Unable to handle kernel write to read-only memory at virtual address ffffffc00847f798
Mem abort info:
  ESR = 0x000000009600004e
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x0e: level 2 permission fault
Data abort info:
  ISV = 0, ISS = 0x0000004e
  CM = 0, WnR = 1
swapper pgtable: 4k pages, 39-bit VAs, pgdp=0000000081ebf000
[ffffffc00847f798] pgd=10000009a67ff003, p4d=10000009a67ff003, pud=10000009a67ff003, pmd=0040000080400781
Internal error: Oops: 000000009600004e [#1] PREEMPT SMP
debug-snapshot 15913200.dss: core register saved(CPU:5)
DSU: NO Error: [NUM:0][ERXSTATUS_EL1:0x00000000000000]
 L1: NO Error: [NUM:1][ERXSTATUS_EL1:0x00000000000000]
debug-snapshot 15913200.dss: context saved(CPU:5)
item - log_kevents is disabled
secdbg_exin_set_regs: set regs
PC is at rt_mutex_adjust_prio_chain+0x3e0/0x91c
LR is at rt_mutex_adjust_prio_chain+0x2b8/0x91c

PC: 
5f68 : AA1303E1 B94012C8 11000508 B90012C8 97F1B91E F9400AC8 F1000508 B90012C8
5f88 : 54000080 F94003E8 F9400908 B5FFF528 97FFDB0F 17FFFFA7 5280002B F9800011
5fa8 : 885F7C08 4B0B0109 880AFC09 35FFFFAA 7100051F 54FFF8E0 7100011F 540004AD
5fc8 : F9400F08 F100051F 54002409 F9400F08 927FF913 91010260 D503201F 52800028
5fe8 : B8280008 34001B28 11000509 2A080128 37F802C8 91249279 AA1903E0 940006BD
6008 : F944AA68 B40000A8 F9401D1B F9400B16 B50000B6 14000007 AA1F03FB F9400B16
6028 : B4000096 F9401EC8 EB18011F 54002181 AA1903E0 94000753 AA1803E0 94000776
6048 : B50015BB 140000DF 52800021 140000C0 52800061 97DB0B5F 17FFFFDA 5280002B

LR: 
5e40 : 5400004C B9408668 B9004728 AA1803E1 F9414E69 F9002729 F8408C2D B400046D
5e60 : 5280002A 14000004 9100416C F940018D B40001AD B94045AC AA0D03EB 6B0C011F
5e80 : 54FFFF4B 36F80088 F940256C CB0C012C B7FFFECC 2A1F03EA 9100216C F940018D
5ea0 : B5FFFEAD A9007F2B F9000B3F F9000199 3700022A 14000011 AA1A03E0 940007B3
5ec0 : 91010260 D503201F 12800008 B8680008 7100051F 54000761 D50339BF AA1303E0
5ee0 : 97C0164D 14000039 A900FF3F F900033F F9000039 F9000B19 AA1903E0 97FF5F85
5f00 : AA1A03E0 940007A1 91010260 D503201F 12800008 B8680008 7100051F 54000B41
5f20 : D50339BF AA1303E0 97C0163B 14000058 90008809 91002129 D538D088 B00089AA

SP: 0xffffffc02995ba20:
--
 futex_lock_pi+0x214/0x3c8
 do_futex+0x178/0x27c
 __arm64_sys_futex+0x138/0x188
 invoke_syscall+0x70/0x158
 el0_svc_common+0xb4/0xf4
 do_el0_svc+0x2c/0xb0
 el0_svc+0x34/0xcc
 el0t_64_sync_handler+0x68/0xb4
 el0t_64_sync+0x1a4/0x1a8
Code: 927ff913 91010260 d503201f 52800028 (b8280008) 
---[ end trace 0000000000000000 ]---
Kernel panic - not syncing: Oops: Fatal exception
SMP: stopping secondary CPUs
debug-snapshot 15913200.dss: core register saved(CPU:4)
DSU: NO Error: [NUM:0][ERXSTATUS_EL1:0x00000000000000]
 L1: NO Error: [NUM:1][ERXSTATUS_EL1:0x00000000000000]