------------[ cut here ]------------ verifier bug: REG INVARIANTS VIOLATION (true_reg1): range bounds violation u64=[0x20ffa9bad, 0x200000000] s64=[0x20ffa9bad, 0x200000000] u32=[0xffa9bad, 0x0] s32=[0x0, 0x0] var_off=(0x200000000, 0x0) WARNING: kernel/bpf/verifier.c:2733 at reg_bounds_sanity_check+0x6e6/0xc20 kernel/bpf/verifier.c:2727, CPU#1: syz.3.1396/13380 Modules linked in: CPU: 1 UID: 0 PID: 13380 Comm: syz.3.1396 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:2727 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 5f 2e 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:ffffc90004bfef08 EFLAGS: 00010282 RAX: 043a9540e306c200 RBX: 0000000200000000 RCX: 0000000000080000 RDX: ffffc9000c35a000 RSI: 000000000000c63c RDI: 000000000000c63d RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1c3a604 R12: ffff8880667312d0 R13: ffff8880667312f0 R14: ffff888066731308 R15: 0000000000000000 FS: 00007faa8c7b86c0(0000) GS:ffff888125aff000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c366498 CR3: 0000000078a2c000 CR4: 00000000003526f0 DR0: 0000000002000000 DR1: 0000000000000003 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: reg_set_min_max+0x214/0x300 kernel/bpf/verifier.c:16345 check_cond_jmp_op+0x1625/0x2910 kernel/bpf/verifier.c:16779 do_check_insn kernel/bpf/verifier.c:19967 [inline] do_check+0x675c/0xe520 kernel/bpf/verifier.c:20104 do_check_common+0x1949/0x24f0 kernel/bpf/verifier.c:23275 do_check_main kernel/bpf/verifier.c:23358 [inline] bpf_check+0x17474/0x1d2f0 kernel/bpf/verifier.c:24718 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/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7faa8b98ebe9 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:00007faa8c7b8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007faa8bbb5fa0 RCX: 00007faa8b98ebe9 RDX: 0000000000000048 RSI: 00002000000054c0 RDI: 0000000000000005 RBP: 00007faa8ba11e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007faa8bbb6038 R14: 00007faa8bbb5fa0 R15: 00007fff35df0c28