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diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c
--- a/sys/arm64/arm64/pmap.c
+++ b/sys/arm64/arm64/pmap.c
@@ -1291,6 +1291,7 @@
PMAP_LOCK_INIT(kernel_pmap);
kernel_pmap->pm_l0_paddr =
pmap_early_vtophys((vm_offset_t)kernel_pmap_store.pm_l0);
+ TAILQ_INIT(&kernel_pmap->pm_pvchunk);
vm_radix_init(&kernel_pmap->pm_root);
kernel_pmap->pm_cookie = COOKIE_FROM(-1, INT_MIN);
kernel_pmap->pm_stage = PM_STAGE1;
@@ -2270,6 +2271,7 @@
bzero(&pmap->pm_stats, sizeof(pmap->pm_stats));
pmap->pm_l0_paddr = READ_SPECIALREG(ttbr0_el1);
pmap->pm_l0 = (pd_entry_t *)PHYS_TO_DMAP(pmap->pm_l0_paddr);
+ TAILQ_INIT(&pmap->pm_pvchunk);
vm_radix_init(&pmap->pm_root);
pmap->pm_cookie = COOKIE_FROM(ASID_RESERVED_FOR_PID_0, INT_MIN);
pmap->pm_stage = PM_STAGE1;
@@ -2293,6 +2295,7 @@
pmap->pm_l0_paddr = VM_PAGE_TO_PHYS(m);
pmap->pm_l0 = (pd_entry_t *)PHYS_TO_DMAP(pmap->pm_l0_paddr);
+ TAILQ_INIT(&pmap->pm_pvchunk);
vm_radix_init(&pmap->pm_root);
bzero(&pmap->pm_stats, sizeof(pmap->pm_stats));
pmap->pm_cookie = COOKIE_FROM(-1, INT_MAX);
diff --git a/sys/riscv/riscv/pmap.c b/sys/riscv/riscv/pmap.c
--- a/sys/riscv/riscv/pmap.c
+++ b/sys/riscv/riscv/pmap.c
@@ -646,6 +646,7 @@
/* Set this early so we can use the pagetable walking functions */
kernel_pmap_store.pm_top = (pd_entry_t *)l1pt;
PMAP_LOCK_INIT(kernel_pmap);
+ TAILQ_INIT(&kernel_pmap->pm_pvchunk);
vm_radix_init(&kernel_pmap->pm_root);
rw_init(&pvh_global_lock, "pmap pv global");
@@ -1327,6 +1328,7 @@
pmap->pm_satp = pmap_satp_mode() |
(vtophys(pmap->pm_top) >> PAGE_SHIFT);
CPU_ZERO(&pmap->pm_active);
+ TAILQ_INIT(&pmap->pm_pvchunk);
vm_radix_init(&pmap->pm_root);
pmap_activate_boot(pmap);
}
@@ -1369,6 +1371,7 @@
pmap->pm_top[i] = kernel_pmap->pm_top[i];
}
+ TAILQ_INIT(&pmap->pm_pvchunk);
vm_radix_init(&pmap->pm_root);
return (1);

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