syzbot


unexpected kernel reboot

Status: public: reported syz repro on 2019/04/14 00:02
Reported-by: syzbot+701014e4a12e541770b0@syzkaller.appspotmail.com
First crash: 2533d, last: 2276d
Similar bugs (14)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream unexpected kernel reboot (5) C done 11545 1244d 1274d 0/28 closed as invalid on 2021/06/26 12:39
linux-5.15 unexpected kernel reboot (2) 1 192d 192d 0/3 auto-obsoleted due to no activity on 2024/08/20 20:31
upstream unexpected kernel reboot (4) input usb C unreliable 137 1306d 1317d 0/28 closed as invalid on 2021/04/27 13:31
upstream unexpected kernel reboot (6) 3 1232d 1241d 0/28 auto-closed as invalid on 2021/11/05 06:47
linux-4.4 unexpected kernel reboot 1 1998d 1998d 0/1 auto-closed as invalid on 2019/10/25 08:37
upstream unexpected kernel reboot (3) input usb C error error 21132 1321d 2322d 20/28 fixed on 2021/04/09 19:46
upstream unexpected kernel reboot C 983 2541d 2533d 0/28 closed as invalid on 2018/02/01 20:22
upstream unexpected kernel reboot (2) kernel C 2073 2327d 2417d 8/28 fixed on 2018/07/09 18:05
android-54 unexpected kernel reboot C 98 1312d 1440d 0/2 upstream: reported C repro on 2020/12/11 18:05
upstream unexpected kernel reboot (8) kernel C error done 15 652d 785d 0/28 auto-obsoleted due to no activity on 2023/06/08 14:41
linux-5.15 unexpected kernel reboot 1 334d 334d 0/3 auto-obsoleted due to no activity on 2024/04/01 00:00
linux-4.14 unexpected kernel reboot C error 561 802d 1810d 0/1 upstream: reported C repro on 2019/12/08 04:18
linux-4.19 unexpected kernel reboot C done 684 1222d 1998d 1/1 fixed on 2021/08/17 14:12
upstream unexpected kernel reboot (7) 3 960d 1076d 0/28 auto-closed as invalid on 2022/07/05 15:06

Sample crash report:
output: 0x0000000001000000
output_len: 0x0000000003bdaa40
run_size: 0x0000000005310000

Decompressing Linux... Parsing ELF... done.
Booting the kernel.
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Initializing cgroup subsys schedtune
[    0.000000] Linux version 4.4.119-g855ea74 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #27 SMP PREEMPT Fri Mar 2 20:49:12 UTC 2018
[    0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    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] x86/fpu: Using 'eager' FPU context switches.
[    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 0x0000000000100000-0x00000000bfff2fff] usable
[    0.000000] BIOS-e820: [mem 0x00000000bfff3000-0x00000000bfffffff] 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] SMBIOS 2.4 present.
[    0.000000] Hypervisor detected: KVM
[    0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000
[    0.000000] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WC  UC- WT  
[    0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000
[    0.000000] found SMP MP-table at [mem 0x000f23b0-0x000f23bf] mapped at [ffff8800000f23b0]
[    0.000000] Scanning 1 areas for low memory corruption
[    0.000000] Using GB pages for direct mapping
[    0.000000] ACPI: Early table checksum verification disabled
[    0.000000] ACPI: RSDP 0x00000000000F2370 000014 (v00 Google)
[    0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[    0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[    0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[    0.000000] ACPI: FACS 0x00000000BFFFCF00 000040
[    0.000000] ACPI: FACS 0x00000000BFFFCF00 000040
[    0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[    0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001)
[    0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[    0.000000] ACPI: SRAT 0x00000000BFFF4C30 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 2179330925 cycles
[    0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    0.000000]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
[    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 0x0000000000100000-0x00000000bfff2fff]
[    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] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[    0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
[    0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[    0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff]
[    0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff]
[    0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff]
[    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:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1
[    0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134024 r8192 d29816 u1048576
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 1935227
[    0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120
[    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: 6581404K/7863876K available (40421K kernel code, 6136K rwdata, 8808K rodata, 1848K init, 23616K bss, 1282472K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[    0.000000] Kernel/User page tables isolation: enabled
[    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=64 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
[    1.282442] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000)
[    1.283622] pid_max: default: 32768 minimum: 301
[    1.284351] ACPI: Core revision 20150930
[    1.705735] ACPI: 2 ACPI AML tables successfully acquired and loaded
[    1.707737] Security Framework initialized
[    1.708312] SELinux:  Initializing.
[    1.708990] AppArmor: AppArmor disabled by boot time parameter
[    1.709891] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes)
[    1.710817] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes)
[    1.714692] Initializing cgroup subsys io
[    1.715341] Initializing cgroup subsys freezer
[    1.716006] Initializing cgroup subsys hugetlb
[    1.716653] Initializing cgroup subsys debug
[    1.717486] CPU: Physical Processor ID: 0
[    1.719352] mce: CPU supports 32 MCE banks
[    1.720133] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024
[    1.720979] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4
[    1.722019] Spectre V2 : Vulnerable: Minimal generic ASM retpoline
[    1.725217] Freeing SMP alternatives memory: 44K
[    1.734517] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[    1.851773] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0)
[    1.853468] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only.
[    1.942080] x86: Booting SMP configuration:
[    1.942777] .... node  #0, CPUs:      #1
[    1.943643] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock
[    1.948613] x86: Booted up 1 node, 2 CPUs
[    1.949195] smpboot: Total of 2 processors activated (9200.00 BogoMIPS)
[    1.953137] devtmpfs: initialized
[    1.963564] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    1.965036] futex hash table entries: 512 (order: 4, 65536 bytes)
[    1.966771] xor: automatically using best checksumming function:
[    1.979783] kworker/u4:0 (21) used greatest stack depth: 27448 bytes left
[    2.061778]    avx       : 20964.800 MB/sec
[    2.063024] RTC time:  3:57:01, date: 03/06/18
[    2.065330] NET: Registered protocol family 16
[    2.066446] schedtune: init normalization constants...
[    2.067255] schedtune: no energy model data
[    2.067867] schedtune: disabled!
[    2.102049] cpuidle: using governor ladder
[    2.131916] cpuidle: using governor menu
[    2.134501] ACPI: bus type PCI registered
[    2.135472] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[    2.138690] PCI: Using configuration type 1 for base access
[    2.368031] kworker/u4:3 (473) used greatest stack depth: 27080 bytes left
[    2.561798] raid6: sse2x1   gen()  3915 MB/s
[    2.731794] raid6: sse2x1   xor()  2248 MB/s
[    2.901748] raid6: sse2x2   gen()  6028 MB/s
[    3.071765] raid6: sse2x2   xor()  4150 MB/s
[    3.241756] raid6: sse2x4   gen()  8528 MB/s
[    3.411720] raid6: sse2x4   xor()  5536 MB/s
[    3.581735] raid6: avx2x1   gen()  8714 MB/s
[    3.751728] raid6: avx2x2   gen() 11466 MB/s
[    3.921715] raid6: avx2x4   gen() 18260 MB/s
[    3.922496] raid6: using algorithm avx2x4 gen() 18260 MB/s
[    3.923306] raid6: using avx2x2 recovery algorithm
[    3.925082] ACPI: Added _OSI(Module Device)
[    3.925717] ACPI: Added _OSI(Processor Device)
[    3.926521] ACPI: Added _OSI(3.0 _SCP Extensions)
[    3.927230] ACPI: Added _OSI(Processor Aggregator Device)
[    3.953459] ACPI: Executed 2 blocks of module-level executable AML code
[    4.841262] ACPI: Interpreter enabled
[    4.842350] ACPI: (supports S0 S3 S4 S5)
[    4.842916] ACPI: Using IOAPIC for interrupt routing
[    4.844054] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    6.074929] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    6.076033] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
[    6.077369] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[    6.078570] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[    6.104370] PCI host bridge to bus 0000:00
[    6.105014] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
[    6.106349] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[    6.107493] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[    6.108736] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window]
[    6.109826] pci_bus 0000:00: root bus resource [bus 00-ff]
[    6.148725] pci 0000:00:01.3: quirk: [io  0xb000-0xb03f] claimed by PIIX4 ACPI
[    6.230254] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
[    6.236492] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[    6.242469] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[    6.248368] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
[    6.252159] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
[    6.822382] ACPI: Enabled 16 GPEs in block 00 to 0F
[    6.826277] vgaarb: loaded
[    6.830233] SCSI subsystem initialized
[    6.833425] ACPI: bus type USB registered
[    6.835572] usbcore: registered new interface driver usbfs
[    6.837293] usbcore: registered new interface driver hub
[    6.838483] usbcore: registered new device driver usb
[    6.840677] pps_core: LinuxPPS API ver. 1 registered
[    6.842544] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    6.844115] PTP clock support registered
[    6.846142] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0
[    6.847375] dmi: Firmware registration failed.
[    6.848886] Advanced Linux Sound Architecture Driver Initialized.
[    6.850504] PCI: Using ACPI for IRQ routing
[    6.862017] NetLabel: Initializing
[    6.862621] NetLabel:  domain hash size = 128
[    6.863301] NetLabel:  protocols = UNLABELED CIPSOv4
[    6.864283] NetLabel:  unlabeled traffic allowed by default
[    6.866761] amd_nb: Cannot enumerate AMD northbridges
[    6.867577] clocksource: Switched to clocksource kvm-clock
[    7.036201] pnp: PnP ACPI init
[    7.059328] pnp: PnP ACPI: found 7 devices
[    7.073905] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[    7.075506] NET: Registered protocol family 2
[    7.078154] TCP established hash table entries: 65536 (order: 7, 524288 bytes)
[    7.079746] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes)
[    7.089441] TCP: Hash tables configured (established 65536 bind 65536)
[    7.091453] UDP hash table entries: 4096 (order: 7, 655360 bytes)
[    7.093033] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes)
[    7.097256] NET: Registered protocol family 1
[    7.098261] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    7.100537] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[    7.101654] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff]
[    7.104223] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer
[    7.105963] hw unit of domain pp0-core 2^-0 Joules
[    7.106642] hw unit of domain package 2^-0 Joules
[    7.107533] hw unit of domain dram 2^-16 Joules
[    7.113824] Scanning for low memory corruption every 60 seconds
[    7.122037] audit: initializing netlink subsys (disabled)
[    7.123134] audit: type=2000 audit(1520308625.966:1): initialized
[    7.131564] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    7.269159] VFS: Disk quotas dquot_6.6.0
[    7.271598] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    7.294764] fuse init (API version 7.23)
[    7.298146] 9p: Installing v9fs 9p2000 file system support
[    7.314000] async_tx: api initialized (async)
[    7.315867] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
[    7.317321] io scheduler noop registered
[    7.319209] io scheduler deadline registered
[    7.321681] io scheduler cfq registered (default)
[    7.329492] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[    7.333695] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[    7.334785] ACPI: Power Button [PWRF]
[    7.336518] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[    7.337801] ACPI: Sleep Button [SLPF]
[    7.362023] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11
[    7.363025] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[    7.385497] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10
[    7.386426] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[    7.393518] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    7.416782] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[    7.444662] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[    7.471070] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[    7.503719] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[    7.514145] Non-volatile memory driver v1.3
[    7.516490] Linux agpgart interface v0.103
[    7.520184] [drm] Initialized drm 1.1.0 20060810
[    7.622212] brd: module loaded
[    7.702218] loop: module loaded
[    7.727016] nbd: registered device at major 43
[    7.864336] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101)
[    7.865763] drbd: built-in
[    7.866353] drbd: registered as block device major 147
[    7.892960] scsi host0: Virtio SCSI HBA
[    7.921318] scsi 0:0:1:0: Direct-Access     Google   PersistentDisk   1    PQ: 0 ANSI: 6
[    8.097853] tsc: Refined TSC clocksource calibration: 2299.931 MHz
[    8.099257] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126f3edab8, max_idle_ns: 440795288983 ns
[    8.602780] st: Version 20101219, fixed bufsize 32768, s/g segs 256
[    8.605150] osst :I: Tape driver with OnStream support version 0.99.4
[    8.605150] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $
[    8.612888] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB)
[    8.614703] sd 0:0:1:0: Attached scsi generic sg0 type 0
[    8.614867] sd 0:0:1:0: [sda] 4096-byte physical blocks
[    8.617534] SCSI Media Changer driver v0.25 
[    8.618571] sd 0:0:1:0: [sda] Write Protect is off
[    8.619996] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    8.622818] tun: Universal TUN/TAP device driver, 1.6
[    8.623959] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
[    8.636014]  sda: sda1
[    8.652403] sd 0:0:1:0: [sda] Attached SCSI disk
[    8.660299] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI
[    8.661665] e100: Copyright(c) 1999-2006 Intel Corporation
[    8.663301] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI
[    8.665154] e1000: Copyright (c) 1999-2006 Intel Corporation.
[    8.666745] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[    8.668264] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[    8.669995] sky2: driver version 1.30
[    8.671970] PPP generic driver version 2.4.2
[    8.674036] PPP BSD Compression module registered
[    8.675273] PPP Deflate Compression module registered
[    8.676540] PPP MPPE Compression module registered
[    8.677912] NET: Registered protocol family 24
[    8.679503] usbcore: registered new interface driver asix
[    8.681047] usbcore: registered new interface driver ax88179_178a
[    8.682906] usbcore: registered new interface driver cdc_ether
[    8.684604] usbcore: registered new interface driver net1080
[    8.685968] usbcore: registered new interface driver cdc_subset
[    8.687335] usbcore: registered new interface driver zaurus
[    8.689765] usbcore: registered new interface driver cdc_ncm
[    8.692969] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    8.694413] ehci-pci: EHCI PCI platform driver
[    8.695859] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    8.697120] ohci-pci: OHCI PCI platform driver
[    8.698564] uhci_hcd: USB Universal Host Controller Interface driver
[    8.701812] usbcore: registered new interface driver usblp
[    8.703523] usbcore: registered new interface driver usb-storage
[    8.706378] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
[    8.709513] i8042: Warning: Keylock active
[    8.711710] serio: i8042 KBD port at 0x60,0x64 irq 1
[    8.714692] serio: i8042 AUX port at 0x60,0x64 irq 12
[    8.718931] mousedev: PS/2 mouse device common for all mice
[    8.723885] usbcore: registered new interface driver xpad
[    8.725624] usbcore: registered new interface driver usb_acecad
[    8.727550] usbcore: registered new interface driver aiptek
[    8.729322] usbcore: registered new interface driver gtco
[    8.731064] usbcore: registered new interface driver hanwang
[    8.733290] usbcore: registered new interface driver kbtab
[    8.737220] rtc_cmos 00:00: RTC can wake from S4
[    8.741125] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
[    8.742940] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram
[    8.745823] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11
[    8.749583] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0)
[    8.751904] md: linear personality registered for level -1
[    8.753102] md: raid0 personality registered for level 0
[    8.754386] md: raid1 personality registered for level 1
[    8.755725] md: raid10 personality registered for level 10
[    8.768071] md: raid6 personality registered for level 6
[    8.769549] md: raid5 personality registered for level 5
[    8.770827] md: raid4 personality registered for level 4
[    8.772129] md: multipath personality registered for level -4
[    8.773273] md: faulty personality registered for level -5
[    8.778812] device-mapper: uevent: version 1.0.3
[    8.783339] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
[    8.807484] device-mapper: multipath: version 1.10.0 loaded
[    8.809151] device-mapper: multipath round-robin: version 1.0.0 loaded
[    8.810598] device-mapper: multipath queue-length: version 0.1.0 loaded
[    8.812205] device-mapper: multipath service-time: version 0.2.0 loaded
[    8.815915] device-mapper: raid: Loading target version 1.7.0
[    8.817533] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0
[    8.819764] hidraw: raw HID events driver (C) Jiri Kosina
[    8.851150] usbcore: registered new interface driver usbhid
[    8.852544] usbhid: USB HID core driver
[    8.856172] ashmem: initialized
[    8.899454] oprofile: using timer interrupt.
[    8.900690] pktgen: Packet Generator for packet performance testing. Version: 2.75
[    8.914044] GACT probability on
[    8.914903] Mirror/redirect action on
[    8.916010] Simple TC action Loaded
[    8.920526] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
[    8.929753] netem: version 1.3
[    8.930555] u32 classifier
[    8.931158]     Actions configured
[    8.932173] Netfilter messages via NETLINK v0.30.
[    8.933493] nf_conntrack version 0.5.0 (65536 buckets, 262144 max)
[    8.938969] ctnetlink v0.93: registering with nfnetlink.
[    8.941750] nf_tables: (c) 2007-2009 Patrick McHardy <kaber@trash.net>
[    8.950942] xt_time: kernel timezone is -0000
[    8.952218] IPVS: Registered protocols (TCP, UDP, AH, ESP)
[    8.954824] IPVS: Connection hash table configured (size=4096, memory=64Kbytes)
[    8.957098] IPVS: Creating netns size=2552 id=0
[    8.959636] IPVS: ipvs loaded.
[    8.960349] IPVS: [rr] scheduler registered.
[    8.961396] IPVS: [wrr] scheduler registered.
[    8.962479] IPVS: [lc] scheduler registered.
[    8.963507] IPVS: [wlc] scheduler registered.
[    8.964565] IPVS: [lblc] scheduler registered.
[    8.965696] IPVS: [lblcr] scheduler registered.
[    8.966831] IPVS: [dh] scheduler registered.
[    8.967913] IPVS: [sh] scheduler registered.
[    8.968977] IPVS: [sed] scheduler registered.
[    8.970001] IPVS: [nq] scheduler registered.
[    8.971172] ipip: IPv4 over IPv4 tunneling driver
[    8.977277] ip_tables: (C) 2000-2006 Netfilter Core Team
[    8.979755] arp_tables: (C) 2002 David S. Miller
[    8.981304] Initializing XFRM netlink socket
[    8.989598] NET: Registered protocol family 10
[    9.009573] mip6: Mobile IPv6
[    9.010486] ip6_tables: (C) 2000-2006 Netfilter Core Team
[    9.013233] sit: IPv6 over IPv4 tunneling driver
[    9.018748] NET: Registered protocol family 17
[    9.019861] NET: Registered protocol family 15
[    9.021178] l2tp_core: L2TP core driver, V2.0
[    9.022220] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[    9.023488] 9pnet: Installing 9P2000 support
[    9.024949] Key type dns_resolver registered
[    9.030803] AVX2 version of gcm_enc/dec engaged.
[    9.031865] AES CTR mode by8 optimization enabled
[    9.040720] registered taskstats version 1
[    9.073491] Btrfs loaded
[    9.086480]   Magic number: 10:189:967
[    9.088039] console [netcon0] enabled
[    9.088849] netconsole: network logging started
[    9.091140] ALSA device list:
[    9.091921]   No soundcards found.
[    9.094122] md: Waiting for all devices to be available before autodetect
[    9.095123] md: If you don't use raid, use raid=noautodetect
[    9.102832] md: Autodetecting RAID arrays.
[    9.103440] md: Scanned 0 and added 0 devices.
[    9.104137] md: autorun ...
[    9.104549] md: ... autorun DONE.
[    9.140540] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities

Crashes (282):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/03/06 03:59 https://android.googlesource.com/kernel/common android-4.4 855ea747806b aef0b792 .config console log report syz ci-android-44-kasan-gce
2018/03/06 03:02 https://android.googlesource.com/kernel/common android-4.4 855ea747806b aef0b792 .config console log report syz ci-android-44-kasan-gce-386
2018/08/29 14:45 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4d372 53ff8784 .config console log report ci-android-44-kasan-gce
2018/08/28 09:09 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4d372 7ef1de9e .config console log report ci-android-44-kasan-gce
2018/08/24 16:46 https://android.googlesource.com/kernel/common android-4.4 727cface4651 95b5c82b .config console log report ci-android-44-kasan-gce
2018/08/23 19:24 https://android.googlesource.com/kernel/common android-4.4 3a2ec581f8e1 95b5c82b .config console log report ci-android-44-kasan-gce
2018/08/23 11:29 https://android.googlesource.com/kernel/common android-4.4 37af2ff398ac 95b5c82b .config console log report ci-android-44-kasan-gce
2018/08/23 10:19 https://android.googlesource.com/kernel/common android-4.4 37af2ff398ac 95b5c82b .config console log report ci-android-44-kasan-gce
2018/08/18 01:25 https://android.googlesource.com/kernel/common android-4.4 f76bdbdd516d 738da825 .config console log report ci-android-44-kasan-gce
2018/08/14 14:34 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/14 13:32 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/14 06:40 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/14 04:00 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/14 02:55 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/13 20:21 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/13 17:15 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/13 08:49 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/13 05:41 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/12 22:12 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/12 20:42 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/12 19:08 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/12 04:26 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce
2018/08/29 09:06 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4d372 53ff8784 .config console log report ci-android-44-kasan-gce-386
2018/08/28 11:20 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4d372 7ef1de9e .config console log report ci-android-44-kasan-gce-386
2018/08/25 17:01 https://android.googlesource.com/kernel/common android-4.4 e5c5f1fae55d 9be5aa1d .config console log report ci-android-44-kasan-gce-386
2018/08/25 05:07 https://android.googlesource.com/kernel/common android-4.4 e15716b49f04 9b0f5c75 .config console log report ci-android-44-kasan-gce-386
2018/08/24 21:05 https://android.googlesource.com/kernel/common android-4.4 e15716b49f04 9b0f5c75 .config console log report ci-android-44-kasan-gce-386
2018/08/24 01:53 https://android.googlesource.com/kernel/common android-4.4 3a2ec581f8e1 95b5c82b .config console log report ci-android-44-kasan-gce-386
2018/08/23 23:38 https://android.googlesource.com/kernel/common android-4.4 3a2ec581f8e1 95b5c82b .config console log report ci-android-44-kasan-gce-386
2018/08/21 08:45 https://android.googlesource.com/kernel/common android-4.4 5541782ce2bb 95b5c82b .config console log report ci-android-44-kasan-gce-386
2018/08/20 20:15 https://android.googlesource.com/kernel/common android-4.4 5541782ce2bb 95b5c82b .config console log report ci-android-44-kasan-gce-386
2018/08/15 15:21 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 9ccc1d45 .config console log report ci-android-44-kasan-gce-386
2018/08/14 19:46 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 5084a625 .config console log report ci-android-44-kasan-gce-386
2018/08/14 13:16 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/14 09:56 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/14 08:41 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/14 05:02 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/13 14:44 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/13 03:19 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/12 17:33 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/12 15:24 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/12 07:51 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
2018/08/12 06:08 https://android.googlesource.com/kernel/common android-4.4 a5fc66599b61 7a88b141 .config console log report ci-android-44-kasan-gce-386
* Struck through repros no longer work on HEAD.