------------[ cut here ]------------ verifier bug: scc exit: no visit info for call chain (1)(1) WARNING: CPU: 1 PID: 6711 at kernel/bpf/verifier.c:1949 maybe_exit_scc+0x768/0x8d0 kernel/bpf/verifier.c:1949 Modules linked in: CPU: 1 UID: 0 PID: 6711 Comm: syz.1.281 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:maybe_exit_scc+0x768/0x8d0 kernel/bpf/verifier.c:1949 Code: ff ff e8 cb 8e e7 ff c6 05 0a b5 bf 0e 01 90 48 89 ee 48 89 df e8 f8 41 fb ff 48 c7 c7 a0 9b b5 8b 48 89 c6 e8 59 33 a6 ff 90 <0f> 0b 90 90 e9 4e ff ff ff e8 0a ee 4d 00 e9 7f f9 ff ff 4c 8b 4c RSP: 0018:ffffc9000bfa7500 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff888053100000 RCX: ffffc9000cc2a000 RDX: 0000000000080000 RSI: ffffffff817a4395 RDI: 0000000000000001 RBP: ffff888053106328 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 1ffff920017f4ea7 R13: 0000000000000000 R14: ffff888051579f00 R15: dffffc0000000000 FS: 00007f63a37f66c0(0000) GS:ffff8881247b2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5e3c7056c0 CR3: 0000000033cdc000 CR4: 00000000003526f0 Call Trace: update_branch_counts kernel/bpf/verifier.c:2040 [inline] do_check kernel/bpf/verifier.c:20135 [inline] do_check_common+0x20cc/0xb410 kernel/bpf/verifier.c:23264 do_check_main kernel/bpf/verifier.c:23347 [inline] bpf_check+0x869f/0xc670 kernel/bpf/verifier.c:24707 bpf_prog_load+0xe41/0x2490 kernel/bpf/syscall.c:2979 __sys_bpf+0x4a3f/0x4de0 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+0x78/0xc0 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f63a558eba9 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:00007f63a37f6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f63a57d5fa0 RCX: 00007f63a558eba9 RDX: 0000000000000048 RSI: 00002000000017c0 RDI: 0000000000000005 RBP: 00007f63a5611e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f63a57d6038 R14: 00007f63a57d5fa0 R15: 00007fff686de308