Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:
On Wed, 30 Apr 2025 09:38:36 -0700 you wrote:
> The selftests added to our CI by Bui Quang Minh recently reveals
> that there is a mem leak on the error path of virtnet_xsk_pool_enable():
>
> unreferenced object 0xffff88800a68a000 (size 2048):
> comm "xdp_helper", pid 318, jiffies 4294692778
> hex dump (first 32 bytes):
> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> backtrace (crc 0):
> __kvmalloc_node_noprof+0x402/0x570
> virtnet_xsk_pool_enable+0x293/0x6a0 (drivers/net/virtio_net.c:5882)
> xp_assign_dev+0x369/0x670 (net/xdp/xsk_buff_pool.c:226)
> xsk_bind+0x6a5/0x1ae0
> __sys_bind+0x15e/0x230
> __x64_sys_bind+0x72/0xb0
> do_syscall_64+0xc1/0x1d0
> entry_SYSCALL_64_after_hwframe+0x77/0x7f
>
> [...]
Here is the summary with links:
- [net,v2] virtio-net: free xsk_buffs on error in virtnet_xsk_pool_enable()
https://git.kernel.org/netdev/net/c/4397684a292a
You are awesome, thank you!
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