[Bug 213201] [KAVERI] memory leak - unreferenced object 0xffff8881700cf988 (size 56)

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=213201

--- Comment #8 from Erhard F. (erhard_f at mailbox.org) ---
Created attachment 297921
  --> https://bugzilla.kernel.org/attachment.cgi?id=297921&action=edit
output of /sys/kernel/debug/kmemleak (kernel 5.14-rc2)

Looking slightly different on kernel v5.14-rc2 on another board w. another CPU
(ASRock A88M-G/3.1 w. AMD A10-8750)

[...]
unreferenced object 0xffff888142247988 (size 56):
  comm "systemd-udevd", pid 206, jiffies 4294882633 (age 2086.390s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 0d 01 70 00 00 00 00 00  ..........p.....
    13 5e 02 00 00 c9 ff ff 00 00 00 00 00 00 00 00  .^..............
  backtrace:
    [<ffffffffa93fc402>] kmem_cache_alloc+0x10a/0x1e3
    [<ffffffffa9a5d413>] acpi_ps_alloc_op+0x8b/0x1c4
    [<ffffffffa9a5a5ad>] acpi_ps_create_op+0x4b1/0x8ec
    [<ffffffffa9a590b8>] acpi_ps_parse_loop+0x401/0x1062
    [<ffffffffa9a5c360>] acpi_ps_parse_aml+0x1cd/0x6fa
    [<ffffffffa9a5de90>] acpi_ps_execute_method+0x51f/0x57b
    [<ffffffffa9a4da85>] acpi_ns_evaluate+0x64c/0x886
    [<ffffffffa9a55a32>] acpi_evaluate_object+0x335/0x690
    [<ffffffffc115f531>] amdgpu_atcs_call.constprop.0+0x141/0x1bd [amdgpu]
    [<ffffffffc115fa8a>] amdgpu_atcs_pci_probe_handle.isra.0+0x147/0x2a1
[amdgpu]
    [<ffffffffc1160a9a>] amdgpu_acpi_detect+0xd1/0x38e [amdgpu]
    [<ffffffffc1cb30aa>] hid_lookup_collection+0xaa/0x176 [hid]
    [<ffffffffa90017dc>] do_one_initcall+0x159/0x31d
    [<ffffffffa91d0584>] do_init_module+0x1ae/0x573
    [<ffffffffa91d5b2b>] load_module+0x5063/0x5f46
    [<ffffffffa91d6ccc>] __do_sys_finit_module+0xf6/0x145
unreferenced object 0xffff888142246338 (size 56):
  comm "systemd-udevd", pid 206, jiffies 4294882633 (age 2086.390s)
  hex dump (first 32 bytes):
    88 79 24 42 81 88 ff ff 0d 01 2d 00 00 00 00 00  .y$B......-.....
    14 5e 02 00 00 c9 ff ff 00 00 00 00 00 00 00 00  .^..............
  backtrace:
    [<ffffffffa93fc402>] kmem_cache_alloc+0x10a/0x1e3
    [<ffffffffa9a5d413>] acpi_ps_alloc_op+0x8b/0x1c4
    [<ffffffffa9a5a5ad>] acpi_ps_create_op+0x4b1/0x8ec
    [<ffffffffa9a590b8>] acpi_ps_parse_loop+0x401/0x1062
    [<ffffffffa9a5c360>] acpi_ps_parse_aml+0x1cd/0x6fa
    [<ffffffffa9a5de90>] acpi_ps_execute_method+0x51f/0x57b
    [<ffffffffa9a4da85>] acpi_ns_evaluate+0x64c/0x886
    [<ffffffffa9a55a32>] acpi_evaluate_object+0x335/0x690
    [<ffffffffc115f531>] amdgpu_atcs_call.constprop.0+0x141/0x1bd [amdgpu]
    [<ffffffffc115fa8a>] amdgpu_atcs_pci_probe_handle.isra.0+0x147/0x2a1
[amdgpu]
    [<ffffffffc1160a9a>] amdgpu_acpi_detect+0xd1/0x38e [amdgpu]
    [<ffffffffc1cb30aa>] hid_lookup_collection+0xaa/0x176 [hid]
    [<ffffffffa90017dc>] do_one_initcall+0x159/0x31d
    [<ffffffffa91d0584>] do_init_module+0x1ae/0x573
    [<ffffffffa91d5b2b>] load_module+0x5063/0x5f46
    [<ffffffffa91d6ccc>] __do_sys_finit_module+0xf6/0x145


 # inxi -bZ
System:    Host: yea Kernel: 5.14.0-rc2-bdver3 x86_64 bits: 64 Desktop: MATE
1.24.1 
           Distro: Gentoo Base System release 2.7 
Machine:   Type: Desktop Mobo: ASRock model: A88M-G/3.1 serial: N/A 
           UEFI: American Megatrends v: P1.40C date: 11/21/2016 
CPU:       Info: Quad Core AMD A10-8750 Radeon R7 12 Compute Cores 4C+8G [MCP]
speed: 1809 MHz 
           min/max: 1400/3500 MHz 
Graphics:  Device-1: AMD Kaveri [Radeon R7 Graphics] driver: amdgpu v: kernel 
           Display: x11 server: X.Org 1.20.11 driver: amdgpu,ati unloaded:
fbdev,modesetting 
           resolution: 1920x1080~60Hz 
           OpenGL: renderer: AMD KAVERI (DRM 3.42.0 5.14.0-rc2-bdver3 LLVM
12.0.0) 
           v: 4.6 Mesa 21.1.4 
Network:   Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
driver: r8169

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