[openEuler-1.0-LTS] systemd长稳环境中出现KSAN告警BUG: KASAN: slab-out-of-bounds in bt_for_each+0x1dc/0x2c0

【标题描述】能够简要描述问题：说明什么场景下，做了什么操作，出现什么问题（尽量使用正向表达方式）
【环境信息】
硬件信息：
1）	裸机场景提供出问题的硬件信息；
2）	虚机场景提供虚机XML文件或者配置信息
软件信息：
1）	OS版本及分支
2）	内核信息
3）	发现问题的组件版本信息
如果有特殊组网，请提供网络拓扑图
【问题复现步骤】
具体操作步骤
出现概率(是否必现，概率性错误)
【预期结果】
描述预期结果，可以通过对比新老版本获取
【实际结果】
描述出问题的结果 
【附件信息】
比如系统message日志/组件日志、dump信息、图片等
 Apr 5 20:33:58 localhost kernel: [213530.762097] ==================================================================
 Apr 5 20:33:58 localhost kernel: [213530.762124] BUG: KASAN: slab-out-of-bounds in bt_for_each+0x1dc/0x2c0
 Apr 5 20:33:58 localhost kernel: [213530.762129] Read of size 8 at addr ffff8000c0865000 by task sh/2023305
 Apr 5 20:33:58 localhost kernel: [213530.762131]
 Apr 5 20:33:58 localhost kernel: [213530.762140] CPU: 4 PID: 2023305 Comm: sh Kdump: loaded Tainted: G OE 4.19.90 #1
 Apr 5 20:33:58 localhost kernel: [213530.762143] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
 Apr 5 20:33:58 localhost kernel: [213530.762145] Call trace:
 Apr 5 20:33:58 localhost kernel: [213530.762152] dump_backtrace+0x0/0x310
 Apr 5 20:33:58 localhost kernel: [213530.762155] show_stack+0x28/0x38
 Apr 5 20:33:58 localhost kernel: [213530.762164] dump_stack+0xd8/0x108
 Apr 5 20:33:58 localhost kernel: [213530.762170] print_address_description+0x68/0x2d0
 Apr 5 20:33:58 localhost kernel: [213530.762173] kasan_report+0x124/0x2e0
 Apr 5 20:33:58 localhost kernel: [213530.762179] __asan_load8+0x88/0xb0
 Apr 5 20:33:58 localhost kernel: [213530.762183] bt_for_each+0x1dc/0x2c0
 Apr 5 20:33:58 localhost kernel: [213530.762188] blk_mq_queue_tag_busy_iter+0x1f0/0x3e8
 Apr 5 20:33:58 localhost kernel: [213530.762238] blk_mq_in_flight+0xb4/0xe0
 Apr 5 20:33:58 localhost kernel: [213530.762242] part_in_flight+0x124/0x178
 Apr 5 20:33:58 localhost kernel: [213530.762248] part_round_stats+0x128/0x3b0
 Apr 5 20:33:58 localhost kernel: [213530.762253] blk_account_io_start+0x2b4/0x3f0
 Apr 5 20:33:58 localhost kernel: [213530.762257] blk_mq_bio_to_request+0x170/0x258
 Apr 5 20:33:58 localhost kernel: [213530.762262] blk_mq_make_request+0x734/0xdd8
 Apr 5 20:33:58 localhost kernel: [213530.762266] generic_make_request+0x388/0x740
 Apr 5 20:33:58 localhost kernel: [213530.762270] submit_bio+0xd8/0x3d0
 Apr 5 20:33:58 localhost kernel: [213530.762345] ext4_io_submit+0xb4/0xe0 [ext4]
 Apr 5 20:33:58 localhost kernel: [213530.762398] ext4_writepages+0xb44/0x1c00 [ext4]
 Apr 5 20:33:58 localhost kernel: [213530.762406] do_writepages+0xc8/0x1f8
 Apr 5 20:33:58 localhost kernel: [213530.762414] __filemap_fdatawrite_range+0x200/0x2a0
 Apr 5 20:33:58 localhost kernel: [213530.762418] filemap_flush+0x30/0x40
 Apr 5 20:33:58 localhost kernel: [213530.762469] ext4_alloc_da_blocks+0x54/0x200 [ext4]
 Apr 5 20:33:58 localhost kernel: [213530.762520] ext4_release_file+0xfc/0x150 [ext4]
 Apr 5 20:33:58 localhost kernel: [213530.762526] __fput+0x15c/0x3a8
 Apr 5 20:33:58 localhost kernel: [213530.762530] ____fput+0x24/0x30
 Apr 5 20:33:58 localhost kernel: [213530.762538] task_work_run+0x1a4/0x208
 Apr 5 20:33:58 localhost kernel: [213530.762542] do_notify_resume+0x1a8/0x1c0
 Apr 5 20:33:58 localhost kernel: [213530.762546] work_pending+0x8/0x10
 Apr 5 20:33:58 localhost kernel: [213530.762548]
 Apr 5 20:33:58 localhost kernel: [213530.762551] Allocated by task 3515778:
 Apr 5 20:33:58 localhost kernel: [213530.762557] kasan_kmalloc+0xe0/0x190
 Apr 5 20:33:58 localhost kernel: [213530.762562] kmem_cache_alloc_trace+0x18c/0x418
 Apr 5 20:33:58 localhost kernel: [213530.762571] alloc_pipe_info+0x74/0x240
 Apr 5 20:33:58 localhost kernel: [213530.762575] create_pipe_files+0x74/0x2f8
 Apr 5 20:33:58 localhost kernel: [213530.762579] __do_pipe_flags+0x48/0x168
 Apr 5 20:33:58 localhost kernel: [213530.762584] do_pipe2+0xa0/0x1d0
 Apr 5 20:33:58 localhost kernel: [213530.762588] __arm64_sys_pipe2+0x3c/0x50
 Apr 5 20:33:58 localhost kernel: [213530.762595] el0_svc_common+0xb4/0x1d8
 Apr 5 20:33:58 localhost kernel: [213530.762600] el0_svc_handler+0x50/0xa8
 Apr 5 20:33:58 localhost kernel: [213530.762603] el0_svc+0x8/0xc
 Apr 5 20:33:58 localhost kernel: [213530.762604]
 Apr 5 20:33:58 localhost kernel: [213530.762606] Freed by task 3515778:
 Apr 5 20:33:58 localhost kernel: [213530.762611] __kasan_slab_free+0x120/0x228
 Apr 5 20:33:58 localhost kernel: [213530.762614] kasan_slab_free+0x10/0x18
 Apr 5 20:33:58 localhost kernel: [213530.762618] kfree+0x88/0x3d8
 Apr 5 20:33:58 localhost kernel: [213530.762622] free_pipe_info+0x150/0x178
 Apr 5 20:33:58 localhost kernel: [213530.762626] put_pipe_info+0x138/0x1c0
 Apr 5 20:33:58 localhost kernel: [213530.762631] pipe_release+0xe8/0x120
 Apr 5 20:33:58 localhost kernel: [213530.762635] __fput+0x15c/0x3a8
 Apr 5 20:33:58 localhost kernel: [213530.762639] ____fput+0x24/0x30
 Apr 5 20:33:58 localhost kernel: [213530.762644] task_work_run+0x1a4/0x208
 Apr 5 20:33:58 localhost kernel: [213530.762647] do_notify_resume+0x1a8/0x1c0
 Apr 5 20:33:58 localhost kernel: [213530.762651] work_pending+0x8/0x10
 Apr 5 20:33:58 localhost kernel: [213530.762652]
 Apr 5 20:33:58 localhost kernel: [213530.762656] The buggy address belongs to the object at ffff8000c0864f00#012 which belongs to the cache kmalloc-256 of size 256
 Apr 5 20:33:58 localhost kernel: [213530.762661] The buggy address is located 0 bytes to the right of#012 256-byte region [ffff8000c0864f00, ffff8000c0865000)
 Apr 5 20:33:58 localhost kernel: [213530.762662] The buggy address belongs to the page:
 Apr 5 20:33:58 localhost kernel: [213530.762668] page:ffff7e0003021900 count:1 mapcount:0 mapping:ffff80036d00fc00 index:0x0 compound_mapcount: 0
 Apr 5 20:33:58 localhost kernel: [213530.765330] flags: 0xffffe0000008100(slab|head)
 Apr 5 20:33:58 localhost kernel: [213530.766647] raw: 0ffffe0000008100 ffff7e0003617f88 ffff7e000d1a6208 ffff80036d00fc00
 Apr 5 20:33:58 localhost kernel: [213530.766653] raw: 0000000000000000 0000000000150015 00000001ffffffff 0000000000000000
 Apr 5 20:33:58 localhost kernel: [213530.766655] page dumped because: kasan: bad access detected
 Apr 5 20:33:58 localhost kernel: [213530.766656]
 Apr 5 20:33:58 localhost kernel: [213530.766658] Memory state around the buggy address:
 Apr 5 20:33:58 localhost kernel: [213530.766663] ffff8000c0864f00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 Apr 5 20:33:58 localhost kernel: [213530.766668] ffff8000c0864f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 Apr 5 20:33:58 localhost kernel: [213530.766672] >ffff8000c0865000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 Apr 5 20:33:58 localhost kernel: [213530.766674] ^
 Apr 5 20:33:58 localhost kernel: [213530.766678] ffff8000c0865080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 Apr 5 20:33:58 localhost kernel: [213530.766682] ffff8000c0865100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 Apr 5 20:33:58 localhost kernel: [213530.766684] ==================================================================

GVP openEuler/kernel
Closed

Content Risk Flag

Comments (1)

GVPopenEuler/kernelClosed

Content Risk Flag