------------[ cut here ]------------ verifier bug: scc exit: no visit info for call chain (1)(1) WARNING: kernel/bpf/verifier.c:1950 at maybe_exit_scc kernel/bpf/verifier.c:1949 [inline], CPU#1: syz.2.6272/31733 WARNING: kernel/bpf/verifier.c:1950 at update_branch_counts kernel/bpf/verifier.c:2040 [inline], CPU#1: syz.2.6272/31733 WARNING: kernel/bpf/verifier.c:1950 at do_check+0xe228/0xe520 kernel/bpf/verifier.c:20092, CPU#1: syz.2.6272/31733 Modules linked in: CPU: 1 UID: 0 PID: 31733 Comm: syz.2.6272 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:maybe_exit_scc kernel/bpf/verifier.c:1949 [inline] RIP: 0010:update_branch_counts kernel/bpf/verifier.c:2040 [inline] RIP: 0010:do_check+0xe228/0xe520 kernel/bpf/verifier.c:20092 Code: c6 05 17 d0 b5 0d 01 90 48 8b 7c 24 10 48 8b b4 24 e0 00 00 00 e8 28 8e 00 00 48 c7 c7 c0 f6 91 8b 48 89 c6 e8 f9 7c ac ff 90 <0f> 0b 90 90 e9 a8 fc ff ff e8 5a f5 e8 ff c6 05 a3 cf b5 0d 01 90 RSP: 0018:ffffc90003fbf1c0 EFLAGS: 00010246 RAX: d4531f46949c0c00 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000c9d2000 RSI: 0000000000004633 RDI: 0000000000004634 RBP: ffffc90003fbf528 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1bfa7f0 R12: dffffc0000000000 R13: ffffc90003f550a0 R14: 0000000000000000 R15: ffff8880622c1400 FS: 00007fe4abb556c0(0000) GS:ffff888125ce3000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f91fffc CR3: 000000007749c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 3a810b1eb6134bdc DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: do_check_common+0x1918/0x2470 kernel/bpf/verifier.c:23219 do_check_main kernel/bpf/verifier.c:23302 [inline] bpf_check+0x1746a/0x1d2e0 kernel/bpf/verifier.c:24658 bpf_prog_load+0x1318/0x1930 kernel/bpf/syscall.c:2972 __sys_bpf+0x528/0x870 kernel/bpf/syscall.c:6022 __do_sys_bpf kernel/bpf/syscall.c:6132 [inline] __se_sys_bpf kernel/bpf/syscall.c:6130 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6130 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: 0033:0x7fe4aad8e9a9 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:00007fe4abb55038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fe4aafb5fa0 RCX: 00007fe4aad8e9a9 RDX: 0000000000000048 RSI: 00002000000017c0 RDI: 0000000000000005 RBP: 00007fe4aae10d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fe4aafb5fa0 R15: 00007ffc480ef7f8