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@10.128.1.186" "pwd"]: exit status 255 ssh: connect to host 10.128.1.186 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. 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 445accc9-497a-037b-0e36-9f1ac78d927d 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-01042-ge44894e2aa4e (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] ** ** [ 0.0000serialport: Connected to syzkaller.us-central1-c.ci-upstream-net-kasan-gce-test-0 port 1 (session ID: da7e89b5feb02bf06550b9b1483a1dbf1123e60b84bb302add5b413cfbf73974, active connections: 1). 00][ 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 [ 0.000005][ T0] kvm-clock: using sched offset of 4545731512 cycles [ 0.000867][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003355][ T0] tsc: Detected 2200.146 MHz processor [ 0.008410][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009513][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.010711][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011777][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.019010][ T0] found SMP MP-table at [mem 0x000f2a80-0x000f2a8f] [ 0.020170][ T0] Using GB pages for direct mapping [ 0.024407][ T0] ACPI: Early table checksum verification disabled [ 0.025410][ T0] ACPI: RSDP 0x00000000000F2800 000014 (v00 Google) [ 0.026552][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.028102][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.029864][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.032409][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.033540][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.034551][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.036453][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.037745][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.040110][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.041960][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.043190][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.044416][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.046180][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.047651][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.048909][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.050238][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.051633][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.052916][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.053648][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.054383][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.055332][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.056309][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.057425][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.059096][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.060650][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.061824][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.063329][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.064688][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.106040][ T0] Zone ranges: [ 0.106570][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.107965][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.108970][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.110140][ T0] Device empty [ 0.110819][ T0] Movable zone start for each node [ 0.111555][ T0] Early memory node ranges [ 0.112631][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.114346][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.115366][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.116409][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.117409][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.118559][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.119757][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.121440][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.208755][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.618434][ T0] kasan: KernelAddressSanitizer initialized [ 0.620050][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.620902][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.622227][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.623772][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.625065][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.626744][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.628011][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.629228][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.631263][ T0] CPU topo: Max. logical packages: 1 [ 0.632090][ T0] CPU topo: Max. logical dies: 1 [ 0.633205][ T0] CPU topo: Max. dies per package: 1 [ 0.634412][ T0] CPU topo: Max. threads per core: 2 [ 0.635152][ T0] CPU topo: Num. cores per package: 1 [ 0.636324][ T0] CPU topo: Num. threads per package: 2 [ 0.637219][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.638506][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.639897][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.641098][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.642304][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.643446][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.644567][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.646765][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.647884][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.648890][ T0] Booting paravirtualized kernel on KVM [ 0.649620][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.795442][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.797951][ T0] percpu: Embedded 74 pages/cpu s263304 r8192 d31608 u1048576 [ 0.799287][ T0] kvm-guest: PV spinlocks enabled [ 0.799988][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.801115][ 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 [ 0.817853][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.819994][ T0] random: crng init done [ 0.821059][ T0] Fallback order for Node 0: 0 1 [ 0.821097][ T0] Fallback order for Node 1: 1 0 [ 0.821111][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.824018][ T0] Policy zone: Normal [ 0.825237][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.826396][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.827514][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.833956][ T0] software IO TLB: area num 2. [ 1.904946][ T0] Memory: 6757680K/8388204K available (176128K kernel code, 27329K rwdata, 35768K rodata, 25900K init, 35828K bss, 1630268K reserved, 0K cma-reserved) [ 1.909833][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.037231][ T0] allocated 167772160 bytes of page_ext [ 2.038568][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.053553][ T0] Node 0, zone DMA32: page owner found early allocated 20582 pages [ 2.065618][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.076673][ T0] Node 1, zone Normal: page owner found early allocated 20483 pages [ 2.078804][ T0] Kernel/User page tables isolation: enabled [ 2.081130][ T0] Dynamic Preempt: full [ 2.083047][ T0] Running RCU self tests [ 2.083714][ T0] Running RCU synchronous self tests [ 2.084433][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.085458][ T0] rcu: RCU lockdep checking is enabled. [ 2.086205][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.087179][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.088158][ T0] rcu: RCU debug extended QS entry/exit. [ 2.088891][ T0] All grace periods are expedited (rcu_expedited). [ 2.089747][ T0] Trampoline variant of Tasks RCU enabled. [ 2.090503][ T0] Tracing variant of Tasks RCU enabled. [ 2.091228][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.092517][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.094135][ T0] Running RCU synchronous self tests [ 2.094837][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.095993][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.197761][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.199973][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.201694][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 2.205159][ T0] Console: colour VGA+ 80x25 [ 2.205962][ T0] printk: legacy console [ttyS0] enabled [ 2.205962][ T0] printk: legacy console [ttyS0] enabled [ 2.207863][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.207863][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.209718][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.211541][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.212271][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.213074][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.214163][ T0] ... CLASSHASH_SIZE: 4096 [ 2.215061][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.215842][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.216921][ T0] ... CHAINHASH_SIZE: 131072 [ 2.217874][ T0] memory used by lock dependency info: 20721 kB [ 2.218767][ T0] memory used for stack traces: 8320 kB [ 2.219723][ T0] per task-struct memory footprint: 1920 bytes [ 2.220894][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.222806][ T0] ACPI: Core revision 20230628 [ 2.224705][ T0] APIC: Switch to symmetric I/O mode setup [ 2.226069][ T0] x2apic enabled [ 2.230447][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.237598][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.239379][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6bcbee19, max_idle_ns: 440795214999 ns [ 2.242251][ T0] Calibrating delay loop (skipped) preset value.. 4400.29 BogoMIPS (lpj=22001460) [ 2.252997][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.254072][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.255400][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.257537][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on vm exit [ 2.259557][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall [ 2.261493][ T0] Spectre V2 : Mitigation: IBRS [ 2.262240][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.263590][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.265018][ T0] RETBleed: Mitigation: IBRS [ 2.265988][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.267346][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.268543][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.270694][ T0] MDS: Mitigation: Clear CPU buffers [ 2.271828][ T0] TAA: Mitigation: Clear CPU buffers [ 2.272236][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.273953][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.275210][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.276224][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.277503][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.280412][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.514399][ T0] Freeing SMP alternatives memory: 128K [ 2.515515][ T0] pid_max: default: 32768 minimum: 301 [ 2.516997][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.518856][ T0] landlock: Up and running. [ 2.519687][ T0] Yama: becoming mindful. [ 2.520602][ T0] TOMOYO Linux initialized [ 2.521733][ T0] AppArmor: AppArmor initialized [ 2.522266][ T0] LSM support for eBPF active [ 2.528942][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.534047][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.536028][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.537980][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.543819][ T0] Running RCU synchronous self tests [ 2.544775][ T0] Running RCU synchronous self tests [ 2.666883][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.672223][ T1] Running RCU Tasks wait API self tests [ 2.772690][ T1] Running RCU Tasks Trace wait API self tests [ 2.773806][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.775255][ T1] signal: max sigframe size: 1776 [ 2.776789][ T1] rcu: Hierarchical SRCU implementation. [ 2.777581][ T1] rcu: Max phase no-delay instances is 1000. [ 2.786073][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.788361][ T1] smp: Bringing up secondary CPUs ... [ 2.791985][ T1] smpboot: x86: Booting SMP configuration: [ 2.792319][ T1] .... node #0, CPUs: #1 [ 2.792530][ T14] Callback from call_rcu_tasks_trace() invoked. [ 2.794424][ 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. [ 2.794429][ 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. [ 2.796728][ 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. [ 2.802418][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.803142][ T1] smpboot: Total of 2 processors activated (8800.58 BogoMIPS) [ 2.808529][ T1] devtmpfs: initialized [ 2.808529][ T1] x86/mm: Memory block size: 128MB [ 2.852247][ T1] Running RCU synchronous self tests [ 2.852247][ T1] Running RCU synchronous self tests [ 2.852315][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.852514][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.857628][ T1] PM: RTC time: 11:43:35, date: 2024-04-25 [ 2.878352][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.884364][ T1] audit: initializing netlink subsys (disabled) [ 2.892330][ T28] audit: type=2000 audit(1714045415.979:1): state=initialized audit_enabled=0 res=1 [ 2.892248][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.892248][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.892248][ T1] cpuidle: using governor menu [ 2.893460][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.898687][ T1] dca service started, version 1.12.1 [ 2.900074][ T1] PCI: Using configuration type 1 for base access [ 2.922408][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.923541][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.924929][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.926306][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.935254][ T1] Demotion targets for Node 0: null [ 2.935254][ T1] Demotion targets for Node 1: null [ 2.962321][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.977221][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.982331][ T1] raid6: using avx2x2 recovery algorithm [ 2.986100][ T1] ACPI: Added _OSI(Module Device) [ 2.987142][ T1] ACPI: Added _OSI(Processor Device) [ 2.988013][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.988923][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.002430][ T13] Callback from call_rcu_tasks() invoked. [ 3.207948][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.243871][ T1] ACPI: _OSC evaluation for CPUs failed, trying _PDC [ 3.269327][ T1] ACPI: Interpreter enabled [ 3.271105][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.272101][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.272976][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.274488][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.283581][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.570422][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.571882][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.572246][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.574968][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.603341][ T1] PCI host bridge to bus 0000:00 [ 3.604511][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.606130][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.607630][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.609485][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.610880][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.612273][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.614379][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.623833][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.658624][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.683901][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.692343][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.703842][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.711219][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.736689][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.747111][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.755872][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.783339][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.796841][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.832951][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.842264][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.854032][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.862256][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 3.892689][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.906559][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.916253][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 3.987437][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.998852][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.008592][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.018604][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.024392][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.052298][ T1] iommu: Default domain type: Translated [ 4.053241][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.063223][ T1] SCSI subsystem initialized [ 4.064695][ T1] ACPI: bus type USB registered [ 4.066214][ T1] usbcore: registered new interface driver usbfs [ 4.067927][ T1] usbcore: registered new interface driver hub [ 4.069255][ T1] usbcore: registered new device driver usb [ 4.073295][ T1] mc: Linux media interface: v0.10 [ 4.074505][ T1] videodev: Linux video capture interface: v2.00 [ 4.076814][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.077690][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.079289][ T1] PTP clock support registered [ 4.085857][ T1] EDAC MC: Ver: 3.0.0 [ 4.093487][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.103937][ T1] Bluetooth: Core ver 2.22 [ 4.105294][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.106720][ T1] Bluetooth: HCI device and connection manager initialized [ 4.108090][ T1] Bluetooth: HCI socket layer initialized [ 4.109320][ T1] Bluetooth: L2CAP socket layer initialized [ 4.110798][ T1] Bluetooth: SCO socket layer initialized [ 4.112175][ T1] NET: Registered PF_ATMPVC protocol family [ 4.112242][ T1] NET: Registered PF_ATMSVC protocol family [ 4.113949][ T1] NetLabel: Initializing [ 4.114684][ T1] NetLabel: domain hash size = 128 [ 4.115686][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.117694][ T1] NetLabel: unlabeled traffic allowed by default [ 4.123466][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.124942][ T1] NET: Registered PF_NFC protocol family [ 4.126138][ T1] PCI: Using ACPI for IRQ routing [ 4.128611][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.130095][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.131384][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.132271][ T1] vgaarb: loaded [ 4.137113][ T1] clocksource: Switched to clocksource kvm-clock [ 4.142210][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.142836][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.146091][ T1] netfs: FS-Cache loaded [ 4.146315][ T1] CacheFiles: Loaded [ 4.151978][ T1] TOMOYO: 2.6.0 [ 4.152796][ T1] Mandatory Access Control activated. [ 4.160126][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.162261][ T1] pnp: PnP ACPI init [ 4.200147][ T1] pnp: PnP ACPI: found 7 devices [ 4.275428][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.279032][ T1] NET: Registered PF_INET protocol family [ 4.287150][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.318142][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 4.322677][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.327278][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.341210][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 4.356620][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.364347][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 4.371197][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.377663][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.381874][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.387640][ T1] RPC: Registered named UNIX socket transport module. [ 4.388978][ T1] RPC: Registered udp transport module. [ 4.390037][ T1] RPC: Registered tcp transport module. [ 4.390925][ T1] RPC: Registered tcp-with-tls transport module. [ 4.392540][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.397792][ T1] NET: Registered PF_XDP protocol family [ 4.399330][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.400842][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.402234][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.403939][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.407505][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.410253][ T1] PCI: CLS 0 bytes, default 64 [ 4.420037][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.422333][ T1] software IO TLB: mapped [mem 0x00000000b5400000-0x00000000b9400000] (64MB) [ 4.424943][ T1] ACPI: bus type thunderbolt registered [ 4.429790][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.441993][ T62] kworker/u8:3 (62) used greatest stack depth: 27408 bytes left [ 4.444025][ T61] kworker/u8:3 (61) used greatest stack depth: 26320 bytes left [ 4.465720][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.467484][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6bcbee19, max_idle_ns: 440795214999 ns [ 4.471449][ T1] clocksource: Switched to clocksource tsc [ 4.501500][ T70] kworker/u8:3 (70) used greatest stack depth: 26104 bytes left [ 6.234583][ T1] Initialise system trusted keyrings [ 6.238915][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.240085][ T81] kworker/u8:2 (81) used greatest stack depth: 25448 bytes left [ 6.246905][ T1] DLM installed [ 6.250906][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.257878][ T1] NFS: Registering the id_resolver key type [ 6.259914][ T1] Key type id_resolver registered [ 6.261747][ T1] Key type id_legacy registered [ 6.262687][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.264024][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.273306][ T1] Key type cifs.spnego registered [ 6.274240][ T1] Key type cifs.idmap registered [ 6.275373][ T1] ntfs3: Max link count 4000 [ 6.276065][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.276974][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.278255][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.279334][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.282593][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.283652][ T1] QNX4 filesystem 0.2.3 registered. [ 6.284758][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.286468][ T1] fuse: init (API version 7.40) [ 6.290946][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.293514][ T1] orangefs_init: module version upstream loaded [ 6.295300][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.323044][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.327323][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.328813][ T1] NILFS version 2 loaded [ 6.329663][ T1] befs: version: 0.9.3 [ 6.330711][ T1] ocfs2: Registered cluster interface o2cb [ 6.333139][ T1] ocfs2: Registered cluster interface user [ 6.334523][ T1] OCFS2 User DLM kernel interface loaded [ 6.360257][ T1] gfs2: GFS2 installed [ 6.372096][ T1] ceph: loaded (mds proto 32) [ 6.396443][ T1] NET: Registered PF_ALG protocol family [ 6.397861][ T1] xor: automatically using best checksumming function avx [ 6.399017][ T1] async_tx: api initialized (async) [ 6.399907][ T1] Key type asymmetric registered [ 6.400745][ T1] Asymmetric key parser 'x509' registered [ 6.401646][ T1] Asymmetric key parser 'pkcs8' registered [ 6.402445][ T1] Key type pkcs7_test registered [ 6.404019][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 6.406407][ T1] io scheduler mq-deadline registered [ 6.407234][ T1] io scheduler kyber registered [ 6.408233][ T1] io scheduler bfq registered [ 6.419613][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.425489][ T1] ACPI: button: Power Button [PWRF] [ 6.427270][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.429501][ T1] ACPI: button: Sleep Button [SLPF] [ 6.440056][ T159] kworker/u8:2 (159) used greatest stack depth: 24776 bytes left [ 6.452957][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.477336][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.478320][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.503455][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.504598][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.529025][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.530208][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.548342][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.613525][ T234] kworker/u8:3 (234) used greatest stack depth: 24464 bytes left [ 7.049310][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.051303][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.056527][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.069613][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.080719][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.093141][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.115052][ T1] Non-volatile memory driver v1.3 [ 7.133857][ T1] Linux agpgart interface v0.103 [ 7.143141][ T1] ACPI: bus type drm_connector registered [ 7.150636][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.164823][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.248257][ T1] Console: switching to colour frame buffer device 128x48 [ 7.266543][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.269415][ T1] usbcore: registered new interface driver udl [ 7.339926][ T1] brd: module loaded [ 7.427057][ T1] loop: module loaded [ 7.571574][ T1] zram: Added device: zram0 [ 7.582630][ T1] null_blk: disk nullb0 created [ 7.583869][ T1] null_blk: module loaded [ 7.585750][ T1] Guest personality initialized and is inactive [ 7.588098][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 7.590340][ T1] Initialized host personality [ 7.592546][ T1] usbcore: registered new interface driver rtsx_usb [ 7.594576][ T1] usbcore: registered new interface driver viperboard [ 7.596715][ T1] usbcore: registered new interface driver dln2 [ 7.598021][ T1] usbcore: registered new interface driver pn533_usb [ 7.606964][ T1] nfcsim 0.2 initialized [ 7.607893][ T1] usbcore: registered new interface driver port100 [ 7.609369][ T1] usbcore: registered new interface driver nfcmrvl [ 7.617335][ T1] Loading iSCSI transport class v2.0-870. [ 7.632702][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 7.643336][ T1] ------------[ cut here ]------------ [ 7.644526][ T1] refcount_t: decrement hit 0; leaking memory. [ 7.645689][ T1] WARNING: CPU: 1 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0xfa/0x1d0 [ 7.647342][ T1] Modules linked in: [ 7.647937][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc4-syzkaller-01042-ge44894e2aa4e #0 [ 7.649965][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 7.651943][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 7.653254][ T1] Code: b2 00 00 00 e8 97 ee e6 fc 5b 5d c3 cc cc cc cc e8 8b ee e6 fc c6 05 92 85 e4 0a 01 90 48 c7 c7 e0 33 1f 8c e8 f7 6a a9 fc 90 <0f> 0b 90 90 eb d9 e8 6b ee e6 fc c6 05 6f 85 e4 0a 01 90 48 c7 c7 [ 7.656638][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 7.657578][ T1] RAX: 158b883520f88500 RBX: ffff88802114502c RCX: ffff8880166d0000 [ 7.658693][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.660055][ T1] RBP: 0000000000000004 R08: ffffffff81588082 R09: fffffbfff1c39b48 [ 7.661211][ T1] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffffea000505ddc0 [ 7.662400][ T1] R13: ffffea000505ddc8 R14: 1ffffd4000a0bbb9 R15: 0000000000000000 [ 7.663680][ T1] FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 7.665028][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.665951][ T1] CR2: 0000000000000000 CR3: 000000000e134000 CR4: 00000000003506f0 [ 7.667325][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.668694][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.670080][ T1] Call Trace: [ 7.670810][ T1] [ 7.671333][ T1] ? __warn+0x163/0x4e0 [ 7.672054][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.672888][ T1] ? report_bug+0x2b3/0x500 [ 7.673666][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.674430][ T1] ? handle_bug+0x3e/0x70 [ 7.675024][ T1] ? exc_invalid_op+0x1a/0x50 [ 7.675869][ T1] ? asm_exc_invalid_op+0x1a/0x20 [ 7.676662][ T1] ? __warn_printk+0x292/0x360 [ 7.677422][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.678341][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 7.679473][ T1] __free_pages_ok+0xc60/0xd90 [ 7.680320][ T1] make_alloc_exact+0xa3/0xf0 [ 7.681431][ T1] vring_alloc_queue_split+0x20a/0x600 [ 7.682462][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 7.684508][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 7.685440][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 7.686791][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 7.688163][ T1] ? really_probe+0x2b8/0xad0 [ 7.688863][ T1] ? driver_probe_device+0x50/0x430 [ 7.689970][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 7.690779][ T1] ? ret_from_fork+0x4b/0x80 [ 7.691740][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 7.692721][ T1] vring_create_virtqueue+0xca/0x110 [ 7.694348][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.695893][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.696955][ T1] setup_vq+0xe9/0x2d0 [ 7.697646][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.698357][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.699161][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.700289][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.701626][ T1] vp_setup_vq+0xbf/0x330 [ 7.702376][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 7.703692][ T1] ? ioread16+0x2f/0x90 [ 7.704343][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.705193][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 7.706101][ T1] vp_find_vqs+0x4c/0x4e0 [ 7.706907][ T1] virtscsi_init+0x8db/0xd00 [ 7.707869][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 7.709155][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 7.710160][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 7.711411][ T1] ? vp_get+0xfd/0x140 [ 7.712077][ T1] virtscsi_probe+0x3ea/0xf60 [ 7.713023][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 7.714086][ T1] ? kernfs_add_one+0x156/0x8b0 [ 7.715061][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 7.716687][ T1] ? virtio_features_ok+0x10c/0x270 [ 7.717725][ T1] virtio_dev_probe+0x991/0xaf0 [ 7.718537][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 7.719758][ T1] really_probe+0x2b8/0xad0 [ 7.720450][ T1] __driver_probe_device+0x1a2/0x390 [ 7.721317][ T1] driver_probe_device+0x50/0x430 [ 7.722691][ T1] __driver_attach+0x45f/0x710 [ 7.723528][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.724335][ T1] bus_for_each_dev+0x239/0x2b0 [ 7.725319][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.726107][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 7.726907][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 7.728036][ T1] bus_add_driver+0x347/0x620 [ 7.728876][ T1] driver_register+0x23a/0x320 [ 7.729858][ T1] virtio_scsi_init+0x69/0xe0 [ 7.730575][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.731425][ T1] do_one_initcall+0x248/0x880 [ 7.732326][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.733147][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.734600][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 7.735541][ T1] ? __pfx_parse_args+0x10/0x10 [ 7.736869][ T1] ? do_initcalls+0x1c/0x80 [ 7.737604][ T1] ? rcu_is_watching+0x15/0xb0 [ 7.738308][ T1] do_initcall_level+0x157/0x210 [ 7.739078][ T1] do_initcalls+0x3f/0x80 [ 7.739913][ T1] kernel_init_freeable+0x435/0x5d0 [ 7.741099][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.742135][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.744486][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.745599][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.746798][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.747883][ T1] kernel_init+0x1d/0x2b0 [ 7.748950][ T1] ret_from_fork+0x4b/0x80 [ 7.749905][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.751835][ T1] ret_from_fork_asm+0x1a/0x30 [ 7.752703][ T1] [ 7.753541][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 7.754791][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc4-syzkaller-01042-ge44894e2aa4e #0 [ 7.756704][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 7.758229][ T1] Call Trace: [ 7.759035][ T1] [ 7.759667][ T1] dump_stack_lvl+0x241/0x360 [ 7.760691][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 7.761736][ T1] ? __pfx__printk+0x10/0x10 [ 7.761810][ T1] ? _printk+0xd5/0x120 [ 7.761810][ T1] ? vscnprintf+0x5d/0x90 [ 7.761810][ T1] panic+0x349/0x860 [ 7.761810][ T1] ? __warn+0x172/0x4e0 [ 7.761810][ T1] ? __pfx_panic+0x10/0x10 [ 7.761810][ T1] ? show_trace_log_lvl+0x4e6/0x520 [ 7.761810][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 7.761810][ T1] __warn+0x346/0x4e0 [ 7.771171][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.771171][ T1] report_bug+0x2b3/0x500 [ 7.771171][ T1] ? refcount_warn_saturate+0xfa/0x1d0 [ 7.771171][ T1] handle_bug+0x3e/0x70 [ 7.771171][ T1] exc_invalid_op+0x1a/0x50 [ 7.771171][ T1] asm_exc_invalid_op+0x1a/0x20 [ 7.771171][ T1] RIP: 0010:refcount_warn_saturate+0xfa/0x1d0 [ 7.771171][ T1] Code: b2 00 00 00 e8 97 ee e6 fc 5b 5d c3 cc cc cc cc e8 8b ee e6 fc c6 05 92 85 e4 0a 01 90 48 c7 c7 e0 33 1f 8c e8 f7 6a a9 fc 90 <0f> 0b 90 90 eb d9 e8 6b ee e6 fc c6 05 6f 85 e4 0a 01 90 48 c7 c7 [ 7.781102][ T1] RSP: 0000:ffffc90000066e18 EFLAGS: 00010246 [ 7.781102][ T1] RAX: 158b883520f88500 RBX: ffff88802114502c RCX: ffff8880166d0000 [ 7.781102][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.781102][ T1] RBP: 0000000000000004 R08: ffffffff81588082 R09: fffffbfff1c39b48 [ 7.781102][ T1] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffffea000505ddc0 [ 7.781102][ T1] R13: ffffea000505ddc8 R14: 1ffffd4000a0bbb9 R15: 0000000000000000 [ 7.791193][ T1] ? __warn_printk+0x292/0x360 [ 7.791193][ T1] ? refcount_warn_saturate+0xf9/0x1d0 [ 7.791193][ T1] __free_pages_ok+0xc60/0xd90 [ 7.791193][ T1] make_alloc_exact+0xa3/0xf0 [ 7.791193][ T1] vring_alloc_queue_split+0x20a/0x600 [ 7.791193][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 7.791193][ T1] ? vp_find_vqs+0x4c/0x4e0 [ 7.791193][ T1] ? virtscsi_probe+0x3ea/0xf60 [ 7.791193][ T1] ? virtio_dev_probe+0x991/0xaf0 [ 7.801076][ T1] ? really_probe+0x2b8/0xad0 [ 7.801076][ T1] ? driver_probe_device+0x50/0x430 [ 7.801076][ T1] vring_create_virtqueue_split+0xc6/0x310 [ 7.801076][ T1] ? ret_from_fork+0x4b/0x80 [ 7.801076][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 7.801076][ T1] vring_create_virtqueue+0xca/0x110 [ 7.801076][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.801076][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.801076][ T1] setup_vq+0xe9/0x2d0 [ 7.811190][ T1] ? __pfx_vp_notify+0x10/0x10 [ 7.811190][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.811190][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.811190][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.811190][ T1] vp_setup_vq+0xbf/0x330 [ 7.811190][ T1] ? __pfx_vp_config_changed+0x10/0x10 [ 7.811190][ T1] ? ioread16+0x2f/0x90 [ 7.811190][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 7.811190][ T1] vp_find_vqs_msix+0x8b2/0xc80 [ 7.811190][ T1] vp_find_vqs+0x4c/0x4e0 [ 7.821080][ T1] virtscsi_init+0x8db/0xd00 [ 7.821080][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 7.821080][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 7.821080][ T1] ? scsi_host_alloc+0xa57/0xea0 [ 7.821080][ T1] ? vp_get+0xfd/0x140 [ 7.821080][ T1] virtscsi_probe+0x3ea/0xf60 [ 7.821080][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 7.821080][ T1] ? kernfs_add_one+0x156/0x8b0 [ 7.821080][ T1] ? virtio_no_restricted_mem_acc+0x9/0x10 [ 7.821080][ T1] ? virtio_features_ok+0x10c/0x270 [ 7.821080][ T1] virtio_dev_probe+0x991/0xaf0 [ 7.821080][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 7.831189][ T1] really_probe+0x2b8/0xad0 [ 7.831189][ T1] __driver_probe_device+0x1a2/0x390 [ 7.831189][ T1] driver_probe_device+0x50/0x430 [ 7.831189][ T1] __driver_attach+0x45f/0x710 [ 7.831189][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.831189][ T1] bus_for_each_dev+0x239/0x2b0 [ 7.831189][ T1] ? __pfx___driver_attach+0x10/0x10 [ 7.831189][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 7.831189][ T1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 7.831189][ T1] bus_add_driver+0x347/0x620 [ 7.831189][ T1] driver_register+0x23a/0x320 [ 7.831189][ T1] virtio_scsi_init+0x69/0xe0 [ 7.831189][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.841060][ T1] do_one_initcall+0x248/0x880 [ 7.841060][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 7.841060][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.841060][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 7.841060][ T1] ? __pfx_parse_args+0x10/0x10 [ 7.841060][ T1] ? do_initcalls+0x1c/0x80 [ 7.841060][ T1] ? rcu_is_watching+0x15/0xb0 [ 7.841060][ T1] do_initcall_level+0x157/0x210 [ 7.841060][ T1] do_initcalls+0x3f/0x80 [ 7.841060][ T1] kernel_init_freeable+0x435/0x5d0 [ 7.841060][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 7.851132][ T1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 7.851132][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.851132][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.851132][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.851132][ T1] kernel_init+0x1d/0x2b0 [ 7.851132][ T1] ret_from_fork+0x4b/0x80 [ 7.851132][ T1] ? __pfx_kernel_init+0x10/0x10 [ 7.851132][ T1] ret_from_fork_asm+0x1a/0x30 [ 7.851132][ T1] [ 7.851132][ T1] Kernel Offset: disabled [ 7.851132][ T1] Rebooting in 86400 seconds..