INFO: rcu_sched detected stalls on CPUs/tasks: 1-...: (0 ticks this GP) idle=664/0/0 softirq=28753/28753 fqs=0 (detected by 0, t=125002 jiffies, g=15397, c=15396, q=56) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at pc 0xffffffff8449b426 rcu_sched kthread starved for 125002 jiffies! g15397 c15396 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x1 rcu_sched S21904 8 2 0x00000000 Call Trace: context_switch kernel/sched/core.c:2771 [inline] __schedule+0x8e8/0x2070 kernel/sched/core.c:3332 schedule+0x108/0x440 kernel/sched/core.c:3391 schedule_timeout+0x150/0x250 kernel/time/timer.c:1711 rcu_gp_kthread+0xa34/0x1a50 kernel/rcu/tree.c:2242 kthread+0x35e/0x430 kernel/kthread.c:231 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:425 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=30 sclass=netlink_tcpdiag_socket pig=10253 comm=syz-executor6 nla_parse: 3 callbacks suppressed netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. sg_write: data in/out 131028/148 bytes for SCSI command 0x11-- guessing data in; program syz-executor6 not setting count and/or reply_len properly sg_write: data in/out 131028/148 bytes for SCSI command 0x11-- guessing data in; program syz-executor6 not setting count and/or reply_len properly QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl ALSA: seq fatal error: cannot create timer (-19) ALSA: seq fatal error: cannot create timer (-19) sctp: [Deprecated]: syz-executor3 (pid 10709) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead tmpfs: Bad mount option /*Õéð tmpfs: Bad mount option /*Õéð device lo entered promiscuous mode rpcbind: RPC call returned error 22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor7'. QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl irq bypass consumer (token ffff8801c2aaf580) registration fails: -16 QAT: Invalid ioctl device syz0 left promiscuous mode QAT: Invalid ioctl QAT: Invalid ioctl netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. sctp: [Deprecated]: syz-executor3 (pid 11232) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor3 (pid 11245) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead IPv6: Can't replace route, no match found IPv6: Can't replace route, no match found QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl irq bypass consumer (token ffff8801c01dab80) registration fails: -16