verifier bug: REG INVARIANTS VIOLATION (false_reg1): range bounds violation u64=[0xfffffffefffff630, 0xffffffff00000000] s64=[0xfffffffefffff630, 0xffffffff00000000] u32=[0x30, 0x8000050] s32=[0x30, 0x0] var_off=(0xfffffffe00000030, 0x10fffffc0)(1) WARNING: CPU: 1 PID: 7962 at kernel/bpf/verifier.c:2728 reg_bounds_sanity_check+0x6e6/0xc20 kernel/bpf/verifier.c:2722 Modules linked in: CPU: 1 UID: 0 PID: 7962 Comm: syz.0.607 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:reg_bounds_sanity_check+0x6e6/0xc20 kernel/bpf/verifier.c:2722 Code: 24 20 4c 8b 44 24 60 4c 8b 4c 24 58 41 ff 75 00 53 41 57 55 ff 74 24 38 ff 74 24 70 ff 74 24 40 e8 af 33 aa ff 48 83 c4 38 90 <0f> 0b 90 90 48 bb 00 00 00 00 00 fc ff df 4d 89 f7 4c 8b 74 24 08 RSP: 0018:ffffc9000b0bef08 EFLAGS: 00010282 RAX: 800ad7701a3ef800 RBX: fffffffe00000030 RCX: 0000000000080000 RDX: ffffc9000d879000 RSI: 00000000000185bd RDI: 00000000000185be RBP: 0000000000000030 R08: ffffc9000b0bebe7 R09: 1ffff92001617d7c R10: dffffc0000000000 R11: fffff52001617d7d R12: ffff88807dff4168 R13: ffff88807dff4188 R14: ffff88807dff41a0 R15: 0000000000000000 FS: 00007f954e6046c0(0000) GS:ffff888125d1c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f80d80f56c0 CR3: 000000003292c000 CR4: 00000000003526f0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: reg_set_min_max+0x264/0x300 kernel/bpf/verifier.c:16336 check_cond_jmp_op+0x1625/0x2910 kernel/bpf/verifier.c:16768 do_check_insn kernel/bpf/verifier.c:19956 [inline] do_check+0x6751/0xe520 kernel/bpf/verifier.c:20093 do_check_common+0x1949/0x24f0 kernel/bpf/verifier.c:23260 do_check_main kernel/bpf/verifier.c:23343 [inline] bpf_check+0x1746a/0x1d2d0 kernel/bpf/verifier.c:24703 bpf_prog_load+0x1318/0x1930 kernel/bpf/syscall.c:2979 __sys_bpf+0x528/0x870 kernel/bpf/syscall.c:6029 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f954d78ebe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f954e604038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f954d9c6090 RCX: 00007f954d78ebe9 RDX: 0000000000000048 RSI: 00002000000017c0 RDI: 0000000000000005 RBP: 00007f954d811e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f954d9c6128 R14: 00007f954d9c6090 R15: 00007fffa9c5c468