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Bug#934309: linux-image-5.2.0-1-amd64-unsigned: suggesting INTEL_IOMMU_DEFAULT_ON



Package: src:linux
Version: 5.2.6-1
Severity: wishlist

Dear Maintainer,

Without hardware IOMMU, heavy IO traffic sometimes causes
"swiotlb buffer is full" from kernel/dma/swiotlb.c.
Then an error is returned to a device driver calling dma_map_sg()
or something similar. Some device drivers (e.g. ehci-pci.c) do
not handle failures from dma_map_*() functions, and failures
of assigning DMA memories often lead undesirable behaviors.
Enablement of hardware IOMMU reduces possiblity of "swiotlb buffer is full".

I'd like to request to consider INTEL_IOMMU_DEFAULT_ON.
AMD IOMMU seems to be enabled by default, btw.

Best regards,
Ryutaroh Matsumoto

-- Package-specific info:
** Version:
Linux version 5.2.0-1-amd64 (debian-kernel@lists.debian.org) (gcc
version 8.3.0 (Debian 8.3.0-19)) #1 SMP Debian 5.2.6-1 (2019-08-05)

** Command line:
BOOT_IMAGE=/boot/vmlinuz-5.2.0-1-amd64
root=UUID=12f1110c-5548-452b-ba7e-b995b8aa7f45 ro i915.fastboot=1
swiotlb=noforce iommu=force,merge,nopanic,nopt intel_iommu=on
cgoup_no_v1=all systemd.unified_cgroup_hierarchy=1
systemd.show_status=1

** Tainted: E (8192)
 * Unsigned module has been loaded.

** Kernel log:
Unable to read kernel log; any relevant messages should be attached

** Model information
sys_vendor: Panasonic Corporation
product_name: CFSZ6-1L
product_version: 001
chassis_vendor: Panasonic Corporation
chassis_version: 001
bios_vendor: American Megatrends Inc.
bios_version: V1.11L10
board_vendor: Panasonic Corporation
board_name: CFSZ6-1L
board_version: 1

** Loaded modules:
ctr(E)
ccm(E)
cmac(E)
cpufreq_powersave(E)
cpufreq_userspace(E)
cpufreq_conservative(E)
bnep(E)
intel_rapl(E)
x86_pkg_temp_thermal(E)
intel_powerclamp(E)
coretemp(E)
kvm_intel(E)
kvm(E)
irqbypass(E)
crct10dif_pclmul(E)
crc32_pclmul(E)
ghash_clmulni_intel(E)
nls_ascii(E)
nls_cp437(E)
vfat(E)
fat(E)
arc4(E)
snd_hda_codec_hdmi(E)
snd_soc_skl(E)
snd_soc_skl_ipc(E)
snd_soc_sst_ipc(E)
cdc_mbim(E)
snd_hda_codec_realtek(E)
btusb(E)
snd_soc_sst_dsp(E)
btrtl(E)
btbcm(E)
snd_hda_codec_generic(E)
cdc_wdm(E)
btintel(E)
snd_hda_ext_core(E)
ledtrig_audio(E)
snd_soc_acpi_intel_match(E)
snd_soc_acpi(E)
snd_soc_core(E)
qcserial(E)
bluetooth(E)
usb_wwan(E)
cdc_ncm(E)
snd_compress(E)
efi_pstore(E)
aesni_intel(E)
usbnet(E)
mii(E)
snd_hda_intel(E)
usbserial(E)
aes_x86_64(E)
crypto_simd(E)
cryptd(E)
glue_helper(E)
intel_cstate(E)
uvcvideo(E)
iwlmvm(E)
snd_hda_codec(E)
videobuf2_vmalloc(E)
videobuf2_memops(E)
intel_uncore(E)
videobuf2_v4l2(E)
mac80211(E)
iTCO_wdt(E)
intel_rapl_perf(E)
videobuf2_common(E)
snd_hda_core(E)
serio_raw(E)
iTCO_vendor_support(E)
snd_hwdep(E)
videodev(E)
watchdog(E)
drbg(E)
iwlwifi(E)
media(E)
snd_pcm(E)
efivars(E)
pcspkr(E)
snd_timer(E)
ansi_cprng(E)
snd(E)
soundcore(E)
cfg80211(E)
tpm_crb(E)
ecdh_generic(E)
ecc(E)
rfkill(E)
sg(E)
mei_me(E)
processor_thermal_device(E)
mei(E)
intel_soc_dts_iosf(E)
intel_pch_thermal(E)
battery(E)
acpi_als(E)
kfifo_buf(E)
industrialio(E)
int3403_thermal(E)
int340x_thermal_zone(E)
tpm_tis(E)
tpm_tis_core(E)
panasonic_laptop(E)
int3406_thermal(E)
tpm(E)
sparse_keymap(E)
rng_core(E)
int3400_thermal(E)
acpi_pad(E)
acpi_thermal_rel(E)
ac(E)
pcc_cpufreq(E)
evdev(E)
joydev(E)
parport_pc(E)
ppdev(E)
lp(E)
parport(E)
efivarfs(E)
ip_tables(E)
x_tables(E)
autofs4(E)
ext4(E)
crc16(E)
mbcache(E)
jbd2(E)
crc32c_generic(E)
sr_mod(E)
cdrom(E)
sd_mod(E)
ahci(E)
libahci(E)
crc32c_intel(E)
i915(E)
psmouse(E)
sdhci_pci(E)
xhci_pci(E)
i2c_algo_bit(E)
cqhci(E)
xhci_hcd(E)
libata(E)
drm_kms_helper(E)
e1000e(E)
scsi_mod(E)
i2c_i801(E)
sdhci(E)
mmc_core(E)
usbcore(E)
drm(E)
usb_common(E)
fan(E)
video(E)
button(E)

** Network interface configuration:
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

source /etc/network/interfaces.d/*

# The loopback network interface
auto lo
iface lo inet loopback

** Network status:
*** IP interfaces and addresses:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp0s31f6: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc
pfifo_fast state DOWN group default qlen 1000
    link/ether a8:13:74:97:2f:94 brd ff:ff:ff:ff:ff:ff
3: wwp0s20f0u2i12: <BROADCAST,MULTICAST,NOARP> mtu 1500 qdisc noop
state DOWN group default qlen 1000
    link/ether ba:d9:fa:0c:cc:18 brd ff:ff:ff:ff:ff:ff
4: wlp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue
state UP group default qlen 1000
    link/ether 00:28:f8:4a:37:bf brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.4/24 brd 192.168.1.255 scope global dynamic
noprefixroute wlp2s0
       valid_lft 13555sec preferred_lft 13555sec
    inet6 2409:251:2c0:1500:fbf1:f1f9:2ab9:f9c7/64 scope global
dynamic noprefixroute
       valid_lft 13558sec preferred_lft 11758sec
    inet6 fe80::9b0f:dffc:a216:933/64 scope link noprefixroute
       valid_lft forever preferred_lft forever

*** Device statistics:
Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed
multicast|bytes    packets errs drop fifo colls carrier compressed
    lo:    6876      88    0    0    0     0          0         0
6876      88    0    0    0     0       0          0
wlp2s0: 19098737   15991    0    0    0     0          0         0
3082949    6472    0    0    0     0       0          0
wwp0s20f0u2i12:       0       0    0    0    0     0          0
 0        0       0    0    0    0     0       0          0
enp0s31f6:       0       0    0    0    0     0          0         0
     0       0    0    0    0     0       0          0

*** Protocol statistics:
Ip:
    Forwarding: 2
    3802 total packets received
    10 with invalid headers
    1 with invalid addresses
    0 forwarded
    0 incoming packets discarded
    3791 incoming packets delivered
    3538 requests sent out
    20 outgoing packets dropped
    4 dropped because of missing route
Icmp:
    40 ICMP messages received
    0 input ICMP message failed
    ICMP input histogram:
        destination unreachable: 40
    40 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 40
IcmpMsg:
        InType3: 40
        OutType3: 40
Tcp:
    96 active connection openings
    0 passive connection openings
    2 failed connection attempts
    1 connection resets received
    3 connections established
    4640 segments received
    5668 segments sent out
    1 segments retransmitted
    1 bad segments received
    30 resets sent
Udp:
    684 packets received
    40 packets to unknown port received
    0 packet receive errors
    662 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    52 TCP sockets finished time wait in fast timer
    27 delayed acks sent
    Quick ack mode was activated 2 times
    2088 packet headers predicted
    604 acknowledgments not containing data payload received
    526 predicted acknowledgments
    TCPLossProbes: 1
    TCPBacklogCoalesce: 11
    TCPDSACKOldSent: 2
    TCPDSACKRecv: 1
    9 connections reset due to unexpected data
    1 connections reset due to early user close
    TCPDSACKIgnoredNoUndo: 1
    TCPRcvCoalesce: 763
    TCPOFOQueue: 215
    TCPChallengeACK: 1
    TCPSYNChallenge: 1
    TCPAutoCorking: 66
    TCPOrigDataSent: 2368
    TCPKeepAlive: 288
    TCPDelivered: 2426
    TCPAckCompressed: 144
IpExt:
    InMcastPkts: 89
    OutMcastPkts: 27
    InOctets: 11990743
    OutOctets: 2549707
    InMcastOctets: 14428
    OutMcastOctets: 3444
    InNoECTPkts: 10287


** PCI devices:
00:00.0 Host bridge [0600]: Intel Corporation Xeon E3-1200 v6/7th Gen
Core Processor Host Bridge/DRAM Registers [8086:5904] (rev 02)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Xeon E3-1200
v6/7th Gen Core Processor Host Bridge/DRAM Registers [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Capabilities: <access denied>
    Kernel driver in use: skl_uncore

00:02.0 VGA compatible controller [0300]: Intel Corporation HD
Graphics 620 [8086:5916] (rev 02) (prog-if 00 [VGA controller])
    Subsystem: Matsushita Electric Industrial Co., Ltd. HD Graphics
620 [10f7:8338]
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 128
    Region 0: Memory at f5000000 (64-bit, non-prefetchable) [size=16M]
    Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M]
    Region 4: I/O ports at f000 [size=64]
    [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
    Capabilities: <access denied>
    Kernel driver in use: i915
    Kernel modules: i915

00:04.0 Signal processing controller [1180]: Intel Corporation Skylake
Processor Thermal Subsystem [8086:1903] (rev 02)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Xeon E3-1200
v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem [10f7:8338]
    Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Interrupt: pin A routed to IRQ 16
    Region 0: Memory at f7440000 (64-bit, non-prefetchable) [size=32K]
    Capabilities: <access denied>
    Kernel driver in use: proc_thermal
    Kernel modules: processor_thermal_device

00:14.0 USB controller [0c03]: Intel Corporation Sunrise Point-LP USB
3.0 xHCI Controller [8086:9d2f] (rev 21) (prog-if 30 [XHCI])
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP USB 3.0 xHCI Controller [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 125
    Region 0: Memory at f7430000 (64-bit, non-prefetchable) [size=64K]
    Capabilities: <access denied>
    Kernel driver in use: xhci_hcd
    Kernel modules: xhci_pci

00:14.2 Signal processing controller [1180]: Intel Corporation Sunrise
Point-LP Thermal subsystem [8086:9d31] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP Thermal subsystem [10f7:8338]
    Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Interrupt: pin C routed to IRQ 18
    Region 0: Memory at f7456000 (64-bit, non-prefetchable) [size=4K]
    Capabilities: <access denied>
    Kernel driver in use: intel_pch_thermal
    Kernel modules: intel_pch_thermal

00:16.0 Communication controller [0780]: Intel Corporation Sunrise
Point-LP CSME HECI #1 [8086:9d3a] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP CSME HECI [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 129
    Region 0: Memory at f7455000 (64-bit, non-prefetchable) [size=4K]
    Capabilities: <access denied>
    Kernel driver in use: mei_me
    Kernel modules: mei_me

00:17.0 SATA controller [0106]: Intel Corporation Sunrise Point-LP
SATA Controller [AHCI mode] [8086:9d03] (rev 21) (prog-if 01 [AHCI
1.0])
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP SATA Controller [AHCI mode] [10f7:8338]
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 127
    Region 0: Memory at f7450000 (32-bit, non-prefetchable) [size=8K]
    Region 1: Memory at f7454000 (32-bit, non-prefetchable) [size=256]
    Region 2: I/O ports at f090 [size=8]
    Region 3: I/O ports at f080 [size=4]
    Region 4: I/O ports at f060 [size=32]
    Region 5: Memory at f7453000 (32-bit, non-prefetchable) [size=2K]
    Capabilities: <access denied>
    Kernel driver in use: ahci
    Kernel modules: ahci

00:1c.0 PCI bridge [0604]: Intel Corporation Device [8086:9d11] (rev
f1) (prog-if 00 [Normal decode])
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin B routed to IRQ 122
    Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
    I/O behind bridge: 0000e000-0000efff
    Memory behind bridge: f6a00000-f73fffff
    Prefetchable memory behind bridge: 00000000f0a00000-00000000f13fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort+ <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: <access denied>
    Kernel driver in use: pcieport

00:1c.2 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI
Express Root Port [8086:9d12] (rev f1) (prog-if 00 [Normal decode])
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin C routed to IRQ 123
    Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
    I/O behind bridge: 0000d000-0000dfff
    Memory behind bridge: f6000000-f69fffff
    Prefetchable memory behind bridge: 00000000f0000000-00000000f09fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort+ <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: <access denied>
    Kernel driver in use: pcieport

00:1f.0 ISA bridge [0601]: Intel Corporation Sunrise Point-LP LPC
Controller [8086:9d58] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP LPC Controller [10f7:8338]
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0

00:1f.2 Memory controller [0580]: Intel Corporation Sunrise Point-LP
PMC [8086:9d21] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP PMC [10f7:8338]
    Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Region 0: Memory at f744c000 (32-bit, non-prefetchable) [disabled]
[size=16K]

00:1f.3 Audio device [0403]: Intel Corporation Sunrise Point-LP HD
Audio [8086:9d71] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP HD Audio [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 32
    Interrupt: pin A routed to IRQ 131
    Region 0: Memory at f7448000 (64-bit, non-prefetchable) [size=16K]
    Region 4: Memory at f7420000 (64-bit, non-prefetchable) [size=64K]
    Capabilities: <access denied>
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel, snd_soc_skl

00:1f.4 SMBus [0c05]: Intel Corporation Sunrise Point-LP SMBus
[8086:9d23] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Sunrise
Point-LP SMBus [10f7:8338]
    Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Interrupt: pin A routed to IRQ 16
    Region 0: Memory at f7452000 (64-bit, non-prefetchable) [size=256]
    Region 4: I/O ports at f040 [size=32]
    Kernel driver in use: i801_smbus
    Kernel modules: i2c_i801

00:1f.6 Ethernet controller [0200]: Intel Corporation Ethernet
Connection (4) I219-LM [8086:15d7] (rev 21)
    Subsystem: Matsushita Electric Industrial Co., Ltd. Ethernet
Connection (4) I219-LM [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 126
    Region 0: Memory at f7400000 (32-bit, non-prefetchable) [size=128K]
    Capabilities: <access denied>
    Kernel driver in use: e1000e
    Kernel modules: e1000e

01:00.0 SD Host controller [0805]: O2 Micro, Inc. SD/MMC Card Reader
Controller [1217:8520] (rev 01) (prog-if 01)
    Subsystem: Matsushita Electric Industrial Co., Ltd. SD/MMC Card
Reader Controller [10f7:8338]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 124
    Region 0: Memory at f6a01000 (32-bit, non-prefetchable) [size=4K]
    Region 1: Memory at f6a00000 (32-bit, non-prefetchable) [size=2K]
    Capabilities: <access denied>
    Kernel driver in use: sdhci-pci
    Kernel modules: sdhci_pci

02:00.0 Network controller [0280]: Intel Corporation Wireless 8265 /
8275 [8086:24fd] (rev 78)
    Subsystem: Intel Corporation Wireless 8265 / 8275 (Dual Band
Wireless-AC 8265) [8086:1010]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 130
    Region 0: Memory at f6000000 (64-bit, non-prefetchable) [size=8K]
    Capabilities: <access denied>
    Kernel driver in use: iwlwifi
    Kernel modules: iwlwifi


** USB devices:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 8087:0a2b Intel Corp.
Bus 001 Device 002: ID 5986:054c Acer, Inc
Bus 001 Device 004: ID 1199:9071 Sierra Wireless, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub


-- System Information:
Debian Release: 10.0
  APT prefers stable
  APT policy: (990, 'stable'), (500, 'unstable'), (500, 'testing'),
(1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 5.2.0-1-amd64 (SMP w/4 CPU cores)
Kernel taint flags: TAINT_UNSIGNED_MODULE
Locale: LANG=ja_JP.UTF-8, LC_CTYPE=ja_JP.UTF-8 (charmap=UTF-8),
LANGUAGE=ja_JP.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages linux-image-5.2.0-1-amd64-unsigned depends on:
ii  initramfs-tools [linux-initramfs-tool]  0.133
ii  kmod                                    26-1
ii  linux-base                              4.6

Versions of packages linux-image-5.2.0-1-amd64-unsigned recommends:
ii  apparmor             2.13.2-10
ii  firmware-linux-free  3.4

Versions of packages linux-image-5.2.0-1-amd64-unsigned suggests:
pn  debian-kernel-handbook  <none>
ii  grub-efi-amd64          2.02+dfsg1-20
pn  linux-doc-5.2           <none>

Versions of packages linux-image-5.2.0-1-amd64-unsigned is related to:
ii  firmware-amd-graphics     20190114-1
pn  firmware-atheros          <none>
pn  firmware-bnx2             <none>
pn  firmware-bnx2x            <none>
pn  firmware-brcm80211        <none>
pn  firmware-cavium           <none>
ii  firmware-intel-sound      20190114-1
pn  firmware-intelwimax       <none>
pn  firmware-ipw2x00          <none>
pn  firmware-ivtv             <none>
ii  firmware-iwlwifi          20190114-1
pn  firmware-libertas         <none>
ii  firmware-linux-nonfree    20190114-1
ii  firmware-misc-nonfree     20190114-1
pn  firmware-myricom          <none>
pn  firmware-netxen           <none>
pn  firmware-qlogic           <none>
pn  firmware-realtek          <none>
pn  firmware-samsung          <none>
pn  firmware-siano            <none>
pn  firmware-ti-connectivity  <none>
pn  xen-hypervisor            <none>

-- no debconf information


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