failed to run ["ssh" "-p" "4749" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 4749 timed out ftruncate: Invalid argument qemu-system-x86_64: warning: hub 0 is not connected to host network [ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 loop.max_loop=1 dummy_hcd.num=1 netrom.nr_ndevs=1 rose.rose_ndevs=1 [ 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 0x0000000000100000-0x000000005ffdcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000005ffdd000-0x000000005fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 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] Hash pointers mode set to never. [ 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 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000010][ T0] kvm-clock: using sched offset of 2645217217 cycles [ 0.007369][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.032887][ T0] last_pfn = 0x5ffdd max_arch_pfn = 0x400000000 [ 0.039687][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.049563][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.065196][ T0] found SMP MP-table at [mem 0x000f53d0-0x000f53df] [ 0.071939][ T0] Using GB pages for direct mapping [ 0.080246][ T0] ACPI: Early table checksum verification disabled [ 0.086955][ T0] ACPI: RSDP 0x00000000000F5200 000014 (v00 BOCHS ) [ 0.093318][ T0] ACPI: RSDT 0x000000005FFE25D7 000048 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.103672][ T0] ACPI: FACP 0x000000005FFE189E 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.112290][ T0] ACPI: DSDT 0x000000005FFDF040 00285E (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.122207][ T0] ACPI: FACS 0x000000005FFDF000 000040 [ 0.128016][ T0] ACPI: APIC 0x000000005FFE1992 000078 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.137190][ T0] ACPI: HPET 0x000000005FFE1A0A 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.147479][ T0] ACPI: SRAT 0x000000005FFE1A42 0000E0 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.156722][ T0] ACPI: MCFG 0x000000005FFE1B22 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.166773][ T0] ACPI: DMAR 0x000000005FFE1B5E 0000D0 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.176358][ T0] ACPI: SSDT 0x000000005FFE1C2E 0008A1 (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.186040][ T0] ACPI: NFIT 0x000000005FFE24CF 0000E0 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.196185][ T0] ACPI: WAET 0x000000005FFE25AF 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.205326][ T0] ACPI: Reserving FACP table memory at [mem 0x5ffe189e-0x5ffe1991] [ 0.213514][ T0] ACPI: Reserving DSDT table memory at [mem 0x5ffdf040-0x5ffe189d] [ 0.221515][ T0] ACPI: Reserving FACS table memory at [mem 0x5ffdf000-0x5ffdf03f] [ 0.229725][ T0] ACPI: Reserving APIC table memory at [mem 0x5ffe1992-0x5ffe1a09] [ 0.237996][ T0] ACPI: Reserving HPET table memory at [mem 0x5ffe1a0a-0x5ffe1a41] [ 0.246074][ T0] ACPI: Reserving SRAT table memory at [mem 0x5ffe1a42-0x5ffe1b21] [ 0.254631][ T0] ACPI: Reserving MCFG table memory at [mem 0x5ffe1b22-0x5ffe1b5d] [ 0.262293][ T0] ACPI: Reserving DMAR table memory at [mem 0x5ffe1b5e-0x5ffe1c2d] [ 0.270206][ T0] ACPI: Reserving SSDT table memory at [mem 0x5ffe1c2e-0x5ffe24ce] [ 0.278250][ T0] ACPI: Reserving NFIT table memory at [mem 0x5ffe24cf-0x5ffe25ae] [ 0.285899][ T0] ACPI: Reserving WAET table memory at [mem 0x5ffe25af-0x5ffe25d6] [ 0.297580][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.304861][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x5fffffff] [ 0.312449][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x103ffffff] non-volatile [ 0.320188][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x59fffffff] hotplug [ 0.328301][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0x5ffdcfff] -> [mem 0x00001000-0x5ffdcfff] [ 0.339669][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000030000fff] (768MB) [ 0.348532][ T0] Faking node 1 at [mem 0x0000000030001000-0x000000005ffdcfff] (767MB) [ 0.356769][ T0] NODE_DATA(0) allocated [mem 0x2fffb400-0x30000fff] [ 0.365674][ T0] NODE_DATA(1) allocated [mem 0x5ffd6400-0x5ffdbfff] [ 0.383113][ T0] Zone ranges: [ 0.386864][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.393876][ T0] DMA32 [mem 0x0000000001000000-0x000000005ffdcfff] [ 0.401223][ T0] Normal empty [ 0.405469][ T0] Device empty [ 0.409153][ T0] Movable zone start for each node [ 0.414052][ T0] Early memory node ranges [ 0.418695][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.425478][ T0] node 0: [mem 0x0000000000100000-0x0000000030000fff] [ 0.432182][ T0] node 1: [mem 0x0000000030001000-0x000000005ffdcfff] [ 0.439667][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000030000fff] [ 0.447882][ T0] Initmem setup node 1 [mem 0x0000000030001000-0x000000005ffdcfff] [ 0.455407][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.462419][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.496990][ T0] On node 1, zone DMA32: 35 pages in unavailable ranges [ 0.613273][ T0] kasan: KernelAddressSanitizer initialized [ 0.629242][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.634420][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.642432][ T0] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.650795][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.657892][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.666139][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.673566][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.681487][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.689430][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.696771][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.704019][ T0] TSC deadline timer available [ 0.708639][ T0] CPU topo: Max. logical packages: 1 [ 0.714018][ T0] CPU topo: Max. logical dies: 1 [ 0.719218][ T0] CPU topo: Max. dies per package: 1 [ 0.725126][ T0] CPU topo: Max. threads per core: 1 [ 0.731475][ T0] CPU topo: Num. cores per package: 1 [ 0.737164][ T0] CPU topo: Num. threads per package: 1 [ 0.742897][ T0] CPU topo: Allowing 1 present CPUs plus 0 hotplug CPUs [ 0.750573][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.759218][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.767584][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.777722][ T0] [mem 0x60000000-0xafffffff] available for PCI devices [ 0.784447][ T0] Booting paravirtualized kernel on KVM [ 0.789821][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.892447][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:2 [ 0.902127][ T0] percpu: Embedded 70 pages/cpu s246472 r8192 d32056 u2097152 [ 0.909759][ T0] kvm-guest: PV spinlocks disabled, single CPU [ 0.916562][ 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=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi [ 0.921692][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 1.030316][ T0] random: crng init done [ 1.034771][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 1.043133][ T0] software IO TLB: area num 1. [ 1.092386][ T0] Fallback order for Node 0: 0 1 [ 1.092415][ T0] Fallback order for Node 1: 1 0 [ 1.092430][ T0] Built 2 zonelists, mobility grouping on. Total pages: 393083 [ 1.106037][ T0] Policy zone: DMA32 [ 1.110082][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 1.116616][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 1.122582][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.136366][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.260112][ T0] ********************************************************** [ 1.265877][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.271838][ T0] ** ** [ 1.277701][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.283466][ T0] ** via the console, logs, and other interfaces. This ** [ 1.289265][ T0] ** might reduce the security of your system. ** [ 1.296111][ T0] ** ** [ 1.303046][ T0] ** If you see this message and you are not debugging ** [ 1.308617][ T0] ** the kernel, report this immediately to your system ** [ 1.314620][ T0] ** administrator! ** [ 1.320784][ T0] ** ** [ 1.326510][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.332509][ T0] ** ** [ 1.338629][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.344233][ T0] ********************************************************** [ 1.352065][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=2 [ 1.395143][ T0] allocated 31457280 bytes of page_ext [ 1.399637][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.411381][ T0] Node 0, zone DMA32: page owner found early allocated 4578 pages [ 1.420570][ T0] Node 1, zone DMA32: page owner found early allocated 3203 pages [ 1.436500][ T0] Dynamic Preempt: full [ 1.442359][ T0] Running RCU self tests [ 1.445914][ T0] Running RCU synchronous self tests [ 1.450442][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.456659][ T0] rcu: RCU lockdep checking is enabled. [ 1.462697][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=1. [ 1.468664][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.474741][ T0] rcu: RCU debug extended QS entry/exit. [ 1.479783][ T0] All grace periods are expedited (rcu_expedited). [ 1.486217][ T0] Trampoline variant of Tasks RCU enabled. [ 1.491025][ T0] Tracing variant of Tasks RCU enabled. [ 1.495982][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.504393][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 1.510904][ T0] Running RCU synchronous self tests [ 1.515250][ T0] RCU Tasks: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.523839][ T0] RCU Tasks Trace: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.685311][ T0] NR_IRQS: 4352, nr_irqs: 256, preallocated irqs: 16 [ 1.692748][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.700416][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88805b200000-0xffff88805b400000 [ 1.746466][ T0] Console: colour VGA+ 80x25 [ 1.750692][ T0] printk: legacy console [ttyS0] enabled [ 1.750692][ T0] printk: legacy console [ttyS0] enabled [ 1.760010][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.760010][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.771652][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.778881][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.782830][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.786415][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.790762][ T0] ... CLASSHASH_SIZE: 4096 [ 1.795050][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.799312][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.803732][ T0] ... CHAINHASH_SIZE: 524288 [ 1.808479][ T0] memory used by lock dependency info: 106625 kB [ 1.813537][ T0] memory used for stack traces: 8320 kB [ 1.818460][ T0] per task-struct memory footprint: 1920 bytes [ 1.823935][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.833691][ T0] ACPI: Core revision 20250404 [ 1.840257][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.849382][ T0] APIC: Switch to symmetric I/O mode setup [ 1.854060][ T0] DMAR: Host address width 48 [ 1.858235][ T0] DMAR: DRHD base: 0x000000fed90000 flags: 0x0 [ 1.864245][ T0] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap d2008c222f0606 ecap f00f5e [ 1.872074][ T0] DMAR: ATSR flags: 0x1 [ 1.875781][ T0] DMAR-IR: IOAPIC id 0 under DRHD base 0xfed90000 IOMMU 0 [ 1.882225][ T0] DMAR-IR: Queued invalidation will be enabled to support x2apic and Intr-remapping. [ 1.895710][ T0] DMAR-IR: Enabled IRQ remapping in x2apic mode [ 1.900810][ T0] x2apic enabled [ 1.904561][ T0] APIC: Switched APIC routing to: cluster x2apic [ 1.929834][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.937580][ T0] Calibrating delay loop (skipped) preset value.. 5599.99 BogoMIPS (lpj=27999980) [ 1.949144][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.958789][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.967574][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.973385][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.977829][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.987573][ T0] Spectre V2 : Mitigation: Enhanced / Automatic IBRS [ 1.997568][ T0] RETBleed: Mitigation: Enhanced IBRS [ 2.001831][ T0] ITS: Mitigation: Aligned branch/return thunks [ 2.006978][ T0] TAA: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.007574][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.017574][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.027579][ T0] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 2.037594][ T0] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 2.047597][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.055703][ T0] active return thunk: its_return_thunk [ 2.062295][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 2.067865][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.077574][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.083773][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.087572][ T0] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 2.092777][ T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 2.097576][ T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 2.107577][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.113090][ T0] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 2.117573][ T0] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 2.123377][ T0] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 2.127572][ T0] x86/fpu: Enabled xstate features 0xe7, context size is 2432 bytes, using 'compacted' format. [ 2.581227][ T0] Freeing SMP alternatives memory: 136K [ 2.585409][ T0] pid_max: default: 32768 minimum: 301 [ 2.588235][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.598142][ T0] landlock: Up and running. [ 2.601452][ T0] Yama: becoming mindful. [ 2.604976][ T0] TOMOYO Linux initialized [ 2.610839][ T0] AppArmor: AppArmor initialized [ 2.617860][ T0] LSM support for eBPF active [ 2.625015][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 2.630583][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.638110][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.647778][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.660322][ T0] Running RCU synchronous self tests [ 2.664778][ T0] Running RCU synchronous self tests [ 2.787991][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.80GHz (family: 0x6, model: 0x55, stepping: 0x7) [ 2.802019][ T1] Performance Events: unsupported CPU family 6 model 85 no PMU driver, software events only. [ 2.807892][ T1] signal: max sigframe size: 3632 [ 2.813144][ T1] rcu: Hierarchical SRCU implementation. [ 2.817580][ T1] rcu: Max phase no-delay instances is 1000. [ 2.858108][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.863675][ T1] smp: Bringing up secondary CPUs ... [ 2.867963][ T1] smp: Brought up 2 nodes, 1 CPU [ 2.871490][ T1] smpboot: Total of 1 processors activated (5599.99 BogoMIPS) [ 2.878085][ T1] Memory: 755724K/1572332K available (171992K kernel code, 29040K rwdata, 38608K rodata, 26136K init, 122560K bss, 770432K reserved, 0K cma-reserved) [ 2.889450][ T1] devtmpfs: initialized [ 2.893179][ T1] x86/mm: Memory block size: 128MB [ 2.931030][ T1] Running RCU synchronous self tests [ 2.934481][ T1] Running RCU synchronous self tests [ 2.938586][ T1] Running RCU Tasks wait API self tests [ 3.047841][ T1] Running RCU Tasks Trace wait API self tests [ 3.052612][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.058140][ T1] posixtimers hash table entries: 512 (order: 3, 36864 bytes, vmalloc) [ 3.067919][ T24] Callback from call_rcu_tasks_trace() invoked. [ 3.073116][ T1] futex hash table entries: 128 (16384 bytes on 2 NUMA nodes, total 32 KiB, linear). [ 3.089446][ T1] PM: RTC time: 07:35:51, date: 2025-08-25 [ 3.115849][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.130242][ T1] audit: initializing netlink subsys (disabled) [ 3.135672][ T25] audit: type=2000 audit(1756107352.400:1): state=initialized audit_enabled=0 res=1 [ 3.141821][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.142061][ T1] cpuidle: using governor menu [ 3.151607][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.170543][ T1] dca service started, version 1.12.1 [ 3.175762][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 3.177792][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 3.321873][ T1] PCI: Using configuration type 1 for base access [ 3.359779][ T1] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 [ 3.377660][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 3.383958][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 3.397685][ T23] Callback from call_rcu_tasks() invoked. [ 3.402016][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.407578][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.440290][ T1] raid6: skipped pq benchmark and selected avx512x4 [ 3.445467][ T1] raid6: using avx512x2 recovery algorithm [ 3.460017][ T1] ACPI: Added _OSI(Module Device) [ 3.463647][ T1] ACPI: Added _OSI(Processor Device) [ 3.477595][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.818523][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.913018][ T1] ACPI: Interpreter enabled [ 3.916879][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.927643][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.933519][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.947727][ T1] PCI: Using E820 reservations for host bridge windows [ 3.969803][ T1] ACPI: Enabled 4 GPEs in block 00 to 3F [ 4.551401][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.567708][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 4.590441][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 4.616904][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 4.630733][ T1] PCI host bridge to bus 0000:00 [ 4.634336][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.647989][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.654600][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.667823][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.674654][ T1] pci_bus 0000:00: root bus resource [mem 0x60000000-0xafffffff window] [ 4.687661][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.693927][ T1] pci_bus 0000:00: root bus resource [mem 0x5c0000000-0xdbfffffff window] [ 4.707656][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.713224][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 4.749247][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 conventional PCI endpoint [ 4.772598][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfc000000-0xfc7fffff pref] [ 4.787918][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfca00000-0xfca03fff 64bit pref] [ 4.794420][ T1] pci 0000:00:01.0: BAR 4 [mem 0xfeaf4000-0xfeaf4fff] [ 4.807805][ T1] pci 0000:00:01.0: ROM [mem 0xfeae0000-0xfeaeffff pref] [ 4.815717][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.827601][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x310 took 19531 usecs [ 4.856094][ T1] pci 0000:00:02.0: [8086:10d3] type 00 class 0x020000 PCIe Root Complex Integrated Endpoint [ 4.876015][ T1] pci 0000:00:02.0: BAR 0 [mem 0xfea80000-0xfea9ffff] [ 4.887822][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfeaa0000-0xfeabffff] [ 4.893433][ T1] pci 0000:00:02.0: BAR 2 [io 0xc080-0xc09f] [ 4.907786][ T1] pci 0000:00:02.0: BAR 3 [mem 0xfeaf0000-0xfeaf3fff] [ 4.913186][ T1] pci 0000:00:02.0: ROM [mem 0xfea00000-0xfea3ffff pref] [ 4.927927][ T1] pci 0000:00:02.0: enabling Extended Tags [ 4.954429][ T1] pci 0000:00:03.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.973987][ T1] pci 0000:00:03.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.988076][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfeaf5000-0xfeaf5fff] [ 4.993770][ T1] pci 0000:00:03.0: BAR 4 [mem 0xfca04000-0xfca07fff 64bit pref] [ 5.016159][ T1] pci 0000:00:04.0: [8086:3420] type 01 class 0x060400 PCIe Root Port [ 5.032279][ T1] pci 0000:00:04.0: PCI bridge to [bus 01] [ 5.047697][ T1] pci 0000:00:04.0: bridge window [mem 0xfe800000-0xfe9fffff] [ 5.055733][ T1] pci 0000:00:04.0: bridge window [mem 0xfc800000-0xfc9fffff 64bit pref] [ 5.068721][ T1] pci 0000:00:04.0: enabling Extended Tags [ 5.110923][ T1] pci 0000:00:05.0: [1af4:1009] type 00 class 0x000200 conventional PCI endpoint [ 5.133988][ T1] pci 0000:00:05.0: BAR 0 [io 0xc0c0-0xc0df] [ 5.147707][ T1] pci 0000:00:05.0: BAR 1 [mem 0xfeaf6000-0xfeaf6fff] [ 5.153199][ T1] pci 0000:00:05.0: BAR 4 [mem 0xfca08000-0xfca0bfff 64bit pref] [ 5.175994][ T1] pci 0000:00:06.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 5.194063][ T1] pci 0000:00:06.0: BAR 0 [mem 0xfeac0000-0xfeadffff] [ 5.207716][ T1] pci 0000:00:06.0: BAR 1 [io 0xc000-0xc03f] [ 5.213936][ T1] pci 0000:00:06.0: ROM [mem 0xfea40000-0xfea7ffff pref] [ 5.233724][ T1] pci 0000:00:07.0: [1af4:1110] type 00 class 0x050000 conventional PCI endpoint [ 5.256815][ T1] pci 0000:00:07.0: BAR 0 [mem 0xfeaf7000-0xfeaf70ff] [ 5.287714][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfeaf8000-0xfeaf8fff] [ 5.293032][ T1] pci 0000:00:07.0: BAR 2 [mem 0xfca0c000-0xfca0cfff 64bit pref] [ 5.316149][ T1] pci 0000:00:08.0: [1af4:1110] type 00 class 0x050000 conventional PCI endpoint [ 5.350387][ T1] pci 0000:00:08.0: BAR 0 [mem 0xfeaf9000-0xfeaf90ff] [ 5.355702][ T1] pci 0000:00:08.0: BAR 2 [mem 0xfa000000-0xfbffffff 64bit pref] [ 5.376770][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 conventional PCI endpoint [ 5.392221][ T1] pci 0000:00:1d.0: BAR 4 [io 0xc0e0-0xc0ff] [ 5.415914][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 conventional PCI endpoint [ 5.431931][ T1] pci 0000:00:1d.1: BAR 4 [io 0xc100-0xc11f] [ 5.453892][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 conventional PCI endpoint [ 5.471531][ T1] pci 0000:00:1d.2: BAR 4 [io 0xc120-0xc13f] [ 5.493142][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 conventional PCI endpoint [ 5.511362][ T1] pci 0000:00:1d.7: BAR 0 [mem 0xfeafa000-0xfeafafff] [ 5.533293][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 5.550845][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 5.572693][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 5.592484][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc140-0xc15f] [ 5.596828][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfeafb000-0xfeafbfff] [ 5.615539][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 5.632712][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 5.655978][ T1] pci 0000:00:04.0: PCI bridge to [bus 01] [ 5.695085][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 5.712406][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 5.734452][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 5.753581][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 5.773859][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 5.794203][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 5.813679][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 5.833758][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 5.849600][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 5.857250][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 5.868306][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 5.875060][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 5.888434][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 5.894979][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 5.908352][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 5.914364][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 5.990405][ T1] iommu: Default domain type: Translated [ 5.995048][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 6.014454][ T1] SCSI subsystem initialized [ 6.030703][ T1] ACPI: bus type USB registered [ 6.035457][ T1] usbcore: registered new interface driver usbfs [ 6.048287][ T1] usbcore: registered new interface driver hub [ 6.054498][ T1] usbcore: registered new device driver usb [ 6.070564][ T1] mc: Linux media interface: v0.10 [ 6.075343][ T1] videodev: Linux video capture interface: v2.00 [ 6.089277][ T1] pps_core: LinuxPPS API ver. 1 registered [ 6.093949][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.107744][ T1] PTP clock support registered [ 6.113670][ T1] EDAC MC: Ver: 3.0.0 [ 6.135922][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 6.155875][ T1] Bluetooth: Core ver 2.22 [ 6.168618][ T1] NET: Registered PF_BLUETOOTH protocol family [ 6.173962][ T1] Bluetooth: HCI device and connection manager initialized [ 6.187723][ T1] Bluetooth: HCI socket layer initialized [ 6.192589][ T1] Bluetooth: L2CAP socket layer initialized [ 6.197226][ T1] Bluetooth: SCO socket layer initialized [ 6.207777][ T1] NET: Registered PF_ATMPVC protocol family [ 6.213323][ T1] NET: Registered PF_ATMSVC protocol family [ 6.228076][ T1] NetLabel: Initializing [ 6.231235][ T1] NetLabel: domain hash size = 128 [ 6.235000][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 6.248253][ T1] NetLabel: unlabeled traffic allowed by default [ 6.268601][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 6.272743][ T1] NET: Registered PF_NFC protocol family [ 6.277158][ T1] mctp: management component transport protocol core [ 6.277579][ T1] NET: Registered PF_MCTP protocol family [ 6.282285][ T1] PCI: Using ACPI for IRQ routing [ 7.360135][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 7.365633][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 7.367551][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 7.377609][ T1] vgaarb: loaded [ 7.386165][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 7.397587][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 7.418993][ T1] clocksource: Switched to clocksource kvm-clock [ 7.434020][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.448035][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.472407][ T1] netfs: FS-Cache loaded [ 7.488092][ T1] CacheFiles: Loaded [ 7.492407][ T1] TOMOYO: 2.6.0 [ 7.495251][ T1] Mandatory Access Control activated. [ 7.513174][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.528558][ T1] pnp: PnP ACPI init [ 7.550751][ T1] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved [ 7.610639][ T1] pnp: PnP ACPI: found 6 devices [ 7.752260][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.769598][ T1] NET: Registered PF_INET protocol family [ 7.788624][ T1] IP idents hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 7.838623][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 7.847592][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 7.868298][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 7.889012][ T1] TCP bind hash table entries: 16384 (order: 9, 2359296 bytes, vmalloc hugepage) [ 7.896687][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 7.919672][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 7.939081][ T1] UDP hash table entries: 1024 (order: 6, 262144 bytes, vmalloc) [ 7.946974][ T1] UDP-Lite hash table entries: 1024 (order: 6, 262144 bytes, vmalloc) [ 7.968828][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 7.989531][ T1] RPC: Registered named UNIX socket transport module. [ 7.994651][ T1] RPC: Registered udp transport module. [ 8.007776][ T1] RPC: Registered tcp transport module. [ 8.011706][ T1] RPC: Registered tcp-with-tls transport module. [ 8.016410][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.040950][ T1] NET: Registered PF_XDP protocol family [ 8.045436][ T1] pci 0000:00:04.0: bridge window [io 0x1000-0x0fff] to [bus 01] add_size 1000 [ 8.068068][ T1] pci 0000:00:04.0: bridge window [io 0x1000-0x1fff]: assigned [ 8.074613][ T1] pci 0000:00:04.0: PCI bridge to [bus 01] [ 8.087939][ T1] pci 0000:00:04.0: bridge window [io 0x1000-0x1fff] [ 8.097281][ T1] pci 0000:00:04.0: bridge window [mem 0xfe800000-0xfe9fffff] [ 8.119781][ T1] pci 0000:00:04.0: bridge window [mem 0xfc800000-0xfc9fffff 64bit pref] [ 8.139788][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.145397][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.167777][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.174052][ T1] pci_bus 0000:00: resource 7 [mem 0x60000000-0xafffffff window] [ 8.197754][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 8.204194][ T1] pci_bus 0000:00: resource 9 [mem 0x5c0000000-0xdbfffffff window] [ 8.217768][ T1] pci_bus 0000:01: resource 0 [io 0x1000-0x1fff] [ 8.223302][ T1] pci_bus 0000:01: resource 1 [mem 0xfe800000-0xfe9fffff] [ 8.237774][ T1] pci_bus 0000:01: resource 2 [mem 0xfc800000-0xfc9fffff 64bit pref] [ 8.321829][ T1] ACPI: \_SB_.GSIA: Enabled at IRQ 16 [ 8.399579][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x1710 took 136870 usecs [ 8.478767][ T1] ACPI: \_SB_.GSIB: Enabled at IRQ 17 [ 8.558767][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x1710 took 148049 usecs [ 8.627267][ T1] ACPI: \_SB_.GSIC: Enabled at IRQ 18 [ 8.711344][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x1710 took 141534 usecs [ 8.790069][ T1] ACPI: \_SB_.GSID: Enabled at IRQ 19 [ 8.867970][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x1710 took 136736 usecs [ 8.874490][ T1] PCI: CLS 0 bytes, default 64 [ 8.888475][ T1] DMAR: No RMRR found [ 8.891294][ T1] DMAR: No SATC found [ 8.894095][ T1] DMAR: dmar0: Using Queued invalidation [ 8.922511][ T1] pci 0000:00:00.0: Adding to iommu group 0 [ 8.928545][ T54] kworker/u4:4 (54) used greatest stack depth: 27432 bytes left [ 8.935813][ T1] pci 0000:00:01.0: Adding to iommu group 1 [ 8.948580][ T1] pci 0000:00:02.0: Adding to iommu group 2 [ 8.955464][ T1] pci 0000:00:03.0: Adding to iommu group 3 [ 8.978317][ T1] pci 0000:00:04.0: Adding to iommu group 4 [ 8.983325][ T1] pci 0000:00:05.0: Adding to iommu group 5 [ 8.998335][ T1] pci 0000:00:06.0: Adding to iommu group 6 [ 9.002735][ T1] pci 0000:00:07.0: Adding to iommu group 7 [ 9.017888][ T1] pci 0000:00:08.0: Adding to iommu group 8 [ 9.023113][ T1] pci 0000:00:1d.0: Adding to iommu group 9 [ 9.038152][ T1] pci 0000:00:1d.1: Adding to iommu group 9 [ 9.042694][ T1] pci 0000:00:1d.2: Adding to iommu group 9 [ 9.047427][ T1] pci 0000:00:1d.7: Adding to iommu group 9 [ 9.068498][ T1] pci 0000:00:1f.0: Adding to iommu group 10 [ 9.073413][ T1] pci 0000:00:1f.2: Adding to iommu group 10 [ 9.088069][ T1] pci 0000:00:1f.3: Adding to iommu group 10 [ 9.237760][ T1] DMAR: Intel(R) Virtualization Technology for Directed I/O [ 9.243685][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 9.257734][ T1] software IO TLB: mapped [mem 0x000000005b400000-0x000000005f400000] (64MB) [ 9.277827][ T1] ACPI: bus type thunderbolt registered [ 9.290143][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 9.297160][ T1] no MSR PMU driver. [ 9.339059][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 10.161487][ T1] Initialise system trusted keyrings [ 10.173122][ T1] workingset: timestamp_bits=40 max_order=18 bucket_order=0 [ 10.187539][ T1] DLM installed [ 10.195017][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 10.208654][ T1] NFS: Registering the id_resolver key type [ 10.214030][ T1] Key type id_resolver registered [ 10.218682][ T1] Key type id_legacy registered [ 10.222430][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 10.228933][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 10.247948][ T1] Key type cifs.spnego registered [ 10.251943][ T1] Key type cifs.idmap registered [ 10.256916][ T95] kworker/u4:3 (95) used greatest stack depth: 26248 bytes left [ 10.265023][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 10.270025][ T1] ntfs3: Read-only LZX/Xpress compression included [ 10.274874][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 10.279412][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 10.287500][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 10.292181][ T1] QNX4 filesystem 0.2.3 registered. [ 10.296354][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 10.301877][ T1] fuse: init (API version 7.44) [ 10.310325][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 10.316845][ T1] orangefs_init: module version upstream loaded [ 10.322360][ T1] JFS: nTxBlock = 6264, nTxLock = 50118 [ 10.352690][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 10.363443][ T1] 9p: Installing v9fs 9p2000 file system support [ 10.369577][ T1] NILFS version 2 loaded [ 10.373633][ T1] befs: version: 0.9.3 [ 10.377512][ T1] ocfs2: Registered cluster interface o2cb [ 10.383441][ T1] ocfs2: Registered cluster interface user [ 10.388393][ T1] OCFS2 User DLM kernel interface loaded [ 10.414400][ T1] gfs2: GFS2 installed [ 10.428036][ T110] kworker/u4:3 (110) used greatest stack depth: 25512 bytes left [ 10.436682][ T1] ceph: loaded (mds proto 32) [ 10.447362][ T1] cryptd: max_cpu_qlen set to 1000 [ 10.476321][ T1] NET: Registered PF_ALG protocol family [ 10.481306][ T1] xor: automatically using best checksumming function avx [ 10.487060][ T1] async_tx: api initialized (async) [ 10.491019][ T1] Key type asymmetric registered [ 10.494877][ T1] Asymmetric key parser 'x509' registered [ 10.499278][ T1] Asymmetric key parser 'pkcs8' registered [ 10.504174][ T1] Key type pkcs7_test registered [ 10.509532][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 10.517120][ T1] io scheduler mq-deadline registered [ 10.522649][ T1] io scheduler kyber registered [ 10.527056][ T1] io scheduler bfq registered [ 10.587070][ T1] ACPI: \_SB_.GSIE: Enabled at IRQ 20 [ 10.602082][ T1] pcieport 0000:00:04.0: PME: Signaling with IRQ 25 [ 10.612849][ T1] pcieport 0000:00:04.0: AER: enabled with IRQ 26 [ 10.630731][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 10.670281][ T1] ACPI: button: Power Button [PWRF] [ 11.083139][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 11.139472][ T1] ACPI: \_SB_.GSIF: Enabled at IRQ 21 [ 11.192000][ T1] ACPI: \_SB_.GSIH: Enabled at IRQ 23 [ 11.820300][ T621] kworker/u4:0 (621) used greatest stack depth: 25480 bytes left [ 11.942308][ T1] N_HDLC line discipline registered with maxframe=4096 [ 11.949049][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 11.960264][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 12.035095][ T1] Non-volatile memory driver v1.3 [ 12.050723][ T1] Linux agpgart interface v0.103 [ 12.062752][ T1] usbcore: registered new interface driver xillyusb [ 12.074874][ T1] ACPI: bus type drm_connector registered [ 12.091260][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 12.108484][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 12.201561][ T1] Console: switching to colour frame buffer device 128x48 [ 12.224624][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 12.232573][ T1] usbcore: registered new interface driver udl [ 12.239669][ T1] [drm] pci: virtio-vga detected at 0000:00:01.0 [ 12.244619][ T1] virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [ 12.250361][ T1] [drm] features: -virgl +edid -resource_blob -host_visible [ 12.250375][ T1] [drm] features: -context_init [ 12.271132][ T1] [drm] number of scanouts: 1 [ 12.271180][ T1] [drm] number of cap sets: 0 [ 12.290514][ T1] [drm] Initialized virtio_gpu 0.1.0 for 0000:00:01.0 on minor 2 [ 12.337365][ T1] fbcon: virtio_gpudrmfb (fb1) is primary device [ 12.337386][ T1] fbcon: Remapping primary device, fb1, to tty 1-63 [ 291.627900][ T26] INFO: task swapper/0:1 blocked for more than 143 seconds. [ 291.628046][ T26] Not tainted syzkaller #0 [ 291.628054][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.628059][ T26] task:swapper/0 state:D stack:18472 pid:1 tgid:1 ppid:0 task_flags:0x0140 flags:0x00004000 [ 291.628087][ T26] Call Trace: [ 291.628091][ T26] [ 291.628100][ T26] __schedule+0x1798/0x4cc0 [ 291.628359][ T26] ? __lock_acquire+0xab9/0xd20 [ 291.629409][ T26] ? __lock_acquire+0xab9/0xd20 [ 291.629426][ T26] ? __pfx___schedule+0x10/0x10 [ 291.629452][ T26] ? schedule+0x91/0x360 [ 291.629467][ T26] schedule+0x165/0x360 [ 291.629483][ T26] schedule_preempt_disabled+0x13/0x30 [ 291.629498][ T26] __ww_mutex_lock+0x10e3/0x2980 [ 291.629513][ T26] ? drm_atomic_state_alloc+0xbc/0x100 [ 291.629529][ T26] ? drm_client_modeset_commit_atomic+0xe2/0x760 [ 291.629543][ T26] ? drm_client_modeset_commit_locked+0xcb/0x4d0 [ 291.629557][ T26] ? __ww_mutex_lock+0xc9b/0x2980 [ 291.629581][ T26] ? modeset_lock+0x2be/0x650 [ 291.629598][ T26] ? __pfx___ww_mutex_lock+0x10/0x10 [ 291.629614][ T26] ? __pfx___might_resched+0x10/0x10 [ 291.629632][ T26] ? __pfx___drm_dev_dbg+0x10/0x10 [ 291.629652][ T26] ww_mutex_lock+0x3f/0x1c0 [ 291.629668][ T26] modeset_lock+0x2be/0x650 [ 291.629759][ T26] drm_atomic_get_plane_state+0x1d2/0x5a0 [ 291.629775][ T26] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 291.629791][ T26] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 291.629814][ T26] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 291.629829][ T26] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 291.629841][ T26] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 291.629860][ T26] fb_pan_display+0x39b/0x680 [ 291.629903][ T26] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 291.629923][ T26] bit_update_start+0x4d/0x1e0 [ 291.629941][ T26] fbcon_switch+0x1568/0x2040 [ 291.629963][ T26] ? __pfx_fbcon_switch+0x10/0x10 [ 291.629990][ T26] ? __pfx_hide_cursor+0x10/0x10 [ 291.630007][ T26] ? is_console_locked+0x9/0x20 [ 291.630020][ T26] ? set_origin+0x346/0x480 [ 291.630033][ T26] redraw_screen+0x56a/0xe90 [ 291.630045][ T26] ? is_console_locked+0x9/0x20 [ 291.630055][ T26] ? fbcon_clear_margins+0x283/0x410 [ 291.630072][ T26] ? fbcon_prepare_logo+0x7b1/0xa10 [ 291.630087][ T26] ? __pfx_redraw_screen+0x10/0x10 [ 291.630103][ T26] ? is_console_locked+0x9/0x20 [ 291.630114][ T26] ? con_is_bound+0x15e/0x1f0 [ 291.630126][ T26] set_con2fb_map+0xda9/0x13c0 [ 291.630139][ T26] fbcon_fb_registered+0x24e/0x610 [ 291.630149][ T26] register_framebuffer+0x6f9/0x880 [ 291.630161][ T26] ? __pfx_register_framebuffer+0x10/0x10 [ 291.630177][ T26] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 291.630195][ T26] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 291.630218][ T26] ? drm_fb_helper_initial_config+0x29/0x40 [ 291.630235][ T26] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 291.630261][ T26] drm_fbdev_client_hotplug+0x16c/0x230 [ 291.630272][ T26] drm_client_register+0x172/0x210 [ 291.630289][ T26] drm_fbdev_client_setup+0x19f/0x3f0 [ 291.630301][ T26] drm_client_setup+0x107/0x220 [ 291.630320][ T26] virtio_gpu_probe+0x23a/0x2a0 [ 291.630335][ T26] virtio_dev_probe+0xcb0/0xfe0 [ 291.630349][ T26] ? up_write+0x1c4/0x420 [ 291.630367][ T26] ? __pfx_virtio_dev_probe+0x10/0x10 [ 291.630389][ T26] ? driver_sysfs_add+0x1fe/0x210 [ 291.630401][ T26] ? __pfx_virtio_dev_probe+0x10/0x10 [ 291.630409][ T26] really_probe+0x26d/0x9e0 [ 291.630481][ T26] __driver_probe_device+0x18c/0x2f0 [ 291.630498][ T26] driver_probe_device+0x4f/0x430 [ 291.630514][ T26] __driver_attach+0x452/0x700 [ 291.630528][ T26] bus_for_each_dev+0x233/0x2b0 [ 291.630540][ T26] ? __pfx___driver_attach+0x10/0x10 [ 291.630547][ T26] ? __pfx_bus_for_each_dev+0x10/0x10 [ 291.630560][ T26] ? do_raw_spin_unlock+0x4d/0x240 [ 291.630572][ T26] bus_add_driver+0x345/0x640 [ 291.630585][ T26] driver_register+0x23a/0x320 [ 291.630594][ T26] ? __pfx_virtio_gpu_driver_init+0x10/0x10 [ 291.631593][ T26] virtio_gpu_driver_init+0x96/0x110 [ 291.631633][ T26] do_one_initcall+0x233/0x820 [ 291.631652][ T26] ? __pfx_virtio_gpu_driver_init+0x10/0x10 [ 291.631668][ T26] ? __pfx_do_one_initcall+0x10/0x10 [ 291.631690][ T26] ? rcu_is_watching+0x15/0xb0 [ 291.631704][ T26] ? trace_irq_disable+0x37/0x110 [ 291.631720][ T26] ? preempt_schedule_irq+0xde/0x150 [ 291.631733][ T26] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 291.631745][ T26] ? irqentry_exit+0x74/0x90 [ 291.631755][ T26] ? lockdep_hardirqs_on+0x9c/0x150 [ 291.631778][ T26] ? next_arg+0x498/0x5e0 [ 291.631793][ T26] ? parameq+0x14d/0x170 [ 291.631819][ T26] ? parse_args+0x993/0xa70 [ 291.631843][ T26] ? __pfx_parse_args+0x10/0x10 [ 291.631864][ T26] ? rcu_is_watching+0x15/0xb0 [ 291.631873][ T26] do_initcall_level+0x104/0x190 [ 291.631885][ T26] ? kernel_init+0x1d/0x1d0 [ 291.631893][ T26] do_initcalls+0x59/0xa0 [ 291.631904][ T26] kernel_init_freeable+0x334/0x4b0 [ 291.631917][ T26] ? __pfx_kernel_init_freeable+0x10/0x10 [ 291.631931][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.631943][ T26] ? __pfx_kernel_init+0x10/0x10 [ 291.631954][ T26] kernel_init+0x1d/0x1d0 [ 291.631965][ T26] ? __pfx_kernel_init+0x10/0x10 [ 291.631975][ T26] ret_from_fork+0x3f9/0x770 [ 291.631991][ T26] ? __pfx_ret_from_fork+0x10/0x10 [ 291.632007][ T26] ? __pfx_kernel_init+0x10/0x10 [ 291.632019][ T26] ret_from_fork_asm+0x1a/0x30 [ 291.632042][ T26] [ 291.632054][ T26] INFO: task kworker/0:0:9 blocked for more than 143 seconds. [ 291.632063][ T26] Not tainted syzkaller #0 [ 291.632070][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.632076][ T26] task:kworker/0:0 state:D stack:27464 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 291.632117][ T26] Workqueue: events virtio_gpu_dequeue_ctrl_func [ 291.632130][ T26] Call Trace: [ 291.632134][ T26] [ 291.632139][ T26] __schedule+0x1798/0x4cc0 [ 291.632156][ T26] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 291.632168][ T26] ? __pfx___schedule+0x10/0x10 [ 291.632183][ T26] ? schedule+0x91/0x360 [ 291.632193][ T26] schedule+0x165/0x360 [ 291.632203][ T26] schedule_preempt_disabled+0x13/0x30 [ 291.632212][ T26] __mutex_lock+0x7e6/0x1350 [ 291.632225][ T26] ? __mutex_lock+0x5bb/0x1350 [ 291.632236][ T26] ? drm_client_dev_hotplug+0xdc/0x4f0 [ 291.632248][ T26] ? __pfx___mutex_lock+0x10/0x10 [ 291.632259][ T26] ? kobject_uevent_env+0x36b/0x8c0 [ 291.632275][ T26] ? drm_sysfs_hotplug_event+0x106/0x140 [ 291.632293][ T26] drm_client_dev_hotplug+0xdc/0x4f0 [ 291.632308][ T26] ? __pfx_virtio_gpu_cmd_get_display_info_cb+0x10/0x10 [ 291.632322][ T26] virtio_gpu_dequeue_ctrl_func+0x4fd/0x920 [ 291.632339][ T26] ? __pfx_virtio_gpu_dequeue_ctrl_func+0x10/0x10 [ 291.632356][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.632368][ T26] ? process_scheduled_works+0x9ef/0x17b0 [ 291.632379][ T26] ? process_scheduled_works+0x9ef/0x17b0 [ 291.632392][ T26] process_scheduled_works+0xae1/0x17b0 [ 291.632411][ T26] ? __pfx_process_scheduled_works+0x10/0x10 [ 291.632432][ T26] worker_thread+0x8a0/0xda0 [ 291.632459][ T26] kthread+0x70e/0x8a0 [ 291.632476][ T26] ? __pfx_worker_thread+0x10/0x10 [ 291.632487][ T26] ? __pfx_kthread+0x10/0x10 [ 291.632501][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.632514][ T26] ? lockdep_hardirqs_on+0x9c/0x150 [ 291.632528][ T26] ? __pfx_kthread+0x10/0x10 [ 291.632541][ T26] ret_from_fork+0x3f9/0x770 [ 291.632551][ T26] ? __pfx_ret_from_fork+0x10/0x10 [ 291.632563][ T26] ? __pfx_kthread+0x10/0x10 [ 291.632573][ T26] ret_from_fork_asm+0x1a/0x30 [ 291.632593][ T26] [ 291.632721][ T26] INFO: task kworker/0:2:788 blocked for more than 143 seconds. [ 291.632729][ T26] Not tainted syzkaller #0 [ 291.632733][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.632737][ T26] task:kworker/0:2 state:D stack:25496 pid:788 tgid:788 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 291.632785][ T26] Workqueue: events drm_fb_helper_damage_work [ 291.632799][ T26] Call Trace: [ 291.632810][ T26] [ 291.632817][ T26] __schedule+0x1798/0x4cc0 [ 291.632840][ T26] ? do_raw_spin_lock+0x121/0x290 [ 291.632857][ T26] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 291.632874][ T26] ? __pfx___schedule+0x10/0x10 [ 291.632895][ T26] ? schedule+0x91/0x360 [ 291.632906][ T26] schedule+0x165/0x360 [ 291.632920][ T26] virtio_gpu_queue_fenced_ctrl_buffer+0x6d6/0x1020 [ 291.632944][ T26] ? __pfx_virtio_gpu_queue_fenced_ctrl_buffer+0x10/0x10 [ 291.632962][ T26] ? __pfx_autoremove_wake_function+0x10/0x10 [ 291.632991][ T26] ? trace_kmem_cache_alloc+0x1f/0xc0 [ 291.633003][ T26] ? kmem_cache_alloc_noprof+0x21a/0x3c0 [ 291.633014][ T26] ? __asan_memset+0x22/0x50 [ 291.633025][ T26] virtio_gpu_primary_plane_update+0xcdd/0x1380 [ 291.633041][ T26] ? __pfx_virtio_gpu_primary_plane_update+0x10/0x10 [ 291.633049][ T26] ? drm_atomic_helper_update_legacy_modeset_state+0x99d/0xa00 [ 291.633062][ T26] drm_atomic_helper_commit_planes+0x60c/0xec0 [ 291.633077][ T26] drm_atomic_helper_commit_tail+0x5d/0x520 [ 291.633088][ T26] ? ktime_get+0x1cb/0x1f0 [ 291.633098][ T26] commit_tail+0x29a/0x3a0 [ 291.633110][ T26] drm_atomic_helper_commit+0xa6b/0xb10 [ 291.633121][ T26] ? __pfx_drm_atomic_helper_commit+0x10/0x10 [ 291.633129][ T26] drm_atomic_commit+0x262/0x2c0 [ 291.633142][ T26] ? __pfx_drm_atomic_commit+0x10/0x10 [ 291.633152][ T26] ? drm_atomic_get_crtc_state+0x3c1/0x460 [ 291.633166][ T26] ? __pfx___drm_printfn_info+0x10/0x10 [ 291.633182][ T26] ? ww_mutex_lock+0x3f/0x1c0 [ 291.633200][ T26] ? drm_modeset_unlock+0x38/0x100 [ 291.633212][ T26] drm_atomic_helper_dirtyfb+0xd7b/0xee0 [ 291.633229][ T26] ? rcu_is_watching+0x15/0xb0 [ 291.633238][ T26] ? __update_load_avg_cfs_rq+0x6f6/0xbd0 [ 291.633254][ T26] ? __lock_acquire+0xab9/0xd20 [ 291.633270][ T26] ? __pfx_drm_atomic_helper_dirtyfb+0x10/0x10 [ 291.633333][ T26] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 291.633349][ T26] ? lockdep_hardirqs_on+0x9c/0x150 [ 291.633363][ T26] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 291.633382][ T26] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 291.633403][ T26] drm_fbdev_shmem_helper_fb_dirty+0x160/0x2f0 [ 291.633423][ T26] drm_fb_helper_damage_work+0x224/0x710 [ 291.633441][ T26] ? __pfx_drm_fb_helper_damage_work+0x10/0x10 [ 291.633456][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.633469][ T26] ? process_scheduled_works+0x9ef/0x17b0 [ 291.633478][ T26] ? process_scheduled_works+0x9ef/0x17b0 [ 291.633487][ T26] process_scheduled_works+0xae1/0x17b0 [ 291.633505][ T26] ? __pfx_process_scheduled_works+0x10/0x10 [ 291.633519][ T26] worker_thread+0x8a0/0xda0 [ 291.633529][ T26] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 291.633550][ T26] ? __kthread_parkme+0x7b/0x200 [ 291.633571][ T26] kthread+0x70e/0x8a0 [ 291.633586][ T26] ? __pfx_worker_thread+0x10/0x10 [ 291.633598][ T26] ? __pfx_kthread+0x10/0x10 [ 291.633614][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.633626][ T26] ? lockdep_hardirqs_on+0x9c/0x150 [ 291.633645][ T26] ? __pfx_kthread+0x10/0x10 [ 291.633659][ T26] ret_from_fork+0x3f9/0x770 [ 291.633678][ T26] ? __pfx_ret_from_fork+0x10/0x10 [ 291.633700][ T26] ? __pfx_kthread+0x10/0x10 [ 291.633715][ T26] ret_from_fork_asm+0x1a/0x30 [ 291.633741][ T26] [ 291.633749][ T26] [ 291.633749][ T26] Showing all locks held in the system: [ 291.633756][ T26] 9 locks held by swapper/0/1: [ 291.633763][ T26] #0: ffff888032900170 (&dev->mutex){....}-{4:4}, at: __driver_attach+0x447/0x700 [ 291.633842][ T26] #1: ffff888000758300 (&dev->clientlist_mutex){+.+.}-{4:4}, at: drm_client_register+0x4f/0x210 [ 291.633874][ T26] #2: ffffffff8e91fbc8 (registration_lock){+.+.}-{4:4}, at: register_framebuffer+0x81/0x880 [ 291.633907][ T26] #3: ffffffff8e12e180 (console_lock){+.+.}-{0:0}, at: fbcon_fb_registered+0x49/0x610 [ 291.633938][ T26] #4: ffff888034253280 (&helper->lock){+.+.}-{4:4}, at: drm_fb_helper_pan_display+0xbe/0xbd0 [ 291.633971][ T26] #5: ffff8880007581b8 (&dev->master_mutex){+.+.}-{4:4}, at: drm_master_internal_acquire+0x20/0x80 [ 291.634002][ T26] #6: ffff888034253098 (&client->modeset_mutex){+.+.}-{4:4}, at: drm_client_modeset_commit_locked+0x4c/0x4d0 [ 291.634037][ T26] #7: ffffc90000136a70 (crtc_ww_class_acquire){+.+.}-{0:0}, at: drm_client_modeset_commit_atomic+0xda/0x760 [ 291.634071][ T26] #8: ffffc90000136a98 (crtc_ww_class_mutex){+.+.}-{4:4}, at: drm_client_modeset_commit_atomic+0xda/0x760 [ 291.634106][ T26] 3 locks held by kworker/0:0/9: [ 291.634113][ T26] #0: ffff88801a474d48 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 291.634141][ T26] #1: ffffc900001b7bc0 ((work_completion)(&vgvq->dequeue_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 291.634172][ T26] #2: ffff888000758300 (&dev->clientlist_mutex){+.+.}-{4:4}, at: drm_client_dev_hotplug+0xdc/0x4f0 [ 291.634206][ T26] 2 locks held by kworker/u4:0/12: [ 291.634213][ T26] #0: ffff88801a479148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 291.634244][ T26] #1: ffffc900001e7bc0 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 291.634320][ T26] 1 lock held by khungtaskd/26: [ 291.634328][ T26] #0: ffffffff8e139ee0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 291.634370][ T26] 5 locks held by kworker/0:2/788: [ 291.634378][ T26] #0: ffff88801a474d48 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 291.634406][ T26] #1: ffffc90001a77bc0 ((work_completion)(&helper->damage_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 291.634436][ T26] #2: ffffc90001a77810 (crtc_ww_class_acquire){+.+.}-{0:0}, at: drm_atomic_helper_dirtyfb+0xca/0xee0 [ 291.634469][ T26] #3: ffffc90001a77838 (crtc_ww_class_mutex){+.+.}-{4:4}, at: drm_atomic_helper_dirtyfb+0xca/0xee0 [ 291.634503][ T26] #4: ffffffff8e9f9ed0 (drm_unplug_srcu){.+.+}-{0:0}, at: drm_dev_enter+0x49/0x150 [ 291.634535][ T26] [ 291.634538][ T26] ============================================= [ 291.634538][ T26] [ 291.634545][ T26] Kernel panic - not syncing: hung_task: blocked tasks [ 291.634555][ T26] CPU: 0 UID: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 291.634567][ T26] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 291.634574][ T26] Call Trace: [ 291.634579][ T26] [ 291.634584][ T26] dump_stack_lvl+0x99/0x250 [ 291.634598][ T26] ? __asan_memcpy+0x40/0x70 [ 291.634608][ T26] ? __pfx_dump_stack_lvl+0x10/0x10 [ 291.634621][ T26] ? __pfx__printk+0x10/0x10 [ 291.634643][ T26] vpanic+0x281/0x750 [ 291.634659][ T26] ? __pfx_vpanic+0x10/0x10 [ 291.634679][ T26] panic+0xb9/0xc0 [ 291.634691][ T26] ? __pfx_panic+0x10/0x10 [ 291.634710][ T26] watchdog+0xfd2/0xfe0 [ 291.634730][ T26] ? watchdog+0x1de/0xfe0 [ 291.634748][ T26] kthread+0x70e/0x8a0 [ 291.634763][ T26] ? __pfx_watchdog+0x10/0x10 [ 291.634776][ T26] ? __pfx_kthread+0x10/0x10 [ 291.634790][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 291.634810][ T26] ? lockdep_hardirqs_on+0x9c/0x150 [ 291.634825][ T26] ? __pfx_kthread+0x10/0x10 [ 291.634838][ T26] ret_from_fork+0x3f9/0x770 [ 291.634850][ T26] ? __pfx_ret_from_fork+0x10/0x10 [ 291.634864][ T26] ? __pfx_kthread+0x10/0x10 [ 291.634877][ T26] ret_from_fork_asm+0x1a/0x30 [ 291.634898][ T26] [ 291.635225][ T26] Kernel Offset: disabled