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@10.128.0.157" "pwd"]: exit status 255 ssh: connect to host 10.128.0.157 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-2 port 1 (session ID: 34e71ed0f76d0ebc13a229fbe38728d40b4ff433ce884a31a2935808906c6021, 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 633cdbc8-83d4-2ab1-e53f-fc3179553bbc 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 0x000f2830: 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 6.8.0-rc7-next-20240304-syzkaller (syzkaller@syzkaller) (Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40) #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] 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: legacy 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] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000008][ T0] kvm-clock: using sched offset of 4739464743 cycles [ 0.001438][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.005877][ T0] tsc: Detected 2200.192 MHz processor [ 0.010825][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.011932][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.013369][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.014726][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.022510][ T0] found SMP MP-table at [mem 0x000f2af0-0x000f2aff] [ 0.023635][ T0] Using GB pages for direct mapping [ 0.027667][ T0] ACPI: Early table checksum verification disabled [ 0.028684][ T0] ACPI: RSDP 0x00000000000F2870 000014 (v00 Google) [ 0.029753][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.031226][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.032946][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.034363][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.035197][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.035935][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.037318][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.038640][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.039983][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.041508][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.043297][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.045662][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.047207][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.048681][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.050347][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.051710][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.052850][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.054104][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.055384][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.056172][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.057537][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.058865][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.060357][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.062304][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.065019][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.066900][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.069453][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.071713][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.140637][ T0] Zone ranges: [ 0.141675][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.142954][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.144502][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.146075][ T0] Device empty [ 0.146655][ T0] Movable zone start for each node [ 0.147606][ T0] Early memory node ranges [ 0.148539][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.149718][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.150709][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.152041][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.153322][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.154718][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.156286][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.158615][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.247473][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.870510][ T0] kasan: KernelAddressSanitizer initialized [ 0.872407][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.873959][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.875507][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.876658][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.877704][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.878864][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.880240][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.881554][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.882739][ T0] CPU topo: Max. logical packages: 1 [ 0.883530][ T0] CPU topo: Max. logical dies: 1 [ 0.884406][ T0] CPU topo: Max. dies per package: 1 [ 0.885180][ T0] CPU topo: Max. threads per core: 2 [ 0.886056][ T0] CPU topo: Num. cores per package: 1 [ 0.886817][ T0] CPU topo: Num. threads per package: 2 [ 0.887616][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.888899][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.890429][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.892043][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.893628][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.895604][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.897540][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.898717][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.900094][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.901435][ T0] Booting paravirtualized kernel on KVM [ 0.902751][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.051855][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 1.054468][ T0] percpu: Embedded 74 pages/cpu s262408 r8192 d32504 u1048576 [ 1.055760][ T0] kvm-guest: PV spinlocks enabled [ 1.057054][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.058586][ 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 rcupdate.rcu_cpu_stall_cputime=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 [ 1.079777][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 1.082030][ T0] random: crng init done [ 1.082842][ T0] Fallback order for Node 0: 0 1 [ 1.082883][ T0] Fallback order for Node 1: 1 0 [ 1.082897][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 1.086507][ T0] Policy zone: Normal [ 1.088418][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 1.089699][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 1.091026][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.100751][ T0] software IO TLB: area num 2. [ 2.412031][ T0] Memory: 6757680K/8388204K available (176128K kernel code, 27270K rwdata, 35544K rodata, 25792K init, 36024K bss, 1630268K reserved, 0K cma-reserved) [ 2.417104][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.599836][ T0] allocated 167772160 bytes of page_ext [ 2.600935][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.616759][ T0] Node 0, zone DMA32: page owner found early allocated 20582 pages [ 2.629809][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.641436][ T0] Node 1, zone Normal: page owner found early allocated 20483 pages [ 2.643875][ T0] Kernel/User page tables isolation: enabled [ 2.646193][ T0] Dynamic Preempt: full [ 2.648723][ T0] Running RCU self tests [ 2.649421][ T0] Running RCU synchronous self tests [ 2.650686][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.651765][ T0] rcu: RCU lockdep checking is enabled. [ 2.652598][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.653735][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.655110][ T0] rcu: RCU debug extended QS entry/exit. [ 2.656083][ T0] All grace periods are expedited (rcu_expedited). [ 2.657070][ T0] Trampoline variant of Tasks RCU enabled. [ 2.658070][ T0] Tracing variant of Tasks RCU enabled. [ 2.658947][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.660409][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.662108][ T0] Running RCU synchronous self tests [ 2.662917][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.664008][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.765757][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.768975][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.770642][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 2.773989][ T0] Console: colour VGA+ 80x25 [ 2.774727][ T0] printk: legacy console [ttyS0] enabled [ 2.774727][ T0] printk: legacy console [ttyS0] enabled [ 2.776519][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.776519][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.778502][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.779716][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.780530][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.781561][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.782566][ T0] ... CLASSHASH_SIZE: 4096 [ 2.783760][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.784625][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.786115][ T0] ... CHAINHASH_SIZE: 131072 [ 2.786928][ T0] memory used by lock dependency info: 20721 kB [ 2.788038][ T0] memory used for stack traces: 8320 kB [ 2.789103][ T0] per task-struct memory footprint: 1920 bytes [ 2.790676][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.793229][ T0] ACPI: Core revision 20230628 [ 2.795713][ T0] APIC: Switch to symmetric I/O mode setup [ 2.797580][ T0] x2apic enabled [ 2.802368][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.809516][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.811062][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6e835671, max_idle_ns: 440795274684 ns [ 2.813170][ T0] Calibrating delay loop (skipped) preset value.. 4400.38 BogoMIPS (lpj=22001920) [ 2.823581][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.824974][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.826035][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.827571][ T0] Spectre V2 : Mitigation: IBRS [ 2.828283][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.829519][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.830594][ T0] RETBleed: Mitigation: IBRS [ 2.831385][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.832623][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.833318][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.834641][ T0] MDS: Mitigation: Clear CPU buffers [ 2.835407][ T0] TAA: Mitigation: Clear CPU buffers [ 2.836163][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.837376][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.838536][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.839654][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.840819][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.841840][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 3.088839][ T0] Freeing SMP alternatives memory: 128K [ 3.089805][ T0] pid_max: default: 32768 minimum: 301 [ 3.091063][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 3.092706][ T0] landlock: Up and running. [ 3.093157][ T0] Yama: becoming mindful. [ 3.093920][ T0] TOMOYO Linux initialized [ 3.095080][ T0] AppArmor: AppArmor initialized [ 3.095832][ T0] LSM support for eBPF active [ 3.104623][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 3.110390][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 3.112339][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 3.113563][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 3.119872][ T0] Running RCU synchronous self tests [ 3.120767][ T0] Running RCU synchronous self tests [ 3.244396][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 3.250922][ T1] Running RCU Tasks wait API self tests [ 3.353702][ T1] Running RCU Tasks Trace wait API self tests [ 3.354768][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 3.356591][ T1] signal: max sigframe size: 1776 [ 3.358491][ T1] rcu: Hierarchical SRCU implementation. [ 3.359613][ T1] rcu: Max phase no-delay instances is 1000. [ 3.368516][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.370925][ T1] smp: Bringing up secondary CPUs ... [ 3.374692][ T1] smpboot: x86: Booting SMP configuration: [ 3.375734][ T1] .... node #0, CPUs: #1 [ 3.376006][ T14] Callback from call_rcu_tasks_trace() invoked. [ 3.379457][ 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. [ 3.383245][ 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. [ 3.386082][ 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. [ 3.388631][ T1] smp: Brought up 2 nodes, 2 CPUs [ 3.389382][ T1] smpboot: Total of 2 processors activated (8800.76 BogoMIPS) [ 3.396126][ T1] devtmpfs: initialized [ 3.396126][ T1] x86/mm: Memory block size: 128MB [ 3.434806][ T1] Running RCU synchronous self tests [ 3.434918][ T1] Running RCU synchronous self tests [ 3.435839][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.437724][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 3.443167][ T1] PM: RTC time: 05:31:35, date: 2024-03-04 [ 3.464298][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.469804][ T1] audit: initializing netlink subsys (disabled) [ 3.475162][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.475180][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.483287][ T28] audit: type=2000 audit(1709530295.905:1): state=initialized audit_enabled=0 res=1 [ 3.485848][ T1] cpuidle: using governor menu [ 3.485848][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.487215][ T1] dca service started, version 1.12.1 [ 3.487215][ T1] PCI: Using configuration type 1 for base access [ 3.523315][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 3.524599][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 3.525816][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.533163][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.533722][ T1] Demotion targets for Node 0: null [ 3.534704][ T1] Demotion targets for Node 1: null [ 3.555603][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.573573][ T13] Callback from call_rcu_tasks() invoked. [ 3.585231][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.593213][ T1] raid6: using avx2x2 recovery algorithm [ 3.593213][ T1] ACPI: Added _OSI(Module Device) [ 3.593213][ T1] ACPI: Added _OSI(Processor Device) [ 3.593213][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.593213][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.809973][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.871133][ T1] ACPI: _OSC evaluation for CPUs failed, trying _PDC [ 3.897407][ T1] ACPI: Interpreter enabled [ 3.899113][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.900182][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.901714][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.903157][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.911316][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.200188][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.202266][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.203165][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 4.206974][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 4.234062][ T1] PCI host bridge to bus 0000:00 [ 4.235268][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.236942][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.238185][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.239771][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.241031][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 4.243038][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.244337][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 4.255143][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 4.290648][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 4.314891][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.323300][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 4.333186][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 4.340692][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 4.366094][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 4.375762][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 4.382694][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 4.407172][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 4.427212][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 4.448055][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.457257][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 4.468044][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 4.475201][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 4.499538][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.508554][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.515672][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 4.582256][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.592089][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.603418][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.614126][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.620499][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.646918][ T1] iommu: Default domain type: Translated [ 4.647990][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.657817][ T1] SCSI subsystem initialized [ 4.666177][ T1] ACPI: bus type USB registered [ 4.666846][ T1] usbcore: registered new interface driver usbfs [ 4.666846][ T1] usbcore: registered new interface driver hub [ 4.668316][ T1] usbcore: registered new device driver usb [ 4.672804][ T1] mc: Linux media interface: v0.10 [ 4.673590][ T1] videodev: Linux video capture interface: v2.00 [ 4.676062][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.677265][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.679974][ T1] PTP clock support registered [ 4.693335][ T1] EDAC MC: Ver: 3.0.0 [ 4.707879][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.718222][ T1] Bluetooth: Core ver 2.22 [ 4.719977][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.721546][ T1] Bluetooth: HCI device and connection manager initialized [ 4.723008][ T1] Bluetooth: HCI socket layer initialized [ 4.723196][ T1] Bluetooth: L2CAP socket layer initialized [ 4.724498][ T1] Bluetooth: SCO socket layer initialized [ 4.725779][ T1] NET: Registered PF_ATMPVC protocol family [ 4.726957][ T1] NET: Registered PF_ATMSVC protocol family [ 4.728595][ T1] NetLabel: Initializing [ 4.729460][ T1] NetLabel: domain hash size = 128 [ 4.730468][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.733517][ T1] NetLabel: unlabeled traffic allowed by default [ 4.738332][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.739869][ T1] NET: Registered PF_NFC protocol family [ 4.741581][ T1] PCI: Using ACPI for IRQ routing [ 4.744288][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.745584][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.746829][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.748407][ T1] vgaarb: loaded [ 4.753540][ T1] clocksource: Switched to clocksource kvm-clock [ 4.762536][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.763288][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.766212][ T1] netfs: FS-Cache loaded [ 4.769433][ T1] CacheFiles: Loaded [ 4.771384][ T1] TOMOYO: 2.6.0 [ 4.772024][ T1] Mandatory Access Control activated. [ 4.779990][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.782372][ T1] pnp: PnP ACPI init [ 4.820823][ T1] pnp: PnP ACPI: found 7 devices [ 4.897499][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.901608][ T1] NET: Registered PF_INET protocol family [ 4.910026][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.941051][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 4.945696][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.950906][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.968206][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 4.985205][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.992775][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 4.999944][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.006675][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.010797][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 5.017184][ T1] RPC: Registered named UNIX socket transport module. [ 5.019205][ T1] RPC: Registered udp transport module. [ 5.020556][ T1] RPC: Registered tcp transport module. [ 5.021996][ T1] RPC: Registered tcp-with-tls transport module. [ 5.023460][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.029299][ T1] NET: Registered PF_XDP protocol family [ 5.030935][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.033035][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.035107][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.036929][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 5.040445][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.042387][ T1] PCI: CLS 0 bytes, default 64 [ 5.052098][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 5.053626][ T1] software IO TLB: mapped [mem 0x00000000b5400000-0x00000000b9400000] (64MB) [ 5.055596][ T1] ACPI: bus type thunderbolt registered [ 5.060839][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 5.073991][ T61] kworker/u8:1 (61) used greatest stack depth: 26776 bytes left [ 5.092723][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 5.093884][ T64] kworker/u8:4 (64) used greatest stack depth: 26104 bytes left [ 5.095819][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6e835671, max_idle_ns: 440795274684 ns [ 5.098056][ T1] clocksource: Switched to clocksource tsc [ 6.749071][ T1] Initialise system trusted keyrings [ 6.753180][ T84] kworker/u8:0 (84) used greatest stack depth: 25448 bytes left [ 6.754953][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.762261][ T1] DLM installed [ 6.766008][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.772676][ T1] NFS: Registering the id_resolver key type [ 6.774273][ T1] Key type id_resolver registered [ 6.775354][ T1] Key type id_legacy registered [ 6.776578][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.778113][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.788602][ T1] Key type cifs.spnego registered [ 6.789983][ T1] Key type cifs.idmap registered [ 6.791322][ T1] ntfs3: Max link count 4000 [ 6.792122][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.793149][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.794293][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.796056][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.799521][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.800694][ T1] QNX4 filesystem 0.2.3 registered. [ 6.801699][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.804580][ T1] fuse: init (API version 7.40) [ 6.807799][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.810287][ T1] orangefs_init: module version upstream loaded [ 6.811819][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.841310][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.846241][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.847582][ T1] NILFS version 2 loaded [ 6.848657][ T1] befs: version: 0.9.3 [ 6.849924][ T1] ocfs2: Registered cluster interface o2cb [ 6.851591][ T1] ocfs2: Registered cluster interface user [ 6.854011][ T1] OCFS2 User DLM kernel interface loaded [ 6.870651][ T1] gfs2: GFS2 installed [ 6.883928][ T1] ceph: loaded (mds proto 32) [ 6.908735][ T1] NET: Registered PF_ALG protocol family [ 6.910027][ T1] xor: automatically using best checksumming function avx [ 6.911199][ T1] async_tx: api initialized (async) [ 6.911951][ T1] Key type asymmetric registered [ 6.912845][ T1] Asymmetric key parser 'x509' registered [ 6.914147][ T1] Asymmetric key parser 'pkcs8' registered [ 6.915176][ T1] Key type pkcs7_test registered [ 6.916282][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 6.918544][ T1] io scheduler mq-deadline registered [ 6.919516][ T1] io scheduler kyber registered [ 6.920825][ T1] io scheduler bfq registered [ 6.930952][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.943858][ T1] ACPI: button: Power Button [PWRF] [ 6.946045][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.948096][ T1] ACPI: button: Sleep Button [SLPF] [ 6.961924][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.987141][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.988278][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.015091][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.016014][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.040561][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.041454][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.059449][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.120840][ T226] kworker/u8:3 (226) used greatest stack depth: 24776 bytes left [ 7.447810][ T575] kworker/u8:4 (575) used greatest stack depth: 24376 bytes left [ 7.563756][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.565146][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.570173][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.588627][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.602463][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.612593][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.631536][ T1] Non-volatile memory driver v1.3 [ 7.650838][ T1] Linux agpgart interface v0.103 [ 7.660336][ T1] ACPI: bus type drm_connector registered [ 7.667313][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.678274][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.760787][ T1] Console: switching to colour frame buffer device 128x48 [ 7.779358][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.781059][ T1] usbcore: registered new interface driver udl [ 7.851926][ T1] brd: module loaded [ 7.941079][ T1] loop: module loaded [ 8.079047][ T1] zram: Added device: zram0 [ 8.089156][ T1] null_blk: disk nullb0 created [ 8.090065][ T1] null_blk: module loaded [ 8.092331][ T1] Guest personality initialized and is inactive [ 8.095140][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 8.096619][ T1] Initialized host personality [ 8.097832][ T1] usbcore: registered new interface driver rtsx_usb [ 8.100081][ T1] usbcore: registered new interface driver viperboard [ 8.102277][ T1] usbcore: registered new interface driver dln2 [ 8.104120][ T1] usbcore: registered new interface driver pn533_usb [ 8.110344][ T1] nfcsim 0.2 initialized [ 8.111180][ T1] usbcore: registered new interface driver port100 [ 8.112935][ T1] usbcore: registered new interface driver nfcmrvl [ 8.122369][ T1] Loading iSCSI transport class v2.0-870. [ 8.141500][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.155479][ T1] ------------[ cut here ]------------ [ 8.156849][ T1] refcount_t: decrement hit 0; leaking memory. [ 8.158672][ T1] WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0xfa/0x1d0 [ 8.161189][ T1] Modules linked in: [ 8.161925][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-rc7-next-20240304-syzkaller #0 [ 8.164131][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 8.165720][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 8.166720][ T1] Code: b2 00 00 00 e8 47 d5 ed fc 5b 5d c3 cc cc cc cc e8 3b d5 ed fc c6 05 a0 6f eb 0a 01 90 48 c7 c7 40 8f 1e 8c e8 d7 a1 b0 fc 90 <0f> 0b 90 90 eb d9 e8 1b d5 ed fc c6 05 7d 6f eb 0a 01 90 48 c7 c7 [ 8.170503][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 8.171801][ T1] RAX: a658d21951dc7c00 RBX: ffff8880213cb00c RCX: ffff8880166d8000 [ 8.173712][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 8.175543][ T1] RBP: 0000000000000004 R08: ffffffff8157d152 R09: fffffbfff1c39614 [ 8.177187][ T1] R10: dffffc0000000000 R11: fffffbfff1c39614 R12: ffffea0000850dc0 [ 8.179044][ T1] R13: ffffea0000850dc8 R14: 1ffffd400010a1b9 R15: 0000000000000000 [ 8.180650][ T1] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 8.182770][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.184131][ T1] CR2: ffff88823ffff000 CR3: 000000000e132000 CR4: 00000000003506f0 [ 8.186490][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.188468][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.190101][ T1] Call Trace: [ 8.190815][ T1] [ 8.191725][ T1] ? __warn+0x163/0x4b0 [ 8.192509][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 8.194075][ T1] ? report_bug+0x2b3/0x500 [ 8.195092][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 8.196532][ T1] ? handle_bug+0x3e/0x70 [ 8.197815][ T1] ? exc_invalid_op+0x1a/0x50 [ 8.198712][ T1] ? asm_exc_invalid_op+0x1a/0x20 [ 8.199826][ T1] ? __warn_printk+0x292/0x360 [ 8.200595][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 8.201360][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 8.202232][ T1] __free_pages_ok+0xc42/0xd70 [ 8.203294][ T1] make_alloc_exact+0xa3/0xf0 [ 8.204243][ T1] vring_alloc_queue_split+0x20a/0x600 [ 8.205523][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 8.206982][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 8.208024][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 8.209077][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 8.210172][ T1] ? really_probe+0x29e/0xc50 [ 8.211086][ T1] ? driver_probe_device+0x50/0x430 [ 8.212205][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 8.213818][ T1] ? ret_from_fork+0x4b/0x80 [ 8.214623][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 8.216533][ T1] vring_create_virtqueue+0xca/0x110 [ 8.217480][ T1] ? __pfx_vp_notify+0x10/0x10 [ 8.218414][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.219289][ T1] setup_vq+0xe9/0x2d0 [ 8.220104][ T1] ? __pfx_vp_notify+0x10/0x10 [ 8.220897][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.221961][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.223647][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.224748][ T1] vp_setup_vq+0xbf/0x330 [ 8.225431][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 8.226374][ T1] ? ioread16+0x2f/0x90 [ 8.227560][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.228782][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 8.229572][ T1] vp_find_vqs+0x4c/0x4e0 [ 8.230394][ T1] virtscsi_init+0x8db/0xd00 [ 8.231193][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 8.232021][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 8.233710][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 8.235084][ T1] ? vp_get+0xfd/0x140 [ 8.235705][ T1] virtscsi_probe+0x3ea/0xf60 [ 8.236521][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 8.237550][ T1] ? kernfs_add_one+0x156/0x8b0 [ 8.238873][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 8.240308][ T1] ? virtio_features_ok+0x10c/0x270 [ 8.241331][ T1] virtio_dev_probe+0x991/0xaf0 [ 8.242581][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 8.243619][ T1] really_probe+0x29e/0xc50 [ 8.244480][ T1] __driver_probe_device+0x1a2/0x3e0 [ 8.245604][ T1] driver_probe_device+0x50/0x430 [ 8.246879][ T1] __driver_attach+0x45f/0x710 [ 8.247667][ T1] ? __pfx___driver_attach+0x10/0x10 [ 8.248724][ T1] bus_for_each_dev+0x239/0x2b0 [ 8.249557][ T1] ? __pfx___driver_attach+0x10/0x10 [ 8.250451][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 8.252173][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 8.253797][ T1] bus_add_driver+0x347/0x620 [ 8.254615][ T1] driver_register+0x23a/0x320 [ 8.255559][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.256840][ T1] virtio_scsi_init+0x65/0xe0 [ 8.257641][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.258542][ T1] do_one_initcall+0x238/0x830 [ 8.259467][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.260520][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.261706][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 8.262939][ T1] ? __pfx_parse_args+0x10/0x10 [ 8.264263][ T1] ? do_initcalls+0x1c/0x80 [ 8.264985][ T1] ? rcu_is_watching+0x15/0xb0 [ 8.265802][ T1] do_initcall_level+0x157/0x210 [ 8.266558][ T1] do_initcalls+0x3f/0x80 [ 8.267352][ T1] kernel_init_freeable+0x435/0x5d0 [ 8.268172][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 8.269024][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.270072][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.270793][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.271696][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.272828][ T1] kernel_init+0x1d/0x2b0 [ 8.273570][ T1] ret_from_fork+0x4b/0x80 [ 8.274465][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.275430][ T1] ret_from_fork_asm+0x1a/0x30 [ 8.276274][ T1] [ 8.276882][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 8.278011][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-rc7-next-20240304-syzkaller #0 [ 8.279491][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 8.281052][ T1] Call Trace: [ 8.281662][ T1] [ 8.282117][ T1] dump_stack_lvl+0x241/0x360 [ 8.282850][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 8.283548][ T1] ? __pfx__printk+0x10/0x10 [ 8.283548][ T1] ? _printk+0xd5/0x120 [ 8.283548][ T1] ? vscnprintf+0x5d/0x90 [ 8.283548][ T1] panic+0x349/0x860 [ 8.283548][ T1] ? __warn+0x172/0x4b0 [ 8.283548][ T1] ? __pfx_panic+0x10/0x10 [ 8.283548][ T1] ? show_trace_log_lvl+0x4e6/0x520 [ 8.283548][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 8.283548][ T1] __warn+0x31e/0x4b0 [ 8.283548][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 8.283548][ T1] report_bug+0x2b3/0x500 [ 8.293096][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 8.293096][ T1] handle_bug+0x3e/0x70 [ 8.293096][ T1] exc_invalid_op+0x1a/0x50 [ 8.293096][ T1] asm_exc_invalid_op+0x1a/0x20 [ 8.293096][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 8.293096][ T1] Code: b2 00 00 00 e8 47 d5 ed fc 5b 5d c3 cc cc cc cc e8 3b d5 ed fc c6 05 a0 6f eb 0a 01 90 48 c7 c7 40 8f 1e 8c e8 d7 a1 b0 fc 90 <0f> 0b 90 90 eb d9 e8 1b d5 ed fc c6 05 7d 6f eb 0a 01 90 48 c7 c7 [ 8.293096][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 8.303212][ T1] RAX: a658d21951dc7c00 RBX: ffff8880213cb00c RCX: ffff8880166d8000 [ 8.303212][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 8.303212][ T1] RBP: 0000000000000004 R08: ffffffff8157d152 R09: fffffbfff1c39614 [ 8.303212][ T1] R10: dffffc0000000000 R11: fffffbfff1c39614 R12: ffffea0000850dc0 [ 8.303212][ T1] R13: ffffea0000850dc8 R14: 1ffffd400010a1b9 R15: 0000000000000000 [ 8.303212][ T1] ? __warn_printk+0x292/0x360 [ 8.303212][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 8.303212][ T1] __free_pages_ok+0xc42/0xd70 [ 8.313049][ T1] make_alloc_exact+0xa3/0xf0 [ 8.313049][ T1] vring_alloc_queue_split+0x20a/0x600 [ 8.313049][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 8.313049][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 8.313049][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 8.313049][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 8.313049][ T1] ? really_probe+0x29e/0xc50 [ 8.313049][ T1] ? driver_probe_device+0x50/0x430 [ 8.313049][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 8.313049][ T1] ? ret_from_fork+0x4b/0x80 [ 8.313049][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 8.313049][ T1] vring_create_virtqueue+0xca/0x110 [ 8.323216][ T1] ? __pfx_vp_notify+0x10/0x10 [ 8.323216][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.323216][ T1] setup_vq+0xe9/0x2d0 [ 8.323216][ T1] ? __pfx_vp_notify+0x10/0x10 [ 8.323216][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.323216][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.323216][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.323216][ T1] vp_setup_vq+0xbf/0x330 [ 8.323216][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 8.323216][ T1] ? ioread16+0x2f/0x90 [ 8.323216][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 8.333053][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 8.333053][ T1] vp_find_vqs+0x4c/0x4e0 [ 8.333053][ T1] virtscsi_init+0x8db/0xd00 [ 8.333053][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 8.333053][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 8.333053][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 8.333053][ T1] ? vp_get+0xfd/0x140 [ 8.333053][ T1] virtscsi_probe+0x3ea/0xf60 [ 8.333053][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 8.333053][ T1] ? kernfs_add_one+0x156/0x8b0 [ 8.333053][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 8.333053][ T1] ? virtio_features_ok+0x10c/0x270 [ 8.343177][ T1] virtio_dev_probe+0x991/0xaf0 [ 8.343177][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 8.343177][ T1] really_probe+0x29e/0xc50 [ 8.343177][ T1] __driver_probe_device+0x1a2/0x3e0 [ 8.343177][ T1] driver_probe_device+0x50/0x430 [ 8.343177][ T1] __driver_attach+0x45f/0x710 [ 8.343177][ T1] ? __pfx___driver_attach+0x10/0x10 [ 8.343177][ T1] bus_for_each_dev+0x239/0x2b0 [ 8.343177][ T1] ? __pfx___driver_attach+0x10/0x10 [ 8.343177][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 8.353086][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 8.353086][ T1] bus_add_driver+0x347/0x620 [ 8.353086][ T1] driver_register+0x23a/0x320 [ 8.353086][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.353086][ T1] virtio_scsi_init+0x65/0xe0 [ 8.353086][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.353086][ T1] do_one_initcall+0x238/0x830 [ 8.353086][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 8.353086][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.353086][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 8.363148][ T1] ? __pfx_parse_args+0x10/0x10 [ 8.363148][ T1] ? do_initcalls+0x1c/0x80 [ 8.363148][ T1] ? rcu_is_watching+0x15/0xb0 [ 8.363148][ T1] do_initcall_level+0x157/0x210 [ 8.363148][ T1] do_initcalls+0x3f/0x80 [ 8.363148][ T1] kernel_init_freeable+0x435/0x5d0 [ 8.363148][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 8.363148][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.363148][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.363148][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.363148][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.373052][ T1] kernel_init+0x1d/0x2b0 [ 8.373052][ T1] ret_from_fork+0x4b/0x80 [ 8.373052][ T1] ? __pfx_kernel_init+0x10/0x10 [ 8.373052][ T1] ret_from_fork_asm+0x1a/0x30 [ 8.373052][ T1] [ 8.373052][ T1] Kernel Offset: disabled [ 8.373052][ T1] Rebooting in 86400 seconds..