[Intel-gfx] [PATCH 12/26] drm/scheduler: use new iterator in drm_sched_job_add_implicit_dependencies v2
Christian König
ckoenig.leichtzumerken at gmail.com
Mon Nov 15 20:32:10 UTC 2021
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 at amd.com>
>>> ---
>>> 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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