failed to run ["ssh" "-p" "22" "-i" "/syzkaller/managers/upstream-net-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-kasan-gce/latest.tmp/key" "root@10.128.15.199" "pwd"]: exit status 255 ssh: connect to host 10.128.15.199 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-kasan-gce-test-0 port 1 (session ID: a720a0d35729a5eb8e910c26d18742a4fd02dc2a19a5a8310479d0cf4333e9d3, 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: 0x0000000008cba2e9 input_len: 0x0000000003548d65 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)) #25 SMP PREEMPT Mon Jan 28 01:03:12 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 [ 0.000005] kvm-clock: cpu 0, msr a9ae001, primary cpu clock [ 0.000005] kvm-clock: using sched offset of 3928951477 cycles [ 0.001832] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.013980] tsc: Detected 2300.000 MHz processor [ 0.017633] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.019866] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.022186] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.028231] found SMP MP-table at [mem 0x000f2cc0-0x000f2ccf] mapped at [(____ptrval____)] [ 0.031438] check: Scanning 1 areas for low memory corruption [ 0.033188] Using GB pages for direct mapping [ 0.036780] ACPI: Early table checksum verification disabled [ 0.038670] ACPI: RSDP 0x00000000000F2A90 000014 (v00 Google) [ 0.040575] ACPI: RSDT 0x00000000BFFFDBA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.043221] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.046255] ACPI: DSDT 0x00000000BFFFDBE0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.048932] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.050416] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.051877] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.054496] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.057274] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.059970] ACPI: SRAT 0x00000000BFFFF3A0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.062947] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.064403] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.065693] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.068007] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.069752] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.071819] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.075307] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.078810] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.081109] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.089078] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.091935] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.150664] Zone ranges: [ 0.151907] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.154699] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.156550] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.158549] Movable zone start for each node [ 0.159879] Early memory node ranges [ 0.160919] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.163078] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.167043] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.170415] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.172479] Zeroed struct page in unavailable ranges: 101 pages [ 0.172487] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.275511] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.778888] kasan: KernelAddressSanitizer initialized [ 0.780985] ACPI: PM-Timer IO Port: 0xb008 [ 0.782176] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.783942] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.786035] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.788214] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.790295] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.792495] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.794696] Using ACPI (MADT) for SMP configuration information [ 0.796421] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.798018] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.800274] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.802116] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.804193] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.805990] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.807826] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.809669] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.811603] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.813348] Booting paravirtualized kernel on KVM [ 0.814846] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.817884] random: get_random_bytes called from start_kernel+0x106/0x8b7 with crng_init=0 [ 0.820587] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.824230] percpu: Embedded 56 pages/cpu @(____ptrval____) s189640 r8192 d31544 u1048576 [ 0.827042] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.829333] Policy zone: Normal [ 0.830253] 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 [ 1.589482] Memory: 6484672K/7863916K available (116759K kernel code, 14206K rwdata, 18540K rodata, 3216K init, 25076K bss, 1379244K reserved, 0K cma-reserved) [ 1.600166] Running RCU self tests [ 1.601265] rcu: Preemptible hierarchical RCU implementation. [ 1.603101] rcu: RCU lockdep checking is enabled. [ 1.604553] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.606481] rcu: RCU callback double-/use-after-free debug enabled. [ 1.608300] Tasks RCU enabled. [ 1.609186] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.611496] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.620602] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.626042] Console: colour VGA+ 80x25 [ 1.627268] printk: console [ttyS0] enabled [ 1.627268] printk: console [ttyS0] enabled [ 1.629474] printk: bootconsole [earlyser0] disabled [ 1.629474] printk: bootconsole [earlyser0] disabled [ 1.632102] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.634300] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.635422] ... MAX_LOCK_DEPTH: 48 [ 1.636575] ... MAX_LOCKDEP_KEYS: 8191 [ 1.637979] ... CLASSHASH_SIZE: 4096 [ 1.639284] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.640649] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.641981] ... CHAINHASH_SIZE: 32768 [ 1.643323] memory used by lock dependency info: 7263 kB [ 1.644936] per task-struct memory footprint: 1920 bytes [ 1.646721] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.650035] ACPI: Core revision 20181213 [ 1.651924] APIC: Switch to symmetric I/O mode setup [ 1.653981] x2apic enabled [ 1.656472] Switched APIC routing to physical x2apic. [ 1.661442] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.663446] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.666710] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.669420] pid_max: default: 32768 minimum: 301 [ 1.671802] LSM: Security Framework initializing [ 1.676715] Yama: becoming mindful. [ 1.678812] AppArmor: AppArmor initialized [ 1.687075] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.692412] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.695112] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.696778] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.701862] mce: CPU supports 32 MCE banks [ 1.703425] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.705370] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.706728] Spectre V2 : Mitigation: Full generic retpoline [ 1.708551] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.711064] Speculative Store Bypass: Vulnerable [ 1.713243] Freeing SMP alternatives memory: 72K [ 1.726687] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.776795] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.796712] rcu: Hierarchical SRCU implementation. [ 1.816957] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.846708] smp: Bringing up secondary CPUs ... [ 1.928987] x86: Booting SMP configuration: [ 1.930402] .... node #0, CPUs: #1 [ 0.054004] kvm-clock: cpu 1, msr a9ae041, secondary cpu clock [ 1.934140] smp: Brought up 2 nodes, 2 CPUs [ 1.934140] smpboot: Max logical packages: 1 [ 1.936764] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.940142] devtmpfs: initialized [ 1.956988] kworker/u4:0 (23) used greatest stack depth: 25560 bytes left [ 1.959201] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.966841] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.970227] xor: automatically using best checksumming function avx [ 1.973262] RTC time: 01:07:56, date: 2019-01-28 [ 1.977394] NET: Registered protocol family 16 [ 1.981884] audit: initializing netlink subsys (disabled) [ 1.983725] audit: type=2000 audit(1548637676.299:1): state=initialized audit_enabled=0 res=1 [ 1.991122] cpuidle: using governor menu [ 1.993863] ACPI: bus type PCI registered [ 1.997120] dca service started, version 1.12.1 [ 1.997572] PCI: Using configuration type 1 for base access [ 2.059129] kworker/u4:3 (240) used greatest stack depth: 25256 bytes left [ 2.181984] kworker/u4:3 (572) used greatest stack depth: 23928 bytes left [ 2.329924] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.329924] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.329924] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.337836] cryptd: max_cpu_qlen set to 1000 [ 2.516709] raid6: avx2x4 gen() 11698 MB/s [ 2.686731] raid6: avx2x4 xor() 6152 MB/s [ 2.849375] raid6: avx2x2 gen() 6821 MB/s [ 3.019335] raid6: avx2x2 xor() 3419 MB/s [ 3.189343] raid6: avx2x1 gen() 1667 MB/s [ 3.359313] raid6: avx2x1 xor() 2011 MB/s [ 3.529313] raid6: sse2x4 gen() 6026 MB/s [ 3.699305] raid6: sse2x4 xor() 3240 MB/s [ 3.876703] raid6: sse2x2 gen() 3766 MB/s [ 4.039317] raid6: sse2x2 xor() 1838 MB/s [ 4.209341] raid6: sse2x1 gen() 1076 MB/s [ 4.379315] raid6: sse2x1 xor() 1021 MB/s [ 4.380756] raid6: using algorithm avx2x4 gen() 11698 MB/s [ 4.382473] raid6: .... xor() 6152 MB/s, rmw enabled [ 4.384000] raid6: using avx2x2 recovery algorithm [ 4.387378] ACPI: Added _OSI(Module Device) [ 4.387378] ACPI: Added _OSI(Processor Device) [ 4.388064] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.389603] ACPI: Added _OSI(Processor Aggregator Device) [ 4.391323] ACPI: Added _OSI(Linux-Dell-Video) [ 4.392766] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.394451] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.441568] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.494197] ACPI: Interpreter enabled [ 4.494197] ACPI: (supports S0 S3 S4 S5) [ 4.495173] ACPI: Using IOAPIC for interrupt routing [ 4.497060] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.501755] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.577841] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.579991] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 4.582337] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.596712] PCI host bridge to bus 0000:00 [ 4.597929] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.597929] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.597929] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.597929] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.599004] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.644269] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.716958] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.717969] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.722404] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.727464] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.730849] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.747577] vgaarb: loaded [ 4.748605] SCSI subsystem initialized [ 4.750050] ACPI: bus type USB registered [ 4.750050] usbcore: registered new interface driver usbfs [ 4.757231] usbcore: registered new interface driver hub [ 4.757231] usbcore: registered new device driver usb [ 4.757431] media: Linux media interface: v0.10 [ 4.757431] videodev: Linux video capture interface: v2.00 [ 4.767167] pps_core: LinuxPPS API ver. 1 registered [ 4.767167] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.767167] PTP clock support registered [ 4.768827] EDAC MC: Ver: 3.0.0 [ 4.807360] Advanced Linux Sound Architecture Driver Initialized. [ 4.817305] PCI: Using ACPI for IRQ routing [ 4.821378] Bluetooth: Core ver 2.22 [ 4.822613] NET: Registered protocol family 31 [ 4.824033] Bluetooth: HCI device and connection manager initialized [ 4.826745] Bluetooth: HCI socket layer initialized [ 4.828294] Bluetooth: L2CAP socket layer initialized [ 4.829921] Bluetooth: SCO socket layer initialized [ 4.831510] NET: Registered protocol family 8 [ 4.832934] NET: Registered protocol family 20 [ 4.834613] NetLabel: Initializing [ 4.835717] NetLabel: domain hash size = 128 [ 4.836801] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.838844] NetLabel: unlabeled traffic allowed by default [ 4.841092] nfc: nfc_init: NFC Core ver 0.1 [ 4.841092] NET: Registered protocol family 39 [ 4.848250] clocksource: Switched to clocksource kvm-clock [ 6.574772] VFS: Disk quotas dquot_6.6.0 [ 6.575789] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.577381] FS-Cache: Loaded [ 6.578744] CacheFiles: Loaded [ 6.580585] AppArmor: AppArmor Filesystem Enabled [ 6.581802] pnp: PnP ACPI init [ 6.591924] pnp: PnP ACPI: found 7 devices [ 6.633340] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.635910] NET: Registered protocol family 2 [ 6.639495] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 6.641087] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.644281] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.648885] TCP: Hash tables configured (established 65536 bind 65536) [ 6.650219] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.651799] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.654368] NET: Registered protocol family 1 [ 6.656109] RPC: Registered named UNIX socket transport module. [ 6.658449] RPC: Registered udp transport module. [ 6.659123] RPC: Registered tcp transport module. [ 6.659770] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.671729] NET: Registered protocol family 44 [ 6.672510] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.674004] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.674984] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 6.678172] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 6.679520] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 6.680306] RAPL PMU: hw unit of domain package 2^-0 Joules [ 6.681085] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 6.682229] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 6.684834] kvm: already loaded the other module [ 6.685507] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.687314] mce: Machine check injector initialized [ 6.690876] check: Scanning for low memory corruption every 60 seconds [ 6.770547] Initialise system trusted keyrings [ 6.772105] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.773462] zbud: loaded [ 6.777190] DLM installed [ 6.779681] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.782015] FS-Cache: Netfs 'nfs' registered for caching [ 6.783577] NFS: Registering the id_resolver key type [ 6.784313] Key type id_resolver registered [ 6.784944] Key type id_legacy registered [ 6.785523] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.786502] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.790799] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.792134] fuse init (API version 7.28) [ 6.794577] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.802966] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 6.807529] 9p: Installing v9fs 9p2000 file system support [ 6.808431] FS-Cache: Netfs '9p' registered for caching [ 6.811606] gfs2: GFS2 installed [ 6.814095] FS-Cache: Netfs 'ceph' registered for caching [ 6.815107] ceph: loaded (mds proto 32) [ 6.892115] NET: Registered protocol family 38 [ 6.894921] async_tx: api initialized (async) [ 6.895710] Key type asymmetric registered [ 6.896389] Asymmetric key parser 'x509' registered [ 6.898839] Asymmetric key parser 'pkcs8' registered [ 6.899612] Key type pkcs7_test registered [ 6.900245] Asymmetric key parser 'tpm_parser' registered [ 6.901171] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 6.902791] io scheduler mq-deadline registered [ 6.903549] io scheduler kyber registered [ 6.904327] io scheduler bfq registered [ 6.909592] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.918833] ACPI: Power Button [PWRF] [ 6.920195] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.921465] ACPI: Sleep Button [SLPF] [ 6.935725] ioatdma: Intel(R) QuickData Technology Driver 4.00 [ 6.946219] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.947262] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.959587] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 6.960653] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.194887] HDLC line discipline maxframe=4096 [ 7.195803] N_HDLC line discipline registered. [ 7.196420] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.220731] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.245756] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.270854] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.295424] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.302960] Non-volatile memory driver v1.3 [ 7.304630] Linux agpgart interface v0.103 [ 7.311772] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.313875] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.315535] [drm] Driver supports precise vblank timestamp query. [ 7.319942] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.321499] usbcore: registered new interface driver udl [ 7.335412] ================================================================== [ 7.336707] BUG: KASAN: use-after-free in generic_make_request+0x14dd/0x1810 [ 7.336707] Read of size 2 at addr ffff8882191ca6d4 by task swapper/0/1 [ 7.336707] [ 7.336707] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.0.0-rc3+ #25 [ 7.336707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.336707] Call Trace: [ 7.336707] dump_stack+0x1db/0x2d0 [ 7.336707] ? dump_stack_print_info.cold+0x20/0x20 [ 7.336707] ? generic_make_request+0x14dd/0x1810 [ 7.336707] print_address_description.cold+0x7c/0x20d [ 7.336707] ? generic_make_request+0x14dd/0x1810 [ 7.336707] ? generic_make_request+0x14dd/0x1810 [ 7.336707] kasan_report.cold+0x1b/0x40 [ 7.336707] ? generic_make_request+0x14dd/0x1810 [ 7.336707] __asan_report_load2_noabort+0x14/0x20 [ 7.336707] generic_make_request+0x14dd/0x1810 [ 7.336707] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 7.336707] ? blk_queue_enter+0x1200/0x1200 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] ? check_preemption_disabled+0x48/0x290 [ 7.336707] ? guard_bio_eod+0x1cc/0x630 [ 7.336707] ? find_held_lock+0x35/0x120 [ 7.336707] ? guard_bio_eod+0x1cc/0x630 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] submit_bio+0xba/0x480 [ 7.336707] ? submit_bio+0xba/0x480 [ 7.336707] ? rcu_read_unlock_special+0x380/0x380 [ 7.336707] ? generic_make_request+0x1810/0x1810 [ 7.336707] ? __bio_add_page+0x11e/0x280 [ 7.336707] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.336707] ? guard_bio_eod+0x293/0x630 [ 7.336707] submit_bh_wbc+0x5f7/0x7f0 [ 7.336707] block_read_full_page+0x946/0xfe0 [ 7.336707] ? check_disk_change+0x140/0x140 [ 7.336707] ? __bread_gfp+0x300/0x300 [ 7.336707] ? __inc_numa_state+0x49/0xe0 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] ? alloc_page_interleave+0x91/0x1c0 [ 7.336707] ? alloc_pages_current+0x10f/0x210 [ 7.336707] ? __page_cache_alloc+0x19c/0x620 [ 7.336707] ? __filemap_set_wb_err+0x3f0/0x3f0 [ 7.336707] blkdev_readpage+0x1d/0x30 [ 7.336707] do_read_cache_page+0x796/0x16a0 [ 7.336707] ? blkdev_writepages+0x30/0x30 [ 7.336707] ? grab_cache_page_write_begin+0xb0/0xb0 [ 7.336707] ? mark_held_locks+0xb1/0x100 [ 7.336707] ? mark_held_locks+0x100/0x100 [ 7.336707] ? depot_save_stack+0x1de/0x460 [ 7.336707] ? trace_hardirqs_off_caller+0x300/0x300 [ 7.336707] ? do_raw_spin_trylock+0x270/0x270 [ 7.336707] ? __lock_is_held+0xb6/0x140 [ 7.336707] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] ? check_preemption_disabled+0x48/0x290 [ 7.336707] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.336707] ? __lock_is_held+0xb6/0x140 [ 7.336707] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 7.336707] ? widen_string+0xe0/0x2e0 [ 7.336707] ? blkdev_writepages+0x30/0x30 [ 7.336707] read_cache_page+0x5e/0x70 [ 7.336707] read_dev_sector+0x12c/0x510 [ 7.336707] ? __delete_partition+0x210/0x210 [ 7.336707] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.336707] ? format_decode+0x227/0xb00 [ 7.336707] ? enable_ptr_key_workfn+0x30/0x30 [ 7.336707] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.336707] adfspart_check_ICS+0x153/0xfb0 [ 7.336707] ? memcpy+0x46/0x50 [ 7.336707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.336707] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.336707] ? pointer+0x930/0x930 [ 7.336707] ? snprintf+0xbb/0xf0 [ 7.336707] ? vsprintf+0x40/0x40 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.336707] check_partition+0x3be/0x6d0 [ 7.336707] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.336707] rescan_partitions+0x187/0x970 [ 7.336707] ? up_write+0x7b/0x230 [ 7.336707] ? set_init_blocksize+0x1ac/0x260 [ 7.336707] __blkdev_get+0xda1/0x1560 [ 7.336707] ? blkdev_get_block+0xc0/0xc0 [ 7.336707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.336707] blkdev_get+0xc1/0xae0 [ 7.336707] ? unlock_new_inode+0xfa/0x140 [ 7.336707] ? bdget+0xfe/0x600 [ 7.336707] ? bdget+0x600/0x600 [ 7.336707] ? refcount_dec_and_test_checked+0x1b/0x20 [ 7.336707] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.336707] ? kobject_put+0x84/0xe0 [ 7.336707] ? put_device+0x25/0x30 [ 7.336707] __device_add_disk+0xe5e/0x13c0 [ 7.336707] ? blk_alloc_devt+0x2e0/0x2e0 [ 7.336707] ? sprintf+0xc0/0x100 [ 7.336707] ? scnprintf+0x140/0x140 [ 7.336707] ? disk_expand_part_tbl+0x3d0/0x3d0 [ 7.336707] ? lockdep_init_map+0x10c/0x5b0 [ 7.336707] device_add_disk+0x2b/0x40 [ 7.336707] brd_init+0x2e9/0x3fa [ 7.336707] ? ramdisk_size+0x2a/0x2a [ 7.336707] ? ramdisk_size+0x2a/0x2a [ 7.336707] ? ramdisk_size+0x2a/0x2a [ 7.336707] do_one_initcall+0x129/0x937 [ 7.336707] ? perf_trace_initcall_level+0x750/0x750 [ 7.336707] ? rcu_read_lock_sched_held+0x110/0x130 [ 7.336707] ? trace_initcall_level+0x2d5/0x321 [ 7.336707] ? arch_local_irq_restore+0x56/0x56 [ 7.336707] ? down_write_nested+0x130/0x130 [ 7.336707] ? down_read+0x120/0x120 [ 7.336707] ? kasan_unpoison_shadow+0x35/0x50 [ 7.336707] kernel_init_freeable+0x4d5/0x5c4 [ 7.336707] ? rest_init+0x37b/0x37b [ 7.336707] kernel_init+0x12/0x1c5 [ 7.336707] ret_from_fork+0x3a/0x50 [ 7.336707] [ 7.336707] Allocated by task 1: [ 7.336707] save_stack+0x45/0xd0 [ 7.336707] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 7.336707] kasan_slab_alloc+0xf/0x20 [ 7.336707] kmem_cache_alloc+0x12d/0x710 [ 7.336707] mempool_alloc_slab+0x47/0x60 [ 7.336707] mempool_alloc+0x19f/0x500 [ 7.336707] bio_alloc_bioset+0x3c1/0x720 [ 7.336707] submit_bh_wbc+0x133/0x7f0 [ 7.336707] block_read_full_page+0x946/0xfe0 [ 7.336707] blkdev_readpage+0x1d/0x30 [ 7.336707] do_read_cache_page+0x796/0x16a0 [ 7.336707] read_cache_page+0x5e/0x70 [ 7.336707] read_dev_sector+0x12c/0x510 [ 7.336707] adfspart_check_ICS+0x153/0xfb0 [ 7.336707] check_partition+0x3be/0x6d0 [ 7.336707] rescan_partitions+0x187/0x970 [ 7.336707] __blkdev_get+0xda1/0x1560 [ 7.336707] blkdev_get+0xc1/0xae0 [ 7.336707] __device_add_disk+0xe5e/0x13c0 [ 7.336707] device_add_disk+0x2b/0x40 [ 7.336707] brd_init+0x2e9/0x3fa [ 7.336707] do_one_initcall+0x129/0x937 [ 7.336707] kernel_init_freeable+0x4d5/0x5c4 [ 7.336707] kernel_init+0x12/0x1c5 [ 7.336707] ret_from_fork+0x3a/0x50 [ 7.336707] [ 7.336707] Freed by task 1: [ 7.336707] save_stack+0x45/0xd0 [ 7.336707] __kasan_slab_free+0x102/0x150 [ 7.336707] kasan_slab_free+0xe/0x10 [ 7.336707] kmem_cache_free+0x86/0x260 [ 7.336707] mempool_free_slab+0x1e/0x30 [ 7.336707] mempool_free+0xed/0x380 [ 7.336707] bio_free+0x324/0x570 [ 7.336707] bio_put+0x17a/0x1f0 [ 7.336707] end_bio_bh_io_sync+0xfb/0x140 [ 7.336707] bio_endio+0x840/0xfb0 [ 7.336707] brd_make_request+0x686/0x95a [ 7.336707] generic_make_request+0x92b/0x1810 [ 7.336707] submit_bio+0xba/0x480 [ 7.336707] submit_bh_wbc+0x5f7/0x7f0 [ 7.336707] block_read_full_page+0x946/0xfe0 [ 7.336707] blkdev_readpage+0x1d/0x30 [ 7.336707] do_read_cache_page+0x796/0x16a0 [ 7.336707] read_cache_page+0x5e/0x70 [ 7.336707] read_dev_sector+0x12c/0x510 [ 7.336707] adfspart_check_ICS+0x153/0xfb0 [ 7.336707] check_partition+0x3be/0x6d0 [ 7.336707] rescan_partitions+0x187/0x970 [ 7.336707] __blkdev_get+0xda1/0x1560 [ 7.336707] blkdev_get+0xc1/0xae0 [ 7.336707] __device_add_disk+0xe5e/0x13c0 [ 7.336707] device_add_disk+0x2b/0x40 [ 7.336707] brd_init+0x2e9/0x3fa [ 7.336707] do_one_initcall+0x129/0x937 [ 7.336707] kernel_init_freeable+0x4d5/0x5c4 [ 7.336707] kernel_init+0x12/0x1c5 [ 7.336707] ret_from_fork+0x3a/0x50 [ 7.336707] [ 7.336707] The buggy address belongs to the object at ffff8882191ca6c0 [ 7.336707] which belongs to the cache bio-0 of size 200 [ 7.336707] The buggy address is located 20 bytes inside of [ 7.336707] 200-byte region [ffff8882191ca6c0, ffff8882191ca788) [ 7.336707] The buggy address belongs to the page: [ 7.336707] page:ffffea0008647280 count:1 mapcount:0 mapping:ffff88821b6fbe40 index:0xffff8882191cae40 [ 7.336707] flags: 0x6fffc0000000200(slab) [ 7.336707] raw: 06fffc0000000200 ffff88821b37ee38 ffff88821b37ee38 ffff88821b6fbe40 [ 7.336707] raw: ffff8882191cae40 ffff8882191ca080 0000000100000006 0000000000000000 [ 7.336707] page dumped because: kasan: bad access detected [ 7.336707] [ 7.336707] Memory state around the buggy address: [ 7.336707] ffff8882191ca580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 7.336707] ffff8882191ca600: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 7.336707] >ffff8882191ca680: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 7.336707] ^ [ 7.336707] ffff8882191ca700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 7.336707] ffff8882191ca780: fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 7.336707] ================================================================== [ 7.336707] Disabling lock debugging due to kernel taint [ 7.492342] Kernel panic - not syncing: panic_on_warn set ... [ 7.493138] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G B 5.0.0-rc3+ #25 [ 7.494262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.495802] Call Trace: [ 7.496168] dump_stack+0x1db/0x2d0 [ 7.496692] ? dump_stack_print_info.cold+0x20/0x20 [ 7.497447] panic+0x2cb/0x65c [ 7.497950] ? add_taint.cold+0x16/0x16 [ 7.498562] ? retint_kernel+0x2d/0x2d [ 7.499206] ? trace_hardirqs_on+0xb4/0x310 [ 7.500237] ? generic_make_request+0x14dd/0x1810 [ 7.501086] end_report+0x47/0x4f [ 7.501937] ? generic_make_request+0x14dd/0x1810 [ 7.502241] kasan_report.cold+0xe/0x40 [ 7.502241] ? generic_make_request+0x14dd/0x1810 [ 7.502241] __asan_report_load2_noabort+0x14/0x20 [ 7.502241] generic_make_request+0x14dd/0x1810 [ 7.502241] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 7.502241] ? blk_queue_enter+0x1200/0x1200 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] ? check_preemption_disabled+0x48/0x290 [ 7.502241] ? guard_bio_eod+0x1cc/0x630 [ 7.502241] ? find_held_lock+0x35/0x120 [ 7.502241] ? guard_bio_eod+0x1cc/0x630 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] submit_bio+0xba/0x480 [ 7.502241] ? submit_bio+0xba/0x480 [ 7.502241] ? rcu_read_unlock_special+0x380/0x380 [ 7.502241] ? generic_make_request+0x1810/0x1810 [ 7.502241] ? __bio_add_page+0x11e/0x280 [ 7.502241] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.502241] ? guard_bio_eod+0x293/0x630 [ 7.502241] submit_bh_wbc+0x5f7/0x7f0 [ 7.502241] block_read_full_page+0x946/0xfe0 [ 7.502241] ? check_disk_change+0x140/0x140 [ 7.502241] ? __bread_gfp+0x300/0x300 [ 7.502241] ? __inc_numa_state+0x49/0xe0 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] ? alloc_page_interleave+0x91/0x1c0 [ 7.502241] ? alloc_pages_current+0x10f/0x210 [ 7.502241] ? __page_cache_alloc+0x19c/0x620 [ 7.502241] ? __filemap_set_wb_err+0x3f0/0x3f0 [ 7.502241] blkdev_readpage+0x1d/0x30 [ 7.502241] do_read_cache_page+0x796/0x16a0 [ 7.502241] ? blkdev_writepages+0x30/0x30 [ 7.502241] ? grab_cache_page_write_begin+0xb0/0xb0 [ 7.502241] ? mark_held_locks+0xb1/0x100 [ 7.502241] ? mark_held_locks+0x100/0x100 [ 7.502241] ? depot_save_stack+0x1de/0x460 [ 7.502241] ? trace_hardirqs_off_caller+0x300/0x300 [ 7.502241] ? do_raw_spin_trylock+0x270/0x270 [ 7.502241] ? __lock_is_held+0xb6/0x140 [ 7.502241] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] ? check_preemption_disabled+0x48/0x290 [ 7.502241] ? add_lock_to_list.isra.0+0x450/0x450 [ 7.502241] ? __lock_is_held+0xb6/0x140 [ 7.502241] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 7.502241] ? widen_string+0xe0/0x2e0 [ 7.502241] ? blkdev_writepages+0x30/0x30 [ 7.502241] read_cache_page+0x5e/0x70 [ 7.502241] read_dev_sector+0x12c/0x510 [ 7.502241] ? __delete_partition+0x210/0x210 [ 7.502241] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.502241] ? format_decode+0x227/0xb00 [ 7.502241] ? enable_ptr_key_workfn+0x30/0x30 [ 7.502241] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.502241] adfspart_check_ICS+0x153/0xfb0 [ 7.502241] ? memcpy+0x46/0x50 [ 7.502241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.502241] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.502241] ? pointer+0x930/0x930 [ 7.502241] ? snprintf+0xbb/0xf0 [ 7.502241] ? vsprintf+0x40/0x40 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] ? adfspart_check_ADFS+0x9c0/0x9c0 [ 7.502241] check_partition+0x3be/0x6d0 [ 7.502241] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 7.502241] rescan_partitions+0x187/0x970 [ 7.502241] ? up_write+0x7b/0x230 [ 7.502241] ? set_init_blocksize+0x1ac/0x260 [ 7.502241] __blkdev_get+0xda1/0x1560 [ 7.502241] ? blkdev_get_block+0xc0/0xc0 [ 7.502241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 7.502241] blkdev_get+0xc1/0xae0 [ 7.502241] ? unlock_new_inode+0xfa/0x140 [ 7.502241] ? bdget+0xfe/0x600 [ 7.502241] ? bdget+0x600/0x600 [ 7.502241] ? refcount_dec_and_test_checked+0x1b/0x20 [ 7.502241] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 7.502241] ? kobject_put+0x84/0xe0 [ 7.502241] ? put_device+0x25/0x30 [ 7.502241] __device_add_disk+0xe5e/0x13c0 [ 7.502241] ? blk_alloc_devt+0x2e0/0x2e0 [ 7.502241] ? sprintf+0xc0/0x100 [ 7.502241] ? scnprintf+0x140/0x140 [ 7.502241] ? disk_expand_part_tbl+0x3d0/0x3d0 [ 7.502241] ? lockdep_init_map+0x10c/0x5b0 [ 7.502241] device_add_disk+0x2b/0x40 [ 7.502241] brd_init+0x2e9/0x3fa [ 7.502241] ? ramdisk_size+0x2a/0x2a [ 7.502241] ? ramdisk_size+0x2a/0x2a [ 7.502241] ? ramdisk_size+0x2a/0x2a [ 7.502241] do_one_initcall+0x129/0x937 [ 7.502241] ? perf_trace_initcall_level+0x750/0x750 [ 7.502241] ? rcu_read_lock_sched_held+0x110/0x130 [ 7.502241] ? trace_initcall_level+0x2d5/0x321 [ 7.502241] ? arch_local_irq_restore+0x56/0x56 [ 7.502241] ? down_write_nested+0x130/0x130 [ 7.502241] ? down_read+0x120/0x120 [ 7.502241] ? kasan_unpoison_shadow+0x35/0x50 [ 7.502241] kernel_init_freeable+0x4d5/0x5c4 [ 7.502241] ? rest_init+0x37b/0x37b [ 7.502241] kernel_init+0x12/0x1c5 [ 7.502241] ret_from_fork+0x3a/0x50 [ 7.502241] Kernel Offset: disabled [ 7.502241] Rebooting in 86400 seconds..