Repeatable kernel Oops with Radxa Wifi/BT mini-PCIe module

With the AzureWave Device 5470/Realtek Semiconductor Co., Ltd. RTL8852BE PCIe 802.11ax Wireless Network Controller mini-PCIe option from Radxa installed, any attempt to access /proc/bluetooth/sleep/lpm (as root) with the CIX 6.1.44 kernel results in a repeatable Oops:

[  186.968067] [pid:10974,cpu1,grep]Internal error: Oops: 000000009600004f [#1] PREEMPT SMP
[  186.976165] [pid:10974,cpu1,grep]thermal_sys: Temp Info FORMAT: <RELATED_COMPONENT>_<TEMP>_<PVT_NUMBER>.
[  186.985635] [pid:10974,cpu1,grep]thermal_sys: GPU_28000_2
[  186.991028] [pid:10974,cpu1,grep]thermal_sys: CPU_MO_28000_10
[  186.996766] [pid:10974,cpu1,grep]thermal_sys: CPU_M1_30000_8
[  187.002418] [pid:10974,cpu1,grep]thermal_sys: CPU_BO_30000_11
[  187.008155] [pid:10974,cpu1,grep]thermal_sys: CPU_B1_31000_9
[  187.013806] [pid:10974,cpu1,grep]thermal_sys: VPU_32000_0
[  187.019196] [pid:10974,cpu1,grep]thermal_sys: GPU_30000_1
[  187.024587] [pid:10974,cpu1,grep]thermal_sys: Bottom-right_30000_3
[  187.030758] [pid:10974,cpu1,grep]thermal_sys: DDR_29000_4
[  187.036148] [pid:10974,cpu1,grep]thermal_sys: DDR_30000_5
[  187.041539] [pid:10974,cpu1,grep]thermal_sys: CI-700_31000_6
[  187.047189] [pid:10974,cpu1,grep]thermal_sys: NPU_31000_7
[  187.052578] [pid:10974,cpu1,grep]thermal_sys: Top-right_31000_12
[  187.058575] [pid:10974,cpu1,grep]thermal_sys: DIE: The MAX TEMP is 32000 millidegrees Celsius
[  187.067091] [pid:10974,cpu1,grep]Modules linked in: 8021q garp mrp stp llc ipv6 btrfs blake2b_generic libcrc32c xor xor_neon raid6_pq zstd_compress rtw89_8852be rtw89_8852b rtw89_pci rtw89_core rtk_btusb rfkill_bt r8125 btusb btrtl btintel rtc_hym8563 reset_sky1_audss qrtr protected_memory_allocator(O) memory_group_manager(O) cros_ec_chardev clk_sky1_audss arm_dma350 armcb_isp aipu(O) binfmt_misc
[  187.102278] [pid:10974,cpu1,grep]CPU: 1 PID: 10974 Comm: grep Tainted: G S         O       6.1.44-cix-build-generic #2
[  187.112966] [pid:10974,cpu1,grep]Hardware name: Radxa Computer (Shenzhen) Co., Ltd. Radxa Orion O6/Radxa Orion O6, BIOS 1.0 Jan  1 1980
[  187.125127] [pid:10974,cpu1,grep]pstate: 62400009 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[  187.133905] [pid:10974,cpu1,grep]pc : bluesleep_read_proc_lpm+0x18/0x30 [rfkill_bt]
[  187.141560] [pid:10974,cpu1,grep]lr : proc_reg_read+0xa4/0x100
[  187.147396] [pid:10974,cpu1,grep]sp : ffff800011c2bd00
[  187.152525] [pid:10974,cpu1,grep]x29: ffff800011c2bd00 x28: ffff0000c3dd5880 x27: 0000000000000000
[  187.161483] [pid:10974,cpu1,grep]x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[  187.170438] [pid:10974,cpu1,grep]x23: 0000000000000001 x22: ffff800011c2bdf0 x21: 0000aaab075c7000
[  187.179392] [pid:10974,cpu1,grep]x20: fffffffffffffffb x19: ffff0000c6ba3480 x18: 0000000000000000
[  187.188348] [pid:10974,cpu1,grep]x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  187.197303] [pid:10974,cpu1,grep]x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  187.206257] [pid:10974,cpu1,grep]x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[  187.215211] [pid:10974,cpu1,grep]x8 : ffff800041d11010 x7 : ffff800011c2bdf0 x6 : 0000000000018000
[  187.224166] [pid:10974,cpu1,grep]x5 : 72206f7420646574 x4 : 726f707075736e75 x3 : ffff800011c2bdf0
[  187.233121] [pid:10974,cpu1,grep]x2 : ffff800041d120a8 x1 : 0000aaab075c7000 x0 : 0000000000000014
[  187.242076] [pid:10974,cpu1,grep]
[  187.242076] PC: 0xffff800041d11028:
[  187.248855] [pid:10974,cpu1,grep]0fa8  ******** ******** ******** ******** ******** ******** ******** ********
[  187.258870] [pid:10974,cpu1,grep]0fc8  ******** ******** ******** ******** ******** ******** ******** ********
[  187.268881] [pid:10974,cpu1,grep]0fe8  ******** ******** ******** ******** ******** ******** aa0203e0 d503233f
[  187.278891] [pid:10974,cpu1,grep]1008  d50323bf d65f03c0 b0000002 9102a042 d2800280 d503233f d50323bf a9401444
[  187.288898] [pid:10974,cpu1,grep]1028  a9001424 f840d042 f800d022 d65f03c0 d503201f d503201f b0000002 9102a042
[  187.298906] [pid:10974,cpu1,grep]1048  d2800280 d503233f d50323bf a9401444 a9001424 f840d042 f800d022 d65f03c0
[  187.308913] [pid:10974,cpu1,grep]1068  d503201f d503201f d503233f a9bd7bfd d5384100 910003fd f9424803 f90017e3
[  187.318921] [pid:10974,cpu1,grep]1088  d2800003 39009fff 928002a0 b5000142 d5384101 f94017e3 f9424822 eb020063
[  187.328928] [pid:10974,cpu1,grep]
[  187.328928] LR: 0xffff80000834c634:
[  187.335706] [pid:10974,cpu1,grep]c5b4  f9400884 b4000644 d63f0080 aa0003f4 aa1403e0 a94153f3 a8c27bfd d50323bf
[  187.345712] [pid:10974,cpu1,grep]c5d4  d65f03c0 aa0103e5 b9400261 aa0003e4 aa0203e6 aa0303e7 37f804a1 11000422
[  187.355719] [pid:10974,cpu1,grep]c5f4  d503201f aa1303e0 2a0103e3 88e3fe62 2a0303e0 6b00003f 54000361 f9401a60
[  187.365725] [pid:10974,cpu1,grep]c614  92800094 f9400808 b40000e8 aa0703e3 aa0603e2 aa0503e1 aa0403e0 d63f0100
[  187.375731] [pid:10974,cpu1,grep]c634  aa0003f4 aa1303e0 97fffd09 aa1403e0 a94153f3 a8c27bfd d50323bf d65f03c0
[  187.385738] [pid:10974,cpu1,grep]c654  93407c23 f9800271 885f7e60 4a030008 35000088 8808fe62 35ffff88 d5033bbf
[  187.395744] [pid:10974,cpu1,grep]c674  17ffffe5 2a0003e1 17ffffdc 92800094 17ffffd0 d503201f d503201f d503233f
[  187.405751] [pid:10974,cpu1,grep]c694  a9be7bfd 910003fd a90153f3 f9401008 f85d0113 3942aa68 36000168 f9401a64
[  187.415759] [pid:10974,cpu1,grep]
[  187.415759] SP: 0xffff800011c2bd00:
[  187.422538] [pid:10974,cpu1,grep]bc80  00000000 00000000 00000000 00000000 c3dd5880 ffff0000 11c2bd00 ffff8000
[  187.432546] [pid:10974,cpu1,grep]bca0  0834c634 ffff8000 11c2bd00 ffff8000 41d11028 ffff8000 62400009 00000000
[  187.442554] [pid:10974,cpu1,grep]bcc0  11c2bce0 ffff8000 084a6978 95c48000 00000000 00000000 00000004 00000000
[  187.452560] [pid:10974,cpu1,grep]bce0  11c2bd00 ffff8000 41d11028 ffff8000 00018000 00000000 00000000 00000000
[  187.462567] [pid:10974,cpu1,grep]bd00  11c2bd20 ffff8000 082c74a4 71e78000 00018000 00000000 c2dd4d00 ffff0000
[  187.472575] [pid:10974,cpu1,grep]bd20  11c2bdc0 ffff8000 082c7e30 a2fb8000 c2dd4d02 ffff0000 c2dd4d00 ffff0000
[  187.482581] [pid:10974,cpu1,grep]bd40  075c7000 0000aaab 00018000 00000000 20001000 00000000 00000000 00000000
[  187.492589] [pid:10974,cpu1,grep]bd60  11c2bda0 ffff8000 082f0dcc 58c88000 11c2beb0 ffff8000 0000003f 00000000
[  187.502597] [pid:10974,cpu1,grep]
[  187.502597] X2: 0xffff800041d120a8:
[  187.509375] [pid:10974,cpu1,grep]2028  4c4c494b 62203a5d 75742074 6f206e72 6f70206e 0a726577 00000000 00000000
[  187.519383] [pid:10974,cpu1,grep]2048  425b3301 46525f54 4c4c494b 62203a5d 68732074 6f207475 70206666 7265776f
[  187.529388] [pid:10974,cpu1,grep]2068  0000000a 00000000 72777462 00657469 006d706c 00000000 425b3301 46525f54
[  187.539395] [pid:10974,cpu1,grep]2088  4c4c494b 42203a5d 41575f54 485f454b 2054534f 20515249 65726966 00000a64
[  187.549402] [pid:10974,cpu1,grep]20a8  75736e75 726f7070 20646574 72206f74 0a646165 00000000 722c5442 74657365
[  187.559409] [pid:10974,cpu1,grep]20c8  00000000 00000000 425b3301 46525f54 4c4c494b 46203a5d 656c6961 6f742064
[  187.569416] [pid:10974,cpu1,grep]20e8  74656720 2c544220 65736572 70672d74 20736f69 6f697067 00000a2e 00000000
[  187.579423] [pid:10974,cpu1,grep]2108  425b3301 46525f54 4c4c494b 73203a5d 65636375 74207373 6567206f 54422074
[  187.589430] [pid:10974,cpu1,grep]
[  187.589430] X3: 0xffff800011c2bdf0:
[  187.596208] [pid:10974,cpu1,grep]bd70  11c2beb0 ffff8000 0000003f 00000000 f00005c6 00000000 00000014 00000000
[  187.606215] [pid:10974,cpu1,grep]bd90  20001000 00000000 00000000 00000000 11c2bdc0 ffff8000 082c7dec 5dd88000
[  187.616223] [pid:10974,cpu1,grep]bdb0  11c2beb0 ffff8000 ffaa4400 18fd6caa 11c2be00 ffff8000 082c7ee0 f9cb8000
[  187.626230] [pid:10974,cpu1,grep]bdd0  11c2beb0 ffff8000 0000003f 00000000 c3dd5880 ffff0000 09090a60 ffff8000
[  187.636236] [pid:10974,cpu1,grep]bdf0  00000000 00000000 ffaa4400 18fd6caa 11c2be10 ffff8000 080374c8 53dc8000
[  187.646243] [pid:10974,cpu1,grep]be10  11c2be40 ffff8000 080375f8 3ce78000 11c2beb0 ffff8000 0000003f 00000000
[  187.656250] [pid:10974,cpu1,grep]be30  c3dd5880 ffff0000 ffaa4400 18fd6caa 11c2be70 ffff8000 080376fc b5be8000
[  187.666257] [pid:10974,cpu1,grep]be50  11c2beb0 ffff8000 c3dd6718 ffff0000 ffffffff 00000000 9e00fb88 0000ffff
[  187.676264] [pid:10974,cpu1,grep]
[  187.676264] X7: 0xffff800011c2bdf0:
[  187.683042] [pid:10974,cpu1,grep]bd70  11c2beb0 ffff8000 0000003f 00000000 f00005c6 00000000 00000014 00000000
[  187.693050] [pid:10974,cpu1,grep]bd90  20001000 00000000 00000000 00000000 11c2bdc0 ffff8000 082c7dec 5dd88000
[  187.703056] [pid:10974,cpu1,grep]bdb0  11c2beb0 ffff8000 ffaa4400 18fd6caa 11c2be00 ffff8000 082c7ee0 f9cb8000
[  187.713063] [pid:10974,cpu1,grep]bdd0  11c2beb0 ffff8000 0000003f 00000000 c3dd5880 ffff0000 09090a60 ffff8000
[  187.723070] [pid:10974,cpu1,grep]bdf0  00000000 00000000 ffaa4400 18fd6caa 11c2be10 ffff8000 080374c8 53dc8000
[  187.733075] [pid:10974,cpu1,grep]be10  11c2be40 ffff8000 080375f8 3ce78000 11c2beb0 ffff8000 0000003f 00000000
[  187.743082] [pid:10974,cpu1,grep]be30  c3dd5880 ffff0000 ffaa4400 18fd6caa 11c2be70 ffff8000 080376fc b5be8000
[  187.753088] [pid:10974,cpu1,grep]be50  11c2beb0 ffff8000 c3dd6718 ffff0000 ffffffff 00000000 9e00fb88 0000ffff
[  187.763095] [pid:10974,cpu1,grep]
[  187.763095] X8: 0xffff800041d11010:
[  187.769873] [pid:10974,cpu1,grep]0f90  ******** ******** ******** ******** ******** ******** ******** ********
[  187.779884] [pid:10974,cpu1,grep]0fb0  ******** ******** ******** ******** ******** ******** ******** ********
[  187.789894] [pid:10974,cpu1,grep]0fd0  ******** ******** ******** ******** ******** ******** ******** ********
[  187.799903] [pid:10974,cpu1,grep]0ff0  ******** ******** ******** ******** aa0203e0 d503233f d50323bf d65f03c0
[  187.809913] [pid:10974,cpu1,grep]1010  b0000002 9102a042 d2800280 d503233f d50323bf a9401444 a9001424 f840d042
[  187.819919] [pid:10974,cpu1,grep]1030  f800d022 d65f03c0 d503201f d503201f b0000002 9102a042 d2800280 d503233f
[  187.829926] [pid:10974,cpu1,grep]1050  d50323bf a9401444 a9001424 f840d042 f800d022 d65f03c0 d503201f d503201f
[  187.839932] [pid:10974,cpu1,grep]1070  d503233f a9bd7bfd d5384100 910003fd f9424803 f90017e3 d2800003 39009fff
[  187.849942] [pid:10974,cpu1,grep]
[  187.849942] X19: 0xffff0000c6ba3480:
[  187.856807] [pid:10974,cpu1,grep]3400  00000000 00000000 00000000 00000000 00000000 00000000 00000000 f00005c5
[  187.866814] [pid:10974,cpu1,grep]3420  00000004 00000000 00000000 00000000 00000000 00000000 c6ba3300 ffff0000
[  187.876820] [pid:10974,cpu1,grep]3440  c6ba3508 ffff0000 00000001 00000000 00000000 00000000 00000000 00000000
[  187.886826] [pid:10974,cpu1,grep]3460  c6ba346c ffff0000 0500416d 65656c73 00000070 00000000 00000000 00000000
[  187.896833] [pid:10974,cpu1,grep]3480  00000001 00000002 c6ba3488 ffff0000 c6ba3488 ffff0000 00000000 00000000
[  187.906840] [pid:10974,cpu1,grep]34a0  00000000 00000000 090cfe80 ffff8000 41d124f0 ffff8000 090cfb80 ffff8000
[  187.916847] [pid:10974,cpu1,grep]34c0  00000000 00000000 00000000 00000000 00000000 00000000 00000000 f00005c6
[  187.926854] [pid:10974,cpu1,grep]34e0  00000001 00000000 00000000 00000000 00000000 00000000 c6ba33c0 ffff0000
[  187.936862] [pid:10974,cpu1,grep]
[  187.936862] X22: 0xffff800011c2bdf0:
[  187.943727] [pid:10974,cpu1,grep]bd70  11c2beb0 ffff8000 0000003f 00000000 f00005c6 00000000 00000014 00000000
[  187.953735] [pid:10974,cpu1,grep]bd90  20001000 00000000 00000000 00000000 11c2bdc0 ffff8000 082c7dec 5dd88000
[  187.963741] [pid:10974,cpu1,grep]bdb0  11c2beb0 ffff8000 ffaa4400 18fd6caa 11c2be00 ffff8000 082c7ee0 f9cb8000
[  187.973748] [2025:04:25 12:32:34][pid:10974,cpu1,grep]bdd0  11c2beb0 ffff8000 0000003f 00000000 c3dd5880 ffff0000 09090a60 ffff8000
[  187.985581] [pid:10974,cpu1,grep]bdf0  00000000 00000000 ffaa4400 18fd6caa 11c2be10 ffff8000 080374c8 53dc8000
[  187.995587] [pid:10974,cpu1,grep]be10  11c2be40 ffff8000 080375f8 3ce78000 11c2beb0 ffff8000 0000003f 00000000
[  188.005594] [pid:10974,cpu1,grep]be30  c3dd5880 ffff0000 ffaa4400 18fd6caa 11c2be70 ffff8000 080376fc b5be8000
[  188.015601] [pid:10974,cpu1,grep]be50  11c2beb0 ffff8000 c3dd6718 ffff0000 ffffffff 00000000 9e00fb88 0000ffff
[  188.025608] [pid:10974,cpu1,grep]
[  188.025608] X28: 0xffff0000c3dd5880:
[  188.032473] [pid:10974,cpu1,grep]5800  00000000 00000000 1c64cb10 7ce516d9 88daccb0 6e1777f5 d4a0c3e8 e69136ae
[  188.042480] [pid:10974,cpu1,grep]5820  25514930 0b729596 e6b1afff f6457d7d 5e79730e db6896d1 ad2d4116 197fc995
[  188.052487] [pid:10974,cpu1,grep]5840  24e1b497 6d60a8c5 72680ba3 50c3cce4 95157eb1 a9ceb0d7 424b706a 323d8e62
[  188.062494] [pid:10974,cpu1,grep]5860  58cdd8b3 5c7e066d c8002000 00000000 00000000 00000000 00000000 00000000
[  188.072501] [pid:10974,cpu1,grep]5880  00000000 00000000 00000002 00000001 00000001 00000000 00000000 00000000
[  188.082508] [pid:10974,cpu1,grep]58a0  11c28000 ffff8000 00000001 00400100 00000000 00000001 00000000 00000000
[  188.092515] [pid:10974,cpu1,grep]58c0  00000030 00000000 00000004 00000000 ffff9199 00000000 c90bd880 ffff0000
[  188.102522] [pid:10974,cpu1,grep]58e0  00000002 00000001 00000001 00000078 00000078 00000078 00000000 00000000
[  188.112528] [pid:10974,cpu1,grep]
[  188.112528] X29: 0xffff800011c2bd00:
[  188.119393] [pid:10974,cpu1,grep]bc80  00000000 00000000 00000000 00000000 c3dd5880 ffff0000 11c2bd00 ffff8000
[  188.129400] [pid:10974,cpu1,grep]bca0  0834c634 ffff8000 11c2bd00 ffff8000 41d11028 ffff8000 62400009 00000000
[  188.139407] [pid:10974,cpu1,grep]bcc0  11c2bce0 ffff8000 084a6978 95c48000 00000000 00000000 00000004 00000000
[  188.149413] [pid:10974,cpu1,grep]bce0  11c2bd00 ffff8000 41d11028 ffff8000 00018000 00000000 00000000 00000000
[  188.159420] [pid:10974,cpu1,grep]bd00  11c2bd20 ffff8000 082c74a4 71e78000 00018000 00000000 c2dd4d00 ffff0000
[  188.169428] [pid:10974,cpu1,grep]bd20  11c2bdc0 ffff8000 082c7e30 a2fb8000 c2dd4d02 ffff0000 c2dd4d00 ffff0000
[  188.179435] [pid:10974,cpu1,grep]bd40  075c7000 0000aaab 00018000 00000000 20001000 00000000 00000000 00000000
[  188.189442] [pid:10974,cpu1,grep]bd60  11c2bda0 ffff8000 082f0dcc 58c88000 11c2beb0 ffff8000 0000003f 00000000
[  188.199450] [pid:10974,cpu1,grep]Call trace:
[  188.203713] [pid:10974,cpu1,grep] bluesleep_read_proc_lpm+0x18/0x30 [rfkill_bt]
[  188.211020] [pid:10974,cpu1,grep] vfs_read+0xc0/0x2bc
[  188.216070] [pid:10974,cpu1,grep] ksys_read+0x70/0x104
[  188.221201] [pid:10974,cpu1,grep] __arm64_sys_read+0x1c/0x2c
[  188.226855] [pid:10974,cpu1,grep] invoke_syscall+0x48/0x114
[  188.232425] [pid:10974,cpu1,grep] el0_svc_common.constprop.0+0x64/0x13c
[  188.239033] [pid:10974,cpu1,grep] do_el0_svc+0x2c/0xd0
[  188.244166] [pid:10974,cpu1,grep] el0_svc+0x20/0x5c
[  188.249042] [pid:10974,cpu1,grep] el0t_64_sync_handler+0xf4/0x120
[  188.255128] [pid:10974,cpu1,grep] el0t_64_sync+0x170/0x174
[  188.260609] [pid:10974,cpu1,grep]Code: d2800280 d503233f d50323bf a9401444 (a9001424)
[  188.268521] [pid:10974,cpu1,grep]---[ end trace 0000000000000000 ]---
[  188.286100] [pid:10974,cpu1,grep]Kernel panic - not syncing: Oops: Fatal exception
[  188.293666] [pid:10974,cpu1,grep]SMP: stopping secondary CPUs
[  188.299563] [pid:10974,cpu1,grep]thermal_sys: Temp Info FORMAT: <RELATED_COMPONENT>_<TEMP>_<PVT_NUMBER>.
[  188.309034] [pid:10974,cpu1,grep]thermal_sys: GPU_28000_2
[  188.314424] [pid:10974,cpu1,grep]thermal_sys: CPU_MO_28000_10
[  188.320161] [pid:10974,cpu1,grep]thermal_sys: CPU_M1_30000_8
[  188.325811] [pid:10974,cpu1,grep]thermal_sys: CPU_BO_30000_11
[  188.331547] [pid:10974,cpu1,grep]thermal_sys: CPU_B1_31000_9
[  188.337198] [pid:10974,cpu1,grep]thermal_sys: VPU_32000_0
[  188.342587] [pid:10974,cpu1,grep]thermal_sys: GPU_30000_1
[  188.347977] [pid:10974,cpu1,grep]thermal_sys: Bottom-right_30000_3
[  188.354148] [pid:10974,cpu1,grep]thermal_sys: DDR_29000_4
[  188.359537] [pid:10974,cpu1,grep]thermal_sys: DDR_30000_5
[  188.364926] [pid:10974,cpu1,grep]thermal_sys: CI-700_31000_6
[  188.370577] [pid:10974,cpu1,grep]thermal_sys: NPU_31000_7
[  188.375966] [pid:10974,cpu1,grep]thermal_sys: Top-right_31000_12
[  188.381963] [pid:10974,cpu1,grep]thermal_sys: PANIC: The MAX TEMP is 32000 millidegrees Celsius
[  188.390656] [pid:10974,cpu1,grep]Kernel Offset: 0x10000 from 0xffff800008000000
[  188.397957] [pid:10974,cpu1,grep]PHYS_OFFSET: 0x80000000
[  188.403260] [pid:10974,cpu1,grep]CPU features: 0x00000,000d00f7,663e7667
[  188.409953] [pid:10974,cpu1,grep]Memory Limit: none
[  188.414827] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_panic_notify], ===> enter panic notify!
[  188.422997] [pid:10974,cpu1,grep]printk_level_setup: 7
[  188.428127] [pid:10974,cpu1,grep]Linux version 6.1.44-cix-build-generic (stephen@mrs-avril) (aarch64-none-linux-gnu-gcc (Arm GNU Toolchain 12.3.Rel1 (Build arm-12.35)) 12.3.1 20230626, GNU ld (Arm GNU Toolchain 12.3.Rel1 (Build arm-12.35)) 2.40.0.20230627) #2 SMP PREEMPT Fri Jan 24 18:51:41 CST 2025
[  188.454611] [pid:10974,cpu1,grep]Call trace:
[  188.458873] [pid:10974,cpu1,grep] dump_backtrace+0xdc/0x130
[  188.464444] [pid:10974,cpu1,grep] show_stack+0x18/0x30
[  188.469577] [pid:10974,cpu1,grep] rdr_syserr_process_for_ap+0x90/0x260
[  188.476102] [pid:10974,cpu1,grep] rdr_hisiap_panic_notify+0x38/0x50
[  188.482368] [pid:10974,cpu1,grep] atomic_notifier_call_chain+0x60/0x90
[  188.488893] [pid:10974,cpu1,grep] panic+0x240/0x3d8
[  188.493769] [pid:10974,cpu1,grep] die+0x200/0x260
[  188.498468] [pid:10974,cpu1,grep] die_kernel_fault+0x264/0x364
[  188.504296] [pid:10974,cpu1,grep] do_page_fault+0x2f8/0x360
[  188.509864] [pid:10974,cpu1,grep] do_mem_abort+0x44/0x94
[  188.515170] [pid:10974,cpu1,grep] el1_abort+0x40/0x64
[  188.520216] [pid:10974,cpu1,grep] el1h_64_sync_handler+0xd8/0xe4
[  188.526216] [pid:10974,cpu1,grep] el1h_64_sync+0x64/0x68
[  188.531521] [pid:10974,cpu1,grep] bluesleep_read_proc_lpm+0x18/0x30 [rfkill_bt]
[  188.538828] [pid:10974,cpu1,grep] vfs_read+0xc0/0x2bc
[  188.543873] [pid:10974,cpu1,grep] ksys_read+0x70/0x104
[  188.549004] [pid:10974,cpu1,grep] __arm64_sys_read+0x1c/0x2c
[  188.554657] [pid:10974,cpu1,grep] invoke_syscall+0x48/0x114
[  188.560223] [pid:10974,cpu1,grep] el0_svc_common.constprop.0+0x64/0x13c
[  188.566832] [pid:10974,cpu1,grep] do_el0_svc+0x2c/0xd0
[  188.571964] [pid:10974,cpu1,grep] el0_svc+0x20/0x5c
[  188.576835] [pid:10974,cpu1,grep] el0t_64_sync_handler+0xf4/0x120
[  188.582921] [pid:10974,cpu1,grep] el0t_64_sync+0x170/0x174
[  188.588406] [pid:10974,cpu1,grep]<dst>[set_reboot_reason]:set 0x60
[  188.594580] [pid:10974,cpu1,grep]<dst>[set_reboot_reason]:set reboot reason 0x60
[  188.601970] [pid:10974,cpu1,grep]<dst>[set_subtype_exception]:set 0x0
[  188.608411] [pid:10974,cpu1,grep]<rdr>dump module data [AP] start!
[  188.614584] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], begin
[  188.620409] [pid:10974,cpu1,grep]<rdr>modid is 0x80000002, etype is 0x60
[  188.627104] [pid:10974,cpu1,grep]<rdr>exception_info is [bluesleep_read_proc_lpm+0x18/0x30 [rfkill_bt]],len is [45]
[  188.637529] [pid:10974,cpu1,grep]<rdr>rdr_hisiap_dump modid[80000002],etype[60],coreid[1], log_path[(null)]
[  188.647261] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], hisi_trace_hook_uninstall start!
[  188.655429] [pid:10974,cpu1,grep]<rdr>rdr_hisiap_dump log_path []
[  188.661514] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], regs_dump start!
[  188.668293] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], last_task_stack_dump start!
[  188.676025] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], save_module_dump_mem start!
[  188.683759] [pid:10974,cpu1,grep]<rdr>[save_module_dump_mem], enter
[  188.690022] [pid:10974,cpu1,grep]<rdr>[save_module_dump_mem], exit
[  188.696193] [pid:10974,cpu1,grep]<rdr>=================struct ap_eh_root================
[  188.696196] [pid:10974,cpu1,grep]<rdr>[print_debug_info], dump_magic [0x19283746]
[  188.711747] [pid:10974,cpu1,grep]<rdr>[print_debug_info], version []
[  188.718093] [pid:10974,cpu1,grep]<rdr>[print_debug_info], modid [0x80000002]
[  188.725133] [pid:10974,cpu1,grep]<rdr>[print_debug_info], e_exce_type [0x60],
[  188.732260] [pid:10974,cpu1,grep]<rdr>[print_debug_info], e_exce_subtype [0x0],
[  188.739560] [pid:10974,cpu1,grep]<rdr>[print_debug_info], coreid [0x1]
[  188.746079] [pid:10974,cpu1,grep]<rdr>[print_debug_info], slice [0]
[  188.752336] [pid:10974,cpu1,grep]<rdr>[print_debug_info], enter_times [0x1]
[  188.759289] [pid:10974,cpu1,grep]<rdr>[print_debug_info], num_reg_regions [0x0]
[  188.766588] [pid:10974,cpu1,grep]<rdr>[rdr_hisiap_dump], exit!
[  188.772412] [pid:10974,cpu1,grep]<rdr>rdr_dump_done: modid:[0x80000002], coreid:[0x1]
[  188.780235] [pid:10974,cpu1,grep]<rdr>rdr_dump_done current mask:[0x1]
[  188.786757] [pid:10974,cpu1,grep]<rdr>dump module data [AP] end!
[  188.792755] [pid:10974,cpu1,grep]<rdr>Skip module core [0x1]. rdr_notify_module_dump:461
[  188.800839] [pid:10974,cpu1,grep]<rdr>p_module_ops->s_core_id is [0x1]
[  188.807357] [pid:10974,cpu1,grep]<rdr>reboot priority[Now], need reboot flag[false] syserr list[empty], coreid mask[0x1]
[  188.818216] [pid:10974,cpu1,grep]<rdr>reboot now!
[  188.822912] [pid:10974,cpu1,grep]<rdr>rdr_hisiap_reset start
[  188.839710] [pid:10974,cpu1,grep]<rdr>rdr_hisiap_reset end
[  188.845195] [pid:10974,cpu1,grep]plat_pm_system_reset_comm cmd is null
[  188.851717] [pid:10974,cpu1,grep]<dst>[set_reboot_reason]: reboot reason is already set

A crash also occurs is /proc/bluetooth/sleep/btwrite is read.

… also on reading /sys/kernel/debug/regmap/a020000.pcie_phy/registers (where /sys/kernel/debug/regmap/a020000.pcie_phy/name is “cix-pcie-phy”).