WARNING in fb_deferred_io_schedule_flush
QNX4 filesystem 0.2.3 registered.
qnx6: QNX6 filesystem 1.0.0 registered.
fuse: init (API version 7.38)
orangefs_debugfs_init: called with debug mask: :none: :0:
orangefs_init: module version upstream loaded
JFS: nTxBlock = 8192, nTxLock = 65536
SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled
9p: Installing v9fs 9p2000 file system support
NILFS version 2 loaded
befs: version: 0.9.3
ocfs2: Registered cluster interface o2cb
ocfs2: Registered cluster interface user
OCFS2 User DLM kernel interface loaded
gfs2: GFS2 installed
ceph: loaded (mds proto 32)
NET: Registered PF_ALG protocol family
xor: automatically using best checksumming function avx
async_tx: api initialized (async)
Key type asymmetric registered
Asymmetric key parser 'x509' registered
Asymmetric key parser 'pkcs8' registered
Key type pkcs7_test registered
alg: self-tests for CTR-KDF (hmac(sha256)) passed
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240)
io scheduler mq-deadline registered
io scheduler kyber registered
io scheduler bfq registered
input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
ACPI: button: Power Button [PWRF]
input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
ACPI: button: Sleep Button [SLPF]
ACPI: \_SB_.LNKC: Enabled at IRQ 11
virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
ACPI: \_SB_.LNKD: Enabled at IRQ 10
virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
ACPI: \_SB_.LNKB: Enabled at IRQ 10
virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver
N_HDLC line discipline registered with maxframe=4096
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
Non-volatile memory driver v1.3
Linux agpgart interface v0.103
ACPI: bus type drm_connector registered
[drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at drivers/video/fbdev/core/fb_defio.c:340 fb_deferred_io_schedule_flush+0x9f/0xf0 drivers/video/fbdev/core/fb_defio.c:340
Modules linked in:
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller-10069-g736b6d81d93c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0 drivers/video/fbdev/core/fb_defio.c:340
Code: c1 e8 03 80 3c 30 00 75 38 48 8b 35 03 13 25 0a bf 08 00 00 00 e8 01 e6 01 fd 48 83 c4 10 5b 5d e9 a6 56 30 fd e8 a1 56 30 fd <0f> 0b 48 83 c4 10 5b 5d e9 94 56 30 fd e8 af 77 7e fd e9 7a ff ff
RSP: 0000:ffffc900000672d8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888146972000 RCX: 0000000000000000
RDX: ffff88813fe18000 RSI: ffffffff845074ef RDI: ffff888146972418
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff91358a47
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000008 R14: ffff88814608a140 R15: 00000000000000d0
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000c48e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
drm_fb_helper_damage drivers/gpu/drm/drm_fb_helper.c:602 [inline]
drm_fb_helper_sys_imageblit+0x2c9/0x380 drivers/gpu/drm/drm_fb_helper.c:883
drm_fbdev_fb_imageblit+0x17d/0x260 drivers/gpu/drm/drm_fbdev_generic.c:157
soft_cursor+0x514/0xa30 drivers/video/fbdev/core/softcursor.c:74
bit_cursor+0xf13/0x17a0 drivers/video/fbdev/core/bitblit.c:377
fbcon_cursor+0x3e0/0x550 drivers/video/fbdev/core/fbcon.c:1330
hide_cursor+0x85/0x280 drivers/tty/vt/vt.c:907
redraw_screen+0x5b8/0x740 drivers/tty/vt/vt.c:1012
vc_do_resize+0xed6/0x1170 drivers/tty/vt/vt.c:1342
fbcon_init+0x1061/0x1920 drivers/video/fbdev/core/fbcon.c:1125
visual_init+0x326/0x620 drivers/tty/vt/vt.c:1074
do_bind_con_driver.isra.0+0x52f/0x910 drivers/tty/vt/vt.c:3694
do_take_over_console+0x450/0x5c0 drivers/tty/vt/vt.c:4273
do_fbcon_takeover+0xe8/0x210 drivers/video/fbdev/core/fbcon.c:530
do_fb_registered drivers/video/fbdev/core/fbcon.c:3008 [inline]
fbcon_fb_registered+0x34a/0x460 drivers/video/fbdev/core/fbcon.c:3028
do_register_framebuffer drivers/video/fbdev/core/fbmem.c:1597 [inline]
register_framebuffer+0x6b7/0xb60 drivers/video/fbdev/core/fbmem.c:1703
__drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0 drivers/gpu/drm/drm_fb_helper.c:2117
drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:2183 [inline]
drm_fb_helper_initial_config+0x4a/0x60 drivers/gpu/drm/drm_fb_helper.c:2175
drm_fbdev_client_hotplug+0x2b4/0x3d0 drivers/gpu/drm/drm_fbdev_generic.c:406
drm_fbdev_generic_setup+0x165/0x440 drivers/gpu/drm/drm_fbdev_generic.c:488
vkms_create drivers/gpu/drm/vkms/vkms_drv.c:208 [inline]
vkms_init+0x569/0x5ed drivers/gpu/drm/vkms/vkms_drv.c:233
do_one_initcall+0x141/0x790 init/main.c:1306
do_initcall_level init/main.c:1379 [inline]
do_initcalls init/main.c:1395 [inline]
do_basic_setup init/main.c:1414 [inline]
kernel_init_freeable+0x6f9/0x782 init/main.c:1634
kernel_init+0x1e/0x1d0 init/main.c:1522
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
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" "root@10.128.1.71" "pwd"]: exit status 255
ssh: connect to host 10.128.1.71 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-linux-next-kasan-gce-root-test-job-test-job-2 port 1 (session ID: d2ce3b7b50e7f6b2ffdaae2642ca95ba32a71bec05b662b0b885d544270bedbf, active connections: 1).
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000200000000 = 8192 MiB
CPUs found: 2 Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID 5fafaa8f-8474-0792-0122-c42702b244e2
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 0x000f2450: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
[ 0.000000][ T0] Linux version 6.1.0-rc6-next-20221123-syzkaller-10069-g736b6d81d93c (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT_DYNAMIC now
[ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.000000][ T0] KERNEL supported cpus:
[ 0.000000][ T0] Intel GenuineIntel
[ 0.000000][ T0] AMD AuthenticAMD
[ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 0.000000][ T0] signal: max sigframe size: 1776
[ 0.000000][ T0] BIOS-provided physical RAM map:
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable
[ 0.000000][ T0] printk: bootconsole [earlyser0] enabled
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** This system shows unhashed kernel memory addresses **
[ 0.000000][ T0] ** via the console, logs, and other interfaces. This **
[ 0.000000][ T0] ** might reduce the security of your system. **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** If you see this message and you are not debugging **
[ 0.000000][ T0] ** the kernel, report this immediately to your system **
[ 0.000000][ T0] ** administrator! **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] Malformed early option 'vsyscall'
[ 0.000000][ T0] nopcid: PCID feature disabled
[ 0.000000][ T0] NX (Execute Disable) protection: active
[ 0.000000][ T0] SMBIOS 2.4 present.
[ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 0.000000][ T0] Hypervisor detected: KVM
[ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000011][ T0] kvm-clock: using sched offset of 4257594330 cycles
[ 0.001015][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.004000][ T0] tsc: Detected 2200.224 MHz processor
[ 0.009288][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.010488][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.011815][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.018962][ T0] found SMP MP-table at [mem 0x000f2710-0x000f271f]
[ 0.020386][ T0] Using GB pages for direct mapping
[ 0.023503][ T0] ACPI: Early table checksum verification disabled
[ 0.024640][ T0] ACPI: RSDP 0x00000000000F2490 000014 (v00 Google)
[ 0.025625][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.027553][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.028920][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.030198][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.030955][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.031715][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.032969][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.034380][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.035683][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.037234][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423]
[ 0.038779][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323]
[ 0.040890][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.042223][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.043602][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27]
[ 0.045036][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25]
[ 0.046479][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf]
[ 0.047930][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57]
[ 0.049765][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0
[ 0.050570][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0
[ 0.051284][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.052679][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.053586][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.054783][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff]
[ 0.056545][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff]
[ 0.058498][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB)
[ 0.060104][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB)
[ 0.061923][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff]
[ 0.063834][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff]
[ 0.128020][ T0] Zone ranges:
[ 0.128761][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.129817][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.130884][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.131853][ T0] Device empty
[ 0.132410][ T0] Movable zone start for each node
[ 0.133089][ T0] Early memory node ranges
[ 0.133735][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.134716][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.135747][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff]
[ 0.136960][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff]
[ 0.138370][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff]
[ 0.139761][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff]
[ 0.140901][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.141066][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.181965][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.733503][ T0] kasan: KernelAddressSanitizer initialized
[ 0.736324][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.737041][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.738167][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.739344][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.740483][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.741486][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.742618][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.743764][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.744739][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.745979][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.747117][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.748362][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.749477][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.750840][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff]
[ 0.751961][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff]
[ 0.753061][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff]
[ 0.754384][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.755385][ T0] Booting paravirtualized kernel on KVM
[ 0.756395][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.825881][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
[ 0.828739][ T0] percpu: Embedded 70 pages/cpu s249608 r8192 d28920 u1048576
[ 0.829973][ T0] kvm-guest: PV spinlocks enabled
[ 0.830913][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.832340][ T0] Fallback order for Node 0: 0 1
[ 0.833631][ T0] Fallback order for Node 1: 1 0
[ 0.834364][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125
[ 0.835429][ T0] Policy zone: Normal
[ 0.837058][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb 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 binder.debug_mask=0 rcupdate.rcu_expedited=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid 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 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.854210][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space.
[ 0.856512][ T0] random: crng init done
[ 0.858528][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.863835][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[ 0.865455][ T0] software IO TLB: area num 2.
[ 1.990457][ T0] Memory: 6814564K/8388204K available (151552K kernel code, 36329K rwdata, 31556K rodata, 2904K init, 35480K bss, 1573384K reserved, 0K cma-reserved)
[ 1.994814][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 1.998443][ T0] Dynamic Preempt: full
[ 2.000165][ T0] Running RCU self tests
[ 2.000766][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 2.001815][ T0] rcu: RCU lockdep checking is enabled.
[ 2.002764][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 2.003909][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 2.005652][ T0] rcu: RCU debug extended QS entry/exit.
[ 2.006441][ T0] All grace periods are expedited (rcu_expedited).
[ 2.007331][ T0] Trampoline variant of Tasks RCU enabled.
[ 2.008723][ T0] Tracing variant of Tasks RCU enabled.
[ 2.009850][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 2.011454][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 2.055291][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 2.056969][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 2.058553][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000
[ 2.061202][ T0] Console: colour VGA+ 80x25
[ 2.061910][ T0] printk: console [ttyS0] enabled
[ 2.061910][ T0] printk: console [ttyS0] enabled
[ 2.063503][ T0] printk: bootconsole [earlyser0] disabled
[ 2.063503][ T0] printk: bootconsole [earlyser0] disabled
[ 2.065200][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 2.066446][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 2.067218][ T0] ... MAX_LOCK_DEPTH: 48
[ 2.067959][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 2.068852][ T0] ... CLASSHASH_SIZE: 4096
[ 2.070232][ T0] ... MAX_LOCKDEP_ENTRIES: 131072
[ 2.071012][ T0] ... MAX_LOCKDEP_CHAINS: 262144
[ 2.071804][ T0] ... CHAINHASH_SIZE: 131072
[ 2.072688][ T0] memory used by lock dependency info: 20657 kB
[ 2.073851][ T0] memory used for stack traces: 8320 kB
[ 2.074890][ T0] per task-struct memory footprint: 1920 bytes
[ 2.076089][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl
[ 2.078101][ T0] ACPI: Core revision 20221020
[ 2.079499][ T0] APIC: Switch to symmetric I/O mode setup
[ 2.081058][ T0] x2apic enabled
[ 2.084690][ T0] Switched APIC routing to physical x2apic.
[ 2.091900][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 2.093465][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb70669aa9, max_idle_ns: 440795250109 ns
[ 2.095586][ T0] Calibrating delay loop (skipped) preset value.. 4400.44 BogoMIPS (lpj=22002240)
[ 2.097027][ T0] pid_max: default: 32768 minimum: 301
[ 2.098224][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,integrity,tomoyo,apparmor,bpf
[ 2.105685][ T0] landlock: Up and running.
[ 2.106561][ T0] Yama: becoming mindful.
[ 2.107521][ T0] TOMOYO Linux initialized
[ 2.108462][ T0] AppArmor: AppArmor initialized
[ 2.109493][ T0] LSM support for eBPF active
[ 2.116081][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage)
[ 2.120475][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage)
[ 2.122582][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.124235][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.128862][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
[ 2.129825][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
[ 2.130915][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 2.132276][ T0] Spectre V2 : Mitigation: IBRS
[ 2.133036][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[ 2.134294][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
[ 2.135592][ T0] RETBleed: Mitigation: IBRS
[ 2.136360][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 2.137722][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 2.139406][ T0] MDS: Mitigation: Clear CPU buffers
[ 2.140228][ T0] TAA: Mitigation: Clear CPU buffers
[ 2.141002][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 2.160884][ T0] Freeing SMP alternatives memory: 116K
[ 2.282677][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0)
[ 2.285565][ T1] cblist_init_generic: Setting adjustable number of callback queues.
[ 2.285565][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 2.285565][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 2.285565][ T1] Running RCU-tasks wait API self tests
[ 2.386037][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only.
[ 2.388730][ T1] rcu: Hierarchical SRCU implementation.
[ 2.389682][ T1] rcu: Max phase no-delay instances is 1000.
[ 2.395284][ T1] NMI watchdog: Perf NMI watchdog permanently disabled
[ 2.396370][ T1] smp: Bringing up secondary CPUs ...
[ 2.399090][ T1] x86: Booting SMP configuration:
[ 2.399920][ T1] .... node #0, CPUs: #1
[ 2.402066][ T1] 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.
[ 2.405771][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details.
[ 2.407950][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.
[ 2.410596][ T1] smp: Brought up 2 nodes, 2 CPUs
[ 2.411521][ T1] smpboot: Max logical packages: 1
[ 2.412291][ T1] smpboot: Total of 2 processors activated (8800.89 BogoMIPS)
[ 2.425765][ T13] Callback from call_rcu_tasks_trace() invoked.
[ 2.475254][ T1] allocated 134217728 bytes of page_ext
[ 2.477038][ T1] Node 0, zone DMA: page owner found early allocated 0 pages
[ 2.500103][ T1] Node 0, zone DMA32: page owner found early allocated 19883 pages
[ 2.515419][ T1] Node 0, zone Normal: page owner found early allocated 404 pages
[ 2.533238][ T1] Node 1, zone Normal: page owner found early allocated 18804 pages
[ 2.545589][ T1] devtmpfs: initialized
[ 2.545589][ T1] x86/mm: Memory block size: 128MB
[ 2.585746][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 2.587656][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc)
[ 2.595596][ T1] PM: RTC time: 03:44:01, date: 2022-11-24
[ 2.605888][ T12] Callback from call_rcu_tasks() invoked.
[ 2.609441][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 2.617244][ T1] audit: initializing netlink subsys (disabled)
[ 2.628073][ T1] thermal_sys: Registered thermal governor 'step_wise'
[ 2.628091][ T1] thermal_sys: Registered thermal governor 'user_space'
[ 2.629774][ T1] cpuidle: using governor menu
[ 2.632134][ T1] NET: Registered PF_QIPCRTR protocol family
[ 2.635731][ T27] audit: type=2000 audit(1669261441.034:1): state=initialized audit_enabled=0 res=1
[ 2.635606][ T1] PCI: Using configuration type 1 for base access
[ 2.645823][ T1] WARNING: workqueue cpumask: online intersect > possible intersect
[ 2.649432][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages
[ 2.649432][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page
[ 2.649432][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages
[ 2.651051][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page
[ 2.685656][ T1] cryptd: max_cpu_qlen set to 1000
[ 2.696473][ T1] raid6: skipped pq benchmark and selected avx2x4
[ 2.697609][ T1] raid6: using avx2x2 recovery algorithm
[ 2.699919][ T1] ACPI: Added _OSI(Module Device)
[ 2.700824][ T1] ACPI: Added _OSI(Processor Device)
[ 2.701935][ T1] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 2.702947][ T1] ACPI: Added _OSI(Processor Aggregator Device)
[ 2.805405][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded
[ 2.841074][ T1] ACPI: Interpreter enabled
[ 2.842591][ T1] ACPI: PM: (supports S0 S3 S4 S5)
[ 2.843949][ T1] ACPI: Using IOAPIC for interrupt routing
[ 2.845593][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 2.848090][ T1] PCI: Using E820 reservations for host bridge windows
[ 2.853067][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F
[ 2.992823][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 2.995021][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3]
[ 2.995594][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI]
[ 2.999419][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[ 3.016722][ T1] PCI host bridge to bus 0000:00
[ 3.017841][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced
[ 3.019128][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 3.020789][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 3.022808][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 3.024538][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window]
[ 3.025600][ T1] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 3.027718][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 3.033976][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100
[ 3.057506][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 3.074214][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI
[ 3.079064][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000
[ 3.087043][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f]
[ 3.092542][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f]
[ 3.112024][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000
[ 3.120158][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f]
[ 3.128011][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f]
[ 3.147331][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000
[ 3.157705][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff]
[ 3.182539][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[ 3.189632][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00
[ 3.197039][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f]
[ 3.202637][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f]
[ 3.221970][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00
[ 3.230769][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf]
[ 3.236518][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f]
[ 3.275213][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10
[ 3.280729][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10
[ 3.287893][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11
[ 3.294544][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11
[ 3.298438][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9
[ 3.313734][ T1] iommu: Default domain type: Translated
[ 3.314800][ T1] iommu: DMA domain TLB invalidation policy: lazy mode
[ 3.319809][ T1] SCSI subsystem initialized
[ 3.322836][ T1] ACPI: bus type USB registered
[ 3.324170][ T1] usbcore: registered new interface driver usbfs
[ 3.326291][ T1] usbcore: registered new interface driver hub
[ 3.327741][ T1] usbcore: registered new device driver usb
[ 3.330686][ T1] mc: Linux media interface: v0.10
[ 3.331781][ T1] videodev: Linux video capture interface: v2.00
[ 3.333458][ T1] pps_core: LinuxPPS API ver. 1 registered
[ 3.334423][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti
[ 3.335776][ T1] PTP clock support registered
[ 3.337799][ T1] EDAC MC: Ver: 3.0.0
[ 3.342849][ T1] Advanced Linux Sound Architecture Driver Initialized.
[ 3.349856][ T1] Bluetooth: Core ver 2.22
[ 3.350907][ T1] NET: Registered PF_BLUETOOTH protocol family
[ 3.352093][ T1] Bluetooth: HCI device and connection manager initialized
[ 3.353523][ T1] Bluetooth: HCI socket layer initialized
[ 3.354569][ T1] Bluetooth: L2CAP socket layer initialized
[ 3.355741][ T1] Bluetooth: SCO socket layer initialized
[ 3.357105][ T1] NET: Registered PF_ATMPVC protocol family
[ 3.358040][ T1] NET: Registered PF_ATMSVC protocol family
[ 3.359492][ T1] NetLabel: Initializing
[ 3.360334][ T1] NetLabel: domain hash size = 128
[ 3.361080][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 3.362787][ T1] NetLabel: unlabeled traffic allowed by default
[ 3.364966][ T1] nfc: nfc_init: NFC Core ver 0.1
[ 3.364966][ T1] NET: Registered PF_NFC protocol family
[ 3.364966][ T1] PCI: Using ACPI for IRQ routing
[ 3.364966][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device
[ 3.364966][ T1] pci 0000:00:05.0: vgaarb: bridge control possible
[ 3.365565][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 3.365588][ T1] vgaarb: loaded
[ 3.376174][ T1] clocksource: Switched to clocksource kvm-clock
[ 3.387742][ T1] VFS: Disk quotas dquot_6.6.0
[ 3.389077][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 3.391055][ T1] FS-Cache: Loaded
[ 3.393476][ T1] CacheFiles: Loaded
[ 3.394882][ T1] TOMOYO: 2.6.0
[ 3.395776][ T1] Mandatory Access Control activated.
[ 3.400872][ T1] AppArmor: AppArmor Filesystem Enabled
[ 3.402496][ T1] pnp: PnP ACPI init
[ 3.422830][ T1] pnp: PnP ACPI: found 7 devices
[ 3.474106][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 3.477018][ T1] NET: Registered PF_INET protocol family
[ 3.481819][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc)
[ 3.495960][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc)
[ 3.498836][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc)
[ 3.502061][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc)
[ 3.516714][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage)
[ 3.528697][ T1] TCP: Hash tables configured (established 65536 bind 65536)
[ 3.534188][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc)
[ 3.539189][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc)
[ 3.543571][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc)
[ 3.547069][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 3.550817][ T1] RPC: Registered named UNIX socket transport module.
[ 3.551934][ T1] RPC: Registered udp transport module.
[ 3.552830][ T1] RPC: Registered tcp transport module.
[ 3.553894][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 3.559192][ T1] NET: Registered PF_XDP protocol family
[ 3.560222][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 3.561287][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 3.562453][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 3.563840][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window]
[ 3.566268][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 3.567533][ T1] PCI: CLS 0 bytes, default 64
[ 3.575239][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 3.576533][ T1] software IO TLB: mapped [mem 0x00000000b5800000-0x00000000b9800000] (64MB)
[ 3.578003][ T1] ACPI: bus type thunderbolt registered
[ 3.587607][ T57] kworker/u4:3 (57) used greatest stack depth: 28240 bytes left
[ 3.588781][ T56] kworker/u4:3 (56) used greatest stack depth: 27944 bytes left
[ 3.592621][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer
[ 3.616475][ T1] kvm: already loaded vendor module 'kvm_intel'
[ 3.617541][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb70669aa9, max_idle_ns: 440795250109 ns
[ 3.619361][ T1] clocksource: Switched to clocksource tsc
[ 3.620374][ T58] kworker/u4:3 (58) used greatest stack depth: 27120 bytes left
[ 7.176870][ T1] Initialise system trusted keyrings
[ 7.180606][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0
[ 7.182300][ T1] zbud: loaded
[ 7.188881][ T1] DLM installed
[ 7.191456][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 7.196534][ T1] NFS: Registering the id_resolver key type
[ 7.197853][ T1] Key type id_resolver registered
[ 7.198632][ T1] Key type id_legacy registered
[ 7.199682][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 7.201039][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[ 7.206888][ T1] Key type cifs.spnego registered
[ 7.208727][ T1] Key type cifs.idmap registered
[ 7.209880][ T1] ntfs: driver 2.1.32 [Flags: R/W].
[ 7.211025][ T1] ntfs3: Max link count 4000
[ 7.212032][ T1] ntfs3: Enabled Linux POSIX ACLs support
[ 7.213006][ T1] ntfs3: Read-only LZX/Xpress compression included
[ 7.214240][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/
[ 7.215184][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
[ 7.218751][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc.
[ 7.219857][ T1] QNX4 filesystem 0.2.3 registered.
[ 7.220818][ T1] qnx6: QNX6 filesystem 1.0.0 registered.
[ 7.222521][ T1] fuse: init (API version 7.38)
[ 7.225412][ T1] orangefs_debugfs_init: called with debug mask: :none: :0:
[ 7.228075][ T1] orangefs_init: module version upstream loaded
[ 7.229711][ T1] JFS: nTxBlock = 8192, nTxLock = 65536
[ 7.251595][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled
[ 7.257874][ T1] 9p: Installing v9fs 9p2000 file system support
[ 7.259175][ T1] NILFS version 2 loaded
[ 7.259768][ T1] befs: version: 0.9.3
[ 7.260795][ T1] ocfs2: Registered cluster interface o2cb
[ 7.262139][ T1] ocfs2: Registered cluster interface user
[ 7.263513][ T1] OCFS2 User DLM kernel interface loaded
[ 7.273383][ T1] gfs2: GFS2 installed
[ 7.280576][ T1] ceph: loaded (mds proto 32)
[ 7.292094][ T1] NET: Registered PF_ALG protocol family
[ 7.293141][ T1] xor: automatically using best checksumming function avx
[ 7.294332][ T1] async_tx: api initialized (async)
[ 7.295347][ T1] Key type asymmetric registered
[ 7.296640][ T1] Asymmetric key parser 'x509' registered
[ 7.297637][ T1] Asymmetric key parser 'pkcs8' registered
[ 7.298469][ T1] Key type pkcs7_test registered
[ 7.303185][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed
[ 7.304720][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240)
[ 7.307444][ T1] io scheduler mq-deadline registered
[ 7.308610][ T1] io scheduler kyber registered
[ 7.309503][ T1] io scheduler bfq registered
[ 7.320542][ T163] kworker/u4:2 (163) used greatest stack depth: 27008 bytes left
[ 7.330486][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 7.336587][ T1] ACPI: button: Power Button [PWRF]
[ 7.338655][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[ 7.340782][ T1] ACPI: button: Sleep Button [SLPF]
[ 7.366890][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 7.367858][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 7.386254][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10
[ 7.387199][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 7.404976][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 7.407452][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 7.420740][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver
[ 7.887291][ T1] N_HDLC line discipline registered with maxframe=4096
[ 7.888841][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 7.891281][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 7.902128][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 7.909383][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 7.918507][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 7.939561][ T1] Non-volatile memory driver v1.3
[ 7.952105][ T1] Linux agpgart interface v0.103
[ 7.959232][ T1] ACPI: bus type drm_connector registered
[ 7.968474][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[ 7.976142][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
[ 8.004264][ T1] ------------[ cut here ]------------
[ 8.004278][ T1] WARNING: CPU: 0 PID: 1 at drivers/video/fbdev/core/fb_defio.c:340 fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.004326][ T1] Modules linked in:
[ 8.004337][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller-10069-g736b6d81d93c #0
[ 8.004353][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 8.004362][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.004387][ T1] Code: c1 e8 03 80 3c 30 00 75 38 48 8b 35 03 13 25 0a bf 08 00 00 00 e8 01 e6 01 fd 48 83 c4 10 5b 5d e9 a6 56 30 fd e8 a1 56 30 fd <0f> 0b 48 83 c4 10 5b 5d e9 94 56 30 fd e8 af 77 7e fd e9 7a ff ff
[ 8.004401][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293
[ 8.004414][ T1] RAX: 0000000000000000 RBX: ffff888146972000 RCX: 0000000000000000
[ 8.004424][ T1] RDX: ffff88813fe18000 RSI: ffffffff845074ef RDI: ffff888146972418
[ 8.004433][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff91358a47
[ 8.004443][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[ 8.004452][ T1] R13: 0000000000000008 R14: ffff88814608a140 R15: 00000000000000d0
[ 8.004461][ T1] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 8.004476][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.004486][ T1] CR2: ffff88823ffff000 CR3: 000000000c48e000 CR4: 00000000003506f0
[ 8.004496][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.004504][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.004514][ T1] Call Trace:
[ 8.004519][ T1]
[ 8.004527][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70
[ 8.004550][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380
[ 8.004575][ T1] drm_fbdev_fb_imageblit+0x17d/0x260
[ 8.004593][ T1] soft_cursor+0x514/0xa30
[ 8.004620][ T1] bit_cursor+0xf13/0x17a0
[ 8.004645][ T1] ? bit_putcs+0xd20/0xd20
[ 8.004667][ T1] ? mark_lock.part.0+0x18d1/0x1910
[ 8.004692][ T1] ? fb_get_color_depth+0x11e/0x240
[ 8.004707][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 8.004730][ T1] ? get_color+0x22a/0x450
[ 8.004749][ T1] ? bit_putcs+0xd20/0xd20
[ 8.004766][ T1] fbcon_cursor+0x3e0/0x550
[ 8.004788][ T1] hide_cursor+0x85/0x280
[ 8.004812][ T1] redraw_screen+0x5b8/0x740
[ 8.004825][ T1] ? slab_free_freelist_hook+0x8b/0x1c0
[ 8.004847][ T1] ? vc_init+0x5a0/0x5a0
[ 8.004860][ T1] ? __kmem_cache_free+0xaf/0x3b0
[ 8.004881][ T1] ? gotoxy+0x1ce/0x490
[ 8.004903][ T1] vc_do_resize+0xed6/0x1170
[ 8.004930][ T1] ? vt_console_print+0xed0/0xed0
[ 8.004952][ T1] fbcon_init+0x1061/0x1920
[ 8.004972][ T1] ? drm_fb_helper_blank+0x260/0x260
[ 8.004993][ T1] visual_init+0x326/0x620
[ 8.005015][ T1] do_bind_con_driver.isra.0+0x52f/0x910
[ 8.005036][ T1] do_take_over_console+0x450/0x5c0
[ 8.005055][ T1] do_fbcon_takeover+0xe8/0x210
[ 8.005075][ T1] fbcon_fb_registered+0x34a/0x460
[ 8.005093][ T1] ? fb_var_to_videomode+0x4c9/0x690
[ 8.005112][ T1] register_framebuffer+0x6b7/0xb60
[ 8.005128][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0
[ 8.005144][ T1] ? fb_open+0x430/0x430
[ 8.005169][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0
[ 8.005197][ T1] ? drm_fb_helper_alloc_info+0x260/0x260
[ 8.005215][ T1] ? lockdep_init_map_type+0x21e/0x800
[ 8.005238][ T1] ? lockdep_init_map_type+0x21e/0x800
[ 8.005258][ T1] ? __raw_spin_lock_init+0x3a/0x110
[ 8.005277][ T1] drm_fb_helper_initial_config+0x4a/0x60
[ 8.005295][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0
[ 8.005313][ T1] drm_fbdev_generic_setup+0x165/0x440
[ 8.005331][ T1] vkms_init+0x569/0x5ed
[ 8.005352][ T1] ? vgem_init+0x23d/0x23d
[ 8.005370][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70
[ 8.005400][ T1] ? vgem_init+0x23d/0x23d
[ 8.005419][ T1] do_one_initcall+0x141/0x790
[ 8.005441][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200
[ 8.005460][ T1] ? parameq+0xa0/0x170
[ 8.005491][ T1] kernel_init_freeable+0x6f9/0x782
[ 8.005515][ T1] ? rest_init+0x270/0x270
[ 8.005530][ T1] kernel_init+0x1e/0x1d0
[ 8.005542][ T1] ? rest_init+0x270/0x270
[ 8.005554][ T1] ret_from_fork+0x1f/0x30
[ 8.005662][ T1]
[ 8.005672][ T1] Kernel panic - not syncing: panic_on_warn set ...
[ 8.005681][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc6-next-20221123-syzkaller-10069-g736b6d81d93c #0
[ 8.005701][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 8.005711][ T1] Call Trace:
[ 8.005717][ T1]
[ 8.005724][ T1] dump_stack_lvl+0xd1/0x138
[ 8.005751][ T1] panic+0x2cc/0x626
[ 8.005774][ T1] ? panic_print_sys_info.part.0+0x110/0x110
[ 8.005797][ T1] ? __warn.cold+0x24b/0x350
[ 8.005814][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.005831][ T1] __warn.cold+0x25c/0x350
[ 8.005848][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.005865][ T1] report_bug+0x1c0/0x210
[ 8.005882][ T1] handle_bug+0x3c/0x70
[ 8.005898][ T1] exc_invalid_op+0x18/0x50
[ 8.005915][ T1] asm_exc_invalid_op+0x1a/0x20
[ 8.005936][ T1] RIP: 0010:fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.005954][ T1] Code: c1 e8 03 80 3c 30 00 75 38 48 8b 35 03 13 25 0a bf 08 00 00 00 e8 01 e6 01 fd 48 83 c4 10 5b 5d e9 a6 56 30 fd e8 a1 56 30 fd <0f> 0b 48 83 c4 10 5b 5d e9 94 56 30 fd e8 af 77 7e fd e9 7a ff ff
[ 8.005966][ T1] RSP: 0000:ffffc900000672d8 EFLAGS: 00010293
[ 8.005977][ T1] RAX: 0000000000000000 RBX: ffff888146972000 RCX: 0000000000000000
[ 8.005985][ T1] RDX: ffff88813fe18000 RSI: ffffffff845074ef RDI: ffff888146972418
[ 8.005994][ T1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff91358a47
[ 8.006002][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[ 8.006010][ T1] R13: 0000000000000008 R14: ffff88814608a140 R15: 00000000000000d0
[ 8.006025][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.006044][ T1] ? fb_deferred_io_schedule_flush+0x9f/0xf0
[ 8.006060][ T1] ? _raw_spin_unlock_irqrestore+0x41/0x70
[ 8.006074][ T1] drm_fb_helper_sys_imageblit+0x2c9/0x380
[ 8.006095][ T1] drm_fbdev_fb_imageblit+0x17d/0x260
[ 8.006111][ T1] soft_cursor+0x514/0xa30
[ 8.006136][ T1] bit_cursor+0xf13/0x17a0
[ 8.006160][ T1] ? bit_putcs+0xd20/0xd20
[ 8.006180][ T1] ? mark_lock.part.0+0x18d1/0x1910
[ 8.006202][ T1] ? fb_get_color_depth+0x11e/0x240
[ 8.006214][ T1] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 8.006234][ T1] ? get_color+0x22a/0x450
[ 8.006252][ T1] ? bit_putcs+0xd20/0xd20
[ 8.006267][ T1] fbcon_cursor+0x3e0/0x550
[ 8.006288][ T1] hide_cursor+0x85/0x280
[ 8.006309][ T1] redraw_screen+0x5b8/0x740
[ 8.006320][ T1] ? slab_free_freelist_hook+0x8b/0x1c0
[ 8.006340][ T1] ? vc_init+0x5a0/0x5a0
[ 8.006352][ T1] ? __kmem_cache_free+0xaf/0x3b0
[ 8.006371][ T1] ? gotoxy+0x1ce/0x490
[ 8.006396][ T1] vc_do_resize+0xed6/0x1170
[ 8.006421][ T1] ? vt_console_print+0xed0/0xed0
[ 8.006442][ T1] fbcon_init+0x1061/0x1920
[ 8.006460][ T1] ? drm_fb_helper_blank+0x260/0x260
[ 8.006480][ T1] visual_init+0x326/0x620
[ 8.006501][ T1] do_bind_con_driver.isra.0+0x52f/0x910
[ 8.006521][ T1] do_take_over_console+0x450/0x5c0
[ 8.006539][ T1] do_fbcon_takeover+0xe8/0x210
[ 8.006557][ T1] fbcon_fb_registered+0x34a/0x460
[ 8.006574][ T1] ? fb_var_to_videomode+0x4c9/0x690
[ 8.006591][ T1] register_framebuffer+0x6b7/0xb60
[ 8.006606][ T1] ? drm_setup_crtcs_fb+0x4d4/0x6f0
[ 8.006622][ T1] ? fb_open+0x430/0x430
[ 8.006645][ T1] __drm_fb_helper_initial_config_and_unlock+0xe30/0x13e0
[ 8.006671][ T1] ? drm_fb_helper_alloc_info+0x260/0x260
[ 8.006689][ T1] ? lockdep_init_map_type+0x21e/0x800
[ 8.006710][ T1] ? lockdep_init_map_type+0x21e/0x800
[ 8.006729][ T1] ? __raw_spin_lock_init+0x3a/0x110
[ 8.006747][ T1] drm_fb_helper_initial_config+0x4a/0x60
[ 8.006765][ T1] drm_fbdev_client_hotplug+0x2b4/0x3d0
[ 8.006781][ T1] drm_fbdev_generic_setup+0x165/0x440
[ 8.006798][ T1] vkms_init+0x569/0x5ed
[ 8.006816][ T1] ? vgem_init+0x23d/0x23d
[ 8.006833][ T1] ? _raw_spin_unlock_irqrestore+0x54/0x70
[ 8.006858][ T1] ? vgem_init+0x23d/0x23d
[ 8.006876][ T1] do_one_initcall+0x141/0x790
[ 8.006893][ T1] ? trace_event_raw_event_initcall_level+0x200/0x200
[ 8.006911][ T1] ? parameq+0xa0/0x170
[ 8.006939][ T1] kernel_init_freeable+0x6f9/0x782
[ 8.006960][ T1] ? rest_init+0x270/0x270
[ 8.006973][ T1] kernel_init+0x1e/0x1d0
[ 8.006984][ T1] ? rest_init+0x270/0x270
[ 8.006995][ T1] ret_from_fork+0x1f/0x30
[ 8.007022][ T1]
[ 8.007200][ T1] Kernel Offset: disabled
[ 8.015612][ T1] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=)
GO111MODULE="auto"
GOARCH="amd64"
GOBIN=""
GOCACHE="/syzkaller/.cache/go-build"
GOENV="/syzkaller/.config/go/env"
GOEXE=""
GOEXPERIMENT=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/syzkaller/jobs/linux/gopath/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/syzkaller/jobs/linux/gopath"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GOVCS=""
GOVERSION="go1.17"
GCCGO="gccgo"
AR="ar"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build598603999=/tmp/go-build -gno-record-gcc-switches"
git status (err=)
HEAD detached at 0d5abf15b
nothing to commit, working tree clean
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=0d5abf15b74358009a02efb629f7bc7c84841a1f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220608-201652'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=0d5abf15b74358009a02efb629f7bc7c84841a1f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220608-201652'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=0d5abf15b74358009a02efb629f7bc7c84841a1f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220608-201652'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"0d5abf15b74358009a02efb629f7bc7c84841a1f\"