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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
& C- a3 M8 W0 A$ u) k+ B& j[ 87.198666] INFO: rcu_preempt detected stalls on CPUs/tasks:
9 C* I8 A3 A5 g+ s6 V& X5 N/ v[ 87.204348] 0-...: (0 ticks this GP) idle=5cf/1/0 softirq=359/359 fqs=15738
' A7 D( K: H6 \# D4 b6 _[ 87.211901] (detected by 1, t=21007 jiffies, g=-217, c=-218, q=20)
9 ]. q( u8 p0 L[ 87.218206] Task dump for CPU 0:" P7 o% X, C E3 D5 U( f
[ 87.221448] swapper/0 R running task 0 0 0 0x00000002& [& t; ?, ]1 h' k8 Z
[ 87.228650] Call trace:2 O' }# F" F1 F( Z" j; t6 J
[ 87.231446] [<ffffffc000086cc0>] __switch_to+0x88/0xa0
( k+ c! T5 U3 z3 a( M1 q6 _+ t1 P[ 87.236666] [<ffffffc0008f8000>] vgic_ids+0x3b0/0x3e8% U; w. \ F9 N6 U
[ 87.242065] [<ffffffc0008de010>] rest_init+0x88/0x982 k1 _# }# W3 B) }4 y
[ 87.246844] [<ffffffc000bf4958>] start_kernel+0x38c/0x3a0
9 o- |- c# D0 k) B# S2 N[ 87.252511] [<00000000008e9000>] 0x8e9000
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