Hi there,
just found following exception in my log and i hope someone can figure out what that is:
[404665.426936] ------------[ cut here ]------------
[404665.426955] WARNING: CPU: 0 PID: 0 at net/core/dev.c:4928 net_rx_action+0x268/0x308()
[404665.426965] Modules linked in: qcserial option iptable_nat ath9k usb_wwan rndis_host qmi_wwan pppoe nf_nat_pptp nf_nat_ipv4 nf_nat_amanda nf_conntrack_pptp nf_conntrack_netlink nf_conntrack_ipv6 nf_conntrack_ipv4 nf_conntrack_amanda ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute cdc_ether ath9k_common armada_thermal xt_time xt_tcpudp xt_tcpmss xt_statistic xt_state xt_recent xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length xt_id xt_hl xt_helper xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_HL xt_DSCP xt_CT xt_CLASSIFY usbserial usbnet ums_usbat ums_sddr55 ums_sddr09 ums_karma ums_jumpshot ums_isd200 ums_freecom ums_datafab ums_cypress ums_alauda ts_kmp ts_fsm ts_bm thermal_sys pppox ppp_mppe ppp_async nfnetlink nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic nf_nat_sip nf_nat_redirect nf_nat_proto_gre nf_nat_masquerade_ipv4 nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_rtcache nf_conntrack_proto_gre nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack_broadcast nf_conntrack mvsdio iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables hwmon ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt cdc_wdm ath9k_hw fuse sch_teql sch_tbf sch_sfq sch_red sch_prio sch_pie sch_netem sch_htb sch_gred sch_fq sch_dsmark sch_codel em_text em_nbyte em_meta em_cmp cls_basic act_vlan act_police act_pedit act_nat act_ipt act_gact act_csum act_bpf act_skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_hfsc sch_ingress ath10k_pci ath10k_core ath mac80211 cfg80211 compat ledtrig_usbdev ledtrig_oneshot xt_LED ledtrig_morse ledtrig_heartbeat ledtrig_gpio cryptodev ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables pppoatm ppp_generic slhc nfsd nfsv3 msdos ip_gre gre ifb sit ip6_tunnel tunnel6 tunnel4 ip_tunnel tun snd_compress snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd_rawmidi snd_seq_device snd_hwdep snd input_core soundcore rxkad vfat fat udf crc_itu_t ntfs nfs_layout_nfsv41_files nfsv4 nfs auth_rpcgss oid_registry lockd sunrpc grace minix isofs hfsplus hfs cramfs configfs cifs autofs4 kafs af_rxrpc dns_resolver dm_crypt dm_mirror dm_region_hash dm_log dm_mod br2684 atm multipath fscache raid456 async_raid6_recov async_pq async_xor async_memcpy async_tx raid10 raid1 raid0 linear md_mod nls_utf8 nls_koi8_r nls_cp1255 nls_iso8859_6 nls_iso8859_2 nls_iso8859_15 nls_iso8859_13 nls_iso8859_1 nls_cp932 nls_cp866 nls_cp864 nls_cp862 nls_cp852 nls_cp850 nls_cp775 nls_cp437 nls_cp1251 nls_cp1250 xts algif_skcipher algif_hash af_alg sha512_generic sha256_generic sha1_generic seqiv jitterentropy_rng drbg pcbc md5 md4 marvell_cesa hmac gf128mul fcrypt ecb des_generic ctr cmac ccm cbc authenc xhci_plat_hcd xhci_pci xhci_hcd uhci_hcd ledtrig_transient ahci_platform uas xfs libcrc32c jfs f2fs exfat mii aead crypto_null
[404665.427323] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.176-7bc33afbb1b35f5830b2b1b42c9cd8a0-0 #1
[404665.427327] Hardware name: Marvell Armada 380/385 (Device Tree)
[404665.427330] Backtrace:
[404665.427340] [<c001c50c>] (dump_backtrace) from [<c001c74c>] (show_stack+0x18/0x1c)
[404665.427343] r6:00000000 r5:60000113 r4:c0770d68 r3:00000000
[404665.427357] [<c001c734>] (show_stack) from [<c02ff974>] (dump_stack+0x98/0xac)
[404665.427365] [<c02ff8dc>] (dump_stack) from [<c0029254>] (warn_slowpath_common+0x8c/0xbc)
[404665.427367] r6:00001340 r5:c04a7f34 r4:00000000 r3:00000006
[404665.427377] [<c00291c8>] (warn_slowpath_common) from [<c0029328>] (warn_slowpath_null+0x24/0x2c)
[404665.427380] r8:c075fe08 r7:0000012c r6:00000040 r5:00000081 r4:ec9dd220
[404665.427391] [<c0029304>] (warn_slowpath_null) from [<c04a7f34>] (net_rx_action+0x268/0x308)
[404665.427399] [<c04a7ccc>] (net_rx_action) from [<c002c7c8>] (__do_softirq+0x114/0x260)
[404665.427401] r10:00000000 r9:00000003 r8:00000100 r7:c075e000 r6:40000003 r5:c0760080
[404665.427410] r4:c076008c
[404665.427416] [<c002c6b4>] (__do_softirq) from [<c002cba0>] (irq_exit+0x80/0xb8)
[404665.427419] r10:c075ff80 r9:f0803100 r8:ee808000 r7:00000001 r6:00000000 r5:00000000
[404665.427427] r4:c0758ff0
[404665.427434] [<c002cb20>] (irq_exit) from [<c0068ad8>] (__handle_domain_irq+0x68/0xb8)
[404665.427437] r4:c0758ff0 r3:f0802100
[404665.427445] [<c0068a70>] (__handle_domain_irq) from [<c0009550>] (gic_handle_irq+0x50/0x94)
[404665.427447] r8:c075ff10 r7:f080210c r6:c0761038 r5:c07711bc r4:f0802100 r3:c075ff10
[404665.427458] [<c0009500>] (gic_handle_irq) from [<c000a694>] (__irq_svc+0x54/0x70)
[404665.427462] Exception stack(0xc075ff10 to 0xc075ff58)
[404665.427467] ff00: 00000001 00000000 c075ff70 c000b520
[404665.427472] ff20: c075e000 c0760498 c0649734 00000000 00000000 c075b118 c075ff80 c075ff6c
[404665.427477] ff40: c075ff70 c075ff60 c00192fc c0019300 60000013 ffffffff
[404665.427480] r9:c075b118 r8:00000000 r7:c075ff44 r6:ffffffff r5:60000013 r4:c0019300
[404665.427498] [<c00192c0>] (arch_cpu_idle) from [<c00605e0>] (default_idle_call+0x28/0x34)
[404665.427504] [<c00605b8>] (default_idle_call) from [<c0060738>] (cpu_startup_entry+0x14c/0x22c)
[404665.427510] [<c00605ec>] (cpu_startup_entry) from [<c000eca8>] (rest_init+0x80/0x84)
[404665.427513] r7:c07603c0
[404665.427522] [<c000ec28>] (rest_init) from [<c0715de0>] (start_kernel+0x460/0x46c)
[404665.427529] [<c0715980>] (start_kernel) from [<0000807c>] (0x807c)
[404665.427532] ---[ end trace cff0487b4344a7da ]---
Its an Turris Omnia running with 3.11.3. If anything else needed just ask for it
I didn’t recognized any downtime or so. Still running “normal”.