failed to run ["ssh" "-p" "22590" "-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 22590 timed out [ 0.000000][ T0] Booting Linux on physical CPU 0x0000000000 [0x411fd070] [ 0.000000][ T0] Linux version 5.19.0-rc1-syzkaller (syzkaller@syzkaller) (aarch64-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] Machine model: linux,dummy-virt [ 0.000000][ T0] efi: UEFI not found. [ 0.000000][ T0] NUMA: No NUMA configuration found [ 0.000000][ T0] NUMA: Faking a node at [mem 0x0000000040000000-0x00000000bfffffff] [ 0.000000][ T0] NUMA: NODE_DATA [mem 0xbfc13d00-0xbfc16fff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000040000000-0x00000000bfffffff] [ 0.000000][ T0] DMA32 empty [ 0.000000][ T0] Normal empty [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000040000000-0x00000000bfffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000040000000-0x00000000bfffffff] [ 0.000000][ T0] cma: Reserved 32 MiB at 0x00000000bba00000 [ 0.000000][ T0] kasan: KernelAddressSanitizer initialized (generic) [ 0.000000][ T0] psci: probing for conduit method from DT. [ 0.000000][ T0] psci: PSCIv0.2 detected in firmware. [ 0.000000][ T0] psci: Using standard PSCI v0.2 function IDs [ 0.000000][ T0] psci: Trusted OS migration not required [ 0.000000][ T0] percpu: Embedded 31 pages/cpu s87304 r8192 d31480 u126976 [ 0.000000][ T0] Detected PIPT I-cache on CPU0 [ 0.000000][ T0] CPU features: detected: Spectre-v2 [ 0.000000][ T0] CPU features: detected: Spectre-v4 [ 0.000000][ T0] CPU features: detected: Spectre-BHB [ 0.000000][ T0] CPU features: detected: ARM erratum 834220 [ 0.000000][ T0] CPU features: detected: ARM erratum 832075 [ 0.000000][ T0] CPU features: detected: ARM errata 1165522, 1319367, or 1530923 [ 0.000000][ T0] Fallback order for Node 0: 0 [ 0.000000][ T0] Built 1 zonelists, mobility grouping on. Total pages: 516096 [ 0.000000][ T0] Policy zone: DMA [ 0.000000][ T0] Kernel command line: root=/dev/vda console=ttyAMA0 [ 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] Memory: 1582712K/2097152K available (74304K kernel code, 22072K rwdata, 19856K rodata, 1984K init, 32253K bss, 481672K reserved, 32768K 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] 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] Root IRQ handler: gic_handle_irq [ 0.000000][ T0] GIC: Using split EOI/Deactivate mode [ 0.000000][ T0] GICv2m: range[mem 0x08020000-0x08020fff], SPI[80:143] [ 0.000000][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.000000][ T0] arch_timer: cp15 timer(s) running at 62.50MHz (phys). [ 0.000000][ T0] clocksource: arch_sys_counter: mask: 0x1ffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns [ 0.000201][ T0] sched_clock: 57 bits at 63MHz, resolution 16ns, wraps every 4398046511096ns [ 0.032447][ T0] Console: colour dummy device 80x25 [ 0.034562][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.034734][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.034828][ T0] ... MAX_LOCK_DEPTH: 48 [ 0.034915][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 0.034996][ T0] ... CLASSHASH_SIZE: 4096 [ 0.035076][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 0.035180][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 0.035260][ T0] ... CHAINHASH_SIZE: 131072 [ 0.035344][ T0] memory used by lock dependency info: 20657 kB [ 0.035430][ T0] memory used for stack traces: 8320 kB [ 0.035515][ T0] per task-struct memory footprint: 1920 bytes [ 0.043548][ T0] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=625000) [ 0.044162][ T0] pid_max: default: 32768 minimum: 301 [ 0.050292][ T0] LSM: Security Framework initializing [ 0.053004][ T0] landlock: Up and running. [ 0.053168][ T0] Yama: becoming mindful. [ 0.056993][ T0] TOMOYO Linux initialized [ 0.059076][ T0] SELinux: Initializing. [ 0.072366][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.072702][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.322865][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 0.323993][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 0.331538][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 0.339558][ T1] Running RCU-tasks wait API self tests [ 0.525584][ T1] rcu: Hierarchical SRCU implementation. [ 0.534869][ T11] Callback from call_rcu_tasks_trace() invoked. [ 0.639172][ T1] EFI services will not be available. [ 0.661893][ T1] smp: Bringing up secondary CPUs ... [ 0.722469][ T0] Detected PIPT I-cache on CPU1 [ 0.725826][ T0] CPU1: Booted secondary processor 0x0000000001 [0x411fd070] [ 0.753265][ T1] smp: Brought up 1 node, 2 CPUs [ 0.753451][ T1] SMP: Total of 2 processors activated. [ 0.753601][ T1] CPU features: detected: 32-bit EL0 Support [ 0.753671][ T1] CPU features: detected: 32-bit EL1 Support [ 0.753816][ T1] CPU features: detected: CRC32 instructions [ 0.799657][ T1] CPU: All CPU(s) started at EL2 [ 0.805795][ T15] alternatives: patching kernel code [ 0.822615][ T10] Callback from call_rcu_tasks() invoked. [ 0.940086][ T1] devtmpfs: initialized [ 1.501457][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.502117][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 1.763617][ T1] DMI not present or invalid. [ 1.812798][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.930855][ T1] DMA: preallocated 256 KiB GFP_KERNEL pool for atomic allocations [ 1.941934][ T1] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations [ 1.957552][ T1] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations [ 1.961852][ T1] audit: initializing netlink subsys (disabled) [ 1.982919][ T25] audit: type=2000 audit(1.790:1): state=initialized audit_enabled=0 res=1 [ 2.053474][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.053755][ T1] thermal_sys: Registered thermal governor 'power_allocator' [ 2.059535][ T1] cpuidle: using governor menu [ 2.065494][ T1] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers. [ 2.070619][ T1] ASID allocator initialised with 65536 entries [ 2.071402][ T1] HugeTLB: can optimize 4095 vmemmap pages for hugepages-1048576kB [ 2.071620][ T1] HugeTLB: can optimize 127 vmemmap pages for hugepages-32768kB [ 2.071677][ T1] HugeTLB: can optimize 7 vmemmap pages for hugepages-2048kB [ 2.071750][ T1] HugeTLB: can optimize 0 vmemmap pages for hugepages-64kB [ 2.081256][ T1] Serial: AMBA PL011 UART driver [ 2.421149][ T1] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 14, base_baud = 0) is a PL011 rev1 [ 2.435482][ T27] printk: console [ttyAMA0] printing thread started [ 2.435729][ T1] printk: console [ttyAMA0] enabled [ 4.777913][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 4.778200][ T1] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages [ 4.778234][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 4.778262][ T1] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages [ 5.117074][ T1] raid6: neonx8 gen() 727 MB/s [ 5.299320][ T1] raid6: neonx4 gen() 617 MB/s [ 5.483314][ T1] raid6: neonx2 gen() 525 MB/s [ 5.669722][ T1] raid6: neonx1 gen() 454 MB/s [ 5.850925][ T1] raid6: int64x8 gen() 328 MB/s [ 6.034652][ T1] raid6: int64x4 gen() 593 MB/s [ 6.221171][ T1] raid6: int64x2 gen() 509 MB/s [ 6.403607][ T1] raid6: int64x1 gen() 406 MB/s [ 6.403872][ T1] raid6: using algorithm neonx8 gen() 727 MB/s [ 6.593903][ T1] raid6: .... xor() 271 MB/s, rmw enabled [ 6.594306][ T1] raid6: using neon recovery algorithm [ 6.617341][ T1] ACPI: Interpreter disabled. [ 6.641646][ T1] iommu: Default domain type: Translated [ 6.641782][ T1] iommu: DMA domain TLB invalidation policy: strict mode [ 6.693039][ T1] SCSI subsystem initialized [ 6.731091][ T1] usbcore: registered new interface driver usbfs [ 6.734677][ T1] usbcore: registered new interface driver hub [ 6.738992][ T1] usbcore: registered new device driver usb [ 6.775058][ T1] pps_core: LinuxPPS API ver. 1 registered [ 6.775185][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.776946][ T1] PTP clock support registered [ 6.789469][ T1] EDAC MC: Ver: 3.0.0 [ 6.884147][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 6.967984][ T1] NetLabel: Initializing [ 6.968108][ T1] NetLabel: domain hash size = 128 [ 6.968167][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 6.975417][ T1] NetLabel: unlabeled traffic allowed by default [ 7.002644][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 7.010035][ T1] NET: Registered PF_NFC protocol family [ 7.021926][ T1] vgaarb: loaded [ 7.035476][ T1] clocksource: Switched to clocksource arch_sys_counter [ 7.092813][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.098781][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.115749][ T1] FS-Cache: Loaded [ 7.140922][ T1] CacheFiles: Loaded [ 7.156389][ T1] TOMOYO: 2.6.0 [ 7.156743][ T1] Mandatory Access Control activated. [ 7.163038][ T1] pnp: PnP ACPI: disabled [ 7.833560][ T1] NET: Registered PF_INET protocol family [ 7.851452][ T1] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 7.911302][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 73728 bytes, linear) [ 7.923336][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 7.942099][ T1] TCP bind bhash tables hash table entries: 16384 (order: 8, 1310720 bytes, linear) [ 7.960999][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 7.977833][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, linear) [ 7.983112][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 7.988604][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 8.005291][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 8.007010][ T1] NET: Registered PF_XDP protocol family [ 8.007768][ T1] PCI: CLS 0 bytes, default 64 [ 8.106272][ T1] hw perfevents: enabled with armv8_pmuv3 PMU driver, 5 counters available [ 8.138705][ T1] kvm [1]: Guests without required CPU erratum workarounds can deadlock system! [ 8.138705][ T1] Only trusted guests should be used on this system. [ 8.138982][ T1] kvm [1]: IPA Size Limit: 44 bits [ 8.655142][ T1] kvm [1]: vgic interrupt IRQ9 [ 8.668070][ T1] kvm [1]: Hyp mode initialized successfully [ 8.919744][ T1] Initialise system trusted keyrings [ 8.948373][ T1] workingset: timestamp_bits=42 max_order=19 bucket_order=0 [ 9.838263][ T1] zbud: loaded [ 10.028502][ T1] DLM installed [ 10.308682][ T1] fuse: init (API version 7.36) [ 10.509552][ T1] NET: Registered PF_ALG protocol family [ 10.512195][ T1] xor: measuring software checksum speed [ 10.537490][ T1] 8regs : 445 MB/sec [ 10.561576][ T1] 32regs : 496 MB/sec [ 10.615781][ T1] arm64_neon : 186 MB/sec [ 10.616067][ T1] xor: using function: 32regs (496 MB/sec) [ 10.617693][ T1] async_tx: api initialized (async) [ 10.618465][ T1] Key type asymmetric registered [ 10.618970][ T1] Asymmetric key parser 'x509' registered [ 10.619191][ T1] Asymmetric key parser 'pkcs8' registered [ 10.619297][ T1] Key type pkcs7_test registered [ 10.730543][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 10.746387][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 242) [ 10.759361][ T1] io scheduler mq-deadline registered [ 10.759670][ T1] io scheduler kyber registered [ 10.779673][ T1] io scheduler bfq registered [ 11.070642][ T1] pl061_gpio 9030000.pl061: PL061 GPIO chip registered [ 11.253157][ T1] pci-host-generic 4010000000.pcie: host bridge /pcie@10000000 ranges: [ 11.265579][ T1] pci-host-generic 4010000000.pcie: IO 0x003eff0000..0x003effffff -> 0x0000000000 [ 11.268578][ T1] pci-host-generic 4010000000.pcie: MEM 0x0010000000..0x003efeffff -> 0x0010000000 [ 11.269233][ T1] pci-host-generic 4010000000.pcie: MEM 0x8000000000..0xffffffffff -> 0x8000000000 [ 11.271265][ T1] pci-host-generic 4010000000.pcie: Memory resource size exceeds max for 32 bits [ 12.516613][ T1] pci-host-generic 4010000000.pcie: ECAM at [mem 0x4010000000-0x401fffffff] for [bus 00-ff] [ 12.528519][ T1] pci-host-generic 4010000000.pcie: PCI host bridge to bus 0000:00 [ 12.529578][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 12.529835][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 12.530027][ T1] pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff] [ 12.530417][ T1] pci_bus 0000:00: root bus resource [mem 0x8000000000-0xffffffffff] [ 12.537043][ T1] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 [ 12.567558][ T1] pci 0000:00:01.0: [1af4:1005] type 00 class 0x00ff00 [ 12.568797][ T1] pci 0000:00:01.0: reg 0x10: [io 0x0000-0x001f] [ 12.569605][ T1] pci 0000:00:01.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 12.589682][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000 [ 12.590131][ T1] pci 0000:00:02.0: reg 0x10: [io 0x0000-0x001f] [ 12.590275][ T1] pci 0000:00:02.0: reg 0x14: [mem 0x00000000-0x00000fff] [ 12.590660][ T1] pci 0000:00:02.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 12.590830][ T1] pci 0000:00:02.0: reg 0x30: [mem 0x00000000-0x0003ffff pref] [ 12.609009][ T1] pci 0000:00:03.0: [1af4:1001] type 00 class 0x010000 [ 12.609380][ T1] pci 0000:00:03.0: reg 0x10: [io 0x0000-0x007f] [ 12.609517][ T1] pci 0000:00:03.0: reg 0x14: [mem 0x00000000-0x00000fff] [ 12.609961][ T1] pci 0000:00:03.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 12.640977][ T1] pci 0000:00:02.0: BAR 6: assigned [mem 0x10000000-0x1003ffff pref] [ 12.641660][ T1] pci 0000:00:01.0: BAR 4: assigned [mem 0x8000000000-0x8000003fff 64bit pref] [ 12.642028][ T1] pci 0000:00:02.0: BAR 4: assigned [mem 0x8000004000-0x8000007fff 64bit pref] [ 12.642310][ T1] pci 0000:00:03.0: BAR 4: assigned [mem 0x8000008000-0x800000bfff 64bit pref] [ 12.642623][ T1] pci 0000:00:02.0: BAR 1: assigned [mem 0x10040000-0x10040fff] [ 12.642754][ T1] pci 0000:00:03.0: BAR 1: assigned [mem 0x10041000-0x10041fff] [ 12.642857][ T1] pci 0000:00:03.0: BAR 0: assigned [io 0x1000-0x107f] [ 12.642966][ T1] pci 0000:00:01.0: BAR 0: assigned [io 0x1080-0x109f] [ 12.643058][ T1] pci 0000:00:02.0: BAR 0: assigned [io 0x10a0-0x10bf] [ 12.679340][ T1] IPMI message handler: version 39.2 [ 12.696600][ T1] ipmi device interface [ 12.732037][ T1] ipmi_si: IPMI System Interface driver [ 12.798522][ T1] ipmi_si: Unable to find any System Interface(s) [ 12.878175][ T1] EINJ: ACPI disabled. [ 13.398053][ T1] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003) [ 13.461400][ T1] virtio-pci 0000:00:02.0: enabling device (0000 -> 0003) [ 13.528855][ T1] virtio-pci 0000:00:03.0: enabling device (0000 -> 0003) [ 22.832948][ T1] N_HDLC line discipline registered with maxframe=4096 [ 22.839014][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 914.997056][ T28] INFO: task swapper/0:1 blocked for more than 450 seconds. [ 915.001460][ T28] Not tainted 5.19.0-rc1-syzkaller #0 [ 915.002162][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 915.003046][ T28] task:swapper/0 state:D stack: 0 pid: 1 ppid: 0 flags:0x00000008 [ 915.006190][ T28] Call trace: [ 915.006788][ T28] __switch_to+0x1d0/0x330 [ 915.007301][ T28] __schedule+0x834/0x1c80 [ 915.007641][ T28] schedule+0xb8/0x1c4 [ 915.007975][ T28] schedule_preempt_disabled+0x18/0x30 [ 915.008400][ T28] __mutex_lock+0x400/0x83c [ 915.008794][ T28] mutex_lock_nested+0x78/0x100 [ 915.009161][ T28] add_early_randomness+0x38/0x150 [ 915.009552][ T28] hwrng_register+0x2f8/0x3c0 [ 915.009902][ T28] virtrng_scan+0x38/0x90 [ 915.010265][ T28] virtio_dev_probe+0x448/0x760 [ 915.010648][ T28] really_probe+0x16c/0x9ec [ 915.011022][ T28] __driver_probe_device+0x260/0x3d0 [ 915.011464][ T28] driver_probe_device+0x5c/0x150 [ 915.011836][ T28] __driver_attach+0x1a4/0x440 [ 915.012206][ T28] bus_for_each_dev+0x108/0x1a0 [ 915.012597][ T28] driver_attach+0x40/0x5c [ 915.012997][ T28] bus_add_driver+0x324/0x540 [ 915.013363][ T28] driver_register+0x184/0x410 [ 915.013729][ T28] register_virtio_driver+0x6c/0xc0 [ 915.015465][ T28] virtio_rng_driver_init+0x18/0x24 [ 915.016001][ T28] do_one_initcall+0x128/0x950 [ 915.016481][ T28] kernel_init_freeable+0x71c/0x7a0 [ 915.016898][ T28] kernel_init+0x28/0x140 [ 915.017251][ T28] ret_from_fork+0x10/0x20 [ 915.018240][ T28] [ 915.018240][ T28] Showing all locks held in the system: [ 915.019043][ T28] 2 locks held by swapper/0/1: [ 915.019486][ T28] #0: ffff00000ec76170 (&dev->mutex){....}-{3:3}, at: __driver_attach+0x198/0x440 [ 915.022230][ T28] #1: ffff80000e597f48 (reading_mutex){+.+.}-{3:3}, at: add_early_randomness+0x38/0x150 [ 915.026385][ T28] 1 lock held by khungtaskd/28: [ 915.026718][ T28] #0: ffff80000e037b40 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x74/0x25c [ 915.028234][ T28] 1 lock held by hwrng/707: [ 915.028603][ T28] #0: ffff80000e597f48 (reading_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0xe0/0x28c [ 915.031007][ T28] [ 915.031347][ T28] ============================================= [ 915.031347][ T28] [ 915.032209][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 915.033104][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.19.0-rc1-syzkaller #0 [ 915.033539][ T28] Hardware name: linux,dummy-virt (DT) [ 915.033984][ T28] Call trace: [ 915.034567][ T28] dump_backtrace+0x1e0/0x270 [ 915.034921][ T28] show_stack+0x18/0x70 [ 915.035251][ T28] dump_stack_lvl+0x9c/0xd8 [ 915.035577][ T28] dump_stack+0x1c/0x38 [ 915.035875][ T28] panic+0x2ec/0x58c [ 915.036177][ T28] watchdog+0x484/0xd50 [ 915.036517][ T28] kthread+0x234/0x2a0 [ 915.037755][ T28] ret_from_fork+0x10/0x20 [ 915.039643][ T28] SMP: stopping secondary CPUs [ 915.041540][ T28] Kernel Offset: disabled [ 915.041938][ T28] CPU features: 0x880,00046810,00001086 [ 915.042713][ T28] Memory Limit: none [ 915.043890][ T28] Rebooting in 86400 seconds..