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@10.128.1.17" "pwd"]: exit status 255 ssh: connect to host 10.128.1.17 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.ci-upstream-linux-next-kasan-gce-root-test-1 port 1 (session ID: 6b704745dbafda44118303191c22d59dbffdf28b7dbfb5db20d8dacd1b664aea, 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 086f95b8-7ada-47d5-ae28-d84de4582e6d 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 0x000f2450: 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 6.1.0-rc6-next-20221123-syzkaller (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] 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 10/26/2022 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000007][ T0] kvm-clock: using sched offset of 13049673627 cycles [ 0.000965][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004043][ T0] tsc: Detected 2199.998 MHz processor [ 0.008689][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010248][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011937][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016907][ T0] found SMP MP-table at [mem 0x000f2710-0x000f271f] [ 0.018155][ T0] Using GB pages for direct mapping [ 0.020644][ T0] ACPI: Early table checksum verification disabled [ 0.021739][ T0] ACPI: RSDP 0x00000000000F2490 000014 (v00 Google) [ 0.023146][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024909][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026494][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028400][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.029724][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.030859][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.032879][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.034836][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.036523][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.038420][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.039650][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.041235][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.042916][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.044720][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.046347][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.047555][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.048843][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.050477][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.051619][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.052700][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.053886][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.055049][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.056207][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.058901][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.061208][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.062719][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.064469][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.066169][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.094706][ T0] Zone ranges: [ 0.095563][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.096896][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.098412][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.100228][ T0] Device empty [ 0.101214][ T0] Movable zone start for each node [ 0.102151][ T0] Early memory node ranges [ 0.102948][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.104185][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.105196][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.106591][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.107674][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.109185][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.110785][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.110938][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.145978][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.406261][ T0] kasan: KernelAddressSanitizer initialized [ 0.409177][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.409940][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.411326][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.412671][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.414119][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.415329][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.416567][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.418085][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.419493][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.420704][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.422350][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.423900][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.425334][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.427516][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.428987][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.430620][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.432622][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.433780][ T0] Booting paravirtualized kernel on KVM [ 0.434815][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.497271][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.499643][ T0] percpu: Embedded 70 pages/cpu s249608 r8192 d28920 u1048576 [ 0.500946][ T0] kvm-guest: PV spinlocks enabled [ 0.502241][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.504147][ T0] Fallback order for Node 0: 0 1 [ 0.505334][ T0] Fallback order for Node 1: 1 0 [ 0.506515][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.508176][ T0] Policy zone: Normal [ 0.509040][ 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 coredump_filter=0xffff 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 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.533917][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.537134][ T0] random: crng init done [ 0.539139][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.542688][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.544824][ T0] software IO TLB: area num 2. [ 1.252962][ T0] Memory: 6816864K/8388204K available (151552K kernel code, 36221K rwdata, 31432K rodata, 2904K init, 33552K bss, 1571084K reserved, 0K cma-reserved) [ 1.256940][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.260028][ T0] Dynamic Preempt: full [ 1.261798][ T0] Running RCU self tests [ 1.262863][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.263735][ T0] rcu: RCU lockdep checking is enabled. [ 1.264548][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.267458][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.268923][ T0] rcu: RCU debug extended QS entry/exit. [ 1.270271][ T0] All grace periods are expedited (rcu_expedited). [ 1.271652][ T0] Trampoline variant of Tasks RCU enabled. [ 1.272993][ T0] Tracing variant of Tasks RCU enabled. [ 1.274180][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.276250][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.311986][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.313536][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.315687][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.318843][ T0] Console: colour VGA+ 80x25 [ 1.320116][ T0] printk: console [ttyS0] enabled [ 1.320116][ T0] printk: console [ttyS0] enabled [ 1.322222][ T0] printk: bootconsole [earlyser0] disabled [ 1.322222][ T0] printk: bootconsole [earlyser0] disabled [ 1.324447][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.325813][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.326611][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.327459][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.328295][ T0] ... CLASSHASH_SIZE: 4096 [ 1.329047][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.329907][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.330686][ T0] ... CHAINHASH_SIZE: 131072 [ 1.331451][ T0] memory used by lock dependency info: 20657 kB [ 1.332457][ T0] memory used for stack traces: 8320 kB [ 1.333239][ T0] per task-struct memory footprint: 1920 bytes [ 1.334627][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.336493][ T0] ACPI: Core revision 20221020 [ 1.337965][ T0] APIC: Switch to symmetric I/O mode setup [ 1.339313][ T0] x2apic enabled [ 1.342419][ T0] Switched APIC routing to physical x2apic. [ 1.348575][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.350133][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.351972][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.353520][ T0] pid_max: default: 32768 minimum: 301 [ 1.354553][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,integrity,tomoyo,apparmor,bpf [ 1.356515][ T0] landlock: Up and running. [ 1.357174][ T0] Yama: becoming mindful. [ 1.362100][ T0] TOMOYO Linux initialized [ 1.362921][ T0] AppArmor: AppArmor initialized [ 1.363662][ T0] LSM support for eBPF active [ 1.367320][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.370197][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.372005][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.373348][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.377413][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.378380][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.379421][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.380962][ T0] Spectre V2 : Mitigation: IBRS [ 1.381724][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.381975][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.383011][ T0] RETBleed: Mitigation: IBRS [ 1.383798][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.385394][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.386803][ T0] MDS: Mitigation: Clear CPU buffers [ 1.387560][ T0] TAA: Mitigation: Clear CPU buffers [ 1.388657][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.402249][ T0] Freeing SMP alternatives memory: 116K [ 1.523784][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.527965][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.529302][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.531792][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.531957][ T1] Running RCU-tasks wait API self tests [ 1.642207][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.645450][ T1] rcu: Hierarchical SRCU implementation. [ 1.646412][ T1] rcu: Max phase no-delay instances is 1000. [ 1.651872][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.652587][ T1] smp: Bringing up secondary CPUs ... [ 1.654914][ T1] x86: Booting SMP configuration: [ 1.655849][ T1] .... node #0, CPUs: #1 [ 1.657489][ 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. [ 1.662078][ 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. [ 1.665159][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 1.669704][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.671237][ T1] smpboot: Max logical packages: 1 [ 1.671997][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 1.682039][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.709171][ T1] allocated 134217728 bytes of page_ext [ 1.712272][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.750920][ T1] Node 0, zone DMA32: page owner found early allocated 18859 pages [ 1.771783][ T1] Node 0, zone Normal: page owner found early allocated 467 pages [ 1.792328][ T1] Node 1, zone Normal: page owner found early allocated 18804 pages [ 1.813609][ T1] devtmpfs: initialized [ 1.822007][ T1] x86/mm: Memory block size: 128MB [ 1.862096][ T12] Callback from call_rcu_tasks() invoked. [ 1.876430][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.882133][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.891982][ T1] PM: RTC time: 08:44:12, date: 2022-11-23 [ 1.901785][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.906581][ T1] audit: initializing netlink subsys (disabled) [ 1.912020][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.912026][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.913251][ T1] cpuidle: using governor menu [ 1.915201][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.922723][ T27] audit: type=2000 audit(1669193052.807:1): state=initialized audit_enabled=0 res=1 [ 1.922681][ T1] PCI: Using configuration type 1 for base access [ 1.932046][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.936523][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 1.936523][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 1.936523][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.937080][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.955486][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.961971][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 1.961971][ T1] raid6: using avx2x2 recovery algorithm [ 1.961971][ T1] ACPI: Added _OSI(Module Device) [ 1.961990][ T1] ACPI: Added _OSI(Processor Device) [ 1.962964][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.963947][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.051529][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.128375][ T1] ACPI: Interpreter enabled [ 2.129633][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.130522][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.131754][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.131970][ T1] PCI: Using E820 reservations for host bridge windows [ 2.136467][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.262133][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.262133][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.262133][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.262380][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.275928][ T1] PCI host bridge to bus 0000:00 [ 2.276935][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.278247][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.279484][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.280700][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.281980][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.283412][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.286078][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.293666][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.317193][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.336535][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.340901][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.349391][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.355360][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.375621][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.383205][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.388855][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.406450][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.415292][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.436349][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.442264][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.451436][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.462181][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.486833][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.491984][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.498348][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 2.536441][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.542374][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.548137][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.554084][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.557763][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.576878][ T1] iommu: Default domain type: Translated [ 2.576878][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.576878][ T1] SCSI subsystem initialized [ 2.583528][ T1] ACPI: bus type USB registered [ 2.584361][ T1] usbcore: registered new interface driver usbfs [ 2.585485][ T1] usbcore: registered new interface driver hub [ 2.586580][ T1] usbcore: registered new device driver usb [ 2.587535][ T1] mc: Linux media interface: v0.10 [ 2.587535][ T1] videodev: Linux video capture interface: v2.00 [ 2.587535][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.587535][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.589559][ T1] PTP clock support registered [ 2.598081][ T1] EDAC MC: Ver: 3.0.0 [ 2.613236][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.616905][ T1] Bluetooth: Core ver 2.22 [ 2.617732][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.618654][ T1] Bluetooth: HCI device and connection manager initialized [ 2.619989][ T1] Bluetooth: HCI socket layer initialized [ 2.620943][ T1] Bluetooth: L2CAP socket layer initialized [ 2.622097][ T1] Bluetooth: SCO socket layer initialized [ 2.623709][ T1] NET: Registered PF_ATMPVC protocol family [ 2.624890][ T1] NET: Registered PF_ATMSVC protocol family [ 2.626107][ T1] NetLabel: Initializing [ 2.627738][ T1] NetLabel: domain hash size = 128 [ 2.629796][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.632136][ T1] NetLabel: unlabeled traffic allowed by default [ 2.635646][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.637321][ T1] NET: Registered PF_NFC protocol family [ 2.639021][ T1] PCI: Using ACPI for IRQ routing [ 2.641087][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.641957][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.641957][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.641974][ T1] vgaarb: loaded [ 2.655878][ T1] clocksource: Switched to clocksource kvm-clock [ 2.674126][ T1] VFS: Disk quotas dquot_6.6.0 [ 2.676121][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.677858][ T1] FS-Cache: Loaded [ 2.680210][ T1] CacheFiles: Loaded [ 2.681733][ T1] TOMOYO: 2.6.0 [ 2.682904][ T1] Mandatory Access Control activated. [ 2.687449][ T1] AppArmor: AppArmor Filesystem Enabled [ 2.689017][ T1] pnp: PnP ACPI init [ 2.707881][ T1] pnp: PnP ACPI: found 7 devices [ 2.751443][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.754715][ T1] NET: Registered PF_INET protocol family [ 2.759376][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.771891][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 2.776041][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 2.780113][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 2.791351][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 2.804317][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 2.809214][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 2.813856][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.818298][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.822508][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.825882][ T1] RPC: Registered named UNIX socket transport module. [ 2.827697][ T1] RPC: Registered udp transport module. [ 2.829168][ T1] RPC: Registered tcp transport module. [ 2.830334][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.835237][ T1] NET: Registered PF_XDP protocol family [ 2.836581][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 2.839244][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 2.841449][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 2.842859][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 2.846148][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.848463][ T1] PCI: CLS 0 bytes, default 64 [ 2.849844][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.852388][ T1] software IO TLB: mapped [mem 0x00000000b5800000-0x00000000b9800000] (64MB) [ 2.854868][ T1] ACPI: bus type thunderbolt registered [ 2.863830][ T56] kworker/u4:2 (56) used greatest stack depth: 27888 bytes left [ 2.882104][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 2.909674][ T1] kvm: already loaded vendor module 'kvm_intel' [ 2.912130][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 2.916628][ T1] clocksource: Switched to clocksource tsc [ 2.922485][ T61] kworker/u4:4 (61) used greatest stack depth: 27448 bytes left [ 5.930530][ T1] Initialise system trusted keyrings [ 5.935371][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.937527][ T1] zbud: loaded [ 5.942125][ T1] DLM installed [ 5.944982][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.949975][ T1] NFS: Registering the id_resolver key type [ 5.951622][ T1] Key type id_resolver registered [ 5.952808][ T1] Key type id_legacy registered [ 5.954116][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.956698][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.963155][ T1] Key type cifs.spnego registered [ 5.964944][ T1] Key type cifs.idmap registered [ 5.966204][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.967748][ T1] ntfs3: Max link count 4000 [ 5.968674][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.969554][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.970979][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.972839][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.975824][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.977718][ T1] QNX4 filesystem 0.2.3 registered. [ 5.979299][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.981495][ T1] fuse: init (API version 7.38) [ 5.984383][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.986753][ T1] orangefs_init: module version upstream loaded [ 5.988415][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.004722][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.007732][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.009119][ T1] NILFS version 2 loaded [ 6.009847][ T1] befs: version: 0.9.3 [ 6.010995][ T1] ocfs2: Registered cluster interface o2cb [ 6.012525][ T1] ocfs2: Registered cluster interface user [ 6.013759][ T1] OCFS2 User DLM kernel interface loaded [ 6.021633][ T1] gfs2: GFS2 installed [ 6.027509][ T1] ceph: loaded (mds proto 32) [ 6.040765][ T1] NET: Registered PF_ALG protocol family [ 6.042298][ T1] xor: automatically using best checksumming function avx [ 6.044272][ T1] async_tx: api initialized (async) [ 6.045815][ T1] Key type asymmetric registered [ 6.047080][ T1] Asymmetric key parser 'x509' registered [ 6.048462][ T1] Asymmetric key parser 'pkcs8' registered [ 6.049760][ T1] Key type pkcs7_test registered [ 6.053693][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.055023][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.057461][ T1] io scheduler mq-deadline registered [ 6.059432][ T1] io scheduler kyber registered [ 6.060535][ T1] io scheduler bfq registered [ 6.075341][ T173] kworker/u4:1 (173) used greatest stack depth: 27008 bytes left [ 6.077183][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.114354][ T1] ACPI: button: Power Button [PWRF] [ 6.116789][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.119591][ T1] ACPI: button: Sleep Button [SLPF] [ 6.138874][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.140468][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.158344][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.159658][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.178026][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.179231][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.190877][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.312411][ T351] kworker/u4:0 (351) used greatest stack depth: 26856 bytes left [ 6.587129][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.589047][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.591440][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.600505][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.608102][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.615409][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.632582][ T1] Non-volatile memory driver v1.3 [ 6.647957][ T1] Linux agpgart interface v0.103 [ 6.654943][ T1] ACPI: bus type drm_connector registered [ 6.662863][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 6.669226][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 6.690282][ T1] ------------[ cut here ]------------ [ 6.690293][ T1] WARNING: CPU: 0 PID: 1 at drivers/video/fbdev/core/fb_defio.c:340 fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.690327][ T1] Modules linked in: [ 6.690336][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller #0 [ 6.690349][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 6.690356][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.690372][ T1] Code: c1 e8 03 80 3c 30 00 75 38 48 8b 35 43 81 27 0a bf 08 00 00 00 e8 c1 05 06 fd 48 83 c4 10 5b 5d e9 66 76 34 fd e8 61 76 34 fd <0f> 0b 48 83 c4 10 5b 5d e9 54 76 34 fd e8 6f 97 82 fd e9 7a ff ff [ 6.690383][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293 [ 6.690394][ T1] RAX: 0000000000000000 RBX: ffff88801e2d0000 RCX: 0000000000000000 [ 6.690402][ T1] RDX: ffff888140150000 RSI: ffffffff844c552f RDI: ffff88801e2d0418 [ 6.690411][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff9133aa47 [ 6.690418][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 6.690426][ T1] R13: 0000000000000008 R14: ffff88801e281940 R15: 00000000000000d0 [ 6.690434][ T1] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 6.690446][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.690455][ T1] CR2: ffff88823ffff000 CR3: 000000000c48e000 CR4: 00000000003506f0 [ 6.690463][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6.690471][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6.690479][ T1] Call Trace: [ 6.690484][ T1] [ 6.690490][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 6.690511][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380 [ 6.690530][ T1] drm_fbdev_fb_imageblit+0x17d/0x260 [ 6.690544][ T1] soft_cursor+0x514/0xa30 [ 6.690566][ T1] bit_cursor+0xf13/0x17a0 [ 6.690586][ T1] ? bit_putcs+0xd20/0xd20 [ 6.690604][ T1] ? mark_lock.part.0+0x18d1/0x1910 [ 6.690624][ T1] ? fb_get_color_depth+0x11e/0x240 [ 6.690636][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 6.690655][ T1] ? get_color+0x22a/0x450 [ 6.690671][ T1] ? bit_putcs+0xd20/0xd20 [ 6.690684][ T1] fbcon_cursor+0x3e0/0x550 [ 6.690702][ T1] hide_cursor+0x85/0x280 [ 6.690720][ T1] redraw_screen+0x5b8/0x740 [ 6.690736][ T1] ? slab_free_freelist_hook+0x8b/0x1c0 [ 6.690759][ T1] ? vc_init+0x5a0/0x5a0 [ 6.690776][ T1] ? __kmem_cache_free+0xaf/0x3b0 [ 6.690794][ T1] ? gotoxy+0x1ce/0x490 [ 6.690811][ T1] vc_do_resize+0xed6/0x1170 [ 6.690839][ T1] ? vt_console_print+0xed0/0xed0 [ 6.690864][ T1] fbcon_init+0x1061/0x1920 [ 6.690879][ T1] ? drm_fb_helper_blank+0x260/0x260 [ 6.690896][ T1] visual_init+0x326/0x620 [ 6.690914][ T1] do_bind_con_driver.isra.0+0x52f/0x910 [ 6.690938][ T1] do_take_over_console+0x450/0x5c0 [ 6.690960][ T1] do_fbcon_takeover+0xe8/0x210 [ 6.690976][ T1] fbcon_fb_registered+0x34a/0x460 [ 6.690990][ T1] ? fb_var_to_videomode+0x4c9/0x690 [ 6.691005][ T1] register_framebuffer+0x6b7/0xb60 [ 6.691018][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0 [ 6.691031][ T1] ? fb_open+0x430/0x430 [ 6.691059][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0 [ 6.691082][ T1] ? drm_fb_helper_alloc_info+0x260/0x260 [ 6.691097][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.691116][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.691134][ T1] ? __raw_spin_lock_init+0x3a/0x110 [ 6.691150][ T1] drm_fb_helper_initial_config+0x4a/0x60 [ 6.691165][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0 [ 6.691179][ T1] drm_fbdev_generic_setup+0x165/0x440 [ 6.691193][ T1] vkms_init+0x569/0x5ed [ 6.691208][ T1] ? vgem_init+0x23d/0x23d [ 6.691220][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 6.691249][ T1] ? vgem_init+0x23d/0x23d [ 6.691262][ T1] do_one_initcall+0x141/0x790 [ 6.691279][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200 [ 6.691296][ T1] ? parameq+0xa0/0x170 [ 6.691322][ T1] kernel_init_freeable+0x6f9/0x782 [ 6.691338][ T1] ? rest_init+0x270/0x270 [ 6.691356][ T1] kernel_init+0x1e/0x1d0 [ 6.691371][ T1] ? rest_init+0x270/0x270 [ 6.691387][ T1] ret_from_fork+0x1f/0x30 [ 6.691411][ T1] [ 6.691417][ T1] Kernel panic - not syncing: panic_on_warn set ... [ 6.691422][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller #0 [ 6.691434][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 6.691439][ T1] Call Trace: [ 6.691442][ T1] [ 6.691446][ T1] dump_stack_lvl+0xd1/0x138 [ 6.691458][ T1] panic+0x2cc/0x626 [ 6.691471][ T1] ? panic_print_sys_info.part.0+0x110/0x110 [ 6.691489][ T1] ? __warn.cold+0x24b/0x350 [ 6.691503][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.691517][ T1] __warn.cold+0x25c/0x350 [ 6.691529][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.691543][ T1] report_bug+0x1c0/0x210 [ 6.691562][ T1] handle_bug+0x3c/0x70 [ 6.691575][ T1] exc_invalid_op+0x18/0x50 [ 6.691588][ T1] asm_exc_invalid_op+0x1a/0x20 [ 6.691603][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.691616][ T1] Code: c1 e8 03 80 3c 30 00 75 38 48 8b 35 43 81 27 0a bf 08 00 00 00 e8 c1 05 06 fd 48 83 c4 10 5b 5d e9 66 76 34 fd e8 61 76 34 fd <0f> 0b 48 83 c4 10 5b 5d e9 54 76 34 fd e8 6f 97 82 fd e9 7a ff ff [ 6.691626][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293 [ 6.691635][ T1] RAX: 0000000000000000 RBX: ffff88801e2d0000 RCX: 0000000000000000 [ 6.691642][ T1] RDX: ffff888140150000 RSI: ffffffff844c552f RDI: ffff88801e2d0418 [ 6.691649][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff9133aa47 [ 6.691656][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 6.691663][ T1] R13: 0000000000000008 R14: ffff88801e281940 R15: 00000000000000d0 [ 6.691675][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.691691][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.691704][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 6.691721][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380 [ 6.691737][ T1] drm_fbdev_fb_imageblit+0x17d/0x260 [ 6.691753][ T1] soft_cursor+0x514/0xa30 [ 6.691775][ T1] bit_cursor+0xf13/0x17a0 [ 6.691795][ T1] ? bit_putcs+0xd20/0xd20 [ 6.691812][ T1] ? mark_lock.part.0+0x18d1/0x1910 [ 6.691830][ T1] ? fb_get_color_depth+0x11e/0x240 [ 6.691840][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 6.691857][ T1] ? get_color+0x22a/0x450 [ 6.691872][ T1] ? bit_putcs+0xd20/0xd20 [ 6.691884][ T1] fbcon_cursor+0x3e0/0x550 [ 6.691900][ T1] hide_cursor+0x85/0x280 [ 6.691917][ T1] redraw_screen+0x5b8/0x740 [ 6.691932][ T1] ? slab_free_freelist_hook+0x8b/0x1c0 [ 6.691948][ T1] ? vc_init+0x5a0/0x5a0 [ 6.691969][ T1] ? __kmem_cache_free+0xaf/0x3b0 [ 6.691983][ T1] ? gotoxy+0x1ce/0x490 [ 6.691983][ T1] vc_do_resize+0xed6/0x1170 [ 6.691983][ T1] ? vt_console_print+0xed0/0xed0 [ 6.691983][ T1] fbcon_init+0x1061/0x1920 [ 6.691983][ T1] ? drm_fb_helper_blank+0x260/0x260 [ 6.691983][ T1] visual_init+0x326/0x620 [ 6.691983][ T1] do_bind_con_driver.isra.0+0x52f/0x910 [ 6.691983][ T1] do_take_over_console+0x450/0x5c0 [ 6.691983][ T1] do_fbcon_takeover+0xe8/0x210 [ 6.691983][ T1] fbcon_fb_registered+0x34a/0x460 [ 6.691983][ T1] ? fb_var_to_videomode+0x4c9/0x690 [ 6.691983][ T1] register_framebuffer+0x6b7/0xb60 [ 6.691983][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0 [ 6.691983][ T1] ? fb_open+0x430/0x430 [ 6.691983][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0 [ 6.691983][ T1] ? drm_fb_helper_alloc_info+0x260/0x260 [ 6.691983][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.691983][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.691983][ T1] ? __raw_spin_lock_init+0x3a/0x110 [ 6.691983][ T1] drm_fb_helper_initial_config+0x4a/0x60 [ 6.691983][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0 [ 6.691983][ T1] drm_fbdev_generic_setup+0x165/0x440 [ 6.691983][ T1] vkms_init+0x569/0x5ed [ 6.691983][ T1] ? vgem_init+0x23d/0x23d [ 6.691983][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 6.691983][ T1] ? vgem_init+0x23d/0x23d [ 6.691983][ T1] do_one_initcall+0x141/0x790 [ 6.691983][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200 [ 6.691983][ T1] ? parameq+0xa0/0x170 [ 6.691983][ T1] kernel_init_freeable+0x6f9/0x782 [ 6.691983][ T1] ? rest_init+0x270/0x270 [ 6.691983][ T1] kernel_init+0x1e/0x1d0 [ 6.691983][ T1] ? rest_init+0x270/0x270 [ 6.691983][ T1] ret_from_fork+0x1f/0x30 [ 6.691983][ T1] [ 6.691983][ T1] Kernel Offset: disabled [ 6.691983][ T1] Rebooting in 86400 seconds..