Bug#912936: linux: kernel WARNING in ieee80211_delayed_tailroom_dec
Package: src:linux
Version: 4.18.10-2+b1
Severity: minor
I got the warning you see below, and the WLAN reset after a while.
-- Package-specific info:
** Version:
Linux version 4.18.0-2-amd64 (debian-kernel@lists.debian.org) (gcc version 7.3.0 (Debian 7.3.0-29)) #1 SMP Debian 4.18.10-2 (2018-10-07)
** Command line:
BOOT_IMAGE=/vmlinuz-4.18.0-2-amd64 root=/dev/sda4 ro rootdelay=5 syscall.x32=y vsyscall=emulate net.ifnames=0 kaslr pcie_aspm=force consoleblank=0
** Tainted: W (512)
* Taint on warning.
** Kernel log:
[ 9.549441] EXT4-fs (sda2): mounted filesystem without journal. Opts: auto_da_alloc
[ 9.754104] random: dd: uninitialized urandom read (512 bytes read)
[ 9.877824] tun: Universal TUN/TAP device driver, 1.6
[ 9.886225] systemd-udevd[1084]: link_config: autonegotiation is unset or enabled, the speed and duplex are not writable.
[ 9.891566] systemd-udevd[1084]: Could not generate persistent MAC address for tap4: No such file or directory
[ 9.899906] IPv6: ADDRCONF(NETDEV_UP): tap4: link is not ready
[ 10.646921] random: edac-ctl: uninitialized urandom read (4 bytes read)
[ 10.877000] random: mktemp: uninitialized urandom read (8 bytes read)
[ 10.899966] random: arngc-slrd: uninitialized urandom read (16 bytes read)
[ 22.473625] random: crng init done
[ 44.544893] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 48.923166] wlan0: authenticate with 38:10:d5:48:ea:c0
[ 48.935976] wlan0: send auth to 38:10:d5:48:ea:c0 (try 1/3)
[ 48.943379] wlan0: authenticated
[ 48.947404] wlan0: waiting for beacon from 38:10:d5:48:ea:c0
[ 49.044119] wlan0: associate with 38:10:d5:48:ea:c0 (try 1/3)
[ 49.053519] wlan0: RX AssocResp from 38:10:d5:48:ea:c0 (capab=0x431 status=0 aid=6)
[ 49.083221] wlan0: associated
[ 50.121982] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 70.989126] systemd-udevd[2529]: link_config: autonegotiation is unset or enabled, the speed and duplex are not writable.
[53281.316867] yenta_cardbus 0000:05:00.0: CardBus bridge to [bus 06-07]
[53281.323237] yenta_cardbus 0000:05:00.0: bridge window [io 0x4000-0x40ff]
[53281.329552] yenta_cardbus 0000:05:00.0: bridge window [io 0x4400-0x44ff]
[53281.335692] yenta_cardbus 0000:05:00.0: bridge window [mem 0xd8000000-0xdbffffff pref]
[53281.335704] yenta_cardbus 0000:05:00.0: bridge window [mem 0xc0000000-0xc3ffffff]
[57283.196066] systemd-udevd[375]: Network interface NamePolicy= disabled on kernel command line, ignoring.
[57326.418304] systemd-udevd[375]: Network interface NamePolicy= disabled on kernel command line, ignoring.
[57326.422419] device-mapper: uevent: version 1.0.3
[57326.422665] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com
[65468.521360] atkbd serio0: Unknown key released (translated set 2, code 0x5b on isa0060/serio0).
[65468.521374] atkbd serio0: Use 'setkeycodes 5b <keycode>' to make it known.
[69219.864468] b1: revision 1.1.2.2
[69219.870212] c4: revision 1.1.2.2
[100425.180073] iwl4965 0000:03:00.0: Queue 4 stuck for 2048 ms.
[100425.180097] iwl4965 0000:03:00.0: On demand firmware reload
[100425.184134] iwl4965 0000:03:00.0: Timeout stopping DMA channel 1 [0xa5a5a5a2]
[100425.186121] iwl4965 0000:03:00.0: Timeout stopping DMA channel 3 [0xa5a5a5a2]
[100425.186121] iwl4965 0000:03:00.0: Timeout stopping DMA channel 4 [0xa5a5a5a2]
[100425.186121] iwl4965 0000:03:00.0: Timeout stopping DMA channel 6 [0xa5a5a5a2]
[100425.199265] ieee80211 phy0: Hardware restart was requested
[100425.449449] WARNING: CPU: 1 PID: 15591 at /build/linux-s3QDK1/linux-4.18.10/net/mac80211/key.c:741 ieee80211_enable_keys+0x114/0x120 [mac80211]
[100425.449454] Modules linked in: c4 b1 kernelcapi dm_mod cpuid snd_seq_dummy ctr ccm devlink cpufreq_conservative cpufreq_userspace cpufreq_powersave binfmt_misc nft_counter nft_chain_nat_ipv4 ipt_MASQUERADE nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c nft_compat nf_tables x_tables nfnetlink tun snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_hda_codec_analog snd_hda_codec_generic arc4 ppdev pcmcia iwl4965 coretemp iwlegacy kvm_intel snd_hda_intel snd_hda_codec mac80211 kvm snd_hda_core irqbypass snd_hwdep snd_pcm_oss snd_mixer_oss pcspkr serio_raw iTCO_wdt yenta_socket sg iTCO_vendor_support pcmcia_rsrc pcmcia_core cfg80211 snd_pcm thinkpad_acpi snd_timer nvram snd soundcore ac rfkill battery pcc_cpufreq parport_pc parport button acpi_cpufreq evdev
[100425.449515] ext4 crc16 mbcache jbd2 crc32c_generic fscrypto ecb crypto_simd cryptd glue_helper aes_x86_64 sd_mod ata_generic ahci libahci ata_piix psmouse sdhci_pci i2c_i801 cqhci libata sdhci mmc_core i915 scsi_mod lpc_ich i2c_algo_bit drm_kms_helper video uhci_hcd ehci_pci ehci_hcd drm usbcore e1000e usb_common thermal
[100425.449554] CPU: 1 PID: 15591 Comm: kworker/1:1 Not tainted 4.18.0-2-amd64 #1 Debian 4.18.10-2
[100425.449556] Hardware name: LENOVO 7673AG4/7673AG4, BIOS 7NET30WW (1.11 ) 11/15/2007
[100425.449573] Workqueue: events_freezable ieee80211_restart_work [mac80211]
[100425.449594] RIP: 0010:ieee80211_enable_keys+0x114/0x120 [mac80211]
[100425.449595] Code: 00 00 48 c7 c6 f8 86 c7 c0 48 c7 c7 30 87 c7 c0 c6 05 85 de 06 00 01 e8 1a 97 a3 eb 0f 0b e9 0c ff ff ff 0f 0b 5b 5d 41 5c c3 <0f> 0b e9 2e ff ff ff 0f 1f 44 00 00 66 66 66 66 90 53 48 8b 87 10
[100425.449633] RSP: 0018:ffffb6d643237de0 EFLAGS: 00010206
[100425.449636] RAX: 0000000000000000 RBX: ffff9159efcf0760 RCX: 0000000000000000
[100425.449638] RDX: ffff9159efc8c380 RSI: 0000000000000202 RDI: ffff9159efcf0fd0
[100425.449640] RBP: ffff9159eb8868c0 R08: ffff9159efcf2228 R09: 0000000000000000
[100425.449642] R10: 0000000000000000 R11: 00000000000003a4 R12: ffff9159eb8868c0
[100425.449645] R13: ffff9159efcf0cb0 R14: ffff9159efcf13a0 R15: ffff9159efcf0cb0
[100425.449647] FS: 0000000000000000(0000) GS:ffff9159fbd00000(0000) knlGS:0000000000000000
[100425.449650] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[100425.449652] CR2: 0000563b39ffe818 CR3: 000000018be0a000 CR4: 00000000000006e0
[100425.449654] Call Trace:
[100425.449679] ieee80211_reconfig+0xc7c/0x12e0 [mac80211]
[100425.449685] ? try_to_del_timer_sync+0x4d/0x80
[100425.449701] ieee80211_restart_work+0x9a/0xc0 [mac80211]
[100425.449706] process_one_work+0x195/0x370
[100425.449709] worker_thread+0x30/0x390
[100425.449712] ? process_one_work+0x370/0x370
[100425.449715] kthread+0x113/0x130
[100425.449718] ? kthread_create_worker_on_cpu+0x70/0x70
[100425.449722] ret_from_fork+0x35/0x40
[100425.449725] ---[ end trace 251a3a49ea0d879c ]---
[100425.852235] WARNING: CPU: 0 PID: 18054 at /build/linux-s3QDK1/linux-4.18.10/net/mac80211/key.c:121 decrease_tailroom_need_count+0x63/0x70 [mac80211]
[100425.852244] Modules linked in: c4 b1 kernelcapi dm_mod cpuid snd_seq_dummy ctr ccm devlink cpufreq_conservative cpufreq_userspace cpufreq_powersave binfmt_misc nft_counter nft_chain_nat_ipv4 ipt_MASQUERADE nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c nft_compat nf_tables x_tables nfnetlink tun snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_hda_codec_analog snd_hda_codec_generic arc4 ppdev pcmcia iwl4965 coretemp iwlegacy kvm_intel snd_hda_intel snd_hda_codec mac80211 kvm snd_hda_core irqbypass snd_hwdep snd_pcm_oss snd_mixer_oss pcspkr serio_raw iTCO_wdt yenta_socket sg iTCO_vendor_support pcmcia_rsrc pcmcia_core cfg80211 snd_pcm thinkpad_acpi snd_timer nvram snd soundcore ac rfkill battery pcc_cpufreq parport_pc parport button acpi_cpufreq evdev
[100425.852386] ext4 crc16 mbcache jbd2 crc32c_generic fscrypto ecb crypto_simd cryptd glue_helper aes_x86_64 sd_mod ata_generic ahci libahci ata_piix psmouse sdhci_pci i2c_i801 cqhci libata sdhci mmc_core i915 scsi_mod lpc_ich i2c_algo_bit drm_kms_helper video uhci_hcd ehci_pci ehci_hcd drm usbcore e1000e usb_common thermal
[100425.852468] CPU: 0 PID: 18054 Comm: kworker/0:4 Tainted: G W 4.18.0-2-amd64 #1 Debian 4.18.10-2
[100425.852474] Hardware name: LENOVO 7673AG4/7673AG4, BIOS 7NET30WW (1.11 ) 11/15/2007
[100425.852530] Workqueue: events ieee80211_delayed_tailroom_dec [mac80211]
[100425.852587] RIP: 0010:decrease_tailroom_need_count+0x63/0x70 [mac80211]
[100425.852591] Code: 74 dd 48 8b 90 40 07 00 00 29 b0 a8 03 00 00 48 39 d1 48 8d 82 c0 f8 ff ff 75 e7 8b 97 a8 03 00 00 29 f2 89 97 a8 03 00 00 c3 <0f> 0b eb a8 66 0f 1f 84 00 00 00 00 00 66 66 66 66 90 41 57 41 56
[100425.852693] RSP: 0018:ffffb6d64860fe88 EFLAGS: 00010293
[100425.852702] RAX: 0000000000000000 RBX: ffff9159eb886c70 RCX: ffff9159eda1e5a0
[100425.852708] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff9159eb8868c0
[100425.852714] RBP: ffff9159fbc21500 R08: 000073746e657665 R09: 8080808080808080
[100425.852720] R10: 0000000000000000 R11: fefefefefefefeff R12: ffff9159fbc25300
[100425.852726] R13: 0000000000000000 R14: ffff9159eb886c70 R15: ffff9159eb886c78
[100425.852734] FS: 0000000000000000(0000) GS:ffff9159fbc00000(0000) knlGS:0000000000000000
[100425.852741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[100425.852747] CR2: 00005620f04a79d0 CR3: 000000018be0a000 CR4: 00000000000006f0
[100425.852752] Call Trace:
[100425.852812] ieee80211_delayed_tailroom_dec+0x28/0x40 [mac80211]
[100425.852827] process_one_work+0x195/0x370
[100425.852836] worker_thread+0x30/0x390
[100425.852845] ? process_one_work+0x370/0x370
[100425.852852] kthread+0x113/0x130
[100425.852860] ? kthread_create_worker_on_cpu+0x70/0x70
[100425.852869] ret_from_fork+0x35/0x40
[100425.852878] ---[ end trace 251a3a49ea0d879d ]---
[100427.684398] wlan0: authenticate with 38:10:d5:48:ea:c0
[100427.684480] wlan0: send auth to 38:10:d5:48:ea:c0 (try 1/3)
[100427.690973] wlan0: authenticated
[100427.696088] wlan0: associate with 38:10:d5:48:ea:c0 (try 1/3)
[100427.701840] wlan0: RX AssocResp from 38:10:d5:48:ea:c0 (capab=0x431 status=0 aid=4)
[100427.723217] wlan0: associated
** Model information
sys_vendor: LENOVO
product_name: 7673AG4
product_version: ThinkPad X61
chassis_vendor: LENOVO
chassis_version: Not Available
bios_vendor: LENOVO
bios_version: 7NET30WW (1.11 )
board_vendor: LENOVO
board_name: 7673AG4
board_version: Not Available
** Loaded modules:
c4
b1
kernelcapi
dm_mod
cpuid
snd_seq_dummy
ctr
ccm
devlink
cpufreq_conservative
cpufreq_userspace
cpufreq_powersave
binfmt_misc
nft_counter
nft_chain_nat_ipv4
ipt_MASQUERADE
nf_conntrack_ipv4
nf_defrag_ipv4
nf_nat_ipv4
nf_nat
nf_conntrack
libcrc32c
nft_compat
nf_tables
x_tables
nfnetlink
tun
snd_seq_midi
snd_seq_midi_event
snd_rawmidi
snd_seq
snd_seq_device
snd_hda_codec_analog
snd_hda_codec_generic
arc4
ppdev
pcmcia
iwl4965
coretemp
iwlegacy
kvm_intel
snd_hda_intel
snd_hda_codec
mac80211
kvm
snd_hda_core
irqbypass
snd_hwdep
snd_pcm_oss
snd_mixer_oss
pcspkr
serio_raw
iTCO_wdt
yenta_socket
sg
iTCO_vendor_support
pcmcia_rsrc
pcmcia_core
cfg80211
snd_pcm
thinkpad_acpi
snd_timer
nvram
snd
soundcore
ac
rfkill
battery
pcc_cpufreq
parport_pc
parport
button
acpi_cpufreq
evdev
ext4
crc16
mbcache
jbd2
crc32c_generic
fscrypto
ecb
crypto_simd
cryptd
glue_helper
aes_x86_64
sd_mod
ata_generic
ahci
libahci
ata_piix
psmouse
sdhci_pci
i2c_i801
cqhci
libata
sdhci
mmc_core
i915
scsi_mod
lpc_ich
i2c_algo_bit
drm_kms_helper
video
uhci_hcd
ehci_pci
ehci_hcd
drm
usbcore
e1000e
usb_common
thermal
** Network interface configuration:
-- System Information:
Debian Release: buster/sid
APT prefers unstable-debug
APT policy: (500, 'unstable-debug'), (500, 'buildd-unstable'), (500, 'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386
Kernel: Linux 4.18.0-2-amd64 (SMP w/2 CPU cores)
Locale: LANG=C, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE=C (charmap=UTF-8)
Shell: /bin/sh linked to /bin/lksh
Init: sysvinit (via /sbin/init)
Versions of packages linux-image-4.18.0-2-amd64 depends on:
ii initramfs-tools [linux-initramfs-tool] 0.132
ii kmod 25-1
ii linux-base 4.5
Versions of packages linux-image-4.18.0-2-amd64 recommends:
pn apparmor <none>
ii firmware-linux-free 3.4
ii irqbalance 1.5.0-0.1
Versions of packages linux-image-4.18.0-2-amd64 suggests:
pn debian-kernel-handbook <none>
ii grub-pc 2.02+dfsg1-8
pn linux-doc-4.18 <none>
Versions of packages linux-image-4.18.0-2-amd64 is related to:
ii firmware-amd-graphics 20180825+dfsg-1
pn firmware-atheros <none>
pn firmware-bnx2 <none>
pn firmware-bnx2x <none>
pn firmware-brcm80211 <none>
pn firmware-cavium <none>
pn firmware-intel-sound <none>
pn firmware-intelwimax <none>
pn firmware-ipw2x00 <none>
pn firmware-ivtv <none>
ii firmware-iwlwifi 20180825+dfsg-1
pn firmware-libertas <none>
ii firmware-linux-nonfree 20180825+dfsg-1
ii firmware-misc-nonfree 20180825+dfsg-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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