[ 0.000000][ T0] Booting Linux on physical CPU 0x0000000000 [0x411fd070] [ 0.000000][ T0] Linux version 5.12.0-rc2-syzkaller-00302-g28806e4d9b97 (syzkaller@syzkaller) (aarch64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1) #0 SMP PREEMPT now [ 0.000000][ T0] Machine model: linux,dummy-virt [ 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] NUMA: No NUMA configuration found [ 0.000000][ T0] NUMA: Faking a node at [mem 0x0000000040000000-0x00000000bfffffff] [ 0.000000][ T0] NUMA: NODE_DATA [mem 0xbfc23ec0-0xbfc26fff] [ 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 0x00000000bbc00000 [ 0.000000][ T0] kasan: KernelAddressSanitizer initialized [ 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 41 pages/cpu s128904 r8192 d30840 u167936 [ 0.000000][ T0] Detected PIPT I-cache on CPU0 [ 0.000000][ T0] CPU features: detected: ARM erratum 832075 [ 0.000000][ T0] CPU features: detected: ARM erratum 834220 [ 0.000000][ T0] CPU features: detected: Spectre-v2 [ 0.000000][ T0] CPU features: detected: Spectre-v4 [ 0.000000][ T0] CPU features: detected: ARM errata 1165522, 1319367, or 1530923 [ 0.000000][ T0] Built 1 zonelists, mobility grouping on. Total pages: 516096 [ 0.000000][ T0] Policy zone: DMA [ 0.000000][ T0] Kernel command line: earlyprintk=serial oops=panic nmi_watchdog=panic panic_on_warn=1 panic=1 ftrace_dump_on_oops=orig_cpu vsyscall=native net.ifnames=0 biosdevname=0 root=/dev/vda console=ttyAMA0 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 root=/dev/vda console=ttyAMA0 watchdog_thresh=165 workqueue.watchdog_thresh=420 dummy_hcd.num=2 panic_on_warn=1 [ 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] Memory: 1561452K/2097152K available (94144K kernel code, 27132K rwdata, 31812K rodata, 2176K init, 14233K bss, 502932K reserved, 32768K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 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 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] GIC: Using split EOI/Deactivate mode [ 0.000000][ T0] GICv2m: range[mem 0x08020000-0x08020fff], SPI[80:143] [ 0.000000][ T0] random: get_random_bytes called from start_kernel+0x200/0x3e8 with crng_init=0 [ 0.000000][ T0] arch_timer: cp15 timer(s) running at 62.50MHz (phys). [ 0.000000][ T0] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns [ 0.000118][ T0] sched_clock: 56 bits at 62MHz, resolution 16ns, wraps every 4398046511096ns [ 0.019912][ T0] Console: colour dummy device 80x25 [ 0.021261][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.021403][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.021517][ T0] ... MAX_LOCK_DEPTH: 48 [ 0.021622][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 0.021722][ T0] ... CLASSHASH_SIZE: 4096 [ 0.021823][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.021923][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.022026][ T0] ... CHAINHASH_SIZE: 32768 [ 0.022136][ T0] memory used by lock dependency info: 6365 kB [ 0.022245][ T0] memory used for stack traces: 4224 kB [ 0.022346][ T0] per task-struct memory footprint: 1920 bytes [ 0.027975][ T0] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=625000) [ 0.029570][ T0] pid_max: default: 32768 minimum: 301 [ 0.033867][ T0] LSM: Security Framework initializing [ 0.036041][ T0] Yama: becoming mindful. [ 0.040819][ T0] TOMOYO Linux initialized [ 0.042979][ T0] SELinux: Initializing. [ 0.047302][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.047653][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 0.221895][ T1] Running RCU-tasks wait API self tests [ 0.385661][ T10] Callback from call_rcu_tasks_trace() invoked. [ 0.386671][ T1] rcu: Hierarchical SRCU implementation. [ 0.476863][ T1] EFI services will not be available. [ 0.494942][ T1] smp: Bringing up secondary CPUs ... [ 0.535595][ T0] Detected PIPT I-cache on CPU1 [ 0.538596][ T0] CPU1: Booted secondary processor 0x0000000001 [0x411fd070] [ 0.576081][ T1] smp: Brought up 1 node, 2 CPUs [ 0.576769][ T1] SMP: Total of 2 processors activated. [ 0.577513][ T1] CPU features: detected: 32-bit EL0 Support [ 0.578089][ T1] CPU features: detected: CRC32 instructions [ 0.578651][ T1] CPU features: detected: 32-bit EL1 Support [ 0.610574][ T9] Callback from call_rcu_tasks() invoked. [ 1.536207][ T1] CPU: All CPU(s) started at EL2 [ 1.538273][ T14] alternatives: patching kernel code [ 1.631817][ T1] devtmpfs: initialized [ 2.272392][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.273450][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 2.577430][ T1] DMI not present or invalid. [ 2.625533][ T1] NET: Registered protocol family 16 [ 2.783027][ T1] DMA: preallocated 256 KiB GFP_KERNEL pool for atomic allocations [ 2.789630][ T1] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations [ 2.800496][ T1] DMA: preallocated 256 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations [ 2.805085][ T1] audit: initializing netlink subsys (disabled) [ 2.826115][ T34] audit: type=2000 audit(2.620:1): state=initialized audit_enabled=0 res=1 [ 3.039950][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.040242][ T1] thermal_sys: Registered thermal governor 'power_allocator' [ 3.071632][ T1] cpuidle: using governor menu [ 3.075903][ T1] NET: Registered protocol family 42 [ 3.109569][ T1] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers. [ 3.113514][ T1] ASID allocator initialised with 65536 entries [ 3.127231][ T1] Serial: AMBA PL011 UART driver [ 3.901633][ T1] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 48, base_baud = 0) is a PL011 rev1 [ 3.976756][ T1] printk: console [ttyAMA0] enabled [ 15.777994][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 15.778918][ T1] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages [ 15.779419][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 15.779898][ T1] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages [ 16.026797][ T1] cryptd: max_cpu_qlen set to 1000 [ 16.922715][ T1] raid6: neonx8 gen() 853 MB/s [ 17.101261][ T1] raid6: neonx8 xor() 374 MB/s [ 17.283650][ T1] raid6: neonx4 gen() 860 MB/s [ 17.463914][ T1] raid6: neonx4 xor() 396 MB/s [ 17.641471][ T1] raid6: neonx2 gen() 813 MB/s [ 17.820673][ T1] raid6: neonx2 xor() 372 MB/s [ 17.999503][ T1] raid6: neonx1 gen() 664 MB/s [ 18.176917][ T1] raid6: neonx1 xor() 321 MB/s [ 18.360058][ T1] raid6: int64x8 gen() 257 MB/s [ 18.545756][ T1] raid6: int64x8 xor() 222 MB/s [ 18.722505][ T1] raid6: int64x4 gen() 518 MB/s [ 18.899498][ T1] raid6: int64x4 xor() 315 MB/s [ 19.079155][ T1] raid6: int64x2 gen() 521 MB/s [ 19.256695][ T1] raid6: int64x2 xor() 333 MB/s [ 19.437700][ T1] raid6: int64x1 gen() 395 MB/s [ 19.614352][ T1] raid6: int64x1 xor() 259 MB/s [ 19.616332][ T1] raid6: using algorithm neonx4 gen() 860 MB/s [ 19.619408][ T1] raid6: .... xor() 396 MB/s, rmw enabled [ 19.621453][ T1] raid6: using neon recovery algorithm [ 19.675141][ T1] ACPI: Interpreter disabled. [ 19.749612][ T1] iommu: Default domain type: Translated [ 19.769844][ T1] vgaarb: loaded [ 19.849342][ T1] SCSI subsystem initialized [ 19.939739][ T1] usbcore: registered new interface driver usbfs [ 19.947080][ T1] usbcore: registered new interface driver hub [ 19.975200][ T1] usbcore: registered new device driver usb [ 20.065789][ T1] pps_core: LinuxPPS API ver. 1 registered [ 20.068874][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 20.081609][ T1] PTP clock support registered [ 20.109936][ T1] EDAC MC: Ver: 3.0.0 [ 20.288060][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 20.407411][ T1] Bluetooth: Core ver 2.22 [ 20.411335][ T1] NET: Registered protocol family 31 [ 20.411820][ T1] Bluetooth: HCI device and connection manager initialized [ 20.413088][ T1] Bluetooth: HCI socket layer initialized [ 20.414141][ T1] Bluetooth: L2CAP socket layer initialized [ 20.416609][ T1] Bluetooth: SCO socket layer initialized [ 20.418407][ T1] NET: Registered protocol family 8 [ 20.418933][ T1] NET: Registered protocol family 20 [ 20.426642][ T1] NetLabel: Initializing [ 20.427237][ T1] NetLabel: domain hash size = 128 [ 20.427688][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 20.435474][ T1] NetLabel: unlabeled traffic allowed by default [ 20.466270][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 20.472289][ T1] NET: Registered protocol family 39 [ 20.504201][ T1] clocksource: Switched to clocksource arch_sys_counter [ 28.474329][ T1] VFS: Disk quotas dquot_6.6.0 [ 28.478428][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 28.495056][ T1] FS-Cache: Loaded [ 28.526194][ T1] CacheFiles: Loaded [ 28.540291][ T1] TOMOYO: 2.6.0 [ 28.541978][ T1] Mandatory Access Control activated. [ 28.565843][ T1] pnp: PnP ACPI: disabled [ 30.096324][ T1] NET: Registered protocol family 2 [ 30.158547][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, linear) [ 30.160979][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 30.185109][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, linear) [ 30.198830][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 30.218215][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, linear) [ 30.228062][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 30.235212][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, linear) [ 30.252007][ T1] NET: Registered protocol family 1 [ 30.284202][ T1] RPC: Registered named UNIX socket transport module. [ 30.285135][ T1] RPC: Registered udp transport module. [ 30.285579][ T1] RPC: Registered tcp transport module. [ 30.286011][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 30.325785][ T1] NET: Registered protocol family 44 [ 30.327108][ T1] PCI: CLS 0 bytes, default 64 [ 30.489561][ T1] hw perfevents: enabled with armv8_pmuv3 PMU driver, 5 counters available [ 30.504342][ T1] kvm [1]: Guests without required CPU erratum workarounds can deadlock system! [ 30.504342][ T1] Only trusted guests should be used on this system. [ 30.508787][ T1] kvm [1]: IPA Size Limit: 44 bits [ 30.735980][ T1] kvm [1]: vgic interrupt IRQ9 [ 30.741623][ T1] kvm [1]: Hyp mode initialized successfully [ 31.401988][ T1] Initialise system trusted keyrings [ 31.427887][ T1] workingset: timestamp_bits=42 max_order=19 bucket_order=0 [ 32.107540][ T1] zbud: loaded [ 32.237247][ T1] DLM installed [ 32.351621][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 32.521929][ T1] NFS: Registering the id_resolver key type [ 32.525898][ T1] Key type id_resolver registered [ 32.526845][ T1] Key type id_legacy registered [ 32.537664][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 32.556997][ T1] fuse: init (API version 7.33) [ 32.628153][ T1] 9p: Installing v9fs 9p2000 file system support [ 32.767343][ T1] NET: Registered protocol family 38 [ 32.778764][ T1] xor: measuring software checksum speed [ 32.799492][ T1] 8regs : 587 MB/sec [ 32.820670][ T1] 32regs : 551 MB/sec [ 32.838149][ T1] arm64_neon : 705 MB/sec [ 32.840312][ T1] xor: using function: arm64_neon (705 MB/sec) [ 32.844837][ T1] async_tx: api initialized (async) [ 32.846862][ T1] Key type asymmetric registered [ 32.848700][ T1] Asymmetric key parser 'x509' registered [ 32.849803][ T1] Asymmetric key parser 'pkcs8' registered [ 32.851515][ T1] Key type pkcs7_test registered [ 32.857465][ T1] Asymmetric key parser 'tpm_parser' registered [ 32.880585][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244) [ 32.889718][ T1] io scheduler mq-deadline registered [ 32.890469][ T1] io scheduler kyber registered [ 32.905075][ T1] io scheduler bfq registered [ 33.027211][ T1] pl061_gpio 9030000.pl061: PL061 GPIO chip registered [ 33.146245][ T1] pci-host-generic 4010000000.pcie: host bridge /pcie@10000000 ranges: [ 33.151795][ T1] pci-host-generic 4010000000.pcie: IO 0x003eff0000..0x003effffff -> 0x0000000000 [ 33.161877][ T1] pci-host-generic 4010000000.pcie: MEM 0x0010000000..0x003efeffff -> 0x0010000000 [ 33.163179][ T1] pci-host-generic 4010000000.pcie: MEM 0x8000000000..0xffffffffff -> 0x8000000000 [ 33.167482][ T1] pci-host-generic 4010000000.pcie: Memory resource size exceeds max for 32 bits [ 33.188930][ T1] pci-host-generic 4010000000.pcie: ECAM at [mem 0x4010000000-0x401fffffff] for [bus 00-ff] [ 33.204383][ T1] pci-host-generic 4010000000.pcie: PCI host bridge to bus 0000:00 [ 33.205764][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 33.206581][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 33.207279][ T1] pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff] [ 33.207827][ T1] pci_bus 0000:00: root bus resource [mem 0x8000000000-0xffffffffff] [ 33.215151][ T1] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 [ 33.239835][ T1] pci 0000:00:01.0: [1af4:1005] type 00 class 0x00ff00 [ 33.241647][ T1] pci 0000:00:01.0: reg 0x10: [io 0x0000-0x001f] [ 33.245818][ T1] pci 0000:00:01.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 33.261344][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000 [ 33.262520][ T1] pci 0000:00:02.0: reg 0x10: [io 0x0000-0x001f] [ 33.265454][ T1] pci 0000:00:02.0: reg 0x14: [mem 0x00000000-0x00000fff] [ 33.266655][ T1] pci 0000:00:02.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 33.267363][ T1] pci 0000:00:02.0: reg 0x30: [mem 0x00000000-0x0003ffff pref] [ 33.281836][ T1] pci 0000:00:03.0: [1af4:1001] type 00 class 0x010000 [ 33.285731][ T1] pci 0000:00:03.0: reg 0x10: [io 0x0000-0x007f] [ 33.286643][ T1] pci 0000:00:03.0: reg 0x14: [mem 0x00000000-0x00000fff] [ 33.287695][ T1] pci 0000:00:03.0: reg 0x20: [mem 0x00000000-0x00003fff 64bit pref] [ 33.312395][ T1] pci 0000:00:02.0: BAR 6: assigned [mem 0x10000000-0x1003ffff pref] [ 33.315728][ T1] pci 0000:00:01.0: BAR 4: assigned [mem 0x8000000000-0x8000003fff 64bit pref] [ 33.316919][ T1] pci 0000:00:02.0: BAR 4: assigned [mem 0x8000004000-0x8000007fff 64bit pref] [ 33.317841][ T1] pci 0000:00:03.0: BAR 4: assigned [mem 0x8000008000-0x800000bfff 64bit pref] [ 33.318713][ T1] pci 0000:00:02.0: BAR 1: assigned [mem 0x10040000-0x10040fff] [ 33.319324][ T1] pci 0000:00:03.0: BAR 1: assigned [mem 0x10041000-0x10041fff] [ 33.319916][ T1] pci 0000:00:03.0: BAR 0: assigned [io 0x1000-0x107f] [ 33.320543][ T1] pci 0000:00:01.0: BAR 0: assigned [io 0x1080-0x109f] [ 33.321095][ T1] pci 0000:00:02.0: BAR 0: assigned [io 0x10a0-0x10bf] [ 33.366609][ T1] usbcore: registered new interface driver udlfb [ 33.428249][ T1] uvesafb: failed to execute /sbin/v86d [ 33.428897][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 33.429709][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 33.430510][ T1] uvesafb: vbe_init() failed with -22 [ 33.432527][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 33.440273][ T1] IPMI message handler: version 39.2 [ 33.449099][ T1] ipmi device interface [ 33.459694][ T1] ipmi_si: IPMI System Interface driver [ 33.515524][ T1] ipmi_si: Unable to find any System Interface(s) [ 33.565838][ T1] EINJ: ACPI disabled. [ 33.851143][ T1] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003) [ 33.887483][ T1] virtio-pci 0000:00:02.0: enabling device (0000 -> 0003) [ 33.918995][ T1] virtio-pci 0000:00:03.0: enabling device (0000 -> 0003) [ 40.407968][ T1] N_HDLC line discipline registered with maxframe=4096 [ 40.410157][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 40.718195][ T1] Cyclades driver 2.6 [ 40.746612][ T1] Initializing Nozomi driver 2.1d [ 40.771162][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 40.776156][ T1] No rocketport ports found; unloading driver [ 40.911450][ T2292] random: fast init done [ 40.958478][ T2292] random: crng init done [ 41.097441][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 41.222042][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 41.778316][ T1] Console: switching to colour frame buffer device 128x48 [ 41.839279][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 41.854926][ T1] usbcore: registered new interface driver udl [ 42.036881][ T15] cacheinfo: Unable to detect cache hierarchy for CPU 0 [ 42.864276][ T1] brd: module loaded [ 44.249397][ T1] loop: module loaded [ 45.710394][ T1] virtio_blk virtio2: [vda] 2097152 512-byte logical blocks (1.07 GB/1.00 GiB) [ 45.870935][ T1] zram: Added device: zram0 [ 46.010901][ T1] null_blk: module loaded [ 46.031865][ T1] usbcore: registered new interface driver rtsx_usb [ 46.051456][ T1] usbcore: registered new interface driver pn533_usb [ 46.137542][ T1] nfcsim 0.2 initialized [ 46.147596][ T1] usbcore: registered new interface driver port100 [ 46.153045][ T1] usbcore: registered new interface driver nfcmrvl [ 46.248446][ T1] Loading iSCSI transport class v2.0-870. [ 46.471077][ T1] megasas: 07.714.04.00-rc1 [ 46.486126][ T1] mpt3sas version 37.100.00.00 loaded [ 46.535622][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 46.647224][ C0] ------------[ cut here ]------------ [ 46.648140][ C0] WARNING: CPU: 0 PID: 1 at drivers/gpu/drm/vkms/vkms_crtc.c:21 vkms_vblank_simulate+0x26c/0x2f4 [ 46.649132][ C0] Modules linked in: [ 46.649816][ C0] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc2-syzkaller-00302-g28806e4d9b97 #0 [ 46.650497][ C0] Hardware name: linux,dummy-virt (DT) [ 46.651303][ C0] pstate: 20000085 (nzCv daIf -PAN -UAO -TCO BTYPE=--) [ 46.651716][ C0] pc : vkms_vblank_simulate+0x26c/0x2f4 [ 46.652075][ C0] lr : vkms_vblank_simulate+0x90/0x2f4 [ 46.652405][ C0] sp : ffff00006a694360 [ 46.652740][ C0] x29: ffff00006a694360 x28: ffff000010fc9e58 [ 46.653324][ C0] x27: dfff800000000000 x26: ffff00006a67f540 [ 46.653765][ C0] x25: 1fffe0000d4cfeb1 x24: 1fffe0000d4cfeaa [ 46.654246][ C0] x23: ffff000010fc8d30 x22: 0000000000fe4c00 [ 46.654956][ C0] x21: ffff00006a67f540 x20: ffff000010fc8e58 [ 46.655414][ C0] x19: ffff000010fc9e58 x18: ffff00006a678b48 [ 46.655912][ C0] x17: 00000000000013e8 x16: 0000000000000003 [ 46.656361][ C0] x15: ffff8000197be810 x14: 1fffe0000d4d2826 [ 46.656782][ C0] x13: 0000000000000001 x12: 0000000000000033 [ 46.657231][ C0] x11: 1fffe000015b711e x10: 0000000000000007 [ 46.657691][ C0] x9 : 1fffe000015b7126 x8 : ffff800017d14c00 [ 46.658191][ C0] x7 : 00000000f1f1f1f1 x6 : dfff800000000000 [ 46.658679][ C0] x5 : 7fffffffffffffff x4 : 0000000a8871a6b0 [ 46.659131][ C0] x3 : 0000000a896ff2b0 x2 : 0000000a8871a6b0 [ 46.660374][ C0] x1 : 0000000a896ff2b0 x0 : 0000000000000002 [ 46.662675][ C0] Call trace: [ 46.663917][ C0] vkms_vblank_simulate+0x26c/0x2f4 [ 46.665627][ C0] __hrtimer_run_queues+0x590/0xe40 [ 46.667494][ C0] hrtimer_interrupt+0x2d4/0x810 [ 46.667786][ C0] arch_timer_handler_phys+0x4c/0x70 [ 46.668128][ C0] handle_percpu_devid_irq+0x19c/0x330 [ 46.668444][ C0] __handle_domain_irq+0x11c/0x1f0 [ 46.668751][ C0] gic_handle_irq+0x5c/0x1b0 [ 46.669040][ C0] el1_irq+0xb4/0x180 [ 46.669299][ C0] arch_local_irq_restore+0x8/0x10 [ 46.669607][ C0] ___might_sleep+0x45c/0x4e0 [ 46.669926][ C0] __might_sleep+0x88/0x170 [ 46.670209][ C0] __mutex_lock+0xb0/0x99c [ 46.670529][ C0] mutex_lock_nested+0x78/0x100 [ 46.670798][ C0] kernfs_activate+0x4c/0x1b4 [ 46.671081][ C0] kernfs_add_one+0x224/0x35c [ 46.671370][ C0] __kernfs_create_file+0x208/0x330 [ 46.671682][ C0] sysfs_add_file_mode_ns+0x1c4/0x424 [ 46.671988][ C0] sysfs_merge_group+0x168/0x29c [ 46.672298][ C0] dpm_sysfs_add+0x190/0x1c4 [ 46.672613][ C0] device_add+0x72c/0x15f0 [ 46.672884][ C0] device_register+0x20/0x30 [ 46.673339][ C0] workqueue_sysfs_register+0x164/0x344 [ 46.673650][ C0] alloc_workqueue+0x50c/0xa9c [ 46.673964][ C0] nvme_core_init+0x38/0x15c [ 46.674272][ C0] do_one_initcall+0x138/0x9a0 [ 46.674600][ C0] kernel_init_freeable+0x6c4/0x72c [ 46.674898][ C0] kernel_init+0x14/0x124 [ 46.675175][ C0] ret_from_fork+0x10/0x3c [ 46.675964][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 46.676539][ C0] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc2-syzkaller-00302-g28806e4d9b97 #0 [ 46.676953][ C0] Hardware name: linux,dummy-virt (DT) [ 46.677285][ C0] Call trace: [ 46.677527][ C0] dump_backtrace+0x0/0x3e0 [ 46.677803][ C0] show_stack+0x18/0x70 [ 46.678079][ C0] dump_stack+0x120/0x1a8 [ 46.678346][ C0] panic+0x31c/0x5c4 [ 46.678656][ C0] __warn+0x198/0x2f0 [ 46.678938][ C0] report_bug+0x154/0x210 [ 46.679219][ C0] bug_handler+0x38/0x90 [ 46.679484][ C0] brk_handler+0x114/0x230 [ 46.679766][ C0] do_debug_exception+0xc4/0x3b0 [ 46.680066][ C0] el1_dbg+0x60/0x80 [ 46.680330][ C0] el1_sync_handler+0x9c/0xd0 [ 46.680611][ C0] el1_sync+0x70/0x100 [ 46.680873][ C0] vkms_vblank_simulate+0x26c/0x2f4 [ 46.681172][ C0] __hrtimer_run_queues+0x590/0xe40 [ 46.681494][ C0] hrtimer_interrupt+0x2d4/0x810 [ 46.681787][ C0] arch_timer_handler_phys+0x4c/0x70 [ 46.682092][ C0] handle_percpu_devid_irq+0x19c/0x330 [ 46.682395][ C0] __handle_domain_irq+0x11c/0x1f0 [ 46.683197][ C0] gic_handle_irq+0x5c/0x1b0 [ 46.683547][ C0] el1_irq+0xb4/0x180 [ 46.684952][ C0] arch_local_irq_restore+0x8/0x10 [ 46.686263][ C0] ___might_sleep+0x45c/0x4e0 [ 46.686597][ C0] __might_sleep+0x88/0x170 [ 46.686870][ C0] __mutex_lock+0xb0/0x99c [ 46.687220][ C0] mutex_lock_nested+0x78/0x100 [ 46.687500][ C0] kernfs_activate+0x4c/0x1b4 [ 46.687782][ C0] kernfs_add_one+0x224/0x35c [ 46.688052][ C0] __kernfs_create_file+0x208/0x330 [ 46.688359][ C0] sysfs_add_file_mode_ns+0x1c4/0x424 [ 46.689611][ C0] sysfs_merge_group+0x168/0x29c [ 46.690821][ C0] dpm_sysfs_add+0x190/0x1c4 [ 46.691949][ C0] device_add+0x72c/0x15f0 [ 46.692645][ C0] device_register+0x20/0x30 [ 46.694755][ C0] workqueue_sysfs_register+0x164/0x344 [ 46.696612][ C0] alloc_workqueue+0x50c/0xa9c [ 46.698474][ C0] nvme_core_init+0x38/0x15c [ 46.699787][ C0] do_one_initcall+0x138/0x9a0 [ 46.701103][ C0] kernel_init_freeable+0x6c4/0x72c [ 46.701959][ C0] kernel_init+0x14/0x124 [ 46.702301][ C0] ret_from_fork+0x10/0x3c [ 46.704061][ C0] SMP: stopping secondary CPUs [ 46.705992][ C0] Dumping ftrace buffer: [ 46.707413][ C0] (ftrace buffer empty) [ 46.708307][ C0] Kernel Offset: disabled [ 46.709574][ C0] CPU features: 0x00240022,61002082 [ 46.711205][ C0] Memory Limit: none [ 46.712662][ C0] Rebooting in 1 seconds..