System hang due to I/O stall on ATA VMware Virtual I device
Issue
- System hang due to I/O stall on
ATA VMware Virtual I
device:
INFO: task kswapd0:406 blocked for more than 120 seconds.
Not tainted 4.18.0-348.2.1.el8_5.x86_64 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kswapd0 state:D stack: 0 pid: 406 ppid: 2 flags:0x80004000
Call Trace:
__schedule+0x2c4/0x700
schedule+0x37/0xa0
io_schedule+0x12/0x40
blk_mq_get_tag+0x121/0x280
? wbt_exit+0x30/0x30
? finish_wait+0x80/0x80
__blk_mq_alloc_request+0x47/0x100
blk_mq_make_request+0x14f/0x5b0
? dm_make_request+0x172/0x3d0 [dm_mod]
generic_make_request+0x2db/0x340
? end_swap_bio_read+0xe0/0xe0
submit_bio+0x3c/0x160
__swap_writepage+0x126/0x400
? __frontswap_store+0x6e/0xf0
shmem_writepage+0x1b7/0x340
pageout+0xf8/0x2f0
shrink_page_list+0xa07/0xc80
shrink_inactive_list+0x19e/0x3e0
shrink_lruvec+0x3a9/0x640
shrink_node+0x184/0x6b0
balance_pgdat+0x2d7/0x550
? __switch_to_asm+0x41/0x70
kswapd+0x201/0x3c0
? finish_wait+0x80/0x80
? balance_pgdat+0x550/0x550
kthread+0x116/0x130
? kthread_flush_work_fn+0x10/0x10
ret_from_fork+0x1f/0x40
Environment
- Red Hat Enterprise Linux 8
ATA VMware Virtual I
device
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