qemu-system-riscv64: warning: hub port hub0port0 has no peer qemu-system-riscv64: warning: hub 0 with no nics qemu-system-riscv64: warning: netdev hub0port0 has no peer qemu-system-riscv64: warning: requested NIC (#net072, model virtio) was not created (not supported by this machine?) OpenSBI v1.4 ____ _____ ____ _____ / __ \ / ____| _ \_ _| | | | |_ __ ___ _ __ | (___ | |_) || | | | | | '_ \ / _ \ '_ \ \___ \| _ < | | | |__| | |_) | __/ | | |____) | |_) || |_ \____/| .__/ \___|_| |_|_____/|____/_____| | | |_| Platform Name : riscv-virtio,qemu Platform Features : medeleg Platform HART Count : 8 Platform IPI Device : aclint-mswi Platform Timer Device : aclint-mtimer @ 10000000Hz Platform Console Device : uart8250 Platform HSM Device : --- Platform PMU Device : --- Platform Reboot Device : syscon-reboot Platform Shutdown Device : syscon-poweroff Platform Suspend Device : --- Platform CPPC Device : --- Firmware Base : 0x80000000 Firmware Size : 395 KB Firmware RW Offset : 0x40000 Firmware RW Size : 139 KB Firmware Heap Offset : 0x56000 Firmware Heap Size : 51 KB (total), 3 KB (reserved), 9 KB (used), 38 KB (free) Firmware Scratch Size : 4096 B (total), 328 B (used), 3768 B (free) Runtime SBI Version : 2.0 Domain0 Name : root Domain0 Boot HART : 1 Domain0 HARTs : 0*,1*,2*,3*,4*,5*,6*,7* Domain0 Region00 : 0x0000000000100000-0x0000000000100fff M: (I,R,W) S/U: (R,W) Domain0 Region01 : 0x0000000010000000-0x0000000010000fff M: (I,R,W) S/U: (R,W) Domain0 Region02 : 0x0000000002000000-0x000000000200ffff M: (I,R,W) S/U: () Domain0 Region03 : 0x0000000080000000-0x000000008003ffff M: (R,X) S/U: () Domain0 Region04 : 0x0000000080040000-0x000000008007ffff M: (R,W) S/U: () Domain0 Region05 : 0x000000000c400000-0x000000000c5fffff M: (I,R,W) S/U: (R,W) Domain0 Region06 : 0x000000000c000000-0x000000000c3fffff M: (I,R,W) S/U: (R,W) Domain0 Region07 : 0x0000000000000000-0xffffffffffffffff M: () S/U: (R,W,X) Domain0 Next Address : 0x0000000080200000 Domain0 Next Arg1 : 0x00000000bfe00000 Domain0 Next Mode : S-mode Domain0 SysReset : yes Domain0 SysSuspend : yes Boot HART ID : 1 Boot HART Domain : root Boot HART Priv Version : v1.12 Boot HART Base ISA : rv64imafdch Boot HART ISA Extensions : sstc,zicntr,zihpm,zicboz,zicbom Boot HART PMP Count : 16 Boot HART PMP Granularity : 2 bits Boot HART PMP Address Bits: 54 Boot HART MHPM Info : 16 (0x0007fff8) Boot HART MIDELEG : 0x0000000000001666 Boot HART MEDELEG : 0x0000000000f0b509 [ 0.000000] Linux version 6.12.0-rc5-next-20241031 (KernelCI@build-j358110-riscv-gcc-12-defconfig-mgvbk) (riscv64-linux-gnu-gcc (Debian 12.2.0-13) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #1 SMP Thu Oct 31 08:03:06 UTC 2024 [ 0.000000] random: crng init done [ 0.000000] Machine model: riscv-virtio,qemu [ 0.000000] SBI specification v2.0 detected [ 0.000000] SBI implementation ID=0x1 Version=0x10004 [ 0.000000] SBI TIME extension detected [ 0.000000] SBI IPI extension detected [ 0.000000] SBI RFENCE extension detected [ 0.000000] SBI SRST extension detected [ 0.000000] SBI DBCN extension detected [ 0.000000] efi: UEFI not found. [ 0.000000] earlycon: ns16550a0 at MMIO 0x0000000010000000 (options '') [ 0.000000] printk: legacy bootconsole [ns16550a0] enabled [ 0.000000] OF: reserved mem: 0x0000000080040000..0x000000008007ffff (256 KiB) nomap non-reusable mmode_resv1@80040000 [ 0.000000] OF: reserved mem: 0x0000000080000000..0x000000008003ffff (256 KiB) nomap non-reusable mmode_resv0@80000000 [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x0000000080000000-0x00000000bfffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000080000000-0x000000008007ffff] [ 0.000000] node 0: [mem 0x0000000080080000-0x00000000bfffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000000bfffffff] [ 0.000000] SBI HSM extension detected [ 0.000000] riscv: base ISA extensions acdfhim [ 0.000000] riscv: ELF capabilities acdfim [ 0.000000] percpu: Embedded 21 pages/cpu s49128 r8192 d28696 u86016 [ 0.000000] pcpu-alloc: s49128 r8192 d28696 u86016 alloc=21*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 [0] 6 [0] 7 [ 0.000000] Kernel command line: console=ttyS0,115200 root=/dev/ram0 debug verbose console_msg_format=syslog earlycon deferred_probe_timeout=60 <5>[ 0.000000] Unknown kernel command line parameters "verbose", will be passed to user space. <6>[ 0.000000] printk: log buffer data + meta data: 131072 + 458752 = 589824 bytes <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 262144 <6>[ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off <6>[ 0.000000] software IO TLB: SWIOTLB bounce buffer size adjusted to 1MB <6>[ 0.000000] software IO TLB: area num 8. <6>[ 0.000000] software IO TLB: SWIOTLB bounce buffer size roundup to 2MB <6>[ 0.000000] software IO TLB: mapped [mem 0x00000000bdb80000-0x00000000bdd80000] (2MB) <5>[ 0.000000] Virtual kernel memory layout: <5>[ 0.000000] fixmap : 0xff1bfffffea00000 - 0xff1bffffff000000 (6144 kB) <5>[ 0.000000] pci io : 0xff1bffffff000000 - 0xff1c000000000000 ( 16 MB) <5>[ 0.000000] vmemmap : 0xff1c000000000000 - 0xff20000000000000 (1024 TB) <5>[ 0.000000] vmalloc : 0xff20000000000000 - 0xff60000000000000 (16384 TB) <5>[ 0.000000] modules : 0xffffffff01591000 - 0xffffffff80000000 (2026 MB) <5>[ 0.000000] lowmem : 0xff60000000000000 - 0xff60000040000000 (1024 MB) <5>[ 0.000000] kernel : 0xffffffff80000000 - 0xffffffffffffffff (2047 MB) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8. <6>[ 0.000000] rcu: RCU debug extended QS entry/exit. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 <6>[ 0.000000] RCU Tasks Trace: Setting shift to 3 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=8. <6>[ 0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0 <6>[ 0.000000] riscv-intc: 64 local interrupts mapped <6>[ 0.000000] riscv: providing IPIs using SBI IPI extension <6>[ 0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention. <6>[ 0.000000] clocksource: riscv_clocksource: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns <6>[ 0.000096] sched_clock: 64 bits at 10MHz, resolution 100ns, wraps every 4398046511100ns <6>[ 0.000857] riscv-timer: Timer interrupt in S-mode is available via sstc extension <6>[ 0.011244] Console: colour dummy device 80x25 <6>[ 0.013644] Calibrating delay loop (skipped), value calculated using timer frequency.. 20.00 BogoMIPS (lpj=40000) <6>[ 0.015345] pid_max: default: 32768 minimum: 301 <6>[ 0.018238] LSM: initializing lsm=capability <6>[ 0.022150] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) <6>[ 0.023472] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) <6>[ 0.066567] riscv: ELF compat mode supported <6>[ 0.066824] ASID allocator using 16 bits (65536 entries) <6>[ 0.072555] rcu: Hierarchical SRCU implementation. <6>[ 0.073528] rcu: Max phase no-delay instances is 1000. <6>[ 0.076356] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level <6>[ 0.079721] EFI services will not be available. <6>[ 0.084203] smp: Bringing up secondary CPUs ... <4>[ 0.091968] ------------[ cut here ]------------ <4>[ 0.092337] WARNING: CPU: 1 PID: 0 at kernel/time/clockevents.c:455 clockevents_register_device+0x19a/0x1ae <4>[ 0.093022] Modules linked in: <4>[ 0.093271] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.12.0-rc5-next-20241031 #1 <4>[ 0.093409] Hardware name: riscv-virtio,qemu (DT) <4>[ 0.093513] epc : clockevents_register_device+0x19a/0x1ae <4>[ 0.093567] ra : clockevents_config_and_register+0x20/0x2a <4>[ 0.093601] epc : ffffffff800a39b6 ra : ffffffff800a39ea sp : ff200000000d3d50 <4>[ 0.093619] gp : ffffffff815151b8 tp : ff600000019b6600 t0 : 0000000000001000 <4>[ 0.093635] t1 : 000000003b9aca00 t2 : 0000000000000003 s0 : ff200000000d3da0 <4>[ 0.093651] s1 : ff6000003ff5d580 a0 : ff6000003ff5d580 a1 : 00000003ffffffff <4>[ 0.093666] a2 : 0000000000000001 a3 : ffffffff81517200 a4 : 0000000000000001 <4>[ 0.093682] a5 : 0000000000000000 a6 : 0000000000a3d709 a7 : 0000000000000018 <4>[ 0.093697] s2 : 0000000000000000 s3 : ffffffff8151a9f4 s4 : 0000000000000001 <4>[ 0.093713] s5 : 0000000000000001 s6 : 0000000000000000 s7 : ffffffff8077de94 <4>[ 0.093729] s8 : 0000000000002000 s9 : 00000000800436f0 s10: 0000000000000000 <4>[ 0.093746] s11: 0000000000000000 t3 : ff6000000189a900 t4 : 0000000000000002 <4>[ 0.093760] t5 : ffffffff814858c0 t6 : 0000000000000002 <4>[ 0.093774] status: 0000000200000100 badaddr: 0000000000000000 cause: 0000000000000003 <4>[ 0.093886] [] clockevents_register_device+0x19a/0x1ae <4>[ 0.094010] [] clockevents_config_and_register+0x20/0x2a <4>[ 0.094028] [] riscv_timer_starting_cpu+0x94/0xc6 <4>[ 0.094048] [] cpuhp_invoke_callback+0xb8/0x13a <4>[ 0.094066] [] __cpuhp_invoke_callback_range+0x4e/0xc4 <4>[ 0.094081] [] notify_cpu_starting+0x86/0x98 <4>[ 0.094097] [] smp_callin+0x36/0x76 <4>[ 0.094242] ---[ end trace 0000000000000000 ]--- <6>[ 0.126668] smp: Brought up 1 node, 8 CPUs <6>[ 0.147700] Memory: 804256K/1048576K available (9936K kernel code, 4952K rwdata, 4096K rodata, 2306K init, 487K bss, 239928K reserved, 0K cma-reserved) <6>[ 0.158026] devtmpfs: initialized <6>[ 0.172478] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns <6>[ 0.173100] futex hash table entries: 2048 (order: 5, 131072 bytes, linear) <6>[ 0.176281] pinctrl core: initialized pinctrl subsystem <6>[ 0.182379] DMI not present or invalid. <6>[ 0.185014] NET: Registered PF_NETLINK/PF_ROUTE protocol family <6>[ 0.189968] DMA: preallocated 128 KiB GFP_KERNEL pool for atomic allocations <6>[ 0.196113] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations <6>[ 0.196762] audit: initializing netlink subsys (disabled) <5>[ 0.198914] audit: type=2000 audit(0.184:1): state=initialized audit_enabled=0 res=1 <6>[ 0.202058] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.202545] cpuidle: using governor menu <3>[ 21.447223] rcu: INFO: rcu_sched detected stalls on CPUs/tasks: <3>[ 21.448622] rcu: 6-....: (0 ticks this GP) idle=0050/0/0x0 softirq=0/0 fqs=1 (false positive?) <3>[ 21.450128] rcu: (detected by 0, t=5252 jiffies, g=-1187, q=3 ncpus=8) <6>[ 21.451685] Sending NMI from CPU 0 to CPUs 6: <4>[ 21.452506] NMI backtrace for cpu 6 skipped: idling at default_idle_call+0x22/0x30 <3>[ 21.454747] rcu: rcu_sched kthread timer wakeup didn't happen for 5249 jiffies! g-1187 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 <3>[ 21.456083] rcu: Possible timer handling issue on cpu=6 timer-softirq=0 <3>[ 21.456997] rcu: rcu_sched kthread starved for 5250 jiffies! g-1187 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=6 <3>[ 21.458203] rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. <3>[ 21.459168] rcu: RCU grace-period kthread stack dump: <6>[ 21.460100] task:rcu_sched state:I stack:0 pid:15 tgid:15 ppid:2 flags:0x00000000 <6>[ 21.461480] Call Trace: <6>[ 21.461870] [] __schedule+0x360/0x9ca <6>[ 21.462569] [] schedule+0x22/0x112 <6>[ 21.463099] [] schedule_timeout+0x7c/0xf0 <6>[ 21.463666] [] rcu_gp_fqs_loop+0x2f0/0x3ea <6>[ 21.464235] [] rcu_gp_kthread+0x10e/0x12e <6>[ 21.464764] [] kthread+0xc4/0xe0 <6>[ 21.465319] [] ret_from_fork+0xe/0x18 <0>[ 32.196850] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 31s! <6>[ 32.198151] Showing busy workqueues and worker pools: <6>[ 32.198974] workqueue events: flags=0x0 <6>[ 32.199825] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 32.200123] pending: check_unaligned_access_emulated BAR(1) <6>[ 32.202328] workqueue mm_percpu_wq: flags=0x8 <6>[ 32.203045] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 32.203186] pending: vmstat_update <6>[ 32.203478] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=31s workers=1 manager: 53 <6>[ 32.203758] Showing backtraces of running workers in stalled CPU-bound worker pools: <3>[ 42.774322] rcu: INFO: rcu_sched detected stalls on CPUs/tasks: <3>[ 42.774906] rcu: 1-...!: (3 GPs behind) idle=0058/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.775500] rcu: 2-...!: (2 GPs behind) idle=0030/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.776166] rcu: 3-...!: (2 GPs behind) idle=0030/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.776762] rcu: 4-...!: (2 GPs behind) idle=0090/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.777560] rcu: 5-...!: (2 GPs behind) idle=0050/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.778300] rcu: 6-...!: (0 ticks this GP) idle=0068/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.778938] rcu: 7-...!: (1 GPs behind) idle=0030/0/0x0 softirq=0/0 fqs=0 (false positive?) <3>[ 42.779551] rcu: (detected by 0, t=5252 jiffies, g=-1183, q=1 ncpus=8) <6>[ 42.779986] Sending NMI from CPU 0 to CPUs 1: <4>[ 42.780164] NMI backtrace for cpu 1 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.782078] Sending NMI from CPU 0 to CPUs 2: <4>[ 42.782193] NMI backtrace for cpu 2 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.785129] Sending NMI from CPU 0 to CPUs 3: <4>[ 42.785281] NMI backtrace for cpu 3 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.787177] Sending NMI from CPU 0 to CPUs 4: <4>[ 42.787293] NMI backtrace for cpu 4 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.789229] Sending NMI from CPU 0 to CPUs 5: <4>[ 42.789354] NMI backtrace for cpu 5 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.791276] Sending NMI from CPU 0 to CPUs 6: <4>[ 42.791380] NMI backtrace for cpu 6 skipped: idling at default_idle_call+0x22/0x30 <6>[ 42.793325] Sending NMI from CPU 0 to CPUs 7: <4>[ 42.793439] NMI backtrace for cpu 7 skipped: idling at default_idle_call+0x22/0x30 <3>[ 42.795377] rcu: rcu_sched kthread timer wakeup didn't happen for 5251 jiffies! g-1183 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 <3>[ 42.796075] rcu: Possible timer handling issue on cpu=6 timer-softirq=0 <3>[ 42.796484] rcu: rcu_sched kthread starved for 5252 jiffies! g-1183 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=6 <3>[ 42.797117] rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. <3>[ 42.797668] rcu: RCU grace-period kthread stack dump: <6>[ 42.797993] task:rcu_sched state:I stack:0 pid:15 tgid:15 ppid:2 flags:0x00000000 <6>[ 42.798640] Call Trace: <6>[ 42.798834] [] __schedule+0x360/0x9ca <6>[ 42.799210] [] schedule+0x22/0x112 <6>[ 42.799538] [] schedule_timeout+0x7c/0xf0 <6>[ 42.799919] [] rcu_gp_fqs_loop+0x2f0/0x3ea <6>[ 42.800312] [] rcu_gp_kthread+0x10e/0x12e <6>[ 42.800699] [] kthread+0xc4/0xe0 <6>[ 42.800998] [] ret_from_fork+0xe/0x18 <0>[ 63.384937] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 62s! <6>[ 63.386064] Showing busy workqueues and worker pools: <6>[ 63.386616] workqueue events: flags=0x0 <6>[ 63.387086] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 63.387166] pending: check_unaligned_access_emulated BAR(1) <6>[ 63.387241] workqueue mm_percpu_wq: flags=0x8 <6>[ 63.389117] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 63.389195] pending: vmstat_update <6>[ 63.389297] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=62s workers=1 manager: 53 <6>[ 63.389427] Showing backtraces of running workers in stalled CPU-bound worker pools: <0>[ 94.595729] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 92s! <6>[ 94.596558] Showing busy workqueues and worker pools: <6>[ 94.596955] workqueue events: flags=0x0 <6>[ 94.597281] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 94.597339] pending: check_unaligned_access_emulated BAR(1) <6>[ 94.597403] workqueue mm_percpu_wq: flags=0x8 <6>[ 94.598891] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 94.598943] pending: vmstat_update <6>[ 94.599020] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=92s workers=1 manager: 53 <6>[ 94.599090] Showing backtraces of running workers in stalled CPU-bound worker pools: <3>[ 106.788049] rcu: INFO: rcu_sched detected stalls on CPUs/tasks: <3>[ 106.788550] rcu: 6-...!: (0 ticks this GP) idle=0078/0/0x0 softirq=0/0 fqs=1 (false positive?) <3>[ 106.789132] rcu: (detected by 0, t=21007 jiffies, g=-1183, q=1 ncpus=8) <6>[ 106.789595] Sending NMI from CPU 0 to CPUs 6: <4>[ 106.789770] NMI backtrace for cpu 6 skipped: idling at default_idle_call+0x22/0x30 <3>[ 106.791683] rcu: rcu_sched kthread timer wakeup didn't happen for 15754 jiffies! g-1183 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 <3>[ 106.792399] rcu: Possible timer handling issue on cpu=6 timer-softirq=0 <3>[ 106.792825] rcu: rcu_sched kthread starved for 15755 jiffies! g-1183 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=6 <3>[ 106.793484] rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. <3>[ 106.794047] rcu: RCU grace-period kthread stack dump: <6>[ 106.794387] task:rcu_sched state:I stack:0 pid:15 tgid:15 ppid:2 flags:0x00000000 <6>[ 106.794973] Call Trace: <6>[ 106.795172] [] __schedule+0x360/0x9ca <6>[ 106.795545] [] schedule+0x22/0x112 <6>[ 106.795876] [] schedule_timeout+0x7c/0xf0 <6>[ 106.796256] [] rcu_gp_fqs_loop+0x2f0/0x3ea <6>[ 106.796626] [] rcu_gp_kthread+0x10e/0x12e <6>[ 106.796998] [] kthread+0xc4/0xe0 <6>[ 106.797370] [] ret_from_fork+0xe/0x18 <0>[ 125.740639] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 123s! <6>[ 125.741321] Showing busy workqueues and worker pools: <6>[ 125.741698] workqueue events: flags=0x0 <6>[ 125.741943] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 125.741998] pending: check_unaligned_access_emulated BAR(1) <6>[ 125.742069] workqueue mm_percpu_wq: flags=0x8 <6>[ 125.743023] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 125.743072] pending: vmstat_update <6>[ 125.743139] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=123s workers=1 manager: 53 <6>[ 125.743205] Showing backtraces of running workers in stalled CPU-bound worker pools: <0>[ 157.007617] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 154s! <6>[ 157.008291] Showing busy workqueues and worker pools: <6>[ 157.008657] workqueue events: flags=0x0 <6>[ 157.008955] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 157.009014] pending: check_unaligned_access_emulated BAR(1) <6>[ 157.009075] workqueue mm_percpu_wq: flags=0x8 <6>[ 157.010156] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 157.010210] pending: vmstat_update <6>[ 157.010283] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=154s workers=1 manager: 53 <6>[ 157.010358] Showing backtraces of running workers in stalled CPU-bound worker pools: <0>[ 188.202990] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 185s! <6>[ 188.203947] Showing busy workqueues and worker pools: <6>[ 188.204359] workqueue events: flags=0x0 <6>[ 188.204788] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 188.204870] pending: check_unaligned_access_emulated BAR(1) <6>[ 188.204943] workqueue mm_percpu_wq: flags=0x8 <6>[ 188.206661] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 188.206741] pending: vmstat_update <6>[ 188.206846] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=185s workers=1 manager: 53 <6>[ 188.206938] Showing backtraces of running workers in stalled CPU-bound worker pools: <0>[ 219.350692] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 215s! <6>[ 219.351406] Showing busy workqueues and worker pools: <6>[ 219.351776] workqueue events: flags=0x0 <6>[ 219.352059] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 219.352114] pending: check_unaligned_access_emulated BAR(1) <6>[ 219.352178] workqueue mm_percpu_wq: flags=0x8 <6>[ 219.353347] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 219.353397] pending: vmstat_update <6>[ 219.353464] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=215s workers=1 manager: 53 <6>[ 219.353544] Showing backtraces of running workers in stalled CPU-bound worker pools: <0>[ 250.483292] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 246s! <6>[ 250.484028] Showing busy workqueues and worker pools: <6>[ 250.484358] workqueue events: flags=0x0 <6>[ 250.484625] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 250.484677] pending: check_unaligned_access_emulated BAR(1) <6>[ 250.484732] workqueue mm_percpu_wq: flags=0x8 <6>[ 250.485808] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 250.485852] pending: vmstat_update <6>[ 250.485917] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=246s workers=1 manager: 53 <6>[ 250.485982] Showing backtraces of running workers in stalled CPU-bound worker pools: # # <0>[ 281.616895] BUG: workqueue lockup - pool cpus=7 node=0 flags=0x2 nice=0 stuck for 277s! <6>[ 281.617975] Showing busy workqueues and worker pools: <6>[ 281.618513] workqueue events: flags=0x0 <6>[ 281.618947] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=3 <6>[ 281.619022] pending: check_unaligned_access_emulated BAR(1) <6>[ 281.619133] workqueue mm_percpu_wq: flags=0x8 <6>[ 281.620980] pwq 30: cpus=7 node=0 flags=0x2 nice=0 active=1 refcnt=2 <6>[ 281.621051] pending: vmstat_update <6>[ 281.621148] pool 30: cpus=7 node=0 flags=0x2 nice=0 hung=277s workers=1 manager: 53 <6>[ 281.621267] Showing backtraces of running workers in stalled CPU-bound worker pools: # # # # # poweroff