[Bug 107783] [4.19rc1][Regression][SKL][IOMMU] i915 0000:00:02.0: Device initialization failed (-12)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107783

Ernest Hurtado <mqajjhfn at 10mail.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
 Attachment #141414|0                           |1
        is obsolete|                            |

--- Comment #4 from Ernest Hurtado <mqajjhfn at 10mail.org> ---
Created attachment 141417
  --> https://bugs.freedesktop.org/attachment.cgi?id=141417&action=edit
dmesg intel_iommu=on

Test with different kernel (intel_iommu=on)

DMAR: No ATSR found
DMAR: dmar0: Using Queued invalidation
DMAR: dmar1: Using Queued invalidation
DMAR: Setting RMRR:
WARNING: CPU: 3 PID: 1 at mm/page_alloc.c:4066
__alloc_pages_nodemask+0xe30/0xf80
Modules linked in:
CPU: 3 PID: 1 Comm: swapper/0 Not tainted 4.19.0-1-MANJARO #1
Hardware name: LENOVO 20JJS0HD00/20JJS0HD00, BIOS R0HET51W (1.31 ) 07/04/2018
RIP: 0010:__alloc_pages_nodemask+0xe30/0xf80
Code: d6 dd ff ff 48 85 c0 0f 85 05 fe ff ff 81 e3 00 00 40 00 89 5c 24 4c e9
5a f6 ff ff f7 44 24 30 00 02 00 00 0f 85 ed f2 ff ff <0f> 0b e9 e6 f2 ff ff 44
8b 64 24 50 41 be 10 00 00 00 e9 df fc ff
RSP: 0000:ffffa53200cbbb88 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000000000b
RDX: 0000000000488020 RSI: 0000000000488020 RDI: ffff9347a17fc000
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000787
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000100000
R13: 0000000000000000 R14: 000000000000000b R15: 0000000000000100
FS:  0000000000000000(0000) GS:ffff934799580000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000010ea0a001 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? pci_mmcfg_read+0x89/0xe0
 ? pci_read_config_word+0x62/0xa0
 intel_pasid_alloc_table+0x118/0x180
 dmar_insert_one_dev_info+0x2a2/0x4a0
 set_domain_for_dev+0x6f/0x100
 iommu_prepare_identity_map+0x4d/0xa0
 intel_iommu_init+0xd81/0x118a
 ? printk+0x58/0x6f
 ? preempt_count_add+0x68/0xa0
 ? free_reserved_area.cold.30+0x18/0x1d
 ? do_early_param+0x8e/0x8e
 ? e820__memblock_setup+0x9d/0x9d
 pci_iommu_init+0x16/0x3f
 do_one_initcall+0x46/0x1f5
kernel_init_freeable+0x222/0x2b4
 ? rest_init+0xc5/0xc5
kernel_init+0xa/0x10d
 ret_from_fork+0x35/0x40
---[ end trace 512a682af8e9143d ]---
DMAR: Mapping reserved region failed
DMAR: Setting identity map for device 0000:00:14.0 [0x8f49f000 - 0x8f4befff]
DMAR: Prepare 0-16MiB unity mapping for LPC
DMAR: Setting identity map for device 0000:00:1f.0 [0x0 - 0xffffff]
DMAR: Intel(R) Virtualization Technology for Directed I/O
DMAR: DRHD: handling fault status reg 2
DMAR: [DMA Write] Request device [00:02.0] fault addr 0 [fault reason 01]
Present bit in root entry is clear
iommu: Adding device 0000:00:00.0 to group 0
iommu: Adding device 0000:00:02.0 to group 1
iommu: Adding device 0000:00:08.0 to group 2
iommu: Adding device 0000:00:13.0 to group 3
iommu: Adding device 0000:00:14.0 to group 4
iommu: Adding device 0000:00:14.2 to group 4
iommu: Adding device 0000:00:16.0 to group 5
iommu: Adding device 0000:00:1c.0 to group 6
iommu: Adding device 0000:00:1c.2 to group 7
iommu: Adding device 0000:00:1c.4 to group 8
iommu: Adding device 0000:00:1d.0 to group 9
iommu: Adding device 0000:00:1f.0 to group 10
iommu: Adding device 0000:00:1f.2 to group 10
iommu: Adding device 0000:00:1f.3 to group 10
iommu: Adding device 0000:00:1f.4 to group 10
DMAR: DRHD: handling fault status reg 3
DMAR: [DMA Write] Request device [00:02.0] fault addr 9a880000 [fault reason
01] Present bit in root entry is clear
iommu: Adding device 0000:02:00.0 to group 11
iommu: Adding device 0000:04:00.0 to group 12
iommu: Adding device 0000:05:00.0 to group 13
DMAR: DRHD: handling fault status reg 3
DMAR: [DMA Write] Request device [00:02.0] fault addr 9a8c0000 [fault reason
01] Present bit in root entry is clear
DMAR: DRHD: handling fault status reg 3

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