On 6/16/26 11:12, Uwe Kleine-König wrote: > Control: forwarded -1 > https://lore.kernel.org/amd-gfx/ajEQr3IXQ8byLFvC@monoceros > > Hello, > > a Debian user reported an issue while using the amdgpu user. The full > details are available at https://bugs.debian.org/1139599. The relvant (I > hope) parts are also in this mail, but you can find more logs there if > you want to take a look. > > On Wed, Jun 10, 2026 at 09:01:09AM +0200, Olaf Flebbe wrote: >> * What led up to the situation? >> Heavy use of LM-Studio with local GPU accellerated models. >> HW: AMD Ryzen™ 7 7840U w/ Radeon™ 780M Graphics × 16 (Framework >> 13 Laptop) >> >> * What exactly did you do (or not do) that was effective (or >> ineffective)? >> >> Normal use (use gnome-calc for instance) while LM-Studio was active. >> >> * What was the outcome of this action? >> Moved the mouse: Computer totally locked, hat to power off. >> >> * What outcome did you expect instead? >> Mouse movement :) >> >> Happend two times with Kernel reports both mentioning "ttm something" and >> "amdgpu_bo_move" > > @Olaf: If you still have both issues in your logs, providing both might > help to identify the issue. Also it would be great to know, how reliably > you can reproduce the issue, in case we have to resort to bisecting or > testing a fix. Is this a regression, i.e. did the same workflow work > fine before, with an older kernel version? If so, which one? > >> Jun 09 23:00:08 frame kernel: slab kmalloc-96 start ffff8ca660fea420 >> pointer offset 64 size 96 >> Jun 09 23:00:08 frame kernel: list_del corruption. next->prev should be >> ffff8ca661e9ed60, but was ffff8ca623eb9180. (next=ffff8ca660fea460) >> Jun 09 23:00:08 frame kernel: ------------[ cut here ]------------ >> Jun 09 23:00:08 frame kernel: kernel BUG at lib/list_debug.c:65! >> Jun 09 23:00:08 frame kernel: Oops: invalid opcode: 0000 [#1] SMP NOPTI >> Jun 09 23:00:08 frame kernel: CPU: 2 UID: 1000 PID: 34294 Comm: ptyxis Not >> tainted 7.0.10+deb14-amd64 #1 PREEMPT(lazy) Debian 7.0.10-1 >> Jun 09 23:00:08 frame kernel: Hardware name: Framework Laptop 13 (AMD Ryzen >> 7040Series)/FRANMDCP07, BIOS 03.19 05/21/2026 >> Jun 09 23:00:08 frame kernel: RIP: >> 0010:__list_del_entry_valid_or_report+0x10a/0x120 >> Jun 09 23:00:08 frame kernel: Code: 89 d7 48 89 14 24 e8 55 36 be ff 48 8b >> 14 24 48 8b 74 24 08 48 c7 c7 48 9f be 9f 48 8b 42 08 48 89 d1 48 89 c2 e8 >> f6 35 77 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 2e 0f 1f 84 00 00 00 00 >> 00 >> Jun 09 23:00:08 frame kernel: RSP: 0018:ffffd434c67a36c0 EFLAGS: 00010246 >> Jun 09 23:00:08 frame kernel: RAX: 000000000000006d RBX: ffff8ca661e9ed20 >> RCX: 0000000000000027 >> Jun 09 23:00:08 frame kernel: RDX: 0000000000000000 RSI: 0000000000000001 >> RDI: ffff8cad5e69d2c0 >> Jun 09 23:00:08 frame kernel: RBP: ffff8ca60ed8f688 R08: 0000000000000000 >> R09: ffffd434c67a3568 >> Jun 09 23:00:08 frame kernel: R10: ffffffffa04f25b0 R11: 00000000ffffefff >> R12: ffff8ca60ed8ee38 >> Jun 09 23:00:08 frame kernel: R13: ffff8ca661e9ed60 R14: ffff8ca60ed80000 >> R15: 0000000000000001 >> Jun 09 23:00:08 frame kernel: FS: 00007fc2854a4580(0000) >> GS:ffff8cadbd5fc000(0000) knlGS:0000000000000000 >> Jun 09 23:00:08 frame kernel: CS: 0010 DS: 0000 ES: 0000 CR0: >> 0000000080050033 >> Jun 09 23:00:08 frame kernel: CR2: 00007fe855d9fff0 CR3: 0000000194167000 >> CR4: 0000000000f50ef0 >> Jun 09 23:00:08 frame kernel: PKRU: 55555554 >> Jun 09 23:00:08 frame kernel: Call Trace: >> Jun 09 23:00:08 frame kernel: <TASK> >> Jun 09 23:00:08 frame kernel: ttm_resource_fini+0x34/0x70 [ttm] >> Jun 09 23:00:08 frame kernel: ttm_sys_man_free+0x12/0x20 [ttm] >> Jun 09 23:00:08 frame kernel: ttm_resource_free+0x9a/0xf0 [ttm] >> Jun 09 23:00:08 frame kernel: amdgpu_bo_move+0xba/0x810 [amdgpu] >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? unmap_mapping_range+0x80/0x130 >> Jun 09 23:00:08 frame kernel: ttm_bo_handle_move_mem+0xd0/0x1a0 [ttm] >> Jun 09 23:00:08 frame kernel: ttm_bo_validate+0xd8/0x180 [ttm] >> Jun 09 23:00:08 frame kernel: ? __pfx_amdgpu_cs_bo_validate+0x10/0x10 >> [amdgpu] >> Jun 09 23:00:08 frame kernel: amdgpu_cs_bo_validate+0x9a/0x1a0 [amdgpu] >> Jun 09 23:00:08 frame kernel: ? __pfx_amdgpu_cs_bo_validate+0x10/0x10 >> [amdgpu] >> Jun 09 23:00:08 frame kernel: amdgpu_vm_validate+0x31b/0x4c0 [amdgpu] >> Jun 09 23:00:08 frame kernel: ? __pfx_amdgpu_cs_bo_validate+0x10/0x10 >> [amdgpu] >> Jun 09 23:00:08 frame kernel: amdgpu_cs_parser_bos.isra.0+0x5f8/0x960 >> [amdgpu] >> Jun 09 23:00:08 frame kernel: amdgpu_cs_ioctl+0x10a0/0x2140 [amdgpu] >> Jun 09 23:00:08 frame kernel: ? __pfx_amdgpu_cs_ioctl+0x10/0x10 [amdgpu] >> Jun 09 23:00:08 frame kernel: drm_ioctl_kernel+0xae/0x100 [drm] >> Jun 09 23:00:08 frame kernel: drm_ioctl+0x2a8/0x550 [drm] >> Jun 09 23:00:08 frame kernel: ? __pfx_amdgpu_cs_ioctl+0x10/0x10 [amdgpu] >> Jun 09 23:00:08 frame kernel: amdgpu_drm_ioctl+0x4a/0x80 [amdgpu] >> Jun 09 23:00:08 frame kernel: __x64_sys_ioctl+0x97/0xe0 >> Jun 09 23:00:08 frame kernel: do_syscall_64+0xcd/0x15f0 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? count_memcg_events+0xeb/0x220 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? handle_mm_fault+0x1d6/0x2d0 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? do_user_addr_fault+0x2b4/0x7b0 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? irqentry_exit+0x78/0x680 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: ? exc_page_fault+0x82/0x1d0 >> Jun 09 23:00:08 frame kernel: ? srso_alias_return_thunk+0x5/0xfbef5 >> Jun 09 23:00:08 frame kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e >> Jun 09 23:00:08 frame kernel: RIP: 0033:0x7fc28abb3d3b >> Jun 09 23:00:08 frame kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 >> c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 >> 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 >> 00 >> Jun 09 23:00:08 frame kernel: RSP: 002b:00007ffde5ca84a0 EFLAGS: 00000246 >> ORIG_RAX: 0000000000000010 >> Jun 09 23:00:08 frame kernel: RAX: ffffffffffffffda RBX: 00007ffde5ca86b8 >> RCX: 00007fc28abb3d3b >> Jun 09 23:00:08 frame kernel: RDX: 00007ffde5ca8540 RSI: 00000000c0186444 >> RDI: 0000000000000013 >> Jun 09 23:00:08 frame kernel: RBP: 00007ffde5ca8580 R08: 00005638df61a860 >> R09: 00007ffde5ca8500 >> Jun 09 23:00:08 frame kernel: R10: 0000000000000000 R11: 0000000000000246 >> R12: 00005638df61a800 >> Jun 09 23:00:08 frame kernel: R13: 0000000000000013 R14: 0000086559c3e8fb >> R15: 00005638df832620 >> Jun 09 23:00:08 frame kernel: </TASK> >> Jun 09 23:00:08 frame kernel: Modules linked in: overlay sd_mod scsi_mod >> scsi_common rfcomm snd_seq_dummy snd_hrtimer snd_seq xt_CHECKSUM >> xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp nft_compat >> x_tables nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 >> nf_tables bridge stp llc ccm uhid cmac algif_hash algif_skcipher af_alg qrtr >> bnep nls_ascii nls_cp437 vfat fat amd_atl intel_rapl_msr intel_rapl_common >> edac_mce_amd snd_sof_amd_rembrandt kvm_amd snd_sof_amd_acp snd_sof_pci >> snd_sof_xtensa_dsp snd_sof kvm snd_sof_utils snd_pci_ps >> snd_soc_acpi_amd_match uvcvideo hid_sensor_als snd_soc_acpi_amd_sdca_quirks >> hid_sensor_trigger snd_amd_sdw_acpi videobuf2_vmalloc soundwire_amd >> irqbypass hid_sensor_iio_common iwlmvm soundwire_generic_allocation uvc >> kfifo_buf btusb rapl soundwire_bus industrialio videobuf2_memops btmtk >> videobuf2_v4l2 leds_cros_ec snd_soc_sdca snd_hda_codec_alc269 btrtl wmi_bmof >> cros_ec_hwmon led_class_multicolor snd_hda_codec_realtek_lib videodev >> snd_hda_codec_atihdmi btbcm mac80211 snd_soc_core >> Jun 09 23:00:08 frame kernel: snd_hda_codec_hdmi btintel >> snd_hda_scodec_component pcspkr videobuf2_common snd_compress >> snd_hda_codec_generic bluetooth libarc4 snd_pcm_dmaengine snd_usb_audio >> k10temp snd_rpl_pci_acp6x spd5118 snd_hda_intel snd_usbmidi_lib ecdh_generic >> snd_acp_pci snd_hda_codec snd_amd_acpi_mach snd_hda_core snd_rawmidi >> snd_intel_dspcfg snd_acp_legacy_common snd_seq_device snd_intel_sdw_acpi >> snd_pci_acp6x mc snd_hwdep iwlwifi amdxdna snd_pcm snd_pci_acp5x snd_timer >> amd_pmf snd_rn_pci_acp3x drm_shmem_helper snd_acp_config cfg80211 amdtee snd >> snd_soc_acpi snd_pci_acp3x soundcore rfkill ccp ac amd_sfh joydev tee >> platform_profile amd_pmc evdev binfmt_misc lp parport_pc ppdev parport msr >> i2c_dev configfs efi_pstore nfnetlink efivarfs autofs4 ext4 mbcache jbd2 >> crc32c_cryptoapi r8153_ecm cdc_ether usbnet r8152 mii dm_crypt dm_mod amdgpu >> usbhid amdxcp drm_panel_backlight_quirks gpu_sched drm_buddy drm_ttm_helper >> ttm drm_exec i2c_algo_bit drm_suballoc_helper ucsi_acpi drm_display_helper >> typec_ucsi hid_multitouch typec >> Jun 09 23:00:08 frame kernel: hid_sensor_hub cec hid_generic roles rc_core >> i2c_hid_acpi drm_client_lib i2c_hid cros_ec_debugfs hid cros_ec_chardev >> cros_charge_control cros_ec_sysfs drm_kms_helper cros_kbd_led_backlight nvme >> xhci_pci ghash_clmulni_intel cros_ec_dev xhci_hcd nvme_core aesni_intel >> serio_raw drm sp5100_tco nvme_keyring battery watchdog thunderbolt usbcore >> nvme_auth cros_ec_lpcs video crc16 hkdf cros_ec i2c_piix4 cros_ec_proto wmi >> button i2c_smbus usb_common >> Jun 09 23:00:08 frame kernel: ---[ end trace 0000000000000000 ]--- > > I didn't find a similar report on lore.kernel.org. Does this ring a bell > for you anyhow?
That looks familiar, yes. Just last night Samuel Ainsworth reported some bug in TTM which could trigger such issues. Putting him on CC. Regards, Christian. > > There are a few amdgpu changes in 7.0.11 (since 7.0.10 which is the > kernel that showed the issue), but they don't look (to me that is) as if > they would resolve the problem. > > Best regards > Uwe
