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发表于 2022-10-15 15:30:42
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[ 24.236049] rcu_preempt kthread starved for 5252 jiffies! g18446744073709551399 c18446744073709551398 f0x0 s3 ->state=0x1
5 @" K1 y8 {/ b- L2 f b[ 87.198666] INFO: rcu_preempt detected stalls on CPUs/tasks:
- q% g! H2 d8 [- y[ 87.204348] 0-...: (0 ticks this GP) idle=5cf/1/0 softirq=359/359 fqs=15738# s2 f! X$ z# ]$ V+ }4 ]3 N
[ 87.211901] (detected by 1, t=21007 jiffies, g=-217, c=-218, q=20)
- Y! i2 y% _+ j+ j9 c[ 87.218206] Task dump for CPU 0:8 w b4 j/ T$ g' k9 b& @, {
[ 87.221448] swapper/0 R running task 0 0 0 0x00000002
' _! q" ] p# t* H4 B. Q& s9 x[ 87.228650] Call trace:
( a( o7 O. K7 O[ 87.231446] [<ffffffc000086cc0>] __switch_to+0x88/0xa0
: B) e9 }' X" O& l8 `. B[ 87.236666] [<ffffffc0008f8000>] vgic_ids+0x3b0/0x3e8( W# B2 @4 L0 A
[ 87.242065] [<ffffffc0008de010>] rest_init+0x88/0x98
, ^3 u4 \' V$ [, i[ 87.246844] [<ffffffc000bf4958>] start_kernel+0x38c/0x3a0$ P9 c2 i/ D; r; Z1 Z5 }8 U9 b
[ 87.252511] [<00000000008e9000>] 0x8e90002 z5 K1 l z- c3 }
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