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Message-ID: <fb38cfe5153fd67f540e6e8aff814c60b7129480.camel@gmx.de>
Date: Wed, 13 Aug 2025 06:14:36 +0200
From: Mike Galbraith <efault@....de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Breno Leitao <leitao@...ian.org>
Subject: netconsole: HARDIRQ-safe -> HARDIRQ-unsafe lock order warning
Greetings,
Netconsole works peachy for my r8169 equipped desktop box, but HP lappy
with Intel wireless grumbles w/wo lockdep enabled (see mutterings below
lock order complaint).
bart:/root # hwinfo --netcard
11: PCI 200.0: 0282 WLAN controller
[Created at pci.387]
Unique ID: y9sn.0LuFraIuP2D
Parent ID: qTvu.sUcXY2K9Kn9
SysFS ID: /devices/pci0000:00/0000:00:1c.1/0000:02:00.0
SysFS BusID: 0000:02:00.0
Hardware Class: network
Device Name: "Intel Stone Peak 2 7265 Combo /NON-vPro NGFF Combo Wireless-AC 7265"
Model: "Intel Dual Band Wireless-AC 7265"
Vendor: pci 0x8086 "Intel Corporation"
Device: pci 0x095a "Wireless 7265"
SubVendor: pci 0x8086 "Intel Corporation"
SubDevice: pci 0x5010 "Dual Band Wireless-AC 7265"
[ 106.798290] netconsole: network logging started
[ 106.806110] netconsole: network logging has already stopped
[ 107.969494] printk: legacy console [netcon0] enabled
[ 107.969759] netconsole: netconsole: local port 6665
[ 107.969831] netconsole: netconsole: local IPv4 address 192.168.178.4
[ 107.969871] netconsole: netconsole: interface name 'wlan0'
[ 107.969904] netconsole: netconsole: local ethernet address '00:00:00:00:00:00'
[ 107.969945] netconsole: netconsole: remote port 6666
[ 107.969977] netconsole: netconsole: remote IPv4 address 192.168.178.3
[ 107.970014] netconsole: netconsole: remote ethernet address d4:3d:7e:fc:4f:09
[ 107.983276] netconsole: network logging started
[ 107.983687] =====================================================
[ 107.983689] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected
[ 107.983692] 6.17.0.g8742b2d8-master #195 Tainted: G I
[ 107.983695] -----------------------------------------------------
[ 107.983696] netconsole.sh/4031 [HC0[0]:SC0[2]:HE0:SE0] is trying to acquire:
[ 107.983700] ffff8a0101b80f58 (&fq->lock){+.-.}-{3:3}, at: ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 107.983855]
and this task is already holding:
[ 107.983856] ffffffffc1ab9ad8 (target_list_lock){....}-{3:3}, at: write_msg+0x4c/0x120 [netconsole]
[ 107.983869] which would create a new lock dependency:
[ 107.983870] (target_list_lock){....}-{3:3} -> (&fq->lock){+.-.}-{3:3}
[ 107.983876]
but this new dependency connects a HARDIRQ-irq-safe lock:
[ 107.983878] (console_owner){-...}-{0:0}
[ 107.983880]
... which became HARDIRQ-irq-safe at:
[ 107.983882] __lock_acquire+0x3d6/0xbc0
[ 107.983889] lock_acquire.part.0+0xa1/0x210
[ 107.983893] console_lock_spinning_enable+0x5e/0x60
[ 107.983899] console_emit_next_record+0xde/0x250
[ 107.983904] console_flush_all+0x24d/0x370
[ 107.983909] console_unlock+0x66/0x130
[ 107.983914] vprintk_emit+0x142/0x360
[ 107.983918] dev_vprintk_emit+0x4e/0x70
[ 107.983923] dev_printk_emit+0x51/0x70
[ 107.983927] _dev_warn+0x6f/0x85
[ 107.983931] atkbd_receive_byte.cold+0x96/0xe5
[ 107.983935] ps2_interrupt+0x9e/0x1a0
[ 107.983941] serio_interrupt+0x44/0x90
[ 107.983945] i8042_handle_data+0x108/0x260
[ 107.983949] i8042_interrupt+0x11/0x30
[ 107.983953] __handle_irq_event_percpu+0x81/0x280
[ 107.983957] handle_irq_event+0x38/0x80
[ 107.983960] handle_edge_irq+0xd9/0x1c0
[ 107.983965] __common_interrupt+0x70/0x180
[ 107.983971] common_interrupt+0xb7/0xe0
[ 107.983976] asm_common_interrupt+0x26/0x40
[ 107.983979] ___slab_alloc+0x291/0xe60
[ 107.983983] __slab_alloc.isra.0+0x52/0x90
[ 107.983985] kmem_cache_alloc_noprof+0xc9/0x470
[ 107.983988] vm_area_dup+0x25/0x170
[ 107.983992] dup_mmap+0x29c/0x860
[ 107.983995] dup_mm.constprop.0+0x65/0x130
[ 107.983998] copy_process+0x105f/0x1a90
[ 107.984000] kernel_clone+0x98/0x410
[ 107.984003] __do_sys_clone+0x65/0x90
[ 107.984005] do_syscall_64+0x94/0xa10
[ 107.984010] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.984013]
to a HARDIRQ-irq-unsafe lock:
[ 107.984014] (&fq->lock){+.-.}-{3:3}
[ 107.984017]
... which became HARDIRQ-irq-unsafe at:
[ 107.984018] ...
[ 107.984019] __lock_acquire+0x3d6/0xbc0
[ 107.984023] lock_acquire.part.0+0xa1/0x210
[ 107.984027] _raw_spin_lock_bh+0x38/0x50
[ 107.984030] ieee80211_get_txq_stats+0x30/0x190 [mac80211]
[ 107.984161] nl80211_send_iface+0x369/0x820 [cfg80211]
[ 107.984295] nl80211_notify_iface+0x4c/0xb0 [cfg80211]
[ 107.984403] cfg80211_register_netdevice+0x6f/0xe0 [cfg80211]
[ 107.984514] ieee80211_if_add+0x3ba/0x670 [mac80211]
[ 107.984640] ieee80211_register_hw+0xca6/0xcd0 [mac80211]
[ 107.984757] iwl_mvm_mac_setup_register+0xbe6/0xde0 [iwlmvm]
[ 107.984789] iwl_mvm_start_post_nvm+0x5f/0xd0 [iwlmvm]
[ 107.984819] iwl_op_mode_mvm_start+0xbc5/0xca0 [iwlmvm]
[ 107.984846] _iwl_op_mode_start.isra.0+0x3f/0xb0 [iwlwifi]
[ 107.984880] iwl_opmode_register+0x6f/0xe0 [iwlwifi]
[ 107.984909] cmac_clone_tfm+0x18/0x30 [cmac]
[ 107.984914] do_one_initcall+0x57/0x370
[ 107.984920] do_init_module+0x60/0x220
[ 107.984924] init_module_from_file+0x85/0xc0
[ 107.984927] idempotent_init_module+0x104/0x300
[ 107.984930] __x64_sys_finit_module+0x6d/0xd0
[ 107.984933] do_syscall_64+0x94/0xa10
[ 107.984938] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.984941]
other info that might help us debug this:
[ 107.984942] Chain exists of:
console_owner --> target_list_lock --> &fq->lock
[ 107.984947] Possible interrupt unsafe locking scenario:
[ 107.984948] CPU0 CPU1
[ 107.984949] ---- ----
[ 107.984950] lock(&fq->lock);
[ 107.984952] local_irq_disable();
[ 107.984952] lock(console_owner);
[ 107.984954] lock(target_list_lock);
[ 107.984956] <Interrupt>
[ 107.984957] lock(console_owner);
[ 107.984959]
*** DEADLOCK ***
[ 107.984959] 12 locks held by netconsole.sh/4031:
[ 107.984962] #0: ffff8a010e32e428 (sb_writers#14){.+.+}-{0:0}, at: ksys_write+0x69/0xe0
[ 107.984972] #1: ffff8a0105152d88 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x2e/0x120 [configfs]
[ 107.984983] #2: ffff8a01142ae5b8 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x9b/0x120 [configfs]
[ 107.984991] #3: ffffffffc1ab9688 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0x42/0x300 [netconsole]
[ 107.985001] #4: ffffffff9076e800 (console_lock){+.+.}-{0:0}, at: _printk+0x5b/0x80
[ 107.985009] #5: ffffffff9076e850 (console_srcu){....}-{0:0}, at: console_flush_all+0x3b/0x370
[ 107.985018] #6: ffffffff9068e440 (console_owner){-...}-{0:0}, at: console_lock_spinning_enable+0x42/0x60
[ 107.985026] #7: ffffffff9068e3c0 (printk_legacy_map-wait-type-override){....}-{4:4}, at: console_emit_next_record+0x1de/0x250
[ 107.985034] #8: ffffffffc1ab9ad8 (target_list_lock){....}-{3:3}, at: write_msg+0x4c/0x120 [netconsole]
[ 107.985042] #9: ffffffff907713c0 (rcu_read_lock){....}-{1:3}, at: __netpoll_send_skb+0x4a/0x3b0
[ 107.985049] #10: ffff8a0107196918 (_xmit_ETHER#2){+.-.}-{3:3}, at: __netpoll_send_skb+0x2e0/0x3b0
[ 107.985056] #11: ffffffff907713c0 (rcu_read_lock){....}-{1:3}, at: __ieee80211_subif_start_xmit+0xb2/0x3d0 [mac80211]
[ 107.985189]
the dependencies between HARDIRQ-irq-safe lock and the holding lock:
[ 107.985191] -> (console_owner){-...}-{0:0} {
[ 107.985195] IN-HARDIRQ-W at:
[ 107.985196] __lock_acquire+0x3d6/0xbc0
[ 107.985201] lock_acquire.part.0+0xa1/0x210
[ 107.985205] console_lock_spinning_enable+0x5e/0x60
[ 107.985210] console_emit_next_record+0xde/0x250
[ 107.985215] console_flush_all+0x24d/0x370
[ 107.985220] console_unlock+0x66/0x130
[ 107.985224] vprintk_emit+0x142/0x360
[ 107.985229] dev_vprintk_emit+0x4e/0x70
[ 107.985234] dev_printk_emit+0x51/0x70
[ 107.985237] _dev_warn+0x6f/0x85
[ 107.985241] atkbd_receive_byte.cold+0x96/0xe5
[ 107.985245] ps2_interrupt+0x9e/0x1a0
[ 107.985250] serio_interrupt+0x44/0x90
[ 107.985254] i8042_handle_data+0x108/0x260
[ 107.985258] i8042_interrupt+0x11/0x30
[ 107.985262] __handle_irq_event_percpu+0x81/0x280
[ 107.985266] handle_irq_event+0x38/0x80
[ 107.985269] handle_edge_irq+0xd9/0x1c0
[ 107.985274] __common_interrupt+0x70/0x180
[ 107.985279] common_interrupt+0xb7/0xe0
[ 107.985285] asm_common_interrupt+0x26/0x40
[ 107.985287] ___slab_alloc+0x291/0xe60
[ 107.985290] __slab_alloc.isra.0+0x52/0x90
[ 107.985292] kmem_cache_alloc_noprof+0xc9/0x470
[ 107.985295] vm_area_dup+0x25/0x170
[ 107.985299] dup_mmap+0x29c/0x860
[ 107.985303] dup_mm.constprop.0+0x65/0x130
[ 107.985305] copy_process+0x105f/0x1a90
[ 107.985308] kernel_clone+0x98/0x410
[ 107.985310] __do_sys_clone+0x65/0x90
[ 107.985313] do_syscall_64+0x94/0xa10
[ 107.985317] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.985321] INITIAL USE at:
[ 107.985322] __lock_acquire+0x3d6/0xbc0
[ 107.985326] lock_acquire.part.0+0xa1/0x210
[ 107.985329] console_lock_spinning_enable+0x5e/0x60
[ 107.985334] console_emit_next_record+0x1cc/0x250
[ 107.985339] console_flush_all+0x24d/0x370
[ 107.985344] console_unlock+0x66/0x130
[ 107.985348] vprintk_emit+0x142/0x360
[ 107.985353] _printk+0x5b/0x80
[ 107.985358] register_console.cold+0x46/0xaa
[ 107.985363] con_init+0x237/0x240
[ 107.985367] console_init+0x11c/0x1a0
[ 107.985371] start_kernel+0x33f/0x470
[ 107.985376] x86_64_start_reservations+0x24/0x30
[ 107.985379] x86_64_start_kernel+0xce/0xd0
[ 107.985382] common_startup_64+0x13e/0x141
[ 107.985385] }
[ 107.985386] ... key at: [<ffffffff9068e440>] console_owner_dep_map+0x0/0x40
[ 107.985391] -> (target_list_lock){....}-{3:3} {
[ 107.985394] INITIAL USE at:
[ 107.985396] __lock_acquire+0x3d6/0xbc0
[ 107.985400] lock_acquire.part.0+0xa1/0x210
[ 107.985403] _raw_spin_lock_irqsave+0x3f/0x60
[ 107.985406] make_netconsole_target+0xd8/0x1b0 [netconsole]
[ 107.985412] configfs_mkdir+0x1c8/0x510 [configfs]
[ 107.985419] vfs_mkdir+0x19d/0x270
[ 107.985423] do_mkdirat+0x13c/0x180
[ 107.985426] __x64_sys_mkdir+0x46/0x60
[ 107.985430] do_syscall_64+0x94/0xa10
[ 107.985434] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.985437] }
[ 107.985438] ... key at: [<ffffffffc1ab9ad8>] target_list_lock+0x18/0xffffffffffe48540 [netconsole]
[ 107.985445] ... acquired at:
[ 107.985446] __lock_acquire+0x550/0xbc0
[ 107.985450] lock_acquire.part.0+0xa1/0x210
[ 107.985453] _raw_spin_lock_irqsave+0x3f/0x60
[ 107.985455] write_msg+0x4c/0x120 [netconsole]
[ 107.985460] console_emit_next_record+0x203/0x250
[ 107.985465] console_flush_all+0x24d/0x370
[ 107.985470] console_unlock+0x66/0x130
[ 107.985474] vprintk_emit+0x142/0x360
[ 107.985479] _printk+0x5b/0x80
[ 107.985483] register_console.cold+0x46/0xaa
[ 107.985488] enabled_store+0x23c/0x300 [netconsole]
[ 107.985493] configfs_write_iter+0xbd/0x120 [configfs]
[ 107.985498] vfs_write+0x213/0x520
[ 107.985504] ksys_write+0x69/0xe0
[ 107.985506] do_syscall_64+0x94/0xa10
[ 107.985510] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.985513]
the dependencies between the lock to be acquired
[ 107.985514] and HARDIRQ-irq-unsafe lock:
[ 107.985531] -> (&fq->lock){+.-.}-{3:3} {
[ 107.985535] HARDIRQ-ON-W at:
[ 107.985537] __lock_acquire+0x3d6/0xbc0
[ 107.985540] lock_acquire.part.0+0xa1/0x210
[ 107.985544] _raw_spin_lock_bh+0x38/0x50
[ 107.985546] ieee80211_get_txq_stats+0x30/0x190 [mac80211]
[ 107.985671] nl80211_send_iface+0x369/0x820 [cfg80211]
[ 107.985785] nl80211_notify_iface+0x4c/0xb0 [cfg80211]
[ 107.985888] cfg80211_register_netdevice+0x6f/0xe0 [cfg80211]
[ 107.985998] ieee80211_if_add+0x3ba/0x670 [mac80211]
[ 107.986122] ieee80211_register_hw+0xca6/0xcd0 [mac80211]
[ 107.986237] iwl_mvm_mac_setup_register+0xbe6/0xde0 [iwlmvm]
[ 107.986267] iwl_mvm_start_post_nvm+0x5f/0xd0 [iwlmvm]
[ 107.986296] iwl_op_mode_mvm_start+0xbc5/0xca0 [iwlmvm]
[ 107.986322] _iwl_op_mode_start.isra.0+0x3f/0xb0 [iwlwifi]
[ 107.986353] iwl_opmode_register+0x6f/0xe0 [iwlwifi]
[ 107.986382] cmac_clone_tfm+0x18/0x30 [cmac]
[ 107.986385] do_one_initcall+0x57/0x370
[ 107.986390] do_init_module+0x60/0x220
[ 107.986393] init_module_from_file+0x85/0xc0
[ 107.986396] idempotent_init_module+0x104/0x300
[ 107.986400] __x64_sys_finit_module+0x6d/0xd0
[ 107.986403] do_syscall_64+0x94/0xa10
[ 107.986407] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.986410] IN-SOFTIRQ-W at:
[ 107.986412] __lock_acquire+0x3d6/0xbc0
[ 107.986416] lock_acquire.part.0+0xa1/0x210
[ 107.986419] _raw_spin_lock_bh+0x38/0x50
[ 107.986422] ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 107.986548] __ieee80211_xmit_fast+0x202/0x360 [mac80211]
[ 107.986666] ieee80211_xmit_fast+0xfb/0x1f0 [mac80211]
[ 107.986774] __ieee80211_subif_start_xmit+0x14e/0x3d0 [mac80211]
[ 107.986881] ieee80211_subif_start_xmit+0x46/0x230 [mac80211]
[ 107.986983] dev_hard_start_xmit+0xa9/0x290
[ 107.986989] __dev_queue_xmit+0x1bc/0xc20
[ 107.986995] ip_finish_output2+0x1f7/0x800
[ 107.986999] ip_output+0xb3/0x3c0
[ 107.987002] igmp_ifc_timer_expire+0x21/0xf0
[ 107.987005] call_timer_fn+0xa5/0x250
[ 107.987009] __run_timers+0x1f2/0x2c0
[ 107.987011] run_timer_base+0x46/0x60
[ 107.987014] run_timer_softirq+0x1a/0x30
[ 107.987017] handle_softirqs+0xdb/0x3f0
[ 107.987020] __irq_exit_rcu+0xc1/0x130
[ 107.987022] irq_exit_rcu+0xe/0x30
[ 107.987025] sysvec_apic_timer_interrupt+0xa1/0xd0
[ 107.987028] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 107.987031] lock_is_held_type+0xee/0x120
[ 107.987034] mem_cgroup_from_task+0x6c/0xb0
[ 107.987039] handle_mm_fault+0x272/0x440
[ 107.987045] do_user_addr_fault+0x207/0x680
[ 107.987048] exc_page_fault+0x85/0x210
[ 107.987051] asm_exc_page_fault+0x26/0x30
[ 107.987054] INITIAL USE at:
[ 107.987055] __lock_acquire+0x3d6/0xbc0
[ 107.987059] lock_acquire.part.0+0xa1/0x210
[ 107.987063] _raw_spin_lock_bh+0x38/0x50
[ 107.987065] ieee80211_get_txq_stats+0x30/0x190 [mac80211]
[ 107.987191] nl80211_send_iface+0x369/0x820 [cfg80211]
[ 107.987306] nl80211_notify_iface+0x4c/0xb0 [cfg80211]
[ 107.987411] cfg80211_register_netdevice+0x6f/0xe0 [cfg80211]
[ 107.987520] ieee80211_if_add+0x3ba/0x670 [mac80211]
[ 107.987644] ieee80211_register_hw+0xca6/0xcd0 [mac80211]
[ 107.987759] iwl_mvm_mac_setup_register+0xbe6/0xde0 [iwlmvm]
[ 107.987788] iwl_mvm_start_post_nvm+0x5f/0xd0 [iwlmvm]
[ 107.987817] iwl_op_mode_mvm_start+0xbc5/0xca0 [iwlmvm]
[ 107.987843] _iwl_op_mode_start.isra.0+0x3f/0xb0 [iwlwifi]
[ 107.987874] iwl_opmode_register+0x6f/0xe0 [iwlwifi]
[ 107.987903] cmac_clone_tfm+0x18/0x30 [cmac]
[ 107.987906] do_one_initcall+0x57/0x370
[ 107.987911] do_init_module+0x60/0x220
[ 107.987914] init_module_from_file+0x85/0xc0
[ 107.987917] idempotent_init_module+0x104/0x300
[ 107.987920] __x64_sys_finit_module+0x6d/0xd0
[ 107.987923] do_syscall_64+0x94/0xa10
[ 107.987928] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.987931] }
[ 107.987932] ... key at: [<ffffffffc1742030>] __key.11+0x0/0x10 [mac80211]
[ 107.988053] ... acquired at:
[ 107.988054] check_prev_add+0xfb/0xca0
[ 107.988058] validate_chain+0x48c/0x530
[ 107.988061] __lock_acquire+0x550/0xbc0
[ 107.988064] lock_acquire.part.0+0xa1/0x210
[ 107.988068] _raw_spin_lock_bh+0x38/0x50
[ 107.988070] ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 107.988198] __ieee80211_xmit_fast+0x202/0x360 [mac80211]
[ 107.988314] ieee80211_xmit_fast+0xfb/0x1f0 [mac80211]
[ 107.988424] __ieee80211_subif_start_xmit+0x14e/0x3d0 [mac80211]
[ 107.988530] ieee80211_subif_start_xmit+0x46/0x230 [mac80211]
[ 107.988634] netpoll_start_xmit+0x8b/0xd0
[ 107.988638] __netpoll_send_skb+0x329/0x3b0
[ 107.988641] write_msg+0x104/0x120 [netconsole]
[ 107.988647] console_emit_next_record+0x203/0x250
[ 107.988652] console_flush_all+0x24d/0x370
[ 107.988657] console_unlock+0x66/0x130
[ 107.988662] vprintk_emit+0x142/0x360
[ 107.988666] _printk+0x5b/0x80
[ 107.988671] enabled_store.cold+0x7e/0x83 [netconsole]
[ 107.988677] configfs_write_iter+0xbd/0x120 [configfs]
[ 107.988683] vfs_write+0x213/0x520
[ 107.988689] ksys_write+0x69/0xe0
[ 107.988691] do_syscall_64+0x94/0xa10
[ 107.988695] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.988699]
stack backtrace:
[ 107.988703] CPU: 0 UID: 0 PID: 4031 Comm: netconsole.sh Kdump: loaded Tainted: G I 6.17.0.g8742b2d8-master #195 PREEMPT(lazy) b303cf59d81e6fee2841762da0be977f2e8b800d
[ 107.988711] Tainted: [I]=FIRMWARE_WORKAROUND
[ 107.988712] Hardware name: HP HP Spectre x360 Convertible/804F, BIOS F.47 11/22/2017
[ 107.988714] Call Trace:
[ 107.988716] <TASK>
[ 107.988720] dump_stack_lvl+0x5b/0x80
[ 107.988727] print_bad_irq_dependency+0x2ba/0x2c0
[ 107.988735] check_irq_usage+0x36c/0x430
[ 107.988745] ? check_noncircular+0x81/0x150
[ 107.988753] ? check_prev_add+0xfb/0xca0
[ 107.988757] check_prev_add+0xfb/0xca0
[ 107.988763] validate_chain+0x48c/0x530
[ 107.988769] __lock_acquire+0x550/0xbc0
[ 107.988776] lock_acquire.part.0+0xa1/0x210
[ 107.988781] ? ieee80211_queue_skb+0xfd/0x350 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.988896] ? rcu_is_watching+0x11/0x40
[ 107.988903] ? lock_acquire+0xee/0x130
[ 107.988909] _raw_spin_lock_bh+0x38/0x50
[ 107.988912] ? ieee80211_queue_skb+0xfd/0x350 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989021] ieee80211_queue_skb+0xfd/0x350 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989128] __ieee80211_xmit_fast+0x202/0x360 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989239] ? __skb_get_hash_net+0x54/0x1f0
[ 107.989245] ? __skb_get_hash_net+0x54/0x1f0
[ 107.989254] ieee80211_xmit_fast+0xfb/0x1f0 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989362] __ieee80211_subif_start_xmit+0x14e/0x3d0 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989465] ? __lock_acquire+0x550/0xbc0
[ 107.989474] ieee80211_subif_start_xmit+0x46/0x230 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.989576] ? lock_acquire.part.0+0xb1/0x210
[ 107.989584] netpoll_start_xmit+0x8b/0xd0
[ 107.989589] __netpoll_send_skb+0x329/0x3b0
[ 107.989595] write_msg+0x104/0x120 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.989603] ? console_emit_next_record+0x1de/0x250
[ 107.989610] console_emit_next_record+0x203/0x250
[ 107.989615] ? console_emit_next_record+0x1de/0x250
[ 107.989624] console_flush_all+0x24d/0x370
[ 107.989629] ? console_flush_all+0x3b/0x370
[ 107.989637] console_unlock+0x66/0x130
[ 107.989644] vprintk_emit+0x142/0x360
[ 107.989652] _printk+0x5b/0x80
[ 107.989661] enabled_store.cold+0x7e/0x83 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.989671] configfs_write_iter+0xbd/0x120 [configfs fddadc1058896f4b55fcdc7e57d7a9a452005598]
[ 107.989680] vfs_write+0x213/0x520
[ 107.989691] ksys_write+0x69/0xe0
[ 107.989695] do_syscall_64+0x94/0xa10
[ 107.989701] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.989704] ? lockdep_hardirqs_on+0x78/0x100
[ 107.989708] ? do_syscall_64+0x139/0xa10
[ 107.989713] ? exc_page_fault+0x85/0x210
[ 107.989716] ? __lock_release.isra.0+0x5d/0x180
[ 107.989721] ? exc_page_fault+0x85/0x210
[ 107.989724] ? exc_page_fault+0x85/0x210
[ 107.989726] ? lock_release+0x86/0x150
[ 107.989731] ? exc_page_fault+0x116/0x210
[ 107.989737] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.989740] RIP: 0033:0x7ff02f721000
[ 107.989745] Code: 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 80 3d 09 ca 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
[ 107.989748] RSP: 002b:00007ffd43e35dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 107.989754] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff02f721000
[ 107.989757] RDX: 0000000000000002 RSI: 00005646d313ed00 RDI: 0000000000000001
[ 107.989759] RBP: 00005646d313ed00 R08: 0000000000000000 R09: 0000000000000000
[ 107.989761] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 107.989763] R13: 00007ff02f8005c0 R14: 00007ff02f7fdf60 R15: 00005646d31438e0
[ 107.989772] </TASK>
[ 107.989850] ------------[ cut here ]------------
[ 107.989852] WARNING: CPU: 0 PID: 4031 at net/mac80211/tx.c:3814 ieee80211_tx_dequeue+0x71c/0x7e0 [mac80211]
[ 107.989974] Modules linked in: netconsole ccm nf_nat_tftp nf_conntrack_tftp nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct af_packet nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables ip_set nfnetlink cmac algif_hash algif_skcipher af_alg iwlmvm binfmt_misc mac80211 snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic libarc4 intel_rapl_msr uvcvideo intel_rapl_common snd_hda_intel btusb snd_intel_dspcfg x86_pkg_temp_thermal btrtl intel_powerclamp uvc snd_hda_codec iwlwifi btbcm snd_hwdep videobuf2_vmalloc coretemp iTCO_wdt btintel nls_iso8859_1 mei_pxp snd_hda_core videobuf2_memops intel_pmc_bxt videobuf2_v4l2 nls_cp437 kvm_intel mei_hdcp iTCO_vendor_support snd_pcm videobuf2_common mfd_core bluetooth cfg80211 videodev snd_timer kvm mc irqbypass mei_me snd i2c_i801 pcspkr rfkill soundcore i2c_smbus mei thermal battery tiny_power_button ac button acpi_pad joydev sch_fq_codel nfsd auth_rpcgss nfs_acl lockd grace sunrpc
[ 107.990064] dm_mod fuse configfs dmi_sysfs hid_multitouch hid_generic usbhid i915 i2c_algo_bit drm_buddy drm_client_lib drm_display_helper polyval_clmulni ghash_clmulni_intel drm_kms_helper cec rc_core video ttm xhci_pci xhci_hcd ahci drm libahci usbcore libata wmi serio_raw sd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua sg scsi_mod scsi_common vfat fat virtio_blk virtio_mmio virtio virtio_ring ext4 crc16 mbcache jbd2 loop msr efivarfs autofs4 aesni_intel
[ 107.990109] CPU: 0 UID: 0 PID: 4031 Comm: netconsole.sh Kdump: loaded Tainted: G I 6.17.0.g8742b2d8-master #195 PREEMPT(lazy) b303cf59d81e6fee2841762da0be977f2e8b800d
[ 107.990115] Tainted: [I]=FIRMWARE_WORKAROUND
[ 107.990116] Hardware name: HP HP Spectre x360 Convertible/804F, BIOS F.47 11/22/2017
[ 107.990118] RIP: 0010:ieee80211_tx_dequeue+0x71c/0x7e0 [mac80211]
[ 107.990241] Code: 84 00 fc ff ff 48 8b 44 24 20 48 8b bc 24 a0 00 00 00 31 d2 48 8d 70 0a e8 51 6d ff ff 84 c0 0f 85 87 fa ff ff e9 db fb ff ff <0f> 0b e9 32 f9 ff ff e8 58 2b 97 cd 85 c0 0f 85 9c fb ff ff e8 eb
[ 107.990244] RSP: 0018:ffffd21786b8b6d0 EFLAGS: 00010246
[ 107.990247] RAX: 0000000000000002 RBX: ffff8a010ba768e0 RCX: 0000000000000002
[ 107.990249] RDX: ffffffffc159fee9 RSI: ffff8a0129034168 RDI: ffff8a0101b80e60
[ 107.990251] RBP: ffff8a0129034168 R08: 0000000000000000 R09: 0000000000000000
[ 107.990253] R10: ffffffffc159fee9 R11: 0000000000000003 R12: 0000000000000002
[ 107.990254] R13: ffff8a0129034000 R14: ffff8a0101b80e60 R15: ffff8a0101b830a8
[ 107.990257] FS: 00007ff02f99e740(0000) GS:ffff8a02ddc30000(0000) knlGS:0000000000000000
[ 107.990260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 107.990262] CR2: 00007fd965d88560 CR3: 00000001155ef001 CR4: 00000000003726f0
[ 107.990265] Call Trace:
[ 107.990267] <TASK>
[ 107.990271] ? rcu_is_watching+0x11/0x40
[ 107.990279] ? rcu_is_watching+0x11/0x40
[ 107.990284] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 107.990289] ? rcu_is_watching+0x11/0x40
[ 107.990295] ? lock_acquire+0xee/0x130
[ 107.990299] ? iwl_mvm_mac_itxq_xmit+0x59/0x1f0 [iwlmvm 0ca4634732a6b637e7b0ee22fbce9d6f1340b022]
[ 107.990332] iwl_mvm_mac_itxq_xmit+0xb3/0x1f0 [iwlmvm 0ca4634732a6b637e7b0ee22fbce9d6f1340b022]
[ 107.990362] ieee80211_queue_skb+0x21b/0x350 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.990480] __ieee80211_xmit_fast+0x202/0x360 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.990596] ? __skb_get_hash_net+0x54/0x1f0
[ 107.990602] ? __skb_get_hash_net+0x54/0x1f0
[ 107.990611] ieee80211_xmit_fast+0xfb/0x1f0 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.990723] __ieee80211_subif_start_xmit+0x14e/0x3d0 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.990829] ? __lock_acquire+0x550/0xbc0
[ 107.990837] ieee80211_subif_start_xmit+0x46/0x230 [mac80211 6e705e26db77cf4ab5101c61ecbd7b898fac9e56]
[ 107.990942] ? lock_acquire.part.0+0xb1/0x210
[ 107.990950] netpoll_start_xmit+0x8b/0xd0
[ 107.990955] __netpoll_send_skb+0x329/0x3b0
[ 107.990961] write_msg+0x104/0x120 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.990970] ? console_emit_next_record+0x1de/0x250
[ 107.990976] console_emit_next_record+0x203/0x250
[ 107.990981] ? console_emit_next_record+0x1de/0x250
[ 107.990990] console_flush_all+0x24d/0x370
[ 107.990995] ? console_flush_all+0x3b/0x370
[ 107.991003] console_unlock+0x66/0x130
[ 107.991011] vprintk_emit+0x142/0x360
[ 107.991019] _printk+0x5b/0x80
[ 107.991028] enabled_store.cold+0x7e/0x83 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.991037] configfs_write_iter+0xbd/0x120 [configfs fddadc1058896f4b55fcdc7e57d7a9a452005598]
[ 107.991046] vfs_write+0x213/0x520
[ 107.991058] ksys_write+0x69/0xe0
[ 107.991062] do_syscall_64+0x94/0xa10
[ 107.991067] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.991070] ? lockdep_hardirqs_on+0x78/0x100
[ 107.991074] ? do_syscall_64+0x139/0xa10
[ 107.991080] ? exc_page_fault+0x85/0x210
[ 107.991082] ? __lock_release.isra.0+0x5d/0x180
[ 107.991088] ? exc_page_fault+0x85/0x210
[ 107.991090] ? exc_page_fault+0x85/0x210
[ 107.991093] ? lock_release+0x86/0x150
[ 107.991098] ? exc_page_fault+0x116/0x210
[ 107.991104] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.991107] RIP: 0033:0x7ff02f721000
[ 107.991110] Code: 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 80 3d 09 ca 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
[ 107.991125] RSP: 002b:00007ffd43e35dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 107.991131] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff02f721000
[ 107.991134] RDX: 0000000000000002 RSI: 00005646d313ed00 RDI: 0000000000000001
[ 107.991137] RBP: 00005646d313ed00 R08: 0000000000000000 R09: 0000000000000000
[ 107.991139] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 107.991142] R13: 00007ff02f8005c0 R14: 00007ff02f7fdf60 R15: 00005646d31438e0
[ 107.991158] </TASK>
[ 107.991160] irq event stamp: 11319
[ 107.991161] hardirqs last enabled at (11317): [<ffffffff8ee014ea>] asm_sysvec_call_function+0x1a/0x20
[ 107.991167] hardirqs last disabled at (11318): [<ffffffff8f1a57e2>] console_emit_next_record+0x1c2/0x250
[ 107.991173] softirqs last enabled at (11068): [<ffffffff8f09a97c>] restore_fpregs_from_user+0x8c/0x180
[ 107.991177] softirqs last disabled at (11319): [<ffffffffc184aded>] ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 107.991296] ---[ end trace 0000000000000000 ]---
[ 107.991343] ------------[ cut here ]------------
[ 107.991345] netpoll_send_skb_on_dev(): wlan0 enabled interrupts in poll (ieee80211_subif_start_xmit+0x0/0x230 [mac80211])
[ 107.991475] WARNING: CPU: 0 PID: 4031 at net/core/netpoll.c:359 __netpoll_send_skb+0x382/0x3b0
[ 107.991481] Modules linked in: netconsole ccm nf_nat_tftp nf_conntrack_tftp nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct af_packet nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables ip_set nfnetlink cmac algif_hash algif_skcipher af_alg iwlmvm binfmt_misc mac80211 snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic libarc4 intel_rapl_msr uvcvideo intel_rapl_common snd_hda_intel btusb snd_intel_dspcfg x86_pkg_temp_thermal btrtl intel_powerclamp uvc snd_hda_codec iwlwifi btbcm snd_hwdep videobuf2_vmalloc coretemp iTCO_wdt btintel nls_iso8859_1 mei_pxp snd_hda_core videobuf2_memops intel_pmc_bxt videobuf2_v4l2 nls_cp437 kvm_intel mei_hdcp iTCO_vendor_support snd_pcm videobuf2_common mfd_core bluetooth cfg80211 videodev snd_timer kvm mc irqbypass mei_me snd i2c_i801 pcspkr rfkill soundcore i2c_smbus mei thermal battery tiny_power_button ac button acpi_pad joydev sch_fq_codel nfsd auth_rpcgss nfs_acl lockd grace sunrpc
[ 107.991550] dm_mod fuse configfs dmi_sysfs hid_multitouch hid_generic usbhid i915 i2c_algo_bit drm_buddy drm_client_lib drm_display_helper polyval_clmulni ghash_clmulni_intel drm_kms_helper cec rc_core video ttm xhci_pci xhci_hcd ahci drm libahci usbcore libata wmi serio_raw sd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua sg scsi_mod scsi_common vfat fat virtio_blk virtio_mmio virtio virtio_ring ext4 crc16 mbcache jbd2 loop msr efivarfs autofs4 aesni_intel
[ 107.991588] CPU: 0 UID: 0 PID: 4031 Comm: netconsole.sh Kdump: loaded Tainted: G W I 6.17.0.g8742b2d8-master #195 PREEMPT(lazy) b303cf59d81e6fee2841762da0be977f2e8b800d
[ 107.991594] Tainted: [W]=WARN, [I]=FIRMWARE_WORKAROUND
[ 107.991596] Hardware name: HP HP Spectre x360 Convertible/804F, BIOS F.47 11/22/2017
[ 107.991597] RIP: 0010:__netpoll_send_skb+0x382/0x3b0
[ 107.991601] Code: 0f 85 65 ff ff ff 49 8b 44 24 08 49 8d b4 24 20 01 00 00 48 c7 c7 d8 cd 30 90 c6 05 3d 4b d7 00 01 48 8b 50 20 e8 be fd 5d ff <0f> 0b e9 3a ff ff ff 9c 58 f6 c4 02 0f 84 a5 fd ff ff 80 3d 1b 4b
[ 107.991604] RSP: 0018:ffffd21786b8ba98 EFLAGS: 00010282
[ 107.991607] RAX: 0000000000000000 RBX: ffff8a0258b64000 RCX: 0000000000000000
[ 107.991609] RDX: 0000000000000004 RSI: 0000000000000001 RDI: 00000000ffffffff
[ 107.991610] RBP: ffff8a012a7bb148 R08: 0000000000000000 R09: ffffd21786b8b860
[ 107.991612] R10: ffffffff9073e628 R11: 0000000000000003 R12: ffff8a010ba74000
[ 107.991614] R13: ffff8a010ee4ae00 R14: ffff8a0107196800 R15: 0000000000000000
[ 107.991616] FS: 00007ff02f99e740(0000) GS:ffff8a02ddc30000(0000) knlGS:0000000000000000
[ 107.991618] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 107.991621] CR2: 00007fd965d88560 CR3: 00000001155ef001 CR4: 00000000003726f0
[ 107.991623] Call Trace:
[ 107.991624] <TASK>
[ 107.991629] write_msg+0x104/0x120 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.991638] ? console_emit_next_record+0x1de/0x250
[ 107.991646] console_emit_next_record+0x203/0x250
[ 107.991651] ? console_emit_next_record+0x1de/0x250
[ 107.991660] console_flush_all+0x24d/0x370
[ 107.991665] ? console_flush_all+0x3b/0x370
[ 107.991672] console_unlock+0x66/0x130
[ 107.991680] vprintk_emit+0x142/0x360
[ 107.991688] _printk+0x5b/0x80
[ 107.991697] enabled_store.cold+0x7e/0x83 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 107.991707] configfs_write_iter+0xbd/0x120 [configfs fddadc1058896f4b55fcdc7e57d7a9a452005598]
[ 107.991715] vfs_write+0x213/0x520
[ 107.991726] ksys_write+0x69/0xe0
[ 107.991731] do_syscall_64+0x94/0xa10
[ 107.991736] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.991739] ? lockdep_hardirqs_on+0x78/0x100
[ 107.991743] ? do_syscall_64+0x139/0xa10
[ 107.991749] ? exc_page_fault+0x85/0x210
[ 107.991751] ? __lock_release.isra.0+0x5d/0x180
[ 107.991756] ? exc_page_fault+0x85/0x210
[ 107.991759] ? exc_page_fault+0x85/0x210
[ 107.991762] ? lock_release+0x86/0x150
[ 107.991767] ? exc_page_fault+0x116/0x210
[ 107.991773] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 107.991776] RIP: 0033:0x7ff02f721000
[ 107.991778] Code: 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 80 3d 09 ca 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
[ 107.991781] RSP: 002b:00007ffd43e35dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 107.991784] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff02f721000
[ 107.991786] RDX: 0000000000000002 RSI: 00005646d313ed00 RDI: 0000000000000001
[ 107.991788] RBP: 00005646d313ed00 R08: 0000000000000000 R09: 0000000000000000
[ 107.991790] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 107.991792] R13: 00007ff02f8005c0 R14: 00007ff02f7fdf60 R15: 00005646d31438e0
[ 107.991801] </TASK>
[ 107.991802] irq event stamp: 11319
[ 107.991803] hardirqs last enabled at (11317): [<ffffffff8ee014ea>] asm_sysvec_call_function+0x1a/0x20
[ 107.991808] hardirqs last disabled at (11318): [<ffffffff8f1a57e2>] console_emit_next_record+0x1c2/0x250
[ 107.991813] softirqs last enabled at (11068): [<ffffffff8f09a97c>] restore_fpregs_from_user+0x8c/0x180
[ 107.991817] softirqs last disabled at (11319): [<ffffffffc184aded>] ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 107.991940] ---[ end trace 0000000000000000 ]---
[ 108.006632] ------------[ cut here ]------------
[ 108.006635] WARNING: CPU: 0 PID: 4031 at net/core/netpoll.c:505 netpoll_send_udp+0x3b3/0x3c0
[ 108.006642] Modules linked in: netconsole ccm nf_nat_tftp nf_conntrack_tftp nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct af_packet nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables ip_set nfnetlink cmac algif_hash algif_skcipher af_alg iwlmvm binfmt_misc mac80211 snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic libarc4 intel_rapl_msr uvcvideo intel_rapl_common snd_hda_intel btusb snd_intel_dspcfg x86_pkg_temp_thermal btrtl intel_powerclamp uvc snd_hda_codec iwlwifi btbcm snd_hwdep videobuf2_vmalloc coretemp iTCO_wdt btintel nls_iso8859_1 mei_pxp snd_hda_core videobuf2_memops intel_pmc_bxt videobuf2_v4l2 nls_cp437 kvm_intel mei_hdcp iTCO_vendor_support snd_pcm videobuf2_common mfd_core bluetooth cfg80211 videodev snd_timer kvm mc irqbypass mei_me snd i2c_i801 pcspkr rfkill soundcore i2c_smbus mei thermal battery tiny_power_button ac button acpi_pad joydev sch_fq_codel nfsd auth_rpcgss nfs_acl lockd grace sunrpc
[ 108.006697] dm_mod fuse configfs dmi_sysfs hid_multitouch hid_generic usbhid i915 i2c_algo_bit drm_buddy drm_client_lib drm_display_helper polyval_clmulni ghash_clmulni_intel drm_kms_helper cec rc_core video ttm xhci_pci xhci_hcd ahci drm libahci usbcore libata wmi serio_raw sd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua sg scsi_mod scsi_common vfat fat virtio_blk virtio_mmio virtio virtio_ring ext4 crc16 mbcache jbd2 loop msr efivarfs autofs4 aesni_intel
[ 108.006729] CPU: 0 UID: 0 PID: 4031 Comm: netconsole.sh Kdump: loaded Tainted: G W I 6.17.0.g8742b2d8-master #195 PREEMPT(lazy) b303cf59d81e6fee2841762da0be977f2e8b800d
[ 108.006735] Tainted: [W]=WARN, [I]=FIRMWARE_WORKAROUND
[ 108.006736] Hardware name: HP HP Spectre x360 Convertible/804F, BIOS F.47 11/22/2017
[ 108.006737] RIP: 0010:netpoll_send_udp+0x3b3/0x3c0
[ 108.006740] Code: 0c 13 71 10 48 8d 49 04 ff ca 75 f5 83 d6 00 89 f2 c1 ee 10 66 01 d6 83 d6 00 f7 d6 66 89 70 0a b8 08 00 00 00 e9 a4 fe ff ff <0f> 0b e9 75 fc ff ff 66 0f 1f 44 00 00 f3 0f 1e fa 0f 1f 44 00 00
[ 108.006743] RSP: 0018:ffffd21786b8ba88 EFLAGS: 00010202
[ 108.006745] RAX: 0000000000000296 RBX: ffff8a012a7bb148 RCX: 0000000000000000
[ 108.006747] RDX: 0000000000000028 RSI: ffffffff91aa2428 RDI: ffff8a012a7bb148
[ 108.006748] RBP: ffffd21786b8bac8 R08: 0000000000000000 R09: 0000000000000000
[ 108.006750] R10: ffffffffc159fee9 R11: 0000000000000000 R12: 0000000000000410
[ 108.006751] R13: 0000000000000028 R14: ffff8a012a7bb148 R15: ffffffff91aa2428
[ 108.006752] FS: 00007ff02f99e740(0000) GS:ffff8a02ddc30000(0000) knlGS:0000000000000000
[ 108.006754] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 108.006756] CR2: 00007fd965d88560 CR3: 00000001155ef001 CR4: 00000000003726f0
[ 108.006757] Call Trace:
[ 108.006760] <TASK>
[ 108.006763] ? __netpoll_send_skb+0xc9/0x3b0
[ 108.006769] write_msg+0x104/0x120 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 108.006777] ? console_emit_next_record+0x1de/0x250
[ 108.006782] console_emit_next_record+0x203/0x250
[ 108.006786] ? console_emit_next_record+0x1de/0x250
[ 108.006791] console_flush_all+0x24d/0x370
[ 108.006795] ? console_flush_all+0x3b/0x370
[ 108.006799] console_unlock+0x66/0x130
[ 108.006804] vprintk_emit+0x142/0x360
[ 108.006809] _printk+0x5b/0x80
[ 108.006816] enabled_store.cold+0x7e/0x83 [netconsole 641ec3b0b2ff98f93fe3092a7f84ed3654235c84]
[ 108.006823] configfs_write_iter+0xbd/0x120 [configfs fddadc1058896f4b55fcdc7e57d7a9a452005598]
[ 108.006829] vfs_write+0x213/0x520
[ 108.006836] ksys_write+0x69/0xe0
[ 108.006839] do_syscall_64+0x94/0xa10
[ 108.006843] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 108.006845] ? lockdep_hardirqs_on+0x78/0x100
[ 108.006848] ? do_syscall_64+0x139/0xa10
[ 108.006852] ? exc_page_fault+0x85/0x210
[ 108.006853] ? __lock_release.isra.0+0x5d/0x180
[ 108.006857] ? exc_page_fault+0x85/0x210
[ 108.006859] ? exc_page_fault+0x85/0x210
[ 108.006861] ? lock_release+0x86/0x150
[ 108.006864] ? exc_page_fault+0x116/0x210
[ 108.006868] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 108.006870] RIP: 0033:0x7ff02f721000
[ 108.006873] Code: 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 80 3d 09 ca 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
[ 108.006875] RSP: 002b:00007ffd43e35dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 108.006877] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff02f721000
[ 108.006879] RDX: 0000000000000002 RSI: 00005646d313ed00 RDI: 0000000000000001
[ 108.006880] RBP: 00005646d313ed00 R08: 0000000000000000 R09: 0000000000000000
[ 108.006881] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 108.006882] R13: 00007ff02f8005c0 R14: 00007ff02f7fdf60 R15: 00005646d31438e0
[ 108.006888] </TASK>
[ 108.006889] irq event stamp: 11319
[ 108.006890] hardirqs last enabled at (11317): [<ffffffff8ee014ea>] asm_sysvec_call_function+0x1a/0x20
[ 108.006893] hardirqs last disabled at (11318): [<ffffffff8f1a57e2>] console_emit_next_record+0x1c2/0x250
[ 108.006896] softirqs last enabled at (11068): [<ffffffff8f09a97c>] restore_fpregs_from_user+0x8c/0x180
[ 108.006899] softirqs last disabled at (11319): [<ffffffffc184aded>] ieee80211_queue_skb+0xfd/0x350 [mac80211]
[ 108.006991] ---[ end trace 0000000000000000 ]---
[ 130.992035] netfs: FS-Cache loaded
[ 131.108351] Key type dns_resolver registered
[ 131.408618] NFS: Registering the id_resolver key type
[ 131.408693] Key type id_resolver registered
[ 131.408728] Key type id_legacy registered
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