Public bug reported:
Wifi works still, but something goes wrong when the module is being
loaded
[ 3.422638] amdgpu 0000:03:00.0: amdgpu: PSP runtime database doesn't exist
[ 3.426874] [drm] Loading DMUB firmware via PSP: version=0x0101001C
[ 3.427406] [drm] Found VCN firmware Version ENC: 1.16 DEC: 5 VEP: 0
Revision: 3
[ 3.427413] amdgpu 0000:03:00.0: amdgpu: Will use PSP to load VCN firmware
[ 3.464860]
================================================================================
[ 3.464868] UBSAN: invalid-load in
/build/linux-aa0B4d/linux-5.15.0/drivers/net/wireless/mediatek/mt76/dma.c:162:13
[ 3.464872] load of value 228 is not a valid value for type '_Bool'
[ 3.464875] CPU: 14 PID: 467 Comm: systemd-udevd Not tainted
5.15.0-18-generic #18-Ubuntu
[ 3.464877] Hardware name: LENOVO 82N7/LNVNB161216, BIOS H9CN25WW 11/12/2021
[ 3.464878] Call Trace:
[ 3.464879] <TASK>
[ 3.464882] show_stack+0x52/0x58
[ 3.464891] dump_stack_lvl+0x4a/0x5f
[ 3.464896] dump_stack+0x10/0x12
[ 3.464897] ubsan_epilogue+0x9/0x45
[ 3.464899] __ubsan_handle_load_invalid_value.cold+0x44/0x49
[ 3.464901] ? __iommu_dma_map+0x84/0xf0
[ 3.464905] mt76_dma_add_buf.constprop.0.cold+0x23/0x85 [mt76]
[ 3.464911] mt76_dma_rx_fill.isra.0+0x102/0x1f0 [mt76]
[ 3.464916] mt76_dma_init+0xc9/0x150 [mt76]
[ 3.464922] ? mt7921_dma_enable+0x110/0x110 [mt7921e]
[ 3.464929] mt7921_dma_init+0x1e3/0x260 [mt7921e]
[ 3.464934] mt7921_register_device+0x29d/0x510 [mt7921e]
[ 3.464938] mt7921_pci_probe.part.0+0x17f/0x1b0 [mt7921e]
[ 3.464943] mt7921_pci_probe+0x43/0x60 [mt7921e]
[ 3.464947] local_pci_probe+0x4b/0x90
[ 3.464950] pci_device_probe+0x115/0x1f0
[ 3.464952] really_probe+0x21e/0x420
[ 3.464955] __driver_probe_device+0x115/0x190
[ 3.464957] driver_probe_device+0x23/0xc0
[ 3.464959] __driver_attach+0xbd/0x1d0
[ 3.464961] ? __device_attach_driver+0x110/0x110
[ 3.464962] bus_for_each_dev+0x7e/0xc0
[ 3.464965] driver_attach+0x1e/0x20
[ 3.464966] bus_add_driver+0x135/0x200
[ 3.464968] driver_register+0x95/0xf0
[ 3.464970] ? 0xffffffffc0a5a000
[ 3.464971] __pci_register_driver+0x68/0x70
[ 3.464973] mt7921_pci_driver_init+0x23/0x1000 [mt7921e]
[ 3.464977] do_one_initcall+0x48/0x1d0
[ 3.464981] ? kmem_cache_alloc_trace+0x19e/0x2e0
[ 3.464985] do_init_module+0x62/0x280
[ 3.464987] load_module+0xac9/0xbb0
[ 3.464989] __do_sys_finit_module+0xbf/0x120
[ 3.464991] __x64_sys_finit_module+0x18/0x20
[ 3.464993] do_syscall_64+0x5c/0xc0
[ 3.464995] ? do_syscall_64+0x69/0xc0
[ 3.464997] ? syscall_exit_to_user_mode+0x27/0x50
[ 3.464999] ? __x64_sys_lseek+0x18/0x20
[ 3.465002] ? do_syscall_64+0x69/0xc0
[ 3.465003] ? switch_fpu_return+0x56/0xc0
[ 3.465006] ? exit_to_user_mode_prepare+0x92/0xb0
[ 3.465009] ? syscall_exit_to_user_mode+0x27/0x50
[ 3.465011] ? do_syscall_64+0x69/0xc0
[ 3.465012] ? sysvec_reschedule_ipi+0x78/0xe0
[ 3.465014] ? asm_sysvec_reschedule_ipi+0xa/0x20
[ 3.465017] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 3.465018] RIP: 0033:0x7fcf64d52a3d
[ 3.465021] Code: 5b 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 89
f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d c3 53 0f 00 f7 d8 64 89 01 48
[ 3.465023] RSP: 002b:00007ffe34c1d228 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
[ 3.465025] RAX: ffffffffffffffda RBX: 0000563057cff320 RCX: 00007fcf64d52a3d
[ 3.465026] RDX: 0000000000000000 RSI: 00007fcf64ee5441 RDI: 0000000000000013
[ 3.465027] RBP: 0000000000020000 R08: 0000000000000000 R09: 0000000000000002
[ 3.465028] R10: 0000000000000013 R11: 0000000000000246 R12: 00007fcf64ee5441
[ 3.465029] R13: 0000563057be23d0 R14: 0000563057d09640 R15: 0000563057d08b30
[ 3.465030] </TASK>
[ 3.465038]
================================================================================
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-5.15.0-18-generic 5.15.0-18.18
ProcVersionSignature: Ubuntu 5.15.0-18.18-generic 5.15.12
Uname: Linux 5.15.0-18-generic x86_64
ApportVersion: 2.20.11-0ubuntu77
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Sat Feb 19 08:45:39 2022
InstallationDate: Installed on 2022-02-11 (7 days ago)
InstallationMedia: Ubuntu 21.10 "Impish Indri" - Release amd64 (20211012)
MachineType: LENOVO 82N7
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=de_DE.UTF-8
SHELL=/bin/bash
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-5.15.0-18-generic
root=UUID=d1796991-349c-4784-b8c3-e0a2eb2fc132 ro rootflags=subvol=@ quiet
splash resume=UUID=34078276-40b3-44a8-95d9-2d9ff2caa568 mem_sleep_default=deep
vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.15.0-18-generic N/A
linux-backports-modules-5.15.0-18-generic N/A
linux-firmware 20220217.git6342082c-0ubuntu1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/12/2021
dmi.bios.release: 1.25
dmi.bios.vendor: LENOVO
dmi.bios.version: H9CN25WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76463 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 31
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Yoga 7 14ACN6
dmi.ec.firmware.release: 1.25
dmi.modalias:
dmi:bvnLENOVO:bvrH9CN25WW:bd11/12/2021:br1.25:efr1.25:svnLENOVO:pn82N7:pvrYoga714ACN6:rvnLENOVO:rnLNVNB161216:rvrSDK0T76463WIN:cvnLENOVO:ct31:cvrYoga714ACN6:skuLENOVO_MT_82N7_BU_idea_FM_Yoga714ACN6:
dmi.product.family: Yoga 7 14ACN6
dmi.product.name: 82N7
dmi.product.sku: LENOVO_MT_82N7_BU_idea_FM_Yoga 7 14ACN6
dmi.product.version: Yoga 7 14ACN6
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug jammy wayland-session
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https://bugs.launchpad.net/bugs/1961466
Title:
Mediatek Wifi module mt76 creates UBSAN: invalid-load in
...drivers/net/wireless/mediatek/mt76/dma.c:162:13
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