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The right solution is this series: https://lore.kernel.org/intel-xe/20240711171155.173717-12-rodrigo.vivi@inte= l.com/T/#u Please help with review there. >=20 > ------------[ cut here ]------------ > xe 0000:4d:00.0: [drm] Missing outer runtime PM protection > WARNING: CPU: 100 PID: 3524 at drivers/gpu/drm/xe/xe_pm.c:551 xe_pm_runti= me_get_noresume+0x48/0x60 [xe] > Modules linked in: snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep= snd_hda_core snd_pcm snd_timer snd soundcore mei_gsc xe drm_gpuvm video dr= m_ttm_helper ttm gpu_sched drm_suballoc_helper drm_exec drm_display_helper = drm_kunit_helpers kunit drm_buddy intel_rapl_msr intel_rapl_common cmdlinep= art spi_nor mtd intel_uncore_frequency intel_uncore_frequency_common i10nm_= edac nls_iso8859_1 nfit x86_pkg_temp_thermal intel_powerclamp coretemp kvm_= intel kvm crct10dif_pclmul crc32_pclmul polyval_clmulni polyval_generic gha= sh_clmulni_intel sha512_ssse3 sha256_ssse3 sha1_ssse3 aesni_intel crypto_si= md cryptd rndis_host ast cdc_ether i2c_algo_bit dm_multipath dax_hmem i40e = ixgbe scsi_dh_rdac drm_shmem_helper usbnet mei_me cxl_acpi scsi_dh_emc rapl= scsi_dh_alua mii drm_kms_helper intel_cstate mdio cxl_core e1000e libie ef= i_pstore i2c_i801 intel_pch_thermal spi_intel_pci mei isst_if_mbox_pci i2c_= smbus isst_if_mmio spi_intel isst_if_common intel_th_gth intel_th_pci ipmi_= ssif ioatdma intel_vsec intel_th dca wmi ipmi_si > acpi_power_meter acpi_ipmi ipmi_devintf acpi_pad ipmi_msghandler mac_hid= sch_fq_codel msr parport_pc ppdev lp parport drm ip_tables x_tables autofs= 4 > CPU: 100 PID: 3524 Comm: kworker/u580:4 Not tainted 6.10.0-rc5-xe #1 > Hardware name: Intel Corporation WHITLEY/WHITLEY, BIOS SE5C6200.86B.0027.= P15.2205121306 05/12/2022 > Workqueue: ttm ttm_bo_delayed_delete [ttm] > RIP: 0010:xe_pm_runtime_get_noresume+0x48/0x60 [xe] > Code: cc cc cc 48 8b 7b 08 4c 8b 67 50 4d 85 e4 75 03 4c 8b 27 e8 aa bd f= 4 e0 4c 89 e2 48 c7 c7 d8 1a 03 a1 48 89 c6 e8 08 b7 32 e0 <0f> 0b 48 8b 43= 08 f0 ff 80 f8 02 00 00 5b 41 5c 5d c3 cc cc cc cc > RSP: 0000:ffa00000225afc00 EFLAGS: 00010282 > RAX: 0000000000000000 RBX: ff1100014c510000 RCX: 0000000000000027 > RDX: 0000000000000027 RSI: 0000000000000000 RDI: ff1100103fe31a48 > RBP: ffa00000225afc10 R08: 0000000000000001 R09: 0000000000000000 > R10: 0000000000000001 R11: 632da25ec9e647d2 R12: ff1100011d93b710 > R13: ff1100016cf6c448 R14: 0000000000000001 R15: ff1100014c510000 > FS: 0000000000000000(0000) GS:ff1100103fe00000(0000) knlGS:0000000000000= 000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f4d34e18198 CR3: 000000000aa54006 CR4: 0000000000771ef0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > PKRU: 55555554 > Call Trace: > > ? show_regs+0x67/0x70 > ? __warn+0x94/0x1b0 > ? xe_pm_runtime_get_noresume+0x48/0x60 [xe] > ? report_bug+0x1b7/0x1d0 > ? handle_bug+0x46/0x80 > ? exc_invalid_op+0x19/0x70 > ? asm_exc_invalid_op+0x1b/0x20 > ? xe_pm_runtime_get_noresume+0x48/0x60 [xe] > xe_ggtt_remove_node+0x99/0x110 [xe] > xe_ggtt_remove_bo+0x59/0x1d0 [xe] > ? _raw_write_unlock+0x23/0x50 > ? drm_vma_offset_remove+0x66/0x80 [drm] > xe_ttm_bo_destroy+0x135/0x230 [xe] > ttm_bo_release+0x6e/0x320 [ttm] > ttm_bo_delayed_delete+0x82/0xa0 [ttm] > process_scheduled_works+0x3aa/0x750 > worker_thread+0x14f/0x2f0 > ? __pfx_worker_thread+0x10/0x10 > kthread+0xf5/0x130 > ? __pfx_kthread+0x10/0x10 > ret_from_fork+0x39/0x60 > ? __pfx_kthread+0x10/0x10 > ret_from_fork_asm+0x1a/0x30 > > irq event stamp: 26249 > hardirqs last enabled at (26255): [] vprintk_emit+0x35= 1/0x360 > hardirqs last disabled at (26260): [] vprintk_emit+0x33= 3/0x360 > softirqs last enabled at (25326): [] handle_softirqs+0= x30f/0x430 > softirqs last disabled at (25319): [] irq_exit_rcu+0x89= /0xb0 > ---[ end trace 0000000000000000 ]--- >=20 > Cc: Rodrigo Vivi > Signed-off-by: Jos=E9 Roberto de Souza > --- > drivers/gpu/drm/xe/xe_ggtt.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >=20 > diff --git a/drivers/gpu/drm/xe/xe_ggtt.c b/drivers/gpu/drm/xe/xe_ggtt.c > index 0cdbc1296e885..13ce0f51f517a 100644 > --- a/drivers/gpu/drm/xe/xe_ggtt.c > +++ b/drivers/gpu/drm/xe/xe_ggtt.c > @@ -489,7 +489,7 @@ void xe_ggtt_remove_node(struct xe_ggtt *ggtt, struct= drm_mm_node *node, > =20 > bound =3D drm_dev_enter(&xe->drm, &idx); > if (bound) > - xe_pm_runtime_get_noresume(xe); > + xe_pm_runtime_get(xe); > =20 > mutex_lock(&ggtt->lock); > if (bound) > --=20 > 2.45.2 >=20