[ 0.000000][ T0] Linux version 5.7.0-syzkaller (syzkaller@syzkaller) (gcc (GCC) 9.0.0 20181231 (experimental), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 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 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 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] 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 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: cpu 0, msr be4a001, primary cpu clock [ 0.000006][ T0] kvm-clock: using sched offset of 4713240565 cycles [ 0.002344][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.026372][ T0] tsc: Detected 2300.000 MHz processor [ 0.030485][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.035593][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.042799][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.051783][ T0] found SMP MP-table at [mem 0x000f2390-0x000f239f] [ 0.054376][ T0] check: Scanning 1 areas for low memory corruption [ 0.056658][ T0] Using GB pages for direct mapping [ 0.060851][ T0] ACPI: Early table checksum verification disabled [ 0.063499][ T0] ACPI: RSDP 0x00000000000F2110 000014 (v00 Google) [ 0.066131][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.069389][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.073286][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.079305][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.082737][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.085388][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.091429][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.095725][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.100540][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.105512][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.109409][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.111737][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.114427][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.117332][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.119868][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.124970][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.128718][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.132970][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.136382][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.140189][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.202331][ T0] Zone ranges: [ 0.203911][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.207262][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.210882][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.216676][ T0] Device empty [ 0.218239][ T0] Movable zone start for each node [ 0.220041][ T0] Early memory node ranges [ 0.221641][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.224182][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.227352][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.230087][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.234093][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.234101][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.271176][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.774915][ T0] kasan: KernelAddressSanitizer initialized [ 0.780200][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.783441][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.787487][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.792636][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.796117][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.800751][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.803603][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.808458][ T0] Using ACPI (MADT) for SMP configuration information [ 0.815304][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.818519][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.824463][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.829414][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.833870][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.838164][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.842022][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.845167][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.851157][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.854947][ T0] Booting paravirtualized kernel on KVM [ 0.858005][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.919342][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.931381][ T0] percpu: Embedded 67 pages/cpu s234824 r8192 d31416 u1048576 [ 0.935923][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.940600][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.945399][ T0] Policy zone: Normal [ 0.946913][ T0] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 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 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 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.988148][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.989802][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17310K rwdata, 21676K rodata, 2780K init, 24472K bss, 1402688K reserved, 0K cma-reserved) [ 2.004141][ T0] Running RCU self tests [ 2.008633][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.011970][ T0] rcu: RCU lockdep checking is enabled. [ 2.014262][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 2.016771][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 2.019449][ T0] rcu: RCU debug extended QS entry/exit. [ 2.021537][ T0] Trampoline variant of Tasks RCU enabled. [ 2.023698][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.026803][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.037818][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.043465][ T0] random: get_random_bytes called from start_kernel+0x672/0x9fb with crng_init=0 [ 2.048129][ T0] Console: colour VGA+ 80x25 [ 2.057236][ T0] printk: console [ttyS0] enabled [ 2.057236][ T0] printk: console [ttyS0] enabled [ 2.060894][ T0] printk: bootconsole [earlyser0] disabled [ 2.060894][ T0] printk: bootconsole [earlyser0] disabled [ 2.066953][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.072250][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.075475][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.078979][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.083238][ T0] ... CLASSHASH_SIZE: 4096 [ 2.086857][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 2.097766][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 2.100348][ T0] ... CHAINHASH_SIZE: 32768 [ 2.104417][ T0] memory used by lock dependency info: 6301 kB [ 2.107258][ T0] memory used for stack traces: 4224 kB [ 2.109702][ T0] per task-struct memory footprint: 1920 bytes [ 2.112318][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.119089][ T0] ACPI: Core revision 20200430 [ 2.124046][ T0] APIC: Switch to symmetric I/O mode setup [ 2.128407][ T0] x2apic enabled [ 2.131653][ T0] Switched APIC routing to physical x2apic. [ 2.138309][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.141846][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 2.146762][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 2.151279][ T0] pid_max: default: 32768 minimum: 301 [ 2.157998][ T0] LSM: Security Framework initializing [ 2.160465][ T0] LSM: security= is ignored because it is superseded by lsm= [ 2.165693][ T0] Yama: becoming mindful. [ 2.167037][ T0] TOMOYO Linux initialized [ 2.170554][ T0] AppArmor: AppArmor initialized [ 2.181674][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 2.188745][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 2.194111][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.196871][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.208683][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 2.215258][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 2.216818][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.221645][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 2.221684][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.231006][ T0] MDS: Mitigation: Clear CPU buffers [ 2.237562][ T0] Freeing SMP alternatives memory: 100K [ 2.362805][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.366750][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.367255][ T1] rcu: Hierarchical SRCU implementation. [ 2.371387][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.378580][ T1] smp: Bringing up secondary CPUs ... [ 2.388327][ T1] x86: Booting SMP configuration: [ 2.390390][ T1] .... node #0, CPUs: #1 [ 0.083451][ T0] kvm-clock: cpu 1, msr be4a041, secondary cpu clock [ 2.396833][ 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. [ 2.407021][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.411378][ T1] smpboot: Max logical packages: 1 [ 2.414867][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.419260][ T1] devtmpfs: initialized [ 2.427581][ T1] x86/mm: Memory block size: 128MB [ 2.460482][ T22] kworker/u4:0 (22) used greatest stack depth: 27440 bytes left [ 2.466962][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.477157][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.487695][ T1] xor: automatically using best checksumming function avx [ 2.494188][ T1] PM: RTC time: 01:34:34, date: 2020-06-13 [ 2.496944][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.496951][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.505068][ T1] NET: Registered protocol family 16 [ 2.518081][ T1] audit: initializing netlink subsys (disabled) [ 2.522902][ T29] audit: type=2000 audit(1592012074.367:1): state=initialized audit_enabled=0 res=1 [ 2.528811][ T1] cpuidle: using governor menu [ 2.537486][ T1] NET: Registered protocol family 42 [ 2.545086][ T1] ACPI: bus type PCI registered [ 2.548903][ T1] dca service started, version 1.12.1 [ 2.552707][ T1] PCI: Using configuration type 1 for base access [ 2.615265][ T146] kworker/u4:2 (146) used greatest stack depth: 27312 bytes left [ 2.831047][ T571] kworker/u4:2 (571) used greatest stack depth: 27288 bytes left [ 3.117710][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 3.127891][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 3.137387][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 3.167943][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.386814][ T1] raid6: avx2x4 gen() 11168 MB/s [ 3.556830][ T1] raid6: avx2x4 xor() 5678 MB/s [ 3.726791][ T1] raid6: avx2x2 gen() 6657 MB/s [ 3.887569][ T1] raid6: avx2x2 xor() 3476 MB/s [ 4.057599][ T1] raid6: avx2x1 gen() 4861 MB/s [ 4.227638][ T1] raid6: avx2x1 xor() 1807 MB/s [ 4.397601][ T1] raid6: sse2x4 gen() 5340 MB/s [ 4.567580][ T1] raid6: sse2x4 xor() 3052 MB/s [ 4.737592][ T1] raid6: sse2x2 gen() 3379 MB/s [ 4.907562][ T1] raid6: sse2x2 xor() 1741 MB/s [ 5.077582][ T1] raid6: sse2x1 gen() 2369 MB/s [ 5.256773][ T1] raid6: sse2x1 xor() 928 MB/s [ 5.259510][ T1] raid6: using algorithm avx2x4 gen() 11168 MB/s [ 5.265124][ T1] raid6: .... xor() 5678 MB/s, rmw enabled [ 5.266792][ T1] raid6: using avx2x2 recovery algorithm [ 5.270652][ T1] ACPI: Added _OSI(Module Device) [ 5.272700][ T1] ACPI: Added _OSI(Processor Device) [ 5.274873][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 5.276780][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 5.279710][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 5.282241][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 5.286814][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 5.352161][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 5.408993][ T1] ACPI: Interpreter enabled [ 5.413191][ T1] ACPI: (supports S0 S3 S4 S5) [ 5.415571][ T1] ACPI: Using IOAPIC for interrupt routing [ 5.417084][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.423652][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 5.538454][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.544063][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.547331][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.567094][ T1] PCI host bridge to bus 0000:00 [ 5.569472][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.572539][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.575580][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.576807][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.580749][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.584328][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.587072][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.600091][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.633917][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.670771][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.680522][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.696794][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.708394][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.745476][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.766791][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.780302][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.813112][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.832450][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.843106][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.902993][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.911848][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.921617][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.928696][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.937501][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.952069][ T1] iommu: Default domain type: Translated [ 5.956987][ T1] vgaarb: loaded [ 5.964690][ T1] SCSI subsystem initialized [ 5.969034][ T1] ACPI: bus type USB registered [ 5.979418][ T1] usbcore: registered new interface driver usbfs [ 5.983529][ T1] usbcore: registered new interface driver hub [ 5.987089][ T1] usbcore: registered new device driver usb [ 5.994195][ T1] mc: Linux media interface: v0.10 [ 5.998581][ T1] videodev: Linux video capture interface: v2.00 [ 6.002649][ T1] pps_core: LinuxPPS API ver. 1 registered [ 6.005340][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.007865][ T1] PTP clock support registered [ 6.017715][ T1] EDAC MC: Ver: 3.0.0 [ 6.027552][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 6.035861][ T1] Bluetooth: Core ver 2.22 [ 6.037415][ T1] NET: Registered protocol family 31 [ 6.039559][ T1] Bluetooth: HCI device and connection manager initialized [ 6.042455][ T1] Bluetooth: HCI socket layer initialized [ 6.044884][ T1] Bluetooth: L2CAP socket layer initialized [ 6.046881][ T1] Bluetooth: SCO socket layer initialized [ 6.050128][ T1] NET: Registered protocol family 8 [ 6.053301][ T1] NET: Registered protocol family 20 [ 6.057144][ T1] NetLabel: Initializing [ 6.058632][ T1] NetLabel: domain hash size = 128 [ 6.062450][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 6.067189][ T1] NetLabel: unlabeled traffic allowed by default [ 6.072810][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 6.077288][ T1] NET: Registered protocol family 39 [ 6.081985][ T1] PCI: Using ACPI for IRQ routing [ 6.090062][ T1] clocksource: Switched to clocksource kvm-clock [ 8.928896][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.932091][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.940213][ T1] FS-Cache: Loaded [ 8.943747][ T1] CacheFiles: Loaded [ 8.946160][ T1] TOMOYO: 2.6.0 [ 8.947736][ T1] Mandatory Access Control activated. [ 8.951877][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.957127][ T1] pnp: PnP ACPI init [ 8.973490][ T1] pnp: PnP ACPI: found 7 devices [ 9.023023][ T1505] kworker/u4:4 (1505) used greatest stack depth: 27032 bytes left [ 9.040246][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 9.047576][ T1] NET: Registered protocol family 2 [ 9.054257][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 9.064019][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 9.076581][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 9.087111][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 9.095301][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 9.100148][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 9.106212][ T1] NET: Registered protocol family 1 [ 9.113493][ T1] RPC: Registered named UNIX socket transport module. [ 9.121059][ T1] RPC: Registered udp transport module. [ 9.124302][ T1] RPC: Registered tcp transport module. [ 9.128031][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 9.132865][ T1] NET: Registered protocol family 44 [ 9.135981][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 9.145945][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 9.149529][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 9.152696][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 9.157731][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 9.160294][ T1] PCI: CLS 0 bytes, default 64 [ 9.165794][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 9.169928][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 9.180874][ T1] kvm: already loaded the other module [ 9.185130][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 9.193931][ T1] clocksource: Switched to clocksource tsc [ 9.200053][ T1] mce: Machine check injector initialized [ 9.212061][ T1] check: Scanning for low memory corruption every 60 seconds [ 9.294860][ T1] Initialise system trusted keyrings [ 9.300109][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 9.305384][ T1] zbud: loaded [ 9.313182][ T1] DLM installed [ 9.321431][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 9.332435][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 9.338567][ T1] NFS: Registering the id_resolver key type [ 9.341400][ T1] Key type id_resolver registered [ 9.344013][ T1] Key type id_legacy registered [ 9.346661][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 9.349970][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 9.361585][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 9.366999][ T1] Key type cifs.spnego registered [ 9.370515][ T1] Key type cifs.idmap registered [ 9.373995][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 9.378968][ T1] fuse: init (API version 7.31) [ 9.387584][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 9.404391][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 9.418098][ T1] 9p: Installing v9fs 9p2000 file system support [ 9.422811][ T1] FS-Cache: Netfs '9p' registered for caching [ 9.428427][ T1] ocfs2: Registered cluster interface o2cb [ 9.432853][ T1] ocfs2: Registered cluster interface user [ 9.436865][ T1] OCFS2 User DLM kernel interface loaded [ 9.450710][ T1] gfs2: GFS2 installed [ 9.459552][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 9.467010][ T1] ceph: loaded (mds proto 32) [ 9.482301][ T1] NET: Registered protocol family 38 [ 9.490225][ T1] async_tx: api initialized (async) [ 9.494264][ T1] Key type asymmetric registered [ 9.496277][ T1] Asymmetric key parser 'x509' registered [ 9.498809][ T1] Asymmetric key parser 'pkcs8' registered [ 9.503506][ T1] Key type pkcs7_test registered [ 9.506104][ T1] Asymmetric key parser 'tpm_parser' registered [ 9.509669][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 9.514269][ T1] io scheduler mq-deadline registered [ 9.517199][ T1] io scheduler kyber registered [ 9.519926][ T1] io scheduler bfq registered [ 9.537428][ T1] hgafb: HGA card not detected. [ 9.541464][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 9.547460][ T1] usbcore: registered new interface driver udlfb [ 9.553998][ T1] uvesafb: failed to execute /sbin/v86d [ 9.557274][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 9.561676][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 9.567844][ T1] uvesafb: vbe_init() failed with -22 [ 9.570275][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 9.575606][ T1] vga16fb: mapped to 0x0000000020d5b5ca [ 9.648846][ T1] Console: switching to colour frame buffer device 80x30 [ 9.959692][ T1] fb0: VGA16 VGA frame buffer device [ 9.965802][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 9.987726][ T1] ACPI: Power Button [PWRF] [ 9.992033][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 9.998733][ T1] ACPI: Sleep Button [SLPF] [ 10.010466][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 10.030556][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 10.034898][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 10.057089][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 10.061181][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 10.088718][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 10.097053][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 10.299779][ T2053] kworker/u4:4 (2053) used greatest stack depth: 26920 bytes left [ 10.441770][ T1] N_HDLC line discipline registered with maxframe=4096 [ 10.448110][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 10.453902][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 10.461570][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 10.470088][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 10.480722][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 10.489835][ T1] Cyclades driver 2.6 [ 10.491695][ T1] Initializing Nozomi driver 2.1d [ 10.494787][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 10.500768][ T1] No rocketport ports found; unloading driver [ 10.508812][ T1] Non-volatile memory driver v1.3 [ 10.509425][ T2306] kworker/u4:1 (2306) used greatest stack depth: 26520 bytes left [ 10.511074][ T1] Linux agpgart interface v0.103 [ 10.524865][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 10.528938][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 10.534841][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 10.537957][ T1] usbcore: registered new interface driver udl [ 10.590427][ T1] brd: module loaded [ 10.629602][ T1] loop: module loaded [ 10.803787][ T1] zram: Added device: zram0 [ 10.812947][ T1] null_blk: module loaded [ 10.819523][ T1] nfcsim 0.2 initialized [ 10.822849][ T1] Loading iSCSI transport class v2.0-870. [ 10.853282][ T1] scsi host0: Virtio SCSI HBA [ 10.899905][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 10.904854][ T956] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 10.923086][ T1] slram: not enough parameters. [ 10.929828][ T1] ftl_cs: FTL header not found. [ 10.990184][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 10.999830][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 11.011873][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 11.036012][ T1] MACsec IEEE 802.1AE [ 11.041673][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 11.209707][ T1] virtio_net: probe of virtio1 failed with error -1 [ 11.217594][ T1] vcan: Virtual CAN interface driver [ 11.224039][ T1] vxcan: Virtual CAN Tunnel driver [ 11.229538][ T1] slcan: serial line CAN interface driver [ 11.235296][ T1] slcan: 10 dynamic interface channels. [ 11.241122][ T1] CAN device driver interface [ 11.246661][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 11.253853][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 11.261765][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 11.270804][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 11.278016][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 11.285158][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 11.294834][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 11.301013][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 11.307346][ T1] AX.25: bpqether driver version 004 [ 11.312866][ T1] PPP generic driver version 2.4.2 [ 11.319306][ T1] PPP BSD Compression module registered [ 11.325315][ T1] PPP Deflate Compression module registered [ 11.331521][ T1] PPP MPPE Compression module registered [ 11.336151][ C1] random: fast init done [ 11.337266][ T1] NET: Registered protocol family 24 [ 11.347259][ T1] PPTP driver version 0.8.5 [ 11.352440][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 11.354526][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 11.363516][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 11.379358][ T956] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 11.382955][ T1] SLIP linefill/keepalive option. [ 11.391019][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 11.393597][ T1] hdlc: HDLC support module revision 1.22 [ 11.400935][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 11.405949][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 11.420220][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 11.420233][ T1] LAPB Ethernet driver version 0.02 [ 11.420540][ T1] usbcore: registered new interface driver rndis_wlan [ 11.431012][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 11.432909][ T1] mac80211_hwsim: initializing netlink [ 11.470291][ T21] sda: sda1 [ 11.481246][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 11.487385][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 11.499419][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 11.519759][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 11.529041][ T1] VMware vmxnet3 virtual NIC driver - version 1.5.0.0-k-NAPI [ 11.537345][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 11.545854][ T1] usbcore: registered new interface driver pegasus [ 11.552639][ T1] usbcore: registered new interface driver rtl8150 [ 11.559414][ T1] usbcore: registered new interface driver r8152 [ 11.565995][ T1] usbcore: registered new interface driver asix [ 11.573461][ T1] usbcore: registered new interface driver ax88179_178a [ 11.580667][ T1] usbcore: registered new interface driver cdc_ether [ 11.587562][ T1] usbcore: registered new interface driver dm9601 [ 11.594215][ T1] usbcore: registered new interface driver smsc75xx [ 11.601261][ T1] usbcore: registered new interface driver smsc95xx [ 11.608131][ T1] usbcore: registered new interface driver net1080 [ 11.614836][ T1] usbcore: registered new interface driver rndis_host [ 11.621940][ T1] usbcore: registered new interface driver cdc_subset [ 11.628935][ T1] usbcore: registered new interface driver zaurus [ 11.635552][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 11.644072][ T1] usbcore: registered new interface driver cdc_ncm [ 11.650861][ T1] usbcore: registered new interface driver cdc_mbim [ 11.662822][ T1] VFIO - User Level meta-driver version: 0.3 [ 11.675588][ T1] aoe: AoE v85 initialised. [ 11.682246][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 11.691029][ T1] ehci-pci: EHCI PCI platform driver [ 11.696654][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 11.704429][ T1] ohci-pci: OHCI PCI platform driver [ 11.709987][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 11.718681][ T1] usbcore: registered new interface driver cdc_acm [ 11.725214][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 11.735314][ T1] usbcore: registered new interface driver usblp [ 11.741928][ T1] usbcore: registered new interface driver cdc_wdm [ 11.749084][ T1] usbcore: registered new interface driver uas [ 11.755482][ T1] usbcore: registered new interface driver usb-storage [ 11.762864][ T1] usbcore: registered new interface driver ums-realtek [ 11.770603][ T1] usbcore: registered new interface driver usbserial_generic [ 11.778805][ T1] usbserial: USB Serial support registered for generic [ 11.786550][ T1] usbcore: registered new interface driver ch341 [ 11.793697][ T1] usbserial: USB Serial support registered for ch341-uart [ 11.802495][ T1] usbcore: registered new interface driver cp210x [ 11.809187][ T1] usbserial: USB Serial support registered for cp210x [ 11.816157][ T1] usbcore: registered new interface driver ftdi_sio [ 11.822929][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 11.831319][ T1] usbcore: registered new interface driver keyspan [ 11.837990][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 11.848703][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 11.857164][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 11.866470][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 11.875153][ T1] usbcore: registered new interface driver option [ 11.881879][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 11.890758][ T1] usbcore: registered new interface driver oti6858 [ 11.897703][ T1] usbserial: USB Serial support registered for oti6858 [ 11.904742][ T1] usbcore: registered new interface driver pl2303 [ 11.911377][ T1] usbserial: USB Serial support registered for pl2303 [ 11.918446][ T1] usbcore: registered new interface driver qcserial [ 11.925634][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 11.933858][ T1] usbcore: registered new interface driver sierra [ 11.940528][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 11.948416][ T1] usbcore: registered new interface driver usb_serial_simple [ 11.956838][ T1] usbserial: USB Serial support registered for carelink [ 11.964012][ T1] usbserial: USB Serial support registered for zio [ 11.970827][ T1] usbserial: USB Serial support registered for funsoft [ 11.978030][ T1] usbserial: USB Serial support registered for flashloader [ 11.985566][ T1] usbserial: USB Serial support registered for google [ 11.992653][ T1] usbserial: USB Serial support registered for libtransistor [ 12.000417][ T1] usbserial: USB Serial support registered for vivopay [ 12.007449][ T1] usbserial: USB Serial support registered for moto_modem [ 12.014713][ T1] usbserial: USB Serial support registered for motorola_tetra [ 12.022349][ T1] usbserial: USB Serial support registered for novatel_gps [ 12.029989][ T1] usbserial: USB Serial support registered for hp4x [ 12.036860][ T1] usbserial: USB Serial support registered for suunto [ 12.043922][ T1] usbserial: USB Serial support registered for siemens_mpi [ 12.054543][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.063449][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 12.072372][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 12.083187][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.092694][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.101010][ T1] usb usb1: Product: Dummy host controller [ 12.107321][ T1] usb usb1: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.114590][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 12.123759][ T1] hub 1-0:1.0: USB hub found [ 12.129270][ T1] hub 1-0:1.0: 1 port detected [ 12.137930][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.146189][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 12.153121][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 12.162357][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.171657][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.179739][ T1] usb usb2: Product: Dummy host controller [ 12.185657][ T1] usb usb2: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.192917][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 12.200523][ T1] hub 2-0:1.0: USB hub found [ 12.205302][ T1] hub 2-0:1.0: 1 port detected [ 12.213656][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.221958][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 12.228844][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 12.238896][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.248086][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.256154][ T1] usb usb3: Product: Dummy host controller [ 12.262205][ T1] usb usb3: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.269681][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 12.277764][ T1] hub 3-0:1.0: USB hub found [ 12.282640][ T1] hub 3-0:1.0: 1 port detected [ 12.290217][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.298524][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 12.305578][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 12.314659][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.324656][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.332855][ T1] usb usb4: Product: Dummy host controller [ 12.338695][ T1] usb usb4: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.345807][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 12.353695][ T1] hub 4-0:1.0: USB hub found [ 12.358715][ T1] hub 4-0:1.0: 1 port detected [ 12.365999][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.374348][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 12.382193][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 12.391413][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.401132][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.409277][ T1] usb usb5: Product: Dummy host controller [ 12.415117][ T1] usb usb5: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.422261][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 12.429658][ T1] hub 5-0:1.0: USB hub found [ 12.434627][ T1] hub 5-0:1.0: 1 port detected [ 12.442053][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.450507][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 12.457434][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 12.466472][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.476041][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.484167][ T1] usb usb6: Product: Dummy host controller [ 12.490301][ T1] usb usb6: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.498229][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 12.505855][ T1] hub 6-0:1.0: USB hub found [ 12.510712][ T1] hub 6-0:1.0: 1 port detected [ 12.517907][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.526264][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 12.533266][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 12.542424][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.552027][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.560186][ T1] usb usb7: Product: Dummy host controller [ 12.566043][ T1] usb usb7: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.573222][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 12.580939][ T1] hub 7-0:1.0: USB hub found [ 12.585754][ T1] hub 7-0:1.0: 1 port detected [ 12.593282][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 12.601580][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 12.609201][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 12.618770][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.628029][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.636102][ T1] usb usb8: Product: Dummy host controller [ 12.642307][ T1] usb usb8: Manufacturer: Linux 5.7.0-syzkaller dummy_hcd [ 12.649602][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 12.657535][ T1] hub 8-0:1.0: USB hub found [ 12.662645][ T1] hub 8-0:1.0: 1 port detected [ 12.684056][ T1] using random self ethernet address [ 12.689833][ T1] using random host ethernet address [ 12.696492][ T1] Mass Storage Function, version: 2009/09/11 [ 12.702919][ T1] LUN: removable file: (no medium) [ 12.708245][ T1] no file given for LUN0 [ 12.712834][ T1] printk: console [ttyGS0] disabled [ 12.720971][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 12.730010][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 12.738215][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 12.746724][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 12.752885][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.762350][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.770668][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 12.777553][ T1] usb usb9: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 12.784583][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 12.792627][ T1] hub 9-0:1.0: USB hub found [ 12.797805][ T1] hub 9-0:1.0: 8 ports detected [ 12.808444][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 12.816222][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 12.825124][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.834903][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.844527][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.852738][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 12.859472][ T1] usb usb10: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 12.866932][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 12.874613][ T1] hub 10-0:1.0: USB hub found [ 12.879918][ T1] hub 10-0:1.0: 8 ports detected [ 12.891833][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 12.899415][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 12.908310][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.920002][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.928361][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 12.935030][ T1] usb usb11: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 12.942195][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 12.951495][ T1] hub 11-0:1.0: USB hub found [ 12.956471][ T1] hub 11-0:1.0: 8 ports detected [ 12.966456][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 12.974135][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 12.982756][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.992635][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.003288][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.011497][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 13.018361][ T1] usb usb12: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.025708][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 13.033138][ T1] hub 12-0:1.0: USB hub found [ 13.038283][ T1] hub 12-0:1.0: 8 ports detected [ 13.048898][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 13.056530][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 13.065957][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.076049][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.084533][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 13.092656][ T1] usb usb13: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.099926][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 13.107476][ T1] hub 13-0:1.0: USB hub found [ 13.112582][ T1] hub 13-0:1.0: 8 ports detected [ 13.122701][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 13.130424][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 13.139683][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.149942][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.160654][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.170280][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 13.177127][ T1] usb usb14: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.184578][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 13.192443][ T1] hub 14-0:1.0: USB hub found [ 13.198402][ T1] hub 14-0:1.0: 8 ports detected [ 13.211936][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 13.219624][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 13.229459][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.239155][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.247503][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 13.254351][ T1] usb usb15: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.262947][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 13.270992][ T1] hub 15-0:1.0: USB hub found [ 13.276188][ T1] hub 15-0:1.0: 8 ports detected [ 13.286237][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 13.294167][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 13.303094][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.313002][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.324063][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.332570][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 13.339357][ T1] usb usb16: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.346470][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 13.353885][ T1] hub 16-0:1.0: USB hub found [ 13.358850][ T1] hub 16-0:1.0: 8 ports detected [ 13.369809][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 13.377540][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 13.386614][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.397077][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.405285][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 13.412451][ T1] usb usb17: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.420066][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 13.427729][ T1] hub 17-0:1.0: USB hub found [ 13.432639][ T1] hub 17-0:1.0: 8 ports detected [ 13.442297][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 13.449813][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 13.459283][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.469115][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.479774][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.488012][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 13.494691][ T1] usb usb18: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.501825][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 13.509152][ T1] hub 18-0:1.0: USB hub found [ 13.514056][ T1] hub 18-0:1.0: 8 ports detected [ 13.524696][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 13.532455][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 13.541456][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.551989][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.560314][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 13.567233][ T1] usb usb19: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.587802][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 13.614561][ T1] hub 19-0:1.0: USB hub found [ 13.619758][ T1] hub 19-0:1.0: 8 ports detected [ 13.629664][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 13.637560][ T67] floppy0: no floppy controllers found [ 13.643705][ T67] work still pending [ 13.647601][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 13.648067][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.667940][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.677232][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.685851][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 13.692558][ T1] usb usb20: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.699832][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 13.707488][ T1] hub 20-0:1.0: USB hub found [ 13.712561][ T1] hub 20-0:1.0: 8 ports detected [ 13.723296][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 13.730828][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 13.740456][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.749814][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.758052][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 13.764848][ T1] usb usb21: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.772100][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 13.780292][ T1] hub 21-0:1.0: USB hub found [ 13.785187][ T1] hub 21-0:1.0: 8 ports detected [ 13.795868][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 13.803832][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 13.812664][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.822342][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.832875][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.841472][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 13.848383][ T1] usb usb22: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.855484][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 13.863265][ T1] hub 22-0:1.0: USB hub found [ 13.868626][ T1] hub 22-0:1.0: 8 ports detected [ 13.879754][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 13.887420][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 13.896498][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.906617][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.914997][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 13.921710][ T1] usb usb23: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 13.928969][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 13.936653][ T1] hub 23-0:1.0: USB hub found [ 13.941697][ T1] hub 23-0:1.0: 8 ports detected [ 13.952048][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 13.959505][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 13.968681][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.978396][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.988814][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.997044][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 14.004310][ T1] usb usb24: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.012017][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 14.019439][ T1] hub 24-0:1.0: USB hub found [ 14.024445][ T1] hub 24-0:1.0: 8 ports detected [ 14.035043][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 14.043488][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 14.052657][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.062655][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.071411][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 14.078255][ T1] usb usb25: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.085467][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 14.094469][ T1] hub 25-0:1.0: USB hub found [ 14.099635][ T1] hub 25-0:1.0: 8 ports detected [ 14.111226][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 14.119174][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 14.127822][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.138877][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.148390][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.156730][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 14.163573][ T1] usb usb26: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.170969][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 14.179009][ T1] hub 26-0:1.0: USB hub found [ 14.184230][ T1] hub 26-0:1.0: 8 ports detected [ 14.196060][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 14.205034][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 14.215196][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.225398][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.233569][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 14.240387][ T1] usb usb27: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.247939][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 14.258225][ T1] hub 27-0:1.0: USB hub found [ 14.264793][ T1] hub 27-0:1.0: 8 ports detected [ 14.275937][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 14.283828][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 14.292716][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.303842][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.314099][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.322334][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 14.329046][ T1] usb usb28: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.336227][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 14.343937][ T1] hub 28-0:1.0: USB hub found [ 14.348972][ T1] hub 28-0:1.0: 8 ports detected [ 14.361344][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 14.369775][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 14.380397][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.389840][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.398561][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 14.406133][ T1] usb usb29: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.413841][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 14.421679][ T1] hub 29-0:1.0: USB hub found [ 14.426964][ T1] hub 29-0:1.0: 8 ports detected [ 14.436617][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 14.444330][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 14.453512][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.463816][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.478202][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.486637][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 14.493887][ T1] usb usb30: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.501737][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 14.509443][ T1] hub 30-0:1.0: USB hub found [ 14.514328][ T1] hub 30-0:1.0: 8 ports detected [ 14.524862][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 14.533524][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 14.544211][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.553904][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.563463][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 14.570465][ T1] usb usb31: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.577653][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 14.585396][ T1] hub 31-0:1.0: USB hub found [ 14.590361][ T1] hub 31-0:1.0: 8 ports detected [ 14.600329][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 14.608193][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 14.617558][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.629874][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.639153][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.647499][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 14.654406][ T1] usb usb32: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.662285][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 14.669852][ T1] hub 32-0:1.0: USB hub found [ 14.674739][ T1] hub 32-0:1.0: 8 ports detected [ 14.685856][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 14.695191][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 14.704380][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.714740][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.723797][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 14.730779][ T1] usb usb33: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.738450][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 14.746095][ T1] hub 33-0:1.0: USB hub found [ 14.751110][ T1] hub 33-0:1.0: 8 ports detected [ 14.762414][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 14.770650][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 14.779697][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.791002][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.801616][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.810134][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 14.817975][ T1] usb usb34: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.825468][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 14.833354][ T1] hub 34-0:1.0: USB hub found [ 14.840204][ T1] hub 34-0:1.0: 8 ports detected [ 14.852859][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 14.861305][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 14.871086][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 14.881012][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.889199][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 14.896138][ T1] usb usb35: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.903534][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 14.911986][ T1] hub 35-0:1.0: USB hub found [ 14.917207][ T1] hub 35-0:1.0: 8 ports detected [ 14.926982][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 14.934500][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 14.943368][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 14.953097][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 14.963749][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 14.972263][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 14.978976][ T1] usb usb36: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 14.986327][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 14.993935][ T1] hub 36-0:1.0: USB hub found [ 14.999087][ T1] hub 36-0:1.0: 8 ports detected [ 15.010424][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 15.018322][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 15.028416][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 15.037664][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 15.045946][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 15.052779][ T1] usb usb37: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 15.060162][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 15.069070][ T1] hub 37-0:1.0: USB hub found [ 15.074046][ T1] hub 37-0:1.0: 8 ports detected [ 15.084198][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 15.091891][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 15.100536][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 15.111304][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 15.122316][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 15.131715][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 15.139431][ T1] usb usb38: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 15.146878][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 15.154489][ T1] hub 38-0:1.0: USB hub found [ 15.159437][ T1] hub 38-0:1.0: 8 ports detected [ 15.170338][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 15.177980][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 15.187436][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 15.196664][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 15.205720][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 15.212508][ T1] usb usb39: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 15.219684][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 15.227644][ T1] hub 39-0:1.0: USB hub found [ 15.232610][ T1] hub 39-0:1.0: 8 ports detected [ 15.242657][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 15.250416][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 15.261655][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 15.271960][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 15.283113][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 15.292177][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 15.299252][ T1] usb usb40: Manufacturer: Linux 5.7.0-syzkaller vhci_hcd [ 15.306370][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 15.314005][ T1] hub 40-0:1.0: USB hub found [ 15.319364][ T1] hub 40-0:1.0: 8 ports detected [ 15.331942][ T1] usbcore: registered new device driver usbip-host [ 15.342068][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 15.352664][ T1] i8042: Warning: Keylock active [ 15.359904][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 15.367038][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 15.435849][ T1] mousedev: PS/2 mouse device common for all mice [ 15.453178][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 15.463837][ T1] rtc_cmos 00:00: registered as rtc0 [ 15.469197][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 15.476505][ T1] i2c /dev entries driver [ 15.483816][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 15.495627][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 15.505094][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 15.512869][ T1] IR NEC protocol handler initialized [ 15.518386][ T1] IR RC5(x/sz) protocol handler initialized [ 15.524428][ T1] IR RC6 protocol handler initialized [ 15.529847][ T1] IR JVC protocol handler initialized [ 15.535252][ T1] IR Sony protocol handler initialized [ 15.540838][ T1] IR SANYO protocol handler initialized [ 15.546364][ T1] IR Sharp protocol handler initialized [ 15.551939][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 15.559272][ T1] IR XMP protocol handler initialized [ 15.565766][ T1] usbcore: registered new interface driver uvcvideo [ 15.572395][ T1] USB Video Class driver (1.1.1) [ 15.577362][ T1] gspca_main: v2.14.0 registered [ 15.600395][ T1] vivid-000: using single planar format API [ 15.622676][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 15.630815][ T1] vivid-000: V4L2 capture device registered as video3 [ 15.638569][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 15.647351][ T1] vivid-000: V4L2 output device registered as video4 [ 15.654938][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 15.665518][ T2555] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 15.676007][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 15.689486][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 15.697773][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 15.705269][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 15.713293][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 15.721891][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 15.730840][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 15.740060][ T1] vivid-001: using multiplanar format API [ 15.760188][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 15.768237][ T1] vivid-001: V4L2 capture device registered as video7 [ 15.775874][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 15.783968][ T1] vivid-001: V4L2 output device registered as video8 [ 15.791613][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 15.801532][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 15.811585][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 15.819202][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 15.827245][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 15.835056][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 15.843291][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 15.851521][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 15.860193][ T1] vivid-002: using single planar format API [ 15.879786][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 15.887860][ T1] vivid-002: V4L2 capture device registered as video11 [ 15.895655][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 15.903722][ T1] vivid-002: V4L2 output device registered as video12 [ 15.911385][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 15.921431][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 15.931268][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 15.939027][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 15.946464][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 15.954253][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 15.962549][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 15.970815][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 15.980056][ T1] vivid-003: using multiplanar format API [ 15.999080][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 16.007152][ T1] vivid-003: V4L2 capture device registered as video15 [ 16.015121][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 16.023442][ T1] vivid-003: V4L2 output device registered as video16 [ 16.031094][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 16.040957][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 16.050875][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 16.059381][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 16.067613][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 16.075557][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 16.083950][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 16.092879][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 16.101774][ T1] vivid-004: using single planar format API [ 16.121429][ T2555] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 16.132765][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 16.141044][ T1] vivid-004: V4L2 capture device registered as video19 [ 16.149748][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 16.158851][ T1] vivid-004: V4L2 output device registered as video20 [ 16.166634][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 16.177002][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 16.187290][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 16.195020][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 16.203036][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 16.211084][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 16.220042][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 16.228370][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 16.236732][ T1] vivid-005: using multiplanar format API [ 16.255734][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 16.264113][ T1] vivid-005: V4L2 capture device registered as video23 [ 16.272002][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 16.280256][ T1] vivid-005: V4L2 output device registered as video24 [ 16.287766][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 16.298400][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 16.308384][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 16.316294][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 16.324428][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 16.332769][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 16.341296][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 16.349831][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 16.358329][ T1] vivid-006: using single planar format API [ 16.377421][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 16.385395][ T1] vivid-006: V4L2 capture device registered as video27 [ 16.393709][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 16.401804][ T1] vivid-006: V4L2 output device registered as video28 [ 16.409176][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 16.419027][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 16.428987][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 16.436571][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 16.444293][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 16.452718][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 16.460976][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 16.469212][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 16.477943][ T1] vivid-007: using multiplanar format API [ 16.496913][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 16.504913][ T1] vivid-007: V4L2 capture device registered as video31 [ 16.512621][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 16.520791][ T1] vivid-007: V4L2 output device registered as video32 [ 16.528172][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 16.538195][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 16.549412][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 16.557039][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 16.564531][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 16.572428][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 16.580817][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 16.589165][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 16.597583][ T1] vivid-008: using single planar format API [ 16.616640][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 16.624806][ T1] vivid-008: V4L2 capture device registered as video35 [ 16.632318][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 16.640306][ T1] vivid-008: V4L2 output device registered as video36 [ 16.647870][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 16.657910][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 16.667779][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 16.675264][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 16.683330][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 16.691520][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 16.700924][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 16.709496][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 16.718125][ T1] vivid-009: using multiplanar format API [ 16.737391][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 16.745322][ T1] vivid-009: V4L2 capture device registered as video39 [ 16.753273][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 16.761415][ T1] vivid-009: V4L2 output device registered as video40 [ 16.768989][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 16.778876][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 16.788873][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 16.796431][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 16.804326][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 16.812266][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 16.820597][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 16.828848][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 16.837194][ T1] vivid-010: using single planar format API [ 16.856392][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 16.864950][ T1] vivid-010: V4L2 capture device registered as video43 [ 16.872808][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 16.880948][ T1] vivid-010: V4L2 output device registered as video44 [ 16.888422][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 16.900399][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 16.910715][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 16.918433][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 16.926470][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 16.934391][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 16.942684][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 16.951520][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 16.960071][ T1] vivid-011: using multiplanar format API [ 16.979118][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 16.987437][ T1] vivid-011: V4L2 capture device registered as video47 [ 16.995533][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 17.004299][ T1] vivid-011: V4L2 output device registered as video48 [ 17.013119][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 17.023417][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 17.033292][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 17.041081][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 17.048766][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 17.056941][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 17.065387][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 17.073703][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 17.082283][ T1] vivid-012: using single planar format API [ 17.102058][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 17.110214][ T1] vivid-012: V4L2 capture device registered as video51 [ 17.117758][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 17.125772][ T1] vivid-012: V4L2 output device registered as video52 [ 17.133841][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 17.144138][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 17.154346][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 17.162223][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 17.169984][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 17.177970][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 17.186305][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 17.195694][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 17.204800][ T1] vivid-013: using multiplanar format API [ 17.225867][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 17.233891][ T1] vivid-013: V4L2 capture device registered as video55 [ 17.241705][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 17.249948][ T1] vivid-013: V4L2 output device registered as video56 [ 17.257987][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 17.267967][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 17.277898][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 17.285833][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 17.293784][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 17.301934][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 17.310221][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 17.318773][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 17.327602][ T1] vivid-014: using single planar format API [ 17.347506][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 17.355834][ T1] vivid-014: V4L2 capture device registered as video59 [ 17.363788][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 17.372206][ T1] vivid-014: V4L2 output device registered as video60 [ 17.379856][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 17.390363][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 17.401266][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 17.408996][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 17.416550][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 17.424446][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 17.432792][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 17.441033][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 17.449683][ T1] vivid-015: using multiplanar format API [ 17.468636][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 17.477170][ T1] vivid-015: V4L2 capture device registered as video63 [ 17.486026][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 17.494384][ T1] vivid-015: V4L2 output device registered as video64 [ 17.502582][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 17.512918][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 17.523389][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 17.531808][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 17.539846][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 17.549335][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 17.557782][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 17.566247][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 17.576515][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 17.586618][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 17.597230][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 17.607830][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 17.618949][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 17.625951][ T1] iTCO_vendor_support: vendor-support=0 [ 17.633582][ T1] device-mapper: uevent: version 1.0.3 [ 17.640925][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 17.653129][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 17.661112][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 17.672754][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 17.680639][ T1] device-mapper: raid: Loading target version 1.15.1 [ 17.688725][ T1] Bluetooth: HCI UART driver ver 2.3 [ 17.694058][ T1] Bluetooth: HCI UART protocol H4 registered [ 17.700148][ T1] Bluetooth: HCI UART protocol BCSP registered [ 17.706473][ T1] Bluetooth: HCI UART protocol LL registered [ 17.712658][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 17.720270][ T1] Bluetooth: HCI UART protocol QCA registered [ 17.726428][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 17.733575][ T1] Bluetooth: HCI UART protocol Marvell registered [ 17.740370][ T1] usbcore: registered new interface driver bfusb [ 17.747280][ T1] usbcore: registered new interface driver btusb [ 17.755083][ T1] CAPI 2.0 started up with major 68 (middleware) [ 17.761602][ T1] Modular ISDN core version 1.1.29 [ 17.767800][ T1] NET: Registered protocol family 34 [ 17.773405][ T1] DSP module 2.0 [ 17.777497][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 17.796293][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 17.803701][ T1] 0 virtual devices registered [ 17.808840][ T1] intel_pstate: CPU model not supported [ 17.819232][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 17.828125][ T1] usnic_verbs:usnic_uiom_init:563: [ 17.828130][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 17.844029][ T1] usnic_verbs:usnic_ib_init:667: [ 17.844035][ T1] Unable to initialize umem with err -1 [ 17.856862][ T1] iscsi: registered transport (iser) [ 17.864064][ T1] SoftiWARP attached [ 17.868317][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 17.880194][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 17.893450][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 17.913869][ T1] hid: raw HID events driver (C) Jiri Kosina [ 17.933828][ T1] usbcore: registered new interface driver usbhid [ 17.961144][ T1] usbhid: USB HID core driver [ 17.969218][ T1] ashmem: initialized [ 18.060350][ T1] usbcore: registered new interface driver snd-usb-audio [ 18.068306][ T1] drop_monitor: Initializing network drop monitor service [ 18.082628][ T1] NET: Registered protocol family 26 [ 18.088464][ T1] GACT probability on [ 18.094008][ T1] Mirror/redirect action on [ 18.099190][ T1] Simple TC action Loaded [ 18.107181][ T1] netem: version 1.3 [ 18.111531][ T1] u32 classifier [ 18.115177][ T1] Performance counters on [ 18.120125][ T1] input device check on [ 18.124630][ T1] Actions configured [ 18.131337][ T1] nf_conntrack_irc: failed to register helpers [ 18.138167][ T1] nf_conntrack_sane: failed to register helpers [ 18.186981][ T1] nf_conntrack_sip: failed to register helpers [ 18.201211][ T1] xt_time: kernel timezone is -0000 [ 18.207530][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 18.214833][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 18.224705][ T1] IPVS: ipvs loaded. [ 18.228782][ T1] IPVS: [rr] scheduler registered. [ 18.234443][ T1] IPVS: [wrr] scheduler registered. [ 18.240168][ T1] IPVS: [lc] scheduler registered. [ 18.245400][ T1] IPVS: [wlc] scheduler registered. [ 18.250744][ T1] IPVS: [fo] scheduler registered. [ 18.257284][ T1] IPVS: [ovf] scheduler registered. [ 18.263106][ T1] IPVS: [lblc] scheduler registered. [ 18.268752][ T1] IPVS: [lblcr] scheduler registered. [ 18.274305][ T1] IPVS: [dh] scheduler registered. [ 18.279692][ T1] IPVS: [sh] scheduler registered. [ 18.285033][ T1] IPVS: [mh] scheduler registered. [ 18.290575][ T1] IPVS: [sed] scheduler registered. [ 18.297639][ T1] IPVS: [nq] scheduler registered. [ 18.304828][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 18.311543][ T1] IPVS: [sip] pe registered. [ 18.316377][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 18.326081][ T1] gre: GRE over IPv4 demultiplexor driver [ 18.331876][ T1] ip_gre: GRE over IPv4 tunneling driver [ 18.344132][ T1] IPv4 over IPsec tunneling driver [ 18.353710][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 18.362111][ T1] Initializing XFRM netlink socket [ 18.367758][ T1] IPsec XFRM device driver [ 18.374276][ T1] NET: Registered protocol family 10 [ 18.393308][ T1] Segment Routing with IPv6 [ 18.398148][ T1] RPL Segment Routing with IPv6 [ 18.403904][ T1] mip6: Mobile IPv6 [ 18.412015][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 18.425825][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 18.435085][ T1] NET: Registered protocol family 17 [ 18.441275][ T1] NET: Registered protocol family 15 [ 18.448093][ T1] Bridge firewalling registered [ 18.454504][ T1] NET: Registered protocol family 9 [ 18.460252][ T1] X25: Linux Version 0.2 [ 18.497340][ T1] NET: Registered protocol family 6 [ 18.539367][ T1] NET: Registered protocol family 11 [ 18.545158][ T1] NET: Registered protocol family 3 [ 18.550979][ T1] can: controller area network core (rev 20170425 abi 9) [ 18.559779][ T1] NET: Registered protocol family 29 [ 18.565314][ T1] can: raw protocol (rev 20170425) [ 18.570602][ T1] can: broadcast manager protocol (rev 20170425 t) [ 18.577516][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 18.585076][ T1] can: SAE J1939 [ 18.589447][ T1] Bluetooth: RFCOMM TTY layer initialized [ 18.595623][ T1] Bluetooth: RFCOMM socket layer initialized [ 18.604139][ T1] Bluetooth: RFCOMM ver 1.11 [ 18.609122][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 18.615554][ T1] Bluetooth: BNEP filters: protocol multicast [ 18.621852][ T1] Bluetooth: BNEP socket layer initialized [ 18.627810][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 18.633740][ T1] Bluetooth: CMTP socket layer initialized [ 18.640407][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 18.647301][ T1] Bluetooth: HIDP socket layer initialized [ 18.656915][ T1] RPC: Registered rdma transport module. [ 18.662653][ T1] RPC: Registered rdma backchannel transport module. [ 18.672142][ T1] NET: Registered protocol family 33 [ 18.677684][ T1] Key type rxrpc registered [ 18.682323][ T1] Key type rxrpc_s registered [ 18.688252][ T1] NET: Registered protocol family 41 [ 18.694105][ T1] lec:lane_module_init: lec.c: initialized [ 18.700261][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 18.706054][ T1] l2tp_core: L2TP core driver, V2.0 [ 18.711366][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 18.717057][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 18.723691][ T1] l2tp_netlink: L2TP netlink interface [ 18.729578][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 18.736361][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 18.746686][ T1] NET: Registered protocol family 35 [ 18.752652][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 18.769723][ T1] DCCP: Activated CCID 2 (TCP-like) [ 18.775277][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 18.783727][ T1] sctp: Hash tables configured (bind 32/56) [ 18.792670][ T1] NET: Registered protocol family 21 [ 18.799108][ T1] Registered RDS/infiniband transport [ 18.805734][ T1] Registered RDS/tcp transport [ 18.810635][ T1] tipc: Activated (version 2.0.0) [ 18.816324][ T1] NET: Registered protocol family 30 [ 18.822871][ T1] tipc: Started in single node mode [ 18.828793][ T1] NET: Registered protocol family 43 [ 18.835882][ T1] 9pnet: Installing 9P2000 support [ 18.841896][ T1] NET: Registered protocol family 37 [ 18.852078][ T1] NET: Registered protocol family 36 [ 18.858180][ T1] Key type dns_resolver registered [ 18.863360][ T1] Key type ceph registered [ 18.868619][ T1] libceph: loaded (mon/osd proto 15/24) [ 18.876407][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 18.886180][ T1] openvswitch: Open vSwitch switching datapath [ 18.894921][ T1] NET: Registered protocol family 40 [ 18.900853][ T1] mpls_gso: MPLS GSO support [ 18.912540][ T1] IPI shorthand broadcast: enabled [ 18.918801][ T1] AVX2 version of gcm_enc/dec engaged. [ 18.924302][ T1] AES CTR mode by8 optimization enabled [ 18.935266][ T1] sched_clock: Marking stable (18861770869, 73451486)->(18938799764, -3577409) [ 18.946340][ T1] registered taskstats version 1 [ 18.951462][ T1] Loading compiled-in X.509 certificates [ 18.962449][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: fea34339720facb0586120e4349081ae2a8930bd' [ 18.974488][ T1] zswap: loaded using pool lzo/zbud [ 18.981029][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 18.991138][ T1] Key type ._fscrypt registered [ 18.996107][ T1] Key type .fscrypt registered [ 19.001597][ T1] Key type fscrypt-provisioning registered [ 19.009800][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 19.018425][ T1] FS-Cache: Netfs 'afs' registered for caching [ 19.032988][ T1] Btrfs loaded, crc32c=crc32c-intel [ 19.039330][ T1] Key type big_key registered [ 19.047378][ T1] Key type encrypted registered [ 19.052362][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 19.058852][ T1] ima: No TPM chip found, activating TPM-bypass! [ 19.065295][ T1] ima: Allocated hash algorithm: sha256 [ 19.071171][ T1] ima: No architecture policies found [ 19.077001][ T1] evm: Initialising EVM extended attributes: [ 19.082993][ T1] evm: security.selinux [ 19.087171][ T1] evm: security.SMACK64 [ 19.091571][ T1] evm: security.SMACK64EXEC [ 19.096074][ T1] evm: security.SMACK64TRANSMUTE [ 19.101047][ T1] evm: security.SMACK64MMAP [ 19.105546][ T1] evm: security.apparmor [ 19.110803][ T1] evm: security.ima [ 19.114655][ T1] evm: security.capability [ 19.119996][ T1] evm: HMAC attrs: 0x1 [ 19.125876][ T1] PM: Magic number: 8:109:559 [ 19.131383][ T1] tty ptya5: hash matches [ 19.137461][ T1] printk: console [netcon0] enabled [ 19.142921][ T1] netconsole: network logging started [ 19.150013][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 19.159750][ T1] rdma_rxe: loaded [ 19.164216][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 19.175524][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 19.184358][ T2626] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 19.194529][ T1] ALSA device list: [ 19.198441][ T1] #0: Dummy 1 [ 19.201883][ T1] #1: Loopback 1 [ 19.207734][ T1] #2: Virtual MIDI Card 1 [ 19.207859][ T2626] cfg80211: failed to load regulatory.db [ 19.222404][ T1] md: Waiting for all devices to be available before autodetect [ 19.224273][ T1] md: If you don't use raid, use raid=noautodetect [ 19.230458][ T1] md: Autodetecting RAID arrays. [ 19.232477][ T1] md: autorun ... [ 19.233304][ T1] md: ... autorun DONE. [ 19.258042][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 19.260821][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 19.282189][ T1] devtmpfs: mounted [ 19.339669][ T1] Freeing unused kernel image (initmem) memory: 2780K [ 19.342326][ T1] Kernel memory protection disabled. [ 19.343627][ T1] Run /sbin/init as init process [ 19.981013][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 19.991684][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 19.993834][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 20.052607][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 20.060158][ T1] systemd[1]: Detected virtualization kvm. [ 20.062940][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 20.130861][ T1] systemd[1]: Set hostname to . [ 20.463896][ T3901] selinux-autorel (3901) used greatest stack depth: 25384 bytes left [ 20.592217][ T3910] systemd-fstab-generator[3910]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 20.597202][ T3910] systemd-fstab-generator[3910]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 20.601462][ T3910] systemd-fstab-generator[3910]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 20.609805][ T3910] systemd-fstab-g (3910) used greatest stack depth: 24104 bytes left [ 20.778641][ T3899] systemd[3899]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 21.157542][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 21.188736][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 21.194697][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 21.201373][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 21.228416][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Listening on udev Control Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Paths. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on Journal Socket. [ OK ] Reached target Swap. [ OK ] Listening on udev Kernel Socket. [ OK ] Created slice System Slice. Mounting /sys/kernel/config... [ OK ] Reached target Slices. [ 21.570070][ T3911] mount (3911) used greatest stack depth: 23864 bytes left Starting Load Kernel Modules... Mounting /sys/kernel/debug... Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-getty.slice. Mounting Huge Pages File System... Starting Create Static Device Nodes in /dev... Starting Remount Root and Kernel File Systems... [ OK ] Created slice system-serial\x2dgetty.slice. Starting Journal Service... Mounting POSIX Message Queue File System... [ OK ] Reached targe[ 22.065133][ T3920] systemd-tmpfile (3920) used greatest stack depth: 23128 bytes left t Sockets. [ 22.080745][ T3923] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 24.567268][ T3926] systemd-journald[3926]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ 24.821223][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 24.824334][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 24.825767][ T3971] CPU: 0 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 24.827688][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.830483][ T3971] Call Trace: [ 24.831149][ T3971] dump_stack+0x188/0x20d [ 24.833978][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 24.835122][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 24.836483][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 24.837579][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 24.838760][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 24.839657][ T3971] ? ext4_ext_release+0x10/0x10 [ 24.840433][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 24.841560][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 24.842938][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 24.843706][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 24.844691][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.845685][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 24.847820][ T3971] ? prandom_u32_state+0xe/0x170 [ 24.848733][ T3971] ? __brelse+0x84/0xa0 [ 24.849685][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 24.850552][ T3971] ext4_getblk+0xad/0x520 [ 24.851390][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 24.852379][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 24.854312][ T3971] ext4_bread+0x7c/0x380 [ 24.855291][ T3971] ? ext4_getblk+0x520/0x520 [ 24.856293][ T3971] ? dqget+0xff0/0xff0 [ 24.856953][ T3971] ext4_append+0x153/0x360 [ 24.858437][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 24.860047][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 24.861017][ T3971] ? security_inode_permission+0xc4/0xf0 [ 24.863264][ T3971] vfs_mkdir+0x419/0x690 [ 24.864433][ T3971] do_mkdirat+0x21e/0x280 [ 24.865460][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 24.866685][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 24.868946][ T3971] ? do_syscall_64+0x21/0x7d0 [ 24.871304][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 24.873273][ T3971] do_syscall_64+0xf6/0x7d0 [ 24.875623][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.880025][ T3971] RIP: 0033:0x7ffa928d3687 [ 24.882871][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 24.892022][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 24.894069][ T3971] RAX: ffffffffffffffda RBX: 00005637eeaceda0 RCX: 00007ffa928d3687 [ 24.895829][ T3971] RDX: 0000000000000000 RSI: 00000000000001ed RDI: 00005637eeaceda0 [ 24.897775][ T3971] RBP: 00000000000001ed R08: 000000000000feff R09: 000000000000004c [ 24.899305][ T3971] R10: 00005637eeaced80 R11: 0000000000000246 R12: 0000000000000012 [ 24.906298][ T3971] R13: 00005637eeacf640 R14: 0000000000000000 R15: 0000000000000000 [ 24.969082][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 24.970915][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 24.972124][ T3971] CPU: 0 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 24.974383][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.976063][ T3971] Call Trace: [ 24.976802][ T3971] dump_stack+0x188/0x20d [ 24.977664][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 24.978801][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 24.979846][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 24.981087][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 24.982160][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 24.982975][ T3971] ? ext4_ext_release+0x10/0x10 [ 24.984198][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 24.985265][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 24.986408][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 24.987149][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 24.987925][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.988815][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 24.989803][ T3971] ? prandom_u32_state+0xe/0x170 [ 24.991088][ T3971] ? __brelse+0x84/0xa0 [ 24.991920][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 24.993337][ T3971] ext4_getblk+0xad/0x520 [ 24.995159][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 24.996388][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 24.997950][ T3971] ext4_bread+0x7c/0x380 [ 24.998960][ T3971] ? ext4_getblk+0x520/0x520 [ 24.999887][ T3971] ? dqget+0xff0/0xff0 [ 25.000767][ T3971] ext4_append+0x153/0x360 [ 25.002001][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 25.002742][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 25.003723][ T3971] ? security_inode_permission+0xc4/0xf0 [ 25.004864][ T3971] vfs_mkdir+0x419/0x690 [ 25.005626][ T3971] do_mkdirat+0x21e/0x280 [ 25.006336][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.007630][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.009350][ T3971] ? do_syscall_64+0x21/0x7d0 [ 25.010950][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.012273][ T3971] do_syscall_64+0xf6/0x7d0 [ 25.013079][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.016886][ T3971] RIP: 0033:0x7ffa928d3687 [ 25.017904][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.023440][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.027258][ T3971] RAX: ffffffffffffffda RBX: 00005637eead0870 RCX: 00007ffa928d3687 [ 25.029467][ T3971] RDX: 0000000000000000 RSI: 00000000000003ff RDI: 00005637eead0870 [ 25.031576][ T3971] RBP: 00000000000003ff R08: 000000000000fec0 R09: 000000000000004c [ 25.033490][ T3971] R10: 00005637eead0840 R11: 0000000000000246 R12: 0000000000000012 [ 25.037481][ T3971] R13: 00005637eead0890 R14: 0000000000000000 R15: 0000000000000000 [ 25.063804][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 25.066149][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.069246][ T3971] CPU: 1 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 25.072919][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.078099][ T3971] Call Trace: [ 25.079309][ T3971] dump_stack+0x188/0x20d [ 25.080369][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 25.081770][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.083588][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.085101][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.086789][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 25.088552][ T3971] ? ext4_ext_release+0x10/0x10 [ 25.090050][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 25.090865][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.092358][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 25.093549][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.094711][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.095805][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.096783][ T3971] ? prandom_u32_state+0xe/0x170 [ 25.097767][ T3971] ? __brelse+0x84/0xa0 [ 25.098654][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 25.099580][ T3971] ext4_getblk+0xad/0x520 [ 25.100396][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.101361][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 25.102203][ T3971] ext4_bread+0x7c/0x380 [ 25.102991][ T3971] ? ext4_getblk+0x520/0x520 [ 25.103879][ T3971] ? dqget+0xff0/0xff0 [ 25.104627][ T3971] ext4_append+0x153/0x360 [ 25.105502][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 25.106258][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 25.107108][ T3971] ? security_inode_permission+0xc4/0xf0 [ 25.108315][ T3971] vfs_mkdir+0x419/0x690 [ 25.109447][ T3971] do_mkdirat+0x21e/0x280 [ 25.110625][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.111547][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.113195][ T3971] ? do_syscall_64+0x21/0x7d0 [ 25.113880][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.114974][ T3971] do_syscall_64+0xf6/0x7d0 [ 25.115790][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.117084][ T3971] RIP: 0033:0x7ffa928d3687 [ 25.118175][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.122792][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.124391][ T3971] RAX: ffffffffffffffda RBX: 00005637eeace050 RCX: 00007ffa928d3687 [ 25.125894][ T3971] RDX: 0000000000000000 RSI: 00000000000003ff RDI: 00005637eeace050 [ 25.127426][ T3971] RBP: 00000000000003ff R08: 000000000000fec0 R09: 000000000000004c [ 25.128752][ T3971] R10: 00005637eeace040 R11: 0000000000000246 R12: 0000000000000012 [ 25.130025][ T3971] R13: 00005637eeace070 R14: 0000000000000000 R15: 0000000000000000 [ 25.212925][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 25.215117][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.216564][ T3971] CPU: 0 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 25.218019][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.220665][ T3971] Call Trace: [ 25.221263][ T3971] dump_stack+0x188/0x20d [ 25.222001][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 25.223876][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.224851][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.225975][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.227674][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 25.228738][ T3971] ? ext4_ext_release+0x10/0x10 [ 25.229758][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 25.230863][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.231955][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 25.233129][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.234164][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.235041][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.236307][ T3971] ? prandom_u32_state+0xe/0x170 [ 25.237179][ T3971] ? __brelse+0x84/0xa0 [ 25.238078][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 25.239018][ T3971] ext4_getblk+0xad/0x520 [ 25.239771][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.240682][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 25.241609][ T3971] ext4_bread+0x7c/0x380 [ 25.242424][ T3971] ? ext4_getblk+0x520/0x520 [ 25.243186][ T3971] ? dqget+0xff0/0xff0 [ 25.243859][ T3971] ext4_append+0x153/0x360 [ 25.244570][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 25.245469][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 25.247181][ T3971] ? security_inode_permission+0xc4/0xf0 [ 25.248288][ T3971] vfs_mkdir+0x419/0x690 [ 25.249191][ T3971] do_mkdirat+0x21e/0x280 [ 25.249977][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.251224][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.252167][ T3971] ? do_syscall_64+0x21/0x7d0 [ 25.252882][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.254207][ T3971] do_syscall_64+0xf6/0x7d0 [ 25.255002][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.257778][ T3971] RIP: 0033:0x7ffa928d3687 [ 25.258795][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.263407][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.265113][ T3971] RAX: ffffffffffffffda RBX: 00005637eeace160 RCX: 00007ffa928d3687 [ 25.266870][ T3971] RDX: 0000000000000000 RSI: 00000000000003ff RDI: 00005637eeace160 [ 25.268168][ T3971] RBP: 00000000000003ff R08: 000000000000fec0 R09: 000000000000004c [ 25.269550][ T3971] R10: 00005637eeace140 R11: 0000000000000246 R12: 0000000000000012 [ 25.270685][ T3971] R13: 00005637eeace180 R14: 0000000000000000 R15: 0000000000000000 [ 25.348555][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 25.350162][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.351516][ T3971] CPU: 0 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 25.352958][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.354623][ T3971] Call Trace: [ 25.355166][ T3971] dump_stack+0x188/0x20d [ 25.355923][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 25.356872][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.357806][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.358854][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.359876][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 25.360843][ T3971] ? ext4_ext_release+0x10/0x10 [ 25.361844][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 25.362597][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.363498][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 25.364548][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.365494][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.366500][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.367694][ T3971] ? prandom_u32_state+0xe/0x170 [ 25.368647][ T3971] ? __brelse+0x84/0xa0 [ 25.369326][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 25.370159][ T3971] ext4_getblk+0xad/0x520 [ 25.370913][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.372000][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 25.372825][ T3971] ext4_bread+0x7c/0x380 [ 25.373525][ T3971] ? ext4_getblk+0x520/0x520 [ 25.374205][ T3971] ? dqget+0xff0/0xff0 [ 25.374852][ T3971] ext4_append+0x153/0x360 [ 25.375580][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 25.376303][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 25.377195][ T3971] ? security_inode_permission+0xc4/0xf0 [ 25.378078][ T3971] vfs_mkdir+0x419/0x690 [ 25.378759][ T3971] do_mkdirat+0x21e/0x280 [ 25.379395][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.380330][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.381260][ T3971] ? do_syscall_64+0x21/0x7d0 [ 25.382086][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.383220][ T3971] do_syscall_64+0xf6/0x7d0 [ 25.384101][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.386065][ T3971] RIP: 0033:0x7ffa928d3687 [ 25.386804][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.390246][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.391691][ T3971] RAX: ffffffffffffffda RBX: 00005637eead1890 RCX: 00007ffa928d3687 [ 25.393000][ T3971] RDX: 0000000000000000 RSI: 00000000000003ff RDI: 00005637eead1890 [ 25.394281][ T3971] RBP: 00000000000003ff R08: 000000000000fec0 R09: 000000000000004c [ 25.396489][ T3971] R10: 00005637eead1880 R11: 0000000000000246 R12: 0000000000000012 [ 25.397996][ T3971] R13: 00005637eead18b0 R14: 0000000000000000 R15: 0000000000000000 [FAILED] Failed to start Raise network interfaces. See 'systemctl status networking.service' for details. [ 25.448156][ T3971] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/3971 [ 25.449844][ T3971] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.450950][ T3971] CPU: 0 PID: 3971 Comm: systemd-tmpfile Not tainted 5.7.0-syzkaller #0 [ 25.452327][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.453930][ T3971] Call Trace: [ 25.454487][ T3971] dump_stack+0x188/0x20d [ 25.455159][ T3971] debug_smp_processor_id.cold+0x88/0x9b [ 25.456174][ T3971] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.457280][ T3971] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.462064][ T3971] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.462094][ T3971] ext4_ext_map_blocks+0x2044/0x3410 [ 25.462117][ T3971] ? ext4_ext_release+0x10/0x10 [ 25.462148][ T3971] ? __down_timeout+0x2d0/0x2d0 [ 25.462162][ T3971] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.462183][ T3971] ext4_map_blocks+0x4cb/0x1640 [ 25.462204][ T3971] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.462218][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.462235][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.462250][ T3971] ? prandom_u32_state+0xe/0x170 [ 25.462266][ T3971] ? __brelse+0x84/0xa0 [ 25.462281][ T3971] ? __ext4_new_inode+0x144/0x57c0 [ 25.462300][ T3971] ext4_getblk+0xad/0x520 [ 25.462318][ T3971] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.462339][ T3971] ? ext4_free_inode+0x17e0/0x17e0 [ 25.462357][ T3971] ext4_bread+0x7c/0x380 [ 25.462372][ T3971] ? ext4_getblk+0x520/0x520 [ 25.462394][ T3971] ? dqget+0xff0/0xff0 [ 25.462418][ T3971] ext4_append+0x153/0x360 [ 25.462437][ T3971] ext4_mkdir+0x5e0/0xdf0 [ 25.462459][ T3971] ? ext4_rmdir+0xde0/0xde0 [ 25.462478][ T3971] ? security_inode_permission+0xc4/0xf0 [ 25.462500][ T3971] vfs_mkdir+0x419/0x690 [ 25.462519][ T3971] do_mkdirat+0x21e/0x280 [ 25.462536][ T3971] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.462551][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.462569][ T3971] ? do_syscall_64+0x21/0x7d0 [ 25.462583][ T3971] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.462603][ T3971] do_syscall_64+0xf6/0x7d0 [ 25.462622][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.462634][ T3971] RIP: 0033:0x7ffa928d3687 [ 25.462649][ T3971] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.462657][ T3971] RSP: 002b:00007fff732d3c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.462670][ T3971] RAX: ffffffffffffffda RBX: 00005637eead19a0 RCX: 00007ffa928d3687 [ 25.462678][ T3971] RDX: 0000000000000000 RSI: 00000000000003ff RDI: 00005637eead19a0 [ 25.462686][ T3971] RBP: 00000000000003ff R08: 000000000000fec0 R09: 000000000000004c [ 25.462694][ T3971] R10: 00005637eead1980 R11: 0000000000000246 R12: 0000000000000012 [ 25.462702][ T3971] R13: 00005637eead19c0 R14: 0000000000000000 R15: 0000000000000000 [ OK ] Reached target Network. [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 25.689277][ T1] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 [ 25.691485][ T1] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.692481][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-syzkaller #0 [ 25.693776][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.695433][ T1] Call Trace: [ 25.696060][ T1] dump_stack+0x188/0x20d [ 25.697144][ T1] debug_smp_processor_id.cold+0x88/0x9b [ 25.698258][ T1] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.699152][ T1] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.700182][ T1] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.701303][ T1] ext4_ext_map_blocks+0x2044/0x3410 [ 25.702451][ T1] ? ext4_ext_release+0x10/0x10 [ 25.703254][ T1] ? __down_timeout+0x2d0/0x2d0 [ 25.704478][ T1] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.705421][ T1] ext4_map_blocks+0x4cb/0x1640 [ 25.706570][ T1] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.708039][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.709028][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.709986][ T1] ? prandom_u32_state+0xe/0x170 [ 25.711061][ T1] ? __brelse+0x84/0xa0 [ 25.711906][ T1] ? __ext4_new_inode+0x144/0x57c0 [ 25.713083][ T1] ext4_getblk+0xad/0x520 [ 25.714421][ T1] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.715773][ T1] ? ext4_free_inode+0x17e0/0x17e0 [ 25.717008][ T1] ext4_bread+0x7c/0x380 [ 25.717705][ T1] ? ext4_getblk+0x520/0x520 [ 25.718557][ T1] ? dqget+0xff0/0xff0 [ 25.719443][ T1] ext4_append+0x153/0x360 [ 25.720535][ T1] ext4_mkdir+0x5e0/0xdf0 [ 25.721289][ T1] ? ext4_rmdir+0xde0/0xde0 [ 25.721981][ T1] ? security_inode_permission+0xc4/0xf0 [ 25.722893][ T1] vfs_mkdir+0x419/0x690 [ 25.723699][ T1] do_mkdirat+0x21e/0x280 [ 25.724372][ T1] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.732472][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.733737][ T1] ? do_syscall_64+0x21/0x7d0 [ 25.734519][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.735756][ T1] do_syscall_64+0xf6/0x7d0 [ 25.736677][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.737802][ T1] RIP: 0033:0x7f81d82dc687 [ 25.738634][ T1] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.746152][ T1] RSP: 002b:00007ffea38a7b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.748246][ T1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f81d82dc687 [ 25.749496][ T1] RDX: 0000000000000001 RSI: 00000000000001c0 RDI: 00005575d1c14ce0 [ 25.751088][ T1] RBP: 000000000003a2f8 R08: 000000005ee42d41 R09: 0000000000000060 [ 25.752379][ T1] R10: 0000000000000000 R11: 0000000000000246 R12: 00005575d1c14d30 [ 25.753879][ T1] R13: 8421084210842109 R14: 00000000000000c2 R15: 00007f81d836a540 [ 25.776291][ T1] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 [ 25.779384][ T1] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.780502][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-syzkaller #0 [ 25.781711][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.784025][ T1] Call Trace: [ 25.785149][ T1] dump_stack+0x188/0x20d [ 25.785928][ T1] debug_smp_processor_id.cold+0x88/0x9b [ 25.786875][ T1] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.787772][ T1] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.788659][ T1] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.789626][ T1] ext4_ext_map_blocks+0x2044/0x3410 [ 25.790848][ T1] ? ext4_ext_release+0x10/0x10 [ 25.791727][ T1] ? __down_timeout+0x2d0/0x2d0 [ 25.792555][ T1] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.793425][ T1] ext4_map_blocks+0x4cb/0x1640 [ 25.794270][ T1] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.795172][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.796018][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.796915][ T1] ? prandom_u32_state+0xe/0x170 [ 25.797863][ T1] ? __brelse+0x84/0xa0 [ 25.798641][ T1] ? __ext4_new_inode+0x144/0x57c0 [ 25.799458][ T1] ext4_getblk+0xad/0x520 [ 25.800314][ T1] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.801328][ T1] ? ext4_free_inode+0x17e0/0x17e0 [ 25.802155][ T1] ext4_bread+0x7c/0x380 [ 25.802914][ T1] ? ext4_getblk+0x520/0x520 [ 25.803760][ T1] ? dqget+0xff0/0xff0 [ 25.804570][ T1] ext4_append+0x153/0x360 [ 25.806098][ T1] ext4_mkdir+0x5e0/0xdf0 [ 25.807156][ T1] ? ext4_rmdir+0xde0/0xde0 [ 25.808659][ T1] ? security_inode_permission+0xc4/0xf0 [ 25.810074][ T1] vfs_mkdir+0x419/0x690 [ 25.812071][ T1] do_mkdirat+0x21e/0x280 [ 25.813460][ T1] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.814314][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.815332][ T1] ? do_syscall_64+0x21/0x7d0 [ 25.816412][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.817469][ T1] do_syscall_64+0xf6/0x7d0 [ 25.818564][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.819972][ T1] RIP: 0033:0x7f81d82dc687 [ 25.820752][ T1] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.824505][ T1] RSP: 002b:00007ffea38a7b98 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 25.825917][ T1] RAX: ffffffffffffffda RBX: 00005575d1c14ce0 RCX: 00007f81d82dc687 [ 25.827365][ T1] RDX: 0000000000316265 RSI: 00000000000003ff RDI: 00007ffea38a7ba0 [ 25.828747][ T1] RBP: 00007ffea38a7c80 R08: 0000000000000000 R09: 0000000000000060 [ 25.831292][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 25.832900][ T1] R13: 00007ffea38a7ca0 R14: 00007ffea38a7ba0 R15: 00005575d104ceba [ 25.857663][ T1] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 [ 25.859452][ T1] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 25.860405][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-syzkaller #0 [ 25.861858][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.863954][ T1] Call Trace: [ 25.864714][ T1] dump_stack+0x188/0x20d [ 25.865626][ T1] debug_smp_processor_id.cold+0x88/0x9b [ 25.866755][ T1] ext4_mb_new_blocks+0xa77/0x3b30 [ 25.867763][ T1] ? ext4_ext_search_right+0x2ca/0xb20 [ 25.868760][ T1] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 25.869826][ T1] ext4_ext_map_blocks+0x2044/0x3410 [ 25.871206][ T1] ? ext4_ext_release+0x10/0x10 [ 25.872235][ T1] ? __down_timeout+0x2d0/0x2d0 [ 25.873191][ T1] ? ext4_es_lookup_extent+0x41d/0xd30 [ 25.874118][ T1] ext4_map_blocks+0x4cb/0x1640 [ 25.875217][ T1] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 25.876947][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.878436][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 25.879313][ T1] ? prandom_u32_state+0xe/0x170 [ 25.880094][ T1] ? __brelse+0x84/0xa0 [ 25.880849][ T1] ? __ext4_new_inode+0x144/0x57c0 [ 25.881721][ T1] ext4_getblk+0xad/0x520 [ 25.882415][ T1] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 25.883488][ T1] ? ext4_free_inode+0x17e0/0x17e0 [ 25.884386][ T1] ext4_bread+0x7c/0x380 [ 25.885108][ T1] ? ext4_getblk+0x520/0x520 [ 25.885921][ T1] ? dqget+0xff0/0xff0 [ 25.886777][ T1] ext4_append+0x153/0x360 [ 25.887522][ T1] ext4_mkdir+0x5e0/0xdf0 [ 25.888178][ T1] ? ext4_rmdir+0xde0/0xde0 [ 25.889007][ T1] ? security_inode_permission+0xc4/0xf0 [ 25.889940][ T1] vfs_mkdir+0x419/0x690 [ 25.890640][ T1] do_mkdirat+0x21e/0x280 [ 25.891458][ T1] ? __ia32_sys_mknod+0xb0/0xb0 [ 25.892296][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.893217][ T1] ? do_syscall_64+0x21/0x7d0 [ 25.893982][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 25.894915][ T1] do_syscall_64+0xf6/0x7d0 [ 25.896482][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.897485][ T1] RIP: 0033:0x7f81d82dc687 [ 25.898174][ T1] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 25.902358][ T1] RSP: 002b:00007ffea38a7b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 25.903747][ T1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f81d82dc687 [ 25.905140][ T1] RDX: 0000000000000003 RSI: 00000000000001c0 RDI: 00005575d1be2dc0 [ 25.906389][ T1] RBP: 000000000003a2f8 R08: 000000000000c400 R09: 0000000000000070 [ 25.907914][ T1] R10: 0000000000000000 R11: 0000000000000246 R12: 00005575d1be2e14 [ 25.910835][ T1] R13: 8421084210842109 R14: 00000000000000c2 R15: 00007f81d836a540 [ 26.083757][ T1] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 [ 26.085755][ T1] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 26.087424][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-syzkaller #0 [ 26.089248][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.091075][ T1] Call Trace: [ 26.091847][ T1] dump_stack+0x188/0x20d [ 26.093426][ T1] debug_smp_processor_id.cold+0x88/0x9b [ 26.094582][ T1] ext4_mb_new_blocks+0xa77/0x3b30 [ 26.095563][ T1] ? ext4_ext_search_right+0x2ca/0xb20 [ 26.096506][ T1] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 26.097450][ T1] ext4_ext_map_blocks+0x2044/0x3410 [ 26.098585][ T1] ? ext4_ext_release+0x10/0x10 [ 26.099540][ T1] ? __down_timeout+0x2d0/0x2d0 [ 26.100557][ T1] ? ext4_es_lookup_extent+0x41d/0xd30 [ 26.101436][ T1] ext4_map_blocks+0x4cb/0x1640 [ 26.102312][ T1] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 26.103122][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.106681][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 26.113122][ T1] ? prandom_u32_state+0xe/0x170 [ 26.118872][ T1] ? __brelse+0x84/0xa0 [ 26.123515][ T1] ? __ext4_new_inode+0x144/0x57c0 [ 26.128937][ T1] ext4_getblk+0xad/0x520 [ 26.133460][ T1] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 26.139374][ T1] ? ext4_free_inode+0x17e0/0x17e0 [ 26.144816][ T1] ext4_bread+0x7c/0x380 [ 26.149087][ T1] ? ext4_getblk+0x520/0x520 [ 26.153872][ T1] ? dqget+0xff0/0xff0 [ 26.157961][ T1] ext4_append+0x153/0x360 [ 26.162396][ T1] ext4_mkdir+0x5e0/0xdf0 [ 26.166756][ T1] ? ext4_rmdir+0xde0/0xde0 [ 26.171456][ T1] ? security_inode_permission+0xc4/0xf0 [ 26.177192][ T1] vfs_mkdir+0x419/0x690 [ 26.181450][ T1] do_mkdirat+0x21e/0x280 [ 26.185795][ T1] ? __ia32_sys_mknod+0xb0/0xb0 [ 26.190674][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 26.196932][ T1] ? do_syscall_64+0x21/0x7d0 [ 26.203211][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 26.210429][ T1] do_syscall_64+0xf6/0x7d0 [ 26.214949][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 26.221890][ T1] RIP: 0033:0x7f81d82dc687 [ 26.226322][ T1] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 26.248455][ T1] RSP: 002b:00007ffea38a7b98 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 26.258327][ T1] RAX: ffffffffffffffda RBX: 00005575d1be2dc0 RCX: 00007f81d82dc687 [ 26.267591][ T1] RDX: 0000000000666941 RSI: 00000000000003ff RDI: 00007ffea38a7ba0 [ 26.276173][ T1] RBP: 00007ffea38a7c80 R08: 000000000000c400 R09: 0000000000000070 [ 26.285445][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 26.293696][ T1] R13: 00007ffea38a7c98 R14: 00007ffea38a7ba0 R15: 00005575d104d87f Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 28.252308][ C1] random: crng init done [ 28.258182][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [* ] (1 of 2) A start job is running for…dplug all Devices (12s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (12s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (13s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (13s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (21s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [*** ] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [* ] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... [ 48.067375][ T1] check_preemption_disabled: 4 callbacks suppressed [ 48.067387][ T1] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 [ 48.084858][ T1] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 48.091009][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-syzkaller #0 [ 48.098904][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.111545][ T1] Call Trace: [ 48.117998][ T1] dump_stack+0x188/0x20d [ 48.122359][ T1] debug_smp_processor_id.cold+0x88/0x9b [ 48.129299][ T1] ext4_mb_new_blocks+0xa77/0x3b30 [ 48.134438][ T1] ? ext4_ext_search_right+0x2ca/0xb20 [ 48.139920][ T1] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 48.145923][ T1] ext4_ext_map_blocks+0x2044/0x3410 [ 48.151241][ T1] ? ext4_ext_release+0x10/0x10 [ 48.156139][ T1] ? __down_timeout+0x2d0/0x2d0 [ 48.161014][ T1] ? ext4_es_lookup_extent+0x41d/0xd30 [ 48.166502][ T1] ext4_map_blocks+0x4cb/0x1640 [ 48.171973][ T1] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 48.177369][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.182944][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 48.188966][ T1] ? prandom_u32_state+0xe/0x170 [ 48.194113][ T1] ? __brelse+0x84/0xa0 [ 48.198394][ T1] ? __ext4_new_inode+0x144/0x57c0 [ 48.203773][ T1] ext4_getblk+0xad/0x520 [ 48.208929][ T1] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 48.214794][ T1] ? ext4_free_inode+0x17e0/0x17e0 [ 48.220450][ T1] ext4_bread+0x7c/0x380 [ 48.226192][ T1] ? ext4_getblk+0x520/0x520 [ 48.231079][ T1] ? dqget+0xff0/0xff0 [ 48.235285][ T1] ext4_append+0x153/0x360 [ 48.240178][ T1] ext4_mkdir+0x5e0/0xdf0 [ 48.244617][ T1] ? ext4_rmdir+0xde0/0xde0 [ 48.249254][ T1] ? security_inode_permission+0xc4/0xf0 [ 48.254930][ T1] vfs_mkdir+0x419/0x690 [ 48.259340][ T1] do_mkdirat+0x21e/0x280 [ 48.263815][ T1] ? __ia32_sys_mknod+0xb0/0xb0 [ 48.268693][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 48.274687][ T1] ? do_syscall_64+0x21/0x7d0 [ 48.279913][ T1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 48.285926][ T1] do_syscall_64+0xf6/0x7d0 [ 48.292299][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.298200][ T1] RIP: 0033:0x7f81d82dc687 [ 48.302641][ T1] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 48.322256][ T1] RSP: 002b:00007ffea38a7d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 48.330716][ T1] RAX: ffffffffffffffda RBX: 00005575d1be9698 RCX: 00007f81d82dc687 [ 48.338695][ T1] RDX: 0000000000000017 RSI: 00000000000001ed RDI: 00007ffea38a7d40 [ 48.346678][ T1] RBP: 00007ffea38a7e00 R08: 00007f81d9a14940 R09: 00000000ffffffff [ 48.354662][ T1] R10: 00005575d1be9680 R11: 0000000000000246 R12: 00005575d1be9680 [ 48.362669][ T1] R13: 0000000000000000 R14: 0000000000000017 R15: 00007ffea38a7d70 [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ 57.107775][ T6720] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-rfkill/6720 [ 57.117396][ T6720] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 57.123394][ T6720] CPU: 1 PID: 6720 Comm: systemd-rfkill Not tainted 5.7.0-syzkaller #0 [ 57.131667][ T6720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.141734][ T6720] Call Trace: [ 57.145037][ T6720] dump_stack+0x188/0x20d [ 57.149408][ T6720] debug_smp_processor_id.cold+0x88/0x9b [ 57.149426][ T6720] ext4_mb_new_blocks+0xa77/0x3b30 [ 57.149452][ T6720] ? ext4_ext_search_right+0x2ca/0xb20 [ 57.149466][ T6720] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 57.149486][ T6720] ext4_ext_map_blocks+0x2044/0x3410 [ 57.149509][ T6720] ? ext4_ext_release+0x10/0x10 [ 57.149542][ T6720] ? __down_timeout+0x2d0/0x2d0 [ 57.149555][ T6720] ? ext4_es_lookup_extent+0x41d/0xd30 [ 57.149578][ T6720] ext4_map_blocks+0x4cb/0x1640 [ 57.149599][ T6720] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 57.149615][ T6720] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.149631][ T6720] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 57.149645][ T6720] ? prandom_u32_state+0xe/0x170 [ 57.149661][ T6720] ? __brelse+0x84/0xa0 [ 57.149682][ T6720] ? __ext4_new_inode+0x144/0x57c0 [ 57.149702][ T6720] ext4_getblk+0xad/0x520 [ 57.149719][ T6720] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 57.149740][ T6720] ? ext4_free_inode+0x17e0/0x17e0 [ 57.149759][ T6720] ext4_bread+0x7c/0x380 [ 57.149774][ T6720] ? ext4_getblk+0x520/0x520 [ 57.149787][ T6720] ? dqget+0xff0/0xff0 [ 57.149808][ T6720] ext4_append+0x153/0x360 [ 57.149829][ T6720] ext4_mkdir+0x5e0/0xdf0 [ 57.149852][ T6720] ? ext4_rmdir+0xde0/0xde0 [ 57.149872][ T6720] ? security_inode_permission+0xc4/0xf0 [ 57.149895][ T6720] vfs_mkdir+0x419/0x690 [ 57.149914][ T6720] do_mkdirat+0x21e/0x280 [ 57.149931][ T6720] ? __ia32_sys_mknod+0xb0/0xb0 [ 57.149946][ T6720] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 57.149964][ T6720] ? do_syscall_64+0x21/0x7d0 [ 57.149978][ T6720] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 57.149998][ T6720] do_syscall_64+0xf6/0x7d0 [ 57.150016][ T6720] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.150028][ T6720] RIP: 0033:0x7ff4d4022687 [ 57.150043][ T6720] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 57.150051][ T6720] RSP: 002b:00007ffc2389be98 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 57.150064][ T6720] RAX: ffffffffffffffda RBX: 000055a3deb30985 RCX: 00007ff4d4022687 [ 57.150072][ T6720] RDX: 00007ffc2389bd60 RSI: 00000000000001ed RDI: 000055a3deb30985 [ 57.150080][ T6720] RBP: 00007ff4d4022680 R08: 0000000000000100 R09: 0000000000000000 [ 57.150087][ T6720] R10: 000055a3deb30980 R11: 0000000000000246 R12: 00000000000001ed [ 57.150095][ T6720] R13: 00007ffc2389c020 R14: 0000000000000000 R15: 0000000000000000 [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 82.598690][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 82.607946][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 82.613955][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 82.621859][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.632244][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 82.639025][ T21] Call Trace: [ 82.642420][ T21] dump_stack+0x188/0x20d [ 82.647029][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 82.652917][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 82.658016][ T21] ? __kmalloc+0x62f/0x7a0 [ 82.662427][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 82.669139][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 82.674876][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 82.680170][ T21] ? ext4_ext_release+0x10/0x10 [ 82.685033][ T21] ? __down_timeout+0x2d0/0x2d0 [ 82.690063][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 82.696026][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 82.701487][ T21] ext4_map_blocks+0x4cb/0x1640 [ 82.706710][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 82.711920][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 82.717762][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.723578][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 82.729813][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 82.735363][ T21] ext4_writepages+0x1ab7/0x3400 [ 82.740320][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 82.746048][ T21] ? __lock_acquire+0x2224/0x48a0 [ 82.751362][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 82.757342][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 82.763484][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 82.769559][ T21] ? do_writepages+0xfa/0x2a0 [ 82.774245][ T21] do_writepages+0xfa/0x2a0 [ 82.778771][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 82.784685][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 82.790149][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.795685][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 82.801659][ T21] ? lock_downgrade+0x840/0x840 [ 82.806508][ T21] __writeback_single_inode+0x12a/0x1410 [ 82.812235][ T21] ? _raw_spin_unlock+0x24/0x40 [ 82.817090][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 82.823072][ T21] writeback_sb_inodes+0x515/0xdd0 [ 82.828193][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 82.834467][ T21] __writeback_inodes_wb+0xc3/0x250 [ 82.839938][ T21] wb_writeback+0x910/0xd90 [ 82.844427][ T21] ? print_usage_bug+0x240/0x240 [ 82.849523][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 82.855839][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 82.861838][ T21] ? cpumask_next+0x3c/0x40 [ 82.866484][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 82.871700][ T21] wb_workfn+0xadf/0x10d0 [ 82.876025][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 82.881747][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 82.887217][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.892770][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 82.898743][ T21] process_one_work+0x965/0x16a0 [ 82.903864][ T21] ? lock_release+0x800/0x800 [ 82.909251][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 82.914837][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 82.919807][ T21] worker_thread+0x96/0xe10 [ 82.924352][ T21] ? process_one_work+0x16a0/0x16a0 [ 82.929556][ T21] kthread+0x388/0x470 [ 82.933626][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 82.939328][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 82.945101][ T21] ret_from_fork+0x24/0x30 [ 82.968266][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 82.977851][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 82.983823][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 82.992069][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.002264][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 83.008238][ T21] Call Trace: [ 83.011869][ T21] dump_stack+0x188/0x20d [ 83.016191][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 83.021836][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 83.026938][ T21] ? __kmalloc+0x62f/0x7a0 [ 83.031357][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 83.036802][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 83.042652][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 83.047979][ T21] ? ext4_ext_release+0x10/0x10 [ 83.052829][ T21] ? __down_timeout+0x2d0/0x2d0 [ 83.057675][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 83.063142][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.068605][ T21] ext4_map_blocks+0x4cb/0x1640 [ 83.073931][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 83.079125][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.084733][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.090858][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.097016][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 83.102502][ T21] ext4_writepages+0x1ab7/0x3400 [ 83.107592][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.113912][ T21] ? __lock_acquire+0x2224/0x48a0 [ 83.118966][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.125635][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.131603][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.137222][ T21] ? do_writepages+0xfa/0x2a0 [ 83.141999][ T21] do_writepages+0xfa/0x2a0 [ 83.146543][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 83.152197][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.157654][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.163184][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.169270][ T21] ? lock_downgrade+0x840/0x840 [ 83.174338][ T21] __writeback_single_inode+0x12a/0x1410 [ 83.179991][ T21] ? _raw_spin_unlock+0x24/0x40 [ 83.184960][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 83.190936][ T21] writeback_sb_inodes+0x515/0xdd0 [ 83.196057][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 83.202052][ T21] __writeback_inodes_wb+0xc3/0x250 [ 83.207267][ T21] wb_writeback+0x910/0xd90 [ 83.211811][ T21] ? print_usage_bug+0x240/0x240 [ 83.216754][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 83.223101][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 83.228990][ T21] ? cpumask_next+0x3c/0x40 [ 83.233481][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 83.238936][ T21] wb_workfn+0xadf/0x10d0 [ 83.243253][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 83.248830][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.254285][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.259841][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.266048][ T21] process_one_work+0x965/0x16a0 [ 83.271149][ T21] ? lock_release+0x800/0x800 [ 83.275948][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 83.281326][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 83.286463][ T21] worker_thread+0x96/0xe10 [ 83.290995][ T21] ? process_one_work+0x16a0/0x16a0 [ 83.296194][ T21] kthread+0x388/0x470 [ 83.300261][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 83.305982][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 83.311694][ T21] ret_from_fork+0x24/0x30 [ 83.329415][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 83.339097][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 83.344997][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 83.352960][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.363200][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 83.369181][ T21] Call Trace: [ 83.372490][ T21] dump_stack+0x188/0x20d [ 83.376997][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 83.382634][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 83.387746][ T21] ? __kmalloc+0x62f/0x7a0 [ 83.392166][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 83.397608][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 83.403314][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 83.408937][ T21] ? ext4_ext_release+0x10/0x10 [ 83.413811][ T21] ? __down_timeout+0x2d0/0x2d0 [ 83.419032][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 83.424781][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.430262][ T21] ext4_map_blocks+0x4cb/0x1640 [ 83.435218][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 83.440421][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.445898][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.456419][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.462767][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 83.468234][ T21] ext4_writepages+0x1ab7/0x3400 [ 83.473181][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.478798][ T21] ? __lock_acquire+0x2224/0x48a0 [ 83.483910][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.490224][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.496197][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.501867][ T21] ? do_writepages+0xfa/0x2a0 [ 83.506540][ T21] do_writepages+0xfa/0x2a0 [ 83.511554][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 83.518273][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.523727][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.529294][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.535560][ T21] ? lock_downgrade+0x840/0x840 [ 83.540536][ T21] __writeback_single_inode+0x12a/0x1410 [ 83.546199][ T21] ? _raw_spin_unlock+0x24/0x40 [ 83.551221][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 83.557228][ T21] writeback_sb_inodes+0x515/0xdd0 [ 83.562535][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 83.568435][ T21] __writeback_inodes_wb+0xc3/0x250 [ 83.573647][ T21] wb_writeback+0x910/0xd90 [ 83.578275][ T21] ? print_usage_bug+0x240/0x240 [ 83.583334][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 83.589661][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 83.595696][ T21] ? cpumask_next+0x3c/0x40 [ 83.600209][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 83.606103][ T21] wb_workfn+0xadf/0x10d0 [ 83.611011][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 83.616818][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.622435][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.628759][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.634866][ T21] process_one_work+0x965/0x16a0 [ 83.639802][ T21] ? lock_release+0x800/0x800 [ 83.644469][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 83.650018][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 83.655811][ T21] worker_thread+0x96/0xe10 [ 83.660320][ T21] ? process_one_work+0x16a0/0x16a0 [ 83.665515][ T21] kthread+0x388/0x470 [ 83.669567][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 83.676087][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 83.681795][ T21] ret_from_fork+0x24/0x30 [ 83.687637][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 83.697856][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 83.703768][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 83.711832][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.722513][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 83.728534][ T21] Call Trace: [ 83.731858][ T21] dump_stack+0x188/0x20d [ 83.736573][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 83.742553][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 83.747762][ T21] ? __kmalloc+0x62f/0x7a0 [ 83.752169][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 83.757726][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 83.763577][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 83.768880][ T21] ? ext4_ext_release+0x10/0x10 [ 83.773986][ T21] ? __down_timeout+0x2d0/0x2d0 [ 83.778824][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 83.784273][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.789729][ T21] ext4_map_blocks+0x4cb/0x1640 [ 83.794586][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 83.799759][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.805306][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.811124][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.817093][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 83.822811][ T21] ext4_writepages+0x1ab7/0x3400 [ 83.827845][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.834322][ T21] ? __lock_acquire+0x2224/0x48a0 [ 83.839362][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.845330][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 83.851524][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 83.857259][ T21] ? do_writepages+0xfa/0x2a0 [ 83.861938][ T21] do_writepages+0xfa/0x2a0 [ 83.866569][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 83.872362][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.877822][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.883370][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.889345][ T21] ? lock_downgrade+0x840/0x840 [ 83.894205][ T21] __writeback_single_inode+0x12a/0x1410 [ 83.899832][ T21] ? _raw_spin_unlock+0x24/0x40 [ 83.904684][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 83.910655][ T21] writeback_sb_inodes+0x515/0xdd0 [ 83.915769][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 83.921753][ T21] __writeback_inodes_wb+0xc3/0x250 [ 83.926935][ T21] wb_writeback+0x910/0xd90 [ 83.931418][ T21] ? print_usage_bug+0x240/0x240 [ 83.936608][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 83.943092][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 83.949160][ T21] ? cpumask_next+0x3c/0x40 [ 83.953653][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 83.959286][ T21] wb_workfn+0xadf/0x10d0 [ 83.963626][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 83.969186][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 83.974753][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.980358][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.986489][ T21] process_one_work+0x965/0x16a0 [ 83.991559][ T21] ? lock_release+0x800/0x800 [ 83.996219][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 84.001582][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 84.006651][ T21] worker_thread+0x96/0xe10 [ 84.011251][ T21] ? process_one_work+0x16a0/0x16a0 [ 84.016451][ T21] kthread+0x388/0x470 [ 84.020521][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.026372][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.032090][ T21] ret_from_fork+0x24/0x30 [ 84.038068][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 84.047687][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 84.054479][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 84.062913][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.073732][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 84.079804][ T21] Call Trace: [ 84.083118][ T21] dump_stack+0x188/0x20d [ 84.087436][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 84.093192][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 84.098312][ T21] ? __kmalloc+0x62f/0x7a0 [ 84.103368][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 84.110482][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 84.118238][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 84.123562][ T21] ? ext4_ext_release+0x10/0x10 [ 84.128425][ T21] ? __down_timeout+0x2d0/0x2d0 [ 84.133434][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 84.138873][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.144409][ T21] ext4_map_blocks+0x4cb/0x1640 [ 84.149255][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 84.154448][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.160084][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.165716][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.171696][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 84.177470][ T21] ext4_writepages+0x1ab7/0x3400 [ 84.182603][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 84.188417][ T21] ? __lock_acquire+0x2224/0x48a0 [ 84.193443][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 84.199554][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 84.206941][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 84.212683][ T21] ? do_writepages+0xfa/0x2a0 [ 84.217347][ T21] do_writepages+0xfa/0x2a0 [ 84.222342][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 84.228747][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.234303][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.241270][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.247847][ T21] ? lock_downgrade+0x840/0x840 [ 84.252910][ T21] __writeback_single_inode+0x12a/0x1410 [ 84.258731][ T21] ? _raw_spin_unlock+0x24/0x40 [ 84.263624][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 84.269620][ T21] writeback_sb_inodes+0x515/0xdd0 [ 84.274724][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 84.280625][ T21] __writeback_inodes_wb+0xc3/0x250 [ 84.285806][ T21] wb_writeback+0x910/0xd90 [ 84.290303][ T21] ? print_usage_bug+0x240/0x240 [ 84.295239][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 84.301549][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 84.307427][ T21] ? cpumask_next+0x3c/0x40 [ 84.313158][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 84.318343][ T21] wb_workfn+0xadf/0x10d0 [ 84.323003][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 84.328593][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.334228][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.341322][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.347292][ T21] process_one_work+0x965/0x16a0 [ 84.352233][ T21] ? lock_release+0x800/0x800 [ 84.357287][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 84.363476][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 84.368438][ T21] worker_thread+0x96/0xe10 [ 84.372937][ T21] ? process_one_work+0x16a0/0x16a0 [ 84.378148][ T21] kthread+0x388/0x470 [ 84.382435][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.388139][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.393856][ T21] ret_from_fork+0x24/0x30 [ 84.401791][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 84.411448][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 84.417463][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 84.425353][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.435525][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 84.441576][ T21] Call Trace: [ 84.444871][ T21] dump_stack+0x188/0x20d [ 84.449200][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 84.455278][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 84.463596][ T21] ? __kmalloc+0x62f/0x7a0 [ 84.468027][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 84.473535][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 84.479279][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 84.484699][ T21] ? ext4_ext_release+0x10/0x10 [ 84.489544][ T21] ? __down_timeout+0x2d0/0x2d0 [ 84.494375][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 84.499912][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.505991][ T21] ext4_map_blocks+0x4cb/0x1640 [ 84.511108][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 84.516453][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.521912][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.527452][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.533409][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 84.538996][ T21] ext4_writepages+0x1ab7/0x3400 [ 84.544040][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 84.549677][ T21] ? __lock_acquire+0x2224/0x48a0 [ 84.555151][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 84.561283][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 84.567267][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 84.573167][ T21] ? do_writepages+0xfa/0x2a0 [ 84.577961][ T21] do_writepages+0xfa/0x2a0 [ 84.582679][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 84.588482][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.594097][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.599639][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.605600][ T21] ? lock_downgrade+0x840/0x840 [ 84.610447][ T21] __writeback_single_inode+0x12a/0x1410 [ 84.616058][ T21] ? _raw_spin_unlock+0x24/0x40 [ 84.620887][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 84.626862][ T21] writeback_sb_inodes+0x515/0xdd0 [ 84.631968][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 84.637851][ T21] __writeback_inodes_wb+0xc3/0x250 [ 84.643033][ T21] wb_writeback+0x910/0xd90 [ 84.647523][ T21] ? print_usage_bug+0x240/0x240 [ 84.652538][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 84.658848][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 84.664748][ T21] ? cpumask_next+0x3c/0x40 [ 84.669260][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 84.674476][ T21] wb_workfn+0xadf/0x10d0 [ 84.678803][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 84.684449][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 84.689914][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.696011][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 84.701981][ T21] process_one_work+0x965/0x16a0 [ 84.706928][ T21] ? lock_release+0x800/0x800 [ 84.711610][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 84.716964][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 84.721900][ T21] worker_thread+0x96/0xe10 [ 84.726388][ T21] ? process_one_work+0x16a0/0x16a0 [ 84.731592][ T21] kthread+0x388/0x470 [ 84.735647][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.741362][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 84.747080][ T21] ret_from_fork+0x24/0x30 [ 89.797109][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 89.807240][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 89.813201][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 89.821481][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.831737][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 89.837704][ T21] Call Trace: [ 89.840990][ T21] dump_stack+0x188/0x20d [ 89.845302][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 89.850915][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 89.856014][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 89.862767][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 89.869217][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 89.874513][ T21] ? ext4_ext_release+0x10/0x10 [ 89.879378][ T21] ? __down_timeout+0x2d0/0x2d0 [ 89.884226][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 89.889679][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 89.895146][ T21] ext4_map_blocks+0x4cb/0x1640 [ 89.900022][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 89.905229][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 89.910687][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.916218][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 89.922196][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 89.927727][ T21] ext4_writepages+0x1ab7/0x3400 [ 89.932694][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 89.938316][ T21] ? __lock_acquire+0x2224/0x48a0 [ 89.943432][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 89.949391][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 89.955366][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 89.961591][ T21] ? do_writepages+0xfa/0x2a0 [ 89.966270][ T21] do_writepages+0xfa/0x2a0 [ 89.970771][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 89.976380][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 89.981845][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.987369][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 89.994037][ T21] ? lock_downgrade+0x840/0x840 [ 89.998907][ T21] __writeback_single_inode+0x12a/0x1410 [ 90.004631][ T21] ? _raw_spin_unlock+0x24/0x40 [ 90.009482][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 90.015473][ T21] writeback_sb_inodes+0x515/0xdd0 [ 90.020580][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 90.026496][ T21] __writeback_inodes_wb+0xc3/0x250 [ 90.031831][ T21] wb_writeback+0x910/0xd90 [ 90.036456][ T21] ? print_usage_bug+0x240/0x240 [ 90.041403][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 90.047709][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 90.053581][ T21] ? cpumask_next+0x3c/0x40 [ 90.058083][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 90.063277][ T21] wb_workfn+0xadf/0x10d0 [ 90.067610][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 90.073174][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.078754][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.084304][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.090276][ T21] process_one_work+0x965/0x16a0 [ 90.095221][ T21] ? lock_release+0x800/0x800 [ 90.099907][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 90.105281][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 90.110204][ T21] worker_thread+0x96/0xe10 [ 90.114735][ T21] ? process_one_work+0x16a0/0x16a0 [ 90.119926][ T21] kthread+0x388/0x470 [ 90.123990][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.129690][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.135436][ T21] ret_from_fork+0x24/0x30 [ 90.156172][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 90.165633][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 90.171657][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 90.179565][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.189621][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 90.195624][ T21] Call Trace: [ 90.198908][ T21] dump_stack+0x188/0x20d [ 90.203225][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 90.208854][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 90.213980][ T21] ? __kmalloc+0x62f/0x7a0 [ 90.218383][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 90.223818][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 90.229648][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 90.234959][ T21] ? ext4_ext_release+0x10/0x10 [ 90.239828][ T21] ? __down_timeout+0x2d0/0x2d0 [ 90.244665][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 90.250106][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.255568][ T21] ext4_map_blocks+0x4cb/0x1640 [ 90.260563][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 90.265750][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.271347][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.276991][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.283100][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 90.288671][ T21] ext4_writepages+0x1ab7/0x3400 [ 90.294854][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 90.300492][ T21] ? __lock_acquire+0x2224/0x48a0 [ 90.305533][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 90.312259][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 90.318346][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 90.323983][ T21] ? do_writepages+0xfa/0x2a0 [ 90.328645][ T21] do_writepages+0xfa/0x2a0 [ 90.333311][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 90.339462][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.344927][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.350471][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.356652][ T21] ? lock_downgrade+0x840/0x840 [ 90.361501][ T21] __writeback_single_inode+0x12a/0x1410 [ 90.367121][ T21] ? _raw_spin_unlock+0x24/0x40 [ 90.371981][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 90.377956][ T21] writeback_sb_inodes+0x515/0xdd0 [ 90.383059][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 90.388986][ T21] __writeback_inodes_wb+0xc3/0x250 [ 90.394323][ T21] wb_writeback+0x910/0xd90 [ 90.398840][ T21] ? print_usage_bug+0x240/0x240 [ 90.403790][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 90.410143][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 90.416023][ T21] ? cpumask_next+0x3c/0x40 [ 90.420727][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 90.425908][ T21] wb_workfn+0xadf/0x10d0 [ 90.430437][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 90.435988][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.441607][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.447582][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.453553][ T21] process_one_work+0x965/0x16a0 [ 90.458479][ T21] ? lock_release+0x800/0x800 [ 90.463685][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 90.469038][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 90.473972][ T21] worker_thread+0x96/0xe10 [ 90.478675][ T21] ? process_one_work+0x16a0/0x16a0 [ 90.483887][ T21] kthread+0x388/0x470 [ 90.487956][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.493827][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.499541][ T21] ret_from_fork+0x24/0x30 [ 90.505304][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 90.514853][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 90.521001][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 90.528897][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.539834][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 90.545797][ T21] Call Trace: [ 90.549079][ T21] dump_stack+0x188/0x20d [ 90.553493][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 90.559142][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 90.564328][ T21] ? __kmalloc+0x62f/0x7a0 [ 90.568838][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 90.574306][ T21] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 90.580031][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 90.585340][ T21] ? ext4_ext_release+0x10/0x10 [ 90.590187][ T21] ? __down_timeout+0x2d0/0x2d0 [ 90.596074][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 90.601725][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.607271][ T21] ext4_map_blocks+0x4cb/0x1640 [ 90.612125][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 90.617439][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.622889][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.629376][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.635413][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 90.640908][ T21] ext4_writepages+0x1ab7/0x3400 [ 90.645917][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 90.651584][ T21] ? __lock_acquire+0x2224/0x48a0 [ 90.656789][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 90.662858][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 90.668823][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 90.674534][ T21] ? do_writepages+0xfa/0x2a0 [ 90.679209][ T21] do_writepages+0xfa/0x2a0 [ 90.683731][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 90.689443][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.695968][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.701666][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.707918][ T21] ? lock_downgrade+0x840/0x840 [ 90.713065][ T21] __writeback_single_inode+0x12a/0x1410 [ 90.718710][ T21] ? _raw_spin_unlock+0x24/0x40 [ 90.723685][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 90.730517][ T21] writeback_sb_inodes+0x515/0xdd0 [ 90.735835][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 90.741931][ T21] __writeback_inodes_wb+0xc3/0x250 [ 90.747131][ T21] wb_writeback+0x910/0xd90 [ 90.751746][ T21] ? print_usage_bug+0x240/0x240 [ 90.756691][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 90.763143][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 90.769075][ T21] ? cpumask_next+0x3c/0x40 [ 90.773649][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 90.778860][ T21] wb_workfn+0xadf/0x10d0 [ 90.783412][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 90.789501][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 90.794955][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.800706][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.806688][ T21] process_one_work+0x965/0x16a0 [ 90.811625][ T21] ? lock_release+0x800/0x800 [ 90.816302][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 90.821826][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 90.826781][ T21] worker_thread+0x96/0xe10 [ 90.831294][ T21] ? process_one_work+0x16a0/0x16a0 [ 90.836480][ T21] kthread+0x388/0x470 [ 90.840553][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.846274][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 90.852043][ T21] ret_from_fork+0x24/0x30 [ 116.037167][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 116.046261][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 116.052885][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 116.060877][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.071503][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 116.077486][ T21] Call Trace: [ 116.080931][ T21] dump_stack+0x188/0x20d [ 116.085399][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 116.091027][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 116.096264][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 116.101718][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 116.107863][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 116.113521][ T21] ? ext4_ext_release+0x10/0x10 [ 116.118408][ T21] ? __down_timeout+0x2d0/0x2d0 [ 116.124296][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 116.131016][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.136464][ T21] ext4_map_blocks+0x4cb/0x1640 [ 116.141562][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 116.146752][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.152207][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.157771][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.163993][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 116.169552][ T21] ext4_writepages+0x1ab7/0x3400 [ 116.174695][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.180521][ T21] ? __lock_acquire+0x2224/0x48a0 [ 116.185553][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 116.191744][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 116.198069][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.204052][ T21] ? do_writepages+0xfa/0x2a0 [ 116.208726][ T21] do_writepages+0xfa/0x2a0 [ 116.213648][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 116.219286][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.224749][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.230377][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.236364][ T21] ? lock_downgrade+0x840/0x840 [ 116.241438][ T21] __writeback_single_inode+0x12a/0x1410 [ 116.247099][ T21] ? _raw_spin_unlock+0x24/0x40 [ 116.252605][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 116.258578][ T21] writeback_sb_inodes+0x515/0xdd0 [ 116.264310][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 116.270207][ T21] __writeback_inodes_wb+0xc3/0x250 [ 116.275425][ T21] wb_writeback+0x910/0xd90 [ 116.279946][ T21] ? print_usage_bug+0x240/0x240 [ 116.285117][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 116.291720][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 116.297627][ T21] ? cpumask_next+0x3c/0x40 [ 116.302306][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 116.307522][ T21] wb_workfn+0xadf/0x10d0 [ 116.311937][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 116.317473][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.322912][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.328981][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.335331][ T21] process_one_work+0x965/0x16a0 [ 116.340279][ T21] ? lock_release+0x800/0x800 [ 116.344939][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 116.350304][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 116.355226][ T21] worker_thread+0x96/0xe10 [ 116.361821][ T21] ? process_one_work+0x16a0/0x16a0 [ 116.367190][ T21] kthread+0x388/0x470 [ 116.371242][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 116.376974][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 116.382691][ T21] ret_from_fork+0x24/0x30 [ 116.388665][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 116.398718][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 116.404723][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 116.412620][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.422753][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 116.428896][ T21] Call Trace: [ 116.433056][ T21] dump_stack+0x188/0x20d [ 116.437523][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 116.444171][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 116.449384][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 116.455126][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 116.461304][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 116.466768][ T21] ? ext4_ext_release+0x10/0x10 [ 116.471623][ T21] ? __down_timeout+0x2d0/0x2d0 [ 116.476563][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 116.482222][ T21] ext4_map_blocks+0x4cb/0x1640 [ 116.487353][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 116.492566][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.498226][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.504011][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.510076][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 116.515795][ T21] ext4_writepages+0x1ab7/0x3400 [ 116.521029][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.526997][ T21] ? __lock_acquire+0x2224/0x48a0 [ 116.532032][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 116.538028][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.543759][ T21] ? do_writepages+0xfa/0x2a0 [ 116.548505][ T21] do_writepages+0xfa/0x2a0 [ 116.553080][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 116.558703][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.564173][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.569712][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.575673][ T21] ? lock_downgrade+0x840/0x840 [ 116.580607][ T21] __writeback_single_inode+0x12a/0x1410 [ 116.586755][ T21] ? _raw_spin_unlock+0x24/0x40 [ 116.591596][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 116.597597][ T21] writeback_sb_inodes+0x515/0xdd0 [ 116.602703][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 116.608775][ T21] __writeback_inodes_wb+0xc3/0x250 [ 116.614264][ T21] wb_writeback+0x910/0xd90 [ 116.618843][ T21] ? print_usage_bug+0x240/0x240 [ 116.624441][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 116.630770][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 116.636667][ T21] ? cpumask_next+0x3c/0x40 [ 116.641168][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 116.646349][ T21] wb_workfn+0xadf/0x10d0 [ 116.650674][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 116.656633][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.662078][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.667638][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.673849][ T21] process_one_work+0x965/0x16a0 [ 116.679061][ T21] ? lock_release+0x800/0x800 [ 116.684073][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 116.689631][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 116.694569][ T21] worker_thread+0x96/0xe10 [ 116.699063][ T21] ? process_one_work+0x16a0/0x16a0 [ 116.704330][ T21] kthread+0x388/0x470 [ 116.708478][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 116.714288][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 116.720461][ T21] ret_from_fork+0x24/0x30 [ 116.727134][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 116.736183][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 116.742224][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 116.750135][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.760196][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 116.766163][ T21] Call Trace: [ 116.769439][ T21] dump_stack+0x188/0x20d [ 116.773761][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 116.779408][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 116.784517][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 116.789995][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 116.796151][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 116.801422][ T21] ? ext4_ext_release+0x10/0x10 [ 116.806279][ T21] ? __down_timeout+0x2d0/0x2d0 [ 116.811115][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 116.817065][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.822538][ T21] ext4_map_blocks+0x4cb/0x1640 [ 116.827511][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 116.832712][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.838434][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.843980][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.849946][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 116.855493][ T21] ext4_writepages+0x1ab7/0x3400 [ 116.860438][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.866058][ T21] ? __lock_acquire+0x2224/0x48a0 [ 116.871286][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 116.877523][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 116.883498][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 116.889107][ T21] ? do_writepages+0xfa/0x2a0 [ 116.893762][ T21] do_writepages+0xfa/0x2a0 [ 116.898261][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 116.903895][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 116.909350][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.915000][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 116.921336][ T21] ? lock_downgrade+0x840/0x840 [ 116.926213][ T21] __writeback_single_inode+0x12a/0x1410 [ 116.932313][ T21] ? _raw_spin_unlock+0x24/0x40 [ 116.937241][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 116.943202][ T21] writeback_sb_inodes+0x515/0xdd0 [ 116.948310][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 116.954193][ T21] __writeback_inodes_wb+0xc3/0x250 [ 116.959374][ T21] wb_writeback+0x910/0xd90 [ 116.963870][ T21] ? print_usage_bug+0x240/0x240 [ 116.968803][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 116.975132][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 116.981103][ T21] ? cpumask_next+0x3c/0x40 [ 116.985612][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 116.991136][ T21] wb_workfn+0xadf/0x10d0 [ 116.995591][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 117.001134][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.006721][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.012298][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.018280][ T21] process_one_work+0x965/0x16a0 [ 117.023208][ T21] ? lock_release+0x800/0x800 [ 117.027882][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 117.033242][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 117.038161][ T21] worker_thread+0x96/0xe10 [ 117.042660][ T21] ? process_one_work+0x16a0/0x16a0 [ 117.047839][ T21] kthread+0x388/0x470 [ 117.051884][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.057590][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.063288][ T21] ret_from_fork+0x24/0x30 [ 117.069183][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 117.078435][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 117.084364][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 117.092254][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.102783][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 117.108841][ T21] Call Trace: [ 117.112129][ T21] dump_stack+0x188/0x20d [ 117.116465][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 117.122297][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 117.127504][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 117.133470][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 117.139615][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 117.144890][ T21] ? ext4_ext_release+0x10/0x10 [ 117.149930][ T21] ? __down_timeout+0x2d0/0x2d0 [ 117.155015][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 117.160509][ T21] ext4_map_blocks+0x4cb/0x1640 [ 117.165422][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 117.170601][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.176054][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.181676][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.187633][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 117.193071][ T21] ext4_writepages+0x1ab7/0x3400 [ 117.198000][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 117.204443][ T21] ? __lock_acquire+0x2224/0x48a0 [ 117.211145][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 117.217115][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 117.222758][ T21] ? do_writepages+0xfa/0x2a0 [ 117.227413][ T21] do_writepages+0xfa/0x2a0 [ 117.231903][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 117.237524][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.242977][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.248529][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.256746][ T21] ? lock_downgrade+0x840/0x840 [ 117.261610][ T21] __writeback_single_inode+0x12a/0x1410 [ 117.267225][ T21] ? _raw_spin_unlock+0x24/0x40 [ 117.272076][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 117.278060][ T21] writeback_sb_inodes+0x515/0xdd0 [ 117.287770][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 117.293662][ T21] __writeback_inodes_wb+0xc3/0x250 [ 117.298947][ T21] wb_writeback+0x910/0xd90 [ 117.303451][ T21] ? print_usage_bug+0x240/0x240 [ 117.308383][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 117.314700][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 117.320584][ T21] ? cpumask_next+0x3c/0x40 [ 117.325076][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 117.330267][ T21] wb_workfn+0xadf/0x10d0 [ 117.334580][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 117.340348][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.345880][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.351415][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.357406][ T21] process_one_work+0x965/0x16a0 [ 117.362334][ T21] ? lock_release+0x800/0x800 [ 117.368466][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 117.373838][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 117.378777][ T21] worker_thread+0x96/0xe10 [ 117.383263][ T21] ? process_one_work+0x16a0/0x16a0 [ 117.388439][ T21] kthread+0x388/0x470 [ 117.392659][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.398364][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.404149][ T21] ret_from_fork+0x24/0x30 [ 117.410478][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 117.419804][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 117.426499][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 117.434383][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.444603][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 117.450559][ T21] Call Trace: [ 117.453859][ T21] dump_stack+0x188/0x20d [ 117.458183][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 117.464626][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 117.469946][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 117.475928][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 117.483757][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 117.489067][ T21] ? ext4_ext_release+0x10/0x10 [ 117.493913][ T21] ? __down_timeout+0x2d0/0x2d0 [ 117.498748][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 117.504378][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.509840][ T21] ext4_map_blocks+0x4cb/0x1640 [ 117.514849][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 117.520053][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.525530][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.531447][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.537503][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 117.542981][ T21] ext4_writepages+0x1ab7/0x3400 [ 117.547943][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 117.553589][ T21] ? __lock_acquire+0x2224/0x48a0 [ 117.559057][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 117.565023][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 117.571013][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 117.576732][ T21] ? do_writepages+0xfa/0x2a0 [ 117.581586][ T21] do_writepages+0xfa/0x2a0 [ 117.586090][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 117.591719][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.597178][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.602996][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.608988][ T21] ? lock_downgrade+0x840/0x840 [ 117.614038][ T21] __writeback_single_inode+0x12a/0x1410 [ 117.619675][ T21] ? _raw_spin_unlock+0x24/0x40 [ 117.624892][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 117.630877][ T21] writeback_sb_inodes+0x515/0xdd0 [ 117.636016][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 117.642028][ T21] __writeback_inodes_wb+0xc3/0x250 [ 117.647242][ T21] wb_writeback+0x910/0xd90 [ 117.651730][ T21] ? print_usage_bug+0x240/0x240 [ 117.656647][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 117.663094][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 117.668998][ T21] ? cpumask_next+0x3c/0x40 [ 117.673603][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 117.678810][ T21] wb_workfn+0xadf/0x10d0 [ 117.683135][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 117.689358][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 117.694818][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.700344][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.706324][ T21] process_one_work+0x965/0x16a0 [ 117.711247][ T21] ? lock_release+0x800/0x800 [ 117.715919][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 117.721300][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 117.726229][ T21] worker_thread+0x96/0xe10 [ 117.730723][ T21] ? process_one_work+0x16a0/0x16a0 [ 117.735903][ T21] kthread+0x388/0x470 [ 117.739973][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.745668][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 117.751550][ T21] ret_from_fork+0x24/0x30 [ 127.877202][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 127.886549][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 127.893794][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 127.901700][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.911768][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 127.917766][ T21] Call Trace: [ 127.921088][ T21] dump_stack+0x188/0x20d [ 127.925425][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 127.931069][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 127.936208][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 127.941686][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 127.947840][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 127.953126][ T21] ? ext4_ext_release+0x10/0x10 [ 127.958008][ T21] ? __down_timeout+0x2d0/0x2d0 [ 127.962874][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 127.968497][ T21] ext4_map_blocks+0x4cb/0x1640 [ 127.973379][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 127.978603][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 127.984277][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.989826][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 127.996022][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 128.001492][ T21] ext4_writepages+0x1ab7/0x3400 [ 128.006447][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.012847][ T21] ? __lock_acquire+0x2224/0x48a0 [ 128.017889][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 128.023870][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.029501][ T21] ? do_writepages+0xfa/0x2a0 [ 128.034158][ T21] do_writepages+0xfa/0x2a0 [ 128.038666][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 128.044330][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.049902][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.055540][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.061505][ T21] ? lock_downgrade+0x840/0x840 [ 128.066710][ T21] __writeback_single_inode+0x12a/0x1410 [ 128.072459][ T21] ? _raw_spin_unlock+0x24/0x40 [ 128.077577][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 128.083816][ T21] writeback_sb_inodes+0x515/0xdd0 [ 128.089116][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 128.095021][ T21] __writeback_inodes_wb+0xc3/0x250 [ 128.100225][ T21] wb_writeback+0x910/0xd90 [ 128.104737][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 128.111165][ T21] ? cpumask_next+0x3c/0x40 [ 128.115675][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 128.120861][ T21] wb_workfn+0x9d8/0x10d0 [ 128.125180][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 128.130750][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.136203][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.141739][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.148363][ T21] process_one_work+0x965/0x16a0 [ 128.153386][ T21] ? lock_release+0x800/0x800 [ 128.158224][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 128.163610][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 128.168550][ T21] worker_thread+0x96/0xe10 [ 128.173044][ T21] ? process_one_work+0x16a0/0x16a0 [ 128.178287][ T21] kthread+0x388/0x470 [ 128.182512][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.188375][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.194187][ T21] ret_from_fork+0x24/0x30 [ 128.201049][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 128.210245][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 128.216865][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 128.225830][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.236003][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 128.242143][ T21] Call Trace: [ 128.245432][ T21] dump_stack+0x188/0x20d [ 128.249761][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 128.255479][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 128.260633][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 128.266091][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 128.272473][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 128.277920][ T21] ? ext4_ext_release+0x10/0x10 [ 128.283844][ T21] ? __down_timeout+0x2d0/0x2d0 [ 128.288887][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 128.294524][ T21] ext4_map_blocks+0x4cb/0x1640 [ 128.299392][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 128.304610][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.310162][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.315718][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.321828][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 128.327274][ T21] ext4_writepages+0x1ab7/0x3400 [ 128.332201][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.337826][ T21] ? __lock_acquire+0x2224/0x48a0 [ 128.342960][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 128.349153][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.354789][ T21] ? do_writepages+0xfa/0x2a0 [ 128.359465][ T21] do_writepages+0xfa/0x2a0 [ 128.363960][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 128.369583][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.375020][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.380573][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.386896][ T21] ? lock_downgrade+0x840/0x840 [ 128.392433][ T21] __writeback_single_inode+0x12a/0x1410 [ 128.398054][ T21] ? _raw_spin_unlock+0x24/0x40 [ 128.402933][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 128.408969][ T21] writeback_sb_inodes+0x515/0xdd0 [ 128.414097][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 128.420019][ T21] __writeback_inodes_wb+0xc3/0x250 [ 128.425220][ T21] wb_writeback+0x910/0xd90 [ 128.429720][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 128.436049][ T21] ? cpumask_next+0x3c/0x40 [ 128.440554][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 128.445832][ T21] wb_workfn+0x9d8/0x10d0 [ 128.450297][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 128.455932][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.461414][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.466953][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.473984][ T21] process_one_work+0x965/0x16a0 [ 128.478910][ T21] ? lock_release+0x800/0x800 [ 128.484535][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 128.489909][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 128.494832][ T21] worker_thread+0x96/0xe10 [ 128.499322][ T21] ? process_one_work+0x16a0/0x16a0 [ 128.504501][ T21] kthread+0x388/0x470 [ 128.508557][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.514347][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.520148][ T21] ret_from_fork+0x24/0x30 [ 128.526254][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 128.535437][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 128.541454][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 128.549603][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.559662][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 128.565716][ T21] Call Trace: [ 128.569003][ T21] dump_stack+0x188/0x20d [ 128.573315][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 128.579022][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 128.584128][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 128.589916][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 128.596136][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 128.601591][ T21] ? ext4_ext_release+0x10/0x10 [ 128.606452][ T21] ? __down_timeout+0x2d0/0x2d0 [ 128.611280][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 128.616732][ T21] ext4_map_blocks+0x4cb/0x1640 [ 128.621572][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 128.630835][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.636286][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.641817][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.647778][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 128.653231][ T21] ext4_writepages+0x1ab7/0x3400 [ 128.658162][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.663789][ T21] ? __lock_acquire+0x2224/0x48a0 [ 128.668804][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 128.674772][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.680396][ T21] ? do_writepages+0xfa/0x2a0 [ 128.685051][ T21] do_writepages+0xfa/0x2a0 [ 128.689566][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 128.695201][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.700670][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.706226][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.712254][ T21] ? lock_downgrade+0x840/0x840 [ 128.717112][ T21] __writeback_single_inode+0x12a/0x1410 [ 128.722748][ T21] ? _raw_spin_unlock+0x24/0x40 [ 128.727607][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 128.733687][ T21] writeback_sb_inodes+0x515/0xdd0 [ 128.738816][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 128.744726][ T21] __writeback_inodes_wb+0xc3/0x250 [ 128.750153][ T21] wb_writeback+0x910/0xd90 [ 128.754673][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 128.761020][ T21] ? cpumask_next+0x3c/0x40 [ 128.765529][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 128.770869][ T21] wb_workfn+0x9d8/0x10d0 [ 128.775234][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 128.780789][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.786267][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.791937][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.798065][ T21] process_one_work+0x965/0x16a0 [ 128.803064][ T21] ? lock_release+0x800/0x800 [ 128.809619][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 128.814987][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 128.819924][ T21] worker_thread+0x96/0xe10 [ 128.824424][ T21] ? process_one_work+0x16a0/0x16a0 [ 128.829801][ T21] kthread+0x388/0x470 [ 128.833872][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.840283][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 128.846091][ T21] ret_from_fork+0x24/0x30 [ 128.851983][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 128.861164][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 128.867157][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 128.875490][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.886603][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 128.892669][ T21] Call Trace: [ 128.895964][ T21] dump_stack+0x188/0x20d [ 128.900587][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 128.906218][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 128.911338][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 128.916797][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 128.923050][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 128.928422][ T21] ? ext4_ext_release+0x10/0x10 [ 128.933267][ T21] ? __down_timeout+0x2d0/0x2d0 [ 128.938099][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 128.943543][ T21] ext4_map_blocks+0x4cb/0x1640 [ 128.948378][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 128.953570][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 128.959113][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.964638][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 128.970618][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 128.976404][ T21] ext4_writepages+0x1ab7/0x3400 [ 128.981397][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 128.987042][ T21] ? __lock_acquire+0x2224/0x48a0 [ 128.992348][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 128.998328][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 129.003968][ T21] ? do_writepages+0xfa/0x2a0 [ 129.008732][ T21] do_writepages+0xfa/0x2a0 [ 129.013246][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 129.018882][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.024550][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.030100][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.036067][ T21] ? lock_downgrade+0x840/0x840 [ 129.041052][ T21] __writeback_single_inode+0x12a/0x1410 [ 129.046793][ T21] ? _raw_spin_unlock+0x24/0x40 [ 129.051773][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 129.057770][ T21] writeback_sb_inodes+0x515/0xdd0 [ 129.062880][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 129.068981][ T21] __writeback_inodes_wb+0xc3/0x250 [ 129.074196][ T21] wb_writeback+0x910/0xd90 [ 129.079033][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 129.085541][ T21] ? cpumask_next+0x3c/0x40 [ 129.090165][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 129.095353][ T21] wb_workfn+0x9d8/0x10d0 [ 129.099845][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 129.105391][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.111001][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.116741][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.122816][ T21] process_one_work+0x965/0x16a0 [ 129.127743][ T21] ? lock_release+0x800/0x800 [ 129.132473][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 129.137872][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 129.142799][ T21] worker_thread+0x96/0xe10 [ 129.147288][ T21] ? process_one_work+0x16a0/0x16a0 [ 129.152483][ T21] kthread+0x388/0x470 [ 129.157238][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.163070][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.168792][ T21] ret_from_fork+0x24/0x30 [ 129.175275][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 129.184545][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 129.190652][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 129.198547][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.208806][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 129.214792][ T21] Call Trace: [ 129.218114][ T21] dump_stack+0x188/0x20d [ 129.222588][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 129.228212][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 129.233312][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 129.238793][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 129.244934][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 129.250350][ T21] ? ext4_ext_release+0x10/0x10 [ 129.255473][ T21] ? __down_timeout+0x2d0/0x2d0 [ 129.260317][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 129.265755][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.271812][ T21] ext4_map_blocks+0x4cb/0x1640 [ 129.277071][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 129.282405][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.287859][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.293396][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.299369][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 129.304808][ T21] ext4_writepages+0x1ab7/0x3400 [ 129.309762][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 129.315375][ T21] ? __lock_acquire+0x2224/0x48a0 [ 129.320431][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 129.326419][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 129.332392][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 129.338267][ T21] ? do_writepages+0xfa/0x2a0 [ 129.343802][ T21] do_writepages+0xfa/0x2a0 [ 129.348289][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 129.353899][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.359429][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.364971][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.370952][ T21] ? lock_downgrade+0x840/0x840 [ 129.375895][ T21] __writeback_single_inode+0x12a/0x1410 [ 129.381743][ T21] ? _raw_spin_unlock+0x24/0x40 [ 129.386722][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 129.392712][ T21] writeback_sb_inodes+0x515/0xdd0 [ 129.397840][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 129.403773][ T21] __writeback_inodes_wb+0xc3/0x250 [ 129.408959][ T21] wb_writeback+0x910/0xd90 [ 129.413452][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 129.419806][ T21] ? cpumask_next+0x3c/0x40 [ 129.424323][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 129.429515][ T21] wb_workfn+0x9d8/0x10d0 [ 129.433866][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 129.439535][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.444995][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.450550][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.456517][ T21] process_one_work+0x965/0x16a0 [ 129.461443][ T21] ? lock_release+0x800/0x800 [ 129.466117][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 129.471471][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 129.476515][ T21] worker_thread+0x96/0xe10 [ 129.481029][ T21] ? process_one_work+0x16a0/0x16a0 [ 129.486215][ T21] kthread+0x388/0x470 [ 129.490282][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.496174][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.501899][ T21] ret_from_fork+0x24/0x30 [ 129.507857][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 129.517067][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 129.522997][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 129.531004][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.541201][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 129.547184][ T21] Call Trace: [ 129.550506][ T21] dump_stack+0x188/0x20d [ 129.554822][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 129.560455][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 129.565557][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 129.571004][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 129.577154][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 129.582460][ T21] ? ext4_ext_release+0x10/0x10 [ 129.587327][ T21] ? __down_timeout+0x2d0/0x2d0 [ 129.592186][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 129.597747][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.603212][ T21] ext4_map_blocks+0x4cb/0x1640 [ 129.608053][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 129.613298][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.618848][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.626513][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.632483][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 129.637946][ T21] ext4_writepages+0x1ab7/0x3400 [ 129.642908][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 129.648553][ T21] ? __lock_acquire+0x2224/0x48a0 [ 129.653587][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 129.659674][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 129.665790][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 129.671415][ T21] ? do_writepages+0xfa/0x2a0 [ 129.676078][ T21] do_writepages+0xfa/0x2a0 [ 129.680588][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 129.686223][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.691682][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.697244][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.703252][ T21] ? lock_downgrade+0x840/0x840 [ 129.708210][ T21] __writeback_single_inode+0x12a/0x1410 [ 129.713933][ T21] ? _raw_spin_unlock+0x24/0x40 [ 129.718795][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 129.724798][ T21] writeback_sb_inodes+0x515/0xdd0 [ 129.729903][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 129.735807][ T21] __writeback_inodes_wb+0xc3/0x250 [ 129.741450][ T21] wb_writeback+0x910/0xd90 [ 129.745941][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 129.752529][ T21] ? cpumask_next+0x3c/0x40 [ 129.757027][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 129.762217][ T21] wb_workfn+0x9d8/0x10d0 [ 129.766703][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 129.772248][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 129.777702][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.783247][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 129.789324][ T21] process_one_work+0x965/0x16a0 [ 129.794265][ T21] ? lock_release+0x800/0x800 [ 129.798943][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 129.804299][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 129.809227][ T21] worker_thread+0x96/0xe10 [ 129.813720][ T21] ? process_one_work+0x16a0/0x16a0 [ 129.818923][ T21] kthread+0x388/0x470 [ 129.823046][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.828784][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 129.834524][ T21] ret_from_fork+0x24/0x30 [ 134.917989][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 134.927353][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 134.933265][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 134.941136][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.951196][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 134.957806][ T21] Call Trace: [ 134.961094][ T21] dump_stack+0x188/0x20d [ 134.965413][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 134.971032][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 134.976370][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 134.981824][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 134.987962][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 134.993258][ T21] ? ext4_ext_release+0x10/0x10 [ 134.998126][ T21] ? __down_timeout+0x2d0/0x2d0 [ 135.002974][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 135.008439][ T21] ext4_map_blocks+0x4cb/0x1640 [ 135.013282][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 135.018478][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 135.023922][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.029466][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 135.035426][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 135.040882][ T21] ext4_writepages+0x1ab7/0x3400 [ 135.045835][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 135.051786][ T21] ? __lock_acquire+0x2224/0x48a0 [ 135.056970][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 135.066098][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 135.073631][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 135.079381][ T21] ? do_writepages+0xfa/0x2a0 [ 135.084069][ T21] do_writepages+0xfa/0x2a0 [ 135.088592][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 135.094234][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 135.099849][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.105397][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 135.111492][ T21] ? lock_downgrade+0x840/0x840 [ 135.116444][ T21] __writeback_single_inode+0x12a/0x1410 [ 135.122076][ T21] ? _raw_spin_unlock+0x24/0x40 [ 135.126927][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 135.132929][ T21] writeback_sb_inodes+0x515/0xdd0 [ 135.138045][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 135.143993][ T21] __writeback_inodes_wb+0xc3/0x250 [ 135.149302][ T21] wb_writeback+0x910/0xd90 [ 135.153804][ T21] ? print_usage_bug+0x240/0x240 [ 135.158745][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 135.165078][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 135.170981][ T21] ? cpumask_next+0x3c/0x40 [ 135.175494][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 135.180956][ T21] wb_workfn+0xadf/0x10d0 [ 135.185280][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 135.190829][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 135.196293][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.201844][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 135.207831][ T21] process_one_work+0x965/0x16a0 [ 135.212756][ T21] ? lock_release+0x800/0x800 [ 135.217434][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 135.222789][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 135.227849][ T21] worker_thread+0x96/0xe10 [ 135.232349][ T21] ? process_one_work+0x16a0/0x16a0 [ 135.237530][ T21] kthread+0x388/0x470 [ 135.241582][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 135.247415][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 135.253148][ T21] ret_from_fork+0x24/0x30 [ 140.837306][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 140.846543][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 140.852630][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 140.860578][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.870648][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 140.876612][ T21] Call Trace: [ 140.879896][ T21] dump_stack+0x188/0x20d [ 140.885006][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 140.890631][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 140.895754][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 140.901223][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 140.907371][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 140.912650][ T21] ? ext4_ext_release+0x10/0x10 [ 140.917505][ T21] ? __down_timeout+0x2d0/0x2d0 [ 140.922334][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 140.927899][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 140.933375][ T21] ext4_map_blocks+0x4cb/0x1640 [ 140.938391][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 140.943573][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 140.949028][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 140.954561][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 140.960708][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 140.966234][ T21] ext4_writepages+0x1ab7/0x3400 [ 140.971175][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 140.976960][ T21] ? __lock_acquire+0x2224/0x48a0 [ 140.981973][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 140.987937][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 140.993910][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 140.999523][ T21] ? do_writepages+0xfa/0x2a0 [ 141.004183][ T21] do_writepages+0xfa/0x2a0 [ 141.008671][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 141.014284][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.019925][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.025446][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.031421][ T21] ? lock_downgrade+0x840/0x840 [ 141.036270][ T21] __writeback_single_inode+0x12a/0x1410 [ 141.041917][ T21] ? _raw_spin_unlock+0x24/0x40 [ 141.046766][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 141.052737][ T21] writeback_sb_inodes+0x515/0xdd0 [ 141.057848][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 141.063732][ T21] __writeback_inodes_wb+0xc3/0x250 [ 141.069357][ T21] wb_writeback+0x910/0xd90 [ 141.073850][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 141.080524][ T21] ? cpumask_next+0x3c/0x40 [ 141.085004][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 141.090183][ T21] wb_workfn+0x9d8/0x10d0 [ 141.094494][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 141.100018][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.105498][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.111041][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.117012][ T21] process_one_work+0x965/0x16a0 [ 141.121959][ T21] ? lock_release+0x800/0x800 [ 141.126617][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 141.131974][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 141.136910][ T21] worker_thread+0x96/0xe10 [ 141.141415][ T21] ? process_one_work+0x16a0/0x16a0 [ 141.146635][ T21] kthread+0x388/0x470 [ 141.150692][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.156399][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.162113][ T21] ret_from_fork+0x24/0x30 [ 141.167664][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 141.176707][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 141.182773][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 141.190684][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.201661][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 141.207641][ T21] Call Trace: [ 141.210949][ T21] dump_stack+0x188/0x20d [ 141.215276][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 141.221798][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 141.227344][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 141.232902][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 141.239054][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 141.244334][ T21] ? ext4_ext_release+0x10/0x10 [ 141.249395][ T21] ? __down_timeout+0x2d0/0x2d0 [ 141.254238][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 141.259700][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.265247][ T21] ext4_map_blocks+0x4cb/0x1640 [ 141.270092][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 141.275268][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.280824][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.286369][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.292345][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 141.297890][ T21] ext4_writepages+0x1ab7/0x3400 [ 141.302998][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.308638][ T21] ? __lock_acquire+0x2224/0x48a0 [ 141.313658][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.319621][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.325627][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.331258][ T21] ? do_writepages+0xfa/0x2a0 [ 141.335923][ T21] do_writepages+0xfa/0x2a0 [ 141.340411][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 141.346124][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.351567][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.357088][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.363057][ T21] ? lock_downgrade+0x840/0x840 [ 141.367888][ T21] __writeback_single_inode+0x12a/0x1410 [ 141.373502][ T21] ? _raw_spin_unlock+0x24/0x40 [ 141.378355][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 141.384464][ T21] writeback_sb_inodes+0x515/0xdd0 [ 141.389575][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 141.395489][ T21] __writeback_inodes_wb+0xc3/0x250 [ 141.400682][ T21] wb_writeback+0x910/0xd90 [ 141.405182][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 141.411515][ T21] ? cpumask_next+0x3c/0x40 [ 141.416003][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 141.421196][ T21] wb_workfn+0x9d8/0x10d0 [ 141.425518][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 141.431145][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.436608][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.442247][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.448227][ T21] process_one_work+0x965/0x16a0 [ 141.453187][ T21] ? lock_release+0x800/0x800 [ 141.457864][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 141.463242][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 141.468255][ T21] worker_thread+0x96/0xe10 [ 141.472779][ T21] ? process_one_work+0x16a0/0x16a0 [ 141.478498][ T21] kthread+0x388/0x470 [ 141.482557][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.488267][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.493974][ T21] ret_from_fork+0x24/0x30 [ 141.499632][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 141.508779][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 141.514774][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 141.522845][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.533828][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 141.539796][ T21] Call Trace: [ 141.543082][ T21] dump_stack+0x188/0x20d [ 141.547409][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 141.553323][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 141.558454][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 141.563909][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 141.570133][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 141.575404][ T21] ? ext4_ext_release+0x10/0x10 [ 141.580257][ T21] ? __down_timeout+0x2d0/0x2d0 [ 141.585084][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 141.590569][ T21] ext4_map_blocks+0x4cb/0x1640 [ 141.597905][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 141.603107][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.608552][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.614078][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.620054][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 141.625503][ T21] ext4_writepages+0x1ab7/0x3400 [ 141.630608][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.636321][ T21] ? __lock_acquire+0x2224/0x48a0 [ 141.641346][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.647310][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.653274][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.659154][ T21] ? do_writepages+0xfa/0x2a0 [ 141.663990][ T21] do_writepages+0xfa/0x2a0 [ 141.668473][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 141.674083][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.679524][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.685045][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.691021][ T21] ? lock_downgrade+0x840/0x840 [ 141.695861][ T21] __writeback_single_inode+0x12a/0x1410 [ 141.701827][ T21] ? _raw_spin_unlock+0x24/0x40 [ 141.706655][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 141.712612][ T21] writeback_sb_inodes+0x515/0xdd0 [ 141.717709][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 141.723750][ T21] __writeback_inodes_wb+0xc3/0x250 [ 141.728986][ T21] wb_writeback+0x910/0xd90 [ 141.733518][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 141.740139][ T21] ? cpumask_next+0x3c/0x40 [ 141.744671][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 141.749867][ T21] wb_workfn+0x9d8/0x10d0 [ 141.754338][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 141.759927][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.765390][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.770926][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.776895][ T21] process_one_work+0x965/0x16a0 [ 141.781909][ T21] ? lock_release+0x800/0x800 [ 141.786582][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 141.791953][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 141.796881][ T21] worker_thread+0x96/0xe10 [ 141.801519][ T21] ? process_one_work+0x16a0/0x16a0 [ 141.806716][ T21] kthread+0x388/0x470 [ 141.810860][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.816777][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 141.822500][ T21] ret_from_fork+0x24/0x30 [ 141.827955][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 141.837076][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 141.843068][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 141.851126][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.861487][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 141.867472][ T21] Call Trace: [ 141.870754][ T21] dump_stack+0x188/0x20d [ 141.875082][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 141.880788][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 141.885905][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 141.891359][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 141.897534][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 141.902816][ T21] ? ext4_ext_release+0x10/0x10 [ 141.907680][ T21] ? __down_timeout+0x2d0/0x2d0 [ 141.912555][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 141.918150][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.923593][ T21] ext4_map_blocks+0x4cb/0x1640 [ 141.928705][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 141.935125][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 141.940588][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.946221][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 141.952185][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 141.957630][ T21] ext4_writepages+0x1ab7/0x3400 [ 141.962594][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.968318][ T21] ? __lock_acquire+0x2224/0x48a0 [ 141.973344][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.979317][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 141.985458][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 141.991157][ T21] ? do_writepages+0xfa/0x2a0 [ 141.995807][ T21] do_writepages+0xfa/0x2a0 [ 142.000293][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 142.007390][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.013618][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.019147][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 142.025381][ T21] ? lock_downgrade+0x840/0x840 [ 142.030280][ T21] __writeback_single_inode+0x12a/0x1410 [ 142.036008][ T21] ? _raw_spin_unlock+0x24/0x40 [ 142.040977][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 142.047161][ T21] writeback_sb_inodes+0x515/0xdd0 [ 142.052300][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 142.058199][ T21] __writeback_inodes_wb+0xc3/0x250 [ 142.063500][ T21] wb_writeback+0x910/0xd90 [ 142.068419][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 142.075119][ T21] ? cpumask_next+0x3c/0x40 [ 142.079984][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 142.085202][ T21] wb_workfn+0x9d8/0x10d0 [ 142.089629][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 142.095457][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.100952][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.106584][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 142.112807][ T21] process_one_work+0x965/0x16a0 [ 142.117751][ T21] ? lock_release+0x800/0x800 [ 142.122425][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 142.127942][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 142.132892][ T21] worker_thread+0x96/0xe10 [ 142.137467][ T21] ? process_one_work+0x16a0/0x16a0 [ 142.142810][ T21] kthread+0x388/0x470 [ 142.146885][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 142.152705][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 142.158419][ T21] ret_from_fork+0x24/0x30 [ 142.163708][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 142.172854][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 142.179135][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 142.187028][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.197355][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 142.203467][ T21] Call Trace: [ 142.206757][ T21] dump_stack+0x188/0x20d [ 142.211081][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 142.216717][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 142.221828][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 142.227379][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 142.233641][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 142.238951][ T21] ? ext4_ext_release+0x10/0x10 [ 142.244223][ T21] ? __down_timeout+0x2d0/0x2d0 [ 142.249172][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 142.254629][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.260073][ T21] ext4_map_blocks+0x4cb/0x1640 [ 142.264907][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 142.270126][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.275609][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.281232][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 142.287331][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 142.292891][ T21] ext4_writepages+0x1ab7/0x3400 [ 142.297834][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 142.303469][ T21] ? __lock_acquire+0x2224/0x48a0 [ 142.308764][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 142.314754][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 142.320749][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 142.326387][ T21] ? do_writepages+0xfa/0x2a0 [ 142.331123][ T21] do_writepages+0xfa/0x2a0 [ 142.335659][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 142.341624][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.347263][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.352815][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 142.358784][ T21] ? lock_downgrade+0x840/0x840 [ 142.363634][ T21] __writeback_single_inode+0x12a/0x1410 [ 142.369286][ T21] ? _raw_spin_unlock+0x24/0x40 [ 142.374123][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 142.380088][ T21] writeback_sb_inodes+0x515/0xdd0 [ 142.385202][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 142.391132][ T21] __writeback_inodes_wb+0xc3/0x250 [ 142.396321][ T21] wb_writeback+0x910/0xd90 [ 142.400918][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 142.407244][ T21] ? cpumask_next+0x3c/0x40 [ 142.411878][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 142.417064][ T21] wb_workfn+0x9d8/0x10d0 [ 142.421486][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 142.427142][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 142.432593][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.438120][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 142.444085][ T21] process_one_work+0x965/0x16a0 [ 142.449011][ T21] ? lock_release+0x800/0x800 [ 142.453768][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 142.459138][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 142.464073][ T21] worker_thread+0x96/0xe10 [ 142.468840][ T21] ? process_one_work+0x16a0/0x16a0 [ 142.474042][ T21] kthread+0x388/0x470 [ 142.478149][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 142.483884][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 142.489595][ T21] ret_from_fork+0x24/0x30 [ 147.557227][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 147.566477][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 147.572550][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 147.580448][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.590501][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 147.596458][ T21] Call Trace: [ 147.599738][ T21] dump_stack+0x188/0x20d [ 147.604060][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 147.609781][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 147.614881][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 147.620335][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 147.626465][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 147.631731][ T21] ? ext4_ext_release+0x10/0x10 [ 147.636929][ T21] ? __down_timeout+0x2d0/0x2d0 [ 147.641765][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 147.647217][ T21] ext4_map_blocks+0x4cb/0x1640 [ 147.652062][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 147.657241][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 147.662693][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 147.668227][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 147.674186][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 147.679622][ T21] ext4_writepages+0x1ab7/0x3400 [ 147.684550][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 147.690189][ T21] ? __lock_acquire+0x2224/0x48a0 [ 147.695218][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 147.701192][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 147.706827][ T21] ? do_writepages+0xfa/0x2a0 [ 147.711491][ T21] do_writepages+0xfa/0x2a0 [ 147.715981][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 147.721621][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 147.727236][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 147.732825][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 147.738799][ T21] ? lock_downgrade+0x840/0x840 [ 147.743636][ T21] __writeback_single_inode+0x12a/0x1410 [ 147.749269][ T21] ? _raw_spin_unlock+0x24/0x40 [ 147.754186][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 147.760172][ T21] writeback_sb_inodes+0x515/0xdd0 [ 147.765286][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 147.771338][ T21] __writeback_inodes_wb+0xc3/0x250 [ 147.776597][ T21] wb_writeback+0x910/0xd90 [ 147.781139][ T21] ? print_usage_bug+0x240/0x240 [ 147.786105][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 147.792433][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 147.798471][ T21] ? cpumask_next+0x3c/0x40 [ 147.802963][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 147.808242][ T21] wb_workfn+0xadf/0x10d0 [ 147.813616][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 147.819154][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 147.824597][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 147.830137][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 147.836235][ T21] process_one_work+0x965/0x16a0 [ 147.841195][ T21] ? lock_release+0x800/0x800 [ 147.845861][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 147.851239][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 147.856185][ T21] worker_thread+0x96/0xe10 [ 147.860687][ T21] ? process_one_work+0x16a0/0x16a0 [ 147.866201][ T21] kthread+0x388/0x470 [ 147.870277][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 147.875990][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 147.881694][ T21] ret_from_fork+0x24/0x30 [ 173.077332][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 173.086646][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 173.092867][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 173.101046][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.111918][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 173.118098][ T21] Call Trace: [ 173.121403][ T21] dump_stack+0x188/0x20d [ 173.125762][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 173.131383][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 173.136672][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 173.142235][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 173.148516][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 173.153894][ T21] ? ext4_ext_release+0x10/0x10 [ 173.158773][ T21] ? __down_timeout+0x2d0/0x2d0 [ 173.163618][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 173.169077][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.174548][ T21] ext4_map_blocks+0x4cb/0x1640 [ 173.179389][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 173.184685][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.190336][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.196410][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.202927][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 173.208580][ T21] ext4_writepages+0x1ab7/0x3400 [ 173.213539][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 173.219182][ T21] ? __lock_acquire+0x2224/0x48a0 [ 173.224378][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 173.230401][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 173.236049][ T21] ? do_writepages+0xfa/0x2a0 [ 173.240806][ T21] do_writepages+0xfa/0x2a0 [ 173.245612][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 173.251451][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.256921][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.262577][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.268809][ T21] ? lock_downgrade+0x840/0x840 [ 173.273757][ T21] __writeback_single_inode+0x12a/0x1410 [ 173.279635][ T21] ? _raw_spin_unlock+0x24/0x40 [ 173.284474][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 173.290456][ T21] writeback_sb_inodes+0x515/0xdd0 [ 173.295587][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 173.301705][ T21] __writeback_inodes_wb+0xc3/0x250 [ 173.306927][ T21] wb_writeback+0x910/0xd90 [ 173.311435][ T21] ? print_usage_bug+0x240/0x240 [ 173.316402][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 173.322752][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 173.328918][ T21] ? cpumask_next+0x3c/0x40 [ 173.333820][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 173.339405][ T21] wb_workfn+0xadf/0x10d0 [ 173.343786][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 173.350019][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.355498][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.361044][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.367013][ T21] process_one_work+0x965/0x16a0 [ 173.372272][ T21] ? lock_release+0x800/0x800 [ 173.378094][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 173.383456][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 173.388769][ T21] worker_thread+0x96/0xe10 [ 173.393545][ T21] ? process_one_work+0x16a0/0x16a0 [ 173.398841][ T21] kthread+0x388/0x470 [ 173.402911][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 173.408622][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 173.414330][ T21] ret_from_fork+0x24/0x30 [ 173.420275][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 173.429434][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 173.435345][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 173.443235][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.453892][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 173.460031][ T21] Call Trace: [ 173.463387][ T21] dump_stack+0x188/0x20d [ 173.467704][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 173.473331][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 173.478450][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 173.484182][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 173.490317][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 173.495587][ T21] ? ext4_ext_release+0x10/0x10 [ 173.500524][ T21] ? __down_timeout+0x2d0/0x2d0 [ 173.505443][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 173.510898][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.516369][ T21] ext4_map_blocks+0x4cb/0x1640 [ 173.521235][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 173.526437][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.531894][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.537509][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.543584][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 173.549057][ T21] ext4_writepages+0x1ab7/0x3400 [ 173.554012][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 173.559660][ T21] ? __lock_acquire+0x2224/0x48a0 [ 173.564688][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 173.570649][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 173.576307][ T21] ? do_writepages+0xfa/0x2a0 [ 173.580979][ T21] do_writepages+0xfa/0x2a0 [ 173.585479][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 173.591111][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.596795][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.602349][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.608362][ T21] ? lock_downgrade+0x840/0x840 [ 173.613713][ T21] __writeback_single_inode+0x12a/0x1410 [ 173.620568][ T21] ? _raw_spin_unlock+0x24/0x40 [ 173.625429][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 173.631420][ T21] writeback_sb_inodes+0x515/0xdd0 [ 173.636526][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 173.642413][ T21] __writeback_inodes_wb+0xc3/0x250 [ 173.647597][ T21] wb_writeback+0x910/0xd90 [ 173.652088][ T21] ? print_usage_bug+0x240/0x240 [ 173.657019][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 173.663511][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 173.669427][ T21] ? cpumask_next+0x3c/0x40 [ 173.674036][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 173.679359][ T21] wb_workfn+0xadf/0x10d0 [ 173.683949][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 173.689588][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 173.695296][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 173.701337][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 173.707335][ T21] process_one_work+0x965/0x16a0 [ 173.712493][ T21] ? lock_release+0x800/0x800 [ 173.717162][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 173.722527][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 173.727738][ T21] worker_thread+0x96/0xe10 [ 173.732242][ T21] ? process_one_work+0x16a0/0x16a0 [ 173.737418][ T21] kthread+0x388/0x470 [ 173.741484][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 173.747194][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 173.753175][ T21] ret_from_fork+0x24/0x30 [ 178.837220][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 178.846307][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 178.852353][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 178.860440][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.870626][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 178.876868][ T21] Call Trace: [ 178.880310][ T21] dump_stack+0x188/0x20d [ 178.884634][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 178.890287][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 178.895411][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 178.901117][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 178.907713][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 178.913077][ T21] ? ext4_ext_release+0x10/0x10 [ 178.917964][ T21] ? __down_timeout+0x2d0/0x2d0 [ 178.923033][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 178.928927][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 178.934917][ T21] ext4_map_blocks+0x4cb/0x1640 [ 178.939763][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 178.944978][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 178.950463][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 178.956030][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 178.962032][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 178.967585][ T21] ext4_writepages+0x1ab7/0x3400 [ 178.972515][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 178.978201][ T21] ? __lock_acquire+0x2224/0x48a0 [ 178.983380][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 178.989684][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 178.995352][ T21] ? do_writepages+0xfa/0x2a0 [ 179.000023][ T21] do_writepages+0xfa/0x2a0 [ 179.004534][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 179.010197][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 179.015661][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 179.021202][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 179.027173][ T21] ? lock_downgrade+0x840/0x840 [ 179.032009][ T21] __writeback_single_inode+0x12a/0x1410 [ 179.037705][ T21] ? _raw_spin_unlock+0x24/0x40 [ 179.042570][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 179.048568][ T21] writeback_sb_inodes+0x515/0xdd0 [ 179.053712][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 179.059628][ T21] __writeback_inodes_wb+0xc3/0x250 [ 179.064821][ T21] wb_writeback+0x910/0xd90 [ 179.069684][ T21] ? print_usage_bug+0x240/0x240 [ 179.074634][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 179.081289][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 179.089173][ T21] ? cpumask_next+0x3c/0x40 [ 179.093701][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 179.098995][ T21] wb_workfn+0xadf/0x10d0 [ 179.103480][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 179.110134][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 179.115591][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 179.121213][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 179.127182][ T21] process_one_work+0x965/0x16a0 [ 179.132106][ T21] ? lock_release+0x800/0x800 [ 179.136805][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 179.142245][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 179.147271][ T21] worker_thread+0x96/0xe10 [ 179.151777][ T21] ? process_one_work+0x16a0/0x16a0 [ 179.156956][ T21] kthread+0x388/0x470 [ 179.161008][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 179.166984][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 179.172810][ T21] ret_from_fork+0x24/0x30 [ 204.357251][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 204.366394][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 204.373030][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 204.381023][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.392204][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 204.398310][ T21] Call Trace: [ 204.401592][ T21] dump_stack+0x188/0x20d [ 204.405932][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 204.411594][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 204.416714][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 204.422161][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 204.428494][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 204.433815][ T21] ? ext4_ext_release+0x10/0x10 [ 204.438682][ T21] ? __down_timeout+0x2d0/0x2d0 [ 204.443515][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 204.448955][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.454503][ T21] ext4_map_blocks+0x4cb/0x1640 [ 204.459518][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 204.464757][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.470223][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.475748][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.481737][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 204.487543][ T21] ext4_writepages+0x1ab7/0x3400 [ 204.492505][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 204.498174][ T21] ? __lock_acquire+0x2224/0x48a0 [ 204.503909][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 204.510157][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 204.516144][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 204.522284][ T21] ? do_writepages+0xfa/0x2a0 [ 204.526955][ T21] do_writepages+0xfa/0x2a0 [ 204.531454][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 204.537165][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.542691][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.548218][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.558361][ T21] ? lock_downgrade+0x840/0x840 [ 204.563193][ T21] __writeback_single_inode+0x12a/0x1410 [ 204.568826][ T21] ? _raw_spin_unlock+0x24/0x40 [ 204.573742][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 204.579707][ T21] writeback_sb_inodes+0x515/0xdd0 [ 204.584822][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 204.590705][ T21] __writeback_inodes_wb+0xc3/0x250 [ 204.595884][ T21] wb_writeback+0x910/0xd90 [ 204.600385][ T21] ? print_usage_bug+0x240/0x240 [ 204.605321][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 204.611629][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 204.617522][ T21] ? cpumask_next+0x3c/0x40 [ 204.622147][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 204.627347][ T21] wb_workfn+0xadf/0x10d0 [ 204.631845][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 204.637391][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.642870][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.648399][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.654362][ T21] process_one_work+0x965/0x16a0 [ 204.659289][ T21] ? lock_release+0x800/0x800 [ 204.663944][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 204.669319][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 204.674501][ T21] worker_thread+0x96/0xe10 [ 204.678992][ T21] ? process_one_work+0x16a0/0x16a0 [ 204.684368][ T21] kthread+0x388/0x470 [ 204.688428][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 204.694144][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 204.699985][ T21] ret_from_fork+0x24/0x30 [ 204.706016][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 204.715355][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 204.721356][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 204.729408][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.739466][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 204.745427][ T21] Call Trace: [ 204.748738][ T21] dump_stack+0x188/0x20d [ 204.753097][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 204.758748][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 204.763862][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 204.769318][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 204.775470][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 204.780754][ T21] ? ext4_ext_release+0x10/0x10 [ 204.785591][ T21] ? __down_timeout+0x2d0/0x2d0 [ 204.790440][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 204.795877][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.801318][ T21] ext4_map_blocks+0x4cb/0x1640 [ 204.806157][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 204.811333][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.816799][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.822339][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.830940][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 204.836391][ T21] ext4_writepages+0x1ab7/0x3400 [ 204.841337][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 204.846960][ T21] ? __lock_acquire+0x2224/0x48a0 [ 204.851972][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 204.857934][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 204.863921][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 204.869542][ T21] ? do_writepages+0xfa/0x2a0 [ 204.874197][ T21] do_writepages+0xfa/0x2a0 [ 204.878695][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 204.884305][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.889746][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.895268][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.901230][ T21] ? lock_downgrade+0x840/0x840 [ 204.906083][ T21] __writeback_single_inode+0x12a/0x1410 [ 204.911697][ T21] ? _raw_spin_unlock+0x24/0x40 [ 204.916536][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 204.922502][ T21] writeback_sb_inodes+0x515/0xdd0 [ 204.927774][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 204.933666][ T21] __writeback_inodes_wb+0xc3/0x250 [ 204.938846][ T21] wb_writeback+0x910/0xd90 [ 204.943330][ T21] ? print_usage_bug+0x240/0x240 [ 204.948251][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 204.954558][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 204.960453][ T21] ? cpumask_next+0x3c/0x40 [ 204.964953][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 204.970209][ T21] wb_workfn+0xadf/0x10d0 [ 204.974570][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 204.980118][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 204.985571][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 204.992189][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 204.998160][ T21] process_one_work+0x965/0x16a0 [ 205.003098][ T21] ? lock_release+0x800/0x800 [ 205.007760][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 205.013124][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 205.018053][ T21] worker_thread+0x96/0xe10 [ 205.022551][ T21] ? process_one_work+0x16a0/0x16a0 [ 205.027742][ T21] kthread+0x388/0x470 [ 205.031828][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 205.037564][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 205.043285][ T21] ret_from_fork+0x24/0x30 [ 210.117038][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 210.126100][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 210.132105][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 210.140003][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.150061][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 210.156047][ T21] Call Trace: [ 210.159370][ T21] dump_stack+0x188/0x20d [ 210.163702][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 210.169334][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 210.174436][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 210.179877][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 210.186153][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 210.191457][ T21] ? ext4_ext_release+0x10/0x10 [ 210.196321][ T21] ? __down_timeout+0x2d0/0x2d0 [ 210.201182][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 210.206722][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 210.212189][ T21] ext4_map_blocks+0x4cb/0x1640 [ 210.217028][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 210.222247][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 210.227828][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 210.233389][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 210.239472][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 210.245041][ T21] ext4_writepages+0x1ab7/0x3400 [ 210.249989][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 210.255606][ T21] ? __lock_acquire+0x2224/0x48a0 [ 210.260781][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 210.266816][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 210.272876][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 210.278698][ T21] ? do_writepages+0xfa/0x2a0 [ 210.283369][ T21] do_writepages+0xfa/0x2a0 [ 210.287877][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 210.293502][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 210.298964][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 210.304619][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 210.310802][ T21] ? lock_downgrade+0x840/0x840 [ 210.315636][ T21] __writeback_single_inode+0x12a/0x1410 [ 210.321249][ T21] ? _raw_spin_unlock+0x24/0x40 [ 210.326076][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 210.332035][ T21] writeback_sb_inodes+0x515/0xdd0 [ 210.337141][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 210.343126][ T21] __writeback_inodes_wb+0xc3/0x250 [ 210.348318][ T21] wb_writeback+0x910/0xd90 [ 210.352826][ T21] ? print_usage_bug+0x240/0x240 [ 210.357761][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 210.364175][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 210.370052][ T21] ? cpumask_next+0x3c/0x40 [ 210.374535][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 210.379800][ T21] wb_workfn+0xadf/0x10d0 [ 210.384133][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 210.389655][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 210.395095][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 210.400648][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 210.406696][ T21] process_one_work+0x965/0x16a0 [ 210.411619][ T21] ? lock_release+0x800/0x800 [ 210.416299][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 210.421679][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 210.426757][ T21] worker_thread+0x96/0xe10 [ 210.431277][ T21] ? process_one_work+0x16a0/0x16a0 [ 210.436593][ T21] kthread+0x388/0x470 [ 210.440663][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 210.446377][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 210.452085][ T21] ret_from_fork+0x24/0x30 [ 235.637362][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 235.647584][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 235.653468][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 235.661355][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.671745][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 235.677772][ T21] Call Trace: [ 235.681062][ T21] dump_stack+0x188/0x20d [ 235.685493][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 235.691118][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 235.696236][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 235.701722][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 235.707892][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 235.713183][ T21] ? ext4_ext_release+0x10/0x10 [ 235.718041][ T21] ? __down_timeout+0x2d0/0x2d0 [ 235.722894][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 235.728357][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 235.733904][ T21] ext4_map_blocks+0x4cb/0x1640 [ 235.738938][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 235.744127][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 235.749581][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 235.755123][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 235.761193][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 235.766726][ T21] ext4_writepages+0x1ab7/0x3400 [ 235.771840][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 235.777455][ T21] ? __lock_acquire+0x2224/0x48a0 [ 235.782480][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 235.788505][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 235.794127][ T21] ? do_writepages+0xfa/0x2a0 [ 235.798986][ T21] do_writepages+0xfa/0x2a0 [ 235.803487][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 235.809107][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 235.814550][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 235.821069][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 235.827228][ T21] ? lock_downgrade+0x840/0x840 [ 235.832091][ T21] __writeback_single_inode+0x12a/0x1410 [ 235.837763][ T21] ? _raw_spin_unlock+0x24/0x40 [ 235.842641][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 235.848692][ T21] writeback_sb_inodes+0x515/0xdd0 [ 235.853803][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 235.859706][ T21] __writeback_inodes_wb+0xc3/0x250 [ 235.864886][ T21] wb_writeback+0x910/0xd90 [ 235.869387][ T21] ? print_usage_bug+0x240/0x240 [ 235.874304][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 235.880612][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 235.886539][ T21] ? cpumask_next+0x3c/0x40 [ 235.891036][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 235.896254][ T21] wb_workfn+0xadf/0x10d0 [ 235.900572][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 235.906114][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 235.911582][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 235.917137][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 235.923148][ T21] process_one_work+0x965/0x16a0 [ 235.928092][ T21] ? lock_release+0x800/0x800 [ 235.932765][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 235.938120][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 235.943067][ T21] worker_thread+0x96/0xe10 [ 235.947565][ T21] ? process_one_work+0x16a0/0x16a0 [ 235.952745][ T21] kthread+0x388/0x470 [ 235.956802][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 235.962555][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 235.968279][ T21] ret_from_fork+0x24/0x30 [ 235.975599][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 235.984808][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 235.990878][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 235.998769][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.008910][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 236.014887][ T21] Call Trace: [ 236.018691][ T21] dump_stack+0x188/0x20d [ 236.023030][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 236.028779][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 236.033938][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 236.039605][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 236.045793][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 236.051080][ T21] ? ext4_ext_release+0x10/0x10 [ 236.056000][ T21] ? __down_timeout+0x2d0/0x2d0 [ 236.061034][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 236.066478][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 236.071925][ T21] ext4_map_blocks+0x4cb/0x1640 [ 236.076771][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 236.082086][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 236.087739][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 236.093381][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 236.099479][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 236.104952][ T21] ext4_writepages+0x1ab7/0x3400 [ 236.109907][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 236.115549][ T21] ? __lock_acquire+0x2224/0x48a0 [ 236.120581][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 236.126563][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 236.132286][ T21] ? do_writepages+0xfa/0x2a0 [ 236.136944][ T21] do_writepages+0xfa/0x2a0 [ 236.141749][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 236.147374][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 236.152829][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 236.158454][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 236.164612][ T21] ? lock_downgrade+0x840/0x840 [ 236.169857][ T21] __writeback_single_inode+0x12a/0x1410 [ 236.175481][ T21] ? _raw_spin_unlock+0x24/0x40 [ 236.180443][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 236.186422][ T21] writeback_sb_inodes+0x515/0xdd0 [ 236.191612][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 236.197652][ T21] __writeback_inodes_wb+0xc3/0x250 [ 236.202865][ T21] wb_writeback+0x910/0xd90 [ 236.207373][ T21] ? print_usage_bug+0x240/0x240 [ 236.212313][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 236.218737][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 236.224616][ T21] ? cpumask_next+0x3c/0x40 [ 236.229234][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 236.234601][ T21] wb_workfn+0xadf/0x10d0 [ 236.239027][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 236.244561][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 236.250013][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 236.255640][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 236.261842][ T21] process_one_work+0x965/0x16a0 [ 236.266894][ T21] ? lock_release+0x800/0x800 [ 236.271572][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 236.276951][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 236.281921][ T21] worker_thread+0x96/0xe10 [ 236.286773][ T21] ? process_one_work+0x16a0/0x16a0 [ 236.292398][ T21] kthread+0x388/0x470 [ 236.296547][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 236.302417][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 236.308670][ T21] ret_from_fork+0x24/0x30 [ 241.318230][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 241.327375][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 241.333267][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 241.341149][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.351209][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 241.357169][ T21] Call Trace: [ 241.360483][ T21] dump_stack+0x188/0x20d [ 241.364825][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 241.370453][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 241.375559][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 241.381000][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 241.387147][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 241.392434][ T21] ? ext4_ext_release+0x10/0x10 [ 241.397395][ T21] ? __down_timeout+0x2d0/0x2d0 [ 241.402351][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 241.407807][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 241.413436][ T21] ext4_map_blocks+0x4cb/0x1640 [ 241.418317][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 241.423618][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 241.429079][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 241.434620][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 241.440697][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 241.446183][ T21] ext4_writepages+0x1ab7/0x3400 [ 241.451143][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 241.456853][ T21] ? __lock_acquire+0x2224/0x48a0 [ 241.462489][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 241.468469][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 241.474184][ T21] ? do_writepages+0xfa/0x2a0 [ 241.478931][ T21] do_writepages+0xfa/0x2a0 [ 241.483426][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 241.489127][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 241.494567][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 241.500541][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 241.506495][ T21] ? lock_downgrade+0x840/0x840 [ 241.511346][ T21] __writeback_single_inode+0x12a/0x1410 [ 241.517133][ T21] ? _raw_spin_unlock+0x24/0x40 [ 241.522075][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 241.528231][ T21] writeback_sb_inodes+0x515/0xdd0 [ 241.533355][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 241.539286][ T21] __writeback_inodes_wb+0xc3/0x250 [ 241.544499][ T21] wb_writeback+0x910/0xd90 [ 241.548991][ T21] ? print_usage_bug+0x240/0x240 [ 241.554027][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 241.560429][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 241.566322][ T21] ? cpumask_next+0x3c/0x40 [ 241.570850][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 241.576175][ T21] wb_workfn+0xadf/0x10d0 [ 241.580521][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 241.586351][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 241.592163][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 241.597798][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 241.603771][ T21] process_one_work+0x965/0x16a0 [ 241.608799][ T21] ? lock_release+0x800/0x800 [ 241.613481][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 241.619028][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 241.623978][ T21] worker_thread+0x96/0xe10 [ 241.628494][ T21] ? process_one_work+0x16a0/0x16a0 [ 241.633732][ T21] kthread+0x388/0x470 [ 241.637932][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 241.644341][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 241.650362][ T21] ret_from_fork+0x24/0x30 [ 266.837468][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 266.849493][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 266.855393][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 266.863275][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.873329][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 266.879632][ T21] Call Trace: [ 266.882934][ T21] dump_stack+0x188/0x20d [ 266.887257][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 266.892894][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 266.898033][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 266.903692][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 266.909854][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 266.915135][ T21] ? ext4_ext_release+0x10/0x10 [ 266.919973][ T21] ? __down_timeout+0x2d0/0x2d0 [ 266.924816][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 266.930429][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 266.936899][ T21] ext4_map_blocks+0x4cb/0x1640 [ 266.941882][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 266.947106][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 266.952559][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 266.959130][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 266.965177][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 266.970662][ T21] ext4_writepages+0x1ab7/0x3400 [ 266.975771][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 266.981386][ T21] ? __lock_acquire+0x2224/0x48a0 [ 266.986400][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 266.992377][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 266.998096][ T21] ? do_writepages+0xfa/0x2a0 [ 267.002774][ T21] do_writepages+0xfa/0x2a0 [ 267.007279][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 267.012959][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.018407][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 267.023931][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 267.029894][ T21] ? lock_downgrade+0x840/0x840 [ 267.034731][ T21] __writeback_single_inode+0x12a/0x1410 [ 267.040483][ T21] ? _raw_spin_unlock+0x24/0x40 [ 267.045321][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 267.051424][ T21] writeback_sb_inodes+0x515/0xdd0 [ 267.056539][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 267.062451][ T21] __writeback_inodes_wb+0xc3/0x250 [ 267.067741][ T21] wb_writeback+0x910/0xd90 [ 267.072243][ T21] ? print_usage_bug+0x240/0x240 [ 267.077523][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 267.083863][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 267.089772][ T21] ? cpumask_next+0x3c/0x40 [ 267.094267][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 267.099451][ T21] wb_workfn+0xadf/0x10d0 [ 267.103796][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 267.109341][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.114904][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 267.120463][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 267.126556][ T21] process_one_work+0x965/0x16a0 [ 267.131713][ T21] ? lock_release+0x800/0x800 [ 267.136416][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 267.142046][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 267.146990][ T21] worker_thread+0x96/0xe10 [ 267.151494][ T21] ? process_one_work+0x16a0/0x16a0 [ 267.156818][ T21] kthread+0x388/0x470 [ 267.160901][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 267.166614][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 267.172803][ T21] ret_from_fork+0x24/0x30 [ 267.194329][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 267.204155][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 267.210781][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 267.218821][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.228965][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 267.235985][ T21] Call Trace: [ 267.239273][ T21] dump_stack+0x188/0x20d [ 267.243590][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 267.249420][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 267.254732][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 267.260201][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 267.266367][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 267.271661][ T21] ? ext4_ext_release+0x10/0x10 [ 267.276531][ T21] ? __down_timeout+0x2d0/0x2d0 [ 267.281502][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 267.287017][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.292922][ T21] ext4_map_blocks+0x4cb/0x1640 [ 267.297880][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 267.303104][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.308603][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 267.316142][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 267.322123][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 267.327573][ T21] ext4_writepages+0x1ab7/0x3400 [ 267.332773][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 267.338611][ T21] ? __lock_acquire+0x2224/0x48a0 [ 267.343672][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 267.349656][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 267.355293][ T21] ? do_writepages+0xfa/0x2a0 [ 267.359951][ T21] do_writepages+0xfa/0x2a0 [ 267.364569][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 267.370197][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.375680][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 267.381244][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 267.387236][ T21] ? lock_downgrade+0x840/0x840 [ 267.392635][ T21] __writeback_single_inode+0x12a/0x1410 [ 267.398639][ T21] ? _raw_spin_unlock+0x24/0x40 [ 267.403508][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 267.409501][ T21] writeback_sb_inodes+0x515/0xdd0 [ 267.414625][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 267.420563][ T21] __writeback_inodes_wb+0xc3/0x250 [ 267.425752][ T21] wb_writeback+0x910/0xd90 [ 267.430288][ T21] ? print_usage_bug+0x240/0x240 [ 267.435222][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 267.441751][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 267.447648][ T21] ? cpumask_next+0x3c/0x40 [ 267.453199][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 267.458388][ T21] wb_workfn+0xadf/0x10d0 [ 267.462718][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 267.468273][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 267.473760][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 267.479400][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 267.485386][ T21] process_one_work+0x965/0x16a0 [ 267.490541][ T21] ? lock_release+0x800/0x800 [ 267.495398][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 267.500798][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 267.505730][ T21] worker_thread+0x96/0xe10 [ 267.510243][ T21] ? process_one_work+0x16a0/0x16a0 [ 267.515530][ T21] kthread+0x388/0x470 [ 267.519597][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 267.525343][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 267.531412][ T21] ret_from_fork+0x24/0x30 [ 272.597920][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 272.608030][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 272.614886][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 272.623377][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.636988][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 272.643121][ T21] Call Trace: [ 272.646603][ T21] dump_stack+0x188/0x20d [ 272.651139][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 272.657183][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 272.662818][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 272.668874][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 272.676088][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 272.681802][ T21] ? ext4_ext_release+0x10/0x10 [ 272.687961][ T21] ? __down_timeout+0x2d0/0x2d0 [ 272.693754][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 272.699794][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 272.705532][ T21] ext4_map_blocks+0x4cb/0x1640 [ 272.710865][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 272.716070][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 272.722054][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 272.727605][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 272.734239][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 272.739960][ T21] ext4_writepages+0x1ab7/0x3400 [ 272.745022][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 272.752710][ T21] ? __lock_acquire+0x2224/0x48a0 [ 272.758726][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 272.765336][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 272.771459][ T21] ? do_writepages+0xfa/0x2a0 [ 272.776401][ T21] do_writepages+0xfa/0x2a0 [ 272.782375][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 272.788795][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 272.795197][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 272.800928][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 272.807242][ T21] ? lock_downgrade+0x840/0x840 [ 272.812842][ T21] __writeback_single_inode+0x12a/0x1410 [ 272.818633][ T21] ? _raw_spin_unlock+0x24/0x40 [ 272.823477][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 272.829947][ T21] writeback_sb_inodes+0x515/0xdd0 [ 272.835799][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 272.842571][ T21] __writeback_inodes_wb+0xc3/0x250 [ 272.848185][ T21] wb_writeback+0x910/0xd90 [ 272.853307][ T21] ? print_usage_bug+0x240/0x240 [ 272.858639][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 272.865330][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 272.871627][ T21] ? cpumask_next+0x3c/0x40 [ 272.876299][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 272.881641][ T21] wb_workfn+0xadf/0x10d0 [ 272.886346][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 272.892089][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 272.897769][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 272.904634][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 272.912313][ T21] process_one_work+0x965/0x16a0 [ 272.918467][ T21] ? lock_release+0x800/0x800 [ 272.923614][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 272.929605][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 272.935098][ T21] worker_thread+0x96/0xe10 [ 272.940272][ T21] ? process_one_work+0x16a0/0x16a0 [ 272.945974][ T21] kthread+0x388/0x470 [ 272.950698][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 272.956829][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 272.963046][ T21] ret_from_fork+0x24/0x30 [ 298.197298][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 298.206408][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 298.212449][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 298.220332][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.230404][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 298.236368][ T21] Call Trace: [ 298.239645][ T21] dump_stack+0x188/0x20d [ 298.243958][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 298.249845][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 298.254939][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 298.260383][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 298.266528][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 298.271796][ T21] ? ext4_ext_release+0x10/0x10 [ 298.276634][ T21] ? __down_timeout+0x2d0/0x2d0 [ 298.281463][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 298.286912][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.292370][ T21] ext4_map_blocks+0x4cb/0x1640 [ 298.297220][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 298.302392][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.307917][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.313450][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.319407][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 298.324842][ T21] ext4_writepages+0x1ab7/0x3400 [ 298.329783][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 298.335533][ T21] ? __lock_acquire+0x2224/0x48a0 [ 298.340574][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 298.346547][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 298.352539][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 298.358244][ T21] ? do_writepages+0xfa/0x2a0 [ 298.362911][ T21] do_writepages+0xfa/0x2a0 [ 298.367410][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 298.373036][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.378576][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.384097][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.390067][ T21] ? lock_downgrade+0x840/0x840 [ 298.394995][ T21] __writeback_single_inode+0x12a/0x1410 [ 298.400622][ T21] ? _raw_spin_unlock+0x24/0x40 [ 298.405560][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 298.412055][ T21] writeback_sb_inodes+0x515/0xdd0 [ 298.417157][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 298.423049][ T21] __writeback_inodes_wb+0xc3/0x250 [ 298.428241][ T21] wb_writeback+0x910/0xd90 [ 298.432740][ T21] ? print_usage_bug+0x240/0x240 [ 298.437655][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 298.443961][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 298.449849][ T21] ? cpumask_next+0x3c/0x40 [ 298.454344][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 298.459537][ T21] wb_workfn+0xadf/0x10d0 [ 298.463869][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 298.469837][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.475297][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.480837][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.486825][ T21] process_one_work+0x965/0x16a0 [ 298.491768][ T21] ? lock_release+0x800/0x800 [ 298.496443][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 298.502269][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 298.507194][ T21] worker_thread+0x96/0xe10 [ 298.511680][ T21] ? process_one_work+0x16a0/0x16a0 [ 298.516871][ T21] kthread+0x388/0x470 [ 298.520921][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 298.526708][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 298.532530][ T21] ret_from_fork+0x24/0x30 [ 298.538406][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 298.547542][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 298.553457][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 298.561426][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.571484][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 298.577440][ T21] Call Trace: [ 298.580728][ T21] dump_stack+0x188/0x20d [ 298.585052][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 298.590686][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 298.595794][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 298.601256][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 298.607388][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 298.612677][ T21] ? ext4_ext_release+0x10/0x10 [ 298.617517][ T21] ? __down_timeout+0x2d0/0x2d0 [ 298.622443][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 298.627893][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.633359][ T21] ext4_map_blocks+0x4cb/0x1640 [ 298.638190][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 298.643374][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.648830][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.654392][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.660376][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 298.665826][ T21] ext4_writepages+0x1ab7/0x3400 [ 298.670761][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 298.676393][ T21] ? __lock_acquire+0x2224/0x48a0 [ 298.681419][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 298.687397][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 298.693391][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 298.699012][ T21] ? do_writepages+0xfa/0x2a0 [ 298.703727][ T21] do_writepages+0xfa/0x2a0 [ 298.708247][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 298.713874][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.719340][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.724907][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.730979][ T21] ? lock_downgrade+0x840/0x840 [ 298.735811][ T21] __writeback_single_inode+0x12a/0x1410 [ 298.741427][ T21] ? _raw_spin_unlock+0x24/0x40 [ 298.746255][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 298.752215][ T21] writeback_sb_inodes+0x515/0xdd0 [ 298.757328][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 298.763217][ T21] __writeback_inodes_wb+0xc3/0x250 [ 298.768398][ T21] wb_writeback+0x910/0xd90 [ 298.772890][ T21] ? print_usage_bug+0x240/0x240 [ 298.777819][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 298.784135][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 298.790014][ T21] ? cpumask_next+0x3c/0x40 [ 298.794673][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 298.799861][ T21] wb_workfn+0xadf/0x10d0 [ 298.804191][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 298.809713][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 298.815155][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 298.821812][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 298.827933][ T21] process_one_work+0x965/0x16a0 [ 298.832885][ T21] ? lock_release+0x800/0x800 [ 298.837551][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 298.842921][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 298.847856][ T21] worker_thread+0x96/0xe10 [ 298.852345][ T21] ? process_one_work+0x16a0/0x16a0 [ 298.857521][ T21] kthread+0x388/0x470 [ 298.861577][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 298.867269][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 298.872969][ T21] ret_from_fork+0x24/0x30 [ 303.957891][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 303.967079][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 303.973082][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 303.980964][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.991125][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 303.997099][ T21] Call Trace: [ 304.000380][ T21] dump_stack+0x188/0x20d [ 304.004809][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 304.015298][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 304.020662][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 304.026116][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 304.032371][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 304.037688][ T21] ? ext4_ext_release+0x10/0x10 [ 304.042536][ T21] ? __down_timeout+0x2d0/0x2d0 [ 304.047391][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 304.052878][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 304.058348][ T21] ext4_map_blocks+0x4cb/0x1640 [ 304.063193][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 304.068377][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 304.073858][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 304.079389][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 304.085381][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 304.090918][ T21] ext4_writepages+0x1ab7/0x3400 [ 304.095860][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 304.101515][ T21] ? __lock_acquire+0x2224/0x48a0 [ 304.106528][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 304.112487][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 304.118475][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 304.124099][ T21] ? do_writepages+0xfa/0x2a0 [ 304.128761][ T21] do_writepages+0xfa/0x2a0 [ 304.133245][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 304.138945][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 304.144412][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 304.149960][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 304.155943][ T21] ? lock_downgrade+0x840/0x840 [ 304.160782][ T21] __writeback_single_inode+0x12a/0x1410 [ 304.167350][ T21] ? _raw_spin_unlock+0x24/0x40 [ 304.172189][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 304.178145][ T21] writeback_sb_inodes+0x515/0xdd0 [ 304.183243][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 304.189123][ T21] __writeback_inodes_wb+0xc3/0x250 [ 304.194301][ T21] wb_writeback+0x910/0xd90 [ 304.198803][ T21] ? print_usage_bug+0x240/0x240 [ 304.203723][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 304.210149][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 304.216022][ T21] ? cpumask_next+0x3c/0x40 [ 304.220503][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 304.225681][ T21] wb_workfn+0xadf/0x10d0 [ 304.229992][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 304.235783][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 304.241222][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 304.246744][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 304.252723][ T21] process_one_work+0x965/0x16a0 [ 304.259566][ T21] ? lock_release+0x800/0x800 [ 304.264323][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 304.269685][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 304.274612][ T21] worker_thread+0x96/0xe10 [ 304.279095][ T21] ? process_one_work+0x16a0/0x16a0 [ 304.284269][ T21] kthread+0x388/0x470 [ 304.288322][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 304.294024][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 304.299723][ T21] ret_from_fork+0x24/0x30 [ 329.557282][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 329.566497][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 329.573237][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 329.581934][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.592267][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 329.600175][ T21] Call Trace: [ 329.603468][ T21] dump_stack+0x188/0x20d [ 329.607787][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 329.613422][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 329.618545][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 329.624039][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 329.630453][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 329.635735][ T21] ? ext4_ext_release+0x10/0x10 [ 329.640616][ T21] ? __down_timeout+0x2d0/0x2d0 [ 329.645465][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 329.650905][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 329.656371][ T21] ext4_map_blocks+0x4cb/0x1640 [ 329.661238][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 329.666470][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 329.671921][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 329.677476][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 329.683441][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 329.689270][ T21] ext4_writepages+0x1ab7/0x3400 [ 329.694229][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 329.699849][ T21] ? __lock_acquire+0x2224/0x48a0 [ 329.704871][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 329.711039][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 329.716649][ T21] ? do_writepages+0xfa/0x2a0 [ 329.721305][ T21] do_writepages+0xfa/0x2a0 [ 329.725789][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 329.731407][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 329.736890][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 329.742422][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 329.748379][ T21] ? lock_downgrade+0x840/0x840 [ 329.753297][ T21] __writeback_single_inode+0x12a/0x1410 [ 329.758911][ T21] ? _raw_spin_unlock+0x24/0x40 [ 329.763753][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 329.769727][ T21] writeback_sb_inodes+0x515/0xdd0 [ 329.774847][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 329.780763][ T21] __writeback_inodes_wb+0xc3/0x250 [ 329.785966][ T21] wb_writeback+0x910/0xd90 [ 329.790452][ T21] ? print_usage_bug+0x240/0x240 [ 329.795370][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 329.801763][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 329.807655][ T21] ? cpumask_next+0x3c/0x40 [ 329.812158][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 329.817467][ T21] wb_workfn+0xadf/0x10d0 [ 329.821920][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 329.827457][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 329.832914][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 329.838440][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 329.844450][ T21] process_one_work+0x965/0x16a0 [ 329.849397][ T21] ? lock_release+0x800/0x800 [ 329.854052][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 329.859425][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 329.864525][ T21] worker_thread+0x96/0xe10 [ 329.869024][ T21] ? process_one_work+0x16a0/0x16a0 [ 329.874214][ T21] kthread+0x388/0x470 [ 329.878259][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 329.885083][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 329.890779][ T21] ret_from_fork+0x24/0x30 [ 329.896076][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 329.905209][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 329.911225][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 329.919131][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.929174][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 329.935131][ T21] Call Trace: [ 329.938412][ T21] dump_stack+0x188/0x20d [ 329.942744][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 329.948364][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 329.953469][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 329.958909][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 329.965048][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 329.970323][ T21] ? ext4_ext_release+0x10/0x10 [ 329.975185][ T21] ? __down_timeout+0x2d0/0x2d0 [ 329.980533][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 329.986316][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 329.991881][ T21] ext4_map_blocks+0x4cb/0x1640 [ 329.996726][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 330.001911][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 330.007374][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 330.012910][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 330.018885][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 330.024333][ T21] ext4_writepages+0x1ab7/0x3400 [ 330.029374][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 330.035019][ T21] ? __lock_acquire+0x2224/0x48a0 [ 330.040065][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 330.046037][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 330.051772][ T21] ? do_writepages+0xfa/0x2a0 [ 330.056445][ T21] do_writepages+0xfa/0x2a0 [ 330.060940][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 330.066560][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 330.072009][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 330.077537][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 330.083505][ T21] ? lock_downgrade+0x840/0x840 [ 330.088446][ T21] __writeback_single_inode+0x12a/0x1410 [ 330.094076][ T21] ? _raw_spin_unlock+0x24/0x40 [ 330.098905][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 330.104906][ T21] writeback_sb_inodes+0x515/0xdd0 [ 330.110020][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 330.115930][ T21] __writeback_inodes_wb+0xc3/0x250 [ 330.121132][ T21] wb_writeback+0x910/0xd90 [ 330.125632][ T21] ? print_usage_bug+0x240/0x240 [ 330.130588][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 330.136909][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 330.142827][ T21] ? cpumask_next+0x3c/0x40 [ 330.147342][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 330.152527][ T21] wb_workfn+0xadf/0x10d0 [ 330.156872][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 330.162432][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 330.168986][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 330.174557][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 330.180537][ T21] process_one_work+0x965/0x16a0 [ 330.185668][ T21] ? lock_release+0x800/0x800 [ 330.190397][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 330.195991][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 330.200936][ T21] worker_thread+0x96/0xe10 [ 330.205431][ T21] ? process_one_work+0x16a0/0x16a0 [ 330.210611][ T21] kthread+0x388/0x470 [ 330.214682][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 330.220394][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 330.226568][ T21] ret_from_fork+0x24/0x30 [ 335.237228][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 335.246470][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 335.253709][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 335.261719][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.272081][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 335.278044][ T21] Call Trace: [ 335.281498][ T21] dump_stack+0x188/0x20d [ 335.285837][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 335.291491][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 335.296608][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 335.302153][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 335.308584][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 335.313907][ T21] ? ext4_ext_release+0x10/0x10 [ 335.319022][ T21] ? __down_timeout+0x2d0/0x2d0 [ 335.324107][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 335.330631][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 335.336094][ T21] ext4_map_blocks+0x4cb/0x1640 [ 335.341643][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 335.346854][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 335.352329][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 335.357887][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 335.365110][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 335.371295][ T21] ext4_writepages+0x1ab7/0x3400 [ 335.376241][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 335.381954][ T21] ? __lock_acquire+0x2224/0x48a0 [ 335.387869][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 335.394022][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 335.399763][ T21] ? do_writepages+0xfa/0x2a0 [ 335.406088][ T21] do_writepages+0xfa/0x2a0 [ 335.410613][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 335.416366][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 335.422578][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 335.429043][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 335.436377][ T21] ? lock_downgrade+0x840/0x840 [ 335.443325][ T21] __writeback_single_inode+0x12a/0x1410 [ 335.449336][ T21] ? _raw_spin_unlock+0x24/0x40 [ 335.454987][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 335.463710][ T21] writeback_sb_inodes+0x515/0xdd0 [ 335.469628][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 335.475733][ T21] __writeback_inodes_wb+0xc3/0x250 [ 335.481784][ T21] wb_writeback+0x910/0xd90 [ 335.486506][ T21] ? print_usage_bug+0x240/0x240 [ 335.491457][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 335.497783][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 335.503704][ T21] ? cpumask_next+0x3c/0x40 [ 335.508293][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 335.513722][ T21] wb_workfn+0xadf/0x10d0 [ 335.518713][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 335.524273][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 335.529960][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 335.535933][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 335.541933][ T21] process_one_work+0x965/0x16a0 [ 335.546890][ T21] ? lock_release+0x800/0x800 [ 335.551704][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 335.557084][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 335.562397][ T21] worker_thread+0x96/0xe10 [ 335.567010][ T21] ? process_one_work+0x16a0/0x16a0 [ 335.572224][ T21] kthread+0x388/0x470 [ 335.576440][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 335.582181][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 335.587901][ T21] ret_from_fork+0x24/0x30 [ 360.757308][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 360.766513][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 360.772503][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 360.780419][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.790484][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 360.796550][ T21] Call Trace: [ 360.799839][ T21] dump_stack+0x188/0x20d [ 360.804168][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 360.809905][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 360.815150][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 360.820644][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 360.826877][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 360.832385][ T21] ? ext4_ext_release+0x10/0x10 [ 360.837393][ T21] ? __down_timeout+0x2d0/0x2d0 [ 360.842428][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 360.847931][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 360.853670][ T21] ext4_map_blocks+0x4cb/0x1640 [ 360.858690][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 360.863876][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 360.869321][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 360.874875][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 360.880870][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 360.886315][ T21] ext4_writepages+0x1ab7/0x3400 [ 360.891255][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 360.897106][ T21] ? __lock_acquire+0x2224/0x48a0 [ 360.902158][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 360.908163][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 360.913790][ T21] ? do_writepages+0xfa/0x2a0 [ 360.918462][ T21] do_writepages+0xfa/0x2a0 [ 360.922963][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 360.928613][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 360.934069][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 360.939618][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 360.945603][ T21] ? lock_downgrade+0x840/0x840 [ 360.950441][ T21] __writeback_single_inode+0x12a/0x1410 [ 360.956397][ T21] ? _raw_spin_unlock+0x24/0x40 [ 360.961343][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 360.967518][ T21] writeback_sb_inodes+0x515/0xdd0 [ 360.972648][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 360.978564][ T21] __writeback_inodes_wb+0xc3/0x250 [ 360.983770][ T21] wb_writeback+0x910/0xd90 [ 360.988364][ T21] ? print_usage_bug+0x240/0x240 [ 360.993280][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 360.999699][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 361.005599][ T21] ? cpumask_next+0x3c/0x40 [ 361.010106][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 361.015550][ T21] wb_workfn+0xadf/0x10d0 [ 361.019876][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 361.025398][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 361.030981][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 361.036583][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 361.042579][ T21] process_one_work+0x965/0x16a0 [ 361.047524][ T21] ? lock_release+0x800/0x800 [ 361.052184][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 361.057658][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 361.062858][ T21] worker_thread+0x96/0xe10 [ 361.067741][ T21] ? process_one_work+0x16a0/0x16a0 [ 361.072949][ T21] kthread+0x388/0x470 [ 361.077031][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 361.082856][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 361.088855][ T21] ret_from_fork+0x24/0x30 [ 361.094894][ T21] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:1/21 [ 361.104106][ T21] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 361.110174][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.7.0-syzkaller #0 [ 361.118065][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.128151][ T21] Workqueue: writeback wb_workfn (flush-8:0) [ 361.134126][ T21] Call Trace: [ 361.137409][ T21] dump_stack+0x188/0x20d [ 361.141740][ T21] debug_smp_processor_id.cold+0x88/0x9b [ 361.147387][ T21] ext4_mb_new_blocks+0xa77/0x3b30 [ 361.152595][ T21] ? ext4_ext_search_right+0x2ca/0xb20 [ 361.158777][ T21] ? ext4_ext_next_allocated_block+0x221/0x2d0 [ 361.164926][ T21] ext4_ext_map_blocks+0x2044/0x3410 [ 361.170269][ T21] ? ext4_ext_release+0x10/0x10 [ 361.175149][ T21] ? __down_timeout+0x2d0/0x2d0 [ 361.179999][ T21] ? ext4_es_lookup_extent+0x41d/0xd30 [ 361.185574][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 361.191040][ T21] ext4_map_blocks+0x4cb/0x1640 [ 361.195941][ T21] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 361.201170][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 361.206664][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 361.212392][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 361.219228][ T21] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 361.224685][ T21] ext4_writepages+0x1ab7/0x3400 [ 361.229906][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 361.236271][ T21] ? __lock_acquire+0x2224/0x48a0 [ 361.241340][ T21] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 361.247349][ T21] ? __ext4_mark_inode_dirty+0x950/0x950 [ 361.253622][ T21] ? do_writepages+0xfa/0x2a0 [ 361.258323][ T21] do_writepages+0xfa/0x2a0 [ 361.262883][ T21] ? page_writeback_cpu_online+0x10/0x10 [ 361.268568][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 361.274610][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 361.280203][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 361.286312][ T21] ? lock_downgrade+0x840/0x840 [ 361.291240][ T21] __writeback_single_inode+0x12a/0x1410 [ 361.297263][ T21] ? _raw_spin_unlock+0x24/0x40 [ 361.302153][ T21] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 361.308296][ T21] writeback_sb_inodes+0x515/0xdd0 [ 361.313435][ T21] ? __writeback_single_inode+0x1410/0x1410 [ 361.319480][ T21] __writeback_inodes_wb+0xc3/0x250 [ 361.324707][ T21] wb_writeback+0x910/0xd90 [ 361.329853][ T21] ? print_usage_bug+0x240/0x240 [ 361.334800][ T21] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 361.341155][ T21] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 361.347062][ T21] ? cpumask_next+0x3c/0x40 [ 361.351703][ T21] ? get_nr_dirty_inodes+0xd6/0x130 [ 361.357036][ T21] wb_workfn+0xadf/0x10d0 [ 361.361396][ T21] ? inode_wait_for_writeback+0x30/0x30 [ 361.367032][ T21] ? debug_smp_processor_id+0x2f/0x185 [ 361.373536][ T21] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 361.379382][ T21] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 361.385487][ T21] process_one_work+0x965/0x16a0 [ 361.390552][ T21] ? lock_release+0x800/0x800 [ 361.395262][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 361.400641][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 361.405786][ T21] worker_thread+0x96/0xe10 [ 361.410301][ T21] ? process_one_work+0x16a0/0x16a0 [ 361.415583][ T21] kthread+0x388/0x470 [ 361.419639][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 361.425509][ T21] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 361.431233][ T21] ret_from_fork+0x24/0x30