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

Environment
qemu-arm64

------------[ cut here ]------------
[  176.545447] operation not supported error, dev loop0, sector 614272 op 0x9:(WRITE_ZEROES) flags 0x10000800 phys_seg 0 prio class 0
[  176.545471] WARNING: CPU: 0 PID: 15 at arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode+0x48/0x68
[  176.546617] Modules linked in: btrfs blake2b_generic xor xor_neon raid6_pq zstd_compress sm3_ce sha3_ce sha512_ce fuse drm backlight ip_tables x_tables
[  176.547434] CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G        W           6.15.0-rc6-next-20250513 #1 PREEMPT 
[  176.547808] Tainted: [W]=WARN
[  176.548385] Hardware name: linux,dummy-virt (DT)
[  176.548855] pstate: 03402009 (nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[  176.549311] pc : arch_enter_lazy_mmu_mode+0x48/0x68
[  176.549492] lr : __apply_to_page_range+0x42c/0x850
[  176.549613] sp : ffff8000800cba50
[  176.549700] x29: ffff8000800cbad0 x28: fff00000ff60bd80 x27: fff00000fffb0000
[  176.549896] x26: fff00000fffb1000 x25: ffff929d53e13000 x24: fff00000c0382680
[  176.550098] x23: ffff8000800cbb40 x22: fff00000ff80bff8 x21: ffff929d51440280
[  176.550297] x20: 0000000000000001 x19: fff00000fffb1000 x18: 0000000000000000
[  176.551828] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  176.552431] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  176.552972] x11: ffff929d53d3ff40 x10: 0000000000000087 x9 : fff00000fffb1000
[  176.554205] x8 : fff00080fffb0000 x7 : fff00000ffdfe018 x6 : fff00000fffb1000
[  176.555147] x5 : fff00000fffb1000 x4 : 0000000040000000 x3 : fff00000ff60b000
[  176.555867] x2 : 0000000000000d80 x1 : 000000013f60b000 x0 : 0000000000000100
[  176.556841] Call trace:
[  176.557393]  arch_enter_lazy_mmu_mode+0x48/0x68 (P)
[  176.558056]  apply_to_page_range+0x1c/0x30
[  176.558324]  set_memory_valid+0xc8/0xf0
[  176.558461]  kfence_guarded_free+0x138/0x2d0
[  176.558580]  __kfence_free+0x58/0x108
[  176.558683]  kmem_cache_free+0x328/0x448
[  176.558794]  radix_tree_node_rcu_free+0x4c/0x60
[  176.558912]  rcu_core+0x2a0/0xa20
[  176.559010]  rcu_core_si+0x18/0x30
[  176.559105]  handle_softirqs+0x1a4/0x480
[  176.559210]  run_ksoftirqd+0x5c/0x98
[  176.559310]  smpboot_thread_fn+0x218/0x320
[  176.560842]  kthread+0x140/0x230
[  176.561457]  ret_from_fork+0x10/0x20
[  176.561836] ---[ end trace 0000000000000000 ]---