failed to run ["ssh" "-p" "22" "-i" "/syzkaller/managers/upstream-net-this-kasan-gce/latest.tmp/key" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/managers/upstream-net-this-kasan-gce/latest.tmp/key" "root@10.128.0.64" "pwd"]: exit status 255 ssh: connect to host 10.128.0.64 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-net-this-kasan-gce-test-1 port 1 (session ID: 0eb8943c41303f806aefce855dbfc3c717bbb4e4c1470ee3d485bea10bb9337b, active connections: 1). SeaBIOS (version 1.8.2-20181029_212248-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2a50: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in extract_kernel input_data: 0x0000000008cbb2e9 input_len: 0x00000000035479b5 output: 0x0000000001000000 output_len: 0x0000000009d83a48 kernel_total_size: 0x000000000b226000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Linux version 5.0.0-rc3+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #50 SMP PREEMPT Tue Jan 29 19:32:19 UTC 2019 [ 0.000000] 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 security=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 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] printk: bootconsole [earlyser0] enabled [ 0.000000] Malformed early option 'vsyscall' [ 0.000000] nopcid: PCID feature disabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000] Hypervisor detected: KVM [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003] kvm-clock: cpu 0, msr a9ae001, primary cpu clock [ 0.000003] kvm-clock: using sched offset of 4818908865 cycles [ 0.000808] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003900] tsc: Detected 2300.000 MHz processor [ 0.007011] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007959] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009281] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.013966] found SMP MP-table at [mem 0x000f2cc0-0x000f2ccf] mapped at [(____ptrval____)] [ 0.015177] check: Scanning 1 areas for low memory corruption [ 0.015993] Using GB pages for direct mapping [ 0.018567] ACPI: Early table checksum verification disabled [ 0.019613] ACPI: RSDP 0x00000000000F2A90 000014 (v00 Google) [ 0.020401] ACPI: RSDT 0x00000000BFFFDBA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.021854] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.023183] ACPI: DSDT 0x00000000BFFFDBE0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.024399] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.025080] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.025739] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.026896] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.028100] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.029360] ACPI: SRAT 0x00000000BFFFF3A0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030808] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.031443] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.032141] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.033014] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.033861] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.034809] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.036396] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.037889] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.038952] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.040452] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.042237] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.096739] Zone ranges: [ 0.097345] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.098273] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.099473] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.100373] Movable zone start for each node [ 0.101010] Early memory node ranges [ 0.101617] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.102529] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.103425] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.104374] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.105435] Zeroed struct page in unavailable ranges: 101 pages [ 0.105442] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.190530] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.691918] kasan: KernelAddressSanitizer initialized [ 0.693164] ACPI: PM-Timer IO Port: 0xb008 [ 0.693758] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.694636] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.695577] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.696463] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.697358] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.698249] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.699210] Using ACPI (MADT) for SMP configuration information [ 0.700042] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.700785] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.701653] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.702541] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.703403] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.704267] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.705137] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.706005] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.706953] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.707861] Booting paravirtualized kernel on KVM [ 0.708506] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.710012] random: get_random_bytes called from start_kernel+0x106/0x8b7 with crng_init=0 [ 0.711137] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.713334] percpu: Embedded 56 pages/cpu @(____ptrval____) s189640 r8192 d31544 u1048576 [ 0.714608] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.715524] Policy zone: Normal [ 0.715953] 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 security=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 [ 1.462700] Memory: 6484672K/7863916K available (116759K kernel code, 14201K rwdata, 18532K rodata, 3220K init, 25076K bss, 1379244K reserved, 0K cma-reserved) [ 1.470577] Running RCU self tests [ 1.471059] rcu: Preemptible hierarchical RCU implementation. [ 1.471900] rcu: RCU lockdep checking is enabled. [ 1.472568] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.473442] rcu: RCU callback double-/use-after-free debug enabled. [ 1.474324] Tasks RCU enabled. [ 1.474744] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.475940] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.483820] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.488017] Console: colour VGA+ 80x25 [ 1.488628] printk: console [ttyS0] enabled [ 1.488628] printk: console [ttyS0] enabled [ 1.489857] printk: bootconsole [earlyser0] disabled [ 1.489857] printk: bootconsole [earlyser0] disabled [ 1.491242] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.492336] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.492932] ... MAX_LOCK_DEPTH: 48 [ 1.493574] ... MAX_LOCKDEP_KEYS: 8191 [ 1.494200] ... CLASSHASH_SIZE: 4096 [ 1.494815] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.495447] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.496066] ... CHAINHASH_SIZE: 32768 [ 1.496703] memory used by lock dependency info: 7263 kB [ 1.497454] per task-struct memory footprint: 1920 bytes [ 1.498403] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.499980] ACPI: Core revision 20181213 [ 1.501267] APIC: Switch to symmetric I/O mode setup [ 1.502564] x2apic enabled [ 1.509637] Switched APIC routing to physical x2apic. [ 1.514006] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.514980] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.516454] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.517630] pid_max: default: 32768 minimum: 301 [ 1.519204] LSM: Security Framework initializing [ 1.519916] Yama: becoming mindful. [ 1.526554] AppArmor: AppArmor initialized [ 1.532509] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.536154] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.536661] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.537722] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.541601] mce: CPU supports 32 MCE banks [ 1.542406] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.543284] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.544256] Spectre V2 : Mitigation: Full generic retpoline [ 1.545148] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.546452] Speculative Store Bypass: Vulnerable [ 1.547885] Freeing SMP alternatives memory: 72K [ 1.556432] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.606508] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.626455] rcu: Hierarchical SRCU implementation. [ 1.646694] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.676454] smp: Bringing up secondary CPUs ... [ 1.758709] x86: Booting SMP configuration: [ 1.759397] .... node #0, CPUs: #1 [ 0.031414] kvm-clock: cpu 1, msr a9ae041, secondary cpu clock [ 1.762501] smp: Brought up 2 nodes, 2 CPUs [ 1.762501] smpboot: Max logical packages: 1 [ 1.762501] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.766981] devtmpfs: initialized [ 1.789149] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.796581] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.798059] kworker/u4:0 (24) used greatest stack depth: 25560 bytes left [ 1.799284] xor: automatically using best checksumming function avx [ 1.800591] RTC time: 19:37:19, date: 2019-01-29 [ 1.800591] NET: Registered protocol family 16 [ 1.806475] audit: initializing netlink subsys (disabled) [ 1.806735] audit: type=2000 audit(1548790639.765:1): state=initialized audit_enabled=0 res=1 [ 1.813268] cpuidle: using governor menu [ 1.818341] ACPI: bus type PCI registered [ 1.820173] dca service started, version 1.12.1 [ 1.821164] PCI: Using configuration type 1 for base access [ 1.871072] kworker/u4:1 (226) used greatest stack depth: 25272 bytes left [ 1.916132] kworker/u4:0 (295) used greatest stack depth: 25016 bytes left [ 1.930503] kworker/u4:1 (426) used greatest stack depth: 23448 bytes left [ 2.114286] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.117030] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.118036] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.119867] cryptd: max_cpu_qlen set to 1000 [ 2.296470] raid6: avx2x4 gen() 11876 MB/s [ 2.466483] raid6: avx2x4 xor() 6619 MB/s [ 2.636475] raid6: avx2x2 gen() 6036 MB/s [ 2.806469] raid6: avx2x2 xor() 3439 MB/s [ 2.970398] raid6: avx2x1 gen() 909 MB/s [ 3.140377] raid6: avx2x1 xor() 2029 MB/s [ 3.310375] raid6: sse2x4 gen() 6191 MB/s [ 3.480357] raid6: sse2x4 xor() 3270 MB/s [ 3.656456] raid6: sse2x2 gen() 3814 MB/s [ 3.820363] raid6: sse2x2 xor() 1849 MB/s [ 3.990414] raid6: sse2x1 gen() 718 MB/s [ 4.160386] raid6: sse2x1 xor() 1031 MB/s [ 4.161006] raid6: using algorithm avx2x4 gen() 11876 MB/s [ 4.161830] raid6: .... xor() 6619 MB/s, rmw enabled [ 4.162531] raid6: using avx2x2 recovery algorithm [ 4.166910] ACPI: Added _OSI(Module Device) [ 4.166910] ACPI: Added _OSI(Processor Device) [ 4.166910] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.166910] ACPI: Added _OSI(Processor Aggregator Device) [ 4.167218] ACPI: Added _OSI(Linux-Dell-Video) [ 4.167858] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.168630] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.213693] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.262149] ACPI: Interpreter enabled [ 4.262788] ACPI: (supports S0 S3 S4 S5) [ 4.262788] ACPI: Using IOAPIC for interrupt routing [ 4.262788] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.262788] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.337558] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.337558] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 4.337719] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.346492] PCI host bridge to bus 0000:00 [ 4.346492] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.346492] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.346492] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.346492] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.347541] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.387324] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.448464] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.448464] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.450283] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.453274] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.455373] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.470223] vgaarb: loaded [ 4.470223] SCSI subsystem initialized [ 4.470223] ACPI: bus type USB registered [ 4.476781] usbcore: registered new interface driver usbfs [ 4.476781] usbcore: registered new interface driver hub [ 4.476781] usbcore: registered new device driver usb [ 4.477790] media: Linux media interface: v0.10 [ 4.478794] videodev: Linux video capture interface: v2.00 [ 4.486714] pps_core: LinuxPPS API ver. 1 registered [ 4.486714] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.487145] PTP clock support registered [ 4.487145] EDAC MC: Ver: 3.0.0 [ 4.499460] Advanced Linux Sound Architecture Driver Initialized. [ 4.501018] PCI: Using ACPI for IRQ routing [ 4.502335] Bluetooth: Core ver 2.22 [ 4.502335] NET: Registered protocol family 31 [ 4.502335] Bluetooth: HCI device and connection manager initialized [ 4.506450] Bluetooth: HCI socket layer initialized [ 4.506450] Bluetooth: L2CAP socket layer initialized [ 4.506450] Bluetooth: SCO socket layer initialized [ 4.506450] NET: Registered protocol family 8 [ 4.506450] NET: Registered protocol family 20 [ 4.507389] NetLabel: Initializing [ 4.507389] NetLabel: domain hash size = 128 [ 4.507389] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.507930] NetLabel: unlabeled traffic allowed by default [ 4.516734] nfc: nfc_init: NFC Core ver 0.1 [ 4.518083] NET: Registered protocol family 39 [ 4.518491] clocksource: Switched to clocksource kvm-clock [ 6.381920] VFS: Disk quotas dquot_6.6.0 [ 6.382764] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.384370] FS-Cache: Loaded [ 6.385688] CacheFiles: Loaded [ 6.387801] AppArmor: AppArmor Filesystem Enabled [ 6.388972] pnp: PnP ACPI init [ 6.400185] pnp: PnP ACPI: found 7 devices [ 6.445696] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.448433] NET: Registered protocol family 2 [ 6.450925] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 6.452505] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.455968] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.461836] TCP: Hash tables configured (established 65536 bind 65536) [ 6.463241] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.465466] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.467580] NET: Registered protocol family 1 [ 6.469505] RPC: Registered named UNIX socket transport module. [ 6.470416] RPC: Registered udp transport module. [ 6.471098] RPC: Registered tcp transport module. [ 6.471765] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.483956] NET: Registered protocol family 44 [ 6.484781] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.486322] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.487526] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 6.490264] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 6.491467] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 6.492260] RAPL PMU: hw unit of domain package 2^-0 Joules [ 6.493092] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 6.494355] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 6.497377] kvm: already loaded the other module [ 6.498081] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.499719] mce: Machine check injector initialized [ 6.503668] check: Scanning for low memory corruption every 60 seconds [ 6.596994] Initialise system trusted keyrings [ 6.598590] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.599829] zbud: loaded [ 6.603792] DLM installed [ 6.605635] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.608801] FS-Cache: Netfs 'nfs' registered for caching [ 6.610604] NFS: Registering the id_resolver key type [ 6.611423] Key type id_resolver registered [ 6.612053] Key type id_legacy registered [ 6.612671] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.613666] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.615888] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.617410] fuse init (API version 7.28) [ 6.619807] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.628731] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 6.633383] 9p: Installing v9fs 9p2000 file system support [ 6.634332] FS-Cache: Netfs '9p' registered for caching [ 6.638666] gfs2: GFS2 installed [ 6.641381] FS-Cache: Netfs 'ceph' registered for caching [ 6.642458] ceph: loaded (mds proto 32) [ 6.732540] NET: Registered protocol family 38 [ 6.735377] async_tx: api initialized (async) [ 6.736115] Key type asymmetric registered [ 6.738000] Asymmetric key parser 'x509' registered [ 6.739059] Asymmetric key parser 'pkcs8' registered [ 6.739768] Key type pkcs7_test registered [ 6.740387] Asymmetric key parser 'tpm_parser' registered [ 6.741372] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 6.742851] io scheduler mq-deadline registered [ 6.743557] io scheduler kyber registered [ 6.744380] io scheduler bfq registered [ 6.749290] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.757106] ACPI: Power Button [PWRF] [ 6.758625] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.759922] ACPI: Sleep Button [SLPF] [ 6.764397] ioatdma: Intel(R) QuickData Technology Driver 4.00 [ 6.782249] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.783162] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.795109] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 6.796026] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.044046] HDLC line discipline maxframe=4096 [ 7.044878] N_HDLC line discipline registered. [ 7.045522] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.071352] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.097494] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.122686] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.148108] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.155880] Non-volatile memory driver v1.3 [ 7.158295] Linux agpgart interface v0.103 [ 7.165486] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.168003] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.169698] [drm] Driver supports precise vblank timestamp query. [ 7.173478] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.175404] usbcore: registered new interface driver udl [ 7.190593] ================================================================== [ 7.192747] BUG: KASAN: use-after-free in generic_make_request+0x14dd/0x1810 [ 7.194491] Read of size 2 at addr ffff8880a3890854 by task swapper/0/1 [ 7.196080] [ 7.196484] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.0.0-rc3+ #50 [ 7.196484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.196484] Call Trace: [ 7.196484] dump_stack+0x1db/0x2d0 [ 7.196484] ? dump_stack_print_info.cold+0x20/0x20 [ 7.196484] ? generic_make_request+0x14dd/0x1810 [ 7.196484] print_address_description.cold+0x7c/0x20d [ 7.196484] ? generic_make_request+0x14dd/0x1810 [ 7.196484] ? generic_make_request+0x14dd/0x1810 [ 7.196484] kasan_report.cold+0x1b/0x40 [ 7.196484] ? generic_make_request+0x14dd/0x1810 [ 7.196484] __asan_report_load2_noabort+0x14/0x20 [ 7.196484] generic_make_request+0x14dd/0x1810 [ 7.196484] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 7.196484] ? blk_queue_enter+0x1200/0x1200 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] ? check_preemption_disabled+0x48/0x290 [ 7.196484] ? guard_bio_eod+0x1cc/0x630 [ 7.196484] ? find_held_lock+0x35/0x120 [ 7.196484] ? guard_bio_eod+0x1cc/0x630 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] submit_bio+0xba/0x480 [ 7.196484] ? submit_bio+0xba/0x480 [ 7.196484] ? rcu_read_unlock_special+0x380/0x380 [ 7.196484] ? generic_make_request+0x1810/0x1810 [ 7.196484] ? __bio_add_page+0x11e/0x280 [ 7.196484] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.196484] ? guard_bio_eod+0x293/0x630 [ 7.196484] submit_bh_wbc+0x5f7/0x7f0 [ 7.196484] block_read_full_page+0x946/0xfe0 [ 7.196484] ? check_disk_change+0x140/0x140 [ 7.196484] ? __bread_gfp+0x300/0x300 [ 7.196484] ? __inc_numa_state+0x49/0xe0 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] ? alloc_page_interleave+0x91/0x1c0 [ 7.196484] ? alloc_pages_current+0x10f/0x210 [ 7.196484] ? __page_cache_alloc+0x19c/0x620 [ 7.196484] ? __filemap_set_wb_err+0x3f0/0x3f0 [ 7.196484] blkdev_readpage+0x1d/0x30 [ 7.196484] do_read_cache_page+0x796/0x16a0 [ 7.196484] ? blkdev_writepages+0x30/0x30 [ 7.196484] ? grab_cache_page_write_begin+0xb0/0xb0 [ 7.196484] ? mark_held_locks+0xb1/0x100 [ 7.196484] ? mark_held_locks+0x100/0x100 [ 7.196484] ? depot_save_stack+0x1de/0x460 [ 7.196484] ? trace_hardirqs_off_caller+0x300/0x300 [ 7.196484] ? do_raw_spin_trylock+0x270/0x270 [ 7.196484] ? __lock_is_held+0xb6/0x140 [ 7.196484] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] ? check_preemption_disabled+0x48/0x290 [ 7.196484] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.196484] ? __lock_is_held+0xb6/0x140 [ 7.196484] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 7.196484] ? widen_string+0xe0/0x2e0 [ 7.196484] ? blkdev_writepages+0x30/0x30 [ 7.196484] read_cache_page+0x5e/0x70 [ 7.196484] read_dev_sector+0x12c/0x510 [ 7.196484] ? __delete_partition+0x210/0x210 [ 7.196484] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.196484] ? format_decode+0x227/0xb00 [ 7.196484] ? enable_ptr_key_workfn+0x30/0x30 [ 7.196484] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.196484] adfspart_check_ICS+0x153/0xfb0 [ 7.196484] ? memcpy+0x46/0x50 [ 7.196484] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.196484] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.196484] ? pointer+0x930/0x930 [ 7.196484] ? snprintf+0xbb/0xf0 [ 7.196484] ? vsprintf+0x40/0x40 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.196484] check_partition+0x3be/0x6d0 [ 7.196484] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.196484] rescan_partitions+0x187/0x970 [ 7.196484] ? up_write+0x7b/0x230 [ 7.196484] ? set_init_blocksize+0x1ac/0x260 [ 7.196484] __blkdev_get+0xda1/0x1560 [ 7.196484] ? blkdev_get_block+0xc0/0xc0 [ 7.196484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.196484] blkdev_get+0xc1/0xae0 [ 7.196484] ? unlock_new_inode+0xfa/0x140 [ 7.196484] ? bdget+0xfe/0x600 [ 7.196484] ? bdget+0x600/0x600 [ 7.196484] ? refcount_dec_and_test_checked+0x1b/0x20 [ 7.196484] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.196484] ? kobject_put+0x84/0xe0 [ 7.196484] ? put_device+0x25/0x30 [ 7.196484] __device_add_disk+0xe5e/0x13c0 [ 7.196484] ? blk_alloc_devt+0x2e0/0x2e0 [ 7.196484] ? sprintf+0xc0/0x100 [ 7.196484] ? scnprintf+0x140/0x140 [ 7.196484] ? disk_expand_part_tbl+0x3d0/0x3d0 [ 7.196484] ? lockdep_init_map+0x10c/0x5b0 [ 7.196484] device_add_disk+0x2b/0x40 [ 7.196484] brd_init+0x2e9/0x3fa [ 7.196484] ? ramdisk_size+0x2a/0x2a [ 7.196484] ? ramdisk_size+0x2a/0x2a [ 7.196484] ? ramdisk_size+0x2a/0x2a [ 7.196484] do_one_initcall+0x129/0x937 [ 7.196484] ? perf_trace_initcall_level+0x750/0x750 [ 7.196484] ? rcu_read_lock_sched_held+0x110/0x130 [ 7.196484] ? trace_initcall_level+0x2d5/0x321 [ 7.196484] ? arch_local_irq_restore+0x56/0x56 [ 7.196484] ? down_write_nested+0x130/0x130 [ 7.196484] ? down_read+0x120/0x120 [ 7.196484] ? kasan_unpoison_shadow+0x35/0x50 [ 7.196484] kernel_init_freeable+0x4d5/0x5c4 [ 7.196484] ? rest_init+0x37b/0x37b [ 7.196484] kernel_init+0x12/0x1c5 [ 7.196484] ret_from_fork+0x3a/0x50 [ 7.196484] [ 7.196484] Allocated by task 1: [ 7.196484] save_stack+0x45/0xd0 [ 7.196484] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 7.196484] kasan_slab_alloc+0xf/0x20 [ 7.196484] kmem_cache_alloc+0x12d/0x710 [ 7.196484] mempool_alloc_slab+0x47/0x60 [ 7.196484] mempool_alloc+0x19f/0x500 [ 7.196484] bio_alloc_bioset+0x3c1/0x720 [ 7.196484] submit_bh_wbc+0x133/0x7f0 [ 7.196484] block_read_full_page+0x946/0xfe0 [ 7.196484] blkdev_readpage+0x1d/0x30 [ 7.196484] do_read_cache_page+0x796/0x16a0 [ 7.196484] read_cache_page+0x5e/0x70 [ 7.196484] read_dev_sector+0x12c/0x510 [ 7.196484] adfspart_check_ICS+0x153/0xfb0 [ 7.196484] check_partition+0x3be/0x6d0 [ 7.196484] rescan_partitions+0x187/0x970 [ 7.196484] __blkdev_get+0xda1/0x1560 [ 7.196484] blkdev_get+0xc1/0xae0 [ 7.196484] __device_add_disk+0xe5e/0x13c0 [ 7.196484] device_add_disk+0x2b/0x40 [ 7.196484] brd_init+0x2e9/0x3fa [ 7.196484] do_one_initcall+0x129/0x937 [ 7.196484] kernel_init_freeable+0x4d5/0x5c4 [ 7.196484] kernel_init+0x12/0x1c5 [ 7.196484] ret_from_fork+0x3a/0x50 [ 7.196484] [ 7.196484] Freed by task 1: [ 7.196484] save_stack+0x45/0xd0 [ 7.196484] __kasan_slab_free+0x102/0x150 [ 7.196484] kasan_slab_free+0xe/0x10 [ 7.196484] kmem_cache_free+0x86/0x260 [ 7.196484] mempool_free_slab+0x1e/0x30 [ 7.196484] mempool_free+0xed/0x380 [ 7.196484] bio_free+0x324/0x570 [ 7.196484] bio_put+0x17a/0x1f0 [ 7.196484] end_bio_bh_io_sync+0xfb/0x140 [ 7.196484] bio_endio+0x840/0xfb0 [ 7.196484] brd_make_request+0x686/0x95a [ 7.196484] generic_make_request+0x92b/0x1810 [ 7.196484] submit_bio+0xba/0x480 [ 7.196484] submit_bh_wbc+0x5f7/0x7f0 [ 7.196484] block_read_full_page+0x946/0xfe0 [ 7.196484] blkdev_readpage+0x1d/0x30 [ 7.196484] do_read_cache_page+0x796/0x16a0 [ 7.196484] read_cache_page+0x5e/0x70 [ 7.196484] read_dev_sector+0x12c/0x510 [ 7.196484] adfspart_check_ICS+0x153/0xfb0 [ 7.196484] check_partition+0x3be/0x6d0 [ 7.196484] rescan_partitions+0x187/0x970 [ 7.196484] __blkdev_get+0xda1/0x1560 [ 7.196484] blkdev_get+0xc1/0xae0 [ 7.196484] __device_add_disk+0xe5e/0x13c0 [ 7.196484] device_add_disk+0x2b/0x40 [ 7.196484] brd_init+0x2e9/0x3fa [ 7.196484] do_one_initcall+0x129/0x937 [ 7.196484] kernel_init_freeable+0x4d5/0x5c4 [ 7.196484] kernel_init+0x12/0x1c5 [ 7.196484] ret_from_fork+0x3a/0x50 [ 7.196484] [ 7.196484] The buggy address belongs to the object at ffff8880a3890840 [ 7.196484] which belongs to the cache bio-0 of size 200 [ 7.196484] The buggy address is located 20 bytes inside of [ 7.196484] 200-byte region [ffff8880a3890840, ffff8880a3890908) [ 7.196484] The buggy address belongs to the page: [ 7.196484] page:ffffea00028e2400 count:1 mapcount:0 mapping:ffff8880a95ea3c0 index:0x0 [ 7.196484] flags: 0x1fffc0000000200(slab) [ 7.196484] raw: 01fffc0000000200 ffffea00028fbcc8 ffffea00028e5448 ffff8880a95ea3c0 [ 7.196484] raw: 0000000000000000 ffff8880a38900c0 000000010000000c 0000000000000000 [ 7.196484] page dumped because: kasan: bad access detected [ 7.196484] [ 7.196484] Memory state around the buggy address: [ 7.196484] ffff8880a3890700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 7.196484] ffff8880a3890780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 7.196484] >ffff8880a3890800: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 7.196484] ^ [ 7.196484] ffff8880a3890880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 7.196484] ffff8880a3890900: fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 7.196484] ================================================================== [ 7.196484] Disabling lock debugging due to kernel taint [ 7.405502] Kernel panic - not syncing: panic_on_warn set ... [ 7.406947] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G B 5.0.0-rc3+ #50 [ 7.408836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.411073] Call Trace: [ 7.411692] dump_stack+0x1db/0x2d0 [ 7.412548] ? dump_stack_print_info.cold+0x20/0x20 [ 7.413772] panic+0x2cb/0x65c [ 7.414546] ? add_taint.cold+0x16/0x16 [ 7.415130] ? retint_kernel+0x2d/0x2d [ 7.415130] ? trace_hardirqs_on+0xb4/0x310 [ 7.415130] ? generic_make_request+0x14dd/0x1810 [ 7.415130] end_report+0x47/0x4f [ 7.415130] ? generic_make_request+0x14dd/0x1810 [ 7.415130] kasan_report.cold+0xe/0x40 [ 7.415130] ? generic_make_request+0x14dd/0x1810 [ 7.415130] __asan_report_load2_noabort+0x14/0x20 [ 7.415130] generic_make_request+0x14dd/0x1810 [ 7.415130] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 7.415130] ? blk_queue_enter+0x1200/0x1200 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] ? check_preemption_disabled+0x48/0x290 [ 7.415130] ? guard_bio_eod+0x1cc/0x630 [ 7.415130] ? find_held_lock+0x35/0x120 [ 7.415130] ? guard_bio_eod+0x1cc/0x630 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] submit_bio+0xba/0x480 [ 7.415130] ? submit_bio+0xba/0x480 [ 7.415130] ? rcu_read_unlock_special+0x380/0x380 [ 7.415130] ? generic_make_request+0x1810/0x1810 [ 7.415130] ? __bio_add_page+0x11e/0x280 [ 7.415130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.415130] ? guard_bio_eod+0x293/0x630 [ 7.415130] submit_bh_wbc+0x5f7/0x7f0 [ 7.415130] block_read_full_page+0x946/0xfe0 [ 7.415130] ? check_disk_change+0x140/0x140 [ 7.415130] ? __bread_gfp+0x300/0x300 [ 7.415130] ? __inc_numa_state+0x49/0xe0 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] ? alloc_page_interleave+0x91/0x1c0 [ 7.415130] ? alloc_pages_current+0x10f/0x210 [ 7.415130] ? __page_cache_alloc+0x19c/0x620 [ 7.415130] ? __filemap_set_wb_err+0x3f0/0x3f0 [ 7.415130] blkdev_readpage+0x1d/0x30 [ 7.415130] do_read_cache_page+0x796/0x16a0 [ 7.415130] ? blkdev_writepages+0x30/0x30 [ 7.415130] ? grab_cache_page_write_begin+0xb0/0xb0 [ 7.415130] ? mark_held_locks+0xb1/0x100 [ 7.415130] ? mark_held_locks+0x100/0x100 [ 7.415130] ? depot_save_stack+0x1de/0x460 [ 7.415130] ? trace_hardirqs_off_caller+0x300/0x300 [ 7.415130] ? do_raw_spin_trylock+0x270/0x270 [ 7.415130] ? __lock_is_held+0xb6/0x140 [ 7.415130] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] ? check_preemption_disabled+0x48/0x290 [ 7.415130] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.415130] ? __lock_is_held+0xb6/0x140 [ 7.415130] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 7.415130] ? widen_string+0xe0/0x2e0 [ 7.415130] ? blkdev_writepages+0x30/0x30 [ 7.415130] read_cache_page+0x5e/0x70 [ 7.415130] read_dev_sector+0x12c/0x510 [ 7.415130] ? __delete_partition+0x210/0x210 [ 7.415130] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.415130] ? format_decode+0x227/0xb00 [ 7.415130] ? enable_ptr_key_workfn+0x30/0x30 [ 7.415130] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.415130] adfspart_check_ICS+0x153/0xfb0 [ 7.415130] ? memcpy+0x46/0x50 [ 7.415130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.415130] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.415130] ? pointer+0x930/0x930 [ 7.415130] ? snprintf+0xbb/0xf0 [ 7.415130] ? vsprintf+0x40/0x40 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.415130] check_partition+0x3be/0x6d0 [ 7.415130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.415130] rescan_partitions+0x187/0x970 [ 7.415130] ? up_write+0x7b/0x230 [ 7.415130] ? set_init_blocksize+0x1ac/0x260 [ 7.415130] __blkdev_get+0xda1/0x1560 [ 7.415130] ? blkdev_get_block+0xc0/0xc0 [ 7.415130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.415130] blkdev_get+0xc1/0xae0 [ 7.415130] ? unlock_new_inode+0xfa/0x140 [ 7.415130] ? bdget+0xfe/0x600 [ 7.415130] ? bdget+0x600/0x600 [ 7.415130] ? refcount_dec_and_test_checked+0x1b/0x20 [ 7.415130] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.415130] ? kobject_put+0x84/0xe0 [ 7.415130] ? put_device+0x25/0x30 [ 7.415130] __device_add_disk+0xe5e/0x13c0 [ 7.415130] ? blk_alloc_devt+0x2e0/0x2e0 [ 7.415130] ? sprintf+0xc0/0x100 [ 7.415130] ? scnprintf+0x140/0x140 [ 7.415130] ? disk_expand_part_tbl+0x3d0/0x3d0 [ 7.415130] ? lockdep_init_map+0x10c/0x5b0 [ 7.415130] device_add_disk+0x2b/0x40 [ 7.415130] brd_init+0x2e9/0x3fa [ 7.415130] ? ramdisk_size+0x2a/0x2a [ 7.415130] ? ramdisk_size+0x2a/0x2a [ 7.415130] ? ramdisk_size+0x2a/0x2a [ 7.415130] do_one_initcall+0x129/0x937 [ 7.415130] ? perf_trace_initcall_level+0x750/0x750 [ 7.415130] ? rcu_read_lock_sched_held+0x110/0x130 [ 7.415130] ? trace_initcall_level+0x2d5/0x321 [ 7.415130] ? arch_local_irq_restore+0x56/0x56 [ 7.415130] ? down_write_nested+0x130/0x130 [ 7.415130] ? down_read+0x120/0x120 [ 7.415130] ? kasan_unpoison_shadow+0x35/0x50 [ 7.415130] kernel_init_freeable+0x4d5/0x5c4 [ 7.415130] ? rest_init+0x37b/0x37b [ 7.415130] kernel_init+0x12/0x1c5 [ 7.415130] ret_from_fork+0x3a/0x50 [ 7.415130] Kernel Offset: disabled [ 7.415130] Rebooting in 86400 seconds..