failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.0.245" "pwd"]: exit status 255 ssh: connect to host 10.128.0.245 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-net-this-kasan-gce-test-0 port 1 (session ID: 61e0a8a43670c5571dc1f16d7bcd473ad75d7cb5d14ef37a75edbf9347491851, 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 87e9869c-375a-861a-3e7a-33570c767d1a 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 0x000f27c0: 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 6.9.0-rc4-syzkaller-00131-ga44f2eb106a4 (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 03/27/2024 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: using sched offset of 4717284181 cycles [ 0.000979][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003636][ T0] tsc: Detected 2200.216 MHz processor [ 0.008712][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009814][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.011703][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012997][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.020651][ T0] found SMP MP-table at [mem 0x000f2a80-0x000f2a8f] [ 0.021713][ T0] Using GB pages for direct mapping [ 0.025570][ T0] ACPI: Early table checksum verification disabled [ 0.026604][ T0] ACPI: RSDP 0x00000000000F2800 000014 (v00 Google) [ 0.027922][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.029480][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.031773][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.034199][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.035590][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.036909][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.038937][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.040509][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.042029][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.043629][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.045085][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.046343][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.047596][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.048832][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.050163][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.051441][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.052671][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.054521][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.055694][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.056849][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.057979][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.059075][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.060550][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.062201][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.064055][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.065474][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.067117][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.069136][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.111647][ T0] Zone ranges: [ 0.112503][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.113418][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.114581][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.115500][ T0] Device empty [ 0.116143][ T0] Movable zone start for each node [ 0.117282][ T0] Early memory node ranges [ 0.118157][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.119516][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.120561][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.121791][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.122850][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.124352][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.125812][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.127528][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.215618][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.621804][ T0] kasan: KernelAddressSanitizer initialized [ 0.623260][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.624169][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.625697][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.627065][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.628201][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.630181][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.631239][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.632733][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.634442][ T0] CPU topo: Max. logical packages: 1 [ 0.636046][ T0] CPU topo: Max. logical dies: 1 [ 0.637288][ T0] CPU topo: Max. dies per package: 1 [ 0.638401][ T0] CPU topo: Max. threads per core: 2 [ 0.639576][ T0] CPU topo: Num. cores per package: 1 [ 0.640922][ T0] CPU topo: Num. threads per package: 2 [ 0.642393][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.643807][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.645740][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.647621][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.649663][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.651103][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.652549][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.654151][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.655869][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.657134][ T0] Booting paravirtualized kernel on KVM [ 0.658071][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.803375][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.806169][ T0] percpu: Embedded 74 pages/cpu s263240 r8192 d31672 u1048576 [ 0.809538][ T0] kvm-guest: PV spinlocks enabled [ 0.810697][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.812882][ 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 [ 0.831812][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.834440][ T0] random: crng init done [ 0.835211][ T0] Fallback order for Node 0: 0 1 [ 0.835285][ T0] Fallback order for Node 1: 1 0 [ 0.835298][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.838003][ T0] Policy zone: Normal [ 0.839201][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.840252][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.841570][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.848063][ T0] software IO TLB: area num 2. [ 1.930783][ T0] Memory: 6757680K/8388204K available (176128K kernel code, 27322K rwdata, 35756K rodata, 25896K init, 35844K bss, 1630268K reserved, 0K cma-reserved) [ 1.935497][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.061443][ T0] allocated 167772160 bytes of page_ext [ 2.062505][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.078828][ T0] Node 0, zone DMA32: page owner found early allocated 20582 pages [ 2.090996][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.102495][ T0] Node 1, zone Normal: page owner found early allocated 20483 pages [ 2.104228][ T0] Kernel/User page tables isolation: enabled [ 2.106440][ T0] Dynamic Preempt: full [ 2.108337][ T0] Running RCU self tests [ 2.108956][ T0] Running RCU synchronous self tests [ 2.109963][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.111213][ T0] rcu: RCU lockdep checking is enabled. [ 2.112218][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.113361][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.114484][ T0] rcu: RCU debug extended QS entry/exit. [ 2.115258][ T0] All grace periods are expedited (rcu_expedited). [ 2.116199][ T0] Trampoline variant of Tasks RCU enabled. [ 2.116952][ T0] Tracing variant of Tasks RCU enabled. [ 2.117752][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.118942][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.120065][ T0] Running RCU synchronous self tests [ 2.120903][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.122063][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.222162][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.224355][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.226430][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 2.230017][ T0] Console: colour VGA+ 80x25 [ 2.231231][ T0] printk: legacy console [ttyS0] enabled [ 2.231231][ T0] printk: legacy console [ttyS0] enabled [ 2.233365][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.233365][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.235880][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.237371][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.238081][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.238964][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.239736][ T0] ... CLASSHASH_SIZE: 4096 [ 2.240489][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.241280][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.242255][ T0] ... CHAINHASH_SIZE: 131072 [ 2.243014][ T0] memory used by lock dependency info: 20721 kB [ 2.244194][ T0] memory used for stack traces: 8320 kB [ 2.245295][ T0] per task-struct memory footprint: 1920 bytes [ 2.246538][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.248883][ T0] ACPI: Core revision 20230628 [ 2.251373][ T0] APIC: Switch to symmetric I/O mode setup [ 2.252775][ T0] x2apic enabled [ 2.257573][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.265233][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.267212][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6feccdd0, max_idle_ns: 440795259471 ns [ 2.269654][ T0] Calibrating delay loop (skipped) preset value.. 4400.43 BogoMIPS (lpj=22002160) [ 2.280599][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.281803][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.283292][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.284964][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on vm exit [ 2.286292][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall [ 2.287663][ T0] Spectre V2 : Mitigation: IBRS [ 2.288444][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.289639][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.290644][ T0] RETBleed: Mitigation: IBRS [ 2.291343][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.292647][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.293774][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.295676][ T0] MDS: Mitigation: Clear CPU buffers [ 2.296809][ T0] TAA: Mitigation: Clear CPU buffers [ 2.297656][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.299718][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.301514][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.302774][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.303827][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.304909][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.540004][ T0] Freeing SMP alternatives memory: 128K [ 2.541344][ T0] pid_max: default: 32768 minimum: 301 [ 2.542708][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.544460][ T0] landlock: Up and running. [ 2.545488][ T0] Yama: becoming mindful. [ 2.546258][ T0] TOMOYO Linux initialized [ 2.547326][ T0] AppArmor: AppArmor initialized [ 2.548039][ T0] LSM support for eBPF active [ 2.554830][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.559372][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.560243][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.562350][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.570363][ T0] Running RCU synchronous self tests [ 2.571608][ T0] Running RCU synchronous self tests [ 2.694305][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.699623][ T1] Running RCU Tasks wait API self tests [ 2.800123][ T1] Running RCU Tasks Trace wait API self tests [ 2.801612][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.803355][ T1] signal: max sigframe size: 1776 [ 2.804962][ T1] rcu: Hierarchical SRCU implementation. [ 2.806094][ T1] rcu: Max phase no-delay instances is 1000. [ 2.815528][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.817705][ T1] smp: Bringing up secondary CPUs ... [ 2.821314][ T1] smpboot: x86: Booting SMP configuration: [ 2.822266][ T1] .... node #0, CPUs: #1 [ 2.822494][ T14] Callback from call_rcu_tasks_trace() invoked. [ 2.824394][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.824394][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.829698][ 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. [ 2.833330][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.834188][ T1] smpboot: Total of 2 processors activated (8800.86 BogoMIPS) [ 2.841586][ T1] devtmpfs: initialized [ 2.842822][ T1] x86/mm: Memory block size: 128MB [ 2.881207][ T1] Running RCU synchronous self tests [ 2.882329][ T1] Running RCU synchronous self tests [ 2.883177][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.885028][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.890711][ T1] PM: RTC time: 15:33:15, date: 2024-04-23 [ 2.913869][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.916915][ T1] audit: initializing netlink subsys (disabled) [ 2.922646][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.922662][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.924220][ T28] audit: type=2000 audit(1713886395.304:1): state=initialized audit_enabled=0 res=1 [ 2.929791][ T1] cpuidle: using governor menu [ 2.930786][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.933910][ T1] dca service started, version 1.12.1 [ 2.935014][ T1] PCI: Using configuration type 1 for base access [ 2.949777][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.949815][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.949815][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.949815][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.960499][ T1] Demotion targets for Node 0: null [ 2.960499][ T1] Demotion targets for Node 1: null [ 2.970946][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.993338][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.994635][ T1] raid6: using avx2x2 recovery algorithm [ 2.998584][ T1] ACPI: Added _OSI(Module Device) [ 2.999414][ T1] ACPI: Added _OSI(Processor Device) [ 2.999768][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.000781][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.029807][ T13] Callback from call_rcu_tasks() invoked. [ 3.223519][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.275117][ T1] ACPI: _OSC evaluation for CPUs failed, trying _PDC [ 3.302506][ T1] ACPI: Interpreter enabled [ 3.304333][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.306159][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.308023][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.309643][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.320626][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.618468][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.619765][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.621360][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.624686][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.654735][ T1] PCI host bridge to bus 0000:00 [ 3.655925][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.657985][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.659661][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.661924][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.664608][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.667216][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.670615][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.682145][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.718670][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.752342][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.761330][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.772988][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.783807][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.815037][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.827909][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.835263][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.864177][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.879698][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.920216][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.928735][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.944054][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.955883][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 3.985485][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.999655][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.008655][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 4.080893][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.091865][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.102765][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.114139][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.120671][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.147623][ T1] iommu: Default domain type: Translated [ 4.147623][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.155293][ T1] SCSI subsystem initialized [ 4.163247][ T1] ACPI: bus type USB registered [ 4.164102][ T1] usbcore: registered new interface driver usbfs [ 4.166305][ T1] usbcore: registered new interface driver hub [ 4.168496][ T1] usbcore: registered new device driver usb [ 4.172850][ T1] mc: Linux media interface: v0.10 [ 4.174481][ T1] videodev: Linux video capture interface: v2.00 [ 4.179768][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.182375][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.186704][ T1] PTP clock support registered [ 4.209815][ T1] EDAC MC: Ver: 3.0.0 [ 4.224618][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.236685][ T1] Bluetooth: Core ver 2.22 [ 4.238601][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.239645][ T1] Bluetooth: HCI device and connection manager initialized [ 4.241505][ T1] Bluetooth: HCI socket layer initialized [ 4.244013][ T1] Bluetooth: L2CAP socket layer initialized [ 4.246583][ T1] Bluetooth: SCO socket layer initialized [ 4.248688][ T1] NET: Registered PF_ATMPVC protocol family [ 4.249645][ T1] NET: Registered PF_ATMSVC protocol family [ 4.251965][ T1] NetLabel: Initializing [ 4.254254][ T1] NetLabel: domain hash size = 128 [ 4.255633][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.264627][ T1] NetLabel: unlabeled traffic allowed by default [ 4.265827][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.268382][ T1] NET: Registered PF_NFC protocol family [ 4.269920][ T1] PCI: Using ACPI for IRQ routing [ 4.273425][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.276051][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.278360][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.279648][ T1] vgaarb: loaded [ 4.289634][ T1] clocksource: Switched to clocksource kvm-clock [ 4.310039][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.311761][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.315291][ T1] netfs: FS-Cache loaded [ 4.318808][ T1] CacheFiles: Loaded [ 4.321555][ T1] TOMOYO: 2.6.0 [ 4.322703][ T1] Mandatory Access Control activated. [ 4.331565][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.334557][ T1] pnp: PnP ACPI init [ 4.374923][ T1] pnp: PnP ACPI: found 7 devices [ 4.452867][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.457332][ T1] NET: Registered PF_INET protocol family [ 4.465951][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.498093][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 4.502830][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.509273][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.524179][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 4.542067][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.550785][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 4.559723][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.567098][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.571643][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.578754][ T1] RPC: Registered named UNIX socket transport module. [ 4.581162][ T1] RPC: Registered udp transport module. [ 4.582866][ T1] RPC: Registered tcp transport module. [ 4.585932][ T1] RPC: Registered tcp-with-tls transport module. [ 4.588625][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.595477][ T1] NET: Registered PF_XDP protocol family [ 4.597716][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.600655][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.602969][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.606297][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.610424][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.612588][ T1] PCI: CLS 0 bytes, default 64 [ 4.622345][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.624764][ T1] software IO TLB: mapped [mem 0x00000000b5400000-0x00000000b9400000] (64MB) [ 4.627276][ T1] ACPI: bus type thunderbolt registered [ 4.635239][ T61] kworker/u8:3 (61) used greatest stack depth: 26776 bytes left [ 4.643890][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.672411][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 4.674821][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6feccdd0, max_idle_ns: 440795259471 ns [ 4.678951][ T1] clocksource: Switched to clocksource tsc [ 4.714552][ T70] kworker/u8:3 (70) used greatest stack depth: 25752 bytes left [ 6.322200][ T1] Initialise system trusted keyrings [ 6.326882][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.334895][ T1] DLM installed [ 6.339079][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.345645][ T1] NFS: Registering the id_resolver key type [ 6.348585][ T1] Key type id_resolver registered [ 6.349787][ T1] Key type id_legacy registered [ 6.351058][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.352483][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.361131][ T1] Key type cifs.spnego registered [ 6.362680][ T1] Key type cifs.idmap registered [ 6.364726][ T1] ntfs3: Max link count 4000 [ 6.365787][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.366729][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.368181][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.369316][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.372711][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.373840][ T1] QNX4 filesystem 0.2.3 registered. [ 6.375288][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.377130][ T1] fuse: init (API version 7.40) [ 6.380233][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.382340][ T1] orangefs_init: module version upstream loaded [ 6.384163][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.411037][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.415696][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.418060][ T1] NILFS version 2 loaded [ 6.418783][ T1] befs: version: 0.9.3 [ 6.419897][ T1] ocfs2: Registered cluster interface o2cb [ 6.421354][ T1] ocfs2: Registered cluster interface user [ 6.423505][ T1] OCFS2 User DLM kernel interface loaded [ 6.439890][ T1] gfs2: GFS2 installed [ 6.451894][ T1] ceph: loaded (mds proto 32) [ 6.476305][ T1] NET: Registered PF_ALG protocol family [ 6.477774][ T1] xor: automatically using best checksumming function avx [ 6.479445][ T1] async_tx: api initialized (async) [ 6.480565][ T1] Key type asymmetric registered [ 6.481520][ T1] Asymmetric key parser 'x509' registered [ 6.482796][ T1] Asymmetric key parser 'pkcs8' registered [ 6.484401][ T1] Key type pkcs7_test registered [ 6.486769][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 6.490783][ T1] io scheduler mq-deadline registered [ 6.491680][ T1] io scheduler kyber registered [ 6.492907][ T1] io scheduler bfq registered [ 6.502962][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.505021][ T137] kworker/u8:4 (137) used greatest stack depth: 25520 bytes left [ 6.514885][ T1] ACPI: button: Power Button [PWRF] [ 6.517412][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.520222][ T1] ACPI: button: Sleep Button [SLPF] [ 6.529976][ T150] kworker/u8:2 (150) used greatest stack depth: 24776 bytes left [ 6.534647][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.559247][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.561445][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.593605][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.595747][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.625468][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.626785][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.650175][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.785987][ T301] kworker/u8:2 (301) used greatest stack depth: 23032 bytes left [ 7.156822][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.159581][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.167615][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.182558][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.194466][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.206376][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.226689][ T1] Non-volatile memory driver v1.3 [ 7.247183][ T1] Linux agpgart interface v0.103 [ 7.254891][ T1] ACPI: bus type drm_connector registered [ 7.261116][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.273915][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.356423][ T1] Console: switching to colour frame buffer device 128x48 [ 7.373242][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.375845][ T1] usbcore: registered new interface driver udl [ 7.442258][ T1] brd: module loaded [ 7.528417][ T1] loop: module loaded [ 7.659720][ T1] zram: Added device: zram0 [ 7.670219][ T1] null_blk: disk nullb0 created [ 7.671375][ T1] null_blk: module loaded [ 7.673362][ T1] Guest personality initialized and is inactive [ 7.676299][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 7.677766][ T1] Initialized host personality [ 7.678787][ T1] usbcore: registered new interface driver rtsx_usb [ 7.680376][ T1] usbcore: registered new interface driver viperboard [ 7.682146][ T1] usbcore: registered new interface driver dln2 [ 7.685660][ T1] usbcore: registered new interface driver pn533_usb [ 7.694104][ T1] nfcsim 0.2 initialized [ 7.695325][ T1] usbcore: registered new interface driver port100 [ 7.697117][ T1] usbcore: registered new interface driver nfcmrvl [ 7.705282][ T1] Loading iSCSI transport class v2.0-870. [ 7.726916][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 7.741745][ T1] ------------[ cut here ]------------ [ 7.742910][ T1] refcount_t: decrement hit 0; leaking memory. [ 7.744463][ T1] WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0xfa/0x1d0 [ 7.745913][ T1] Modules linked in: [ 7.746632][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc4-syzkaller-00131-ga44f2eb106a4 #0 [ 7.748527][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 7.750513][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 7.751530][ T1] Code: b2 00 00 00 e8 87 04 e7 fc 5b 5d c3 cc cc cc cc e8 7b 04 e7 fc c6 05 99 7e e4 0a 01 90 48 c7 c7 80 33 1f 8c e8 e7 80 a9 fc 90 <0f> 0b 90 90 eb d9 e8 5b 04 e7 fc c6 05 76 7e e4 0a 01 90 48 c7 c7 [ 7.754745][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 7.755792][ T1] RAX: 428657c3fd74cd00 RBX: ffff888140b02cec RCX: ffff8880166d0000 [ 7.757420][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.758536][ T1] RBP: 0000000000000004 R08: ffffffff815880a2 R09: fffffbfff1c39b48 [ 7.759741][ T1] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffffea000502ddc0 [ 7.761238][ T1] R13: ffffea000502ddc8 R14: 1ffffd4000a05bb9 R15: 0000000000000000 [ 7.762638][ T1] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 7.764312][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.765306][ T1] CR2: ffff88823ffff000 CR3: 000000000e134000 CR4: 00000000003506f0 [ 7.766569][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.768037][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.769410][ T1] Call Trace: [ 7.769947][ T1] [ 7.770621][ T1] ? __warn+0x163/0x4e0 [ 7.771318][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.772061][ T1] ? report_bug+0x2b3/0x500 [ 7.772729][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.773505][ T1] ? handle_bug+0x3e/0x70 [ 7.774176][ T1] ? exc_invalid_op+0x1a/0x50 [ 7.774976][ T1] ? asm_exc_invalid_op+0x1a/0x20 [ 7.775852][ T1] ? __warn_printk+0x292/0x360 [ 7.776693][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.777834][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 7.778946][ T1] __free_pages_ok+0xc60/0xd90 [ 7.779846][ T1] make_alloc_exact+0xa3/0xf0 [ 7.780806][ T1] vring_alloc_queue_split+0x20a/0x600 [ 7.781843][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 7.782964][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 7.783630][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 7.784688][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 7.785572][ T1] ? really_probe+0x2b8/0xad0 [ 7.786437][ T1] ? driver_probe_device+0x50/0x430 [ 7.787534][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 7.789187][ T1] ? ret_from_fork+0x4b/0x80 [ 7.789853][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 7.790913][ T1] vring_create_virtqueue+0xca/0x110 [ 7.791938][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.792741][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.794064][ T1] setup_vq+0xe9/0x2d0 [ 7.794984][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.796186][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.797045][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.797827][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.799005][ T1] vp_setup_vq+0xbf/0x330 [ 7.799931][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 7.801087][ T1] ? ioread16+0x2f/0x90 [ 7.802097][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.803322][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 7.804265][ T1] vp_find_vqs+0x4c/0x4e0 [ 7.805431][ T1] virtscsi_init+0x8db/0xd00 [ 7.806227][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 7.806997][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 7.807926][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 7.808935][ T1] ? vp_get+0xfd/0x140 [ 7.809696][ T1] virtscsi_probe+0x3ea/0xf60 [ 7.811659][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 7.812512][ T1] ? vring_alloc_queue_split+0x53d/0x600 [ 7.813478][ T1] ? __pfx_vp_set_status+0x10/0x10 [ 7.814558][ T1] ? vp_set_status+0x1a/0x40 [ 7.815329][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 7.816729][ T1] ? virtio_features_ok+0x10c/0x270 [ 7.817698][ T1] virtio_dev_probe+0x991/0xaf0 [ 7.818388][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 7.819138][ T1] really_probe+0x2b8/0xad0 [ 7.819906][ T1] __driver_probe_device+0x1a2/0x390 [ 7.820999][ T1] driver_probe_device+0x50/0x430 [ 7.821876][ T1] __driver_attach+0x45f/0x710 [ 7.822725][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.823604][ T1] bus_for_each_dev+0x239/0x2b0 [ 7.824752][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.825731][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 7.826519][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 7.827357][ T1] bus_add_driver+0x347/0x620 [ 7.828133][ T1] driver_register+0x23a/0x320 [ 7.828896][ T1] virtio_scsi_init+0x69/0xe0 [ 7.829712][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.830548][ T1] do_one_initcall+0x248/0x880 [ 7.831420][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.833439][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.834487][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 7.835497][ T1] ? __pfx_parse_args+0x10/0x10 [ 7.836496][ T1] ? do_initcalls+0x1c/0x80 [ 7.837288][ T1] ? rcu_is_watching+0x15/0xb0 [ 7.837979][ T1] do_initcall_level+0x157/0x210 [ 7.838978][ T1] do_initcalls+0x3f/0x80 [ 7.839773][ T1] kernel_init_freeable+0x435/0x5d0 [ 7.841046][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.842016][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.843289][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.844084][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.844905][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.846244][ T1] kernel_init+0x1d/0x2b0 [ 7.846858][ T1] ret_from_fork+0x4b/0x80 [ 7.847920][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.848868][ T1] ret_from_fork_asm+0x1a/0x30 [ 7.849761][ T1] [ 7.850483][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 7.851700][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc4-syzkaller-00131-ga44f2eb106a4 #0 [ 7.853545][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 7.854062][ T1] Call Trace: [ 7.854062][ T1] [ 7.854062][ T1] dump_stack_lvl+0x241/0x360 [ 7.854062][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 7.854062][ T1] ? __pfx__printk+0x10/0x10 [ 7.854062][ T1] ? _printk+0xd5/0x120 [ 7.854062][ T1] ? vscnprintf+0x5d/0x90 [ 7.854062][ T1] panic+0x349/0x860 [ 7.854062][ T1] ? __warn+0x172/0x4e0 [ 7.863932][ T1] ? __pfx_panic+0x10/0x10 [ 7.863932][ T1] ? show_trace_log_lvl+0x4e6/0x520 [ 7.863932][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 7.863932][ T1] __warn+0x346/0x4e0 [ 7.863932][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.863932][ T1] report_bug+0x2b3/0x500 [ 7.863932][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.863932][ T1] handle_bug+0x3e/0x70 [ 7.863932][ T1] exc_invalid_op+0x1a/0x50 [ 7.863932][ T1] asm_exc_invalid_op+0x1a/0x20 [ 7.863932][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 7.873790][ T1] Code: b2 00 00 00 e8 87 04 e7 fc 5b 5d c3 cc cc cc cc e8 7b 04 e7 fc c6 05 99 7e e4 0a 01 90 48 c7 c7 80 33 1f 8c e8 e7 80 a9 fc 90 <0f> 0b 90 90 eb d9 e8 5b 04 e7 fc c6 05 76 7e e4 0a 01 90 48 c7 c7 [ 7.873790][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 7.873790][ T1] RAX: 428657c3fd74cd00 RBX: ffff888140b02cec RCX: ffff8880166d0000 [ 7.873790][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.873790][ T1] RBP: 0000000000000004 R08: ffffffff815880a2 R09: fffffbfff1c39b48 [ 7.883873][ T1] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffffea000502ddc0 [ 7.883873][ T1] R13: ffffea000502ddc8 R14: 1ffffd4000a05bb9 R15: 0000000000000000 [ 7.883873][ T1] ? __warn_printk+0x292/0x360 [ 7.883873][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 7.883873][ T1] __free_pages_ok+0xc60/0xd90 [ 7.883873][ T1] make_alloc_exact+0xa3/0xf0 [ 7.883873][ T1] vring_alloc_queue_split+0x20a/0x600 [ 7.883873][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 7.883873][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 7.893765][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 7.893765][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 7.893765][ T1] ? really_probe+0x2b8/0xad0 [ 7.893765][ T1] ? driver_probe_device+0x50/0x430 [ 7.893765][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 7.893765][ T1] ? ret_from_fork+0x4b/0x80 [ 7.893765][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 7.893765][ T1] vring_create_virtqueue+0xca/0x110 [ 7.893765][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.903833][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.903833][ T1] setup_vq+0xe9/0x2d0 [ 7.903833][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.903833][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.903833][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.903833][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.903833][ T1] vp_setup_vq+0xbf/0x330 [ 7.903833][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 7.903833][ T1] ? ioread16+0x2f/0x90 [ 7.903833][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.903833][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 7.903833][ T1] vp_find_vqs+0x4c/0x4e0 [ 7.913863][ T1] virtscsi_init+0x8db/0xd00 [ 7.913863][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 7.913863][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 7.913863][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 7.913863][ T1] ? vp_get+0xfd/0x140 [ 7.913863][ T1] virtscsi_probe+0x3ea/0xf60 [ 7.913863][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 7.913863][ T1] ? vring_alloc_queue_split+0x53d/0x600 [ 7.913863][ T1] ? __pfx_vp_set_status+0x10/0x10 [ 7.913863][ T1] ? vp_set_status+0x1a/0x40 [ 7.913863][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 7.913863][ T1] ? virtio_features_ok+0x10c/0x270 [ 7.923875][ T1] virtio_dev_probe+0x991/0xaf0 [ 7.923875][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 7.923875][ T1] really_probe+0x2b8/0xad0 [ 7.923875][ T1] __driver_probe_device+0x1a2/0x390 [ 7.923875][ T1] driver_probe_device+0x50/0x430 [ 7.923875][ T1] __driver_attach+0x45f/0x710 [ 7.923875][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.923875][ T1] bus_for_each_dev+0x239/0x2b0 [ 7.923875][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.923875][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 7.923875][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 7.933818][ T1] bus_add_driver+0x347/0x620 [ 7.933818][ T1] driver_register+0x23a/0x320 [ 7.933818][ T1] virtio_scsi_init+0x69/0xe0 [ 7.933818][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.933818][ T1] do_one_initcall+0x248/0x880 [ 7.933818][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.933818][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.933818][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 7.933818][ T1] ? __pfx_parse_args+0x10/0x10 [ 7.933818][ T1] ? do_initcalls+0x1c/0x80 [ 7.933818][ T1] ? rcu_is_watching+0x15/0xb0 [ 7.943921][ T1] do_initcall_level+0x157/0x210 [ 7.943921][ T1] do_initcalls+0x3f/0x80 [ 7.943921][ T1] kernel_init_freeable+0x435/0x5d0 [ 7.943921][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.943921][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.943921][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.943921][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.943921][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.943921][ T1] kernel_init+0x1d/0x2b0 [ 7.943921][ T1] ret_from_fork+0x4b/0x80 [ 7.953739][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.953739][ T1] ret_from_fork_asm+0x1a/0x30 [ 7.953739][ T1] [ 7.953739][ T1] Kernel Offset: disabled [ 7.953739][ T1] Rebooting in 86400 seconds..