diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c
index 0a721bb9c4..719cca2268 100644
--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -125,8 +125,6 @@ static void tlb_flush_nocheck(CPUState *cpu)
     atomic_set(&env->tlb_flush_count, env->tlb_flush_count + 1);
     tlb_debug("(count: %zu)\n", tlb_flush_count());
 
-    tb_lock();
-
     memset(env->tlb_table, -1, sizeof(env->tlb_table));
     memset(env->tlb_v_table, -1, sizeof(env->tlb_v_table));
     cpu_tb_jmp_cache_clear(cpu);
@@ -135,8 +133,6 @@ static void tlb_flush_nocheck(CPUState *cpu)
     env->tlb_flush_addr = -1;
     env->tlb_flush_mask = 0;
 
-    tb_unlock();
-
     atomic_mb_set(&cpu->pending_tlb_flush, 0);
 }
 
@@ -180,8 +176,6 @@ static void tlb_flush_by_mmuidx_async_work(CPUState *cpu, run_on_cpu_data data)
 
     assert_cpu_is_self(cpu);
 
-    tb_lock();
-
     tlb_debug("start: mmu_idx:0x%04lx\n", mmu_idx_bitmask);
 
     for (mmu_idx = 0; mmu_idx < NB_MMU_MODES; mmu_idx++) {
@@ -197,8 +191,6 @@ static void tlb_flush_by_mmuidx_async_work(CPUState *cpu, run_on_cpu_data data)
     cpu_tb_jmp_cache_clear(cpu);
 
     tlb_debug("done\n");
-
-    tb_unlock();
 }
 
 void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap)