Comment 849 for bug 752542

Enabling nvidia card fails with
[ 263.394167] pci 0000:01:00.0: can't change power state from D3cold to D0 (config space inaccessible)

Dell Precision 7530

Linux odysseus3 5.5.1-1-default #1 SMP Tue Feb 4 06:56:24 UTC 2020 (1d61c83) x86_64 x86_64 x86_64 GNU/Linux

Tumbleweed 20200209

odysseus3:~ # dmesg | grep -C 10 bbswitch
[ 4.153457] systemd[1]: Listening on udev Control Socket.
[ 4.153532] systemd[1]: Listening on udev Kernel Socket.
[ 4.153545] systemd[1]: Reached target Sockets.
[ 4.154379] systemd[1]: Started Entropy Daemon based on the HAVEGE algorithm.
[ 4.155216] systemd[1]: Starting Create list of static device nodes for the current kernel...
[ 4.156696] systemd[1]: Starting Journal Service...
[ 4.157561] systemd[1]: Starting Load Kernel Modules...
[ 4.158366] systemd[1]: Starting Setup Virtual Console...
[ 4.159060] systemd[1]: Started Create list of static device nodes for the current kernel.
[ 4.159752] systemd[1]: Starting Create Static Device Nodes in /dev...
[ 4.163194] bbswitch: loading out-of-tree module taints kernel.
[ 4.163366] bbswitch: version 0.8
[ 4.163371] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0
[ 4.163377] bbswitch: Found discrete VGA device 0000:01:00.0: \_SB_.PCI0.PEG0.PEGP
[ 4.163391] ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20191018/nsarguments-59)
[ 4.163590] bbswitch: detected an Optimus _DSM function
[ 4.163601] pci 0000:01:00.0: enabling device (0006 -> 0007)
[ 4.163661] bbswitch: disabling discrete graphics
[ 4.165043] systemd[1]: Started Create Static Device Nodes in /dev.
[ 4.171132] systemd[1]: systemd-vconsole-setup.service: Succeeded.
[ 4.171344] systemd[1]: Started Setup Virtual Console.
[ 4.171891] systemd[1]: Starting dracut ask for additional cmdline parameters...
[ 4.181753] systemd[1]: Started dracut ask for additional cmdline parameters.
[ 4.182326] systemd[1]: Starting dracut cmdline hook...
[ 4.214110] systemd[1]: Started dracut cmdline hook.
[ 4.214671] systemd[1]: Starting dracut pre-udev hook...
[ 4.232388] systemd[1]: Started dracut pre-udev hook.
[ 4.233388] systemd[1]: Starting udev Kernel Device Manager...
[ 4.328472] tsc: Refined TSC clocksource calibration: 2207.998 MHz
[ 4.328476] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fd3b6211b4, max_idle_ns: 440795230313 ns
[ 4.328523] clocksource: Switched to clocksource tsc
[ 4.376583] bbswitch: Succesfully loaded. Discrete card 0000:01:00.0 is off
[ 4.377912] alua: device handler registered
[ 4.378585] emc: device handler registered
[ 4.379321] rdac: device handler registered
[ 4.383215] systemd[1]: Started Journal Service.
[ 4.387009] device-mapper: uevent: version 1.0.3
[ 4.387110] device-mapper: ioctl: 4.41.0-ioctl (2019-09-16) initialised: <email address hidden>
[ 4.391476] sd 4:0:0:0: Attached scsi generic sg0 type 0
[ 4.485375] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input1
[ 4.485425] ACPI: Lid Switch [LID0]
[ 4.485451] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input2
--
[ 22.312636] xfs filesystem being mounted at /home supports timestamps until 2038 (0x7fffffff)
[ 24.615418] BTRFS info (device nvme0n1p4): disk space caching is enabled
[ 24.615419] BTRFS info (device nvme0n1p4): has skinny extents
[ 24.617966] BTRFS info (device nvme0n1p4): enabling ssd optimizations
[ 24.649133] systemd-journald[554]: Received client request to flush runtime journal.
[ 24.694143] audit: type=1400 audit(1581515845.693:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ping" pid=1238 comm="apparmor_parser"
[ 25.129456] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 25.129457] Bluetooth: BNEP filters: protocol multicast
[ 25.129460] Bluetooth: BNEP socket layer initialized
[ 25.135060] NET: Registered protocol family 38
[ 25.135488] bbswitch: enabling discrete graphics
[ 25.348659] pci 0000:01:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 25.408264] pci 0000:01:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 25.449279] IPMI message handler: version 39.2
[ 25.451110] ipmi device interface
[ 25.475349] nvidia: module license 'NVIDIA' taints kernel.
[ 25.475350] Disabling lock debugging due to kernel taint
[ 25.479073] nvidia: module verification failed: signature and/or required key missing - tainting kernel
[ 25.485955] nvidia-nvlink: Nvlink Core is being initialized, major device number 239
[ 25.486168] NVRM: This is a 64-bit BAR mapped above 4GB by the system
               NVRM: BIOS or the Linux kernel, but the PCI bridge
--
[ 96.636513] 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.
[ 101.370561] userif-3: sent link down event.
[ 101.370567] userif-3: sent link up event.
[ 107.160119] input: MX Anywhere 2S Keyboard as /devices/virtual/misc/uhid/0005:046D:B01A.0005/input/input25
[ 107.160300] input: MX Anywhere 2S Mouse as /devices/virtual/misc/uhid/0005:046D:B01A.0005/input/input26
[ 107.160520] hid-generic 0005:046D:B01A.0005: input,hidraw4: BLUETOOTH HID v0.03 Keyboard [MX Anywhere 2S] on A8:6D:AA:EA:B7:0C
[ 153.104358] Bluetooth: hci0: advertising data len corrected
[ 211.615004] input: MX Anywhere 2S Keyboard as /devices/virtual/misc/uhid/0005:046D:B01A.0006/input/input28
[ 211.615222] input: MX Anywhere 2S Mouse as /devices/virtual/misc/uhid/0005:046D:B01A.0006/input/input29
[ 211.615719] hid-generic 0005:046D:B01A.0006: input,hidraw4: BLUETOOTH HID v0.03 Keyboard [MX Anywhere 2S] on A8:6D:AA:EA:B7:0C
[ 263.394119] bbswitch: enabling discrete graphics
[ 263.394167] pci 0000:01:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 283.831865] wlan0: disconnect from AP fc:ec:da:fb:2e:be for new auth to fc:ec:da:fa:2e:be
[ 283.835378] iwlwifi 0000:6f:00.0: expected hw-decrypted unicast frame for station
[ 283.844854] wlan0: authenticate with fc:ec:da:fa:2e:be
[ 283.852294] wlan0: send auth to fc:ec:da:fa:2e:be (try 1/3)
[ 283.859131] wlan0: authenticated
[ 283.860156] wlan0: associate with fc:ec:da:fa:2e:be (try 1/3)
[ 283.869827] wlan0: RX ReassocResp from fc:ec:da:fa:2e:be (capab=0x431 status=0 aid=3)
[ 283.879071] wlan0: associated
[ 284.052415] userif-3: sent link down event.
[ 284.052420] userif-3: sent link up event.
[ 311.680386] bbswitch: enabling discrete graphics
[ 311.680434] pci 0000:01:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 651.059206] BTRFS info (device nvme0n1p2): qgroup scan completed (inconsistency flag cleared)