root@rock-3a:~# shutdown now
[  154.818479] ------------[ cut here ]------------
[  154.818922] WARNING: CPU: 3 PID: 1 at drivers/gpu/drm/drm_modeset_lock.c:309 drm_modeset_lock+0xe8/0x110
[  154.819790] Modules linked in: rfkill snd_soc_simple_card snd_soc_simple_card_utils snd_soc_rk817 snd_soc_rockchip_i2s_tdm snd_soc_core snd_pcm_dmaengine snd_pcm snd_timer snd soundcore panfrost gpu_sched cpufreq_dt zram sunrpc ip_tables x_tables autofs4 realtek dwmac_rk stmmac_platform stmmac pcs_xpcs
[  154.822278] CPU: 3 PID: 1 Comm: systemd-shutdow Not tainted 5.16.0-rockchip64 #trunk
[  154.822979] Hardware name: Radxa Rock3A (DT)
[  154.823368] pstate: a0400009 (NzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[  154.823997] pc : drm_modeset_lock+0xe8/0x110
[  154.824390] lr : drm_modeset_lock+0x40/0x110
[  154.824784] sp : ffff800011d8bb60
[  154.825087] x29: ffff800011d8bb60 x28: ffff0001f0150000 x27: 0000000000000000
[  154.825741] x26: ffff0001f086d890 x25: ffff80001146b208 x24: 0000000000000008
[  154.826391] x23: ffff800011cd4050 x22: ffff0001f27bc800 x21: ffff8000114f0558
[  154.827045] x20: ffff0001f27bc988 x19: ffff800011d8bbf8 x18: 0000000000000000
[  154.827696] x17: 0000000000000001 x16: 0000000000000001 x15: ffffffffffffffff
[  154.828346] x14: ffff8000114f0558 x13: ffff0001f1735a1c x12: ffff0001f17352b8
[  154.828997] x11: 0000000000000040 x10: ffff800011a59ae0 x9 : ffff800011a59ad8
[  154.829648] x8 : ffff0001f0400028 x7 : ffff800011d8bbd0 x6 : 0000000000000001
[  154.830299] x5 : 0000000000000000 x4 : ffff800011d8bbf8 x3 : ffff0001f27bc988
[  154.830947] x2 : 0000000000000000 x1 : ffff0001f27bc9b0 x0 : 0000000000000000
[  154.831597] Call trace:
[  154.831826]  drm_modeset_lock+0xe8/0x110
[  154.832188]  drm_modeset_lock_all_ctx+0x28/0xf8
[  154.832603]  drm_atomic_helper_shutdown+0x74/0x130
[  154.833048]  rockchip_drm_platform_shutdown+0x18/0x28
[  154.833514]  platform_shutdown+0x24/0x38
[  154.833878]  device_shutdown+0x148/0x358
[  154.834243]  kernel_power_off+0x38/0x78
[  154.834604]  __do_sys_reboot+0x164/0x248
[  154.834968]  __arm64_sys_reboot+0x24/0x30
[  154.835339]  invoke_syscall+0x44/0x108
[  154.835690]  el0_svc_common.constprop.3+0x94/0xf8
[  154.836120]  do_el0_svc+0x24/0x88
[  154.836429]  el0_svc+0x20/0x50
[  154.836721]  el0t_64_sync_handler+0x90/0xb8
[  154.837104]  el0t_64_sync+0x180/0x184
[  154.837444] ---[ end trace e1cf0e3a61427ab1 ]---
[  154.837930] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000018
[  154.838745] Mem abort info:
[  154.839006]   ESR = 0x96000004
[  154.839289]   EC = 0x25: DABT (current EL), IL = 32 bits
[  154.839769]   SET = 0, FnV = 0
[  154.840049]   EA = 0, S1PTW = 0
[  154.840336]   FSC = 0x04: level 0 translation fault
[  154.840779] Data abort info:
[  154.841041]   ISV = 0, ISS = 0x00000004
[  154.841389]   CM = 0, WnR = 0
[  154.841663] user pgtable: 4k pages, 48-bit VAs, pgdp=00000001f8383000
[  154.842265] [0000000000000018] pgd=0000000000000000, p4d=0000000000000000
[  154.842890] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[  154.843398] Modules linked in: rfkill snd_soc_simple_card snd_soc_simple_card_utils snd_soc_rk817 snd_soc_rockchip_i2s_tdm snd_soc_core snd_pcm_dmaengine snd_pcm snd_timer snd soundcore panfrost gpu_sched cpufreq_dt zram sunrpc ip_tables x_tables autofs4 realtek dwmac_rk stmmac_platform stmmac pcs_xpcs
[  154.845862] CPU: 3 PID: 1 Comm: systemd-shutdow Tainted: G        W         5.16.0-rockchip64 #trunk
[  154.846682] Hardware name: Radxa Rock3A (DT)
[  154.847068] pstate: a0400009 (NzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[  154.847696] pc : ww_mutex_lock+0x28/0x70
[  154.848062] lr : drm_modeset_lock+0x40/0x110
[  154.848454] sp : ffff800011d8bb50
[  154.848756] x29: ffff800011d8bb50 x28: ffff0001f0150000 x27: 0000000000000000
[  154.849410] x26: ffff0001f086d890 x25: ffff80001146b208 x24: 0000000000000008
[  154.850060] x23: 0000000000000000 x22: ffff0001f27bc800 x21: ffff0001f27bcad8
[  154.850712] x20: 0000000000000018 x19: ffff800011d8bbf8 x18: 0000000000000000
[  154.851363] x17: 0000000000000001 x16: 0000000000000001 x15: ffffffffffffffff
[  154.852013] x14: ffff8000114f0558 x13: ffff0001f1735a1c x12: ffff0001f17352b8
[  154.852664] x11: 0000000000000040 x10: ffff800011a59ae0 x9 : ffff800011a59ad8
[  154.853313] x8 : ffff0001f0400028 x7 : ffff800011d8bbd0 x6 : 0000000000000001
[  154.853963] x5 : 0000000000000000 x4 : ffff800011d8bbf8 x3 : 0000000000000018
[  154.854613] x2 : ffff0001f0150000 x1 : 0000000000000000 x0 : 0000000000000018
[  154.855262] Call trace:
[  154.855490]  ww_mutex_lock+0x28/0x70
[  154.855823]  drm_modeset_lock+0x40/0x110
[  154.856184]  drm_modeset_lock_all_ctx+0x64/0xf8
[  154.856600]  drm_atomic_helper_shutdown+0x74/0x130
[  154.857042]  rockchip_drm_platform_shutdown+0x18/0x28
[  154.857506]  platform_shutdown+0x24/0x38
[  154.857868]  device_shutdown+0x148/0x358
[  154.858231]  kernel_power_off+0x38/0x78
[  154.858590]  __do_sys_reboot+0x164/0x248
[  154.858953]  __arm64_sys_reboot+0x24/0x30
[  154.859324]  invoke_syscall+0x44/0x108
[  154.859673]  el0_svc_common.constprop.3+0x94/0xf8
[  154.860105]  do_el0_svc+0x24/0x88
[  154.860415]  el0_svc+0x20/0x50
[  154.860703]  el0t_64_sync_handler+0x90/0xb8
[  154.861088]  el0t_64_sync+0x180/0x184
[  154.861433] Code: d503201f d503201f d2800001 aa0103e5 (c8e57c02)
[  154.861986] ---[ end trace e1cf0e3a61427ab2 ]---
[  154.862443] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
[  154.863144] Kernel Offset: disabled
[  154.863464] CPU features: 0x2,00000203,46600e46
[  154.863876] Memory Limit: none
[  154.864161] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]---