Hi:
I have not modified anything.28.2.1 wifi error：
tleriver6539ece767f":~$ sudo nmcli dev wifi con “Penguinsinnovate” password "lit
[sudo] password for nvidia:
Sorry, try again.
[sudo] password for nvidia: [ 47.611928] CFG80211-ERROR) wl_is_linkdown : Link down Reason : WLC_E_LINK
[ 47.619002] CFG80211-ERROR) wl_notify_connect_status : link down if wlan0 may call cfg80211_disconnected. event : 16, reason=2 from 48:7d:2e:fa:36:2e
[ 47.647882] CFG80211-ERROR) wl_cfg80211_connect : Connectting with50:fa:84:5f:ac:ba channel (6) ssid “Penguinsinnovate”, len (16)
[ 47.722415] cfg80211: World regulatory domain updated:
[ 47.727744] cfg80211: DFS Master region: unset
[ 47.732210] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 47.742166] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.750283] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.758329] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.766358] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 47.775894] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 47.785611] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 47.793823] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.801869] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 47.817596] CFG80211-ERROR) wl_notify_connect_status : [ 47.818694] cfg80211: World regulatory domain updated:
[ 47.818696] cfg80211: DFS Master region: unset[ 47.818698] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 47.818701] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.818703] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.818705] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.818707] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 47.818709] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 47.818711] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 47.818712] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 47.818714] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 47.908865] wl_bss_connect_done succeeded with 50:fa:84:5f:ac:ba
[ 47.936319] CFG80211-ERROR) wl_bss_connect_done : [ 47.936401] ------------[ cut here ]------------
[ 47.936403] WARNING: at ffffffc000b71ec8 [verbose debug info unavailable]
[ 47.936405] Modules linked in: fuse ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conntrack nf_nat br_netfilter overlay snd_usb_audio snd_usbmidm
[ 47.936425]
[ 47.936430] CPU: 0 PID: 55 Comm: kworker/u12:1 Tainted: G W 4.4.38-tegra #8
[ 47.936431] Hardware name: quill (DT)
[ 47.936441] Workqueue: cfg80211 cfg80211_event_work
[ 47.936443] task: ffffffc1eb4aa580 ti: ffffffc1eb544000 task.ti: ffffffc1eb544000
[ 47.936448] PC is at __cfg80211_connect_result+0x1e8/0x258
[ 47.936450] LR is at __cfg80211_connect_result+0xac/0x258
[ 47.936452] pc : [] lr : [] pstate: 40000045
[ 47.936453] sp : ffffffc1eb547c80
[ 47.936454] x29: ffffffc1eb547c90 x28: ffffffc1ecc05ae0
[ 47.936456] x27: ffffffc05050fe18 x26: ffffffc000d6fda8
[ 47.936458] x25: dead000000000100 x24: dead000000000200
[ 47.936460] x23: ffffffc1e3fbbcb0 x22: ffffffc05050fe18
[ 47.936462] x21: 0000000000000000 x20: 0000000000000000
[ 47.936464] x19: ffffffc1e3fbbc00 x18: 00000000002fb003
[ 47.936466] x17: 000000000002ff9a x16: 0000000000000001
[ 47.936468] x15: 0000000000239d4c x14: 0000000000000400
[ 47.936470] x13: 0000000000230d4c x12: 0000000000000000
[ 47.936472] x11: 0000000000000000 x10: 00000000000374d3
[ 47.936474] x9 : 0000000000000400 x8 : 0000000000ac6506
[ 47.936476] x7 : 0000000000ac6506 x6 : 0000000000000002
[ 47.936477] x5 : 0000000000000001 x4 : 0000000000001d4c
[ 47.936479] x3 : ffffffc001428700 x2 : 0000000000000000
[ 47.936481] x1 : 0000000000000000 x0 : 0000000000000000
[ 47.936482]
[ 47.936779] —[ end trace 7ff76c86cd4cfbfa ]—
[ 47.936781] Call trace:
[ 47.936786] [] __cfg80211_connect_result+0x1e8/0x258
[ 47.936791] [] cfg80211_process_wdev_events+0x140/0x1a0
[ 47.936794] [] cfg80211_process_rdev_events+0x30/0x70
[ 47.936797] [] cfg80211_event_work+0x1c/0x30
[ 47.936802] [] process_one_work+0x138/0x4c0
[ 47.936803] [] worker_thread+0x124/0x498
[ 47.936808] [] kthread+0xdc/0xf0
[ 47.936814] [] ret_from_fork+0x10/0x40
[ 48.157150] Report connect result - connection succeeded
[ 48.173988] _dhd_pno_enable Legacy PNO mode cannot be enabled in assoc mode , ignore it
[ 48.182051] dhd_pno_set_for_ssid : failed to enable PNO
[ 48.187440] CFG80211-ERROR) wl_cfg80211_sched_scan_start : PNO setup failed!! ret=-3
[ 48.212632] CFG80211-ERROR) wl_notify_connect_status : wl_bss_connect_done succeeded with 50:fa:84:5f:ac:ba
[ 50.639670] CFG80211-ERROR) wl_is_linkdown : Link down Reason : WLC_E_LINK
[ 50.646648] CFG80211-ERROR) wl_notify_connect_status : link down if wlan0 may call cfg80211_disconnected. event : 16, reason=2 from 50:fa:84:5f:ac:ba
[ 50.671416] CFG80211-ERROR) wl_cfg80211_connect : Connectting with50:fa:84:5f:ac:ba channel (6) ssid “Penguinsinnovate”, len (16)
[ 50.748288] cfg80211: World regulatory domain updated:
[ 50.753466] cfg80211: DFS Master region: unset
[ 50.758096] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 50.768138] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.776273] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.784289] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.792532] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 50.802052] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 50.811558] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 50.821116] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.829227] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 50.837606] CFG80211-ERROR) wl_notify_connect_status : wl_bss_connect_done succeeded with 50:fa:84:5f:ac:ba
[ 50.845394] cfg80211: World regulatory domain updated:
[ 50.845398] cfg80211: DFS Master region: unset
[ 50.845398] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 50.845401] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.845403] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.845405] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.845407] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 50.845410] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 50.845412] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 50.845413] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 50.845415] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 50.952268] CFG80211-ERROR) wl_bss_connect_done : [ 50.952346] ------------[ cut here ]------------
[ 50.952348] WARNING: at ffffffc000b71ec8 [verbose debug info unavailable]
[ 50.952349] Modules linked in: fuse ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conntrack nf_nat br_netfilter overlay snd_usb_audio snd_usbmidm
[ 50.952367]
[ 50.952371] CPU: 4 PID: 55 Comm: kworker/u12:1 Tainted: G W 4.4.38-tegra #8
[ 50.952372] Hardware name: quill (DT)
[ 50.952384] Workqueue: cfg80211 cfg80211_event_work
[ 50.952386] task: ffffffc1eb4aa580 ti: ffffffc1eb544000 task.ti: ffffffc1eb544000
[ 50.952391] PC is at __cfg80211_connect_result+0x1e8/0x258
[ 50.952392] LR is at __cfg80211_connect_result+0xac/0x258
[ 50.952394] pc : [] lr : [] pstate: 40000045
[ 50.952395] sp : ffffffc1eb547c80
[ 50.952396] x29: ffffffc1eb547c90 x28: ffffffc1ecc05ae0
[ 50.952398] x27: ffffffc1969d8e18 x26: ffffffc000d6fda8
[ 50.952400] x25: dead000000000100 x24: dead000000000200
[ 50.952401] x23: ffffffc1e3fbbcb0 x22: ffffffc1969d8e18
[ 50.952403] x21: 0000000000000000 x20: 0000000000000000
[ 50.952405] x19: ffffffc1e3fbbc00 x18: 00000000036af632
[ 50.952407] x17: 0000000000649ba3 x16: 000000000003d59b
[ 50.952408] x15: 000000000092bc59 x14: 000000000092bc59
[ 50.952410] x13: 0000000000000000 x12: 0000000000030b19
[ 50.952412] x11: 0000000000030b19 x10: 0000000000000400
[ 50.952414] x9 : 0000000000000400 x8 : 0000000000000400
[ 50.952415] x7 : ffffffc1f665e618 x6 : 0000000000000002
[ 50.952417] x5 : 0000000000000001 x4 : 0000000000001d4c
[ 50.952419] x3 : ffffffc001428700 x2 : 0000000000000000
[ 50.952421] x1 : 0000000000000000 x0 : 0000000000000000
[ 50.952422]
[ 50.952652] —[ end trace 7ff76c86cd4cfbfb ]—
[ 50.952653] Call trace:
[ 50.952657] [] __cfg80211_connect_result+0x1e8/0x258
[ 50.952661] [] cfg80211_process_wdev_events+0x140/0x1a0
[ 50.952663] [] cfg80211_process_rdev_events+0x30/0x70
[ 50.952665] [] cfg80211_event_work+0x1c/0x30
[ 50.952669] [] process_one_work+0x138/0x4c0
[ 50.952671] [] worker_thread+0x124/0x498
[ 50.952674] [] kthread+0xdc/0xf0
[ 50.952678] [] ret_from_fork+0x10/0x40
[ 51.173346] Report connect result - connection succeeded
[ 51.189938] _dhd_pno_enable Legacy PNO mode cannot be enabled in assoc mode , ignore it
[ 51.198064] dhd_pno_set_for_ssid : failed to enable PNO
[ 51.199390] CFG80211-ERROR) wl_notify_connect_status : wl_bss_connect_done succeeded with 50:fa:84:5f:ac:ba
[ 51.214019] CFG80211-ERROR) wl_cfg80211_sched_scan_start : PNO setup failed!! ret=-3
[ 53.859137] _dhd_pno_enable Legacy PNO mode cannot be enabled in assoc mode , ignore it
[ 53.867396] dhd_pno_set_for_ssid : failed to enable PNO
[ 53.873252] CFG80211-ERROR) wl_cfg80211_sched_scan_start : PNO setup failed!! ret=-3