igt@gem_exec_suspend@basic-s0@smem - incomplete - GEM_BUG_ON(!(((it->dma) & ((typeof(it->dma))(page_size) - 1)) == 0)), kernel BUG at drivers/gpu/drm/i915/gt/intel_migrate.c
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_11286/bat-dg2-9/pstore0-1645801444_Oops_1.txt
<0>[ 259.001083] rtcwake-5336 4..... 251423175us : emit_pte.cold.20: emit_pte:431 GEM_BUG_ON(!(((it->dma) & ((typeof(it->dma))(page_size) - 1)) == 0))
<0>[ 259.001087] ---------------------------------
<4>[ 259.001258] ------------[ cut here ]------------
<2>[ 259.001261] kernel BUG at drivers/gpu/drm/i915/gt/intel_migrate.c:431!
<4>[ 259.001266] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
<4>[ 259.001268] CPU: 1 PID: 5336 Comm: rtcwake Tainted: G W 5.17.0-rc5-CI-CI_DRM_11286+ #1
<4>[ 259.001269] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X220.B00.2103302221 03/30/2021
<4>[ 259.001270] RIP: 0010:emit_pte.cold.20+0x115/0x17e [i915]
<4>[ 259.001374] Code: 00 48 c7 c2 50 49 94 a0 48 c7 c7 13 3a 90 a0 e8 d8 e7 8a e0 bf 01 00 00 00 e8 ae b6 8a e0 31 f6 bf 09 00 00 00 e8 e2 d4 7a e0 <0f> 0b e8 25 fe ff ff 48 c7 c1 68 e0 97 a0 ba 34 00 00 00 48 c7 c6
<4>[ 259.001375] RSP: 0018:ffffc90000dcb878 EFLAGS: 00010246
<4>[ 259.001377] RAX: 0000000000000200 RBX: ffffc90000dcb8e0 RCX: 0000000000000006
<4>[ 259.001378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
<4>[ 259.001378] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
<4>[ 259.001379] R10: 00000000c94b27a5 R11: 000000002254db42 R12: 000000000000081b
<4>[ 259.001380] R13: ffff88810fa37700 R14: 0000000001840000 R15: ffff888143876440
<4>[ 259.001381] FS: 00007fc38ca96740(0000) GS:ffff88846d680000(0000) knlGS:0000000000000000
<4>[ 259.001382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 259.001383] CR2: 00007f0cefd41638 CR3: 0000000130154003 CR4: 00000000003706e0
<4>[ 259.001383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4>[ 259.001384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4>[ 259.001385] Call Trace:
<4>[ 259.001386] <TASK>
<4>[ 259.001388] intel_context_migrate_copy+0x167/0x4e0 [i915]
<4>[ 259.001465] __i915_ttm_move+0x6aa/0x820 [i915]
<4>[ 259.001553] ? dma_resv_iter_next+0x8f/0xb0
<4>[ 259.001556] ? dma_resv_iter_first+0xe0/0x130
<4>[ 259.001558] ? i915_deps_add_resv+0x45/0xb0 [i915]
<4>[ 259.001644] i915_gem_obj_copy_ttm+0x10f/0x230 [i915]
<4>[ 259.001729] i915_ttm_backup+0x194/0x2f0 [i915]
<4>[ 259.001814] i915_gem_process_region+0x30a/0x3d0 [i915]
<4>[ 259.001899] i915_ttm_backup_region+0x52/0x70 [i915]
<4>[ 259.001983] lmem_suspend+0x3f/0x50 [i915]
<4>[ 259.002065] i915_gem_backup_suspend+0x5d/0x90 [i915]
<4>[ 259.002147] pci_pm_prepare+0x28/0x60
<4>[ 259.002150] dpm_prepare+0x1a9/0x630
<4>[ 259.002152] ? pci_legacy_resume+0x40/0x40
<4>[ 259.002154] dpm_suspend_start+0x15/0x80
<4>[ 259.002156] suspend_devices_and_enter+0x100/0xa90
<4>[ 259.002159] pm_suspend.cold.8+0x2a9/0x2f2
<4>[ 259.002160] state_store+0x7b/0xe0
<4>[ 259.002162] kernfs_fop_write_iter+0x11a/0x1c0
<4>[ 259.002165] new_sync_write+0x11d/0x1b0
<4>[ 259.002168] vfs_write+0x251/0x3b0
<4>[ 259.002170] ksys_write+0x5a/0xd0
<4>[ 259.002172] do_syscall_64+0x37/0xb0
<4>[ 259.002174] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4>[ 259.002176] RIP: 0033:0x7fc38cbaa1e7
<4>[ 259.002177] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
<4>[ 259.002178] RSP: 002b:00007ffe095628e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
<4>[ 259.002180] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc38cbaa1e7
<4>[ 259.002180] RDX: 0000000000000007 RSI: 00005633d9b914d0 RDI: 000000000000000b
<4>[ 259.002181] RBP: 00005633d9b914d0 R08: 0000000000000000 R09: 0000000000000007
<4>[ 259.002182] R10: 00005633d90262a6 R11: 0000000000000246 R12: 0000000000000007
<4>[ 259.002182] R13: 00005633d9b8f480 R14: 00007fc38cc864a0 R15: 00007fc38cc858a0
<4>[ 259.002184] </TASK>
<4>[ 259.002185] Modules linked in: vgem drm_shmem_helper fuse snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi i915 mei_hdcp smsc75xx usbnet mii x86_pkg_temp_thermal ttm drm_buddy drm_dp_helper coretemp crct10dif_pclmul snd_hda_intel crc32_pclmul drm_kms_helper snd_intel_dspcfg syscopyarea ghash_clmulni_intel snd_hda_codec sysfillrect sysimgblt snd_hwdep fb_sys_fops prime_numbers snd_hda_core e1000e mei_me i2c_i801 snd_pcm ptp pps_core mei i2c_smbus intel_lpss_pci
<4>[ 259.002211] ---[ end trace 0000000000000000 ]---