Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 27 Jul 2022 18:36:47 -0700 | From | Jakub Kicinski <> | Subject | Re: [PATCH net v2] netrom: fix sleep in atomic context bugs in timer handlers |
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On Tue, 26 Jul 2022 11:24:20 +0800 Duoming Zhou wrote: > nr_heartbeat_expiry > nr_write_internal > nr_transmit_buffer
void nr_transmit_buffer(struct sock *sk, struct sk_buff *skb) { [...] if (!nr_route_frame(skb, NULL)) {
> nr_route_frame
int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25) { [...] if (ax25 != NULL) { ret = nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
ax25 must be NULL on this path AFAICT.
> nr_add_node > kmemdup(..,GFP_KERNEL) //may sleep
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