Hello
Below kmemleak triggered when I do nvme connect/reset/disconnect
operations on latest 5.17.0-rc5, pls check it.
# cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff8883e398bc00 (size 192):
comm "nvme", pid 2632, jiffies 4295317772 (age 2951.476s)
hex dump (first 32 bytes):
80 50 84 a3 ff ff ff ff 70 d4 12 67 81 88 ff ff .P......p..g....
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000ecf84f29>] kmem_cache_alloc_trace+0x10e/0x220
[<0000000099bbcbaa>] blk_iolatency_init+0x4e/0x380
[<00000000e7a59176>] blkcg_init_queue+0x12e/0x610
[<00000000aade682c>] blk_alloc_queue+0x400/0x840
[<000000007ed43824>] blk_mq_init_queue_data+0x6a/0x100
[<00000000cbff6d39>] nvme_rdma_setup_ctrl+0x4ca/0x15f0 [nvme_rdma]
[<00000000a309d26c>] nvme_rdma_create_ctrl+0x7e5/0xa9f [nvme_rdma]
[<000000007d8b5cca>] nvmf_dev_write+0x44e/0xa39 [nvme_fabrics]
[<0000000031d8624b>] vfs_write+0x17e/0x9a0
[<00000000471d7945>] ksys_write+0xf1/0x1c0
[<00000000a963bc79>] do_syscall_64+0x3a/0x80
[<0000000005154fc2>] entry_SYSCALL_64_after_hwframe+0x44/0xae
unreferenced object 0xffff8883e398a700 (size 192):
comm "nvme", pid 2632, jiffies 4295317782 (age 2951.466s)
hex dump (first 32 bytes):
80 50 84 a3 ff ff ff ff 60 c8 12 67 81 88 ff ff .P......`..g....
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000ecf84f29>] kmem_cache_alloc_trace+0x10e/0x220
[<0000000099bbcbaa>] blk_iolatency_init+0x4e/0x380
[<00000000e7a59176>] blkcg_init_queue+0x12e/0x610
[<00000000aade682c>] blk_alloc_queue+0x400/0x840
[<000000007ed43824>] blk_mq_init_queue_data+0x6a/0x100
[<000000004f80b965>] nvme_rdma_setup_ctrl+0xf37/0x15f0 [nvme_rdma]
[<00000000a309d26c>] nvme_rdma_create_ctrl+0x7e5/0xa9f [nvme_rdma]
[<000000007d8b5cca>] nvmf_dev_write+0x44e/0xa39 [nvme_fabrics]
[<0000000031d8624b>] vfs_write+0x17e/0x9a0
[<00000000471d7945>] ksys_write+0xf1/0x1c0
[<00000000a963bc79>] do_syscall_64+0x3a/0x80
[<0000000005154fc2>] entry_SYSCALL_64_after_hwframe+0x44/0xae
unreferenced object 0xffff8894253d9d00 (size 192):
comm "nvme", pid 2632, jiffies 4295331915 (age 2937.333s)
hex dump (first 32 bytes):
80 50 84 a3 ff ff ff ff 80 e0 12 67 81 88 ff ff .P.........g....
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000ecf84f29>] kmem_cache_alloc_trace+0x10e/0x220
[<0000000099bbcbaa>] blk_iolatency_init+0x4e/0x380
[<00000000e7a59176>] blkcg_init_queue+0x12e/0x610
[<00000000aade682c>] blk_alloc_queue+0x400/0x840
[<000000007ed43824>] blk_mq_init_queue_data+0x6a/0x100
[<000000009f9abba5>] nvme_rdma_setup_ctrl.cold.70+0x5ee/0xb01 [nvme_rdma]
[<00000000a309d26c>] nvme_rdma_create_ctrl+0x7e5/0xa9f [nvme_rdma]
[<000000007d8b5cca>] nvmf_dev_write+0x44e/0xa39 [nvme_fabrics]
[<0000000031d8624b>] vfs_write+0x17e/0x9a0
[<00000000471d7945>] ksys_write+0xf1/0x1c0
[<00000000a963bc79>] do_syscall_64+0x3a/0x80
[<0000000005154fc2>] entry_SYSCALL_64_after_hwframe+0x44/0xae
--
Best Regards,
Yi Zhang
