Re: [PATCH 12/26] drm/scheduler: use new iterator in drm_sched_job_add_implicit_dependencies v2

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Am 15.11.21 um 15:08 schrieb Daniel Vetter:
On Mon, Nov 15, 2021 at 03:03:53PM +0100, Sascha Hauer wrote:
Hi,

On Fri, Sep 17, 2021 at 02:34:59PM +0200, Christian König wrote:
Simplifying the code a bit.

v2: use dma_resv_for_each_fence

Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
  drivers/gpu/drm/scheduler/sched_main.c | 26 ++++++--------------------
  1 file changed, 6 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 042c16b5d54a..5bc5f775abe1 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -699,30 +699,16 @@ int drm_sched_job_add_implicit_dependencies(struct drm_sched_job *job,
  					    struct drm_gem_object *obj,
  					    bool write)
  {
+	struct dma_resv_iter cursor;
+	struct dma_fence *fence;
  	int ret;
-	struct dma_fence **fences;
-	unsigned int i, fence_count;
-
-	if (!write) {
-		struct dma_fence *fence = dma_resv_get_excl_unlocked(obj->resv);
-
-		return drm_sched_job_add_dependency(job, fence);
-	}
-
-	ret = dma_resv_get_fences(obj->resv, NULL, &fence_count, &fences);
-	if (ret || !fence_count)
-		return ret;
- for (i = 0; i < fence_count; i++) {
-		ret = drm_sched_job_add_dependency(job, fences[i]);
+	dma_resv_for_each_fence(&cursor, obj->resv, write, fence) {
+		ret = drm_sched_job_add_dependency(job, fence);
  		if (ret)
-			break;
+			return ret;
  	}
-
-	for (; i < fence_count; i++)
-		dma_fence_put(fences[i]);
-	kfree(fences);
-	return ret;
+	return 0;
  }
  EXPORT_SYMBOL(drm_sched_job_add_implicit_dependencies);
This patch lets the panfrost driver explode on v5.16-rc1 with the
following. I didn't bisect it, but it goes away when I revert this
patch. I only started weston, nothing more.

Any idea what goes wrong here?
Should be fixed in 13e9e30cafea1, but Christian pushed it to the wrong
patch so it missed -rc1.

Christian, this needs to go into drm-misc-fixes, pls cherry-pick it over.

The problem is it doesn't apply to drm-misc-fixes. Looks like the branch wasn't updated.

What's going on here?

Christian.

-Daniel

Sascha

[   12.512606] Fence drm_sched:pan_js:a:1 released with pending signals!
[   12.513225] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   12.514056] Modules linked in:
[   12.514334] CPU: 3 PID: 257 Comm: weston Not tainted 5.16.0-rc1-00043-g794870164a37 #443
[   12.514621] ------------[ cut here ]------------
[   12.515040] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   12.515044] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   12.515049] pc : dma_fence_release+0xac/0xe8
[   12.515056] lr : dma_fence_release+0xac/0xe8
[   12.515061] sp : ffff8000123ebb20
[   12.515064] x29: ffff8000123ebb20 x28: ffff8000123ebd58
[   12.515518] refcount_t: addition on 0; use-after-free.
[   12.516015]  x27: 0000000000000000
[   12.516668] WARNING: CPU: 0 PID: 145 at lib/refcount.c:25 refcount_warn_saturate+0x98/0x140
[   12.516992] x26: 0000000000000001
[   12.517366] Modules linked in:
[   12.517654]  x25: ffff000004b051c0
[   12.518108]
[   12.518555]  x24: 0000000000000000
[   12.518854] CPU: 0 PID: 145 Comm: irq/25-panfrost Not tainted 5.16.0-rc1-00043-g794870164a37 #443
[   12.519576]
[   12.519866] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   12.520133] x23: 0000000000000000
[   12.520430] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   12.520559]  x22: ffff800010d41b78
[   12.520856] pc : refcount_warn_saturate+0x98/0x140
[   12.521625]  x21: ffff000004b05050
[   12.521755] lr : refcount_warn_saturate+0x98/0x140
[   12.522299]
[   12.522588] sp : ffff8000122b3bc0
[   12.523192] x20: ffff000004b05040
[   12.523489] x29: ffff8000122b3bc0
[   12.523906]  x19: ffff000004b05078
[   12.524203]  x28: 0000000000000000
[   12.524620]  x18: 0000000000000010
[   12.524751]  x27: ffff000003791880
[   12.525040]
[   12.525329]
[   12.525618] x17: 0000000000000000
[   12.525915] x26: ffff8000122b3d30
[   12.526212]  x16: 0000000000000000
[   12.526509]  x25: 0000000000000001
[   12.526806]  x15: ffff0000050e2dc0
[   12.526937]  x24: ffff000003791a10
[   12.527067]
[   12.527357]
[   12.527646] x14: 00000000000001b5
[   12.527942] x23: 0000000000000000
[   12.528240]  x13: ffff0000050e2dc0
[   12.528536]  x22: ffff000003505280
[   12.528833]  x12: 00000000ffffffea
[   12.528964]  x21: ffff000003a2a220
[   12.529095]
[   12.529384]
[   12.529673] x11: ffff800011761ec8
[   12.529970] x20: ffff000004b05078
[   12.530267]  x10: ffff8000115e1e88
[   12.530564]  x19: ffff000004b05000
[   12.530861]  x9 : ffff8000115e1ee0
[   12.530992]  x18: 0000000000000010
[   12.531123]
[   12.531412]
[   12.531701] x8 : 000000000017ffe8
[   12.531998] x17: 0000000000500600
[   12.532294]  x7 : c0000000fffeffff
[   12.532591]  x16: 0000000000000000
[   12.532888]  x6 : 0000000000000001
[   12.533019]  x15: ffff000003505700
[   12.533150]
[   12.533439]
[   12.533728] x5 : ffff00007fb8c9a0
[   12.534025] x14: 0000000000000000
[   12.534322]  x4 : 0000000000000000
[   12.534619]  x13: 292d2d3d45505954
[   12.534914]  x3 : 0000000000000001
[   12.535045]  x12: 4220534253532d20
[   12.535176]
[   12.535465]
[   12.535754] x2 : ffff00007fb8c9a8
[   12.536051] x11: 5449442d204f4354
[   12.536347]  x1 : ea6e0584a53f2200
[   12.536643]  x10: 2d204f41552d204e
[   12.536941]  x0 : 0000000000000000
[   12.537073]  x9 : 4e41502b20666961
[   12.537203]
[   12.537492]
[   12.537782] Call trace:
[   12.538078] x8 : 642076635a6e2820
[   12.538377]  dma_fence_release+0xac/0xe8
[   12.538671]  x7 : 205d343430353135
[   12.538967]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   12.539098]  x6 : 352e32312020205b
[   12.539230]  panfrost_job_push+0x1bc/0x200
[   12.539442]
[   12.539732]  panfrost_ioctl_submit+0x358/0x438
[   12.540073] x5 : ffff00007fb539a0
[   12.540370]  drm_ioctl_kernel+0xb8/0x170
[   12.540771]  x4 : 0000000000000000
[   12.541069]  drm_ioctl+0x214/0x450
[   12.541424]  x3 : 0000000000000001
[   12.541556]  __arm64_sys_ioctl+0xa0/0xe0
[   12.541943]
[   12.542233]  invoke_syscall+0x40/0xf8
[   12.542573] x2 : ffff00007fb539a8
[   12.542871]  el0_svc_common.constprop.0+0xc0/0xe0
[   12.543167]  x1 : 0ac4fb7a0680bb00
[   12.543465]  do_el0_svc+0x20/0x80
[   12.543805]  x0 : 0000000000000000
[   12.543936]  el0_svc+0x1c/0x50
[   12.544255]
[   12.544544]  el0t_64_sync_handler+0xa8/0xb0
[   12.544955] Call trace:
[   12.545250]  el0t_64_sync+0x16c/0x170
[   12.545540]  refcount_warn_saturate+0x98/0x140
[   12.545837] ---[ end trace ba74542f51246288 ]---
[   12.546103]  drm_sched_job_done.isra.0+0x154/0x158
[   12.546285] ------------[ cut here ]------------
[   12.546598]  drm_sched_job_done_cb+0x10/0x18
[   12.546813] refcount_t: underflow; use-after-free.
[   12.547133]  dma_fence_signal_timestamp_locked+0xcc/0x108
[   12.547533] WARNING: CPU: 3 PID: 257 at lib/refcount.c:28 refcount_warn_saturate+0xec/0x140
[   12.547920]  dma_fence_signal_locked+0x20/0x30
[   12.548336] Modules linked in:
[   12.548737]  panfrost_job_handle_done+0x34/0x50
[   12.549110]
[   12.549525]  panfrost_job_handle_irqs+0x358/0x570
[   12.549997] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   12.550719]  panfrost_job_irq_handler_thread+0x18/0x40
[   12.551108] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   12.551373]  irq_thread_fn+0x28/0x98
[   12.551769] pstate: 404000c9 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   12.551899]  irq_thread+0x12c/0x230
[   12.552309] pc : refcount_warn_saturate+0xec/0x140
[   12.553131]  kthread+0x174/0x180
[   12.553578] lr : refcount_warn_saturate+0xec/0x140
[   12.554121]  ret_from_fork+0x10/0x20
[   12.554432] sp : ffff8000123ebaa0
[   12.555038] ---[ end trace ba74542f51246289 ]---
[   12.555340] x29: ffff8000123ebaa0 x28: ffff8000123ebd58 x27: 0000000000000000
[   12.558083] x26: 0000000000000001 x25: ffff000004b051c0 x24: 0000000000000000
[   12.558711] x23: 0000000000000000 x22: ffff0000050e2940 x21: ffff8000123ebb08
[   12.559337] x20: ffff000004b05040 x19: ffff000004d85468 x18: 0000000000000010
[   12.559965] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   12.560593] x14: 0000000000000000 x13: 30343178302f3839 x12: 78302b6574617275
[   12.561222] x11: 7461735f6e726177 x10: 5f746e756f636665 x9 : 3178302f38397830
[   12.561849] x8 : 2b65746172757461 x7 : 205d303435353435 x6 : 352e32312020205b
[   12.562477] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   12.563104] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   12.563733] Call trace:
[   12.563950]  refcount_warn_saturate+0xec/0x140
[   12.564344]  drm_sched_entity_wakeup+0x98/0xa0
[   12.564736]  dma_fence_signal_timestamp_locked+0xcc/0x108
[   12.565216]  dma_fence_release+0xd4/0xe8
[   12.565564]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   12.565970]  panfrost_job_push+0x1bc/0x200
[   12.566333]  panfrost_ioctl_submit+0x358/0x438
[   12.566726]  drm_ioctl_kernel+0xb8/0x170
[   12.567072]  drm_ioctl+0x214/0x450
[   12.567373]  __arm64_sys_ioctl+0xa0/0xe0
[   12.567721]  invoke_syscall+0x40/0xf8
[   12.568047]  el0_svc_common.constprop.0+0xc0/0xe0
[   12.568463]  do_el0_svc+0x20/0x80
[   12.568755]  el0_svc+0x1c/0x50
[   12.569030]  el0t_64_sync_handler+0xa8/0xb0
[   12.569399]  el0t_64_sync+0x16c/0x170
[   12.569724] ---[ end trace ba74542f5124628a ]---
[   12.595086] ------------[ cut here ]------------
[   12.595530] Fence drm_sched:pan_js:a:2 released with pending signals!
[   12.596124] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   12.596934] Modules linked in:
[   12.597217] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   12.598045] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   12.598593] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   12.599202] pc : dma_fence_release+0xac/0xe8
[   12.599584] lr : dma_fence_release+0xac/0xe8
[   12.599960] sp : ffff8000123ebb20
[   12.600252] x29: ffff8000123ebb20 x28: ffff8000123ebd58 x27: 0000000000000000
[   12.600878] x26: 0000000000000001 x25: ffff000004b05280 x24: 0000000000000000
[   12.601503] x23: 0000000000000000 x22: ffff800010d41b78 x21: ffff000004b05050
[   12.602138] x20: ffff000004b05040 x19: ffff000004b05078 x18: 0000000000000010
[   12.602782] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   12.603409] x14: 000000000000025c x13: ffff0000050e2dc0 x12: 00000000ffffffea
[   12.604035] x11: ffff800011761ec8 x10: ffff8000115e1e88 x9 : ffff8000115e1ee0
[   12.604662] x8 : 000000000017ffe8 x7 : c0000000fffeffff x6 : 0000000000000001
[   12.605288] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   12.605914] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   12.606542] Call trace:
[   12.606760]  dma_fence_release+0xac/0xe8
[   12.607111]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   12.607517]  panfrost_job_push+0x1bc/0x200
[   12.607882]  panfrost_ioctl_submit+0x358/0x438
[   12.608274]  drm_ioctl_kernel+0xb8/0x170
[   12.608622]  drm_ioctl+0x214/0x450
[   12.608921]  __arm64_sys_ioctl+0xa0/0xe0
[   12.609269]  invoke_syscall+0x40/0xf8
[   12.609597]  el0_svc_common.constprop.0+0xc0/0xe0
[   12.610011]  do_el0_svc+0x20/0x80
[   12.610304]  el0_svc+0x1c/0x50
[   12.610577]  el0t_64_sync_handler+0xa8/0xb0
[   12.610946]  el0t_64_sync+0x16c/0x170
[   12.611276] ---[ end trace ba74542f5124628b ]---
[   12.612869] ------------[ cut here ]------------
[   12.613288] refcount_t: saturated; leaking memory.
[   12.613730] WARNING: CPU: 3 PID: 257 at lib/refcount.c:19 refcount_warn_saturate+0xc0/0x140
[   12.614476] Modules linked in:
[   12.614753] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   12.615586] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   12.616154] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   12.616773] pc : refcount_warn_saturate+0xc0/0x140
[   12.617200] lr : refcount_warn_saturate+0xc0/0x140
[   12.617622] sp : ffff8000123eba60
[   12.617913] x29: ffff8000123eba60 x28: ffff8000123ebc00 x27: ffff000004cdbc00
[   12.618548] x26: 0000000000000002 x25: ffff000006f4c100 x24: 0000000000000000
[   12.619195] x23: ffff000004b051c0 x22: ffff000005b16100 x21: ffff000006487900
[   12.619840] x20: 0000000000000001 x19: ffff000004b051f8 x18: 0000000000000010
[   12.620486] x17: 00480000000007a0 x16: 0791078f07a00780 x15: ffff0000050e2dc0
[   12.621120] x14: 000000000000027f x13: ffff0000050e2dc0 x12: 00000000ffffffea
[   12.621746] x11: ffff800011761ec8 x10: ffff8000115e1e88 x9 : ffff8000115e1ee0
[   12.622372] x8 : 000000000017ffe8 x7 : c0000000fffeffff x6 : 0000000000000001
[   12.623000] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   12.623626] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   12.624256] Call trace:
[   12.624474]  refcount_warn_saturate+0xc0/0x140
[   12.624867]  drm_gem_plane_helper_prepare_fb+0x118/0x140
[   12.625336]  drm_atomic_helper_prepare_planes+0x104/0x1a8
[   12.625811]  drm_atomic_helper_commit+0x80/0x360
[   12.626218]  drm_atomic_nonblocking_commit+0x48/0x58
[   12.626656]  drm_mode_atomic_ioctl+0x9ec/0xb88
[   12.627050]  drm_ioctl_kernel+0xb8/0x170
[   12.627397]  drm_ioctl+0x214/0x450
[   12.627698]  __arm64_sys_ioctl+0xa0/0xe0
[   12.628046]  invoke_syscall+0x40/0xf8
[   12.628372]  el0_svc_common.constprop.0+0xc0/0xe0
[   12.628787]  do_el0_svc+0x20/0x80
[   12.629079]  el0_svc+0x1c/0x50
[   12.629354]  el0t_64_sync_handler+0xa8/0xb0
[   12.629723]  el0t_64_sync+0x16c/0x170
[   12.630048] ---[ end trace ba74542f5124628c ]---
[   12.683010] inno-video-combo-phy fe850000.video-phy: fin=24000000, rate=996000000, fout=996000000, prediv=1, fbdiv=83
[   12.684140] rockchip-drm display-subsystem: [drm] Update mode to 1920x1080p60, type: 11 for vp0, output 0x00000800  HDMI0
[   12.685576] rockchip-drm display-subsystem: [drm] Update mode to 1080x1920p60, type: 16 for vp1, output 0x00000020 MIPI0
[   12.910994] panel_simple_xfer_dsi_cmd_seq:-----------------> enter
[   13.103035] panel_simple_xfer_dsi_cmd_seq:<-----------------leaver
[   13.296693] ------------[ cut here ]------------
[   13.297140] Fence drm_sched:pan_js:a:3 released with pending signals!
[   13.297743] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   13.298560] Modules linked in:
[   13.298840] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.299670] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.300219] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.300830] pc : dma_fence_release+0xac/0xe8
[   13.301208] lr : dma_fence_release+0xac/0xe8
[   13.301585] sp : ffff8000123ebb20
[   13.301877] x29: ffff8000123ebb20 x28: ffff8000123ebd58 x27: 0000000000000000
[   13.302507] x26: 0000000000000001 x25: ffff000004b051c0 x24: 0000000000000000
[   13.303134] x23: 0000000000000000 x22: ffff800010d41b78 x21: ffff000004b05050
[   13.303761] x20: ffff000004b05040 x19: ffff000004b05078 x18: 0000000000000010
[   13.304388] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   13.305014] x14: 00000000000002a9 x13: ffff0000050e2dc0 x12: 00000000ffffffea
[   13.305641] x11: ffff800011761ec8 x10: ffff8000115e1e88 x9 : ffff8000115e1ee0
[   13.306268] x8 : 000000000017ffe8 x7 : c0000000fffeffff x6 : 0000000000000001
[   13.306894] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   13.307519] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   13.308149] Call trace:
[   13.308367]  dma_fence_release+0xac/0xe8
[   13.308713]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   13.309119]  panfrost_job_push+0x1bc/0x200
[   13.309483]  panfrost_ioctl_submit+0x358/0x438
[   13.309875]  drm_ioctl_kernel+0xb8/0x170
[   13.310221]  drm_ioctl+0x214/0x450
[   13.310521]  __arm64_sys_ioctl+0xa0/0xe0
[   13.310868]  invoke_syscall+0x40/0xf8
[   13.311195]  el0_svc_common.constprop.0+0xc0/0xe0
[   13.311609]  do_el0_svc+0x20/0x80
[   13.311903]  el0_svc+0x1c/0x50
[   13.312177]  el0t_64_sync_handler+0xa8/0xb0
[   13.312545]  el0t_64_sync+0x16c/0x170
[   13.312869] ---[ end trace ba74542f5124628d ]---
[   13.340454] ------------[ cut here ]------------
[   13.340897] Fence drm_sched:pan_js:a:4 released with pending signals!
[   13.341505] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   13.342318] Modules linked in:
[   13.342598] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.343426] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.343975] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.344584] pc : dma_fence_release+0xac/0xe8
[   13.344961] lr : dma_fence_release+0xac/0xe8
[   13.345338] sp : ffff8000123ebb20
[   13.345629] x29: ffff8000123ebb20 x28: ffff8000123ebd58 x27: 0000000000000000
[   13.346257] x26: 0000000000000001 x25: ffff000004b05280 x24: 0000000000000000
[   13.346884] x23: 0000000000000000 x22: ffff800010d41b78 x21: ffff000004b05050
[   13.347511] x20: ffff000004b05040 x19: ffff000004b05078 x18: 0000000000000010
[   13.348138] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   13.348764] x14: 00000000000002cc x13: ffff0000050e2dc0 x12: 00000000ffffffea
[   13.349391] x11: ffff800011761ec8 x10: ffff8000115e1e88 x9 : ffff8000115e1ee0
[   13.350019] x8 : 000000000017ffe8 x7 : c0000000fffeffff x6 : 0000000000000001
[   13.350646] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   13.351272] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   13.351900] Call trace:
[   13.352116]  dma_fence_release+0xac/0xe8
[   13.352463]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   13.352869]  panfrost_job_push+0x1bc/0x200
[   13.353232]  panfrost_ioctl_submit+0x358/0x438
[   13.353624]  drm_ioctl_kernel+0xb8/0x170
[   13.353971]  drm_ioctl+0x214/0x450
[   13.354269]  __arm64_sys_ioctl+0xa0/0xe0
[   13.354616]  invoke_syscall+0x40/0xf8
[   13.354942]  el0_svc_common.constprop.0+0xc0/0xe0
[   13.355356]  do_el0_svc+0x20/0x80
[   13.355650]  el0_svc+0x1c/0x50
[   13.355925]  el0t_64_sync_handler+0xa8/0xb0
[   13.356293]  el0t_64_sync+0x16c/0x170
[   13.356618] ---[ end trace ba74542f5124628e ]---
[   13.379841] ------------[ cut here ]------------
[   13.380285] Fence drm_sched:pan_js:a:5 released with pending signals!
[   13.380877] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   13.381680] Modules linked in:
[   13.381953] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.382781] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.383328] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.383937] pc : dma_fence_release+0xac/0xe8
[   13.384314] lr : dma_fence_release+0xac/0xe8
[   13.384690] sp : ffff8000123ebb20
[   13.384980] x29: ffff8000123ebb20 x28: ffff8000123ebd58 x27: 0000000000000000
[   13.385608] x26: 0000000000000001 x25: ffff000004b051c0 x24: 0000000000000000
[   13.386235] x23: 0000000000000000 x22: ffff800010d41b78 x21: ffff000004b05050
[   13.386860] x20: ffff000004b05040 x19: ffff000004b05078 x18: 0000000000000010
[   13.387487] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   13.388114] x14: 00000000000002ef x13: ffff0000050e2dc0 x12: 00000000ffffffea
[   13.388741] x11: ffff800011761ec8 x10: ffff8000115e1e88 x9 : ffff8000115e1ee0
[   13.389368] x8 : 000000000017ffe8 x7 : c0000000fffeffff x6 : 0000000000000001
[   13.389994] x5 : ffff00007fb8c9a0 x4 : 0000000000000000 x3 : 0000000000000001
[   13.390621] x2 : ffff00007fb8c9a8 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   13.391247] Call trace:
[   13.391464]  dma_fence_release+0xac/0xe8
[   13.391811]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   13.392217]  panfrost_job_push+0x1bc/0x200
[   13.392581]  panfrost_ioctl_submit+0x358/0x438
[   13.392972]  drm_ioctl_kernel+0xb8/0x170
[   13.393319]  drm_ioctl+0x214/0x450
[   13.393619]  __arm64_sys_ioctl+0xa0/0xe0
[   13.393967]  invoke_syscall+0x40/0xf8
[   13.394294]  el0_svc_common.constprop.0+0xc0/0xe0
[   13.394708]  do_el0_svc+0x20/0x80
[   13.395002]  el0_svc+0x1c/0x50
[   13.395275]  el0t_64_sync_handler+0xa8/0xb0
[   13.395643]  el0t_64_sync+0x16c/0x170
[   13.395968] ---[ end trace ba74542f5124628f ]---
[   13.398130] ------------[ cut here ]------------
[   13.398566] Fence drm_sched:pan_js:a:6 released with pending signals!
[   13.399206] WARNING: CPU: 3 PID: 257 at drivers/dma-buf/dma-fence.c:526 dma_fence_release+0xac/0xe8
[   13.400011] Modules linked in:
[   13.400286] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.401114] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.401660] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.402269] pc : dma_fence_release+0xac/0xe8
[   13.402646] lr : dma_fence_release+0xac/0xe8
[   13.403024] sp : ffff8000123ebb20
[   13.403316] x29: ffff8000123ebb20 x28: ffff8000123ebd58 x27: 0000000000000000
[   13.403943] x26: 0000000000000001 x25: ffff000004b05400 x24: 0000000000000000
[   13.404570] x23: 0000000000000000 x22: ffff800010d41b78 x21: ffff000004b05350
[   13.405197] x20: ffff000004b05340 x19: ffff000004b05378 x18: 0000000000000010
[   13.405825] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0000050e2dc0
[   13.406451] x14: 0000000000000000 x13: 00000000000000f5 x12: 00000000000001d3
[   13.407076] x11: 000000000003f188 x10: 00000000000009a0 x9 : ffff8000123eb8a0
[   13.407703] x8 : ffff0000050e3340 x7 : ffff00007fb92a80 x6 : 0000000000000000
[   13.408329] x5 : 0000000000000000 x4 : ffff00007fb8c9a0 x3 : ffff00007fb8f950
[   13.408955] x2 : ffff00007fb8c9a0 x1 : ea6e0584a53f2200 x0 : 0000000000000000
[   13.409583] Call trace:
[   13.409800]  dma_fence_release+0xac/0xe8
[   13.410146]  dma_resv_add_excl_fence+0x1b8/0x1f0
[   13.410553]  panfrost_job_push+0x1bc/0x200
[   13.410917]  panfrost_ioctl_submit+0x358/0x438
[   13.411309]  drm_ioctl_kernel+0xb8/0x170
[   13.411656]  drm_ioctl+0x214/0x450
[   13.411956]  __arm64_sys_ioctl+0xa0/0xe0
[   13.412303]  invoke_syscall+0x40/0xf8
[   13.412628]  el0_svc_common.constprop.0+0xc0/0xe0
[   13.413042]  do_el0_svc+0x20/0x80
[   13.413335]  el0_svc+0x1c/0x50
[   13.413607]  el0t_64_sync_handler+0xa8/0xb0
[   13.413976]  el0t_64_sync+0x16c/0x170
[   13.414298] ---[ end trace ba74542f51246290 ]---
[   13.430129] ------------[ cut here ]------------
[   13.430226] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008
[   13.430557] refcount_t: saturated; leaking memory.
[   13.431321] Mem abort info:
[   13.431324]   ESR = 0x96000044
[   13.431326]   EC = 0x25: DABT (current EL), IL = 32 bits
[   13.431330]   SET = 0, FnV = 0
[   13.431333]   EA = 0, S1PTW = 0
[   13.431335]   FSC = 0x04: level 0 translation fault
[   13.431337] Data abort info:
[   13.431339]   ISV = 0, ISS = 0x00000044
[   13.431340]   CM = 0, WnR = 1
[   13.431343] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000004978000
[   13.431346] [0000000000000008] pgd=0000000000000000, p4d=0000000000000000
[   13.431354] Internal error: Oops: 96000044 [#1] PREEMPT SMP
[   13.431359] Modules linked in:
[   13.431364] CPU: 0 PID: 145 Comm: irq/25-panfrost Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.431370] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.431374] pstate: 604000c9 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.431379] pc : dma_fence_signal_timestamp_locked+0x78/0x108
[   13.431854] WARNING: CPU: 3 PID: 257 at lib/refcount.c:22 refcount_warn_saturate+0x6c/0x140
[   13.432059] lr : dma_fence_signal+0x30/0x60
[   13.432327] Modules linked in:
[   13.432789] sp : ffff8000122b3b50
[   13.433057]
[   13.433331] x29: ffff8000122b3b50
[   13.433757] CPU: 3 PID: 257 Comm: weston Tainted: G        W         5.16.0-rc1-00043-g794870164a37 #443
[   13.434008]  x28: 0000000000000000
[   13.434342] Hardware name: Rockchip RK3568 EVB1 DDR4 V10 Board (DT)
[   13.434601]  x27: ffff000003791880
[   13.435163] pstate: 40400009 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   13.435751]
[   13.435753] x26: ffff8000122b3d30
[   13.436237] pc : refcount_warn_saturate+0x6c/0x140
[   13.436504]  x25: 0000000000000001
[   13.437393] lr : refcount_warn_saturate+0x6c/0x140
[   13.437938]  x24: ffff000003791a10
[   13.438542] sp : ffff8000123ebb40
[   13.439042]
[   13.439767] x29: ffff8000123ebb40
[   13.440130] x23: 0000000000000000
[   13.440398]  x28: ffff8000123ebd58
[   13.440687]  x22: ffff000003505280
[   13.440819]  x27: 0000000000000000
[   13.441108]  x21: ffff8000122b3b88
[   13.441931]
[   13.442228]
[   13.442773] x26: 0000000000000001
[   13.443070] x20: ffff000004b051c0
[   13.443674]  x25: ffff000004b051c0
[   13.443806]  x19: ffff000004b051c0
[   13.444095]  x24: 0000000000000000
[   13.444513]  x18: 0000000000000000
[   13.444811]
[   13.445227]
[   13.445524] x23: 0000000000000000
[   13.445814] x17: 3837783028203032
[   13.445945]  x22: ffff000004b051c0
[   13.446236]  x16: 3139323835323120
[   13.446525]  x21: ffff000004d73100
[   13.446822]  x15: 00000205aa24947a
[   13.447120]
[   13.447417]
[   13.447715] x20: ffff000004b05400
[   13.447846] x14: 0000000000000326
[   13.447977]  x19: 00000000ffffffff
[   13.448266]  x13: 0000000000000000
[   13.448555]  x18: 0000000000000010
[   13.448851]  x12: 0000000000000000
[   13.449148]
[   13.449446]
[   13.449743] x17: 0000000000000000
[   13.449874] x11: 0000000000000001
[   13.450006]  x16: 0000000000000000
[   13.450296]  x10: ffff8000122b3d48
[   13.450585]  x15: 000060978994e822
[   13.450882]  x9 : 00000000000019e0
[   13.451179]
[   13.451477]
[   13.451774] x14: 00000000000000b6
[   13.451905] x8 : ffff8000122b3d78
[   13.452037]  x13: 00000000000000b6
[   13.452326]  x7 : 0000000000000000
[   13.452614]  x12: 0000000000000000
[   13.452912]  x6 : 000000001fcf847e
[   13.453209]
[   13.453506]
[   13.453803] x11: 0000000000000001
[   13.453934] x5 : 00ffffffffffffff
[   13.454066]  x10: 00000000000009a0
[   13.454356]  x4 : 0015ef3c03fd7c00
[   13.454643]  x9 : ffff8000123eb8c0
[   13.454941]  x3 : 0000000000000018
[   13.455238]
[   13.455536]
[   13.455833] x8 : ffff0000050e3340
[   13.455965] x2 : ffff000004b051f0
[   13.456096]  x7 : ffff00007fb92a80
[   13.456386]  x1 : 000000032053be4d
[   13.456676]  x6 : 0000000000000115
[   13.456973]  x0 : 0000000000000000
[   13.457271]
[   13.457568]
[   13.457866] x5 : 0000000000000000
[   13.457998] Call trace:
[   13.458128]  x4 : ffff00007fb8c9a0
[   13.458419]  dma_fence_signal_timestamp_locked+0x78/0x108
[   13.458707]  x3 : ffff00007fb8f950
[   13.459005]  dma_fence_signal+0x30/0x60
[   13.459302]
[   13.459600]  drm_sched_fence_finished+0x10/0x18
[   13.459897] x2 : ffff00007fb8c9a0
[   13.460029]  drm_sched_job_done.isra.0+0xac/0x158
[   13.460159]  x1 : ea6e0584a53f2200
[   13.460449]  drm_sched_job_done_cb+0x10/0x18
[   13.460738]  x0 : 0000000000000000
[   13.461036]  dma_fence_signal_timestamp_locked+0xcc/0x108
[   13.461333]
[   13.461631]  dma_fence_signal_locked+0x20/0x30
[   13.461929] Call trace:
[   13.462060]  panfrost_job_handle_done+0x34/0x50
[   13.462192]  refcount_warn_saturate+0x6c/0x140
[   13.462481]  panfrost_job_handle_irqs+0x358/0x570
[   13.462695]  dma_resv_add_excl_fence+0x1d4/0x1f0
[   13.462992]  panfrost_job_irq_handler_thread+0x18/0x40
[   13.463462]  panfrost_job_push+0x1bc/0x200
[   13.463760]  irq_thread_fn+0x28/0x98
[   13.464094]  panfrost_ioctl_submit+0x358/0x438
[   13.464225]  irq_thread+0x12c/0x230
[   13.464620]  drm_ioctl_kernel+0xb8/0x170
[   13.464909]  kthread+0x174/0x180
[   13.465319]  drm_ioctl+0x214/0x450
[   13.465617]  ret_from_fork+0x10/0x20
[   13.465988]  __arm64_sys_ioctl+0xa0/0xe0
[   13.466290] Code: 3707fe20 f9400a80 9100e3f5 f9001fe0 (f9000415)
[   13.466756]  invoke_syscall+0x40/0xf8
[   13.466891] ---[ end trace ba74542f51246291 ]---
[   13.467275]  el0_svc_common.constprop.0+0xc0/0xe0
[   13.467491] note: irq/25-panfrost[145] exited with preempt_count 2
[   13.467883]  do_el0_svc+0x20/0x80
[   13.468375] genirq: exiting task "irq/25-panfrost" (145) is an active IRQ thread (irq 25)
[   13.468678]  el0_svc+0x1c/0x50
[   13.475908]  el0t_64_sync_handler+0xa8/0xb0
[   13.476277]  el0t_64_sync+0x16c/0x170
[   13.476601] ---[ end trace ba74542f51246292 ]---
[   13.986987] panfrost fde60000.gpu: gpu sched timeout, js=0, config=0x7300, status=0x0, head=0x8de9f40, tail=0x8de9f40, sched_job=(____ptrval____)
[   14.462959] sched: RT throttling activated
[   34.474959] rcu: INFO: rcu_preempt self-detected stall on CPU
[   34.475481] rcu:     3-....: (5248 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=2602
[   34.476312]  (t=5250 jiffies g=505 q=301)
[   34.476667] Task dump for CPU 3:
[   34.476951] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[   34.477820] Call trace:
[   34.478035]  dump_backtrace+0x0/0x198
[   34.478365]  show_stack+0x14/0x60
[   34.478659]  sched_show_task+0x148/0x168
[   34.479008]  dump_cpu_task+0x40/0x4c
[   34.479326]  rcu_dump_cpu_stacks+0xe8/0x128
[   34.479696]  rcu_sched_clock_irq+0x9bc/0xd38
[   34.480072]  update_process_times+0x94/0xd8
[   34.480440]  tick_sched_handle.isra.0+0x30/0x50
[   34.480840]  tick_sched_timer+0x48/0x98
[   34.481178]  __hrtimer_run_queues+0x110/0x1b0
[   34.481562]  hrtimer_interrupt+0xe4/0x238
[   34.481917]  arch_timer_handler_phys+0x28/0x40
[   34.482310]  handle_percpu_devid_irq+0x80/0x130
[   34.482710]  generic_handle_domain_irq+0x38/0x58
[   34.483116]  gic_handle_irq+0x4c/0x110
[   34.483450]  call_on_irq_stack+0x28/0x3c
[   34.483798]  do_interrupt_handler+0x78/0x80
[   34.484166]  el1_interrupt+0x34/0x80
[   34.484484]  el1h_64_irq_handler+0x14/0x20
[   34.484846]  el1h_64_irq+0x74/0x78
[   34.485148]  queued_spin_lock_slowpath+0x118/0x3c0
[   34.485568]  _raw_spin_lock+0x5c/0x68
[   34.485895]  panfrost_job_run+0x24c/0x3f8
[   34.486250]  drm_sched_main+0x130/0x390
[   34.486591]  kthread+0x174/0x180
[   34.486878]  ret_from_fork+0x10/0x20
[   35.810989] vcc3v3_lcd1_n: disabling
[   97.486958] rcu: INFO: rcu_preempt self-detected stall on CPU
[   97.487479] rcu:     3-....: (20999 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=10402
[   97.488326]  (t=21003 jiffies g=505 q=379)
[   97.488687] Task dump for CPU 3:
[   97.488971] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[   97.489842] Call trace:
[   97.490056]  dump_backtrace+0x0/0x198
[   97.490388]  show_stack+0x14/0x60
[   97.490682]  sched_show_task+0x148/0x168
[   97.491030]  dump_cpu_task+0x40/0x4c
[   97.491349]  rcu_dump_cpu_stacks+0xe8/0x128
[   97.491718]  rcu_sched_clock_irq+0x9bc/0xd38
[   97.492095]  update_process_times+0x94/0xd8
[   97.492463]  tick_sched_handle.isra.0+0x30/0x50
[   97.492862]  tick_sched_timer+0x48/0x98
[   97.493200]  __hrtimer_run_queues+0x110/0x1b0
[   97.493582]  hrtimer_interrupt+0xe4/0x238
[   97.493937]  arch_timer_handler_phys+0x28/0x40
[   97.494330]  handle_percpu_devid_irq+0x80/0x130
[   97.494730]  generic_handle_domain_irq+0x38/0x58
[   97.495136]  gic_handle_irq+0x4c/0x110
[   97.495473]  call_on_irq_stack+0x28/0x3c
[   97.495818]  do_interrupt_handler+0x78/0x80
[   97.496186]  el1_interrupt+0x34/0x80
[   97.496503]  el1h_64_irq_handler+0x14/0x20
[   97.496865]  el1h_64_irq+0x74/0x78
[   97.497166]  queued_spin_lock_slowpath+0x118/0x3c0
[   97.497588]  _raw_spin_lock+0x5c/0x68
[   97.497912]  panfrost_job_run+0x24c/0x3f8
[   97.498268]  drm_sched_main+0x130/0x390
[   97.498607]  kthread+0x174/0x180
[   97.498895]  ret_from_fork+0x10/0x20
[  140.108141] random: crng init done
[  140.108457] random: 7 urandom warning(s) missed due to ratelimiting
[  160.498958] rcu: INFO: rcu_preempt self-detected stall on CPU
[  160.499475] rcu:     3-....: (36750 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=18205
[  160.500322]  (t=36756 jiffies g=505 q=482)
[  160.500684] Task dump for CPU 3:
[  160.500969] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  160.501837] Call trace:
[  160.502054]  dump_backtrace+0x0/0x198
[  160.502384]  show_stack+0x14/0x60
[  160.502679]  sched_show_task+0x148/0x168
[  160.503027]  dump_cpu_task+0x40/0x4c
[  160.503346]  rcu_dump_cpu_stacks+0xe8/0x128
[  160.503714]  rcu_sched_clock_irq+0x9bc/0xd38
[  160.504091]  update_process_times+0x94/0xd8
[  160.504458]  tick_sched_handle.isra.0+0x30/0x50
[  160.504858]  tick_sched_timer+0x48/0x98
[  160.505195]  __hrtimer_run_queues+0x110/0x1b0
[  160.505580]  hrtimer_interrupt+0xe4/0x238
[  160.505934]  arch_timer_handler_phys+0x28/0x40
[  160.506327]  handle_percpu_devid_irq+0x80/0x130
[  160.506727]  generic_handle_domain_irq+0x38/0x58
[  160.507133]  gic_handle_irq+0x4c/0x110
[  160.507467]  call_on_irq_stack+0x28/0x3c
[  160.507813]  do_interrupt_handler+0x78/0x80
[  160.508181]  el1_interrupt+0x34/0x80
[  160.508497]  el1h_64_irq_handler+0x14/0x20
[  160.508858]  el1h_64_irq+0x74/0x78
[  160.509158]  queued_spin_lock_slowpath+0x118/0x3c0
[  160.509579]  _raw_spin_lock+0x5c/0x68
[  160.509903]  panfrost_job_run+0x24c/0x3f8
[  160.510259]  drm_sched_main+0x130/0x390
[  160.510599]  kthread+0x174/0x180
[  160.510886]  ret_from_fork+0x10/0x20
[  223.510959] rcu: INFO: rcu_preempt self-detected stall on CPU
[  223.511478] rcu:     3-....: (52501 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=26008
[  223.512325]  (t=52509 jiffies g=505 q=536)
[  223.512688] Task dump for CPU 3:
[  223.512971] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  223.513842] Call trace:
[  223.514056]  dump_backtrace+0x0/0x198
[  223.514387]  show_stack+0x14/0x60
[  223.514681]  sched_show_task+0x148/0x168
[  223.515029]  dump_cpu_task+0x40/0x4c
[  223.515348]  rcu_dump_cpu_stacks+0xe8/0x128
[  223.515717]  rcu_sched_clock_irq+0x9bc/0xd38
[  223.516094]  update_process_times+0x94/0xd8
[  223.516462]  tick_sched_handle.isra.0+0x30/0x50
[  223.516860]  tick_sched_timer+0x48/0x98
[  223.517198]  __hrtimer_run_queues+0x110/0x1b0
[  223.517582]  hrtimer_interrupt+0xe4/0x238
[  223.517935]  arch_timer_handler_phys+0x28/0x40
[  223.518327]  handle_percpu_devid_irq+0x80/0x130
[  223.518727]  generic_handle_domain_irq+0x38/0x58
[  223.519133]  gic_handle_irq+0x4c/0x110
[  223.519466]  call_on_irq_stack+0x28/0x3c
[  223.519812]  do_interrupt_handler+0x78/0x80
[  223.520181]  el1_interrupt+0x34/0x80
[  223.520498]  el1h_64_irq_handler+0x14/0x20
[  223.520860]  el1h_64_irq+0x74/0x78
[  223.521161]  queued_spin_lock_slowpath+0x118/0x3c0
[  223.521584]  _raw_spin_lock+0x5c/0x68
[  223.521908]  panfrost_job_run+0x24c/0x3f8
[  223.522264]  drm_sched_main+0x130/0x390
[  223.522605]  kthread+0x174/0x180
[  223.522892]  ret_from_fork+0x10/0x20
[  286.522958] rcu: INFO: rcu_preempt self-detected stall on CPU
[  286.523478] rcu:     3-....: (68252 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=33807
[  286.524325]  (t=68262 jiffies g=505 q=612)
[  286.524687] Task dump for CPU 3:
[  286.524972] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  286.525840] Call trace:
[  286.526057]  dump_backtrace+0x0/0x198
[  286.526387]  show_stack+0x14/0x60
[  286.526681]  sched_show_task+0x148/0x168
[  286.527029]  dump_cpu_task+0x40/0x4c
[  286.527347]  rcu_dump_cpu_stacks+0xe8/0x128
[  286.527715]  rcu_sched_clock_irq+0x9bc/0xd38
[  286.528092]  update_process_times+0x94/0xd8
[  286.528459]  tick_sched_handle.isra.0+0x30/0x50
[  286.528859]  tick_sched_timer+0x48/0x98
[  286.529197]  __hrtimer_run_queues+0x110/0x1b0
[  286.529579]  hrtimer_interrupt+0xe4/0x238
[  286.529933]  arch_timer_handler_phys+0x28/0x40
[  286.530326]  handle_percpu_devid_irq+0x80/0x130
[  286.530726]  generic_handle_domain_irq+0x38/0x58
[  286.531132]  gic_handle_irq+0x4c/0x110
[  286.531466]  call_on_irq_stack+0x28/0x3c
[  286.531812]  do_interrupt_handler+0x78/0x80
[  286.532180]  el1_interrupt+0x34/0x80
[  286.532496]  el1h_64_irq_handler+0x14/0x20
[  286.532857]  el1h_64_irq+0x74/0x78
[  286.533157]  queued_spin_lock_slowpath+0x118/0x3c0
[  286.533580]  _raw_spin_lock+0x5c/0x68
[  286.533904]  panfrost_job_run+0x24c/0x3f8
[  286.534259]  drm_sched_main+0x130/0x390
[  286.534600]  kthread+0x174/0x180
[  286.534887]  ret_from_fork+0x10/0x20
[  349.534957] rcu: INFO: rcu_preempt self-detected stall on CPU
[  349.535478] rcu:     3-....: (84003 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=41602
[  349.536324]  (t=84015 jiffies g=505 q=716)
[  349.536687] Task dump for CPU 3:
[  349.536970] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  349.537839] Call trace:
[  349.538055]  dump_backtrace+0x0/0x198
[  349.538387]  show_stack+0x14/0x60
[  349.538681]  sched_show_task+0x148/0x168
[  349.539029]  dump_cpu_task+0x40/0x4c
[  349.539348]  rcu_dump_cpu_stacks+0xe8/0x128
[  349.539717]  rcu_sched_clock_irq+0x9bc/0xd38
[  349.540094]  update_process_times+0x94/0xd8
[  349.540462]  tick_sched_handle.isra.0+0x30/0x50
[  349.540862]  tick_sched_timer+0x48/0x98
[  349.541201]  __hrtimer_run_queues+0x110/0x1b0
[  349.541585]  hrtimer_interrupt+0xe4/0x238
[  349.541937]  arch_timer_handler_phys+0x28/0x40
[  349.542330]  handle_percpu_devid_irq+0x80/0x130
[  349.542730]  generic_handle_domain_irq+0x38/0x58
[  349.543136]  gic_handle_irq+0x4c/0x110
[  349.543469]  call_on_irq_stack+0x28/0x3c
[  349.543815]  do_interrupt_handler+0x78/0x80
[  349.544183]  el1_interrupt+0x34/0x80
[  349.544500]  el1h_64_irq_handler+0x14/0x20
[  349.544862]  el1h_64_irq+0x74/0x78
[  349.545164]  queued_spin_lock_slowpath+0x118/0x3c0
[  349.545586]  _raw_spin_lock+0x5c/0x68
[  349.545910]  panfrost_job_run+0x24c/0x3f8
[  349.546265]  drm_sched_main+0x130/0x390
[  349.546604]  kthread+0x174/0x180
[  349.546891]  ret_from_fork+0x10/0x20
[  412.546958] rcu: INFO: rcu_preempt self-detected stall on CPU
[  412.547478] rcu:     3-....: (99754 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=49377
[  412.548325]  (t=99768 jiffies g=505 q=784)
[  412.548686] Task dump for CPU 3:
[  412.548971] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  412.549841] Call trace:
[  412.550058]  dump_backtrace+0x0/0x198
[  412.550389]  show_stack+0x14/0x60
[  412.550684]  sched_show_task+0x148/0x168
[  412.551031]  dump_cpu_task+0x40/0x4c
[  412.551350]  rcu_dump_cpu_stacks+0xe8/0x128
[  412.551719]  rcu_sched_clock_irq+0x9bc/0xd38
[  412.552095]  update_process_times+0x94/0xd8
[  412.552463]  tick_sched_handle.isra.0+0x30/0x50
[  412.552863]  tick_sched_timer+0x48/0x98
[  412.553201]  __hrtimer_run_queues+0x110/0x1b0
[  412.553583]  hrtimer_interrupt+0xe4/0x238
[  412.553936]  arch_timer_handler_phys+0x28/0x40
[  412.554331]  handle_percpu_devid_irq+0x80/0x130
[  412.554732]  generic_handle_domain_irq+0x38/0x58
[  412.555139]  gic_handle_irq+0x4c/0x110
[  412.555471]  call_on_irq_stack+0x28/0x3c
[  412.555817]  do_interrupt_handler+0x78/0x80
[  412.556186]  el1_interrupt+0x34/0x80
[  412.556502]  el1h_64_irq_handler+0x14/0x20
[  412.556864]  el1h_64_irq+0x74/0x78
[  412.557164]  queued_spin_lock_slowpath+0x118/0x3c0
[  412.557587]  _raw_spin_lock+0x5c/0x68
[  412.557912]  panfrost_job_run+0x24c/0x3f8
[  412.558267]  drm_sched_main+0x130/0x390
[  412.558607]  kthread+0x174/0x180
[  412.558894]  ret_from_fork+0x10/0x20
[  475.558957] rcu: INFO: rcu_preempt self-detected stall on CPU
[  475.559476] rcu:     3-....: (115505 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=57191
[  475.560329]  (t=115521 jiffies g=505 q=857)
[  475.560697] Task dump for CPU 3:
[  475.560981] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  475.561850] Call trace:
[  475.562067]  dump_backtrace+0x0/0x198
[  475.562398]  show_stack+0x14/0x60
[  475.562693]  sched_show_task+0x148/0x168
[  475.563041]  dump_cpu_task+0x40/0x4c
[  475.563360]  rcu_dump_cpu_stacks+0xe8/0x128
[  475.563728]  rcu_sched_clock_irq+0x9bc/0xd38
[  475.564104]  update_process_times+0x94/0xd8
[  475.564472]  tick_sched_handle.isra.0+0x30/0x50
[  475.564871]  tick_sched_timer+0x48/0x98
[  475.565209]  __hrtimer_run_queues+0x110/0x1b0
[  475.565592]  hrtimer_interrupt+0xe4/0x238
[  475.565946]  arch_timer_handler_phys+0x28/0x40
[  475.566339]  handle_percpu_devid_irq+0x80/0x130
[  475.566739]  generic_handle_domain_irq+0x38/0x58
[  475.567145]  gic_handle_irq+0x4c/0x110
[  475.567477]  call_on_irq_stack+0x28/0x3c
[  475.567822]  do_interrupt_handler+0x78/0x80
[  475.568190]  el1_interrupt+0x34/0x80
[  475.568507]  el1h_64_irq_handler+0x14/0x20
[  475.568869]  el1h_64_irq+0x74/0x78
[  475.569170]  queued_spin_lock_slowpath+0x118/0x3c0
[  475.569593]  _raw_spin_lock+0x5c/0x68
[  475.569915]  panfrost_job_run+0x24c/0x3f8
[  475.570270]  drm_sched_main+0x130/0x390
[  475.570610]  kthread+0x174/0x180
[  475.570897]  ret_from_fork+0x10/0x20
[  538.570958] rcu: INFO: rcu_preempt self-detected stall on CPU
[  538.571478] rcu:     3-....: (131256 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=64992
[  538.572333]  (t=131274 jiffies g=505 q=947)
[  538.572701] Task dump for CPU 3:
[  538.572986] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  538.573854] Call trace:
[  538.574070]  dump_backtrace+0x0/0x198
[  538.574402]  show_stack+0x14/0x60
[  538.574696]  sched_show_task+0x148/0x168
[  538.575044]  dump_cpu_task+0x40/0x4c
[  538.575363]  rcu_dump_cpu_stacks+0xe8/0x128
[  538.575732]  rcu_sched_clock_irq+0x9bc/0xd38
[  538.576109]  update_process_times+0x94/0xd8
[  538.576477]  tick_sched_handle.isra.0+0x30/0x50
[  538.576878]  tick_sched_timer+0x48/0x98
[  538.577216]  __hrtimer_run_queues+0x110/0x1b0
[  538.577599]  hrtimer_interrupt+0xe4/0x238
[  538.577953]  arch_timer_handler_phys+0x28/0x40
[  538.578346]  handle_percpu_devid_irq+0x80/0x130
[  538.578745]  generic_handle_domain_irq+0x38/0x58
[  538.579151]  gic_handle_irq+0x4c/0x110
[  538.579487]  call_on_irq_stack+0x28/0x3c
[  538.579833]  do_interrupt_handler+0x78/0x80
[  538.580201]  el1_interrupt+0x34/0x80
[  538.580518]  el1h_64_irq_handler+0x14/0x20
[  538.580880]  el1h_64_irq+0x74/0x78
[  538.581181]  queued_spin_lock_slowpath+0x118/0x3c0
[  538.581603]  _raw_spin_lock+0x5c/0x68
[  538.581927]  panfrost_job_run+0x24c/0x3f8
[  538.582283]  drm_sched_main+0x130/0x390
[  538.582623]  kthread+0x174/0x180
[  538.582910]  ret_from_fork+0x10/0x20
[  601.582956] rcu: INFO: rcu_preempt self-detected stall on CPU
[  601.583477] rcu:     3-....: (147007 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=72788
[  601.584330]  (t=147027 jiffies g=505 q=1018)
[  601.584706] Task dump for CPU 3:
[  601.584991] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  601.585859] Call trace:
[  601.586075]  dump_backtrace+0x0/0x198
[  601.586406]  show_stack+0x14/0x60
[  601.586701]  sched_show_task+0x148/0x168
[  601.587048]  dump_cpu_task+0x40/0x4c
[  601.587368]  rcu_dump_cpu_stacks+0xe8/0x128
[  601.587736]  rcu_sched_clock_irq+0x9bc/0xd38
[  601.588112]  update_process_times+0x94/0xd8
[  601.588480]  tick_sched_handle.isra.0+0x30/0x50
[  601.588880]  tick_sched_timer+0x48/0x98
[  601.589218]  __hrtimer_run_queues+0x110/0x1b0
[  601.589602]  hrtimer_interrupt+0xe4/0x238
[  601.589956]  arch_timer_handler_phys+0x28/0x40
[  601.590348]  handle_percpu_devid_irq+0x80/0x130
[  601.590747]  generic_handle_domain_irq+0x38/0x58
[  601.591153]  gic_handle_irq+0x4c/0x110
[  601.591486]  call_on_irq_stack+0x28/0x3c
[  601.591832]  do_interrupt_handler+0x78/0x80
[  601.592201]  el1_interrupt+0x34/0x80
[  601.592517]  el1h_64_irq_handler+0x14/0x20
[  601.592879]  el1h_64_irq+0x74/0x78
[  601.593181]  queued_spin_lock_slowpath+0x118/0x3c0
[  601.593603]  _raw_spin_lock+0x5c/0x68
[  601.593927]  panfrost_job_run+0x24c/0x3f8
[  601.594283]  drm_sched_main+0x130/0x390
[  601.594623]  kthread+0x174/0x180
[  601.594910]  ret_from_fork+0x10/0x20
[  664.594957] rcu: INFO: rcu_preempt self-detected stall on CPU
[  664.595479] rcu:     3-....: (162758 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=80598
[  664.596333]  (t=162780 jiffies g=505 q=1086)
[  664.596709] Task dump for CPU 3:
[  664.596993] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  664.597862] Call trace:
[  664.598078]  dump_backtrace+0x0/0x198
[  664.598409]  show_stack+0x14/0x60
[  664.598704]  sched_show_task+0x148/0x168
[  664.599052]  dump_cpu_task+0x40/0x4c
[  664.599369]  rcu_dump_cpu_stacks+0xe8/0x128
[  664.599738]  rcu_sched_clock_irq+0x9bc/0xd38
[  664.600114]  update_process_times+0x94/0xd8
[  664.600482]  tick_sched_handle.isra.0+0x30/0x50
[  664.600882]  tick_sched_timer+0x48/0x98
[  664.601220]  __hrtimer_run_queues+0x110/0x1b0
[  664.601604]  hrtimer_interrupt+0xe4/0x238
[  664.601958]  arch_timer_handler_phys+0x28/0x40
[  664.602352]  handle_percpu_devid_irq+0x80/0x130
[  664.602751]  generic_handle_domain_irq+0x38/0x58
[  664.603158]  gic_handle_irq+0x4c/0x110
[  664.603491]  call_on_irq_stack+0x28/0x3c
[  664.603838]  do_interrupt_handler+0x78/0x80
[  664.604206]  el1_interrupt+0x34/0x80
[  664.604522]  el1h_64_irq_handler+0x14/0x20
[  664.604883]  el1h_64_irq+0x74/0x78
[  664.605187]  queued_spin_lock_slowpath+0x118/0x3c0
[  664.605609]  _raw_spin_lock+0x5c/0x68
[  664.605934]  panfrost_job_run+0x24c/0x3f8
[  664.606290]  drm_sched_main+0x130/0x390
[  664.606631]  kthread+0x174/0x180
[  664.606918]  ret_from_fork+0x10/0x20
[  727.606956] rcu: INFO: rcu_preempt self-detected stall on CPU
[  727.607476] rcu:     3-....: (178509 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=88380
[  727.608331]  (t=178533 jiffies g=505 q=1152)
[  727.608706] Task dump for CPU 3:
[  727.608990] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  727.609858] Call trace:
[  727.610074]  dump_backtrace+0x0/0x198
[  727.610403]  show_stack+0x14/0x60
[  727.610698]  sched_show_task+0x148/0x168
[  727.611047]  dump_cpu_task+0x40/0x4c
[  727.611366]  rcu_dump_cpu_stacks+0xe8/0x128
[  727.611735]  rcu_sched_clock_irq+0x9bc/0xd38
[  727.612112]  update_process_times+0x94/0xd8
[  727.612479]  tick_sched_handle.isra.0+0x30/0x50
[  727.612879]  tick_sched_timer+0x48/0x98
[  727.613216]  __hrtimer_run_queues+0x110/0x1b0
[  727.613601]  hrtimer_interrupt+0xe4/0x238
[  727.613955]  arch_timer_handler_phys+0x28/0x40
[  727.614348]  handle_percpu_devid_irq+0x80/0x130
[  727.614748]  generic_handle_domain_irq+0x38/0x58
[  727.615154]  gic_handle_irq+0x4c/0x110
[  727.615485]  call_on_irq_stack+0x28/0x3c
[  727.615832]  do_interrupt_handler+0x78/0x80
[  727.616200]  el1_interrupt+0x34/0x80
[  727.616517]  el1h_64_irq_handler+0x14/0x20
[  727.616879]  el1h_64_irq+0x74/0x78
[  727.617180]  queued_spin_lock_slowpath+0x118/0x3c0
[  727.617602]  _raw_spin_lock+0x5c/0x68
[  727.617926]  panfrost_job_run+0x24c/0x3f8
[  727.618282]  drm_sched_main+0x130/0x390
[  727.618621]  kthread+0x174/0x180
[  727.618908]  ret_from_fork+0x10/0x20
[  790.618957] rcu: INFO: rcu_preempt self-detected stall on CPU
[  790.619475] rcu:     3-....: (194260 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=96141
[  790.620331]  (t=194286 jiffies g=505 q=1219)
[  790.620708] Task dump for CPU 3:
[  790.620991] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  790.621860] Call trace:
[  790.622075]  dump_backtrace+0x0/0x198
[  790.622405]  show_stack+0x14/0x60
[  790.622699]  sched_show_task+0x148/0x168
[  790.623049]  dump_cpu_task+0x40/0x4c
[  790.623367]  rcu_dump_cpu_stacks+0xe8/0x128
[  790.623737]  rcu_sched_clock_irq+0x9bc/0xd38
[  790.624113]  update_process_times+0x94/0xd8
[  790.624481]  tick_sched_handle.isra.0+0x30/0x50
[  790.624880]  tick_sched_timer+0x48/0x98
[  790.625218]  __hrtimer_run_queues+0x110/0x1b0
[  790.625603]  hrtimer_interrupt+0xe4/0x238
[  790.625957]  arch_timer_handler_phys+0x28/0x40
[  790.626350]  handle_percpu_devid_irq+0x80/0x130
[  790.626752]  generic_handle_domain_irq+0x38/0x58
[  790.627158]  gic_handle_irq+0x4c/0x110
[  790.627493]  call_on_irq_stack+0x28/0x3c
[  790.627839]  do_interrupt_handler+0x78/0x80
[  790.628208]  el1_interrupt+0x34/0x80
[  790.628526]  el1h_64_irq_handler+0x14/0x20
[  790.628888]  el1h_64_irq+0x74/0x78
[  790.629188]  queued_spin_lock_slowpath+0x118/0x3c0
[  790.629613]  _raw_spin_lock+0x5c/0x68
[  790.629937]  panfrost_job_run+0x24c/0x3f8
[  790.630292]  drm_sched_main+0x130/0x390
[  790.630632]  kthread+0x174/0x180
[  790.630919]  ret_from_fork+0x10/0x20
[  853.630955] rcu: INFO: rcu_preempt self-detected stall on CPU
[  853.631478] rcu:     3-....: (210011 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=103932
[  853.632340]  (t=210039 jiffies g=505 q=1318)
[  853.632716] Task dump for CPU 3:
[  853.633000] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  853.633869] Call trace:
[  853.634084]  dump_backtrace+0x0/0x198
[  853.634418]  show_stack+0x14/0x60
[  853.634712]  sched_show_task+0x148/0x168
[  853.635061]  dump_cpu_task+0x40/0x4c
[  853.635379]  rcu_dump_cpu_stacks+0xe8/0x128
[  853.635748]  rcu_sched_clock_irq+0x9bc/0xd38
[  853.636124]  update_process_times+0x94/0xd8
[  853.636492]  tick_sched_handle.isra.0+0x30/0x50
[  853.636892]  tick_sched_timer+0x48/0x98
[  853.637230]  __hrtimer_run_queues+0x110/0x1b0
[  853.637613]  hrtimer_interrupt+0xe4/0x238
[  853.637965]  arch_timer_handler_phys+0x28/0x40
[  853.638358]  handle_percpu_devid_irq+0x80/0x130
[  853.638760]  generic_handle_domain_irq+0x38/0x58
[  853.639166]  gic_handle_irq+0x4c/0x110
[  853.639499]  call_on_irq_stack+0x28/0x3c
[  853.639845]  do_interrupt_handler+0x78/0x80
[  853.640213]  el1_interrupt+0x34/0x80
[  853.640530]  el1h_64_irq_handler+0x14/0x20
[  853.640892]  el1h_64_irq+0x74/0x78
[  853.641193]  queued_spin_lock_slowpath+0x118/0x3c0
[  853.641616]  _raw_spin_lock+0x5c/0x68
[  853.641940]  panfrost_job_run+0x24c/0x3f8
[  853.642295]  drm_sched_main+0x130/0x390
[  853.642634]  kthread+0x174/0x180
[  853.642921]  ret_from_fork+0x10/0x20
[  916.642956] rcu: INFO: rcu_preempt self-detected stall on CPU
[  916.643477] rcu:     3-....: (225762 ticks this GP) idle=09f/1/0x4000000000000000 softirq=2517/2517 fqs=111709
[  916.644339]  (t=225792 jiffies g=505 q=1390)
[  916.644715] Task dump for CPU 3:
[  916.644999] task:pan_js          state:R  running task     stack:    0 pid:  146 ppid:     2 flags:0x0000000a
[  916.645868] Call trace:
[  916.646083]  dump_backtrace+0x0/0x198
[  916.646414]  show_stack+0x14/0x60
[  916.646708]  sched_show_task+0x148/0x168
[  916.647055]  dump_cpu_task+0x40/0x4c
[  916.647373]  rcu_dump_cpu_stacks+0xe8/0x128
[  916.647743]  rcu_sched_clock_irq+0x9bc/0xd38
[  916.648119]  update_process_times+0x94/0xd8
[  916.648488]  tick_sched_handle.isra.0+0x30/0x50
[  916.648887]  tick_sched_timer+0x48/0x98
[  916.649225]  __hrtimer_run_queues+0x110/0x1b0
[  916.649608]  hrtimer_interrupt+0xe4/0x238
[  916.649962]  arch_timer_handler_phys+0x28/0x40
[  916.650355]  handle_percpu_devid_irq+0x80/0x130
[  916.650756]  generic_handle_domain_irq+0x38/0x58
[  916.651162]  gic_handle_irq+0x4c/0x110
[  916.651495]  call_on_irq_stack+0x28/0x3c
[  916.651842]  do_interrupt_handler+0x78/0x80
[  916.652210]  el1_interrupt+0x34/0x80
[  916.652527]  el1h_64_irq_handler+0x14/0x20
[  916.652889]  el1h_64_irq+0x74/0x78
[  916.653190]  queued_spin_lock_slowpath+0x118/0x3c0
[  916.653614]  _raw_spin_lock+0x5c/0x68
[  916.653937]  panfrost_job_run+0x24c/0x3f8
[  916.654293]  drm_sched_main+0x130/0x390
[  916.654632]  kthread+0x174/0x180
[  916.654920]  ret_from_fork+0x10/0x20

--
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |





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