Kernel Panic on EspressoBin Ultra with alpine-uboot-3.14.0-aarch64
[ 44.796570] ------------[ cut here ]------------
[ 44.801393] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:624 rcu_eqs_enter.constprop.0+0x74/0x7c
[ 44.810382] Modules linked in: af_packet efi_pstore mwifiex_pcie mwifiex cfg80211 mv88e6xxx cpufreq_dt dsa_core rfkill armada_37xx_cpufreq phylink bridge stp llc ipv6 ahci_mvebu libahci_platform p
[ 44.864440] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D 5.10.43-0-lts #1-Alpine
[ 44.873246] Hardware name: Marvell mvebu_armada-37xx/mvebu_armada-37xx, BIOS 2017.03-armada-18.09.1-g51aa6c4772 09/18/2019
[ 44.884652] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
[ 44.890861] pc : rcu_eqs_enter.constprop.0+0x74/0x7c
[ 44.895990] lr : rcu_idle_enter+0x1c/0x30
[ 44.900124] sp : ffff800011ad3f20
[ 44.903541] x29: ffff800011ad3f20 x28: 0000000000000000
[ 44.909023] x27: 0000000000000000 x26: ffff000000203c80
[ 44.914505] x25: 0000000000000000 x24: 0000000000000000
[ 44.919988] x23: ffff80001131b2f8 x22: ffff800010fc6670
[ 44.925474] x21: ffff80001131b2c0 x20: 0000000000000001
[ 44.930959] x19: ffff800010fb2000 x18: 0000000000000030
[ 44.936448] x17: 0000000000000000 x16: 0000000000000000
[ 44.941944] x15: ffffffffffffffff x14: 0000000000000000
[ 44.947466] x13: 0000000000000008 x12: 0000000000000040
[ 44.953016] x11: ffff000000401240 x10: 0000000000001a00
[ 44.958567] x9 : ffff8000109ff578 x8 : ffff0000002056e0
[ 44.964117] x7 : 00000000000000e3 x6 : 000000006f38e88f
[ 44.969668] x5 : 00ffffffffffffff x4 : ffff80002edc3000
[ 44.975216] x3 : 4000000000000002 x2 : 4000000000000000
[ 44.980765] x1 : ffff800010fc8900 x0 : ffff00003fd8b900
[ 44.986316] Call trace:
[ 44.988911] rcu_eqs_enter.constprop.0+0x74/0x7c
[ 44.993731] rcu_idle_enter+0x1c/0x30
[ 44.997566] default_idle_call+0x48/0x180
[ 45.001760] do_idle+0x238/0x2b0
[ 45.005143] cpu_startup_entry+0x34/0xa0
[ 45.009251] secondary_start_kernel+0x144/0x180
[ 45.013975] ---[ end trace e27e442d9407cb40 ]---