Hi Alexandre, On Sat, May 18, 2019 at 7:13 PM Alexandre Pereira Nunes <alexandre.nunes@xxxxxxxxx> wrote: > > I've attached two btmon sessions: one captured from the text mode and > another with -w param. > > Both on 5.1.2 kernel. The problem seems to be here: < ACL Data TX: Handle 512 flags 0x00 dlen 16 #87 [hci0] 9.952984 L2CAP: Connection Response (0x03) ident 1 len 8 Destination CID: 0 Source CID: 65 Result: Connection refused - security block (0x0003) Status: No further information available (0x0000) Ruling out encryption since HID don't require it: https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/profiles/input/server.c#n294 Are you seeing any of the following logs on the journal: https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/profiles/input/server.c#n181 > Em sáb, 18 de mai de 2019 às 05:53, Carlos Pita > <carlosjosepita@xxxxxxxxx> escreveu: > > > > Hi Luiz, > > > > I've attached the output for a single auto-reconnect/disconnect sequence. > > > > Notice this was using the 4.19.44 kernel, which is the LTS one in Arch > > Linux. As I've pointed out above, the problem seems like a regression, > > since it's happening both in older and latest kernels, but not > > in-between them. > > > > Best regards > > -- > > Carlos -- Luiz Augusto von Dentz