I can't reproduce the NULL pointer deref problem after doing a kernel
upgrade. So marking it as fixed.
** Changed in: linux (Ubuntu Eoan)
Status: Incomplete => Fix Released
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https://bugs.launchpad.net/bugs/1850617
Title:
BUG: kernel NULL pointer dereference, address: 0000000000000518
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Eoan:
Fix Released
Bug description:
The kernel throws the following oops after upgrading to Eoan:
Oct 30 10:12:09 gollum kernel: [ 101.984034] usb 1-8: new high-speed USB
device number 8 using xhci_hcd
Oct 30 10:12:09 gollum kernel: [ 102.135321] usb 1-8: New USB device found,
idVendor=05e3, idProduct=0610, bcdDevice=52.10
Oct 30 10:12:09 gollum kernel: [ 102.135326] usb 1-8: New USB device
strings: Mfr=1, Product=2, SerialNumber=0
Oct 30 10:12:09 gollum kernel: [ 102.135330] usb 1-8: Product: USB2.0 Hub
Oct 30 10:12:09 gollum kernel: [ 102.135332] usb 1-8: Manufacturer:
GenesysLogic
Oct 30 10:12:09 gollum kernel: [ 102.138680] hub 1-8:1.0: USB hub found
Oct 30 10:12:09 gollum kernel: [ 102.138964] hub 1-8:1.0: 3 ports detected
Oct 30 10:12:09 gollum kernel: [ 102.452067] usb 1-8.3: new high-speed USB
device number 9 using xhci_hcd
Oct 30 10:12:09 gollum kernel: [ 102.579695] usb 1-8.3: New USB device
found, idVendor=05e3, idProduct=0610, bcdDevice=87.21
Oct 30 10:12:09 gollum kernel: [ 102.579700] usb 1-8.3: New USB device
strings: Mfr=1, Product=2, SerialNumber=0
Oct 30 10:12:09 gollum kernel: [ 102.579704] usb 1-8.3: Product: USB2.0 Hub
Oct 30 10:12:09 gollum kernel: [ 102.579707] usb 1-8.3: Manufacturer:
GenesysLogic
Oct 30 10:12:09 gollum kernel: [ 102.581111] hub 1-8.3:1.0: USB hub found
Oct 30 10:12:09 gollum kernel: [ 102.581409] hub 1-8.3:1.0: 3 ports detected
Oct 30 10:12:09 gollum kernel: [ 102.832063] usb 1-8.1: new full-speed USB
device number 10 using xhci_hcd
Oct 30 10:12:10 gollum kernel: [ 102.957527] usb 1-8.1: device descriptor
read/all, error -71
Oct 30 10:12:10 gollum kernel: [ 102.958076] BUG: kernel NULL pointer
dereference, address: 0000000000000518
Oct 30 10:12:10 gollum kernel: [ 102.958084] #PF: supervisor read access in
kernel mode
Oct 30 10:12:10 gollum kernel: [ 102.958087] #PF: error_code(0x0000) -
not-present page
Oct 30 10:12:10 gollum kernel: [ 102.958091] PGD 0 P4D 0
Oct 30 10:12:10 gollum kernel: [ 102.958097] Oops: 0000 [#1] SMP PTI
Oct 30 10:12:10 gollum kernel: [ 102.958104] CPU: 3 PID: 182 Comm:
kworker/3:1 Not tainted 5.3.0-19-generic #20-Ubuntu
Oct 30 10:12:10 gollum kernel: [ 102.958107] Hardware name: HP HP Pavilion
Desktop PC 570-p0XX/82F2, BIOS F.03 01/09/2017
Oct 30 10:12:10 gollum kernel: [ 102.958118] Workqueue: events hub_tt_work
Oct 30 10:12:10 gollum kernel: [ 102.958126] RIP:
0010:xhci_clear_tt_buffer_complete+0x37/0xd0
Oct 30 10:12:10 gollum kernel: [ 102.958131] Code: 41 55 49 89 f5 41 54 53
48 89 fb 48 83 ec 08 e8 0f a5 fb ff 85 c0 75 07 48 8b 9b 28 02 00 00 49 8b 45
28 4c 8d a3 60 02 00 00 <8b> b0 18 05 00 00 41 f6 45 03 03 75 6a 45 0f b6 6d 02
41 83 e5 0f
Oct 30 10:12:10 gollum kernel: [ 102.958135] RSP: 0018:ffffb54cc0367de8
EFLAGS: 00010202
Oct 30 10:12:10 gollum kernel: [ 102.958139] RAX: 0000000000000000 RBX:
ffff946eadffe000 RCX: 000000000000238d
Oct 30 10:12:10 gollum kernel: [ 102.958143] RDX: 000000000000238c RSI:
ffff946ea067f850 RDI: ffff946eadffe000
Oct 30 10:12:10 gollum kernel: [ 102.958146] RBP: ffffb54cc0367e18 R08:
0000000000000000 R09: 00000018288316c2
Oct 30 10:12:10 gollum kernel: [ 102.958149] R10: 00000017f91117c2 R11:
ffff946eb00ea0c4 R12: ffff946eadffe260
Oct 30 10:12:10 gollum kernel: [ 102.958151] R13: ffff946ea067f850 R14:
ffff946ea3d25800 R15: dead000000000100
Oct 30 10:12:10 gollum kernel: [ 102.958155] FS: 0000000000000000(0000)
GS:ffff946eb00c0000(0000) knlGS:0000000000000000
Oct 30 10:12:10 gollum kernel: [ 102.958159] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Oct 30 10:12:10 gollum kernel: [ 102.958162] CR2: 0000000000000518 CR3:
00000001fb20a005 CR4: 00000000003606e0
Oct 30 10:12:10 gollum kernel: [ 102.958165] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Oct 30 10:12:10 gollum kernel: [ 102.958168] DR3: 0000000000000000 DR6:
00000000fffe0ff0 DR7: 0000000000000400
Oct 30 10:12:10 gollum kernel: [ 102.958170] Call Trace:
Oct 30 10:12:10 gollum kernel: [ 102.958181] hub_tt_work+0x6e/0x180
Oct 30 10:12:10 gollum kernel: [ 102.958189] process_one_work+0x1db/0x380
Oct 30 10:12:10 gollum kernel: [ 102.958194] worker_thread+0x4d/0x400
Oct 30 10:12:10 gollum kernel: [ 102.958202] kthread+0x104/0x140
Oct 30 10:12:10 gollum kernel: [ 102.958207] ? process_one_work+0x380/0x380
Oct 30 10:12:10 gollum kernel: [ 102.958213] ? kthread_park+0x80/0x80
Oct 30 10:12:10 gollum kernel: [ 102.958221] ret_from_fork+0x35/0x40
Oct 30 10:12:10 gollum kernel: [ 102.958226] Modules linked in: xt_CHECKSUM
xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp ip6table_mangle
ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6
nf_defrag_ipv4 ebtable_filter ebtables ip6table_filter ip6_tables
iptable_filter bpfilter bridge stp llc overlay bnep ipmi_devintf
ipmi_msghandler binfmt_misc snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic ledtrig_audio intel_rapl_msr intel_rapl_common
x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
nls_iso8859_1 snd_hda_intel snd_hda_codec crct10dif_pclmul snd_usb_audio
snd_hda_core snd_usbmidi_lib snd_hwdep crc32_pclmul ghash_clmulni_intel snd_pcm
iwlmvm snd_seq_midi snd_seq_midi_event snd_rawmidi uvcvideo mac80211
videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_seq btusb btrtl libarc4
aesni_intel btbcm snd_seq_device videobuf2_common iwlwifi aes_x86_64 btintel
mei_hdcp i915 snd_timer crypto_simd cryptd videodev bluetooth glue_helper snd
hp_wmi
Oct 30 10:12:10 gollum kernel: [ 102.958285] intel_cstate drm_kms_helper
intel_rapl_perf mc serio_raw input_leds wmi_bmof sparse_keymap cfg80211
ecdh_generic intel_wmi_thunderbolt soundcore 8250_dw ecc drm mei_me
i2c_algo_bit fb_sys_fops mei syscopyarea sysfillrect sysimgblt idma64 virt_dma
mac_hid acpi_pad sch_fq_codel parport_pc ppdev lp parport sunrpc ip_tables
x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov
async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0
multipath linear hid_generic usbhid ums_realtek hid uas usb_storage nvme
psmouse nvme_core ahci r8169 i2c_i801 intel_lpss_pci realtek libahci intel_lpss
wmi pinctrl_sunrisepoint video pinctrl_intel
Oct 30 10:12:10 gollum kernel: [ 102.958340] CR2: 0000000000000518
Oct 30 10:12:10 gollum kernel: [ 102.958345] ---[ end trace 8a8823de293391a7
]---
Oct 30 10:12:10 gollum kernel: [ 102.958350] RIP:
0010:xhci_clear_tt_buffer_complete+0x37/0xd0
Oct 30 10:12:10 gollum kernel: [ 102.958355] Code: 41 55 49 89 f5 41 54 53
48 89 fb 48 83 ec 08 e8 0f a5 fb ff 85 c0 75 07 48 8b 9b 28 02 00 00 49 8b 45
28 4c 8d a3 60 02 00 00 <8b> b0 18 05 00 00 41 f6 45 03 03 75 6a 45 0f b6 6d 02
41 83 e5 0f
Oct 30 10:12:10 gollum kernel: [ 102.958358] RSP: 0018:ffffb54cc0367de8
EFLAGS: 00010202
Oct 30 10:12:10 gollum kernel: [ 102.958362] RAX: 0000000000000000 RBX:
ffff946eadffe000 RCX: 000000000000238d
Oct 30 10:12:10 gollum kernel: [ 102.958364] RDX: 000000000000238c RSI:
ffff946ea067f850 RDI: ffff946eadffe000
Oct 30 10:12:10 gollum kernel: [ 102.958367] RBP: ffffb54cc0367e18 R08:
0000000000000000 R09: 00000018288316c2
Oct 30 10:12:10 gollum kernel: [ 102.958370] R10: 00000017f91117c2 R11:
ffff946eb00ea0c4 R12: ffff946eadffe260
Oct 30 10:12:10 gollum kernel: [ 102.958373] R13: ffff946ea067f850 R14:
ffff946ea3d25800 R15: dead000000000100
Oct 30 10:12:10 gollum kernel: [ 102.958377] FS: 0000000000000000(0000)
GS:ffff946eb00c0000(0000) knlGS:0000000000000000
Oct 30 10:12:10 gollum kernel: [ 102.958380] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Oct 30 10:12:10 gollum kernel: [ 102.958382] CR2: 0000000000000518 CR3:
00000001fb20a005 CR4: 00000000003606e0
Oct 30 10:12:10 gollum kernel: [ 102.958385] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Oct 30 10:12:10 gollum kernel: [ 102.958388] DR3: 0000000000000000 DR6:
00000000fffe0ff0 DR7: 0000000000000400
Oct 30 10:12:10 gollum kernel: [ 103.036085] usb 1-8.3.1: new high-speed USB
device number 11 using xhci_hcd
Oct 30 10:12:10 gollum kernel: [ 103.141359] usb 1-8.3.1: New USB device
found, idVendor=05e3, idProduct=0749, bcdDevice=15.31
Oct 30 10:12:10 gollum kernel: [ 103.141368] usb 1-8.3.1: New USB device
strings: Mfr=3, Product=4, SerialNumber=5
Oct 30 10:12:10 gollum kernel: [ 103.141373] usb 1-8.3.1: Product: USB3.0
Card Reader
Oct 30 10:12:10 gollum kernel: [ 103.141376] usb 1-8.3.1: Manufacturer:
Generic
Oct 30 10:12:10 gollum kernel: [ 103.141380] usb 1-8.3.1: SerialNumber:
000000001531
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