Comment 42 for bug 1970074

Running on a production desktop, I can’t do any testing.

Sent from my iPhone

> On Sep 9, 2023, at 10:33 AM, Ubuntu Kernel Bot <email address hidden> wrote:
>
> This bug is awaiting verification that the linux-
> aws-5.15/5.15.0-1046.51~20.04.1 kernel in -proposed solves the problem.
> Please test the kernel and update this bug with the results. If the
> problem is solved, change the tag 'verification-needed-focal-linux-
> aws-5.15' to 'verification-done-focal-linux-aws-5.15'. If the problem
> still exists, change the tag 'verification-needed-focal-linux-aws-5.15'
> to 'verification-failed-focal-linux-aws-5.15'.
>
> If verification is not done by 5 working days from today, this fix will
> be dropped from the source code, and this bug will be closed.
>
> See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
> to enable and use -proposed. Thank you!
>
>
> ** Tags added: kernel-spammed-focal-linux-aws-5.15-v2 verification-needed-focal-linux-aws-5.15
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1970074
>
> Title:
> UBSAN: array-index-out-of-bounds in
> /build/linux-9H675w/linux-5.15.0/drivers/ata/libahci.c:968:41
>
> Status in linux package in Ubuntu:
> Confirmed
> Status in linux source package in Jammy:
> Fix Released
>
> Bug description:
> Something wrong with ata driver in dmesg found:
>
> [ 1.980693] kernel: ================================================================================
> [ 1.980699] kernel: fbcon: Taking over console
> [ 1.980703] kernel: UBSAN: array-index-out-of-bounds in /build/linux-9H675w/linux-5.15.0/drivers/ata/libahci.c:968:41
> [ 1.980709] kernel: index 15 is out of range for type 'ahci_em_priv [8]'
> [ 1.980713] kernel: CPU: 0 PID: 209 Comm: scsi_eh_8 Not tainted 5.15.0-25-generic #25-Ubuntu
> [ 1.980716] kernel: Hardware name: System manufacturer System Product Name/P5Q3, BIOS 1102 06/11/2010
> [ 1.980718] kernel: Call Trace:
> [ 1.980721] kernel: <TASK>
> [ 1.980723] kernel: show_stack+0x52/0x58
> [ 1.980729] kernel: dump_stack_lvl+0x4a/0x5f
> [ 1.980734] kernel: dump_stack+0x10/0x12
> [ 1.980736] kernel: ubsan_epilogue+0x9/0x45
> [ 1.980739] kernel: __ubsan_handle_out_of_bounds.cold+0x44/0x49
> [ 1.980742] kernel: ahci_qc_issue+0x166/0x170 [libahci]
> [ 1.980748] kernel: ata_qc_issue+0x135/0x240
> [ 1.980752] kernel: ata_exec_internal_sg+0x2c4/0x580
> [ 1.980754] kernel: ? vprintk_default+0x1d/0x20
> [ 1.980759] kernel: ata_exec_internal+0x67/0xa0
> [ 1.980762] kernel: sata_pmp_read+0x8d/0xc0
> [ 1.980765] kernel: sata_pmp_read_gscr+0x3c/0x90
> [ 1.980768] kernel: sata_pmp_attach+0x8b/0x310
> [ 1.980771] kernel: ata_eh_revalidate_and_attach+0x28c/0x4b0
> [ 1.980775] kernel: ata_eh_recover+0x6b6/0xb30
> [ 1.980778] kernel: ? ahci_do_hardreset+0x180/0x180 [libahci]
> [ 1.980783] kernel: ? ahci_stop_engine+0xb0/0xb0 [libahci]
> [ 1.980787] kernel: ? ahci_do_softreset+0x290/0x290 [libahci]
> [ 1.980792] kernel: ? trace_event_raw_event_ata_eh_link_autopsy_qc+0xe0/0xe0
> [ 1.980795] kernel: sata_pmp_eh_recover.isra.0+0x214/0x560
> [ 1.980799] kernel: sata_pmp_error_handler+0x23/0x40
> [ 1.980802] kernel: ahci_error_handler+0x43/0x80 [libahci]
> [ 1.980806] kernel: ata_scsi_port_error_handler+0x2b1/0x600
> [ 1.980810] kernel: ata_scsi_error+0x9c/0xd0
> [ 1.980813] kernel: scsi_error_handler+0xa1/0x180
> [ 1.980817] kernel: ? scsi_unjam_host+0x1c0/0x1c0
> [ 1.980820] kernel: kthread+0x12a/0x150
> [ 1.980823] kernel: ? set_kthread_struct+0x50/0x50
> [ 1.980826] kernel: ret_from_fork+0x22/0x30
> [ 1.980831] kernel: </TASK>
>
> ProblemType: Bug
> DistroRelease: Ubuntu 22.04
> Package: linux-image-5.15.0-25-generic 5.15.0-25.25
> ProcVersionSignature: Ubuntu 5.15.0-25.25-generic 5.15.30
> Uname: Linux 5.15.0-25-generic x86_64
> ApportVersion: 2.20.11-0ubuntu82
> Architecture: amd64
> AudioDevicesInUse:
> USER PID ACCESS COMMAND
> /dev/snd/controlC0: eugene 16798 F.... pulseaudio
> /dev/snd/pcmC0D0p: eugene 16798 F...m pulseaudio
> /dev/snd/controlC1: eugene 16798 F.... pulseaudio
> CasperMD5CheckResult: unknown
> CurrentDesktop: KDE
> Date: Sun Apr 24 05:13:34 2022
> HibernationDevice: RESUME=UUID=7e115b53-56a4-444f-bd93-6ad4f15c4a61
> InstallationDate: Installed on 2019-04-13 (1106 days ago)
> InstallationMedia: Kubuntu 19.04 "Disco Dingo" - Alpha amd64 (20190326.1)
> IwConfig:
> lo no wireless extensions.
>
> enp2s0 no wireless extensions.
>
> virbr0 no wireless extensions.
> MachineType: System manufacturer System Product Name
> ProcEnviron:
> LANGUAGE=
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=uk_UA.UTF-8
> SHELL=/bin/bash
> ProcFB: 0 radeondrmfb
> ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-5.15.0-25-generic root=UUID=d87288b4-dbdd-4448-8088-4ebb6ed6cf33 ro rootflags=subvol=@ quiet splash vt.handoff=7
> RelatedPackageVersions:
> linux-restricted-modules-5.15.0-25-generic N/A
> linux-backports-modules-5.15.0-25-generic N/A
> linux-firmware 20220329.git681281e4-0ubuntu1
> RfKill:
>
> SourcePackage: linux
> UpgradeStatus: Upgraded to jammy on 2022-04-22 (1 days ago)
> dmi.bios.date: 06/11/2010
> dmi.bios.release: 11.2
> dmi.bios.vendor: American Megatrends Inc.
> dmi.bios.version: 1102
> dmi.board.asset.tag: To Be Filled By O.E.M.
> dmi.board.name: P5Q3
> dmi.board.vendor: ASUSTeK Computer INC.
> dmi.board.version: Rev 1.xx
> dmi.chassis.asset.tag: Asset-1234567890
> dmi.chassis.type: 3
> dmi.chassis.vendor: Chassis Manufacture
> dmi.chassis.version: Chassis Version
> dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1102:bd06/11/2010:br11.2:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5Q3:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:skuToBeFilledByO.E.M.:
> dmi.product.family: To Be Filled By O.E.M.
> dmi.product.name: System Product Name
> dmi.product.sku: To Be Filled By O.E.M.
> dmi.product.version: System Version
> dmi.sys.vendor: System manufacturer
>
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