diff --git a/include/hw/intc/intc.h b/include/hw/intc/intc.h
index 7018f608ca..e40194b8e3 100644
--- a/include/hw/intc/intc.h
+++ b/include/hw/intc/intc.h
@@ -22,7 +22,7 @@ struct InterruptStatsProviderClass {
      */
     bool (*get_statistics)(InterruptStatsProvider *obj, uint64_t **irq_counts,
                            unsigned int *nb_irqs);
-    void (*print_info)(InterruptStatsProvider *obj, Monitor *mon);
+    void (*print_info)(InterruptStatsProvider *obj, GString *buf);
 };
 
 #endif
diff --git a/hw/intc/goldfish_pic.c b/hw/intc/goldfish_pic.c
index d662dfeb99..6cc1c69d26 100644
--- a/hw/intc/goldfish_pic.c
+++ b/hw/intc/goldfish_pic.c
@@ -12,7 +12,6 @@
 #include "hw/qdev-properties.h"
 #include "hw/sysbus.h"
 #include "migration/vmstate.h"
-#include "monitor/monitor.h"
 #include "qemu/log.h"
 #include "trace.h"
 #include "hw/intc/intc.h"
@@ -39,11 +38,12 @@ static bool goldfish_pic_get_statistics(InterruptStatsProvider *obj,
     return true;
 }
 
-static void goldfish_pic_print_info(InterruptStatsProvider *obj, Monitor *mon)
+static void goldfish_pic_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     GoldfishPICState *s = GOLDFISH_PIC(obj);
-    monitor_printf(mon, "goldfish-pic.%d: pending=0x%08x enabled=0x%08x\n",
-                   s->idx, s->pending, s->enabled);
+    g_string_append_printf(buf,
+                           "goldfish-pic.%d: pending=0x%08x enabled=0x%08x\n",
+                           s->idx, s->pending, s->enabled);
 }
 
 static void goldfish_pic_update(GoldfishPICState *s)
diff --git a/hw/intc/i8259_common.c b/hw/intc/i8259_common.c
index ee0041115c..d9558e3940 100644
--- a/hw/intc/i8259_common.c
+++ b/hw/intc/i8259_common.c
@@ -28,7 +28,6 @@
 #include "hw/isa/i8259_internal.h"
 #include "hw/qdev-properties.h"
 #include "migration/vmstate.h"
-#include "monitor/monitor.h"
 #include "qapi/error.h"
 
 static int irq_level[16];
@@ -132,16 +131,17 @@ static bool pic_get_statistics(InterruptStatsProvider *obj,
     return true;
 }
 
-static void pic_print_info(InterruptStatsProvider *obj, Monitor *mon)
+static void pic_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     PICCommonState *s = PIC_COMMON(obj);
 
     pic_dispatch_pre_save(s);
-    monitor_printf(mon, "pic%d: irr=%02x imr=%02x isr=%02x hprio=%d "
-                   "irq_base=%02x rr_sel=%d elcr=%02x fnm=%d\n",
-                   s->master ? 0 : 1, s->irr, s->imr, s->isr, s->priority_add,
-                   s->irq_base, s->read_reg_select, s->elcr,
-                   s->special_fully_nested_mode);
+    g_string_append_printf(buf, "pic%d: irr=%02x imr=%02x isr=%02x hprio=%d "
+                           "irq_base=%02x rr_sel=%d elcr=%02x fnm=%d\n",
+                           s->master ? 0 : 1, s->irr, s->imr, s->isr,
+                           s->priority_add,
+                           s->irq_base, s->read_reg_select, s->elcr,
+                           s->special_fully_nested_mode);
 }
 
 static bool ltim_state_needed(void *opaque)
diff --git a/hw/intc/ioapic_common.c b/hw/intc/ioapic_common.c
index efbe6958c8..769896353a 100644
--- a/hw/intc/ioapic_common.c
+++ b/hw/intc/ioapic_common.c
@@ -23,7 +23,6 @@
 #include "qapi/error.h"
 #include "qemu/module.h"
 #include "migration/vmstate.h"
-#include "monitor/monitor.h"
 #include "hw/intc/intc.h"
 #include "hw/intc/ioapic.h"
 #include "hw/intc/ioapic_internal.h"
@@ -59,59 +58,62 @@ static bool ioapic_get_statistics(InterruptStatsProvider *obj,
     return true;
 }
 
-static void ioapic_irr_dump(Monitor *mon, const char *name, uint32_t bitmap)
+static void ioapic_irr_dump(GString *buf, const char *name, uint32_t bitmap)
 {
     int i;
 
-    monitor_printf(mon, "%-10s ", name);
+    g_string_append_printf(buf, "%-10s ", name);
     if (bitmap == 0) {
-        monitor_printf(mon, "(none)\n");
+        g_string_append_printf(buf, "(none)\n");
         return;
     }
     for (i = 0; i < IOAPIC_NUM_PINS; i++) {
         if (bitmap & (1 << i)) {
-            monitor_printf(mon, "%-2u ", i);
+            g_string_append_printf(buf, "%-2u ", i);
         }
     }
-    monitor_printf(mon, "\n");
+    g_string_append_c(buf, '\n');
 }
 
-static void ioapic_print_redtbl(Monitor *mon, IOAPICCommonState *s)
+static void ioapic_print_redtbl(GString *buf, IOAPICCommonState *s)
 {
     static const char *delm_str[] = {
         "fixed", "lowest", "SMI", "...", "NMI", "INIT", "...", "extINT"};
     uint32_t remote_irr = 0;
     int i;
 
-    monitor_printf(mon, "ioapic0: ver=0x%x id=0x%02x sel=0x%02x",
-                   s->version, s->id, s->ioregsel);
+    g_string_append_printf(buf, "ioapic0: ver=0x%x id=0x%02x sel=0x%02x",
+                           s->version, s->id, s->ioregsel);
     if (s->ioregsel) {
-        monitor_printf(mon, " (redir[%u])\n",
-                       (s->ioregsel - IOAPIC_REG_REDTBL_BASE) >> 1);
+        g_string_append_printf(buf, " (redir[%u])\n",
+                               (s->ioregsel - IOAPIC_REG_REDTBL_BASE) >> 1);
     } else {
-        monitor_printf(mon, "\n");
+        g_string_append_c(buf, '\n');
     }
     for (i = 0; i < IOAPIC_NUM_PINS; i++) {
         uint64_t entry = s->ioredtbl[i];
         uint32_t delm = (uint32_t)((entry & IOAPIC_LVT_DELIV_MODE) >>
                                    IOAPIC_LVT_DELIV_MODE_SHIFT);
-        monitor_printf(mon, "  pin %-2u 0x%016"PRIx64" dest=%"PRIx64
-                       " vec=%-3"PRIu64" %s %-5s %-6s %-6s %s\n",
-                       i, entry,
-                       (entry >> IOAPIC_LVT_DEST_SHIFT) &
-                            (entry & IOAPIC_LVT_DEST_MODE ? 0xff : 0xf),
-                       entry & IOAPIC_VECTOR_MASK,
-                       entry & IOAPIC_LVT_POLARITY ? "active-lo" : "active-hi",
-                       entry & IOAPIC_LVT_TRIGGER_MODE ? "level" : "edge",
-                       entry & IOAPIC_LVT_MASKED ? "masked" : "",
-                       delm_str[delm],
-                       entry & IOAPIC_LVT_DEST_MODE ? "logical" : "physical");
+        g_string_append_printf(buf, "  pin %-2u 0x%016"PRIx64" dest=%"PRIx64
+                               " vec=%-3"PRIu64" %s %-5s %-6s %-6s %s\n",
+                               i, entry,
+                               (entry >> IOAPIC_LVT_DEST_SHIFT) &
+                                    (entry & IOAPIC_LVT_DEST_MODE ? 0xff : 0xf),
+                               entry & IOAPIC_VECTOR_MASK,
+                               entry & IOAPIC_LVT_POLARITY
+                                    ? "active-lo" : "active-hi",
+                               entry & IOAPIC_LVT_TRIGGER_MODE
+                                    ? "level" : "edge",
+                               entry & IOAPIC_LVT_MASKED ? "masked" : "",
+                               delm_str[delm],
+                               entry & IOAPIC_LVT_DEST_MODE
+                                    ? "logical" : "physical");
 
         remote_irr |= entry & IOAPIC_LVT_TRIGGER_MODE ?
                         (entry & IOAPIC_LVT_REMOTE_IRR ? (1 << i) : 0) : 0;
     }
-    ioapic_irr_dump(mon, "  IRR", s->irr);
-    ioapic_irr_dump(mon, "  Remote IRR", remote_irr);
+    ioapic_irr_dump(buf, "  IRR", s->irr);
+    ioapic_irr_dump(buf, "  Remote IRR", remote_irr);
 }
 
 void ioapic_reset_common(DeviceState *dev)
@@ -171,13 +173,12 @@ static void ioapic_common_realize(DeviceState *dev, Error **errp)
     ioapic_no++;
 }
 
-static void ioapic_print_info(InterruptStatsProvider *obj,
-                              Monitor *mon)
+static void ioapic_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     IOAPICCommonState *s = IOAPIC_COMMON(obj);
 
     ioapic_dispatch_pre_save(s);
-    ioapic_print_redtbl(mon, s);
+    ioapic_print_redtbl(buf, s);
 }
 
 static const VMStateDescription vmstate_ioapic_common = {
diff --git a/hw/intc/m68k_irqc.c b/hw/intc/m68k_irqc.c
index 4b11fb9f72..cf3beefcfe 100644
--- a/hw/intc/m68k_irqc.c
+++ b/hw/intc/m68k_irqc.c
@@ -10,7 +10,6 @@
 #include "qemu/osdep.h"
 #include "cpu.h"
 #include "migration/vmstate.h"
-#include "monitor/monitor.h"
 #include "hw/qdev-properties.h"
 #include "hw/nmi.h"
 #include "hw/intc/intc.h"
@@ -27,10 +26,10 @@ static bool m68k_irqc_get_statistics(InterruptStatsProvider *obj,
     return true;
 }
 
-static void m68k_irqc_print_info(InterruptStatsProvider *obj, Monitor *mon)
+static void m68k_irqc_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     M68KIRQCState *s = M68K_IRQC(obj);
-    monitor_printf(mon, "m68k-irqc: ipr=0x%x\n", s->ipr);
+    g_string_append_printf(buf, "m68k-irqc: ipr=0x%x\n", s->ipr);
 }
 
 static void m68k_set_irq(void *opaque, int irq, int level)
diff --git a/hw/intc/slavio_intctl.c b/hw/intc/slavio_intctl.c
index 36b4a12f60..d6e49d29aa 100644
--- a/hw/intc/slavio_intctl.c
+++ b/hw/intc/slavio_intctl.c
@@ -24,7 +24,6 @@
 
 #include "qemu/osdep.h"
 #include "migration/vmstate.h"
-#include "monitor/monitor.h"
 #include "qemu/module.h"
 #include "hw/sysbus.h"
 #include "hw/intc/intc.h"
@@ -401,17 +400,17 @@ static bool slavio_intctl_get_statistics(InterruptStatsProvider *obj,
 }
 #endif
 
-static void slavio_intctl_print_info(InterruptStatsProvider *obj, Monitor *mon)
+static void slavio_intctl_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     SLAVIO_INTCTLState *s = SLAVIO_INTCTL(obj);
     int i;
 
     for (i = 0; i < MAX_CPUS; i++) {
-        monitor_printf(mon, "per-cpu %d: pending 0x%08x\n", i,
-                       s->slaves[i].intreg_pending);
+        g_string_append_printf(buf, "per-cpu %d: pending 0x%08x\n", i,
+                               s->slaves[i].intreg_pending);
     }
-    monitor_printf(mon, "master: pending 0x%08x, disabled 0x%08x\n",
-                   s->intregm_pending, s->intregm_disabled);
+    g_string_append_printf(buf, "master: pending 0x%08x, disabled 0x%08x\n",
+                           s->intregm_pending, s->intregm_disabled);
 }
 
 static void slavio_intctl_init(Object *obj)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index df74f032d7..03c595788f 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -38,8 +38,6 @@
 #include "hw/loader.h"
 #include "hw/nmi.h"
 #include "qapi/visitor.h"
-#include "qapi/type-helpers.h"
-#include "monitor/monitor.h"
 #include "hw/intc/intc.h"
 #include "hw/ipmi/ipmi.h"
 #include "target/ppc/mmu-hash64.h"
@@ -2331,14 +2329,11 @@ static ICPState *pnv_icp_get(XICSFabric *xi, int pir)
     return cpu ? ICP(pnv_cpu_state(cpu)->intc) : NULL;
 }
 
-static void pnv_pic_print_info(InterruptStatsProvider *obj,
-                               Monitor *mon)
+static void pnv_pic_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     PnvMachineState *pnv = PNV_MACHINE(obj);
     int i;
     CPUState *cs;
-    g_autoptr(GString) buf = g_string_new("");
-    g_autoptr(HumanReadableText) info = NULL;
 
     CPU_FOREACH(cs) {
         PowerPCCPU *cpu = POWERPC_CPU(cs);
@@ -2351,9 +2346,6 @@ static void pnv_pic_print_info(InterruptStatsProvider *obj,
     for (i = 0; i < pnv->num_chips; i++) {
         PNV_CHIP_GET_CLASS(pnv->chips[i])->pic_print_info(pnv->chips[i], buf);
     }
-
-    info = human_readable_text_from_str(buf);
-    monitor_puts(mon, info->human_readable_text);
 }
 
 static int pnv_match_nvt(XiveFabric *xfb, uint8_t format,
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index cd9b811ac6..1f12d6c24b 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -31,7 +31,6 @@
 #include "qapi/error.h"
 #include "qapi/qapi-events-machine.h"
 #include "qapi/qapi-events-qdev.h"
-#include "qapi/type-helpers.h"
 #include "qapi/visitor.h"
 #include "sysemu/sysemu.h"
 #include "sysemu/hostmem.h"
@@ -90,8 +89,6 @@
 #include "hw/ppc/spapr_nvdimm.h"
 #include "hw/ppc/spapr_numa.h"
 
-#include "monitor/monitor.h"
-
 #include <libfdt.h>
 
 /* SLOF memory layout:
@@ -4527,18 +4524,13 @@ static ICPState *spapr_icp_get(XICSFabric *xi, int vcpu_id)
     return cpu ? spapr_cpu_state(cpu)->icp : NULL;
 }
 
-static void spapr_pic_print_info(InterruptStatsProvider *obj,
-                                 Monitor *mon)
+static void spapr_pic_print_info(InterruptStatsProvider *obj, GString *buf)
 {
     SpaprMachineState *spapr = SPAPR_MACHINE(obj);
-    g_autoptr(GString) buf = g_string_new("");
-    g_autoptr(HumanReadableText) info = NULL;
 
     spapr_irq_print_info(spapr, buf);
     g_string_append_printf(buf, "irqchip: %s\n",
                            kvm_irqchip_in_kernel() ? "in-kernel" : "emulated");
-    info = human_readable_text_from_str(buf);
-    monitor_puts(mon, info->human_readable_text);
 }
 
 /*
diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c
index ea79148ee8..fbff7fdb57 100644
--- a/monitor/hmp-cmds.c
+++ b/monitor/hmp-cmds.c
@@ -25,6 +25,7 @@
 #include "qapi/qapi-commands-machine.h"
 #include "qapi/qapi-commands-misc.h"
 #include "qapi/qmp/qdict.h"
+#include "qapi/type-helpers.h"
 #include "qemu/cutils.h"
 #include "hw/intc/intc.h"
 #include "qemu/log.h"
@@ -92,7 +93,12 @@ static int hmp_info_pic_foreach(Object *obj, void *opaque)
         intc = INTERRUPT_STATS_PROVIDER(obj);
         k = INTERRUPT_STATS_PROVIDER_GET_CLASS(obj);
         if (k->print_info) {
-            k->print_info(intc, mon);
+            g_autoptr(GString) buf = g_string_new("");
+            g_autoptr(HumanReadableText) info = NULL;
+
+            k->print_info(intc, buf);
+            info = human_readable_text_from_str(buf);
+            monitor_puts(mon, info->human_readable_text);
         } else {
             monitor_printf(mon, "Interrupt controller information not available for %s.\n",
                            object_get_typename(obj));
