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

Environment
qemu-arm64

------------[ cut here ]------------
[  326.540914]  kfence_guarded_free+0x138/0x2d0
[  326.540927] WARNING: CPU: 0 PID: 57 at arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode+0x48/0x68
[  326.541285] Modules linked in:
[  326.541302]  __kfence_free+0x58/0x108
[  326.541480]  kmem_cache_free+0x328/0x448
[  326.541977]  radix_tree_node_rcu_free+0x4c/0x60
[  326.542114]  rcu_core+0x2a0/0xa20
[  326.542332]  overlay btrfs blake2b_generic xor xor_neon raid6_pq zstd_compress sm3_ce sha3_ce sha512_ce drm backlight
[  326.542911]  rcu_core_si+0x18/0x30
[  326.542922]  fuse
[  326.542936]  handle_softirqs+0x1a4/0x480
[  326.543329]  __do_softirq+0x1c/0x28
[  326.543365]  ____do_softirq+0x18/0x30
[  326.543885]  call_on_irq_stack+0x24/0x30
[  326.544229]  do_softirq_own_stack+0x24/0x38
[  326.544253]  __irq_exit_rcu+0x98/0x158
[  326.544274]  irq_exit_rcu+0x18/0x58
[  326.544294]  el1_interrupt+0x38/0x68
[  326.544695]  el1h_64_irq_handler+0x18/0x28
[  326.545344]  el1h_64_irq+0x6c/0x70
[  326.545633]  _raw_spin_unlock_irqrestore+0x54/0x88 (P)
[  326.545819]  folios_put_refs+0x110/0x1e0
[  326.546212]  __folio_batch_release+0x30/0x70
[  326.546464]  ip_tables x_tables
[  326.548471] CPU: 0 UID: 0 PID: 57 Comm: kworker/0:1H Tainted: G        W           6.15.0-rc6-next-20250513 #1 PREEMPT 
[  326.548565] Tainted: [W]=WARN
[  326.548579] Hardware name: linux,dummy-virt (DT)
[  326.548605] Workqueue: kblockd blk_mq_run_work_fn
[  326.548727] pstate: 024020c9 (nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[  326.548770] pc : arch_enter_lazy_mmu_mode+0x48/0x68
[  326.548807] lr : __apply_to_page_range+0x42c/0x850
[  326.548843] sp : ffff800080003a80
[  326.548877] x29: ffff800080003b00 x28: fff00000ff60b8f0 x27: fff00000fff1e000
[  326.549052] x26: fff00000fff1f000 x25: ffff9ad59f613000 x24: fff00000c13fb9c0
[  326.551414] x23: ffff800080003b70 x22: fff00000ff80bff8 x21: ffff9ad59cc40280
[  326.553794] x20: 0000000000000001 x19: fff00000fff1f000 x18: ffffffffffffffff
[  326.554029] x17: fff0652b60085000 x16: ffff800080000000 x15: 0000000000000000
[  326.554222] x14: 00000000ffffffff
[  326.554246]  shmem_undo_range+0x278/0x668
[  326.554870]  shmem_fallocate+0x150/0x488
[  326.555467]  lo_fallocate+0x48/0x90
[  326.555676]  x13: 0000000000000001 x12: ffffc1ffc363b580
[  326.556859]  loop_process_work+0x414/0x4c0
[  326.556884]  loop_rootcg_workfn+0x28/0x40
[  326.557209]  process_one_work+0x158/0x3e0
[  326.557367]  worker_thread+0x2ec/0x408
[  326.557390]  kthread+0x140/0x230
[  326.557412]  ret_from_fork+0x10/0x20
[  326.557438] ---[ end trace 0000000000000000 ]---