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Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model

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  Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model Salvatore Bonaccorso <carnil@debian.org> - 2026-01-22 08:40 +0100
    Processed: Re: Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops  at boot time about parport_register_dev_model "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-01-22 08:40 +0100
    Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model Giuseppe Sacco <eppesuig@debian.org> - 2026-01-22 09:00 +0100

#90916 — Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model

Control: forcemerge 1124463 -1

Hi,

On Thu, Jan 22, 2026 at 07:47:50AM +0100, Giuseppe Sacco wrote:
> Package: src:linux
> Version: 6.17.13-1
> Severity: normal
> 
> Dear Maintainer,
> 
>    * What led up to the situation?
> 
> This is a debian testing machine that I update every day.
> 
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
> 
> I just booted the machine. The kernel panic appeared on the boot
> screen. I waited a minute, then long depressed the power button in
> order to switch off the computer. Then I powered it up again and the
> boot when fine. I did not take a photo of the screen, but a kernel Oops
> is the journal. I am attaching it here.
> 
>    * What was the outcome of this action?
> 
> The computer was not usable. The screen showing a kernel Oops and, on
> the first line of the console, new messages where apearing. At a
> glance, they were still stack trace from kernel Oops.
> 
>    * What outcome did you expect instead?
> 
> A normal boot.
> 
> Here is the journal I was referring about:
> 
> gen 22 07:22:44 collutorio kernel: EXT4-fs (nvme0n1p6): re-mounted 7db9ea79-87e7-4e31-bf38-4cee76438742 r/w.
> gen 22 07:22:44 collutorio systemd[1]: Finished systemd-remount-fs.service - Remount Root and Kernel File Systems.
> gen 22 07:22:44 collutorio systemd[1]: systemd-hwdb-update.service - Rebuild Hardware Database was skipped because of an unmet condition check (C>
> gen 22 07:22:44 collutorio kernel: ppdev: user-space parallel port driver
> gen 22 07:22:44 collutorio systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition ch>
> gen 22 07:22:44 collutorio systemd[1]: Starting systemd-random-seed.service - Load/Save OS Random Seed...
> gen 22 07:22:44 collutorio systemd[1]: systemd-tpm2-setup.service - TPM SRK Setup was skipped because of an unmet condition check (ConditionSecur>
> gen 22 07:22:44 collutorio systemd[1]: systemd-pcrnvdone.service - TPM PCR NvPCR Initialization Separator was skipped because of an unmet conditi>
> gen 22 07:22:44 collutorio kernel: ppdev lp.0: really_probe: driver_sysfs_add failed
> gen 22 07:22:44 collutorio kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
> gen 22 07:22:44 collutorio kernel: BUG: unable to handle page fault for address: ffff8987d5cc5e88
> gen 22 07:22:44 collutorio kernel: #PF: supervisor instruction fetch in kernel mode
> gen 22 07:22:44 collutorio kernel: #PF: error_code(0x0011) - permissions violation
> gen 22 07:22:44 collutorio kernel: PGD 3fe401067 P4D 3fe401067 PUD 10161f063 PMD 107bc5063 PTE 8000000115cc5163
> gen 22 07:22:44 collutorio kernel: Oops: Oops: 0011 [#1] SMP NOPTI
> gen 22 07:22:44 collutorio kernel: CPU: 8 UID: 0 PID: 432 Comm: systemd-modules Not tainted 6.17.13+deb14-amd64 #1 PREEMPT(lazy)  Debian 6.17.13-1 
> gen 22 07:22:44 collutorio kernel: Hardware name: Dell Inc. Latitude 5440/03J519, BIOS 1.16.0 07/08/2024
> gen 22 07:22:44 collutorio kernel: RIP: 0010:0xffff8987d5cc5e88
> gen 22 07:22:44 collutorio kernel: Code: ff ff 80 01 20 c1 87 89 ff ff 20 4c 53 99 ff ff ff ff 70 47 c9 d6 87 89 ff ff 01 00 00 00 07 00 00 00 00 00 00 00 00 00 00 00 <88> 5e cc d5 87 89 ff ff 88 5e cc d5 87 89 ff ff 00 00 00 00 00 00
> gen 22 07:22:44 collutorio kernel: RSP: 0018:ffffd1818095fb60 EFLAGS: 00010286
> gen 22 07:22:44 collutorio kernel: RAX: ffff8987d5cc5e88 RBX: ffff8987e8882000 RCX: 0000000000000007
> gen 22 07:22:44 collutorio kernel: RDX: ffffffffc1678ac0 RSI: ffff8987c2d89390 RDI: ffff8987e5486400
> gen 22 07:22:44 collutorio kernel: RBP: ffffd1818095fbb8 R08: 00000000fffffff3 R09: ffffd1818095f758
> gen 22 07:22:44 collutorio kernel: R10: 0000000000000000 R11: 00000000ffffefff R12: ffff8987e8882040
> gen 22 07:22:44 collutorio kernel: R13: ffff8987e5486450 R14: ffff8987e5486400 R15: ffff8987c10bc4a0
> gen 22 07:22:44 collutorio kernel: FS:  00007f19909ff6c0(0000) GS:ffff898ba4a08000(0000) knlGS:0000000000000000
> gen 22 07:22:44 collutorio kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> gen 22 07:22:44 collutorio kernel: CR2: ffff8987d5cc5e88 CR3: 0000000117351006 CR4: 0000000000f70ef0
> gen 22 07:22:44 collutorio kernel: PKRU: 55555554
> gen 22 07:22:44 collutorio kernel: Call Trace:
> gen 22 07:22:44 collutorio kernel:  <TASK>
> gen 22 07:22:44 collutorio kernel:  ? parport_register_dev_model+0x26c/0x340 [parport]
> gen 22 07:22:44 collutorio kernel:  ? lp_register+0x86/0x1b0 [lp]
> gen 22 07:22:44 collutorio kernel:  ? __pfx_lp_preempt+0x10/0x10 [lp]
> gen 22 07:22:44 collutorio kernel:  ? __pfx_port_check+0x10/0x10 [parport]
> gen 22 07:22:44 collutorio kernel:  ? lp_attach+0x89/0x110 [lp]
> gen 22 07:22:44 collutorio kernel:  ? port_check+0x24/0x30 [parport]
> gen 22 07:22:44 collutorio kernel:  ? bus_for_each_dev+0x82/0xd0
> gen 22 07:22:44 collutorio kernel:  ? __parport_register_driver+0x82/0xb0 [parport]
> gen 22 07:22:44 collutorio kernel:  ? lp_init_module+0x39f/0xff0 [lp]
> gen 22 07:22:44 collutorio kernel:  ? __pfx_lp_init_module+0x10/0x10 [lp]
> gen 22 07:22:44 collutorio kernel:  ? do_one_initcall+0x58/0x300
> gen 22 07:22:44 collutorio kernel:  ? do_init_module+0x62/0x250
> gen 22 07:22:44 collutorio kernel:  ? init_module_from_file+0x8a/0xe0
> gen 22 07:22:44 collutorio kernel:  ? init_module_from_file+0x8a/0xe0
> gen 22 07:22:44 collutorio kernel:  ? idempotent_init_module+0x114/0x310
> gen 22 07:22:44 collutorio kernel:  ? __x64_sys_finit_module+0x6d/0xd0
> gen 22 07:22:44 collutorio kernel:  ? do_syscall_64+0x82/0x320
> gen 22 07:22:44 collutorio kernel:  ? do_user_addr_fault+0x21a/0x690
> gen 22 07:22:44 collutorio kernel:  ? exc_page_fault+0x74/0x180
> gen 22 07:22:44 collutorio kernel:  ? entry_SYSCALL_64_after_hwframe+0x76/0x7e
> gen 22 07:22:44 collutorio kernel:  </TASK>
> gen 22 07:22:44 collutorio kernel: Modules linked in: parport_pc dm_mod(+) lp(+) ppdev parport msr(+) i2c_dev efi_pstore nfnetlink efivarfs autofs4 ext4 crc16 mbcache jbd2 crc32c_cryptoapi xe drm_gpuvm configfs drm_gpusvm_helper gpu_sched drm_ttm_helper drm_exec drm_suballoc_helper hid_sensor_custom hid_sensor_hub intel_ishtp_hid i915 nvme nvme_core nvme_keyring nvme_auth ahci libahci drm_buddy ucsi_acpi typec_ucsi ttm libata typec roles i2c_algo_bit drm_display_helper scsi_mod hid_multitouch hid_generic cec scsi_common rc_core i2c_hid_acpi drm_client_lib i2c_hid drm_kms_helper hid iTCO_wdt intel_pmc_bxt iTCO_vendor_support drm xhci_pci watchdog psmouse xhci_hcd intel_lpss_pci serio_raw usbcore thunderbolt e1000e intel_ish_ipc i2c_i801 button intel_lpss video battery intel_ishtp intel_vsec i2c_smbus vmd usb_common wmi idma64
> gen 22 07:22:44 collutorio kernel: CR2: ffff8987d5cc5e88
> gen 22 07:22:44 collutorio kernel: ---[ end trace 0000000000000000 ]---
> gen 22 07:22:44 collutorio kernel: RIP: 0010:0xffff8987d5cc5e88
> gen 22 07:22:44 collutorio kernel: Code: ff ff 80 01 20 c1 87 89 ff ff 20 4c 53 99 ff ff ff ff 70 47 c9 d6 87 89 ff ff 01 00 00 00 07 00 00 00 00 00 00 00 00 00 00 00 <88> 5e cc d5 87 89 ff ff 88 5e cc d5 87 89 ff ff 00 00 00 00 00 00
> gen 22 07:22:44 collutorio kernel: RSP: 0018:ffffd1818095fb60 EFLAGS: 00010286
> gen 22 07:22:44 collutorio kernel: RAX: ffff8987d5cc5e88 RBX: ffff8987e8882000 RCX: 0000000000000007
> gen 22 07:22:44 collutorio kernel: RDX: ffffffffc1678ac0 RSI: ffff8987c2d89390 RDI: ffff8987e5486400
> gen 22 07:22:44 collutorio kernel: RBP: ffffd1818095fbb8 R08: 00000000fffffff3 R09: ffffd1818095f758
> gen 22 07:22:44 collutorio kernel: R10: 0000000000000000 R11: 00000000ffffefff R12: ffff8987e8882040
> gen 22 07:22:44 collutorio kernel: R13: ffff8987e5486450 R14: ffff8987e5486400 R15: ffff8987c10bc4a0
> gen 22 07:22:44 collutorio kernel: FS:  00007f19909ff6c0(0000) GS:ffff898ba4a08000(0000) knlGS:0000000000000000
> gen 22 07:22:44 collutorio kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> gen 22 07:22:44 collutorio kernel: CR2: ffff8987d5cc5e88 CR3: 0000000117351006 CR4: 0000000000f70ef0
> gen 22 07:22:44 collutorio kernel: PKRU: 55555554
> gen 22 07:22:44 collutorio kernel: note: systemd-modules[432] exited with irqs disabled

This looks the same as #1124463. If you can reliably reproduce the
issue (it is not for other known reporters), it might be helpful if
you can test https://lore.kernel.org/all/aVj-mz8vaw53TWtX@debian/ .

Regards,
Salvatore

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#90917 — Processed: Re: Bug#1126128: linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model

Processing control commands:

> forcemerge 1124463 -1
Bug #1124463 [src:linux] linux-image-6.17.13+deb14-amd64: One time kernel NULL pointer dereference, trace shows lp and parport
Bug #1124075 [src:linux] linux-image-6.17.12+deb14-amd64: Kernel Oops (GPF) in idempotent_init_module when loading lp module
Bug #1126128 [src:linux] linux-image-6.17.13+deb14-amd64: Oops at boot time about parport_register_dev_model
Set Bug forwarded-to-address to 'https://lore.kernel.org/all/6ba903ad-9897-42bb-8c2d-337385cc3746@molgen.mpg.de/'.
Severity set to 'important' from 'normal'
Marked as found in versions linux/6.17.12-1.
Added tag(s) upstream.
Bug #1124075 [src:linux] linux-image-6.17.12+deb14-amd64: Kernel Oops (GPF) in idempotent_init_module when loading lp module
Merged 1124075 1124463 1126128

-- 
1124075: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1124075
1124463: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1124463
1126128: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1126128
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems

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#90918

Hi Salvatore,

Il giorno gio, 22/01/2026 alle 08.29 +0100, Salvatore Bonaccorso ha
scritto:
[...]
> This looks the same as #1124463. If you can reliably reproduce the
> issue (it is not for other known reporters), it might be helpful if
> you can test https://lore.kernel.org/all/aVj-mz8vaw53TWtX@debian/ .

Upon five boots today, only the first one gave the error. Anyway, I'll
add your patch and let you know during next days.

Bye,
Giuseppe

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