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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/2021436

Title:
  Kernel bug in amdgpu / at bootup

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  [   46.222634] ------------[ cut here ]------------
  [   46.222636] WARNING: CPU: 4 PID: 1883 at drivers/gpu/drm/ttm/ttm_bo.c:409 
ttm_bo_release+0x323/0x350 [ttm]
  [   46.222647] Modules linked in: xt_conntrack nft_chain_nat xt_MASQUERADE 
nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 
xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink 
br_netfilter bridge stp llc nvidia_uvm(PO) overlay nvidia_drm(PO) binfmt_misc 
nvidia_modeset(PO) snd_hda_codec_realtek snd_hda_codec_generic nvidia(PO) 
intel_rapl_msr ledtrig_audio snd_hda_codec_hdmi snd_usb_audio snd_hda_intel 
snd_usbmidi_lib snd_intel_dspcfg uvcvideo snd_seq_midi intel_rapl_common 
nls_iso8859_1 edac_mce_amd snd_intel_sdw_acpi kvm_amd snd_hda_codec 
snd_seq_midi_event k10temp ccp snd_hda_core kvm rapl eeepc_wmi wmi_bmof 
snd_hwdep videobuf2_vmalloc snd_rawmidi snd_pcm snd_seq videobuf2_memops 
videobuf2_v4l2 snd_seq_device videobuf2_common videodev snd_timer joydev 
input_leds snd mc soundcore mac_hid sch_fq_codel msr parport_pc ppdev lp 
parport ramoops reed_solomon pstore_blk pstore_zone efi_pstore auth_rpcgss 
sunrpc ip_tables x_tables autofs4 btrfs
  [   46.222693]  blake2b_generic zstd_compress raid1 dm_raid raid456 
async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_generic 
usbhid hid raid6_pq libcrc32c amdgpu iommu_v2 gpu_sched i2c_algo_bit 
drm_ttm_helper ttm drm_kms_helper uas usb_storage syscopyarea sysfillrect 
mfd_aaeon sysimgblt asus_wmi fb_sys_fops crct10dif_pclmul cec sparse_keymap 
crc32_pclmul rc_core video ghash_clmulni_intel aesni_intel crypto_simd 
platform_profile cryptd nvme i2c_piix4 gpio_amdpt drm r8169 ahci xhci_pci 
realtek nvme_core xhci_pci_renesas libahci wmi gpio_generic
  [   46.222726] CPU: 4 PID: 1883 Comm: Xorg Tainted: P           O      
5.15.0-72-generic #79-Ubuntu
  [   46.222728] Hardware name: System manufacturer System Product Name/PRIME 
B450-PLUS, BIOS 4003 03/13/2023
  [   46.222730] RIP: 0010:ttm_bo_release+0x323/0x350 [ttm]
  [   46.222736] Code: b8 fe ff ff e8 7e 65 e2 ff 49 8b 74 24 08 4c 89 ef e8 51 
2a 00 00 49 8b 7c 24 98 e9 2f fd ff ff e8 62 96 49 dc e9 63 fd ff ff <0f> 0b e9 
01 fd ff ff e8 71 94 49 dc e9 e2 fe ff ff be 03 00 00 00
  [   46.222737] RSP: 0018:ffffae88c2843cb0 EFLAGS: 00010206
  [   46.222739] RAX: 0000000000000001 RBX: ffffae88c2843d10 RCX: 
0000000000000000
  [   46.222740] RDX: 0000000000000006 RSI: ffff8f498f505538 RDI: 
ffff8f4a223b15b8
  [   46.222742] RBP: ffffae88c2843cd8 R08: ffff8f4a223b15b8 R09: 
0000000000000064
  [   46.222743] R10: 0000000000000008 R11: 000000000000003f R12: 
ffff8f4a223b15b8
  [   46.222744] R13: ffff8f499ef45270 R14: ffff8f4a223b1458 R15: 
ffff8f4990bf20c0
  [   46.222745] FS:  00007f6ffa5c6a80(0000) GS:ffff8f509eb00000(0000) 
knlGS:0000000000000000
  [   46.222747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [   46.222748] CR2: 00007f6fec34408a CR3: 0000000106a78000 CR4: 
0000000000350ee0
  [   46.222750] Call Trace:
  [   46.222752]  <TASK>
  [   46.222755]  ttm_bo_put+0x34/0x50 [ttm]
  [   46.222760]  amdgpu_bo_unref+0x1e/0x30 [amdgpu]
  [   46.222938]  amdgpu_gem_object_free+0x34/0x50 [amdgpu]
  [   46.223097]  drm_gem_object_free+0x1d/0x30 [drm]
  [   46.223121]  drm_gem_dmabuf_release+0x44/0x70 [drm]
  [   46.223145]  dma_buf_release+0x46/0xa0
  [   46.223148]  __dentry_kill+0x10e/0x190
  [   46.223152]  dentry_kill+0x52/0x1c0
  [   46.223154]  dput+0x137/0x180
  [   46.223156]  __fput+0xf4/0x280
  [   46.223158]  ____fput+0xe/0x20
  [   46.223160]  task_work_run+0x6d/0xb0
  [   46.223163]  exit_to_user_mode_loop+0x157/0x160
  [   46.223166]  exit_to_user_mode_prepare+0xa0/0xb0
  [   46.223168]  syscall_exit_to_user_mode+0x27/0x50
  [   46.223171]  do_syscall_64+0x69/0xc0
  [   46.223174]  ? syscall_exit_to_user_mode+0x27/0x50
  [   46.223176]  ? do_syscall_64+0x69/0xc0
  [   46.223178]  ? exit_to_user_mode_prepare+0x88/0xb0
  [   46.223180]  ? syscall_exit_to_user_mode+0x27/0x50
  [   46.223181]  ? do_syscall_64+0x69/0xc0
  [   46.223184]  ? exc_page_fault+0x89/0x170
  [   46.223186]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
  [   46.223189] RIP: 0033:0x7f6ffaa51aff
  [   46.223191] 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 <41> 89 c0 
3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00
  [   46.223192] RSP: 002b:00007ffcedcfdba0 EFLAGS: 00000246 ORIG_RAX: 
0000000000000010
  [   46.223195] RAX: 0000000000000000 RBX: 00007ffcedcfdc30 RCX: 
00007f6ffaa51aff
  [   46.223196] RDX: 00007ffcedcfdc30 RSI: 0000000040086409 RDI: 
0000000000000012
  [   46.223197] RBP: 0000000040086409 R08: 000055e7d8d83c70 R09: 
0000000000000000
  [   46.223199] R10: 0000000000000000 R11: 0000000000000246 R12: 
000055e7d7937e18
  [   46.223200] R13: 0000000000000012 R14: 000055e7d79c094c R15: 
00007ffcedcfdc70
  [   46.223202]  </TASK>
  [   46.223203] ---[ end trace 755a820f2678486d ]---

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: linux-image-5.15.0-72-generic 5.15.0-72.79
  ProcVersionSignature: Ubuntu 5.15.0-72.79-generic 5.15.98
  Uname: Linux 5.15.0-72-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu82.5
  Architecture: amd64
  CRDA: N/A
  CasperMD5CheckResult: pass
  Date: Sun May 28 18:58:07 2023
  InstallationDate: Installed on 2022-08-11 (290 days ago)
  InstallationMedia: Kubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 
(20220809.1)
  MachineType: System manufacturer System Product Name
  ProcEnviron:
   LANGUAGE=
   TERM=xterm-256color
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 amdgpudrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-5.15.0-72-generic 
root=/dev/mapper/vgkubuntu-osroot ro rootflags=subvol=@
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No 
PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions:
   linux-restricted-modules-5.15.0-72-generic N/A
   linux-backports-modules-5.15.0-72-generic  N/A
   linux-firmware                             20220329.git681281e4-0ubuntu3.13
  RfKill:
   
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/13/2023
  dmi.bios.release: 5.17
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 4003
  dmi.board.asset.tag: Default string
  dmi.board.name: PRIME B450-PLUS
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: Rev X.0x
  dmi.chassis.asset.tag: Default string
  dmi.chassis.type: 3
  dmi.chassis.vendor: Default string
  dmi.chassis.version: Default string
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvr4003:bd03/13/2023:br5.17:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnPRIMEB450-PLUS:rvrRevX.0x:cvnDefaultstring:ct3:cvrDefaultstring:skuSKU:
  dmi.product.family: To be filled by O.E.M.
  dmi.product.name: System Product Name
  dmi.product.sku: SKU
  dmi.product.version: System Version
  dmi.sys.vendor: System manufacturer

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