Hi!
> > > > Can you please decode this, so we can see which part of that code it is?
> > > And enable lockdep so that we can see where the interrupts were enabled?
> > Enabled lockdep and got this one. It seems resume with bad wifi signal
> > does it on 6.16...?
> >
> > Is it any good? Any decoding needed?
> >
> > ...
> > [ 32.361445] CPU2 is up
> > [ 32.361729] smpboot: Booting Node 0 Processor 3 APIC 0x3
> > [ 32.361982] Disabled fast string operations
> > [ 32.366800] CPU3 is up
> > [ 32.370186] ACPI: PM: Waking up from system sleep state S3
> > [ 32.393904] ACPI: EC: interrupt unblocked
> > [ 32.396000] sdhci-pci 0000:0d:00.0: MMC controller base frequency changed to 50Mhz.
> > [ 32.409738] ACPI: EC: event unblocked
> > [ 32.470808] iwlwifi 0000:03:00.0: Radio type=0x1-0x2-0x0
> > [ 32.687300] usb 2-1.4: reset full-speed USB device number 4 using ehci-pci
> > [ 32.758329] ata2: SATA link down (SStatus 0 SControl 300)
> > [ 32.758375] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> > [ 32.762316] ata5: SATA link down (SStatus 0 SControl 300)
> > [ 32.764585] ata3.00: ACPI cmd f5/00:00:00:00:00:a0(SECURITY FREEZE LOCK) filtered out
> > [ 32.764593] ata3.00: ACPI cmd ef/10:03:00:00:00:a0(SET FEATURES) filtered out
> > [ 32.771931] sd 2:0:0:0: [sdb] Starting disk
> > [ 32.777439] ata3.00: ACPI cmd f5/00:00:00:00:00:a0(SECURITY FREEZE LOCK) filtered out
> > [ 32.777450] ata3.00: ACPI cmd ef/10:03:00:00:00:a0(SET FEATURES) filtered out
> > [ 32.782731] ata3.00: configured for UDMA/133
> > [ 32.786846] iwlwifi 0000:03:00.0: Radio type=0x1-0x2-0x0
> > [ 32.858513] usb 2-1.3: reset full-speed USB device number 3 using ehci-pci
> > [ 33.026331] usb 2-1.6: reset high-speed USB device number 5 using ehci-pci
> > [ 33.662583] psmouse serio1: synaptics: queried max coordinates: x [..5472], y [..4448]
> > [ 33.810033] PM: resume devices took 1.404 seconds
> > [ 33.841597] OOM killer enabled.
> > [ 33.841808] ACPI: \_SB_.PCI0.LPC_.EC__.BAT1: docking
> > [ 33.843280] Restarting tasks: Starting
> > [ 33.849066] ACPI: \_SB_.PCI0.LPC_.EC__.BAT1: Unable to dock!
> > [ 33.852744] Restarting tasks: Done
> > [ 33.888306] PM: suspend exit
> > [ 33.941831] Bluetooth: hci0: BCM: chip id 63
> > [ 33.944910] Bluetooth: hci0: BCM: features 0x07
> > [ 33.961985] Bluetooth: hci0: BCM20702A
> > [ 33.962628] Bluetooth: hci0: BCM20702A1 (001.002.014) build 0000
> > [ 33.970094] Bluetooth: hci0: BCM: firmware Patch file not found, tried:
> > [ 33.970993] Bluetooth: hci0: BCM: 'brcm/BCM20702A1-0a5c-21e6.hcd'
> > [ 33.971410] Bluetooth: hci0: BCM: 'brcm/BCM-0a5c-21e6.hcd'
> > [ 34.032198] Bluetooth: MGMT ver 1.23
> > [ 34.838285] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
> > [ 35.166235] ata1.00: ACPI cmd f5/00:00:00:00:00:a0(SECURITY FREEZE LOCK) filtered out
> > [ 35.167828] ata1.00: ACPI cmd ef/10:03:00:00:00:a0(SET FEATURES) filtered out
> > [ 35.206578] sd 0:0:0:0: [sda] Starting disk
> > [ 35.238578] ata1.00: ACPI cmd f5/00:00:00:00:00:a0(SECURITY FREEZE LOCK) filtered out
> > [ 35.240197] ata1.00: ACPI cmd ef/10:03:00:00:00:a0(SET FEATURES) filtered out
> > [ 35.278928] ata1.00: configured for UDMA/133
> > [ 35.613471] e1000e 0000:00:19.0 enp0s25: NIC Link is Down
> > [ 54.283825] wlp3s0: authenticate with c8:3a:35:f0:ad:f1 (local address=a0:88:b4:62:a7:30)
> >
> > [ 54.284095] ================================
> > [ 54.284097] WARNING: inconsistent lock state
> > [ 54.284100] 6.16.0-rc7+ #305 Tainted: G S
> > [ 54.284104] --------------------------------
> > [ 54.284105] inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
> > [ 54.284108] wpa_supplicant/2940 [HC0[0]:SC0[0]:HE0:SE1] takes:
> > [ 54.284114] ffffffff86263fe0 (console_owner){+.?.}-{0:0}, at: console_lock_spinning_enable+0x3d/0x60
>
> The lockdep warning just means that console_owner_lock is acquired both in
> softirq context and in task context with interrupt enabled. That can leads
> to deadlock. So the remedy is to always take console_owner_lock with
> interrupt disabled, i.e. with
> raw_spin_lock_irqsave/raw_spin_lock_irqrestore.
So you suspect problem is in the printk code?
Best regards,
Pavel
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