[FS#3190] Kernel Oops and reboot on ipq806x (EA8500): msm_read_timer_count

OpenWrt Bugs openwrt-bugs at lists.openwrt.org
Fri Jul 3 02:07:55 EDT 2020


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FS#3190 - Kernel Oops and reboot on ipq806x (EA8500): msm_read_timer_count
User who did this - John T (jonozzz)

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Just happened again today:


[   39.537559] ------------[ cut here ]------------
[   39.537599] WARNING: CPU: 0 PID: 9 at net/core/flow_dissector.c:958 __skb_flow_dissect+0x448/0x156c
[   39.541341] Modules linked in: nf_flow_table_ipv6 nf_flow_table_ipv4 nf_flow_table_inet ath10k_pci ath10k_core ath nft_reject_ipv6 nft_reject_ipv4 nft_reject_inet nft_reject nft_redir nft_quota nft_objref nft_numgen nft_nat nft_masq nft_log nft_limit nft_hash nft_flow_offload nft_ct nft_counter nf_tables_set nf_tables nf_conntrack_netlink mac80211 iptable_nat ipt_REJECT cfg80211 xt_time xt_tcpudp xt_tcpmss xt_statistic xt_state xt_recent xt_policy xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length xt_hl xt_helper xt_esp xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_MASQUERADE xt_LOG xt_HL xt_FLOWOFFLOAD xt_DSCP xt_CT xt_CLASSIFY ts_fsm ts_bm nfnetlink nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic nf_nat_sip nf_nat_rtsp nf_nat_pptp nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda nf_nat nf_log_ipv4 nf_flow_table_hw nf_flow_table nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_rtsp nf_conntrack_rtcache
[   39.541443]  nf_conntrack_pptp nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack_broadcast ts_kmp nf_conntrack_amanda nf_conncount iptable_raw iptable_mangle iptable_filter ipt_ah ipt_ECN ip_tables compat asn1_decoder fuse act_connmark nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sch_tbf sch_ingress sch_htb sch_hfsc em_u32 cls_u32 cls_tcindex cls_route cls_matchall cls_fw cls_flow cls_basic act_skbedit act_mirred ledtrig_usbport ledtrig_heartbeat nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 ifb ipcomp6 xfrm6_tunnel esp6 ah6 xfrm4_tunnel ipcomp esp4 ah4 tunnel6 tunnel4 tun xfrm_user xfrm_ipcomp af_key xfrm_algo vfat fat ntfs nls_utf8 nls_iso8859_1 nls_cp437 sha1_generic md5 echainiv des_generic libdes cbc authenc usb_storage leds_gpio xhci_plat_hcd xhci_pci xhci_hcd dwc3 dwc3_qcom ohci_platform ohci_hcd phy_qcom_dwc3 ahci fsl_mph_dr_of ehci_platform ehci_fsl sd_mod ahci_platform libahci_platform libahci libata scsi_mod
[   39.615113]  ehci_hcd gpio_button_hotplug ext4 mbcache jbd2 exfat(C) crc32c_generic
[   39.725003] CPU: 0 PID: 9 Comm: ksoftirqd/0 Tainted: G         C        5.4.43 #0
[   39.732298] Hardware name: Generic DT based system
[   39.739949] [] (unwind_backtrace) from [] (show_stack+0x14/0x20)
[   39.744632] [] (show_stack) from [] (dump_stack+0x94/0xa8)
[   39.752537] [] (dump_stack) from [] (__warn+0xb4/0xd0)
[   39.759560] [] (__warn) from [] (warn_slowpath_fmt+0x50/0x90)
[   39.766424] [] (warn_slowpath_fmt) from [] (__skb_flow_dissect+0x448/0x156c)
[   39.773972] [] (__skb_flow_dissect) from [] (skb_get_hash_perturb+0x6c/0x1ac)
[   39.782915] [] (skb_get_hash_perturb) from [] (ieee80211_reserve_tid+0xb50/0xf74 [mac80211])
[   39.791723] [] (ieee80211_reserve_tid [mac80211]) from [] (ieee80211_tx_prepare_skb+0x23c/0x294 [mac80211])
[   39.801915] [] (ieee80211_tx_prepare_skb [mac80211]) from [] (ieee80211_tx_pending+0xc4/0x294 [mac80211])
[   39.813077] [] (ieee80211_tx_pending [mac80211]) from [] (tasklet_action_common.constprop.3+0x74/0x10c)
[   39.824497] [] (tasklet_action_common.constprop.3) from [] (__do_softirq+0x130/0x2d4)
[   39.835429] [] (__do_softirq) from [] (run_ksoftirqd+0x38/0x4c)
[   39.845151] [] (run_ksoftirqd) from [] (smpboot_thread_fn+0xfc/0x1c8)
[   39.852620] [] (smpboot_thread_fn) from [] (kthread+0x160/0x164)
[   39.860948] [] (kthread) from [] (ret_from_fork+0x14/0x2c)
[   39.868756] Exception stack(0xdd461fb0 to 0xdd461ff8)
[   39.875790] 1fa0:                                     00000000 00000000 00000000 00000000
[   39.880921] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   39.889079] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[   39.897318] ---[ end trace 3ea7c0ab800b0f8c ]---
[   76.479364] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based  firewall rule not found. Use the iptables CT target to attach helpers instead.

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More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=3190#comment8463

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