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Date:      Thu, 13 Oct 2016 16:38:22 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-wireless@FreeBSD.org
Subject:   [Bug 213456] Problem with iwn firmware on 11-RELEASE
Message-ID:  <bug-213456-21060@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D213456

            Bug ID: 213456
           Summary: Problem with iwn firmware on 11-RELEASE
           Product: Base System
           Version: 11.0-STABLE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Some People
          Priority: ---
         Component: wireless
          Assignee: freebsd-wireless@FreeBSD.org
          Reporter: kpect@protonmail.com
                CC: freebsd-amd64@FreeBSD.org
                CC: freebsd-amd64@FreeBSD.org

Hello.
After upgrading from 10.3 to 11.0 I've got new problems with my iwn driver =
on
Lenovo T430. Before 11 I didn't have such issues.
$ uname -a
FreeBSD KPECT 11.0-RELEASE-p1 FreeBSD 11.0-RELEASE-p1 #0: Tue Oct 11 20:41:=
43
MSK 2016     root@KPECT  amd64

wlan0: Ethernet address: a4:4e:31:2a:64:5c
iwn0: iwn_read_firmware: ucode rev=3D0x12a80601
wlan0: link state changed to UP
wlan0: link state changed to DOWN
iwn0: device timeout
iwn0: iwn_read_firmware: ucode rev=3D0x12a80601
iwn0: scan timeout
iwn0: iwn_read_firmware: ucode rev=3D0x12a80601
wlan0: link state changed to UP

Link goes up and down several times before actual authentication which is m=
uch
longer now. Once I even got following:

Oct 12 19:07:57 KPECT kernel: wlan0: Ethernet address: a4:4e:31:2a:64:5c
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_read_firmware: ucode rev=3D0x12a806=
01
Oct 12 19:07:57 KPECT kernel: wlan0: link state changed to UP
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_intr: fatal firmware error
Oct 12 19:07:57 KPECT kernel: firmware error log:
Oct 12 19:07:57 KPECT kernel: error type      =3D "UNKNOWN" (0x00000038)
Oct 12 19:07:57 KPECT kernel: program counter =3D 0x00009918
Oct 12 19:07:57 KPECT kernel: source line     =3D 0x000003C4
Oct 12 19:07:57 KPECT kernel: error data      =3D 0x0000000000000000
Oct 12 19:07:57 KPECT kernel: branch link     =3D 0x0000991400009914
Oct 12 19:07:57 KPECT kernel: interrupt link  =3D 0x0000D6BE00000000
Oct 12 19:07:57 KPECT kernel: time            =3D 7449
Oct 12 19:07:57 KPECT kernel: driver status:
Oct 12 19:07:57 KPECT kernel: tx ring  0: qid=3D0  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  1: qid=3D1  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  2: qid=3D2  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  3: qid=3D3  cur=3D2   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  4: qid=3D4  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  5: qid=3D5  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  6: qid=3D6  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  7: qid=3D7  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  8: qid=3D8  cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring  9: qid=3D9  cur=3D83  queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 10: qid=3D10 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 11: qid=3D11 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 12: qid=3D12 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 13: qid=3D13 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 14: qid=3D14 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 15: qid=3D15 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 16: qid=3D16 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 17: qid=3D17 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 18: qid=3D18 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: tx ring 19: qid=3D19 cur=3D0   queued=3D0=20=
=20
Oct 12 19:07:57 KPECT kernel: rx ring: cur=3D5
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_panicked: controller panicked, iv_s=
tate
=3D 5; restarting
Oct 12 19:07:57 KPECT kernel: wlan0: link state changed to DOWN
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_read_firmware: ucode rev=3D0x12a806=
01
Oct 12 19:07:57 KPECT kernel: wlan0: link state changed to UP
Oct 12 19:07:57 KPECT kernel: wlan0: link state changed to DOWN
Oct 12 19:07:57 KPECT kernel: iwn0: device timeout
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_read_firmware: ucode rev=3D0x12a806=
01
Oct 12 19:07:57 KPECT kernel: iwn0: scan timeout
Oct 12 19:07:57 KPECT kernel: iwn0: iwn_read_firmware: ucode rev=3D0x12a806=
01
Oct 12 19:07:57 KPECT kernel: wlan0: link state changed to UP


Regards,
Sergey.

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