Re: [PATCH 1/2] RISC-V: kexec: Fix memory leak of fdt buffer

From: patchwork-bot+linux-riscv
Date: Mon Dec 05 2022 - 17:40:24 EST


Hello:

This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@xxxxxxxxxxxx>:

On Fri, 4 Nov 2022 17:56:57 +0800 you wrote:
> This is reported by kmemleak detector:
>
> unreferenced object 0xff60000082864000 (size 9588):
> comm "kexec", pid 146, jiffies 4294900634 (age 64.788s)
> hex dump (first 32 bytes):
> d0 0d fe ed 00 00 12 ed 00 00 00 48 00 00 11 40 ...........H...@
> 00 00 00 28 00 00 00 11 00 00 00 02 00 00 00 00 ...(............
> backtrace:
> [<00000000f95b17c4>] kmemleak_alloc+0x34/0x3e
> [<00000000b9ec8e3e>] kmalloc_order+0x9c/0xc4
> [<00000000a95cf02e>] kmalloc_order_trace+0x34/0xb6
> [<00000000f01e68b4>] __kmalloc+0x5c2/0x62a
> [<000000002bd497b2>] kvmalloc_node+0x66/0xd6
> [<00000000906542fa>] of_kexec_alloc_and_setup_fdt+0xa6/0x6ea
> [<00000000e1166bde>] elf_kexec_load+0x206/0x4ec
> [<0000000036548e09>] kexec_image_load_default+0x40/0x4c
> [<0000000079fbe1b4>] sys_kexec_file_load+0x1c4/0x322
> [<0000000040c62c03>] ret_from_syscall+0x0/0x2
>
> [...]

Here is the summary with links:
- [1/2] RISC-V: kexec: Fix memory leak of fdt buffer
https://git.kernel.org/riscv/c/96df59b1ae23
- [2/2] RISC-V: kexec: Fix memory leak of elf header buffer
https://git.kernel.org/riscv/c/cbc32023ddbd

You are awesome, thank you!
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