Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 02 Jan 2024 19:33:26 +0000
From:      bugzilla-noreply@freebsd.org
To:        wireless@FreeBSD.org
Subject:   [Bug 276083] iwlwifi development in private build: 802.11n crash in iwl_mvm_sta_fw_id_mask()
Message-ID:  <bug-276083-21060@https.bugs.freebsd.org/bugzilla/>

next in thread | raw e-mail | index | archive | help
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D276083

            Bug ID: 276083
           Summary: iwlwifi development in private build: 802.11n crash in
                    iwl_mvm_sta_fw_id_mask()
           Product: Base System
           Version: CURRENT
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: wireless
          Assignee: wireless@FreeBSD.org
          Reporter: cc@FreeBSD.org

Created attachment 247417
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D247417&action=
=3Dedit
info for a crash of 11na in an iwlwifi private development build

Per discussion with Bojern, debug the firmware error "lkpi_ic_ampdu_rx_star=
t:
mo_ampdu_action returned -60" after enabling 11na in a private build for
development.

Attached log file contains reproduce method and the crash backtraces in det=
ail.

quote from Bjoern:
"I would suggest you can go and start debugging the code path from the
call from LinuxKPI to mo_ampdu_action -> iwlwifi -> downcall into the
firmware and see if you find the problem that makes the firmware
"stall"."

quote of the firmware error messages:
iwlwifi0: lkpi_ic_ampdu_rx_start: mo_ampdu_action returned -60. ni
0xfffffe00bdfbb000 rap 0xfffffe00bdfbbd58
iwlwifi0: HCMD_ACTIVE already clear for command UNKNOWN
iwlwifi0: No beacon heard and the session protection is over already...
iwlwifi0: linuxkpi_ieee80211_connection_loss: vif 0xfffffe00bdf1fc80 vap
0xfffffe00bdf1f010 state RUN
iwlwifi0: Failed to send flush command (-5)
iwlwifi0: flush request fail
iwlwifi0: Couldn't send the SESSION_PROTECTION_CMD
WARNING trans->state !=3D IWL_TRANS_FW_ALIVE failed at
/usr/src/sys/contrib/dev/iwlwifi/iwl-trans.h:1446
iwlwifi0: iwl_trans_wait_txq_empty bad state =3D 0
iwlwifi0: Failed to trigger RX queues sync (-5)
iwlwifi0: Failed to synchronize multicast groups update
iwlwifi0: Failed to send MAC_CONFIG_CMD (action:2): -5
iwlwifi0: failed to update MAC 0xfffffe00bdf1fc9eM
iwlwifi0: Failed to send flush command (-5)
iwlwifi0: Failed to send MAC_CONFIG_CMD (action:2): -5
iwlwifi0: failed to update MAC 0xfffffe00bdf1fc9eM
iwlwifi0: Failed to send LINK_CONFIG_CMD (action:2): -5
iwlwifi0: PHY ctxt cmd error. ret=3D-5

--=20
You are receiving this mail because:
You are the assignee for the bug.=



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?bug-276083-21060>