Public bug reported:
Ubuntu version:
Description: Ubuntu Eoan Ermine (development branch)
Release: 19.10
System type:
description: Notebook
product: Precision 5530 (087D)
vendor: Dell Inc.
Hardware having issue:
(wireless card info from previous working kernel)
*-network
description: Wireless interface
product: Wireless-AC 9260
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:3b:00.0
logical name: wlp59s0
version: 29
serial: 48:89:e7:d5:ab:b5
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list
ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi
driverversion=5.0.0-20-generic firmware=43.95eb4e97.0 ip=10.80.13.232 latency=0
link=yes multicast=yes wireless=IEEE 802.11
resources: irq:16 memory:ed400000-ed403fff
Grub config with settings for Dell laptop hardware set:
/etc/default/grub
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'
GRUB_DEFAULT=0
GRUB_TIMEOUT=0
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
#GRUB_CMDLINE_LINUX_DEFAULT="nosplash"
GRUB_CMDLINE_LINUX="nouveau.blacklist=1 acpi_rev_override=1 acpi_osi=Linux
nouveau.modeset=0 pcie_aspm=force drm.vblankoffdelay=1 scsi_mod.use_blk_mq=1
nouveau.runpm=0 mem_sleep_default=deep"
# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"
# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true
# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"
# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
Iwlwifi config with 11n disabled, 11n wasn't ever stable before, so left it
disabled.
/etc/modprobe.d/iwlwifi.conf
# /etc/modprobe.d/iwlwifi.conf
# iwlwifi will dyamically load either iwldvm or iwlmvm depending on the
# microcode file installed on the system. When removing iwlwifi, first
# remove the iwl?vm module and then iwlwifi.
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
options iwlwifi 11n_disable=1
Linux-Firmware package = 1.180
Nvidia Driver version = 430.34-0ubuntu2
Issue:
Problem with kernel 5.2.0-8-generic - Wifi firmware fails to load. Works with
5.0.0.-20-generic kernel.
Syslog:
Jul 17 15:13:31 Lappy kernel: [ 85.319088] iwlwifi 0000:3b:00.0: Microcode SW
error detected. Restarting 0x0.
Jul 17 15:13:31 Lappy kernel: [ 85.320158] iwlwifi 0000:3b:00.0: Start IWL
Error Log Dump:
Jul 17 15:13:31 Lappy kernel: [ 85.320161] iwlwifi 0000:3b:00.0: Status:
0x00000080, count: 6
Jul 17 15:13:31 Lappy kernel: [ 85.320162] iwlwifi 0000:3b:00.0: Loaded
firmware version: 46.a41adfe7.0
Jul 17 15:13:31 Lappy kernel: [ 85.320164] iwlwifi 0000:3b:00.0: 0x00000071 |
NMI_INTERRUPT_UMAC_FATAL
Jul 17 15:13:31 Lappy kernel: [ 85.320166] iwlwifi 0000:3b:00.0: 0x00A022F0 |
trm_hw_status0
Jul 17 15:13:31 Lappy kernel: [ 85.320167] iwlwifi 0000:3b:00.0: 0x00000000 |
trm_hw_status1
Jul 17 15:13:31 Lappy kernel: [ 85.320168] iwlwifi 0000:3b:00.0: 0x004882F2 |
branchlink2
Jul 17 15:13:31 Lappy kernel: [ 85.320169] iwlwifi 0000:3b:00.0: 0x004793A2 |
interruptlink1
Jul 17 15:13:31 Lappy kernel: [ 85.320171] iwlwifi 0000:3b:00.0: 0x00480EA2 |
interruptlink2
Jul 17 15:13:31 Lappy kernel: [ 85.320172] iwlwifi 0000:3b:00.0: 0x0001A7D2 |
data1
Jul 17 15:13:31 Lappy kernel: [ 85.320173] iwlwifi 0000:3b:00.0: 0x00001000 |
data2
Jul 17 15:13:31 Lappy kernel: [ 85.320174] iwlwifi 0000:3b:00.0: 0xE0000008 |
data3
Jul 17 15:13:31 Lappy kernel: [ 85.320176] iwlwifi 0000:3b:00.0: 0x00000000 |
beacon time
Jul 17 15:13:31 Lappy kernel: [ 85.320177] iwlwifi 0000:3b:00.0: 0x0003ED44 |
tsf low
Jul 17 15:13:31 Lappy kernel: [ 85.320178] iwlwifi 0000:3b:00.0: 0x00000000 |
tsf hi
Jul 17 15:13:31 Lappy kernel: [ 85.320180] iwlwifi 0000:3b:00.0: 0x00000000 |
time gp1
Jul 17 15:13:31 Lappy kernel: [ 85.320181] iwlwifi 0000:3b:00.0: 0x0003ED44 |
time gp2
Jul 17 15:13:31 Lappy kernel: [ 85.320182] iwlwifi 0000:3b:00.0: 0x00000001 |
uCode revision type
Jul 17 15:13:31 Lappy kernel: [ 85.320183] iwlwifi 0000:3b:00.0: 0x0000002E |
uCode version major
Jul 17 15:13:31 Lappy kernel: [ 85.320185] iwlwifi 0000:3b:00.0: 0xA41ADFE7 |
uCode version minor
Jul 17 15:13:31 Lappy kernel: [ 85.320186] iwlwifi 0000:3b:00.0: 0x00000321 |
hw version
Jul 17 15:13:31 Lappy kernel: [ 85.320187] iwlwifi 0000:3b:00.0: 0x00489004 |
board version
Jul 17 15:13:31 Lappy kernel: [ 85.320188] iwlwifi 0000:3b:00.0: 0x00240405 |
hcmd
Jul 17 15:13:31 Lappy kernel: [ 85.320190] iwlwifi 0000:3b:00.0: 0x00022000 |
isr0
Jul 17 15:13:31 Lappy kernel: [ 85.320191] iwlwifi 0000:3b:00.0: 0x00000000 |
isr1
Jul 17 15:13:31 Lappy kernel: [ 85.320192] iwlwifi 0000:3b:00.0: 0x20001802 |
isr2
Jul 17 15:13:31 Lappy kernel: [ 85.320193] iwlwifi 0000:3b:00.0: 0x404000C0 |
isr3
Jul 17 15:13:31 Lappy kernel: [ 85.320195] iwlwifi 0000:3b:00.0: 0x00000000 |
isr4
Jul 17 15:13:31 Lappy kernel: [ 85.320196] iwlwifi 0000:3b:00.0: 0x00240405 |
last cmd Id
Jul 17 15:13:31 Lappy kernel: [ 85.320197] iwlwifi 0000:3b:00.0: 0x0001A7D2 |
wait_event
Jul 17 15:13:31 Lappy kernel: [ 85.320198] iwlwifi 0000:3b:00.0: 0x00000000 |
l2p_control
Jul 17 15:13:31 Lappy kernel: [ 85.320199] iwlwifi 0000:3b:00.0: 0x00000020 |
l2p_duration
Jul 17 15:13:31 Lappy kernel: [ 85.320200] iwlwifi 0000:3b:00.0: 0x00000000 |
l2p_mhvalid
Jul 17 15:13:31 Lappy kernel: [ 85.320202] iwlwifi 0000:3b:00.0: 0x00000000 |
l2p_addr_match
Jul 17 15:13:31 Lappy kernel: [ 85.320203] iwlwifi 0000:3b:00.0: 0x0000000D |
lmpm_pmg_sel
Jul 17 15:13:31 Lappy kernel: [ 85.320204] iwlwifi 0000:3b:00.0: 0x19062027 |
timestamp
Jul 17 15:13:31 Lappy kernel: [ 85.320206] iwlwifi 0000:3b:00.0: 0x00001840 |
flow_handler
Jul 17 15:13:31 Lappy kernel: [ 85.320768] iwlwifi 0000:3b:00.0: Start IWL
Error Log Dump:
Jul 17 15:13:31 Lappy kernel: [ 85.320772] iwlwifi 0000:3b:00.0: Status:
0x00000080, count: 7
Jul 17 15:13:31 Lappy kernel: [ 85.320776] iwlwifi 0000:3b:00.0: 0x20000034 |
NMI_INTERRUPT_WDG
Jul 17 15:13:31 Lappy kernel: [ 85.320779] iwlwifi 0000:3b:00.0: 0x00000000 |
umac branchlink1
Jul 17 15:13:31 Lappy kernel: [ 85.320783] iwlwifi 0000:3b:00.0: 0xC008887A |
umac branchlink2
Jul 17 15:13:31 Lappy kernel: [ 85.320786] iwlwifi 0000:3b:00.0: 0xC0084C80 |
umac interruptlink1
Jul 17 15:13:31 Lappy kernel: [ 85.320789] iwlwifi 0000:3b:00.0: 0xC0080708 |
umac interruptlink2
Jul 17 15:13:31 Lappy kernel: [ 85.320793] iwlwifi 0000:3b:00.0: 0x00000400 |
umac data1
Jul 17 15:13:31 Lappy kernel: [ 85.320796] iwlwifi 0000:3b:00.0: 0xC0080708 |
umac data2
Jul 17 15:13:31 Lappy kernel: [ 85.320800] iwlwifi 0000:3b:00.0: 0xDEADBEEF |
umac data3
Jul 17 15:13:31 Lappy kernel: [ 85.320804] iwlwifi 0000:3b:00.0: 0x0000002E |
umac major
Jul 17 15:13:31 Lappy kernel: [ 85.320805] iwlwifi 0000:3b:00.0: 0xA41ADFE7 |
umac minor
Jul 17 15:13:31 Lappy kernel: [ 85.320807] iwlwifi 0000:3b:00.0: 0x0003ED2B |
frame pointer
Jul 17 15:13:31 Lappy kernel: [ 85.320810] iwlwifi 0000:3b:00.0: 0xC0886C44 |
stack pointer
Jul 17 15:13:31 Lappy kernel: [ 85.320813] iwlwifi 0000:3b:00.0: 0x00240405 |
last host cmd
Jul 17 15:13:31 Lappy kernel: [ 85.320814] iwlwifi 0000:3b:00.0: 0x00004008 |
isr status reg
Jul 17 15:13:31 Lappy kernel: [ 85.320988] iwlwifi 0000:3b:00.0: Fseq
Registers:
Jul 17 15:13:31 Lappy kernel: [ 85.321039] iwlwifi 0000:3b:00.0: 0xA8211AA1 |
FSEQ_ERROR_CODE
Jul 17 15:13:31 Lappy kernel: [ 85.321092] iwlwifi 0000:3b:00.0: 0x00000000 |
FSEQ_TOP_INIT_VERSION
Jul 17 15:13:31 Lappy kernel: [ 85.321145] iwlwifi 0000:3b:00.0: 0xB944C8F9 |
FSEQ_CNVIO_INIT_VERSION
Jul 17 15:13:31 Lappy kernel: [ 85.321198] iwlwifi 0000:3b:00.0: 0x0000A371 |
FSEQ_OTP_VERSION
Jul 17 15:13:31 Lappy kernel: [ 85.321251] iwlwifi 0000:3b:00.0: 0x7C907AAE |
FSEQ_TOP_CONTENT_VERSION
Jul 17 15:13:31 Lappy kernel: [ 85.321304] iwlwifi 0000:3b:00.0: 0xDA4530B8 |
FSEQ_ALIVE_TOKEN
Jul 17 15:13:31 Lappy kernel: [ 85.321356] iwlwifi 0000:3b:00.0: 0x653524CD |
FSEQ_CNVI_ID
Jul 17 15:13:31 Lappy kernel: [ 85.321409] iwlwifi 0000:3b:00.0: 0x0ECAA810 |
FSEQ_CNVR_ID
Jul 17 15:13:31 Lappy kernel: [ 85.321462] iwlwifi 0000:3b:00.0: 0x01000200 |
CNVI_AUX_MISC_CHIP
Jul 17 15:13:31 Lappy kernel: [ 85.321517] iwlwifi 0000:3b:00.0: 0x01300202 |
CNVR_AUX_MISC_CHIP
Jul 17 15:13:31 Lappy kernel: [ 85.321572] iwlwifi 0000:3b:00.0: 0x0000485B |
CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
Jul 17 15:13:31 Lappy kernel: [ 85.321677] iwlwifi 0000:3b:00.0: 0x0BADCAFE |
CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
Jul 17 15:13:31 Lappy kernel: [ 85.321731] iwlwifi 0000:3b:00.0: Collecting
data: trigger 2 fired.
Jul 17 15:13:31 Lappy kernel: [ 85.321735] ieee80211 phy0: Hardware restart
was requested
Jul 17 15:13:31 Lappy kernel: [ 85.321747] iwlwifi 0000:3b:00.0: iwlwifi
transaction failed, dumping registers
Jul 17 15:13:31 Lappy kernel: [ 85.321749] iwlwifi 0000:3b:00.0: iwlwifi
device config registers:
Jul 17 15:13:31 Lappy kernel: [ 85.322632] iwlwifi 0000:3b:00.0: 00000000:
25268086 00100406 02800029 00000010 ed400004 00000000 00000000 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.322636] iwlwifi 0000:3b:00.0: 00000020:
00000000 00000000 00000000 40108086 00000000 000000c8 00000000 000001ff
Jul 17 15:13:31 Lappy kernel: [ 85.322637] iwlwifi 0000:3b:00.0: iwlwifi
device memory mapped registers:
Jul 17 15:13:31 Lappy kernel: [ 85.323220] iwlwifi 0000:3b:00.0: 00000000:
00489004 00000040 00000000 00000000 00000000 00000000 00027e1f 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.323223] iwlwifi 0000:3b:00.0: 00000020:
00000000 0c040005 00000321 d55555d5 d55555d5 d55555d5 80008040 041f0042
Jul 17 15:13:31 Lappy kernel: [ 85.323345] iwlwifi 0000:3b:00.0: iwlwifi
device AER capability structure:
Jul 17 15:13:31 Lappy kernel: [ 85.323904] iwlwifi 0000:3b:00.0: 00000000:
14c10001 00000000 00000000 00462031 00000000 00002000 00000000 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.323906] iwlwifi 0000:3b:00.0: 00000020:
00000000 00000000 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.323908] iwlwifi 0000:3b:00.0: iwlwifi
parent port (0000:00:1c.0) config registers:
Jul 17 15:13:31 Lappy kernel: [ 85.323945] iwlwifi 0000:00:1c.0: 00000000:
a3388086 00100407 060400f0 00810010 00000000 00000000 003b3b00 200000f0
Jul 17 15:13:31 Lappy kernel: [ 85.323947] iwlwifi 0000:00:1c.0: 00000020:
ed40ed40 0001fff1 00000000 00000000 00000000 00000040 00000000 001201ff
Jul 17 15:13:31 Lappy kernel: [ 85.323951] iwlwifi 0000:3b:00.0: iwlwifi root
port (0000:00:1c.0) AER cap structure:
Jul 17 15:13:31 Lappy kernel: [ 85.323969] iwlwifi 0000:00:1c.0: 00000000:
14010001 00000000 00010000 00060011 00000000 00002000 00000000 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.323971] iwlwifi 0000:00:1c.0: 00000020:
00000000 00000000 00000000 00000000 00000000 00000000
Jul 17 15:13:31 Lappy kernel: [ 85.323973] iwlwifi 0000:3b:00.0: FW error in
SYNC CMD GEO_TX_POWER_LIMIT
Jul 17 15:13:31 Lappy kernel: [ 85.323976] CPU: 9 PID: 1350 Comm:
NetworkManager Tainted: P OE 5.2.0-8-generic #9-Ubuntu
Jul 17 15:13:31 Lappy kernel: [ 85.323976] Hardware name: Dell Inc. Precision
5530/0NFGCT, BIOS 1.11.2 05/29/2019
Jul 17 15:13:31 Lappy kernel: [ 85.323977] Call Trace:
Jul 17 15:13:31 Lappy kernel: [ 85.323983] dump_stack+0x63/0x8a
Jul 17 15:13:31 Lappy kernel: [ 85.323994]
iwl_pcie_send_hcmd_sync+0x497/0x4b0 [iwlwifi]
Jul 17 15:13:31 Lappy kernel: [ 85.323997] ? wait_woken+0x80/0x80
Jul 17 15:13:31 Lappy kernel: [ 85.324003]
iwl_trans_pcie_send_hcmd+0x34/0xf0 [iwlwifi]
Jul 17 15:13:31 Lappy kernel: [ 85.324010] iwl_trans_send_cmd+0x59/0xc0
[iwlwifi]
Jul 17 15:13:31 Lappy kernel: [ 85.324017] iwl_mvm_send_cmd+0x30/0xa0
[iwlmvm]
Jul 17 15:13:31 Lappy kernel: [ 85.324022] iwl_mvm_send_cmd_pdu+0x51/0x70
[iwlmvm]
Jul 17 15:13:31 Lappy kernel: [ 85.324027] iwl_mvm_up+0x99f/0xa30 [iwlmvm]
Jul 17 15:13:31 Lappy kernel: [ 85.324033] __iwl_mvm_mac_start+0x1b2/0x2c0
[iwlmvm]
Jul 17 15:13:31 Lappy kernel: [ 85.324038] iwl_mvm_mac_start+0x4a/0x120
[iwlmvm]
Jul 17 15:13:31 Lappy kernel: [ 85.324040] ? skb_dequeue+0x5a/0x70
Jul 17 15:13:31 Lappy kernel: [ 85.324054] drv_start+0x48/0x100 [mac80211]
Jul 17 15:13:31 Lappy kernel: [ 85.324067] ieee80211_do_open+0x21a/0x860
[mac80211]
Jul 17 15:13:31 Lappy kernel: [ 85.324079] ieee80211_open+0x52/0x60
[mac80211]
Jul 17 15:13:31 Lappy kernel: [ 85.324082] __dev_open+0xd4/0x170
Jul 17 15:13:31 Lappy kernel: [ 85.324084] __dev_change_flags+0x191/0x1f0
Jul 17 15:13:31 Lappy kernel: [ 85.324086] dev_change_flags+0x26/0x60
Jul 17 15:13:31 Lappy kernel: [ 85.324087] do_setlink+0x82e/0x970
Jul 17 15:13:31 Lappy kernel: [ 85.324090] ? __nla_parse+0x23/0x30
Jul 17 15:13:31 Lappy kernel: [ 85.324091] ? cpumask_next+0x1b/0x20
Jul 17 15:13:31 Lappy kernel: [ 85.324094] ?
__snmp6_fill_stats64.isra.0+0xe7/0x110
Jul 17 15:13:31 Lappy kernel: [ 85.324095] ? __nla_validate_parse+0x42/0x150
Jul 17 15:13:31 Lappy kernel: [ 85.324097] __rtnl_newlink+0x580/0x970
Jul 17 15:13:31 Lappy kernel: [ 85.324099] ? __nla_put+0x20/0x30
Jul 17 15:13:31 Lappy kernel: [ 85.324102] ?
__kmalloc_node_track_caller+0x1e1/0x2b0
Jul 17 15:13:31 Lappy kernel: [ 85.324103] ? pskb_expand_head+0x75/0x2d0
Jul 17 15:13:31 Lappy kernel: [ 85.324104] ?
__kmalloc_reserve.isra.0+0x31/0x90
Jul 17 15:13:31 Lappy kernel: [ 85.324106] ? security_sock_rcv_skb+0x39/0x50
Jul 17 15:13:31 Lappy kernel: [ 85.324108] ? sk_filter_trim_cap+0x48/0x220
Jul 17 15:13:31 Lappy kernel: [ 85.324110] ? skb_queue_tail+0x43/0x50
Jul 17 15:13:31 Lappy kernel: [ 85.324111] ? __netlink_sendskb+0x42/0x50
Jul 17 15:13:31 Lappy kernel: [ 85.324114] ? security_capable+0x47/0x70
Jul 17 15:13:31 Lappy kernel: [ 85.324116] ? _cond_resched+0x19/0x30
Jul 17 15:13:31 Lappy kernel: [ 85.324117] ?
kmem_cache_alloc_trace+0x155/0x1d0
Jul 17 15:13:31 Lappy kernel: [ 85.324118] rtnl_newlink+0x49/0x70
Jul 17 15:13:31 Lappy kernel: [ 85.324119] rtnetlink_rcv_msg+0x2c0/0x380
Jul 17 15:13:31 Lappy kernel: [ 85.324122] ? sprintf+0x56/0x70
Jul 17 15:13:31 Lappy kernel: [ 85.324123] ? rtnl_calcit.isra.0+0x100/0x100
Jul 17 15:13:31 Lappy kernel: [ 85.324124] netlink_rcv_skb+0x50/0x120
Jul 17 15:13:31 Lappy kernel: [ 85.324126] rtnetlink_rcv+0x15/0x20
Jul 17 15:13:31 Lappy kernel: [ 85.324128] netlink_unicast+0x187/0x220
Jul 17 15:13:31 Lappy kernel: [ 85.324129] netlink_sendmsg+0x204/0x3c0
Jul 17 15:13:31 Lappy kernel: [ 85.324131] sock_sendmsg+0x56/0x60
Jul 17 15:13:31 Lappy kernel: [ 85.324132] ___sys_sendmsg+0x2ae/0x320
Jul 17 15:13:31 Lappy kernel: [ 85.324134] ? netdev_run_todo+0x61/0x2a0
Jul 17 15:13:31 Lappy kernel: [ 85.324136] ? rtnl_unlock+0xe/0x10
Jul 17 15:13:31 Lappy kernel: [ 85.324138] ?
addrconf_sysctl_forward+0x111/0x280
Jul 17 15:13:31 Lappy kernel: [ 85.324141] ? __fget_light+0x57/0x70
Jul 17 15:13:31 Lappy kernel: [ 85.324142] __sys_sendmsg+0x5c/0xa0
Jul 17 15:13:31 Lappy kernel: [ 85.324144] __x64_sys_sendmsg+0x1f/0x30
Jul 17 15:13:31 Lappy kernel: [ 85.324146] do_syscall_64+0x5a/0x140
Jul 17 15:13:31 Lappy kernel: [ 85.324148]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 17 15:13:31 Lappy kernel: [ 85.324150] RIP: 0033:0x7f65843e75b7
Jul 17 15:13:31 Lappy kernel: [ 85.324152] Code: c3 66 90 41 54 41 89 d4 55
48 89 f5 53 89 fb 48 83 ec 10 e8 eb ec ff ff 44 89 e2 48 89 ee 89 df 41 89 c0
b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 24 ed
ff ff 48
Jul 17 15:13:31 Lappy kernel: [ 85.324153] RSP: 002b:00007ffdc089ca10 EFLAGS:
00000293 ORIG_RAX: 000000000000002e
Jul 17 15:13:31 Lappy kernel: [ 85.324154] RAX: ffffffffffffffda RBX:
000000000000000a RCX: 00007f65843e75b7
Jul 17 15:13:31 Lappy kernel: [ 85.324155] RDX: 0000000000000000 RSI:
00007ffdc089ca60 RDI: 000000000000000a
Jul 17 15:13:31 Lappy kernel: [ 85.324155] RBP: 00007ffdc089ca60 R08:
0000000000000000 R09: 0000000000000000
Jul 17 15:13:31 Lappy kernel: [ 85.324156] R10: 00007f65843ccca0 R11:
0000000000000293 R12: 0000000000000000
Jul 17 15:13:31 Lappy kernel: [ 85.324156] R13: 0000000000000000 R14:
00007ffdc089cc18 R15: 00007ffdc089cc0c
Jul 17 15:13:31 Lappy kernel: [ 85.324183] iwlwifi 0000:3b:00.0: Firmware not
running - cannot dump error
Jul 17 15:13:31 Lappy NetworkManager[1350]: <warn> [1563401611.0974]
platform-linux: do-change-link[2]: failure changing link: failure 5
(Input/output error)
Jul 17 15:13:31 Lappy NetworkManager[1350]: <warn> [1563401611.0995] Error:
failed to open /run/network/ifstate
The above error repeats over and over as the driver keeps trying to
reload.
** Affects: linux-signed (Ubuntu)
Importance: Undecided
Status: New
** Tags: 5.2.0-8-generic iwlwifi linux-firmware
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https://bugs.launchpad.net/bugs/1836986
Title:
Kernel 5.2.0-8: iwlwifi Microcode SW error detected Wireless-AC 9260
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