failed to run ["ssh" "-p" "30536" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255
Connection timed out during banner exchange
Connection to 127.0.0.1 port 30536 timed out
OpenSBI v0.8
____ _____ ____ _____
/ __ \ / ____| _ \_ _|
| | | |_ __ ___ _ __ | (___ | |_) || |
| | | | '_ \ / _ \ '_ \ \___ \| _ < | |
| |__| | |_) | __/ | | |____) | |_) || |_
\____/| .__/ \___|_| |_|_____/|____/_____|
| |
|_|
Platform Name : riscv-virtio,qemu
Platform Features : timer,mfdeleg
Platform HART Count : 2
Boot HART ID : 0
Boot HART ISA : rv64imafdcsu
BOOT HART Features : pmp,scounteren,mcounteren,time
BOOT HART PMP Count : 16
Firmware Base : 0x80000000
Firmware Size : 104 KB
Runtime SBI Version : 0.2
MIDELEG : 0x0000000000000222
MEDELEG : 0x000000000000b109
PMP0 : 0x0000000080000000-0x000000008001ffff (A)
PMP1 : 0x0000000000000000-0xffffffffffffffff (A,R,W,X)
[ 0.000000][ T0] Linux version 5.19.0-rc1-syzkaller-00001-g88bd24d73d5b (syzkaller@syzkaller) (riscv64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now
[ 0.000000][ T0] OF: fdt: Ignoring memory range 0x80000000 - 0x80200000
[ 0.000000][ T0] Machine model: riscv-virtio,qemu
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** This system shows unhashed kernel memory addresses **
[ 0.000000][ T0] ** via the console, logs, and other interfaces. This **
[ 0.000000][ T0] ** might reduce the security of your system. **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** If you see this message and you are not debugging **
[ 0.000000][ T0] ** the kernel, report this immediately to your system **
[ 0.000000][ T0] ** administrator! **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] efi: UEFI not found.
[ 0.000000][ T0] cma: Reserved 16 MiB at 0x00000000fee00000
[ 0.000000][ T0] NUMA: No NUMA configuration found
[ 0.000000][ T0] NUMA: Faking a node at [mem 0x0000000080200000-0x00000000ffffffff]
[ 0.000000][ T0] NUMA: NODE_DATA [mem 0xffff0580-0xffff1fff]
[ 0.000000][ T0] Zone ranges:
[ 0.000000][ T0] DMA32 [mem 0x0000000080200000-0x00000000ffffffff]
[ 0.000000][ T0] Normal empty
[ 0.000000][ T0] Movable zone start for each node
[ 0.000000][ T0] Early memory node ranges
[ 0.000000][ T0] node 0: [mem 0x0000000080200000-0x00000000ffffffff]
[ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000080200000-0x00000000ffffffff]
[ 0.000000][ T0] On node 0, zone DMA32: 512 pages in unavailable ranges
[ 0.000000][ T0] SBI specification v0.2 detected
[ 0.000000][ T0] SBI implementation ID=0x1 Version=0x8
[ 0.000000][ T0] SBI TIME extension detected
[ 0.000000][ T0] SBI IPI extension detected
[ 0.000000][ T0] SBI RFENCE extension detected
[ 0.000000][ T0] SBI HSM extension detected
[ 0.000000][ T0] riscv: base ISA extensions acdfim
[ 0.000000][ T0] riscv: ELF capabilities acdfim
[ 0.000000][ T0] percpu: cpu 0 has no node -1 or node-local memory
[ 0.000000][ T0] percpu: Embedded 29 pages/cpu s79432 r8192 d31160 u118784
[ 0.000000][ T0] Fallback order for Node 0: 0
[ 0.000000][ T0] Built 1 zonelists, mobility grouping on. Total pages: 514569
[ 0.000000][ T0] Policy zone: DMA32
[ 0.000000][ T0] Kernel command line: root=/dev/vda console=ttyS0 earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off dummy_hcd.num=2 smp.csd_lock_timeo
[ 0.000000][ T0] Unknown kernel command line parameters "earlyprintk=serial", will be passed to user space.
[ 0.000000][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
[ 0.000000][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[ 0.000000][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.000000][ T0] Stack Depot early init allocating hash table with memblock_alloc, 8388608 bytes
[ 0.000000][ T0] Virtual kernel memory layout:
[ 0.000000][ T0] fixmap : 0xff17fffffee00000 - 0xff17ffffff000000 (2048 kB)
[ 0.000000][ T0] pci io : 0xff17ffffff000000 - 0xff18000000000000 ( 16 MB)
[ 0.000000][ T0] vmemmap : 0xff18000000000000 - 0xff20000000000000 (2048 TB)
[ 0.000000][ T0] vmalloc : 0xff20000000000000 - 0xff60000000000000 (16384 TB)
[ 0.000000][ T0] lowmem : 0xff60000000000000 - 0xff6000007fe00000 (2046 MB)
[ 0.000000][ T0] kasan : 0xffdf000000000000 - 0xffffffff00000000 (8447 TB)
[ 0.000000][ T0] kernel : 0xffffffff80000000 - 0xffffffffffffffff (2047 MB)
[ 0.000000][ T0] Memory: 1340300K/2095104K available (51768K kernel code, 18787K rwdata, 18432K rodata, 2389K init, 32168K bss, 738420K reserved, 16384K cma-reserved)
[ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.000000][ T0] trace event string verifier disabled
[ 0.000000][ T0] Running RCU self tests
[ 0.000000][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 0.000000][ T0] rcu: RCU lockdep checking is enabled.
[ 0.000000][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 0.000000][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 0.000000][ T0] rcu: RCU debug extended QS entry/exit.
[ 0.000000][ T0] All grace periods are expedited (rcu_expedited).
[ 0.000000][ T0] Trampoline variant of Tasks RCU enabled.
[ 0.000000][ T0] Tracing variant of Tasks RCU enabled.
[ 0.000000][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 0.000000][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.000000][ T0] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[ 0.000000][ T0] riscv-intc: 64 local interrupts mapped
[ 0.000000][ T0] plic: plic@c000000: mapped 53 interrupts with 2 handlers for 4 contexts.
[ 0.000000][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 0.000000][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xff6000005a0c6000-0xff6000005a2c6000
[ 0.000000][ T0] riscv_timer_init_dt: Registering clocksource cpuid [0] hartid [0]
[ 0.000000][ T0] clocksource: riscv_clocksource: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns
[ 0.000129][ T0] sched_clock: 64 bits at 10MHz, resolution 100ns, wraps every 4398046511100ns
[ 0.031238][ T0] Console: colour dummy device 80x25
[ 0.033657][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 0.033862][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 0.034039][ T0] ... MAX_LOCK_DEPTH: 48
[ 0.034205][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 0.035251][ T0] ... CLASSHASH_SIZE: 4096
[ 0.035436][ T0] ... MAX_LOCKDEP_ENTRIES: 131072
[ 0.035607][ T0] ... MAX_LOCKDEP_CHAINS: 262144
[ 0.035804][ T0] ... CHAINHASH_SIZE: 131072
[ 0.036019][ T0] memory used by lock dependency info: 20657 kB
[ 0.036195][ T0] memory used for stack traces: 8320 kB
[ 0.036361][ T0] per task-struct memory footprint: 1920 bytes
[ 0.043296][ T0] Calibrating delay loop (skipped), value calculated using timer frequency.. 20.00 BogoMIPS (lpj=100000)
[ 0.044088][ T0] pid_max: default: 32768 minimum: 301
[ 0.052865][ T0] LSM: Security Framework initializing
[ 0.057188][ T0] landlock: Up and running.
[ 0.057461][ T0] Yama: becoming mindful.
[ 0.062258][ T0] TOMOYO Linux initialized
[ 0.074320][ T0] AppArmor: AppArmor initialized
[ 0.085384][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[ 0.086020][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[ 0.323083][ T1] cblist_init_generic: Setting adjustable number of callback queues.
[ 0.324308][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 0.353364][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 0.361218][ T1] Running RCU-tasks wait API self tests
[ 0.532381][ T1] riscv: ELF compat mode failed
[ 0.534156][ T1] ASID allocator using 16 bits (65536 entries)
[ 0.552415][ T12] Callback from call_rcu_tasks_trace() invoked.
[ 0.559855][ T1] rcu: Hierarchical SRCU implementation.
[ 0.711186][ T1] EFI services will not be available.
[ 0.738871][ T1] smp: Bringing up secondary CPUs ...
[ 0.825201][ T11] Callback from call_rcu_tasks() invoked.
[ 0.859698][ T1] smp: Brought up 1 node, 2 CPUs
[ 0.938501][ T1] allocated 33554432 bytes of page_ext
[ 1.264908][ T1] Node 0, zone DMA32: page owner found early allocated 9281 pages
[ 1.334975][ T1] devtmpfs: initialized
[ 1.735663][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 1.737117][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, linear)
[ 2.042153][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 2.089478][ T1] audit: initializing netlink subsys (disabled)
[ 2.122292][ T26] audit: type=2000 audit(1.890:1): state=initialized audit_enabled=0 res=1
[ 2.208819][ T1] thermal_sys: Registered thermal governor 'step_wise'
[ 2.218258][ T1] cpuidle: using governor menu
[ 8.979826][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 8.980175][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 9.315966][ T1] raid6: skipped pq benchmark and selected int64x8
[ 9.316236][ T1] raid6: using intx1 recovery algorithm
[ 9.379305][ T1] iommu: Default domain type: Translated
[ 9.379630][ T1] iommu: DMA domain TLB invalidation policy: strict mode
[ 9.449755][ T1] SCSI subsystem initialized
[ 9.507867][ T1] usbcore: registered new interface driver usbfs
[ 9.522573][ T1] usbcore: registered new interface driver hub
[ 9.526865][ T1] usbcore: registered new device driver usb
[ 9.598878][ T1] EDAC MC: Ver: 3.0.0
[ 9.685497][ T1] Advanced Linux Sound Architecture Driver Initialized.
[ 9.782920][ T1] NetLabel: Initializing
[ 9.783118][ T1] NetLabel: domain hash size = 128
[ 9.783249][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 9.791266][ T1] NetLabel: unlabeled traffic allowed by default
[ 9.823857][ T1] nfc: nfc_init: NFC Core ver 0.1
[ 9.830804][ T1] NET: Registered PF_NFC protocol family
[ 9.846613][ T1] vgaarb: loaded
[ 9.889985][ T1] clocksource: Switched to clocksource riscv_clocksource
[ 9.974363][ T1] VFS: Disk quotas dquot_6.6.0
[ 9.979518][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 10.004900][ T1] FS-Cache: Loaded
[ 10.038625][ T1] CacheFiles: Loaded
[ 10.055421][ T1] TOMOYO: 2.6.0
[ 10.055707][ T1] Mandatory Access Control activated.
[ 10.143520][ T1] AppArmor: AppArmor Filesystem Enabled
[ 11.450909][ T1] NET: Registered PF_INET protocol family
[ 11.464702][ T1] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear)
[ 11.586225][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 73728 bytes, linear)
[ 11.601957][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 11.642644][ T1] TCP bind bhash tables hash table entries: 16384 (order: 8, 1310720 bytes, linear)
[ 11.675387][ T1] TCP: Hash tables configured (established 16384 bind 16384)
[ 11.701676][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, linear)
[ 11.712473][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, linear)
[ 11.720659][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, linear)
[ 11.742073][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 11.744436][ T1] NET: Registered PF_XDP protocol family
[ 11.745969][ T1] PCI: CLS 0 bytes, default 64
[ 11.876564][ T1] kvm [1]: hypervisor extension not available
[ 12.555505][ T1] Initialise system trusted keyrings
[ 12.613212][ T1] workingset: timestamp_bits=44 max_order=19 bucket_order=0
[ 14.051836][ T1] zbud: loaded
[ 14.431125][ T1] DLM installed
[ 14.880881][ T1] fuse: init (API version 7.36)
[ 15.239802][ T1] NET: Registered PF_ALG protocol family
[ 15.243592][ T1] xor: measuring software checksum speed
[ 15.454158][ T1] 8regs : 49 MB/sec
[ 15.655353][ T1] 8regs_prefetch : 51 MB/sec
[ 15.826079][ T1] 32regs : 59 MB/sec
[ 16.073256][ T1] 32regs_prefetch : 45 MB/sec
[ 16.073781][ T1] xor: using function: 32regs (59 MB/sec)
[ 16.076820][ T1] async_tx: api initialized (async)
[ 16.078151][ T1] Key type asymmetric registered
[ 16.080799][ T1] Asymmetric key parser 'x509' registered
[ 16.081257][ T1] Asymmetric key parser 'pkcs8' registered
[ 16.081553][ T1] Key type pkcs7_test registered
[ 16.254238][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed
[ 16.275345][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[ 16.315771][ T1] io scheduler mq-deadline registered
[ 16.316212][ T1] io scheduler kyber registered
[ 16.341795][ T1] io scheduler bfq registered
[ 17.191376][ T1] pci-host-generic 30000000.pci: host bridge /soc/pci@30000000 ranges:
[ 17.195557][ T1] pci-host-generic 30000000.pci: IO 0x0003000000..0x000300ffff -> 0x0000000000
[ 17.207762][ T1] pci-host-generic 30000000.pci: MEM 0x0040000000..0x007fffffff -> 0x0040000000
[ 19.625559][ T1] pci-host-generic 30000000.pci: ECAM at [mem 0x30000000-0x3fffffff] for [bus 00-ff]
[ 19.660922][ T1] pci-host-generic 30000000.pci: PCI host bridge to bus 0000:00
[ 19.662563][ T1] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 19.663417][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
[ 19.664041][ T1] pci_bus 0000:00: root bus resource [mem 0x40000000-0x7fffffff]
[ 19.673420][ T1] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000
[ 19.745891][ T1] pci 0000:00:01.0: [1af4:1005] type 00 class 0x00ff00
[ 19.748285][ T1] pci 0000:00:01.0: reg 0x10: [io 0x0000-0x001f]
[ 19.754076][ T1] pci 0000:00:01.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref]
[ 19.804487][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000
[ 19.805790][ T1] pci 0000:00:02.0: reg 0x10: [io 0x0000-0x001f]
[ 19.806480][ T1] pci 0000:00:02.0: reg 0x14: [mem 0x00000000-0x00000fff]
[ 19.807927][ T1] pci 0000:00:02.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref]
[ 19.830879][ T1] pci 0000:00:02.0: reg 0x30: [mem 0x00000000-0x0003ffff pref]
[ 19.925475][ T1] pci 0000:00:02.0: BAR 6: assigned [mem 0x40000000-0x4003ffff pref]
[ 19.927092][ T1] pci 0000:00:01.0: BAR 4: assigned [mem 0x40040000-0x40043fff 64bit pref]
[ 19.942288][ T1] pci 0000:00:02.0: BAR 4: assigned [mem 0x40044000-0x40047fff 64bit pref]
[ 19.943603][ T1] pci 0000:00:02.0: BAR 1: assigned [mem 0x40048000-0x40048fff]
[ 19.944244][ T1] pci 0000:00:01.0: BAR 0: assigned [io 0x0000-0x001f]
[ 19.944896][ T1] pci 0000:00:02.0: BAR 0: assigned [io 0x0020-0x003f]
[ 20.274910][ T1] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003)
[ 20.366221][ T1] virtio-pci 0000:00:02.0: enabling device (0000 -> 0003)
[ 35.055181][ T1] N_HDLC line discipline registered with maxframe=4096
[ 35.057248][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 35.716911][ T1] printk: console [ttyS0] disabled
[ 35.745021][ T1] 10000000.uart: ttyS0 at MMIO 0x10000000 (irq = 4, base_baud = 230400) is a 16550A
[ 35.792617][ T657] printk: console [ttyS0] printing thread started
[ 35.802453][ T1] printk: console [ttyS0] enabled
[ 915.592855][ T27] INFO: task swapper/0:1 blocked for more than 450 seconds.
[ 915.596976][ T27] Not tainted 5.19.0-rc1-syzkaller-00001-g88bd24d73d5b #0
[ 915.603360][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 915.603929][ T27] task:swapper/0 state:D stack: 0 pid: 1 ppid: 0 flags:0x00000000
[ 915.605981][ T27] Call Trace:
[ 915.606766][ T27] [<ffffffff83284868>] schedule+0x74/0x120
[ 915.610476][ T27] [<ffffffff83284fda>] schedule_preempt_disabled+0x16/0x28
[ 915.611540][ T27] [<ffffffff83287304>] __mutex_lock+0x520/0xb3c
[ 915.612420][ T27] [<ffffffff83287934>] mutex_lock_nested+0x14/0x1c
[ 915.613264][ T27] [<ffffffff80e4f890>] add_early_randomness+0x2c/0x162
[ 915.614185][ T27] [<ffffffff80e4fea2>] hwrng_register+0x2d0/0x380
[ 915.615061][ T27] [<ffffffff80e5036e>] virtrng_scan+0x2c/0x6c
[ 915.615894][ T27] [<ffffffff80d84cc2>] virtio_dev_probe+0x48e/0x742
[ 915.616819][ T27] [<ffffffff8144a9a8>] really_probe+0x194/0x7c0
[ 915.617820][ T27] [<ffffffff8144b21e>] __driver_probe_device+0x24a/0x2d4
[ 915.619948][ T27] [<ffffffff8144b308>] driver_probe_device+0x60/0x1a4
[ 915.620910][ T27] [<ffffffff8144c2f6>] __driver_attach+0x178/0x368
[ 915.621838][ T27] [<ffffffff81445e0e>] bus_for_each_dev+0x122/0x194
[ 915.622695][ T27] [<ffffffff81449bfa>] driver_attach+0x32/0x3c
[ 915.623579][ T27] [<ffffffff814490c6>] bus_add_driver+0x2cc/0x432
[ 915.624415][ T27] [<ffffffff8144d566>] driver_register+0x144/0x28a
[ 915.625361][ T27] [<ffffffff80d83ff8>] register_virtio_driver+0x5e/0x8c
[ 915.627261][ T27] [<ffffffff8345612a>] virtio_rng_driver_init+0x20/0x28
[ 915.628361][ T27] [<ffffffff80003274>] do_one_initcall+0x13c/0x7f0
[ 915.630598][ T27] [<ffffffff83402062>] kernel_init_freeable+0x510/0x5b4
[ 915.631789][ T27] [<ffffffff8328069e>] kernel_init+0x28/0x21c
[ 915.632710][ T27] [<ffffffff80005c08>] ret_from_exception+0x0/0x10
[ 915.634102][ T27]
[ 915.634102][ T27] Showing all locks held in the system:
[ 915.635295][ T27] 2 locks held by swapper/0/1:
[ 915.636079][ T27] #0: ff6000000eac0170 (&dev->mutex){....}-{3:3}, at: __driver_attach+0x170/0x368
[ 915.639948][ T27] #1: ffffffff85071828 (reading_mutex){+.+.}-{3:3}, at: add_early_randomness+0x2c/0x162
[ 915.642417][ T27] 1 lock held by khungtaskd/27:
[ 915.643209][ T27] #0: ffffffff84d7a080 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x40/0x1e2
[ 915.645367][ T27] 2 locks held by kworker/u4:5/50:
[ 915.646109][ T27] #0: ff60000007e29138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x512/0xfc8
[ 915.651307][ T27] #1: ff20000000597cf0 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_one_work+0x512/0xfc8
[ 915.654121][ T27] 1 lock held by hwrng/670:
[ 915.654776][ T27] #0: ffffffff85071828 (reading_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0xda/0x2a2
[ 915.656865][ T27]
[ 915.657356][ T27] =============================================
[ 915.657356][ T27]
[ 915.658789][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 915.660486][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.19.0-rc1-syzkaller-00001-g88bd24d73d5b #0
[ 915.661622][ T27] Hardware name: riscv-virtio,qemu (DT)
[ 915.662313][ T27] Call Trace:
[ 915.662842][ T27] [<ffffffff8000b40e>] dump_backtrace+0x2e/0x3c
[ 915.663781][ T27] [<ffffffff83241e0c>] show_stack+0x34/0x40
[ 915.664592][ T27] [<ffffffff83250e66>] dump_stack_lvl+0xe4/0x150
[ 915.665390][ T27] [<ffffffff83250eee>] dump_stack+0x1c/0x24
[ 915.666153][ T27] [<ffffffff832425cc>] panic+0x278/0x664
[ 915.666940][ T27] [<ffffffff8021ac42>] touch_softlockup_watchdog+0x0/0x7a
[ 915.667892][ T27] [<ffffffff800b10b2>] kthread+0x19e/0x1fa
[ 915.668960][ T27] [<ffffffff80005c08>] ret_from_exception+0x0/0x10
[ 915.670723][ T27] SMP: stopping secondary CPUs
[ 915.673024][ T27] Rebooting in 86400 seconds..