https://bugzilla.kernel.org/show_bug.cgi?id=199705
Bug ID: 199705
Summary: Possible memory leak
(acpi_ut_allocate_object_desc_dbg)
Product: ACPI
Version: 2.5
Kernel Version: 4.17-rc4
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Other
Assignee: [email protected]
Reporter: [email protected]
Regression: No
Created attachment 275947
--> https://bugzilla.kernel.org/attachment.cgi?id=275947&action=edit
Linux 4.17-rc4+ messages
On the ASRock E350M1, Linux 4.17-rc4+ warns about a possible memory leak.
> [ 683.144446] kmemleak: 1 new suspected memory leaks (see
> /sys/kernel/debug/kmemleak)
```
$ sudo more /sys/kernel/debug/kmemleak
unreferenced object 0xf440e840 (size 48):
comm "swapper/0", pid 1, jiffies 4294892343 (age 1026.312s)
hex dump (first 32 bytes):
00 00 00 00 0e 01 01 00 00 00 00 00 ff ff ff ff ................
ff ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<524ff3d8>] kmem_cache_alloc+0x185/0x3a0
[<2e8a039a>] acpi_ut_allocate_object_desc_dbg+0x3b/0x62
[<1eb49bf4>] acpi_ut_create_internal_object_dbg+0x18/0x86
[<c5a7e897>] acpi_ut_create_integer_object+0x24/0x36
[<4c3e2ba9>] acpi_ex_opcode_1A_0T_1R+0x94/0x63c
[<6e81e3a1>] acpi_ds_exec_end_op+0x152/0x4c3
[<54dbe76d>] acpi_ps_parse_loop+0x2dd/0x6aa
[<b3068f82>] acpi_ps_parse_aml+0x9a/0x2b6
[<9fd73276>] acpi_ps_execute_table+0xfa/0x136
[<e4597ee8>] acpi_ns_execute_table+0x143/0x17d
[<46a8f4c3>] acpi_ns_parse_table+0x1c/0x42
[<2a7a91aa>] acpi_ns_load_table+0x33/0x91
[<84984912>] acpi_tb_load_namespace+0xbf/0x215
[<6ecc58d2>] acpi_load_tables+0x31/0x82
[<c0215ec4>] acpi_init+0x8f/0x34b
[<291281bb>] do_one_initcall+0x42/0x225
```
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