kernel: WARNING: at drivers/net/wireless/iwlwifi/pcie/tx.c:1484 iwl_trans_pcie_send_hcmd+0x418/0x480 [iwlwifi]
Issue
- Using Intel WiFi, a message is logged by the system as follows:
kernel: WARNING: at drivers/net/wireless/iwlwifi/pcie/tx.c:1484 iwl_trans_pcie_send_hcmd+0x418/0x480 [iwlwifi]
:Call Trace:
:[<ffffffff815e20bb>] dump_stack+0x19/0x1b
:[<ffffffff8105dee1>] warn_slowpath_common+0x61/0x80
:[<ffffffff8105e00a>] warn_slowpath_null+0x1a/0x20
:[<ffffffffa07640b8>] iwl_trans_pcie_send_hcmd+0x418/0x480 [iwlwifi]
:[<ffffffffa08d3bbf>] iwl_dvm_send_cmd+0x4f/0x130 [iwldvm]
:[<ffffffffa08d3fef>] iwl_dvm_send_cmd_pdu+0x4f/0x70 [iwldvm]
:[<ffffffffa08daf1f>] iwl_power_set_mode+0xdf/0x1e0 [iwldvm]
:[<ffffffffa08db0da>] iwl_power_update_mode+0xba/0x190 [iwldvm]
:[<ffffffffa08de349>] iwlagn_commit_rxon+0xae9/0xbc0 [iwldvm]
:[<ffffffffa08de694>] iwlagn_mac_config+0x224/0x320 [iwldvm]
:[<ffffffffa08238e2>] ieee80211_hw_config+0x92/0x320 [mac80211]
:[<ffffffffa084c4fe>] ieee80211_recalc_smps_chanctx+0xbe/0x320 [mac80211]
:[<ffffffffa084aa80>] ieee80211_recalc_smps+0x40/0x80 [mac80211]
:[<ffffffffa0832805>] ieee80211_recalc_smps_work+0x15/0x20 [mac80211]
:[<ffffffff8107e03b>] process_one_work+0x17b/0x460
:[<ffffffff8107ee0b>] worker_thread+0x11b/0x400
- No problems are reported at the time of the warning message, only the message is logged.
Environment
- Red Hat Enterprise Linux 7.0
kernel-3.10.0-123.6.3.el7- Intel WiFi network interface card (NIC)
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
