kernel WARNING from kodi software decoding

libreELEC_nightly_20210206-dc904cd.txt

[  826.656405] ------------[ cut here ]------------
[  826.656435] WARNING: CPU: 2 PID: 965 at drivers/gpu/drm/drm_gem.c:1096 drm_gem_mmap_obj+0x1a8/0x208
[  826.656438] Modules linked in: snd_usb_audio rockchip_rga hci_uart hantro_vpu(C) rockchip_vdec(C) btbcm videobuf2_dma_contig videobuf2_dma_sg bluetooth v4l2_h264 snd_hwdep v4l2_mem2mem videobuf2_vmalloc ecdh_generic snd_usbmidi_lib videobuf2_memops pwm_fan videobuf2_v4l2 phy_rockchip_pcie snd_rawmidi ecc videobuf2_common spi_rockchip ipv6 fuse
[  826.656504] CPU: 2 PID: 965 Comm: kodi.bin Tainted: G        WC        5.10.11 #1
[  826.656507] Hardware name: Pine64 RockPro64 v2.1 (DT)
[  826.656513] pstate: 00000005 (nzcv daif -PAN -UAO -TCO BTYPE=--)
[  826.656518] pc : drm_gem_mmap_obj+0x1a8/0x208
[  826.656523] lr : drm_gem_mmap_obj+0x7c/0x208
[  826.656526] sp : ffff8000126d3be0
[  826.656529] x29: ffff8000126d3be0 x28: 0000000000000008
[  826.656536] x27: ffff000059dfb8a0 x26: ffff000055f81ac8
[  826.656542] x25: 000000000000005a x24: ffff000059dfb8a0
[  826.656549] x23: ffff00005bfab418 x22: ffff000041003000
[  826.656555] x21: ffff000059dfb8a0 x20: 0000000000000000
[  826.656562] x19: ffff00005bfab400 x18: 0000000000000000
[  826.656568] x17: 0000000000000000 x16: 0000000000000000
[  826.656574] x15: 0000000000000000 x14: 0000000000000000
[  826.656580] x13: 0000000000000000 x12: ffff000052b04000
[  826.656586] x11: ffff000052b04000 x10: ffff000055f81af0
[  826.656592] x9 : 0000000000000001 x8 : 00000000000000c0
[  826.656599] x7 : 0000000000000020 x6 : ffff8000e2581000
[  826.656605] x5 : ffff00005bfab420 x4 : 0000000000000000
[  826.656611] x3 : ffff0000413e8238 x2 : 00000000000007e3
[  826.656617] x1 : 0000000000000000 x0 : 00000000000000fb
[  826.656624] Call trace:
[  826.656630]  drm_gem_mmap_obj+0x1a8/0x208
[  826.656635]  drm_gem_mmap+0x17c/0x2d0
[  826.656641]  mmap_region+0x3c8/0x690
[  826.656646]  do_mmap+0x34c/0x588
[  826.656653]  vm_mmap_pgoff+0xdc/0x108
[  826.656657]  ksys_mmap_pgoff+0x1b8/0x1e8
[  826.656666]  __arm64_compat_sys_aarch32_mmap2+0x20/0x30
[  826.656671]  el0_svc_common.constprop.0+0x78/0x1a0
[  826.656676]  do_el0_svc_compat+0x1c/0x48
[  826.656683]  el0_svc_compat+0x14/0x20
[  826.656688]  el0_sync_compat_handler+0x90/0x150
[  826.656693]  el0_sync_compat+0x178/0x180
[  826.656698] ---[ end trace 3eb77e58c65189da ]---
[  826.689576] ------------[ cut here ]------------

sigmaris_kernel_warning.txt

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[19426.550328] WARNING: CPU: 5 PID: 98273 at drivers/gpu/drm/drm_gem.c:1096 drm_gem_mmap_obj+0x19c/0x1f0
[19426.552541] Modules linked in: rfcomm bluetooth rfkill xt_nat xt_tcpudp veth xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables bridge stp llc panfrost pwm_fan hwmon gpu_sched hantro_vpu(C) snd_soc_es8316 rockchip_vdec(C) rockchip_rga v4l2_h264 videobuf2_dma_contig videobuf2_dma_sg v4l2_mem2mem videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_usb_audio snd_hwdep snd_usbmidi_lib videobuf2_common snd_rawmidi ip_tables x_tables
[19426.561571] CPU: 5 PID: 98273 Comm: kodi-gbm Tainted: G        WC        5.10.11-ge653821f3-sigmaris #sigmaris
[19426.564103] Hardware name: Pine64 RockPro64 v2.1 (DT)
[19426.566210] pstate: 00000005 (nzcv daif -PAN -UAO -TCO BTYPE=--)
[19426.568368] pc : drm_gem_mmap_obj+0x19c/0x1f0
[19426.570425] lr : drm_gem_mmap_obj+0x78/0x1f0
[19426.572445] sp : ffff80001210bba0
[19426.574402] x29: ffff80001210bba0 x28: ffff00007dac7540
[19426.576505] x27: ffff00007dac70c0 x26: ffff000047c6b930
[19426.578622] x25: ffff000070d5fc00 x24: ffff000043370000
[19426.580767] x23: ffff800011299948 x22: ffff00007dac7540
[19426.582826] x21: 0000000000000000 x20: ffff00007dac7540
[19426.584901] x19: ffff000051f37800 x18: 0000000000000000
[19426.586961] x17: 0000000000000000 x16: 0000000000000000
[19426.589013] x15: 0000000000000000 x14: 0000000000000000
[19426.591083] x13: 0000000000000000 x12: 0000000000000000
[19426.593157] x11: 0000000000100000 x10: ffff0000f13dd800
[19426.595185] x9 : 0000000000000001 x8 : 00000000000000c8
[19426.597226] x7 : ffff8000e5697000 x6 : 000000000005a000
[19426.599212] x5 : 0000000000000000 x4 : ffff0000762eec38
[19426.601146] x3 : 0000000000000000 x2 : 0000000000000053
[19426.603011] x1 : 0000000000000001 x0 : 00000000000000bb
[19426.604761] Call trace:
[19426.606253]  drm_gem_mmap_obj+0x19c/0x1f0
[19426.607861]  drm_gem_mmap+0x158/0x2a8
[19426.609415]  mmap_region+0x35c/0x638
[19426.610947]  do_mmap+0x350/0x540
[19426.612473]  vm_mmap_pgoff+0xdc/0x108
[19426.614040]  ksys_mmap_pgoff+0x1c8/0x210
[19426.615634]  __arm64_sys_mmap+0x2c/0x40
[19426.617186]  el0_svc_common.constprop.4+0x8c/0x170
[19426.618852]  do_el0_svc+0x70/0x90
[19426.620378]  el0_svc+0x14/0x20
[19426.621924]  el0_sync_handler+0x90/0xb8
[19426.623542]  el0_sync+0x158/0x180
[19426.625080] ---[ end trace 30a5a92d053ad21b ]---
[19426.649445] ------------[ cut here ]------------