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openwrt / mt76

mac80211 driver for MediaTek MT76x0e, MT76x2e, MT7603, MT7615, MT7628 and MT7688
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mt798x: dead lock WARNING catched by enable kernel debug #914

Open ptpt52 opened 3 weeks ago

ptpt52 commented 3 weeks ago

enable these build options

CONFIG_KERNEL_KASAN=y
CONFIG_KERNEL_KASAN_GENERIC=y
CONFIG_KERNEL_KASAN_OUTLINE=y
CONFIG_KERNEL_PROVE_LOCKING=y
CONFIG_KERNEL_SOFTLOCKUP_DETECTOR=y
CONFIG_KERNEL_HARDLOCKUP_DETECTOR=y
CONFIG_KERNEL_DETECT_HUNG_TASK=y
CONFIG_KERNEL_WQ_WATCHDOG=y
CONFIG_KERNEL_DEBUG_ATOMIC_SLEEP=y
CONFIG_KERNEL_SLUB_DEBUG=y
CONFIG_KERNEL_SLUB_DEBUG_ON=y
CONFIG_KERNEL_SLABINFO=y

log:

[16010.903520] ------------[ cut here ]------------
[16010.908202] WARNING: CPU: 0 PID: 3823 at mt7915_mac_twt_teardown_flow+0x1bc/0x4c70 [mt7915e]
[16010.916775] Modules linked in:
[16010.916810] CMD[hostapd] args=[/usr/sbin/hostapd]
[16010.924614]  ksmbd qcserial pppoe ppp_async option cdc_mbim wireguard usb_wwan sierra_net sierra rndis_host qmi_wwan pptp pppox ppp_mppe ppp_generic pl2303 nft_fib_inet mt7915e(O) mt76_connac_lib(O) mt76(O) mac80211(O) libchacha20poly1305 ipt_REJECT huawei_cdc_ncm cp210x chacha_neon cfg80211(O) cdc_ncm cdc_ether 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_hl xt_helper xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_MASQUERADE xt_LOG xt_HL xt_DSCP xt_DNETMAP(O) xt_DHCPMAC(O) xt_CLASSIFY usbserial usbnet usblp ums_usbat ums_sddr55 ums_sddr09 ums_karma ums_jumpshot ums_isd200 ums_freecom ums_datafab ums_cypress ums_alauda ts_fsm ts_bm tcp_scalable tcp_bbr slhc sch_cake poly1305_neon nft_tproxy nft_socket nft_reject_ipv6 nft_reject_ipv4 nft_reject_inet nft_reject_bridge nft_reject nft_redir nft_quota nft_queue nft_numgen nft_nat nft_meta_bridge nft_masq nft_log nft_limit nft_hash nft_fwd_netdev
[16010.926620]  nft_fib_ipv6 nft_fib_ipv4 nft_fib nft_dup_netdev nft_ct nft_compat nft_chain_nat nfnetlink_queue nf_tproxy_ipv6 nf_tproxy_ipv4 nf_tables nf_socket_ipv6 nf_socket_ipv4 nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic nf_nat_sip nf_nat_pptp nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda nf_log_syslog nf_dup_netdev nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_sane nf_conntrack_pptp nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack_broadcast nf_conntrack_bridge ts_kmp nf_conntrack_amanda nf_conncount macvlan libcurve25519_generic libchacha ipvlan iptable_nat iptable_mangle iptable_filter ipt_ECN ipheth ip_tables compat_xtables(O) compat(O) cdc_wdm br_netfilter natflow(O) natcap(O) nf_nat nf_conntrack crypto_safexcel fuse ntfs3 sch_tbf sch_ingress sch_htb sch_hfsc em_u32 cls_u32 cls_route cls_matchall cls_fw cls_flow cls_basic act_skbedit act_mirred act_gact cryptodev(O) xt_set ip_set_list_set ip_set_hash_netportnet
[16011.018054]  ip_set_hash_netport ip_set_hash_netnet ip_set_hash_netiface ip_set_hash_net ip_set_hash_mac ip_set_hash_ipportnet ip_set_hash_ipportip ip_set_hash_ipport ip_set_hash_ipmark ip_set_hash_ipmac ip_set_hash_ip ip_set_bitmap_port ip_set_bitmap_ipmac ip_set_bitmap_ip ip_set nfnetlink jool_siit(O) jool(O) nf_defrag_ipv4 jool_common(O) ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 nfsv4 nls_ucs2_utils cifs_arc4 asn1_decoder nfs msdos bonding tls ip6_gre ip_gre gre nat46(O) nf_defrag_ipv6 ip6_udp_tunnel udp_tunnel sit ip6_tunnel oid_registry tunnel6 tunnel4 ip_tunnel udp_diag tcp_diag raw_diag inet_diag tun lockd sunrpc grace autofs4 dns_resolver multipath raid456 libcrc32c async_raid6_recov async_pq async_xor xor xor_neon raid6_pq async_memcpy async_tx raid10 raid1 raid0 md_mod nls_utf8 nls_iso8859_1 nls_cp437 crypto_user algif_skcipher algif_rng algif_hash algif_aead af_alg sha512_arm64 sha1_ce sha1_generic seqiv md5 geniv des_generic libdes cbc authencesn authenc arc4 uas
[16011.108512]  usb_storage leds_gpio xhci_plat_hcd xhci_pci xhci_mtk_hcd xhci_hcd ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd gpio_button_hotplug(O) vfat fat exfat dm_mirror dm_region_hash dm_log dm_crypt dm_mod dax usbcore usb_common aquantia mii tpm encrypted_keys trusted [last unloaded: ksmbd]
[16011.226855] CPU: 0 PID: 3823 Comm: hostapd Tainted: G        W  O       6.6.48 #0
[16011.234394] Hardware name: CMCC RAX3000M (DT)
[16011.238792] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[16011.245800] pc : mt7915_mac_twt_teardown_flow+0x1bc/0x4c70 [mt7915e]
[16011.252285] lr : mt7915_mac_twt_teardown_flow+0x1b8/0x4c70 [mt7915e]
[16011.258767] sp : ffffffc088dd7180
[16011.262122] x29: ffffffc088dd7180 x28: ffffff8010f790f8 x27: ffffff8017fa10e0
[16011.269363] x26: ffffffc081614000 x25: ffffff8010f7b020 x24: ffffff8017fa2340
[16011.276605] x23: ffffff8017c1ae70 x22: ffffffc081614000 x21: 0000000000000005
[16011.283843] x20: ffffff800fd83020 x19: ffffff8017c1b0a0 x18: 000000000000c8b8
[16011.291083] x17: 000000000000c8c4 x16: 000000000000c888 x15: 000000000000c080
[16011.298320] x14: 1ffffff8111bae2c x13: 0000000041b58ab3 x12: ffffffb0012364e3
[16011.305560] x11: 1ffffff0012364e2 x10: ffffffb0012364e2 x9 : dfffffc000000000
[16011.312797] x8 : 0000004ffedc9b1e x7 : 0000000000001840 x6 : 0000000000001840
[16011.320034] x5 : ffffffc07ba40630 x4 : ffffffc07ba93820 x3 : 0000000000000000
[16011.327270] x2 : 0000000000000000 x1 : ffffff800fd839f0 x0 : 0000000000000000
[16011.334504] Call trace:
[16011.336988]  mt7915_mac_twt_teardown_flow+0x1bc/0x4c70 [mt7915e]
[16011.343111]  mt7915_mac_sta_event+0x7c/0x18c [mt7915e]
[16011.348374]  mt76_sta_state+0x98/0x53c [mt76]
[16011.352937]  drv_sta_state+0x1b8/0x8d4 [mac80211]
[16011.358192]  ieee80211_sta_set_buffered+0x630/0x8b8 [mac80211]
[16011.364567]  sta_set_sinfo+0x1490/0x15fc [mac80211]
[16011.369973]  sta_info_destroy_addr_bss+0x58/0x9c [mac80211]
[16011.376100]  ieee80211_nan_func_match+0x16fc/0x1ee0 [mac80211]
[16011.382470]  cfg80211_conn_failed+0x5c4/0xbdc [cfg80211]
[16011.388237]  genl_family_rcv_msg_doit+0x130/0x198
[16011.393004]  genl_rcv_msg+0x268/0x338
[16011.396720]  netlink_rcv_skb+0xd0/0x218
[16011.400609]  genl_rcv+0x34/0x48
[16011.403788]  netlink_unicast+0x284/0x388
[16011.407754]  netlink_sendmsg+0x2e8/0x5b4
[16011.411724]  ____sys_sendmsg+0x158/0x3e4
[16011.415696]  ___sys_sendmsg+0xe8/0x148
[16011.419507]  __sys_sendmsg+0x9c/0xf4
[16011.423142]  __arm64_sys_sendmsg+0x44/0x54
[16011.427297]  invoke_syscall.constprop.0+0x5c/0x130
[16011.432147]  do_el0_svc+0x74/0x108
[16011.435607]  el0_svc+0x34/0x7c
[16011.438712]  el0t_64_sync_handler+0x118/0x124
[16011.443113]  el0t_64_sync+0x150/0x154
[16011.446825] irq event stamp: 258057378
[16011.450609] hardirqs last  enabled at (258057377): [<ffffffc080eb5480>] exit_to_kernel_mode+0x34/0xec
[16011.459878] hardirqs last disabled at (258057378): [<ffffffc080eb5cac>] el1_dbg+0x20/0x68
[16011.468110] softirqs last  enabled at (258057376): [<ffffffc080056f70>] handle_softirqs+0x644/0x668
[16011.477215] softirqs last disabled at (258057215): [<ffffffc080010224>] __do_softirq+0x10/0x18
[16011.485879] ---[ end trace 0000000000000000 ]---