failed to run ["ssh" "-p" "22" "-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@10.128.1.30" "pwd"]: exit status 255 ssh: connect to host 10.128.1.30 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-2 port 1 (session ID: 5fcf6748c2d1e2e0105bd222ac39f422b8fa8594142f752e9632d0d0e35f1bb0, active connections: 1). SeaBIOS (version 1.8.2-20190503_170316-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 0x000f2760: 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 4.4.180+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC) ) #7 SMP PREEMPT Thu May 23 07:17:36 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 0x000f2a10-0x000f2a1f] mapped at [ffff8800000f2a10] [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F27A0 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFFF350 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 1411197427 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: 6609376K/7863916K available (23727K kernel code, 3800K rwdata, 5156K rodata, 1320K init, 23156K bss, 1254540K 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 [ 1.805380] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.806586] pid_max: default: 32768 minimum: 301 [ 1.807341] ACPI: Core revision 20150930 [ 1.881854] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.883546] Security Framework initialized [ 1.884145] SELinux: Initializing. [ 1.885002] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.886083] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.890461] Initializing cgroup subsys freezer [ 1.891311] CPU: Physical Processor ID: 0 [ 1.892213] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.893117] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.894318] Spectre V2 : Mitigation: Full generic retpoline [ 1.895211] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.896630] Speculative Store Bypass: Vulnerable [ 1.897364] MDS: Mitigation: Clear CPU buffers [ 1.899149] Freeing SMP alternatives memory: 28K [ 1.908814] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.024753] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.026452] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.115036] x86: Booting SMP configuration: [ 2.115797] .... node #0, CPUs: #1 [ 2.116623] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 2.120320] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.122244] x86: Booted up 1 node, 2 CPUs [ 2.122849] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.124909] CPU1: update max cpu_capacity 589 [ 2.127426] devtmpfs: initialized [ 2.135884] CPU1: update max cpu_capacity 589 [ 2.137662] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.139975] futex hash table entries: 512 (order: 4, 65536 bytes) [ 2.144014] NET: Registered protocol family 16 [ 2.174854] cpuidle: using governor ladder [ 2.204843] cpuidle: using governor menu [ 2.206037] ACPI: bus type PCI registered [ 2.206811] PCI: Using configuration type 1 for base access [ 2.289334] ACPI: Added _OSI(Module Device) [ 2.290108] ACPI: Added _OSI(Processor Device) [ 2.290781] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.291467] ACPI: Added _OSI(Processor Aggregator Device) [ 2.302843] ACPI: Executed 2 blocks of module-level executable AML code [ 2.383083] ACPI: Interpreter enabled [ 2.383993] ACPI: (supports S0 S3 S5) [ 2.384733] ACPI: Using IOAPIC for interrupt routing [ 2.385921] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.600936] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.602052] acpi PNP0A03:00: _OSC: OS supports [Segments MSI] [ 2.603374] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 2.618826] PCI host bridge to bus 0000:00 [ 2.619478] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.620639] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.621700] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.622852] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.624037] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.667649] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.782617] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 2.797971] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 2.813937] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 2.829590] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 2.839196] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.877998] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.885811] vgaarb: loaded [ 2.894092] SCSI subsystem initialized [ 2.913135] ACPI: bus type USB registered [ 2.916576] usbcore: registered new interface driver usbfs [ 2.919644] usbcore: registered new interface driver hub [ 2.920800] usbcore: registered new device driver usb [ 2.927168] Advanced Linux Sound Architecture Driver Initialized. [ 2.929650] PCI: Using ACPI for IRQ routing [ 2.943797] amd_nb: Cannot enumerate AMD northbridges [ 2.946285] clocksource: Switched to clocksource kvm-clock [ 3.310105] pnp: PnP ACPI init [ 3.382294] pnp: PnP ACPI: found 7 devices [ 3.409790] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.413623] NET: Registered protocol family 2 [ 3.423901] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 3.437394] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 3.457186] TCP: Hash tables configured (established 65536 bind 65536) [ 3.461627] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 3.468180] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 3.476927] NET: Registered protocol family 1 [ 3.479630] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.485327] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.488211] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 3.493338] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 3.496561] hw unit of domain pp0-core 2^-0 Joules [ 3.498531] hw unit of domain package 2^-0 Joules [ 3.500170] hw unit of domain dram 2^-16 Joules [ 3.517091] audit: initializing netlink subsys (disabled) [ 3.520826] audit: type=2000 audit(1558596015.839:1): initialized [ 3.802204] VFS: Disk quotas dquot_6.6.0 [ 3.807048] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.851845] Registering sdcardfs 0.1 [ 3.867441] fuse init (API version 7.23) [ 3.936872] cryptomgr_test (31) used greatest stack depth: 28720 bytes left [ 3.970795] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 3.974125] io scheduler noop registered [ 3.975517] io scheduler deadline registered [ 3.983263] io scheduler cfq registered (default) [ 4.013339] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.016385] ACPI: Power Button [PWRF] [ 4.019447] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.021385] ACPI: Sleep Button [SLPF] [ 4.024179] Warning: Processor Platform Limit event detected, but not handled. [ 4.027466] Consider compiling CPUfreq support into your kernel. [ 4.089723] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.092352] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.141003] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.143179] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.157151] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.184656] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.219219] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.252886] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.296370] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.539555] brd: module loaded [ 4.720755] loop: module loaded [ 4.767729] scsi host0: Virtio SCSI HBA [ 4.806556] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.630002] tun: Universal TUN/TAP device driver, 1.6 [ 5.630039] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.630044] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.635824] tun: (C) 1999-2004 Max Krasnyansky [ 5.638068] sd 0:0:1:0: [sda] Write Protect is off [ 5.640792] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.663764] sda: sda1 [ 5.670447] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.672845] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.675254] PPP generic driver version 2.4.2 [ 5.678361] PPP BSD Compression module registered [ 5.680004] PPP Deflate Compression module registered [ 5.680299] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.683023] PPP MPPE Compression module registered [ 5.684649] NET: Registered protocol family 24 [ 5.686470] usbcore: registered new interface driver asix [ 5.688254] usbcore: registered new interface driver ax88179_178a [ 5.690465] usbcore: registered new interface driver cdc_ether [ 5.692366] usbcore: registered new interface driver net1080 [ 5.694547] usbcore: registered new interface driver cdc_subset [ 5.696983] usbcore: registered new interface driver zaurus [ 5.699244] usbcore: registered new interface driver cdc_ncm [ 5.701114] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.703293] ehci-pci: EHCI PCI platform driver [ 5.706257] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.710019] i8042: Warning: Keylock active [ 5.712681] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.716204] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.721424] mousedev: PS/2 mouse device common for all mice [ 5.726718] usbcore: registered new interface driver xpad [ 5.728046] usbcore: registered new interface driver usb_acecad [ 5.729400] usbcore: registered new interface driver aiptek [ 5.731097] usbcore: registered new interface driver gtco [ 5.732472] usbcore: registered new interface driver hanwang [ 5.733928] usbcore: registered new interface driver kbtab [ 5.737569] rtc_cmos 00:00: RTC can wake from S4 [ 5.740649] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 5.742316] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.747332] device-mapper: uevent: version 1.0.3 [ 5.751438] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 5.753857] hidraw: raw HID events driver (C) Jiri Kosina [ 5.770328] usbcore: registered new interface driver usbhid [ 5.771392] usbhid: USB HID core driver [ 5.774952] ion_heap_create: Heap type is disabled: 1 [ 5.776152] kasan: CONFIG_KASAN_INLINE enabled [ 5.776153] ================================================================== [ 5.776190] BUG: KASAN: use-after-free in __lock_acquire+0x424f/0x4f50 [ 5.776195] Write of size 8 at addr ffff8801d808b250 by task system/344 [ 5.776195] [ 5.776202] CPU: 0 PID: 344 Comm: system Not tainted 4.4.180+ #7 [ 5.776214] 0000000000000000 f01af48d6df20e11 ffff8801d7f079f0 ffffffff81ab7731 [ 5.776219] 0000000000000001 ffffea0007602280 ffff8801d808b250 0000000000000008 [ 5.776224] 0000000000000000 ffff8801d7f07a28 ffffffff814937b0 0000000000000001 [ 5.776225] Call Trace: [ 5.776249] [] dump_stack+0xc1/0x120 [ 5.776270] [] print_address_description+0x6f/0x21b [ 5.776274] [] kasan_report.cold+0x8c/0x2be [ 5.776278] [] ? __lock_acquire+0x424f/0x4f50 [ 5.776283] [] __asan_report_store8_noabort+0x17/0x20 [ 5.776287] [] __lock_acquire+0x424f/0x4f50 [ 5.776295] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 5.776300] [] ? trace_hardirqs_on+0x10/0x10 [ 5.776304] [] ? cpuacct_charge+0x1bb/0x360 [ 5.776307] [] ? cpuacct_charge+0x60/0x360 [ 5.776312] [] ? pick_next_entity+0x198/0x3f0 [ 5.776316] [] lock_acquire+0x15e/0x450 [ 5.776342] [] ? ion_heap_deferred_free+0x100/0x500 [ 5.776346] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 5.776371] [] _raw_spin_lock+0x38/0x50 [ 5.776375] [] ? ion_heap_deferred_free+0x100/0x500 [ 5.776379] [] ion_heap_deferred_free+0x100/0x500 [ 5.776383] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 5.776390] [] ? __schedule+0x1150/0x1ee0 [ 5.776395] [] ? preempt_schedule+0x24/0x30 [ 5.776417] [] ? ___preempt_schedule+0x12/0x14 [ 5.776427] [] ? __kthread_parkme+0x164/0x230 [ 5.776431] [] ? ion_heap_shrink_scan+0x1b0/0x1b0 [ 5.776436] [] kthread+0x273/0x310 [ 5.776440] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 5.776445] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 5.776451] [] ? finish_task_switch+0x1e1/0x660 [ 5.776454] [] ? finish_task_switch+0x1b3/0x660 [ 5.776458] [] ? __schedule+0x7af/0x1ee0 [ 5.776462] [] ? __schedule+0x7a3/0x1ee0 [ 5.776466] [] ? __schedule+0x7af/0x1ee0 [ 5.776471] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 5.776474] [] ret_from_fork+0x55/0x80 [ 5.776479] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 5.776480] [ 5.776482] Allocated by task 1: [ 5.776497] [] save_stack_trace+0x26/0x50 [ 5.776502] [] kasan_kmalloc.part.0+0x62/0xf0 [ 5.776506] [] kasan_kmalloc+0xb7/0xd0 [ 5.776511] [] kmem_cache_alloc_trace+0x123/0x2d0 [ 5.776516] [] ion_system_heap_create+0x4b/0x2c0 [ 5.776520] [] ion_heap_create+0x156/0x1b0 [ 5.776527] [] ion_dummy_init+0x1e5/0x36d [ 5.776532] [] do_one_initcall+0x13b/0x260 [ 5.776555] [] kernel_init_freeable+0x2fa/0x3c3 [ 5.776560] [] kernel_init+0x12/0x15e [ 5.776564] [] ret_from_fork+0x55/0x80 [ 5.776565] [ 5.776566] Freed by task 1: [ 5.776571] [] save_stack_trace+0x26/0x50 [ 5.776575] [] kasan_slab_free+0xb0/0x190 [ 5.776579] [] kfree+0xf4/0x310 [ 5.776583] [] ion_system_heap_destroy+0x9a/0xc0 [ 5.776588] [] ion_heap_destroy+0x6a/0xd0 [ 5.776592] [] ion_dummy_init+0x2c1/0x36d [ 5.776597] [] do_one_initcall+0x13b/0x260 [ 5.776601] [] kernel_init_freeable+0x2fa/0x3c3 [ 5.776605] [] kernel_init+0x12/0x15e [ 5.776609] [] ret_from_fork+0x55/0x80 [ 5.776610] [ 5.776613] The buggy address belongs to the object at ffff8801d808b180 [ 5.776613] which belongs to the cache kmalloc-512 of size 512 [ 5.776617] The buggy address is located 208 bytes inside of [ 5.776617] 512-byte region [ffff8801d808b180, ffff8801d808b380) [ 5.776618] The buggy address belongs to the page: [ 5.870306] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 5.871672] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 5.873255] Modules linked in: [ 5.873875] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.4.180+ #7 [ 5.875323] task: ffff8801da5f0000 task.stack: ffff8801da5f8000 [ 5.876730] RIP: 0010:[] [] ion_heap_destroy+0x32/0xd0 [ 5.878499] RSP: 0000:ffff8801da5ffda8 EFLAGS: 00010206 [ 5.879607] RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000000000 [ 5.881333] RDX: 0000000000000003 RSI: ffffffff8211d82c RDI: 000000000000001a [ 5.882828] RBP: ffff8801da5ffdb8 R08: 0000000000000000 R09: 0000000000000000 [ 5.884496] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffffffffea [ 5.886229] R13: ffff8801d7cc2428 R14: dffffc0000000000 R15: ffffffffffffffea [ 5.887918] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 5.889534] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.890675] CR2: 0000000000000000 CR3: 0000000002e0a000 CR4: 00000000001606b0 [ 5.892607] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5.894813] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5.896276] Stack: [ 5.896678] dffffc0000000000 ffffffffffffffea ffff8801da5ffdf0 ffffffff83251bd4 [ 5.898191] ffffffff82e11080 ffff8801d7cc3160 dffffc0000000000 ffffffff83251913 [ 5.900447] ffff8801da5ffeb0 ffff8801da5ffed8 ffffffff810003fb 0000000082ab3860 [ 5.902343] Call Trace: [ 5.902814] [] ion_dummy_init+0x2c1/0x36d [ 5.904027] [] ? ion_page_pool_init+0xd/0xd [ 5.905497] [] do_one_initcall+0x13b/0x260 [ 5.906896] [] ? _stext+0x8/0x8 [ 5.908042] [] ? parse_args+0x311/0x890 [ 5.909082] [] kernel_init_freeable+0x2fa/0x3c3 [ 5.910590] [] ? rest_init+0x199/0x199 [ 5.911849] [] kernel_init+0x12/0x15e [ 5.912971] [] ret_from_fork+0x55/0x80 [ 5.914241] [] ? rest_init+0x199/0x199 [ 5.915285] Code: 89 fc 48 83 ec 08 e8 1e f1 1e ff 4d 85 e4 74 53 e8 14 f1 1e 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 [ 5.921890] RIP [] ion_heap_destroy+0x32/0xd0 [ 5.923069] RSP [ 5.924034] ---[ end trace 1e9b790032fd6364 ]--- [ 5.924894] Kernel panic - not syncing: Fatal exception [ 7.251534] Shutting down cpus with NMI [ 7.253468] Kernel Offset: disabled [ 7.254720] Rebooting in 86400 seconds..