Hi Guys,
I'm having a problem with a 802.11s mesh network comprising 4 devices. One connected to the DMZ of the router and three others all within good range of each other (rssi -60dBm)
The association works fine and seems to be quite stable but from time to time one of the three others will crash such that it can't be used or ping'd but still shows associated (or at least claims to be associated according to the other non crashed devices).
I always get the same trace file in the system log as per below (hope the formatting is ok).
edit I should have mentioned the mesh seems to work ok with just the master and one node, problem seems more prevelant when I have 2 or more nodes plus the master in play.
Any ideas on how to debug / fix this problem as currently the mesh is not reliable enough to use.
Regards Tim
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.024971] ------------[ cut here ]------------
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.028270] WARNING: CPU: 0 PID: 1649 at net/core/flow_dissector.c:960 0x8045ff84
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.035724] Modules linked in: ath9k ath9k_common iptable_nat ath9k_hw ath10k_pci ath10k_core ath xt_state xt_nat xt_conntrack xt_REDIRECT xt_MASQUERADE xt_FLOWOFFLOAD xt_CT pppoe nf_nat nf_flow_table_hw nf_flow_table nf_conntrack mac80211 ipt_REJECT cfg80211 ath9k_pci_owl_loader xt_time xt_tcpudp xt_multiport xt_mark xt_mac xt_limit xt_comment xt_TCPMSS xt_LOG pppox ppp_async nf_reject_ipv4 nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_filter ip_tables crc_ccitt compat drv_dsl_cpe_api drv_mei_cpe nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 pppoatm ppp_generic slhc br2684 atm drv_ifxos dwc2 gpio_button_hotplug
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.096877] CPU: 0 PID: 1649 Comm: sh Not tainted 5.4.154 #0
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.102381] Stack : 0000011b 0000011c 00000000 80081d1c 00000000 00000000 00000000 00000000
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.110724] 00000000 00000000 00000000 00000000 00000000 00000001 87c0bb78 330fa2eb
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.119081] 87c0bc10 00000000 00000000 0000011c 00000038 80615d04 204e6f74 20746169
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.127436] 0000011c 70800000 00000000 00017a6d 80000000 87c0bb58 00000000 8045ff84
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.135792] 00000009 87e77468 85d25418 80730000 00000003 00000010 00000000 80890000
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.144148] ...
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.146585] Call Trace:
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.146603] [<80081d1c>] 0x80081d1c
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.152546] [<80615d04>] 0x80615d04
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.156000] [<8045ff84>] 0x8045ff84
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.159485] [<8000ef60>] 0x8000ef60
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.162957] [<8000ef68>] 0x8000ef68
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.166438] [<80760000>] 0x80760000
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.169913] [<805fb8fc>] 0x805fb8fc
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.173401] [<8007e7c4>] 0x8007e7c4
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.176884] [<80030b7c>] 0x80030b7c
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.180365] [<8045ff84>] 0x8045ff84
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.183846] [<80030c24>] 0x80030c24
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.187334] [<805dfaf4>] 0x805dfaf4
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.190815] [<8045ff84>] 0x8045ff84
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.194299] [<873b0180>] 0x873b0180 [mac80211@31a69c81+0x7dad0]
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.200226] [<805e01cc>] 0x805e01cc
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.203690] [<80162460>] 0x80162460
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.207192] [<8016266c>] 0x8016266c
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.210659] [<8046ffb8>] 0x8046ffb8
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.214140] [<805dfe24>] 0x805dfe24
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.217618] [<8046e754>] 0x8046e754
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.221104] [<80452030>] 0x80452030
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.224592] [<80461408>] 0x80461408
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.228073] [<8046f1ac>] 0x8046f1ac
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.231569] [<873b3328>] 0x873b3328 [mac80211@31a69c81+0x7dad0]
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.237512] [<873b959c>] 0x873b959c [mac80211@31a69c81+0x7dad0]
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.243382] [<803297dc>] 0x803297dc
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.246905] [<873bb288>] 0x873bb288 [mac80211@31a69c81+0x7dad0]
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.252791] [<804708a4>] 0x804708a4
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.256266] [<800348e8>] 0x800348e8
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.259753] [<80470c0c>] 0x80470c0c
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.263233] [<80034c28>] 0x80034c28
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.266719] [<8061bdbc>] 0x8061bdbc
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.270183] [<80082f14>] 0x80082f14
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.273675] [<800351ac>] 0x800351ac
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.277153] [<803297dc>] 0x803297dc
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.280641] [<8000aa08>] 0x8000aa08
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.284114]
Mon Jul 4 11:36:08 2022 kern.warn kernel: [ 42.285687] ---[ end trace 8545cd34f7a0c70c ]---