failed to run ["ssh" "-p" "22" "-i" "/syzkaller/managers/android-44-kasan-gce-386/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/android-44-kasan-gce-386/latest.tmp/key" "root@10.128.0.3" "pwd"]: exit status 255 ssh: connect to host 10.128.0.3 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-android-44-kasan-gce-386-test-1 port 1 (session ID: fdddca11a5708168acca99dece547eb75f6b7e5139ed7363f44a60ecbe8212a0, 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 0x000f2a00: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 4.4.174+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC) ) #31 SMP PREEMPT Sat Feb 16 01:20:50 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 workqueue.watchdog_thresh=140 nopti [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers' [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] e820: 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] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] Hypervisor detected: KVM [ 0.000000] Kernel/User page tables isolation: disabled [ 0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC UC UC UC UC [ 0.000000] e820: last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2c70-0x000f2c7f] mapped at [ffff8800000f2c70] [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F2A40 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDBA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDBE0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFFF3A0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 2452042106 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x0000000000001000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 41 pages/cpu @ffff8801db600000 s130696 r8192 d29048 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935238 [ 0.000000] 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 workqueue.watchdog_thresh=140 nopti [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.000000] Memory: 6609392K/7863916K available (23671K kernel code, 3786K rwdata, 5148K rodata, 1320K init, 23156K bss, 1254524K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2300.000 MHz processor [ 1.245946] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.247287] pid_max: default: 32768 minimum: 301 [ 1.248079] ACPI: Core revision 20150930 [ 1.320922] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.322168] Security Framework initialized [ 1.322798] SELinux: Initializing. [ 1.323625] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.324642] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.328941] Initializing cgroup subsys freezer [ 1.329997] CPU: Physical Processor ID: 0 [ 1.330727] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.331621] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.332583] Spectre V2 : Mitigation: Full generic retpoline [ 1.333361] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.334567] Speculative Store Bypass: Vulnerable [ 1.336769] Freeing SMP alternatives memory: 28K [ 1.347991] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.465218] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.467143] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.555521] x86: Booting SMP configuration: [ 1.556273] .... node #0, CPUs: #1 [ 1.557220] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.561103] x86: Booted up 1 node, 2 CPUs [ 1.561844] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.564033] CPU1: update max cpu_capacity 1024 [ 1.566392] CPU0: update max cpu_capacity 1024 [ 1.566691] devtmpfs: initialized [ 1.576616] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.578202] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.582673] NET: Registered protocol family 16 [ 1.615300] cpuidle: using governor ladder [ 1.645287] cpuidle: using governor menu [ 1.646530] ACPI: bus type PCI registered [ 1.647240] PCI: Using configuration type 1 for base access [ 1.729296] ACPI: Added _OSI(Module Device) [ 1.729971] ACPI: Added _OSI(Processor Device) [ 1.730670] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.731540] ACPI: Added _OSI(Processor Aggregator Device) [ 1.743240] ACPI: Executed 2 blocks of module-level executable AML code [ 1.827368] ACPI: Interpreter enabled [ 1.828481] ACPI: (supports S0 S3 S5) [ 1.829024] ACPI: Using IOAPIC for interrupt routing [ 1.830143] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.042513] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.043861] acpi PNP0A03:00: _OSC: OS supports [Segments MSI] [ 2.045285] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 2.059120] PCI host bridge to bus 0000:00 [ 2.060003] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.061082] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.062171] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.063809] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.064960] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.111782] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.203149] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 2.210196] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 2.217079] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 2.223912] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 2.228186] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.242419] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.245316] vgaarb: loaded [ 2.248392] SCSI subsystem initialized [ 2.250364] ACPI: bus type USB registered [ 2.251855] usbcore: registered new interface driver usbfs [ 2.252961] usbcore: registered new interface driver hub [ 2.254169] usbcore: registered new device driver usb [ 2.256680] Advanced Linux Sound Architecture Driver Initialized. [ 2.257671] PCI: Using ACPI for IRQ routing [ 2.263061] amd_nb: Cannot enumerate AMD northbridges [ 2.264053] clocksource: Switched to clocksource kvm-clock [ 2.381204] pnp: PnP ACPI init [ 2.406530] pnp: PnP ACPI: found 7 devices [ 2.417833] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.419821] NET: Registered protocol family 2 [ 2.423148] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.424887] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.430166] TCP: Hash tables configured (established 65536 bind 65536) [ 2.431512] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.433872] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.435949] NET: Registered protocol family 1 [ 2.436817] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.438967] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.440045] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 2.441737] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 2.443125] hw unit of domain pp0-core 2^-0 Joules [ 2.444230] hw unit of domain package 2^-0 Joules [ 2.445082] hw unit of domain dram 2^-16 Joules [ 2.452359] audit: initializing netlink subsys (disabled) [ 2.453719] audit: type=2000 audit(1550280236.536:1): initialized [ 2.552536] VFS: Disk quotas dquot_6.6.0 [ 2.554477] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.570227] Registering sdcardfs 0.1 [ 2.575053] fuse init (API version 7.23) [ 2.595271] cryptomgr_test (31) used greatest stack depth: 28720 bytes left [ 2.607062] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 2.608223] io scheduler noop registered [ 2.608967] io scheduler deadline registered [ 2.611485] io scheduler cfq registered (default) [ 2.622033] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.623332] ACPI: Power Button [PWRF] [ 2.625534] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.626668] ACPI: Sleep Button [SLPF] [ 2.627730] Warning: Processor Platform Limit event detected, but not handled. [ 2.628745] Consider compiling CPUfreq support into your kernel. [ 2.653311] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 2.654508] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 2.678380] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 2.679506] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 2.686411] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 2.710007] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 2.736561] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 2.762356] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 2.788565] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 2.855708] brd: module loaded [ 2.891709] loop: module loaded [ 2.910709] scsi host0: Virtio SCSI HBA [ 2.924816] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.406544] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 3.406634] tun: Universal TUN/TAP device driver, 1.6 [ 3.406637] tun: (C) 1999-2004 Max Krasnyansky [ 3.419557] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 3.428457] sd 0:0:1:0: [sda] Write Protect is off [ 3.432335] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 3.435523] tsc: Refined TSC clocksource calibration: 2299.930 MHz [ 3.439452] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126f2dae75, max_idle_ns: 440795207019 ns [ 3.441000] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 3.441003] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.442439] PPP generic driver version 2.4.2 [ 3.443678] PPP BSD Compression module registered [ 3.443714] PPP Deflate Compression module registered [ 3.443786] PPP MPPE Compression module registered [ 3.443810] NET: Registered protocol family 24 [ 3.445920] usbcore: registered new interface driver asix [ 3.446257] usbcore: registered new interface driver ax88179_178a [ 3.446594] usbcore: registered new interface driver cdc_ether [ 3.446912] usbcore: registered new interface driver net1080 [ 3.447237] usbcore: registered new interface driver cdc_subset [ 3.447567] usbcore: registered new interface driver zaurus [ 3.448090] usbcore: registered new interface driver cdc_ncm [ 3.448113] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.448135] ehci-pci: EHCI PCI platform driver [ 3.449650] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 3.451479] i8042: Warning: Keylock active [ 3.453202] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 3.455524] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 3.459414] mousedev: PS/2 mouse device common for all mice [ 3.463239] usbcore: registered new interface driver xpad [ 3.463567] usbcore: registered new interface driver usb_acecad [ 3.463982] usbcore: registered new interface driver aiptek [ 3.464346] usbcore: registered new interface driver gtco [ 3.464665] usbcore: registered new interface driver hanwang [ 3.464986] usbcore: registered new interface driver kbtab [ 3.467647] rtc_cmos 00:00: RTC can wake from S4 [ 3.471240] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 3.471655] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 3.478180] device-mapper: uevent: version 1.0.3 [ 3.482193] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 3.493414] hidraw: raw HID events driver (C) Jiri Kosina [ 3.510681] sda: sda1 [ 3.516453] usbcore: registered new interface driver usbhid [ 3.517995] usbhid: USB HID core driver [ 3.521458] ion_heap_create: Heap type is disabled: 1 [ 3.522734] kasan: CONFIG_KASAN_INLINE enabled[ 3.523064] sd 0:0:1:0: [sda] Attached SCSI disk [ 3.524198] ================================================================== [ 3.524210] BUG: KASAN: use-after-free in __lock_acquire+0x39b1/0x4f50 [ 3.524215] Read of size 8 at addr ffff8800ba1265c8 by task system/344 [ 3.524216] [ 3.524223] CPU: 0 PID: 344 Comm: system Not tainted 4.4.174+ #31 [ 3.524227] 0000000000000000 ed4cc9414e9067b9 ffff8800b9f379f0 ffffffff81aad1a1 [ 3.524235] 0000000000000000 ffffea0002e84980 ffff8800ba1265c8 0000000000000008 [ 3.524252] 0000000000000000 ffff8800b9f37a28 ffffffff81490120 0000000000000000 [ 3.524260] Call Trace: [ 3.524279] [] dump_stack+0xc1/0x120 [ 3.524289] [] print_address_description+0x6f/0x21b [ 3.524296] [] kasan_report.cold+0x8c/0x2be [ 3.524307] [] ? __lock_acquire+0x39b1/0x4f50 [ 3.524315] [] __asan_report_load8_noabort+0x14/0x20 [ 3.524321] [] __lock_acquire+0x39b1/0x4f50 [ 3.524329] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 3.524336] [] ? check_preemption_disabled+0x3c/0x200 [ 3.524342] [] ? check_preemption_disabled+0x3c/0x200 [ 3.524350] [] ? cpuacct_charge+0x19e/0x360 [ 3.524356] [] ? trace_hardirqs_on+0x10/0x10 [ 3.524363] [] ? cpuacct_charge+0x1bb/0x360 [ 3.524370] [] ? cpuacct_charge+0x60/0x360 [ 3.524376] [] ? pick_next_entity+0x198/0x3f0 [ 3.524383] [] lock_acquire+0x15e/0x450 [ 3.524391] [] ? ion_heap_deferred_free+0x100/0x500 [ 3.524397] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 3.524404] [] _raw_spin_lock+0x38/0x50 [ 3.524410] [] ? ion_heap_deferred_free+0x100/0x500 [ 3.524417] [] ion_heap_deferred_free+0x100/0x500 [ 3.524423] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 3.524430] [] ? __schedule+0x1150/0x1ee0 [ 3.524437] [] ? preempt_schedule+0x24/0x30 [ 3.524445] [] ? ___preempt_schedule+0x12/0x14 [ 3.524453] [] ? __kthread_parkme+0x164/0x230 [ 3.524460] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 3.524466] [] kthread+0x273/0x310 [ 3.524473] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 3.524480] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 3.524487] [] ? finish_task_switch+0x1e1/0x660 [ 3.524493] [] ? finish_task_switch+0x1b3/0x660 [ 3.524499] [] ? __schedule+0x7af/0x1ee0 [ 3.524505] [] ? __schedule+0x7a3/0x1ee0 [ 3.524511] [] ? __schedule+0x7af/0x1ee0 [ 3.524519] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 3.524525] [] ret_from_fork+0x55/0x80 [ 3.524532] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 3.524534] [ 3.524536] Allocated by task 1: [ 3.524538] [] save_stack_trace+0x26/0x50 [ 3.524546] [] kasan_kmalloc.part.0+0x62/0xf0 [ 3.524554] [] kasan_kmalloc+0xb7/0xd0 [ 3.524561] [] kmem_cache_alloc_trace+0x123/0x2d0 [ 3.524568] [] ion_system_heap_create+0x4b/0x2c0 [ 3.524575] [] ion_heap_create+0x156/0x1b0 [ 3.524581] [] ion_dummy_init+0x1e5/0x36d [ 3.524588] [] do_one_initcall+0x13b/0x260 [ 3.524596] [] kernel_init_freeable+0x2fa/0x3c3 [ 3.524604] [] kernel_init+0x12/0x15e [ 3.524611] [] ret_from_fork+0x55/0x80 [ 3.524618] [ 3.524620] Freed by task 1: [ 3.524621] [] save_stack_trace+0x26/0x50 [ 3.524628] [] kasan_slab_free+0xb0/0x190 [ 3.524635] [] kfree+0xf4/0x310 [ 3.524641] [] ion_system_heap_destroy+0x9a/0xc0 [ 3.524648] [] ion_heap_destroy+0x6a/0xd0 [ 3.524655] [] ion_dummy_init+0x2c1/0x36d [ 3.524661] [] do_one_initcall+0x13b/0x260 [ 3.524669] [] kernel_init_freeable+0x2fa/0x3c3 [ 3.524676] [] kernel_init+0x12/0x15e [ 3.524683] [] ret_from_fork+0x55/0x80 [ 3.524689] [ 3.524694] The buggy address belongs to the object at ffff8800ba126500 [ 3.524694] which belongs to the cache kmalloc-512 of size 512 [ 3.524699] The buggy address is located 200 bytes inside of [ 3.524699] 512-byte region [ffff8800ba126500, ffff8800ba126700) [ 3.524701] The buggy address belongs to the page: [ 3.669321] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN [ 3.673483] Modules linked in: [ 3.674544] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.4.174+ #31 [ 3.676536] task: ffff8801da5f0000 task.stack: ffff8801da5f8000 [ 3.678459] RIP: 0010:[] [] ion_heap_destroy+0x32/0xd0 [ 3.681135] RSP: 0000:ffff8801da5ffda8 EFLAGS: 00010206 [ 3.682889] RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000000000 [ 3.685218] RDX: 0000000000000003 RSI: ffffffff821132dc RDI: 000000000000001a [ 3.687694] RBP: ffff8801da5ffdb8 R08: 0000000000000000 R09: 0000000000000000 [ 3.690115] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffffffffea [ 3.692393] R13: ffff8801d809ca88 R14: dffffc0000000000 R15: ffffffffffffffea [ 3.694679] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 3.697298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.699172] CR2: 0000000000000000 CR3: 0000000002e0a000 CR4: 00000000001606b0 [ 3.701545] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.703869] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.706212] Stack: [ 3.706901] dffffc0000000000 ffffffffffffffea ffff8801da5ffdf0 ffffffff8324cd6d [ 3.709463] ffffffff82e11080 ffff8801d7e20560 dffffc0000000000 ffffffff8324caac [ 3.712434] ffff8801da5ffeb0 ffff8801da5ffed8 ffffffff810003fb 0000000082ab1c60 [ 3.714921] Call Trace: [ 3.715768] [] ion_dummy_init+0x2c1/0x36d [ 3.717609] [] ? ion_page_pool_init+0xd/0xd [ 3.719520] [] do_one_initcall+0x13b/0x260 [ 3.721395] [] ? _stext+0x8/0x8 [ 3.722969] [] ? parse_args+0x311/0x890 [ 3.724731] [] kernel_init_freeable+0x2fa/0x3c3 [ 3.726758] [] ? rest_init+0x199/0x199 [ 3.728488] [] kernel_init+0x12/0x15e [ 3.730220] [] ret_from_fork+0x55/0x80 [ 3.731976] [] ? rest_init+0x199/0x199 [ 3.733713] Code: 89 fc 48 83 ec 08 e8 1e 63 1f ff 4d 85 e4 74 53 e8 14 63 1f ff 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 83 00 00 00 41 8b 54 24 30 [ 3.742265] RIP [] ion_heap_destroy+0x32/0xd0 [ 3.744231] RSP [ 3.745447] BUG: unable to handle kernel paging request at fffffffd52b24f00 [ 3.747785] IP: [] cpuacct_charge+0x14e/0x360 [ 3.749796] PGD 2e0d067 PUD 0 [ 3.750889] Oops: 0000 [#2] PREEMPT SMP KASAN [ 3.752473] Modules linked in: [ 3.753530] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G D 4.4.174+ #31 [ 3.755937] task: ffff8801da5f0000 task.stack: ffff8801da5f8000 [ 3.757887] RIP: 0010:[] [] cpuacct_charge+0x14e/0x360 [ 3.760660] RSP: 0000:ffff8801db707a38 EFLAGS: 00010046 [ 3.762448] RAX: 1ffffffff05d2a33 RBX: 00000000000181a8 RCX: fffffffd52b24f00 [ 3.764729] RDX: fffffbffaa5649e0 RSI: 0000000000000000 RDI: ffffffff82e95198 [ 3.767203] RBP: ffff8801db707a78 R08: 0000000000000000 R09: 0000000000000001 [ 3.769569] R10: ffffffff82836880 R11: ffffffff831a50b8 R12: ffffffff82e950c0 [ 3.771865] R13: dffffc0000000000 R14: 000000000d2fcf6a R15: ffffffffb9f30050 [ 3.774154] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 3.776815] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.778626] CR2: fffffffd52b24f00 CR3: 0000000002e0a000 CR4: 00000000001606b0 [ 3.780955] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.783352] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.785635] Stack: [ 3.786339] ffffffff811f4630 ffffffff811ff5b0 ffffffff812a2843 ffff8801d8042fe0 [ 3.788900] ffff8801d8042f80 000000000d2fcf6a ffff8801d8043030 0000000000000000 [ 3.791436] ffff8801db707ac0 ffffffff8117c4a3 0000000000000001 0000000000000000 [ 3.794213] Call Trace: [ 3.795014] [ 3.795708] [] ? cpuacct_charge+0x60/0x360 [ 3.797699] [] ? trace_hardirqs_on+0x10/0x10 [ 3.799549] [] ? __module_text_address+0x13/0x140 [ 3.801608] [] update_curr+0x2c3/0x6e0 [ 3.803348] [] enqueue_task_fair+0x10f/0xb6c0 [ 3.805239] [] ? trace_hardirqs_on+0x10/0x10 [ 3.807212] [] ? select_task_rq_fair+0x483/0x2e90 [ 3.809317] [] ? kvm_clock_read+0x23/0x40 [ 3.811135] [] ? sched_clock_cpu+0x14b/0x1c0 [ 3.813088] [] activate_task+0x154/0x280 [ 3.814877] [] ttwu_do_activate.constprop.0+0xbe/0x1e0 [ 3.817070] [] try_to_wake_up+0x6d1/0x1110 [ 3.818923] [] default_wake_function+0x35/0x50 [ 3.821016] [] autoremove_wake_function+0x12/0x40 [ 3.823077] [] __wake_up_common+0xc0/0x160 [ 3.824911] [] __wake_up+0x34/0x50 [ 3.826597] [] rcu_gp_kthread_wake+0x95/0xb0 [ 3.828490] [] rcu_report_qs_rsp+0xef/0x150 [ 3.830411] [] rcu_report_qs_rnp+0x1ea/0x2a0 [ 3.832390] [] rcu_process_callbacks+0x3b1/0x14b0 [ 3.834419] [] ? tick_program_event+0x101/0x180 [ 3.836369] [] ? call_timer_fn+0x850/0x850 [ 3.838263] [] ? hrtimer_interrupt+0x1de/0x450 [ 3.840349] [] __do_softirq+0x226/0xa3f [ 3.842174] [] irq_exit+0x10a/0x150 [ 3.843881] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 3.845998] [] apic_timer_interrupt+0x9d/0xb0 [ 3.847919] [ 3.848596] [] ? add_taint+0x1c/0x50 [ 3.850368] [] ? oops_end+0x4c/0xc0 [ 3.852041] [] die.cold+0x21/0x2b [ 3.853901] [] do_general_protection+0x222/0x2b0 [ 3.855937] [] general_protection+0x25/0x30 [ 3.857878] [] ? ion_heap_destroy+0x1c/0xd0 [ 3.859780] [] ? ion_heap_destroy+0x32/0xd0 [ 3.861640] [] ? ion_heap_destroy+0x1c/0xd0 [ 3.863575] [] ion_dummy_init+0x2c1/0x36d [ 3.865388] [] ? ion_page_pool_init+0xd/0xd [ 3.867389] [] do_one_initcall+0x13b/0x260 [ 3.869364] [] ? _stext+0x8/0x8 [ 3.870870] [] ? parse_args+0x311/0x890 [ 3.872700] [] kernel_init_freeable+0x2fa/0x3c3 [ 3.874679] [] ? rest_init+0x199/0x199 [ 3.876467] [] kernel_init+0x12/0x15e [ 3.878224] [] ret_from_fork+0x55/0x80 [ 3.879995] [] ? rest_init+0x199/0x199 [ 3.881889] Code: 49 8d bc 24 d8 00 00 00 48 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 ba 01 00 00 49 8b 9c 24 d8 00 00 00 80 3a 00 0f 85 8c 01 00 00 <4a> 03 1c fd 80 4c 1a 83 48 89 d8 48 c1 e8 03 42 80 3c 28 00 0f [ 3.890433] RIP [] cpuacct_charge+0x14e/0x360 [ 3.892463] RSP [ 3.893606] CR2: fffffffd52b24f00 [ 3.894717] ---[ end trace 1cd55f4cf68a249a ]--- [ 3.896236] Kernel panic - not syncing: Fatal exception in interrupt [ 5.070805] Shutting down cpus with NMI [ 5.072861] Kernel Offset: disabled [ 5.073780] Rebooting in 86400 seconds..