Hay
Date
May 13, 2025, 12:07 p.m.

Environment
qemu-arm64

------------[ cut here ]------------
[  376.780168]  x9 : fff00000ffe8f000
[  376.780184] WARNING: CPU: 1 PID: 23519 at arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode+0x48/0x68
[  376.780541] Modules linked in: btrfs blake2b_generic xor xor_neon raid6_pq zstd_compress sm3_ce sha3_ce sha512_ce drm backlight fuse ip_tables x_tables
[  376.781189] CPU: 1 UID: 0 PID: 23519 Comm: kworker/u8:2 Tainted: G        W           6.15.0-rc6-next-20250513 #1 PREEMPT 
[  376.781223] Tainted: [W]=WARN
[  376.781257] Hardware name: linux,dummy-virt (DT)
[  376.781274] Workqueue: loop0 loop_rootcg_workfn
[  376.781315] pstate: 02402009 (nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[  376.781336] pc : arch_enter_lazy_mmu_mode+0x48/0x68
[  376.781356] lr : __apply_to_page_range+0x42c/0x850
[  376.781400] sp : ffff80008000bc30
[  376.781412] x29: ffff80008000bcb0 x28: fff00000ff60b220 x27: fff00000ffe44000
[  376.781474] x26: fff00000ffe45000 x25: ffffa00652e13000 x24: fff00000c1464d00
[  376.781539] x23: ffff80008000bd20 x22: fff00000ff80bff8 x21: ffffa00650440280
[  376.781593] x20: 0000000000000001 x19: fff00000ffe45000 x18: 0000000000000000
[  376.781641] x17: fff05ffaac8a7000 x16: ffff800080008000 x15: 0000000000000000
[  376.782252] x14: 0000000000000000 x13: 0000000000000000 x12: fff00000ff4ef9f0
[  376.783602] x11: 0000000000000001 x10: 000000000000003f x9 : fff00000ffe45000
[  376.783643] x8 : fff00080ffe44000 x7 : fff00000ffdfe018 x6 : fff00000ffe45000
[  376.783683] x5 : fff00000ffe45000 x4 : 0000000040000000 x3 : fff00000ff60b000
[  376.785395] x2 : 0000000000000220 x1 : 000000013f60b000 x0 : 0000000000000101
[  376.786750] Call trace:
[  376.786765]  arch_enter_lazy_mmu_mode+0x48/0x68 (P)
[  376.786822]  apply_to_page_range+0x1c/0x30
[  376.786884]  set_memory_valid+0xc8/0xf0
[  376.786941]  kfence_guarded_free+0x138/0x2d0
[  376.787000]  __kfence_free+0x58/0x108
[  376.787056]  kmem_cache_free+0x328/0x448
[  376.787112]  radix_tree_node_rcu_free+0x4c/0x60
[  376.787162]  rcu_core+0x2a0/0xa20
[  376.787208]  rcu_core_si+0x18/0x30
[  376.787277]  handle_softirqs+0x1a4/0x480
[  376.787331]  __do_softirq+0x1c/0x28
[  376.787400]  ____do_softirq+0x18/0x30
[  376.787458]  call_on_irq_stack+0x24/0x30
[  376.787518]  do_softirq_own_stack+0x24/0x38
[  376.787571]  __irq_exit_rcu+0x98/0x158
[  376.787634]  irq_exit_rcu+0x18/0x58
[  376.787691]  el1_interrupt+0x38/0x68
[  376.787731]  el1h_64_irq_handler+0x18/0x28
[  376.787754]  el1h_64_irq+0x6c/0x70
[  376.787775]  preempt_count_add+0x104/0x158 (P)
[  376.787798]  _raw_spin_lock+0x24/0x90
[  376.787820]  filemap_remove_folio+0x3c/0xb8
[  376.787842]  truncate_inode_folio+0x38/0x60
[  376.787863]  shmem_undo_range+0x250/0x668
[  376.787884]  shmem_fallocate+0x150/0x488
[  376.787904]  lo_fallocate+0x48/0x90
[  376.787927]  loop_process_work+0x414/0x4c0
[  376.787947]  loop_rootcg_workfn+0x28/0x40
[  376.787966]  process_one_work+0x158/0x3e0
[  376.787988]  worker_thread+0x2ec/0x408
[  376.788902]  kthread+0x140/0x230
[  376.789225]  ret_from_fork+0x10/0x20
[  376.790238] ---[ end trace 0000000000000000 ]---