I'm seeing this problem on linux 5.3.0-40-generic but with a different error log:

[   98.743076] iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version: 43.2.23.17
[   98.743079] iwlwifi 0000:00:14.3: Found debug destination: EXTERNAL_DRAM
[   98.743080] iwlwifi 0000:00:14.3: Found debug configuration: 0
[   98.743277] iwlwifi 0000:00:14.3: loaded firmware version 48.13675109.0 op_mode iwlmvm
[   98.789706] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9560, REV=0x354
[   98.796641] iwlwifi 0000:00:14.3: Applying debug destination EXTERNAL_DRAM
[   98.797136] iwlwifi 0000:00:14.3: Allocated 0x00400000 bytes for firmware monitor.
[   99.804515] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[   99.804588] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[   99.804590] iwlwifi 0000:00:14.3: Status: 0x00000000, count: -1954858323
[   99.804591] iwlwifi 0000:00:14.3: Loaded firmware version: 48.13675109.0
[   99.804592] iwlwifi 0000:00:14.3: 0x26D769CE | ADVANCED_SYSASSERT          
[   99.804593] iwlwifi 0000:00:14.3: 0x1AD012CA | trm_hw_status0
[   99.804594] iwlwifi 0000:00:14.3: 0xFC94AD42 | trm_hw_status1
[   99.804595] iwlwifi 0000:00:14.3: 0x67BA92B1 | branchlink2
[   99.804595] iwlwifi 0000:00:14.3: 0x22CDF757 | interruptlink1
[   99.804596] iwlwifi 0000:00:14.3: 0x461C6C04 | interruptlink2
[   99.804597] iwlwifi 0000:00:14.3: 0xA7A9DF46 | data1
[   99.804598] iwlwifi 0000:00:14.3: 0x9842E652 | data2
[   99.804598] iwlwifi 0000:00:14.3: 0x8A8131D1 | data3
[   99.804599] iwlwifi 0000:00:14.3: 0x02ED2D8A | beacon time
[   99.804600] iwlwifi 0000:00:14.3: 0x94023DEC | tsf low
[   99.804600] iwlwifi 0000:00:14.3: 0xDA3FE4C7 | tsf hi
[   99.804601] iwlwifi 0000:00:14.3: 0x734269F5 | time gp1
[   99.804602] iwlwifi 0000:00:14.3: 0xC611C271 | time gp2
[   99.804603] iwlwifi 0000:00:14.3: 0x615B3F67 | uCode revision type
[   99.804603] iwlwifi 0000:00:14.3: 0x4404C0DF | uCode version major
[   99.804604] iwlwifi 0000:00:14.3: 0x528219F3 | uCode version minor
[   99.804605] iwlwifi 0000:00:14.3: 0x35C57CDC | hw version
[   99.804605] iwlwifi 0000:00:14.3: 0x2AC20D01 | board version
[   99.804606] iwlwifi 0000:00:14.3: 0xDD85CB00 | hcmd
[   99.804607] iwlwifi 0000:00:14.3: 0x5E16FD9E | isr0
[   99.804608] iwlwifi 0000:00:14.3: 0x3F3FFEEF | isr1
[   99.804608] iwlwifi 0000:00:14.3: 0x954E1E05 | isr2
[   99.804609] iwlwifi 0000:00:14.3: 0x0D660BC0 | isr3
[   99.804610] iwlwifi 0000:00:14.3: 0x398FFD8C | isr4
[   99.804610] iwlwifi 0000:00:14.3: 0xF3A3EC53 | last cmd Id
[   99.804611] iwlwifi 0000:00:14.3: 0x046CA3B9 | wait_event
[   99.804612] iwlwifi 0000:00:14.3: 0x1D70E4DB | l2p_control
[   99.804612] iwlwifi 0000:00:14.3: 0x09D518A7 | l2p_duration
[   99.804613] iwlwifi 0000:00:14.3: 0xD586D9C8 | l2p_mhvalid
[   99.804614] iwlwifi 0000:00:14.3: 0x20AA0718 | l2p_addr_match
[   99.804615] iwlwifi 0000:00:14.3: 0xCEA91061 | lmpm_pmg_sel
[   99.804615] iwlwifi 0000:00:14.3: 0x2B584FE3 | timestamp
[   99.804616] iwlwifi 0000:00:14.3: 0xDCEFA7E5 | flow_handler
[   99.804648] iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
[   99.804649] iwlwifi 0000:00:14.3: Status: 0x00000000, count: 7
[   99.804649] iwlwifi 0000:00:14.3: 0x201013F1 | ADVANCED_SYSASSERT
[   99.804650] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1
[   99.804651] iwlwifi 0000:00:14.3: 0xC008CF5C | umac branchlink2
[   99.804652] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink1
[   99.804652] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink2
[   99.804653] iwlwifi 0000:00:14.3: 0x00000003 | umac data1
[   99.804654] iwlwifi 0000:00:14.3: 0x20000302 | umac data2
[   99.804654] iwlwifi 0000:00:14.3: 0x01300202 | umac data3
[   99.804655] iwlwifi 0000:00:14.3: 0x00000030 | umac major
[   99.804656] iwlwifi 0000:00:14.3: 0x13675109 | umac minor
[   99.804657] iwlwifi 0000:00:14.3: 0x00005C8A | frame pointer
[   99.804657] iwlwifi 0000:00:14.3: 0xC0887F58 | stack pointer
[   99.804658] iwlwifi 0000:00:14.3: 0x00000000 | last host cmd
[   99.804659] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg
[   99.804672] iwlwifi 0000:00:14.3: Fseq Registers:
[   99.804674] iwlwifi 0000:00:14.3: 0x00000003 | FSEQ_ERROR_CODE
[   99.804676] iwlwifi 0000:00:14.3: 0x80260000 | FSEQ_TOP_INIT_VERSION
[   99.804678] iwlwifi 0000:00:14.3: 0x80020006 | FSEQ_CNVIO_INIT_VERSION
[   99.804681] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[   99.804683] iwlwifi 0000:00:14.3: 0xFD00C708 | FSEQ_TOP_CONTENT_VERSION
[   99.804685] iwlwifi 0000:00:14.3: 0x4552414E | FSEQ_ALIVE_TOKEN
[   99.804687] iwlwifi 0000:00:14.3: 0x20000302 | FSEQ_CNVI_ID
[   99.804690] iwlwifi 0000:00:14.3: 0x01300202 | FSEQ_CNVR_ID
[   99.804692] iwlwifi 0000:00:14.3: 0x20000302 | CNVI_AUX_MISC_CHIP
[   99.804696] iwlwifi 0000:00:14.3: 0x01300202 | CNVR_AUX_MISC_CHIP
[   99.804701] iwlwifi 0000:00:14.3: 0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[   99.804735] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[   99.804763] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x5bf8, CPU2 Status: 0x3
[   99.804764] iwlwifi 0000:00:14.3: Failed to start RT ucode: -110
[   99.804766] iwlwifi 0000:00:14.3: Firmware not running - cannot dump error
[   99.816613] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110