,(%rax) 7: a0 0f 84 53 c8 ff ff movabs 0xe2ffffffc853840f,%al e: ff e2 10: 90 nop 11: 48 81 fa e4 16 00 a0 cmp $0xffffffffa00016e4,%rdx 18: 0f 84 d7 d5 ff ff je 0xffffd5f5 1e: ff e2 jmp *%rdx 20: 90 nop 21: 48 81 fa 50 17 00 a0 cmp $0xffffffffa0001750,%rdx 28: 7f 37 jg 0x61 * 2a: 48 81 fa 18 17 00 a0 cmp $0xffffffffa0001718,%rdx <-- trapping instruction 31: 7f 1e jg 0x51 33: 48 81 fa 18 17 00 a0 cmp $0xffffffffa0001718,%rdx 3a: 0f 84 e9 d5 ff ff je 0xffffd629