igt@i915_pm_rpm@subtests - incomplete - pstore logs - Kernel panic - not syncing: EXT4-fs (device sda2): panic forced after error, Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work

https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_7803/shard-iclb7/igt@i915_pm_rpm@gem-mmap-type@wb-smem0.html https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_7803/shard-iclb7/pstore17-1663679795_Panic_1.txt

<3>[  484.933831] I/O error, dev sda, sector 311430384 op 0x1:(WRITE) flags 0x103000 phys_seg 1 prio class 2
<2>[  484.933916] EXT4-fs error (device sda2): ext4_check_bdev_write_error:218: comm kworker/u16:2: Error while async write back metadata
<3>[  484.934834] Buffer I/O error on dev sda2, logical block 38797470, lost async page write
<3>[  484.936205] Aborting journal on device sda2-8.
<6>[  484.937228] sd 2:0:0:0: [sda] tag#28 UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=DRIVER_OK cmd_age=35s
<6>[  484.938270] sd 2:0:0:0: [sda] tag#28 Sense Key : 0x2 [current] 
<6>[  484.938274] sd 2:0:0:0: [sda] tag#28 ASC=0x4 ASCQ=0x21 
<6>[  484.938278] sd 2:0:0:0: [sda] tag#28 CDB: opcode=0x2a 2a 00 14 68 08 70 00 00 08 00
<3>[  484.938280] I/O error, dev sda, sector 342362224 op 0x1:(WRITE) flags 0x103000 phys_seg 1 prio class 2
<2>[  484.938283] EXT4-fs error (device sda2): ext4_journal_check_start:83: comm igt_runner: Detected aborted journal
<3>[  484.938644] sd 2:0:0:0: rejecting I/O to offline device
<3>[  484.938666] Buffer I/O error on dev sda2, logical block 28868608, lost sync page write
<3>[  484.939303] Buffer I/O error on dev sda2, logical block 42663950, lost async page write
<3>[  484.939309] JBD2: Error -5 detected when updating journal superblock for sda2-8.
<3>[  484.939312] Buffer I/O error on dev sda2, logical block 16, lost async page write
<3>[  484.940060] Buffer I/O error on dev sda2, logical block 0, lost sync page write
<3>[  484.940074] EXT4-fs (sda2): I/O error while writing superblock
<0>[  484.940082] Kernel panic - not syncing: EXT4-fs (device sda2): panic forced after error
<0>[  484.940653] Kernel Offset: disabled
<4>[  484.940660] CPU: 0 PID: 96 Comm: kworker/u16:2 Not tainted 6.0.0-rc6-CI_DRM_12160-g33a5599358a6+ #1
<4>[  484.940663] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP, BIOS ICLSFWR1.R00.3234.A01.1906141750 06/14/2019
<4>[  484.940664] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work
<4>[  484.940669] Call Trace:
<4>[  484.940670]  <TASK>
<4>[  484.940672]  dump_stack_lvl+0x56/0x7f
<4>[  484.940676]  panic+0x142/0x28a
<4>[  484.940686]  ext4_handle_error.cold.162+0x13/0x13
<4>[  484.940691]  __ext4_error+0x104/0x1f0
<4>[  484.940700]  ? __ext4_journal_get_write_access+0x135/0x1b0
<4>[  484.940706]  __ext4_journal_get_write_access+0x162/0x1b0
<4>[  484.940712]  ext4_ext_get_access.isra.34+0x2b/0x50
<4>[  484.940714]  ext4_ext_handle_unwritten_extents+0xdc/0xb70
<4>[  484.940721]  ? __read_extent_tree_block+0x7b/0x1d0
<4>[  484.940730]  ext4_ext_map_blocks+0x529/0xe40
<4>[  484.940741]  ext4_map_blocks+0x166/0x590
<4>[  484.940749]  ext4_convert_unwritten_extents+0x12a/0x250
<4>[  484.940755]  ext4_convert_unwritten_io_end_vec+0x5a/0xd0
<4>[  484.940759]  ext4_end_io_rsv_work+0xe1/0x180
<4>[  484.940764]  process_one_work+0x272/0x5b0
<4>[  484.940772]  worker_thread+0x37/0x370
<4>[  484.940776]  ? process_one_work+0x5b0/0x5b0
<4>[  484.940778]  kthread+0xed/0x120
<4>[  484.940780]  ? kthread_complete_and_exit+0x20/0x20
<4>[  484.940783]  ret_from_fork+0x1f/0x30
<4>[  484.940794]  </TASK>