failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.11" "pwd"]: exit status 255 ssh: connect to host 10.128.1.11 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci2-upstream-usb-test-0 port 1 (session ID: 12ca4bc62f5928b5ea14210afee5c1198556b0d45a05095b8a9950ba81d298d9, active connections: 1). SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID bb89deee-1d52-d315-0161-22a9c4984160 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2700: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version 5.19.0-rc1-syzkaller-00039-g0dde9a46a2cf (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] signal: max sigframe size: 1776 [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 0.000000][ T0] Malformed early option 'numa' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000009][ T0] kvm-clock: using sched offset of 2714314877 cycles [ 0.000844][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003398][ T0] tsc: Detected 2200.154 MHz processor [ 0.008460][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009420][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010470][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017582][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.018601][ T0] Using GB pages for direct mapping [ 0.021363][ T0] ACPI: Early table checksum verification disabled [ 0.022419][ T0] ACPI: RSDP 0x00000000000F2740 000014 (v00 Google) [ 0.023295][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024568][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026090][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027846][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.028750][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.029521][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031044][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032322][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033837][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035241][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.036341][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.037442][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.038654][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.039861][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.041063][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.042196][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.043380][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.045032][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.045836][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.046858][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.048042][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.049172][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.050276][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.052007][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.053920][ T0] NODE_DATA(0) allocated [mem 0x23fffa000-0x23fffdfff] [ 0.117687][ T0] Zone ranges: [ 0.118397][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.119524][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.120543][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.121570][ T0] Movable zone start for each node [ 0.122376][ T0] Early memory node ranges [ 0.123155][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.124275][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.125923][ T0] node 0: [mem 0x0000000100000000-0x000000023fffffff] [ 0.127133][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000023fffffff] [ 0.128191][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.128334][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.193428][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.706431][ T0] kasan: KernelAddressSanitizer initialized [ 0.708912][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.709650][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.710681][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.711851][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.712838][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.714056][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.715263][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.716394][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.717361][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.718282][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.719425][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.720762][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.721856][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.722983][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.724189][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.725338][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.726519][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.727633][ T0] Booting paravirtualized kernel on KVM [ 0.728444][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.769442][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.772132][ T0] percpu: Embedded 67 pages/cpu s233632 r8192 d32608 u1048576 [ 0.773304][ T0] kvm-guest: PV spinlocks enabled [ 0.774025][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.775399][ T0] Fallback order for Node 0: 0 [ 0.776082][ T0] Built 1 zonelists, mobility grouping on. Total pages: 2064125 [ 0.777093][ T0] Policy zone: Normal [ 0.777609][ T0] Kernel command line: 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 root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 dummy_hcd.num=8 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.793575][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.800093][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.803550][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.805239][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.806357][ T0] Stack Depot early init allocating hash table with memblock_alloc, 8388608 bytes [ 1.774813][ T0] Memory: 6921704K/8388204K available (83983K kernel code, 22385K rwdata, 18964K rodata, 2200K init, 32464K bss, 1466244K reserved, 0K cma-reserved) [ 1.777386][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 1.785434][ T0] Dynamic Preempt: voluntary [ 1.787441][ T0] Running RCU self tests [ 1.788045][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.789211][ T0] rcu: RCU lockdep checking is enabled. [ 1.790130][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.791221][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.792230][ T0] rcu: RCU debug extended QS entry/exit. [ 1.793120][ T0] All grace periods are expedited (rcu_expedited). [ 1.794141][ T0] Trampoline variant of Tasks RCU enabled. [ 1.795029][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.796370][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.816466][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.818278][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.819631][ T0] random: crng init done [ 1.821427][ T0] Console: colour VGA+ 80x25 [ 1.822235][ T0] printk: console [ttyS0] enabled [ 1.822235][ T0] printk: console [ttyS0] enabled [ 1.824286][ T0] printk: bootconsole [earlyser0] disabled [ 1.824286][ T0] printk: bootconsole [earlyser0] disabled [ 1.826900][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.829006][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.829856][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.830715][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.831635][ T0] ... CLASSHASH_SIZE: 4096 [ 1.832370][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.833230][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.834337][ T0] ... CHAINHASH_SIZE: 131072 [ 1.835508][ T0] memory used by lock dependency info: 20657 kB [ 1.836479][ T0] memory used for stack traces: 8320 kB [ 1.837511][ T0] per task-struct memory footprint: 1920 bytes [ 1.838526][ T0] ACPI: Core revision 20220331 [ 1.840042][ T0] APIC: Switch to symmetric I/O mode setup [ 1.845897][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.847553][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6c45b8f7, max_idle_ns: 440795205637 ns [ 1.850252][ T0] Calibrating delay loop (skipped) preset value.. 4400.30 BogoMIPS (lpj=22001540) [ 1.852287][ T0] pid_max: default: 32768 minimum: 301 [ 1.853830][ T0] LSM: Security Framework initializing [ 1.855169][ T0] landlock: Up and running. [ 1.855924][ T0] Yama: becoming mindful. [ 1.857001][ T0] TOMOYO Linux initialized [ 1.858112][ T0] AppArmor: AppArmor initialized [ 1.860251][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 1.861969][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 1.866360][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.867634][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.868683][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.870300][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available! [ 1.870308][ T0] Spectre V2 : Vulnerable [ 1.872208][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.873870][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 1.875693][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.877197][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.878543][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.880249][ T0] TAA: Mitigation: Clear CPU buffers [ 1.881186][ T0] MDS: Mitigation: Clear CPU buffers [ 1.883665][ T0] Freeing SMP alternatives memory: 60K [ 2.006198][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.009770][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 2.010220][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 2.010220][ T1] Running RCU-tasks wait API self tests [ 2.010220][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.010340][ T1] rcu: Hierarchical SRCU implementation. [ 2.010473][ T14] printk: console [ttyS0] printing thread started [ 2.015029][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.015584][ T1] smp: Bringing up secondary CPUs ... [ 2.016848][ T1] x86: Booting SMP configuration: [ 2.016853][ T1] .... node #0, CPUs: #1 [ 2.017970][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.017970][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.017970][ T1] smp: Brought up 1 node, 2 CPUs [ 2.017970][ T1] smpboot: Max logical packages: 1 [ 2.017970][ T1] smpboot: Total of 2 processors activated (8800.61 BogoMIPS) [ 2.087441][ T1] allocated 134217728 bytes of page_ext [ 2.087722][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.101367][ T1] Node 0, zone DMA32: page owner found early allocated 15 pages [ 2.127418][ T1] Node 0, zone Normal: page owner found early allocated 33976 pages [ 2.128026][ T1] devtmpfs: initialized [ 2.144592][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.144592][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 2.151772][ T1] PM: RTC time: 17:09:06, date: 2022-06-13 [ 2.152974][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.157625][ T1] audit: initializing netlink subsys (disabled) [ 2.158285][ T26] audit: type=2000 audit(1655140146.619:1): state=initialized audit_enabled=0 res=1 [ 2.161188][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.161200][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.161508][ T1] cpuidle: using governor menu [ 2.167518][ T1] PCI: Using configuration type 1 for base access [ 2.228073][ T11] Callback from call_rcu_tasks() invoked. [ 2.340487][ T1] HugeTLB: can optimize 7 vmemmap pages for hugepages-2048kB [ 2.340544][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.391493][ T1] ACPI: Added _OSI(Module Device) [ 2.391511][ T1] ACPI: Added _OSI(Processor Device) [ 2.391522][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.391533][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.391558][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.391580][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.391601][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.501247][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.945155][ T1] ACPI: Interpreter enabled [ 3.945155][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.945155][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.945155][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.945155][ T1] PCI: Using E820 reservations for host bridge windows [ 3.945155][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.028531][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.028584][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.028600][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 4.028937][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.036589][ T1] PCI host bridge to bus 0000:00 [ 4.036612][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.036640][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.036666][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.036698][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 4.036731][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.037174][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.042093][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.069902][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.091342][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.094239][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.101524][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.107837][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 4.128430][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.135084][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.140282][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 4.160820][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 4.170055][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 4.193358][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.195204][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 4.202599][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 4.207501][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 4.226473][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 4.234630][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 4.240244][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 4.268693][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.272331][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.275188][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.278128][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.279759][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.288847][ T1] iommu: Default domain type: Translated [ 4.288847][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.292457][ T1] SCSI subsystem initialized [ 4.292751][ T1] ACPI: bus type USB registered [ 4.292751][ T1] usbcore: registered new interface driver usbfs [ 4.292751][ T1] usbcore: registered new interface driver hub [ 4.292751][ T1] usbcore: registered new device driver usb [ 4.292751][ T1] mc: Linux media interface: v0.10 [ 4.292792][ T1] videodev: Linux video capture interface: v2.00 [ 4.293230][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.293236][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.293290][ T1] PTP clock support registered [ 4.293717][ T1] EDAC MC: Ver: 3.0.0 [ 4.293717][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.302104][ T1] Bluetooth: Core ver 2.22 [ 4.302292][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.302300][ T1] Bluetooth: HCI device and connection manager initialized [ 4.302382][ T1] Bluetooth: HCI socket layer initialized [ 4.302404][ T1] Bluetooth: L2CAP socket layer initialized [ 4.302505][ T1] NET: Registered PF_ATMPVC protocol family [ 4.302514][ T1] NET: Registered PF_ATMSVC protocol family [ 4.302793][ T1] NetLabel: Initializing [ 4.302798][ T1] NetLabel: domain hash size = 128 [ 4.302805][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.303193][ T1] NetLabel: unlabeled traffic allowed by default [ 4.310222][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.310222][ T1] NET: Registered PF_NFC protocol family [ 4.310222][ T1] PCI: Using ACPI for IRQ routing [ 4.310222][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.310222][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.310222][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.310222][ T1] vgaarb: loaded [ 4.313298][ T1] clocksource: Switched to clocksource kvm-clock [ 4.332544][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.332712][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.334292][ T1] TOMOYO: 2.6.0 [ 4.334299][ T1] Mandatory Access Control activated. [ 4.337684][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.338274][ T1] pnp: PnP ACPI init [ 4.364050][ T1] pnp: PnP ACPI: found 7 devices [ 4.405469][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.406376][ T1] NET: Registered PF_INET protocol family [ 4.407948][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 4.422653][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, linear) [ 4.423509][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 4.435038][ T1] TCP bind bhash tables hash table entries: 65536 (order: 10, 5242880 bytes, vmalloc hugepage) [ 4.441018][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.446602][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear) [ 4.449182][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear) [ 4.453678][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.455987][ T1] RPC: Registered named UNIX socket transport module. [ 4.455999][ T1] RPC: Registered udp transport module. [ 4.456007][ T1] RPC: Registered tcp transport module. [ 4.456016][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.458599][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.458629][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.458652][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.458676][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.459798][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.460166][ T1] PCI: CLS 0 bytes, default 64 [ 4.477899][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.477910][ T1] software IO TLB: mapped [mem 0x00000000bbffd000-0x00000000bfffd000] (64MB) [ 4.484378][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.484467][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6c45b8f7, max_idle_ns: 440795205637 ns [ 4.485362][ T1] clocksource: Switched to clocksource tsc [ 4.502003][ T49] kworker/u4:2 (49) used greatest stack depth: 27752 bytes left [ 4.505097][ T56] kworker/u4:2 (56) used greatest stack depth: 27704 bytes left [ 4.715616][ T1] Initialise system trusted keyrings [ 4.716690][ T63] kworker/u4:3 (63) used greatest stack depth: 27304 bytes left [ 4.717354][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 4.767022][ T1] NFS: Registering the id_resolver key type [ 4.767080][ T1] Key type id_resolver registered [ 4.767085][ T1] Key type id_legacy registered [ 4.767818][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.779722][ T1] Key type asymmetric registered [ 4.779770][ T1] Asymmetric key parser 'x509' registered [ 4.780354][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 4.780659][ T1] io scheduler mq-deadline registered [ 4.780669][ T1] io scheduler kyber registered [ 4.800196][ T1] usbcore: registered new interface driver udlfb [ 4.801028][ T1] usbcore: registered new interface driver smscufx [ 4.803394][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.806225][ T1] ACPI: button: Power Button [PWRF] [ 4.808771][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.810202][ T1] ACPI: button: Sleep Button [SLPF] [ 4.833484][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 4.833603][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.848170][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 4.848274][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.868524][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 4.868630][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 4.881650][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 4.886900][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.887828][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.889834][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.892098][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.893558][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.897923][ T1] Non-volatile memory driver v1.3 [ 286.470385][ T27] INFO: task swapper/0:1 blocked for more than 143 seconds. [ 286.471674][ T27] Not tainted 5.19.0-rc1-syzkaller-00039-g0dde9a46a2cf #0 [ 286.472963][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.474202][ T27] task:swapper/0 state:D stack:23280 pid: 1 ppid: 0 flags:0x00004000 [ 286.475619][ T27] Call Trace: [ 286.476182][ T27] [ 286.476599][ T27] __schedule+0x93c/0x25e0 [ 286.477292][ T27] ? io_schedule_timeout+0x140/0x140 [ 286.478052][ T27] schedule+0xd2/0x1f0 [ 286.478629][ T27] schedule_preempt_disabled+0xf/0x20 [ 286.479548][ T27] __mutex_lock+0xa70/0x1350 [ 286.480332][ T27] ? add_early_randomness+0x1a/0x170 [ 286.481186][ T27] ? mutex_lock_io_nested+0x1190/0x1190 [ 286.481961][ T27] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 286.482790][ T27] ? hwrng_init+0x29e/0x350 [ 286.483417][ T27] ? hwrng_manage_rngd+0x160/0x160 [ 286.484164][ T27] add_early_randomness+0x1a/0x170 [ 286.484877][ T27] hwrng_register+0x399/0x510 [ 286.485560][ T27] virtrng_scan+0x37/0x90 [ 286.486245][ T27] ? rng_current_store+0x2e0/0x2e0 [ 286.487049][ T27] virtio_dev_probe+0x639/0x910 [ 286.487745][ T27] ? virtio_features_ok+0x110/0x110 [ 286.488461][ T27] really_probe+0x23e/0xb90 [ 286.489211][ T27] __driver_probe_device+0x338/0x4d0 [ 286.489972][ T27] driver_probe_device+0x4c/0x1a0 [ 286.492291][ T27] __driver_attach+0x22d/0x550 [ 286.497059][ T27] ? __device_attach_driver+0x2f0/0x2f0 [ 286.502664][ T27] bus_for_each_dev+0x147/0x1d0 [ 286.507557][ T27] ? subsys_dev_iter_exit+0x20/0x20 [ 286.512856][ T27] bus_add_driver+0x422/0x640 [ 286.517557][ T27] driver_register+0x220/0x3a0 [ 286.522396][ T27] ? hwrng_modinit+0x109/0x109 [ 286.522396][ T27] ? hwrng_modinit+0x109/0x109 [ 286.522433][ T27] do_one_initcall+0x103/0x650 [ 286.522460][ T27] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 286.522490][ T27] ? parameq+0xd0/0x170 [ 286.522517][ T27] kernel_init_freeable+0x6ac/0x735 [ 286.522570][ T27] ? rest_init+0x270/0x270 [ 286.522598][ T27] kernel_init+0x1a/0x1d0 [ 286.522623][ T27] ? rest_init+0x270/0x270 [ 286.522648][ T27] ret_from_fork+0x1f/0x30 [ 286.522676][ T27] [ 286.522717][ T27] [ 286.522717][ T27] Showing all locks held in the system: [ 286.522737][ T27] 2 locks held by swapper/0/1: [ 286.522757][ T27] #0: ffff88810cc0a170 (&dev->mutex){....}-{3:3}, at: __driver_attach+0x222/0x550 [ 286.522835][ T27] #1: ffffffff87edbbe8 (reading_mutex){+.+.}-{3:3}, at: add_early_randomness+0x1a/0x170 [ 286.522915][ T27] 2 locks held by pr/ttyS0/14: [ 286.522932][ T27] 1 lock held by khungtaskd/27: [ 286.522947][ T27] #0: ffffffff87a94840 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 286.523048][ T27] 1 lock held by hwrng/134: [ 286.523064][ T27] #0: ffffffff87edbbe8 (reading_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0x141/0x370 [ 286.523138][ T27] [ 286.523145][ T27] ============================================= [ 286.523145][ T27] [ 286.523157][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 286.523169][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.19.0-rc1-syzkaller-00039-g0dde9a46a2cf #0 [ 286.523195][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.523209][ T27] Call Trace: [ 286.523217][ T27] [ 286.523226][ T27] dump_stack_lvl+0xcd/0x134 [ 286.523261][ T27] panic+0x2d7/0x636 [ 286.523293][ T27] ? panic_print_sys_info.part.0+0x10b/0x10b [ 286.523323][ T27] ? watchdog.cold+0x5/0x143 [ 286.523352][ T27] watchdog.cold+0x16/0x143 [ 286.523375][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 286.523408][ T27] kthread+0x2ef/0x3a0 [ 286.523431][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 286.523464][ T27] ret_from_fork+0x1f/0x30 [ 286.523490][ T27] [ 286.527383][ T27] Kernel Offset: disabled