On Wed, 2 Oct 2024 09:41:42 -0400 Michael S. Tsirkin wrote: > virtio_transport_send_pkt in now called on transport fast path, > under RCU read lock. In that case, we have a bug: virtio_add_sgs > is called with GFP_KERNEL, and might sleep. > > Pass the gfp flags as an argument, and use GFP_ATOMIC on > the fast path. Hi Michael! The To: linux-kernel@xxxxxxxxxxxxxxx doesn't give much info on who you expect to apply this ;) Please let us know if you plan to take it via your own tree, otherwise we'll ship it to Linus on Thu.