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@10.128.1.19" "pwd"]: exit status 255 ssh: connect to host 10.128.1.19 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-0 port 1 (session ID: 3fb3a05aeb9586c8128772c03b716438d75ba6dd9297ac80452db66dc4f502a4, 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 99cf6481-913a-f8b3-88a8-0e052a788a13 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 3922295130 cycles [ 0.001350][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004660][ T0] tsc: Detected 2199.998 MHz processor [ 0.009394][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010577][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012216][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017299][ T0] found SMP MP-table at [mem 0x000f2710-0x000f271f] [ 0.018705][ T0] Using GB pages for direct mapping [ 0.021276][ T0] ACPI: Early table checksum verification disabled [ 0.022668][ T0] ACPI: RSDP 0x00000000000F2490 000014 (v00 Google) [ 0.023998][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.026662][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028689][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.030887][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.031856][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.033067][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.034992][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.037364][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.039303][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.041298][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.042913][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.044661][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.045891][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.047332][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.049234][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.051119][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.052392][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.054179][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.055156][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.056373][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.057826][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.058920][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.060032][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.061775][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.064232][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.066549][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.068365][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.070097][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.099652][ T0] Zone ranges: [ 0.100598][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101895][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103390][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.104504][ T0] Device empty [ 0.105075][ T0] Movable zone start for each node [ 0.105871][ T0] Early memory node ranges [ 0.106975][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.108850][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.110227][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.111747][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.113291][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.114729][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.116013][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.116164][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.151693][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.416739][ T0] kasan: KernelAddressSanitizer initialized [ 0.419541][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.420479][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.421750][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.423279][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.424743][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.426076][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.427651][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.429068][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.430476][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.431576][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.433095][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.434536][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.436269][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.438264][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.439890][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.441933][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.443751][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.445414][ T0] Booting paravirtualized kernel on KVM [ 0.446910][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.509165][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.511853][ T0] percpu: Embedded 70 pages/cpu s249608 r8192 d28920 u1048576 [ 0.513082][ T0] kvm-guest: PV spinlocks enabled [ 0.514147][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.516132][ T0] Fallback order for Node 0: 0 1 [ 0.517100][ T0] Fallback order for Node 1: 1 0 [ 0.517923][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.519131][ T0] Policy zone: Normal [ 0.519916][ 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 [ 0.543781][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.548527][ T0] random: crng init done [ 0.550108][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.553109][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.554414][ T0] software IO TLB: area num 2. [ 1.266963][ T0] Memory: 6816868K/8388204K available (151552K kernel code, 36221K rwdata, 31432K rodata, 2904K init, 33552K bss, 1571080K reserved, 0K cma-reserved) [ 1.270609][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.273759][ T0] Dynamic Preempt: full [ 1.274935][ T0] Running RCU self tests [ 1.275564][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.276576][ T0] rcu: RCU lockdep checking is enabled. [ 1.277341][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.278420][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.279533][ T0] rcu: RCU debug extended QS entry/exit. [ 1.280289][ T0] All grace periods are expedited (rcu_expedited). [ 1.281146][ T0] Trampoline variant of Tasks RCU enabled. [ 1.281928][ T0] Tracing variant of Tasks RCU enabled. [ 1.282952][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.284168][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.320814][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.322359][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.323763][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.326352][ T0] Console: colour VGA+ 80x25 [ 1.327121][ T0] printk: console [ttyS0] enabled [ 1.327121][ T0] printk: console [ttyS0] enabled [ 1.328505][ T0] printk: bootconsole [earlyser0] disabled [ 1.328505][ T0] printk: bootconsole [earlyser0] disabled [ 1.330110][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.331285][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.332043][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.332837][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.333597][ T0] ... CLASSHASH_SIZE: 4096 [ 1.334394][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.335218][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.335966][ T0] ... CHAINHASH_SIZE: 131072 [ 1.336851][ T0] memory used by lock dependency info: 20657 kB [ 1.337839][ T0] memory used for stack traces: 8320 kB [ 1.338677][ T0] per task-struct memory footprint: 1920 bytes [ 1.339637][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.341378][ T0] ACPI: Core revision 20221020 [ 1.342704][ T0] APIC: Switch to symmetric I/O mode setup [ 1.344013][ T0] x2apic enabled [ 1.346994][ T0] Switched APIC routing to physical x2apic. [ 1.352772][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.354063][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.355868][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.357443][ T0] pid_max: default: 32768 minimum: 301 [ 1.358494][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,integrity,tomoyo,apparmor,bpf [ 1.360072][ T0] landlock: Up and running. [ 1.360701][ T0] Yama: becoming mindful. [ 1.361494][ T0] TOMOYO Linux initialized [ 1.362362][ T0] AppArmor: AppArmor initialized [ 1.365909][ T0] LSM support for eBPF active [ 1.369636][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.372641][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.374205][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.375970][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.380067][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.381119][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.382322][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.384017][ T0] Spectre V2 : Mitigation: IBRS [ 1.384807][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.385871][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.387238][ T0] RETBleed: Mitigation: IBRS [ 1.387979][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.389387][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.390836][ T0] MDS: Mitigation: Clear CPU buffers [ 1.391587][ T0] TAA: Mitigation: Clear CPU buffers [ 1.392321][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.405543][ T0] Freeing SMP alternatives memory: 116K [ 1.527138][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.530663][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.531897][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.533173][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.534577][ T1] Running RCU-tasks wait API self tests [ 1.636226][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.638745][ T1] rcu: Hierarchical SRCU implementation. [ 1.639659][ T1] rcu: Max phase no-delay instances is 1000. [ 1.644300][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.646113][ T1] smp: Bringing up secondary CPUs ... [ 1.648313][ T1] x86: Booting SMP configuration: [ 1.649122][ T1] .... node #0, CPUs: #1 [ 1.650943][ 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. [ 1.650943][ 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. [ 1.655997][ 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. [ 1.658813][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.659551][ T1] smpboot: Max logical packages: 1 [ 1.660591][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 1.675983][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.691484][ T1] allocated 134217728 bytes of page_ext [ 1.692607][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.711537][ T1] Node 0, zone DMA32: page owner found early allocated 19748 pages [ 1.723559][ T1] Node 0, zone Normal: page owner found early allocated 468 pages [ 1.738527][ T1] Node 1, zone Normal: page owner found early allocated 18923 pages [ 1.746307][ T1] devtmpfs: initialized [ 1.746307][ T1] x86/mm: Memory block size: 128MB [ 1.779255][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.785878][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.785878][ T1] PM: RTC time: 08:44:04, date: 2022-11-23 [ 1.798113][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.803828][ T1] audit: initializing netlink subsys (disabled) [ 1.807342][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.807355][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.808609][ T1] cpuidle: using governor menu [ 1.810446][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.815921][ T27] audit: type=2000 audit(1669193044.354:1): state=initialized audit_enabled=0 res=1 [ 1.816772][ T1] PCI: Using configuration type 1 for base access [ 1.825942][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.829100][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 1.830349][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 1.830349][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.830349][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.846042][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.849876][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 1.851008][ T1] raid6: using avx2x2 recovery algorithm [ 1.856983][ T12] Callback from call_rcu_tasks() invoked. [ 1.858098][ T1] ACPI: Added _OSI(Module Device) [ 1.858098][ T1] ACPI: Added _OSI(Processor Device) [ 1.858526][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.859380][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 1.942900][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.999849][ T1] ACPI: Interpreter enabled [ 2.000999][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.001886][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.003423][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.005222][ T1] PCI: Using E820 reservations for host bridge windows [ 2.009279][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.128527][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.130127][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.131570][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.134015][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.148180][ T1] PCI host bridge to bus 0000:00 [ 2.149067][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.150393][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.151830][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.153059][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.154625][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.155882][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.157734][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.163739][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.184313][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.202193][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.207546][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.214492][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.218689][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.236068][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.244583][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.249219][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.269071][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.276944][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.296209][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.300926][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.310405][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.316087][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.334599][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.343035][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.349283][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 2.385154][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.391387][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.397657][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.403037][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.406666][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.424286][ T1] iommu: Default domain type: Translated [ 2.425336][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.429438][ T1] SCSI subsystem initialized [ 2.431875][ T1] ACPI: bus type USB registered [ 2.433419][ T1] usbcore: registered new interface driver usbfs [ 2.434665][ T1] usbcore: registered new interface driver hub [ 2.436039][ T1] usbcore: registered new device driver usb [ 2.439023][ T1] mc: Linux media interface: v0.10 [ 2.440199][ T1] videodev: Linux video capture interface: v2.00 [ 2.441743][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.442708][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.444432][ T1] PTP clock support registered [ 2.446724][ T1] EDAC MC: Ver: 3.0.0 [ 2.450701][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.456144][ T1] Bluetooth: Core ver 2.22 [ 2.457075][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.458105][ T1] Bluetooth: HCI device and connection manager initialized [ 2.459400][ T1] Bluetooth: HCI socket layer initialized [ 2.460451][ T1] Bluetooth: L2CAP socket layer initialized [ 2.461446][ T1] Bluetooth: SCO socket layer initialized [ 2.462485][ T1] NET: Registered PF_ATMPVC protocol family [ 2.463535][ T1] NET: Registered PF_ATMSVC protocol family [ 2.464728][ T1] NetLabel: Initializing [ 2.465374][ T1] NetLabel: domain hash size = 128 [ 2.465866][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.467185][ T1] NetLabel: unlabeled traffic allowed by default [ 2.470112][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.471383][ T1] NET: Registered PF_NFC protocol family [ 2.472463][ T1] PCI: Using ACPI for IRQ routing [ 2.474232][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.475298][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.475855][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.476165][ T1] vgaarb: loaded [ 2.487726][ T1] clocksource: Switched to clocksource kvm-clock [ 2.493128][ T1] VFS: Disk quotas dquot_6.6.0 [ 2.494168][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.495855][ T1] FS-Cache: Loaded [ 2.496282][ T1] CacheFiles: Loaded [ 2.497441][ T1] TOMOYO: 2.6.0 [ 2.498016][ T1] Mandatory Access Control activated. [ 2.502583][ T1] AppArmor: AppArmor Filesystem Enabled [ 2.504339][ T1] pnp: PnP ACPI init [ 2.521924][ T1] pnp: PnP ACPI: found 7 devices [ 2.565517][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.568242][ T1] NET: Registered PF_INET protocol family [ 2.572337][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.584322][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 2.587058][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 2.590271][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 2.600374][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 2.612257][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 2.616300][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 2.620218][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.624344][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.627628][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.630781][ T1] RPC: Registered named UNIX socket transport module. [ 2.631884][ T1] RPC: Registered udp transport module. [ 2.632719][ T1] RPC: Registered tcp transport module. [ 2.633787][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.638780][ T1] NET: Registered PF_XDP protocol family [ 2.639762][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 2.640924][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 2.642189][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 2.643793][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 2.646160][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.647618][ T1] PCI: CLS 0 bytes, default 64 [ 2.653985][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.655202][ T1] software IO TLB: mapped [mem 0x00000000b5800000-0x00000000b9800000] (64MB) [ 2.656883][ T1] ACPI: bus type thunderbolt registered [ 2.666862][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 2.667877][ T57] kworker/u4:1 (57) used greatest stack depth: 27944 bytes left [ 2.688491][ T1] kvm: already loaded vendor module 'kvm_intel' [ 2.689723][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 2.692262][ T1] clocksource: Switched to clocksource tsc [ 5.785318][ T1] Initialise system trusted keyrings [ 5.789979][ T103] kworker/u4:2 (103) used greatest stack depth: 26840 bytes left [ 5.789984][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.792602][ T1] zbud: loaded [ 5.797660][ T1] DLM installed [ 5.799689][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.804371][ T1] NFS: Registering the id_resolver key type [ 5.805385][ T1] Key type id_resolver registered [ 5.806354][ T1] Key type id_legacy registered [ 5.807120][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.808697][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.813945][ T1] Key type cifs.spnego registered [ 5.814944][ T1] Key type cifs.idmap registered [ 5.816229][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.817277][ T1] ntfs3: Max link count 4000 [ 5.818142][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.819184][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.820300][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.821149][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.823261][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.824243][ T1] QNX4 filesystem 0.2.3 registered. [ 5.825004][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.827024][ T1] fuse: init (API version 7.38) [ 5.831013][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.832808][ T1] orangefs_init: module version upstream loaded [ 5.833997][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.849805][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.853237][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.854616][ T1] NILFS version 2 loaded [ 5.855205][ T1] befs: version: 0.9.3 [ 5.856248][ T1] ocfs2: Registered cluster interface o2cb [ 5.858040][ T1] ocfs2: Registered cluster interface user [ 5.859583][ T1] OCFS2 User DLM kernel interface loaded [ 5.868064][ T1] gfs2: GFS2 installed [ 5.873478][ T1] ceph: loaded (mds proto 32) [ 5.887147][ T1] NET: Registered PF_ALG protocol family [ 5.888467][ T1] xor: automatically using best checksumming function avx [ 5.889575][ T1] async_tx: api initialized (async) [ 5.890469][ T1] Key type asymmetric registered [ 5.891380][ T1] Asymmetric key parser 'x509' registered [ 5.892193][ T1] Asymmetric key parser 'pkcs8' registered [ 5.892985][ T1] Key type pkcs7_test registered [ 5.897102][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 5.899062][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 5.900932][ T1] io scheduler mq-deadline registered [ 5.901764][ T1] io scheduler kyber registered [ 5.902583][ T1] io scheduler bfq registered [ 5.911249][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.946551][ T1] ACPI: button: Power Button [PWRF] [ 5.948027][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 5.949712][ T1] ACPI: button: Sleep Button [SLPF] [ 5.975698][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.976924][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.991051][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.992053][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.009302][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.010383][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.023525][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.238528][ T475] kworker/u4:0 (475) used greatest stack depth: 26704 bytes left [ 6.434708][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.436265][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.438618][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.445841][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.452033][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.459827][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.477581][ T1] Non-volatile memory driver v1.3 [ 6.491015][ T1] Linux agpgart interface v0.103 [ 6.496864][ T1] ACPI: bus type drm_connector registered [ 6.504556][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 6.511786][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 6.531765][ T1] ------------[ cut here ]------------ [ 6.531777][ T1] WARNING: CPU: 0 PID: 1 at drivers/video/fbdev/core/fb_defio.c:340 fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.531819][ T1] Modules linked in: [ 6.531828][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller #0 [ 6.531841][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 6.531848][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.531863][ 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 [ 6.531875][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293 [ 6.531886][ T1] RAX: 0000000000000000 RBX: ffff88814692b000 RCX: 0000000000000000 [ 6.531895][ T1] RDX: ffff888140070000 RSI: ffffffff844c552f RDI: ffff88814692b418 [ 6.531903][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff9133aa47 [ 6.531911][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 6.531918][ T1] R13: 0000000000000008 R14: ffff88814690b140 R15: 00000000000000d0 [ 6.531927][ T1] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 6.531939][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.531948][ T1] CR2: ffff88823ffff000 CR3: 000000000c48e000 CR4: 00000000003506f0 [ 6.531956][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6.531964][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6.531972][ T1] Call Trace: [ 6.531976][ T1] [ 6.531982][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 6.532002][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380 [ 6.532021][ T1] drm_fbdev_fb_imageblit+0x17d/0x260 [ 6.532036][ T1] soft_cursor+0x514/0xa30 [ 6.532058][ T1] bit_cursor+0xf13/0x17a0 [ 6.532078][ T1] ? bit_putcs+0xd20/0xd20 [ 6.532096][ T1] ? mark_lock.part.0+0x18d1/0x1910 [ 6.532118][ T1] ? fb_get_color_depth+0x11e/0x240 [ 6.532130][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 6.532149][ T1] ? get_color+0x22a/0x450 [ 6.532165][ T1] ? bit_putcs+0xd20/0xd20 [ 6.532178][ T1] fbcon_cursor+0x3e0/0x550 [ 6.532196][ T1] hide_cursor+0x85/0x280 [ 6.532214][ T1] redraw_screen+0x5b8/0x740 [ 6.532231][ T1] ? slab_free_freelist_hook+0x8b/0x1c0 [ 6.532249][ T1] ? vc_init+0x5a0/0x5a0 [ 6.532265][ T1] ? __kmem_cache_free+0xaf/0x3b0 [ 6.532284][ T1] ? gotoxy+0x1ce/0x490 [ 6.532301][ T1] vc_do_resize+0xed6/0x1170 [ 6.532329][ T1] ? vt_console_print+0xed0/0xed0 [ 6.532354][ T1] fbcon_init+0x1061/0x1920 [ 6.532370][ T1] ? drm_fb_helper_blank+0x260/0x260 [ 6.532387][ T1] visual_init+0x326/0x620 [ 6.532405][ T1] do_bind_con_driver.isra.0+0x52f/0x910 [ 6.532429][ T1] do_take_over_console+0x450/0x5c0 [ 6.532457][ T1] do_fbcon_takeover+0xe8/0x210 [ 6.532473][ T1] fbcon_fb_registered+0x34a/0x460 [ 6.532488][ T1] ? fb_var_to_videomode+0x4c9/0x690 [ 6.532503][ T1] register_framebuffer+0x6b7/0xb60 [ 6.532516][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0 [ 6.532529][ T1] ? fb_open+0x430/0x430 [ 6.532557][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0 [ 6.532580][ T1] ? drm_fb_helper_alloc_info+0x260/0x260 [ 6.532595][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.532614][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.532632][ T1] ? __raw_spin_lock_init+0x3a/0x110 [ 6.532648][ T1] drm_fb_helper_initial_config+0x4a/0x60 [ 6.532663][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0 [ 6.532678][ T1] drm_fbdev_generic_setup+0x165/0x440 [ 6.532693][ T1] vkms_init+0x569/0x5ed [ 6.532712][ T1] ? vgem_init+0x23d/0x23d [ 6.532724][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 6.532752][ T1] ? vgem_init+0x23d/0x23d [ 6.532765][ T1] do_one_initcall+0x141/0x790 [ 6.532783][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200 [ 6.532800][ T1] ? parameq+0xa0/0x170 [ 6.532826][ T1] kernel_init_freeable+0x6f9/0x782 [ 6.532842][ T1] ? rest_init+0x270/0x270 [ 6.532860][ T1] kernel_init+0x1e/0x1d0 [ 6.532875][ T1] ? rest_init+0x270/0x270 [ 6.532892][ T1] ret_from_fork+0x1f/0x30 [ 6.532916][ T1] [ 6.532922][ T1] Kernel panic - not syncing: panic_on_warn set ... [ 6.532927][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller #0 [ 6.532938][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 6.532943][ T1] Call Trace: [ 6.532947][ T1] [ 6.532951][ T1] dump_stack_lvl+0xd1/0x138 [ 6.532963][ T1] panic+0x2cc/0x626 [ 6.532976][ T1] ? panic_print_sys_info.part.0+0x110/0x110 [ 6.532994][ T1] ? __warn.cold+0x24b/0x350 [ 6.533008][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.533022][ T1] __warn.cold+0x25c/0x350 [ 6.533035][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.533049][ T1] report_bug+0x1c0/0x210 [ 6.533068][ T1] handle_bug+0x3c/0x70 [ 6.533081][ T1] exc_invalid_op+0x18/0x50 [ 6.533094][ T1] asm_exc_invalid_op+0x1a/0x20 [ 6.533109][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.533123][ 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 [ 6.533133][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293 [ 6.533146][ T1] RAX: 0000000000000000 RBX: ffff88814692b000 RCX: 0000000000000000 [ 6.533153][ T1] RDX: ffff888140070000 RSI: ffffffff844c552f RDI: ffff88814692b418 [ 6.533160][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff9133aa47 [ 6.533167][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 6.533173][ T1] R13: 0000000000000008 R14: ffff88814690b140 R15: 00000000000000d0 [ 6.533186][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.533202][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0 [ 6.533215][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 6.533232][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380 [ 6.533248][ T1] drm_fbdev_fb_imageblit+0x17d/0x260 [ 6.533262][ T1] soft_cursor+0x514/0xa30 [ 6.533282][ T1] bit_cursor+0xf13/0x17a0 [ 6.533301][ T1] ? bit_putcs+0xd20/0xd20 [ 6.533318][ T1] ? mark_lock.part.0+0x18d1/0x1910 [ 6.533336][ T1] ? fb_get_color_depth+0x11e/0x240 [ 6.533346][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 6.533363][ T1] ? get_color+0x22a/0x450 [ 6.533378][ T1] ? bit_putcs+0xd20/0xd20 [ 6.533390][ T1] fbcon_cursor+0x3e0/0x550 [ 6.533406][ T1] hide_cursor+0x85/0x280 [ 6.533423][ T1] redraw_screen+0x5b8/0x740 [ 6.533439][ T1] ? slab_free_freelist_hook+0x8b/0x1c0 [ 6.533455][ T1] ? vc_init+0x5a0/0x5a0 [ 6.533470][ T1] ? __kmem_cache_free+0xaf/0x3b0 [ 6.533487][ T1] ? gotoxy+0x1ce/0x490 [ 6.533503][ T1] vc_do_resize+0xed6/0x1170 [ 6.533529][ T1] ? vt_console_print+0xed0/0xed0 [ 6.533552][ T1] fbcon_init+0x1061/0x1920 [ 6.533567][ T1] ? drm_fb_helper_blank+0x260/0x260 [ 6.533583][ T1] visual_init+0x326/0x620 [ 6.533600][ T1] do_bind_con_driver.isra.0+0x52f/0x910 [ 6.533622][ T1] do_take_over_console+0x450/0x5c0 [ 6.533643][ T1] do_fbcon_takeover+0xe8/0x210 [ 6.533658][ T1] fbcon_fb_registered+0x34a/0x460 [ 6.533671][ T1] ? fb_var_to_videomode+0x4c9/0x690 [ 6.533685][ T1] register_framebuffer+0x6b7/0xb60 [ 6.533701][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0 [ 6.533713][ T1] ? fb_open+0x430/0x430 [ 6.533739][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0 [ 6.533760][ T1] ? drm_fb_helper_alloc_info+0x260/0x260 [ 6.533774][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.533796][ T1] ? lockdep_init_map_type+0x21e/0x800 [ 6.533813][ T1] ? __raw_spin_lock_init+0x3a/0x110 [ 6.533828][ T1] drm_fb_helper_initial_config+0x4a/0x60 [ 6.533842][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0 [ 6.533855][ T1] drm_fbdev_generic_setup+0x165/0x440 [ 6.533869][ T1] vkms_init+0x569/0x5ed [ 6.533882][ T1] ? vgem_init+0x23d/0x23d [ 6.533893][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 6.533919][ T1] ? vgem_init+0x23d/0x23d [ 6.533931][ T1] do_one_initcall+0x141/0x790 [ 6.533946][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200 [ 6.533962][ T1] ? parameq+0xa0/0x170 [ 6.533986][ T1] kernel_init_freeable+0x6f9/0x782 [ 6.534000][ T1] ? rest_init+0x270/0x270 [ 6.534017][ T1] kernel_init+0x1e/0x1d0 [ 6.534031][ T1] ? rest_init+0x270/0x270 [ 6.534046][ T1] ret_from_fork+0x1f/0x30 [ 6.534069][ T1] [ 6.534135][ T1] Kernel Offset: disabled [ 6.535890][ T1] Rebooting in 86400 seconds..