Hello:
This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Wed, 8 Dec 2021 10:27:42 -0800 you wrote:
> When kmalloc in nfc_genl_dump_devices() fails then
> nfc_genl_dump_devices_done() segfaults as below
>
> KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
> CPU: 0 PID: 25 Comm: kworker/0:1 Not tainted 5.16.0-rc4-01180-g2a987e65025e-dirty #5
> Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-6.fc35 04/01/2014
> Workqueue: events netlink_sock_destruct_work
> RIP: 0010:klist_iter_exit+0x26/0x80
> Call Trace:
> <TASK>
> class_dev_iter_exit+0x15/0x20
> nfc_genl_dump_devices_done+0x3b/0x50
> genl_lock_done+0x84/0xd0
> netlink_sock_destruct+0x8f/0x270
> __sk_destruct+0x64/0x3b0
> sk_destruct+0xa8/0xd0
> __sk_free+0x2e8/0x3d0
> sk_free+0x51/0x90
> netlink_sock_destruct_work+0x1c/0x20
> process_one_work+0x411/0x710
> worker_thread+0x6fd/0xa80
>
> [...]
Here is the summary with links:
- nfc: fix segfault in nfc_genl_dump_devices_done
https://git.kernel.org/netdev/net/c/fd79a0cbf0b2
You are awesome, thank you!
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