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IDProjectCategoryView StatusLast Update
0000430Rocky-Linux-8kernelpublic2022-10-03 20:46
ReporterChris Schanzle Assigned To 
PrioritynormalSeveritycrashReproducibilityrandom
Status newResolutionopen 
Summary0000430: intermittent kernel panic in iwl wifi
DescriptionOccasionally (roughly weekly) one of my users is getting a kernel panic. After enabling kdump and crash logging, I have this /var/crash traceback. Any thoughts?

[626429.169281] ------------[ cut here ]------------
[626429.169282] kernel BUG at lib/list_debug.c:31!
[626429.169288] invalid opcode: 0000 [#1] SMP NOPTI
[626429.169292] CPU: 2 PID: 3677 Comm: irq/168-iwlwifi Kdump: loaded Not tainted 4.18.0-372.26.1.el8_6.x86_64 #1
[626429.169297] Hardware name: Dell Inc. Latitude 5410/06KF2W, BIOS 1.7.0 08/02/2021
[626429.169300] RIP: 0010:__list_add_valid+0x41/0x50
[626429.169307] Code: 85 94 00 00 00 48 39 c7 74 0b 48 39 d7 74 06 b8 01 00 00 00 c3 48 89 f2 4c 89 c1 48 89 fe 48 c7 c7 20 6b 32 88 e8 db e4 c9 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 8b 07 48 8b 57 08
[626429.169311] RSP: 0018:ffffb009032fc510 EFLAGS: 00010246
[626429.169316] RAX: 0000000000000058 RBX: ffff94105aa74218 RCX: 0000000000000000
[626429.169319] RDX: 0000000000000000 RSI: ffff941139c96758 RDI: ffff941139c96758
[626429.169322] RBP: ffff94105aa74230 R08: 0000000000000000 R09: c0000000ffff7fff
[626429.169324] R10: 0000000000000001 R11: ffffb009032fc330 R12: ffff9409f89824c0
[626429.169327] R13: ffff94105aa74230 R14: ffff9409f8982780 R15: ffff9409e0414cf8
[626429.169330] FS: 0000000000000000(0000) GS:ffff941139c80000(0000) knlGS:0000000000000000
[626429.169333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[626429.169337] CR2: 00007fc79a69d020 CR3: 00000004cc410002 CR4: 00000000003706e0
[626429.169340] Call Trace:
[626429.169343] <IRQ>
[626429.169347] iwl_mvm_mac_wake_tx_queue+0x71/0xb0 [iwlmvm]
[626429.169368] ieee80211_queue_skb+0x4af/0x6e0 [mac80211]
[626429.169422] __ieee80211_subif_start_xmit+0xadd/0xda0 [mac80211]
[626429.169467] ieee80211_subif_start_xmit+0x48/0x300 [mac80211]
[626429.169510] ? nf_conntrack_tcp_packet+0x1d7/0xb90 [nf_conntrack]
[626429.169527] dev_hard_start_xmit+0xd7/0x230
[626429.169534] __dev_queue_xmit+0x90b/0xa40
[626429.169540] ip_finish_output2+0x269/0x430
[626429.169546] ? ipv4_confirm+0x3f/0xd0 [nf_conntrack]
[626429.169561] ip_output+0x70/0xe0
[626429.169565] ? __ip_finish_output+0x1c0/0x1c0
[626429.169570] ip_send_skb+0x15/0x40
[626429.169575] ip_send_unicast_reply+0x2c5/0x380
[626429.169581] ? tcp_v4_send_reset+0x3fd/0x5a0
[626429.169587] tcp_v4_send_reset+0x3fd/0x5a0
[626429.169593] ? tcp_v4_rcv+0x32a/0xc50
[626429.169596] tcp_v4_rcv+0x32a/0xc50
[626429.169600] ip_protocol_deliver_rcu+0x2c/0x1d0
[626429.169604] ip_local_deliver_finish+0x4d/0x60
[626429.169609] ip_local_deliver+0xe0/0xf0
[626429.169613] ? ip_protocol_deliver_rcu+0x1d0/0x1d0
[626429.169617] ip_rcv+0x27b/0x36f
[626429.169621] ? inet_add_protocol.cold.1+0x1e/0x1e
[626429.169625] __netif_receive_skb_core+0x5cd/0xcb0
[626429.169631] ? inet_gro_receive+0x21f/0x2c0
[626429.169636] ? ktime_get_with_offset+0x54/0xc0
[626429.169642] netif_receive_skb_internal+0x3d/0xb0
[626429.169647] napi_gro_receive+0x108/0x150
[626429.169652] ieee80211_rx_napi+0x76/0xb0 [mac80211]
[626429.169698] iwl_mvm_rx_mpdu_mq+0xdef/0x1990 [iwlmvm]
[626429.169718] iwl_pcie_rx_handle+0x1dc/0x760 [iwlwifi]
[626429.169738] iwl_pcie_napi_poll_msix+0x29/0xa0 [iwlwifi]
[626429.169755] __napi_poll+0x2d/0x130
[626429.169761] net_rx_action+0x253/0x320
[626429.169767] __do_softirq+0xd7/0x2c4
[626429.169773] ? irq_finalize_oneshot.part.48+0xf0/0xf0
[626429.169779] do_softirq_own_stack+0x2a/0x40
[626429.169784] </IRQ>
[626429.169786] do_softirq.part.14+0x41/0x50
[626429.169790] __local_bh_enable_ip+0x4b/0x50
[626429.169793] iwl_pcie_irq_rx_msix_handler+0x9c/0xf0 [iwlwifi]
[626429.169810] irq_thread_fn+0x1f/0x50
[626429.169816] irq_thread+0xd3/0x160
[626429.169821] ? irq_forced_thread_fn+0x70/0x70
[626429.169826] ? irq_thread_check_affinity+0xe0/0xe0
[626429.169831] kthread+0x10a/0x120
[626429.169837] ? set_kthread_struct+0x40/0x40
[626429.169842] ret_from_fork+0x1f/0x40
[626429.169847] Modules linked in: snd_seq_dummy snd_hrtimer rfcomm ccm cmac nft_counter bnep snd_hda_codec_hdmi ipt_REJECT nf_reject_ipv4 ip_tables xt_state xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables joydev nfnetlink xfs libcrc32c hid_multitouch snd_sof_pci_intel_cnl snd_sof_intel_hda_common snd_soc_hdac_hda soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof soundwire_bus i2c_designware_platform iTCO_wdt snd_ctl_led iTCO_vendor_support i2c_designware_core mei_wdt snd_soc_skl dell_wmi_sysman snd_hda_codec_realtek firmware_attributes_class snd_soc_sst_ipc dell_wmi snd_soc_sst_dsp wmi_bmof intel_wmi_thunderbolt snd_hda_ext_core snd_hda_codec_generic dell_rbtn snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core dell_laptop ledtrig_audio snd_compress dell_smbios snd_hda_intel intel_rapl_msr dell_wmi_descriptor x86_pkg_temp_thermal intel_powerclamp snd_intel_dspcfg dcdbas coretemp
[626429.169924] snd_intel_sdw_acpi dell_smm_hwmon iwlmvm kvm_intel snd_hda_codec snd_hda_core snd_hwdep mac80211 kvm snd_seq snd_seq_device snd_pcm btusb irqbypass btrtl rapl libarc4 btbcm btintel intel_cstate snd_timer intel_uncore iwlwifi uvcvideo bluetooth snd i2c_i801 videobuf2_vmalloc soundcore videobuf2_memops videobuf2_v4l2 videobuf2_common rtsx_pci_ms cfg80211 memstick idma64 videodev mei_me ecdh_generic intel_lpss_pci mei rfkill intel_lpss wmi int3403_thermal dell_smo8800 processor_thermal_device_pci_legacy intel_soc_dts_iosf processor_thermal_device processor_thermal_rfim int3400_thermal intel_hid intel_pmc_core processor_thermal_mbox acpi_thermal_rel processor_thermal_rapl sparse_keymap intel_rapl_common acpi_pad int340x_thermal_zone nfsd vfat fat auth_rpcgss nfs_acl lockd grace sunrpc ext4 mbcache jbd2 dm_crypt i915 cec intel_gtt ahci i2c_algo_bit ttm libahci drm_kms_helper rtsx_pci_sdmmc libata mmc_core syscopyarea sysfillrect sysimgblt fb_sys_fops crct10dif_pclmul
[626429.170022] crc32_pclmul nvme drm crc32c_intel nvme_core e1000e ghash_clmulni_intel serio_raw rtsx_pci t10_pi i2c_hid_acpi i2c_hid video pinctrl_cannonlake dm_mirror dm_region_hash dm_log dm_mod ipmi_devintf ipmi_msghandler fuse
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Date Modified Username Field Change
2022-10-03 20:46 Chris Schanzle New Issue