From b29504b4e191a4b1028bd1c252aaab0c62fbdbfa Mon Sep 17 00:00:00 2001
From: Ish Nagy <50555716+ishnagy@users.noreply.github.com>
Date: Tue, 14 Oct 2025 07:12:57 +0200
Subject: [PATCH] Increase the maximum printing depth from 256 to 10000 (fixes
 #3413) (#3414)

---
 .github/workflows/ci.yml |  2 +-
 src/jv_print.c           |  2 +-
 tests/jq.test            | 19 +++++++++++++++++++
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c771a92b..6d3aa714 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -237,7 +237,7 @@ jobs:
             --disable-shared \
             --enable-static \
             --enable-all-static \
-            CFLAGS="-O2 -pthread -fstack-protector-all"
+            CFLAGS="-O2 -pthread -fstack-protector-all -Wl,--stack,8388608"
           make -j$(nproc)
           file ./jq.exe
           cp ./jq.exe jq-${{ env.SUFFIX }}.exe
diff --git a/src/jv_print.c b/src/jv_print.c
index 791af179..f717d079 100644
--- a/src/jv_print.c
+++ b/src/jv_print.c
@@ -17,7 +17,7 @@
 #include "jv_private.h"
 
 #ifndef MAX_PRINT_DEPTH
-#define MAX_PRINT_DEPTH (256)
+#define MAX_PRINT_DEPTH (10000)
 #endif
 
 #define ESC "\033"
diff --git a/tests/jq.test b/tests/jq.test
index 14d98ba1..2471379d 100644
--- a/tests/jq.test
+++ b/tests/jq.test
@@ -2515,3 +2515,22 @@ strflocaltime("" | ., @uri)
 0
 ""
 ""
+
+# regression tests for #3413
+# upper range bounds should be in sync with the constants defined at
+#   src/jv_parse.c:#define MAX_PARSING_DEPTH (N)
+#   src/jv_print.c:#define MAX_PRINT_DEPTH (N)
+# (N-1)
+reduce range(9999) as $_ ([];[.]) | tojson | fromjson | flatten
+null
+[]
+
+# (N)
+reduce range(10000) as $_ ([];[.]) | tojson | try (fromjson) catch . | (contains("<skipped: too deep>") | not) and contains("Exceeds depth limit for parsing")
+null
+true
+
+# (N+1)
+reduce range(10001) as $_ ([];[.]) | tojson | contains("<skipped: too deep>")
+null
+true