kernel BUG in folio_unlock
virtio-pci 0000:00:06.0: 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
Console: switching to colour frame buffer device 128x48
platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
usbcore: registered new interface driver udl
page:ffffea0000736380 refcount:4 mapcount:0 mapping:ffff888140c812f8 index:0x0 pfn:0x1cd8e
memcg:ffff888140150000
aops:def_blk_aops ino:100000
flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000002004 0000000000000000 dead000000000122 ffff888140c812f8
raw: 0000000000000000 ffff888011fae000 00000004ffffffff ffff888140150000
page dumped because: VM_BUG_ON_FOLIO(!folio_test_locked(folio))
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140cc0(GFP_USER|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 6025000746, free_ts 5976256083
prep_new_page mm/page_alloc.c:2456 [inline]
get_page_from_freelist+0x1290/0x3b70 mm/page_alloc.c:4198
__alloc_pages+0x1c7/0x510 mm/page_alloc.c:5426
alloc_page_interleave+0x1e/0x200 mm/mempolicy.c:2105
alloc_pages+0x2b1/0x310 mm/mempolicy.c:2267
folio_alloc+0x1c/0x70 mm/mempolicy.c:2282
filemap_alloc_folio mm/filemap.c:996 [inline]
do_read_cache_folio+0x3e6/0x800 mm/filemap.c:3513
do_read_cache_page mm/filemap.c:3610 [inline]
read_cache_page+0x59/0x2a0 mm/filemap.c:3619
read_mapping_page include/linux/pagemap.h:759 [inline]
read_part_sector+0xf6/0x920 block/partitions/core.c:715
adfspart_check_ICS+0x9a/0x690 block/partitions/acorn.c:360
check_partition block/partitions/core.c:147 [inline]
blk_add_partitions block/partitions/core.c:600 [inline]
bdev_disk_changed block/partitions/core.c:686 [inline]
bdev_disk_changed+0x629/0xf60 block/partitions/core.c:653
blkdev_get_whole+0x18a/0x2d0 block/bdev.c:686
blkdev_get_by_dev.part.0+0x5ec/0xb90 block/bdev.c:823
blkdev_get_by_dev+0x6b/0x80 block/bdev.c:857
disk_scan_partitions+0x16a/0x200 block/genhd.c:394
device_add_disk+0xc3e/0xe20 block/genhd.c:525
add_disk include/linux/blkdev.h:763 [inline]
brd_alloc.part.0+0x4db/0x7a0 drivers/block/brd.c:415
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1371 [inline]
free_pcp_prepare+0x549/0xd20 mm/page_alloc.c:1421
free_unref_page_prepare mm/page_alloc.c:3343 [inline]
free_unref_page+0x19/0x6a0 mm/page_alloc.c:3438
__vunmap+0x85d/0xd30 mm/vmalloc.c:2665
free_work+0x58/0x70 mm/vmalloc.c:97
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
------------[ cut here ]------------
kernel BUG at mm/filemap.c:1557!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.19.0-rc4-syzkaller-00187-g089866061428-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
RIP: 0010:folio_unlock+0xae/0xc0 mm/filemap.c:1557
Code: e8 e7 38 d9 ff 48 89 ef 31 f6 e8 0d f9 ff ff 5b 5d e9 d6 38 d9 ff e8 d1 38 d9 ff 48 c7 c6 20 75 d6 89 48 89 ef e8 72 69 0f 00 <0f> 0b 48 89 df e8 b8 fd 25 00 e9 7c ff ff ff 0f 1f 00 41 57 41 56
RSP: 0018:ffffc900000678e0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888140170000 RSI: ffffffff81a12dee RDI: 0000000000000003
RBP: ffffea0000736380 R08: 0000000000000003 R09: 000000000000ffff
R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801cdbc180
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000ba8e000 CR4: 0000000000350ef0
Call Trace:
do_read_cache_folio+0x2f7/0x800 mm/filemap.c:3534
do_read_cache_page mm/filemap.c:3610 [inline]
read_cache_page+0x59/0x2a0 mm/filemap.c:3619
read_mapping_page include/linux/pagemap.h:759 [inline]
read_part_sector+0xf6/0x920 block/partitions/core.c:715
adfspart_check_ICS+0x9a/0x690 block/partitions/acorn.c:360
check_partition block/partitions/core.c:147 [inline]
blk_add_partitions block/partitions/core.c:600 [inline]
bdev_disk_changed block/partitions/core.c:686 [inline]
bdev_disk_changed+0x629/0xf60 block/partitions/core.c:653
blkdev_get_whole+0x18a/0x2d0 block/bdev.c:686
blkdev_get_by_dev.part.0+0x5ec/0xb90 block/bdev.c:823
blkdev_get_by_dev+0x6b/0x80 block/bdev.c:857
disk_scan_partitions+0x16a/0x200 block/genhd.c:394
device_add_disk+0xc3e/0xe20 block/genhd.c:525
add_disk include/linux/blkdev.h:763 [inline]
brd_alloc.part.0+0x4db/0x7a0 drivers/block/brd.c:415
brd_alloc drivers/block/brd.c:374 [inline]
brd_init+0x1b8/0x24b drivers/block/brd.c:477
do_one_initcall+0x103/0x650 init/main.c:1295
do_initcall_level init/main.c:1368 [inline]
do_initcalls init/main.c:1384 [inline]
do_basic_setup init/main.c:1403 [inline]
kernel_init_freeable+0x6b1/0x73a init/main.c:1610
kernel_init+0x1a/0x1d0 init/main.c:1499
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_unlock+0xae/0xc0 mm/filemap.c:1557
Code: e8 e7 38 d9 ff 48 89 ef 31 f6 e8 0d f9 ff ff 5b 5d e9 d6 38 d9 ff e8 d1 38 d9 ff 48 c7 c6 20 75 d6 89 48 89 ef e8 72 69 0f 00 <0f> 0b 48 89 df e8 b8 fd 25 00 e9 7c ff ff ff 0f 1f 00 41 57 41 56
RSP: 0018:ffffc900000678e0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888140170000 RSI: ffffffff81a12dee RDI: 0000000000000003
RBP: ffffea0000736380 R08: 0000000000000003 R09: 000000000000ffff
R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801cdbc180
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000ba8e000 CR4: 0000000000350ef0
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@10.128.0.218" "pwd"]: exit status 255
ssh: connect to host 10.128.0.218 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-kasan-gce-root-test-job-test-job-2 port 1 (session ID: 31644997f0b1c3d4f256927006a39d9b8148d8113541421961667e0aa8f07fa9, 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 47fbc771-3aaa-3069-00b7-bf6fbb2e985c
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 0x000f2710: 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 5.19.0-rc4-syzkaller-00187-g089866061428-dirty (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] [Firmware Bug]: TSC doesn't count with P0 frequency!
[ 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 'compacted' 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] 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 06/29/2022
[ 0.000000][ T0] Hypervisor detected: KVM
[ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000006][ T0] kvm-clock: using sched offset of 3175147426 cycles
[ 0.000783][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.003108][ T0] tsc: Detected 2249.998 MHz processor
[ 0.007607][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.008483][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.009521][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.012413][ T0] found SMP MP-table at [mem 0x000f29d0-0x000f29df]
[ 0.013297][ T0] Using GB pages for direct mapping
[ 0.015254][ T0] ACPI: Early table checksum verification disabled
[ 0.016115][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google)
[ 0.016979][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.018457][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.019680][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.020895][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.021604][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.022317][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.023535][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.024752][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.025969][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.027182][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423]
[ 0.028194][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323]
[ 0.029206][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.030235][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.031292][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27]
[ 0.032330][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25]
[ 0.033449][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf]
[ 0.034474][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57]
[ 0.035795][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0
[ 0.036501][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0
[ 0.037183][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.038064][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.038944][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.039874][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff]
[ 0.041364][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff]
[ 0.043180][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB)
[ 0.044268][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB)
[ 0.045871][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff]
[ 0.046988][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff]
[ 0.064031][ T0] Zone ranges:
[ 0.064699][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.065603][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.066506][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.067409][ T0] Device empty
[ 0.067884][ T0] Movable zone start for each node
[ 0.068618][ T0] Early memory node ranges
[ 0.069164][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.070076][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.071018][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff]
[ 0.071928][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff]
[ 0.072842][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff]
[ 0.073861][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff]
[ 0.074882][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.075007][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.105861][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.272340][ T0] kasan: KernelAddressSanitizer initialized
[ 0.274493][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.275140][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.276075][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.277079][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.278038][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.279008][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.279989][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.281014][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.281956][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.282871][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.284058][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.285249][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.286360][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.287442][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff]
[ 0.288519][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff]
[ 0.289630][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff]
[ 0.290740][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.291626][ T0] Booting paravirtualized kernel on KVM
[ 0.292357][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.345292][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2
[ 0.347060][ T0] percpu: Embedded 69 pages/cpu s243720 r8192 d30712 u1048576
[ 0.348237][ T0] kvm-guest: PV spinlocks enabled
[ 0.348891][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.350000][ T0] Fallback order for Node 0: 0 1
[ 0.350751][ T0] Fallback order for Node 1: 1 0
[ 0.351455][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125
[ 0.352444][ T0] Policy zone: Normal
[ 0.352967][ 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 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 dummy_hcd.num=8 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.367498][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space.
[ 0.369721][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.370628][ T0] Stack Depot early init allocating hash table with memblock_alloc, 8388608 bytes
[ 0.938810][ T0] Memory: 6830516K/8388204K available (141342K kernel code, 34667K rwdata, 30204K rodata, 2716K init, 34296K bss, 1557432K reserved, 0K cma-reserved)
[ 0.941710][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 0.944167][ T0] Dynamic Preempt: full
[ 0.945130][ T0] Running RCU self tests
[ 0.945691][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 0.946533][ T0] rcu: RCU lockdep checking is enabled.
[ 0.947291][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 0.948239][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 0.949191][ T0] rcu: RCU debug extended QS entry/exit.
[ 0.949921][ T0] All grace periods are expedited (rcu_expedited).
[ 0.950762][ T0] Trampoline variant of Tasks RCU enabled.
[ 0.951512][ T0] Tracing variant of Tasks RCU enabled.
[ 0.952215][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 0.953323][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.985053][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 0.986401][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 0.987618][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000
[ 0.989091][ T0] random: crng init done
[ 0.990608][ T0] Console: colour VGA+ 80x25
[ 0.991263][ T0] printk: console [ttyS0] enabled
[ 0.991263][ T0] printk: console [ttyS0] enabled
[ 0.992582][ T0] printk: bootconsole [earlyser0] disabled
[ 0.992582][ T0] printk: bootconsole [earlyser0] disabled
[ 0.994092][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 0.995286][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 0.995954][ T0] ... MAX_LOCK_DEPTH: 48
[ 0.996810][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 0.997538][ T0] ... CLASSHASH_SIZE: 4096
[ 0.998235][ T0] ... MAX_LOCKDEP_ENTRIES: 131072
[ 0.998950][ T0] ... MAX_LOCKDEP_CHAINS: 262144
[ 0.999687][ T0] ... CHAINHASH_SIZE: 131072
[ 1.000429][ T0] memory used by lock dependency info: 20657 kB
[ 1.001315][ T0] memory used for stack traces: 8320 kB
[ 1.002064][ T0] per task-struct memory footprint: 1920 bytes
[ 1.003036][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl
[ 1.004684][ T0] ACPI: Core revision 20220331
[ 1.005777][ T0] APIC: Switch to symmetric I/O mode setup
[ 1.011340][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 1.012557][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns
[ 1.014146][ T0] Calibrating delay loop (skipped) preset value.. 4499.99 BogoMIPS (lpj=22499980)
[ 1.015386][ T0] pid_max: default: 32768 minimum: 301
[ 1.024396][ T0] LSM: Security Framework initializing
[ 1.025465][ T0] landlock: Up and running.
[ 1.026108][ T0] Yama: becoming mindful.
[ 1.026781][ T0] TOMOYO Linux initialized
[ 1.027580][ T0] AppArmor: AppArmor initialized
[ 1.028284][ T0] LSM support for eBPF active
[ 1.030985][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage)
[ 1.033332][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage)
[ 1.034247][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 1.035439][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 1.038784][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated
[ 1.040062][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512
[ 1.041008][ T0] Last level dTLB entries: 4KB 2048, 2MB 2048, 4MB 1024, 1GB 0
[ 1.042097][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 1.044197][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available!
[ 1.044203][ T0] Spectre V2 : Vulnerable
[ 1.045987][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[ 1.047181][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 1.048264][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 1.049675][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl
[ 1.050628][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 1.053635][ T0] Freeing SMP alternatives memory: 108K
[ 1.175461][ T1] smpboot: CPU0: AMD EPYC 7B12 (family: 0x17, model: 0x31, stepping: 0x0)
[ 1.178597][ T1] cblist_init_generic: Setting adjustable number of callback queues.
[ 1.179794][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 1.181025][ T1] cblist_init_generic: Setting shift to 1 and lim to 1.
[ 1.182106][ T1] Running RCU-tasks wait API self tests
[ 1.284440][ T1] Performance Events: PMU not available due to virtualization, using software events only.
[ 1.286576][ T1] rcu: Hierarchical SRCU implementation.
[ 1.290585][ T1] NMI watchdog: Perf NMI watchdog permanently disabled
[ 1.291931][ T1] smp: Bringing up secondary CPUs ...
[ 1.293759][ T1] x86: Booting SMP configuration:
[ 1.294166][ T1] .... node #0, CPUs: #1
[ 1.295806][ T1] smp: Brought up 2 nodes, 2 CPUs
[ 1.295806][ T1] smpboot: Max logical packages: 1
[ 1.296044][ T1] smpboot: Total of 2 processors activated (8999.99 BogoMIPS)
[ 1.304284][ T13] Callback from call_rcu_tasks_trace() invoked.
[ 1.319995][ T1] allocated 134217728 bytes of page_ext
[ 1.321092][ T1] Node 0, zone DMA: page owner found early allocated 0 pages
[ 1.333946][ T1] Node 0, zone DMA32: page owner found early allocated 18934 pages
[ 1.347377][ T1] Node 0, zone Normal: page owner found early allocated 292 pages
[ 1.353644][ T1] Node 1, zone Normal: page owner found early allocated 19162 pages
[ 1.354757][ T1] devtmpfs: initialized
[ 1.355377][ T1] x86/mm: Memory block size: 128MB
[ 1.388494][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 1.394766][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc)
[ 1.396487][ T1] PM: RTC time: 06:16:09, date: 2022-07-03
[ 1.411785][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 1.417717][ T1] audit: initializing netlink subsys (disabled)
[ 1.418653][ T26] audit: type=2000 audit(1656828969.715:1): state=initialized audit_enabled=0 res=1
[ 1.418653][ T1] thermal_sys: Registered thermal governor 'step_wise'
[ 1.418653][ T1] thermal_sys: Registered thermal governor 'user_space'
[ 1.424156][ T1] cpuidle: using governor menu
[ 1.425777][ T1] NET: Registered PF_QIPCRTR protocol family
[ 1.428118][ T1] HugeTLB: can optimize 4095 vmemmap pages for hugepages-1048576kB
[ 1.429911][ T1] PCI: Using configuration type 1 for base access
[ 1.434144][ T1] PCI: Using configuration type 1 for extended access
[ 1.504594][ T12] Callback from call_rcu_tasks() invoked.
[ 1.588522][ T1] WARNING: workqueue cpumask: online intersect > possible intersect
[ 1.594173][ T1] HugeTLB: can optimize 7 vmemmap pages for hugepages-2048kB
[ 1.595469][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 1.596922][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 1.608699][ T1] cryptd: max_cpu_qlen set to 1000
[ 1.613121][ T1] raid6: skipped pq benchmark and selected avx2x4
[ 1.614195][ T1] raid6: using avx2x2 recovery algorithm
[ 1.616032][ T1] ACPI: Added _OSI(Module Device)
[ 1.617113][ T1] ACPI: Added _OSI(Processor Device)
[ 1.618094][ T1] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 1.618977][ T1] ACPI: Added _OSI(Processor Aggregator Device)
[ 1.620058][ T1] ACPI: Added _OSI(Linux-Dell-Video)
[ 1.621044][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 1.621979][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ 1.702193][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded
[ 1.884355][ T1] ACPI: Interpreter enabled
[ 1.885330][ T1] ACPI: PM: (supports S0 S3 S4 S5)
[ 1.886052][ T1] ACPI: Using IOAPIC for interrupt routing
[ 1.887101][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 1.888443][ T1] PCI: Using E820 reservations for host bridge windows
[ 1.892452][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F
[ 1.999121][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 2.000572][ T1] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[ 2.010172][ T1] PCI host bridge to bus 0000:00
[ 2.010878][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced
[ 2.011948][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 2.013003][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 2.014041][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 2.014151][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window]
[ 2.015299][ T1] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 2.016704][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 2.022181][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100
[ 2.039841][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 2.052189][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI
[ 2.056642][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000
[ 2.061843][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f]
[ 2.066801][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f]
[ 2.080598][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000
[ 2.086391][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f]
[ 2.091828][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f]
[ 2.105327][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000
[ 2.110963][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff]
[ 2.125252][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[ 2.129233][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00
[ 2.134816][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f]
[ 2.138300][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80203f]
[ 2.165819][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10
[ 2.170680][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10
[ 2.174886][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11
[ 2.179087][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11
[ 2.181955][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9
[ 2.192509][ T1] iommu: Default domain type: Translated
[ 2.193317][ T1] iommu: DMA domain TLB invalidation policy: lazy mode
[ 2.197681][ T1] SCSI subsystem initialized
[ 2.199757][ T1] ACPI: bus type USB registered
[ 2.200779][ T1] usbcore: registered new interface driver usbfs
[ 2.201897][ T1] usbcore: registered new interface driver hub
[ 2.203348][ T1] usbcore: registered new device driver usb
[ 2.205784][ T1] mc: Linux media interface: v0.10
[ 2.206638][ T1] videodev: Linux video capture interface: v2.00
[ 2.208022][ T1] pps_core: LinuxPPS API ver. 1 registered
[ 2.208813][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti
[ 2.210261][ T1] PTP clock support registered
[ 2.211572][ T1] EDAC MC: Ver: 3.0.0
[ 2.215653][ T1] Advanced Linux Sound Architecture Driver Initialized.
[ 2.219863][ T1] Bluetooth: Core ver 2.22
[ 2.220621][ T1] NET: Registered PF_BLUETOOTH protocol family
[ 2.221453][ T1] Bluetooth: HCI device and connection manager initialized
[ 2.222487][ T1] Bluetooth: HCI socket layer initialized
[ 2.223272][ T1] Bluetooth: L2CAP socket layer initialized
[ 2.224233][ T1] Bluetooth: SCO socket layer initialized
[ 2.225090][ T1] NET: Registered PF_ATMPVC protocol family
[ 2.225887][ T1] NET: Registered PF_ATMSVC protocol family
[ 2.226933][ T1] NetLabel: Initializing
[ 2.227530][ T1] NetLabel: domain hash size = 128
[ 2.228253][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 2.229394][ T1] NetLabel: unlabeled traffic allowed by default
[ 2.231717][ T1] nfc: nfc_init: NFC Core ver 0.1
[ 2.232663][ T1] NET: Registered PF_NFC protocol family
[ 2.233567][ T1] PCI: Using ACPI for IRQ routing
[ 2.234824][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device
[ 2.235850][ T1] pci 0000:00:05.0: vgaarb: bridge control possible
[ 2.236792][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 2.238060][ T1] vgaarb: loaded
[ 2.246175][ T1] clocksource: Switched to clocksource kvm-clock
[ 2.254487][ T1] VFS: Disk quotas dquot_6.6.0
[ 2.255435][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 2.256948][ T1] FS-Cache: Loaded
[ 2.258568][ T1] CacheFiles: Loaded
[ 2.259606][ T1] TOMOYO: 2.6.0
[ 2.260104][ T1] Mandatory Access Control activated.
[ 2.263451][ T1] AppArmor: AppArmor Filesystem Enabled
[ 2.264628][ T1] pnp: PnP ACPI init
[ 2.280461][ T1] pnp: PnP ACPI: found 7 devices
[ 2.317596][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 2.319645][ T1] NET: Registered PF_INET protocol family
[ 2.322963][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc)
[ 2.333740][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc)
[ 2.335851][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc)
[ 2.338373][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc)
[ 2.343705][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage)
[ 2.350282][ T1] TCP: Hash tables configured (established 65536 bind 65536)
[ 2.353448][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc)
[ 2.356922][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc)
[ 2.359877][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc)
[ 2.362158][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 2.364873][ T1] RPC: Registered named UNIX socket transport module.
[ 2.365877][ T1] RPC: Registered udp transport module.
[ 2.366631][ T1] RPC: Registered tcp transport module.
[ 2.367410][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 2.370320][ T1] NET: Registered PF_XDP protocol family
[ 2.371131][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 2.372238][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 2.373216][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 2.374290][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window]
[ 2.376304][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 2.377453][ T1] PCI: CLS 0 bytes, default 64
[ 2.383304][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 2.384474][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB)
[ 2.385755][ T1] ACPI: bus type thunderbolt registered
[ 2.394707][ T1] kvm: no hardware support for 'kvm_intel'
[ 2.395523][ T1] has_svm: svm not available
[ 2.396210][ T1] kvm: no hardware support for 'kvm_amd'
[ 2.397006][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns
[ 2.399479][ T56] kworker/u4:1 (56) used greatest stack depth: 27744 bytes left
[ 2.401142][ T1] clocksource: Switched to clocksource tsc
[ 2.414938][ T61] kworker/u4:1 (61) used greatest stack depth: 26920 bytes left
[ 5.312580][ T1] Initialise system trusted keyrings
[ 5.314897][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0
[ 5.348172][ T1] zbud: loaded
[ 5.355655][ T1] DLM installed
[ 5.361452][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 5.370982][ T1] NFS: Registering the id_resolver key type
[ 5.372080][ T1] Key type id_resolver registered
[ 5.372815][ T1] Key type id_legacy registered
[ 5.373771][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 5.374910][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[ 5.376045][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
[ 5.383700][ T1] Key type cifs.spnego registered
[ 5.384564][ T1] Key type cifs.idmap registered
[ 5.385712][ T1] ntfs: driver 2.1.32 [Flags: R/W].
[ 5.387534][ T1] ntfs3: Max link count 4000
[ 5.388172][ T1] ntfs3: Enabled Linux POSIX ACLs support
[ 5.388984][ T1] ntfs3: Read-only LZX/Xpress compression included
[ 5.391202][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/
[ 5.392215][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
[ 5.396546][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc.
[ 5.397834][ T1] QNX4 filesystem 0.2.3 registered.
[ 5.398847][ T1] qnx6: QNX6 filesystem 1.0.0 registered.
[ 5.400490][ T1] fuse: init (API version 7.36)
[ 5.404181][ T1] orangefs_debugfs_init: called with debug mask: :none: :0:
[ 5.405575][ T1] orangefs_init: module version upstream loaded
[ 5.407203][ T1] JFS: nTxBlock = 8192, nTxLock = 65536
[ 5.419901][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled
[ 5.431399][ T1] 9p: Installing v9fs 9p2000 file system support
[ 5.433445][ T1] NILFS version 2 loaded
[ 5.434036][ T1] befs: version: 0.9.3
[ 5.436837][ T1] ocfs2: Registered cluster interface o2cb
[ 5.437963][ T1] ocfs2: Registered cluster interface user
[ 5.439235][ T1] OCFS2 User DLM kernel interface loaded
[ 5.448869][ T1] gfs2: GFS2 installed
[ 5.460150][ T1] ceph: loaded (mds proto 32)
[ 5.471273][ T1] NET: Registered PF_ALG protocol family
[ 5.472216][ T1] xor: automatically using best checksumming function avx
[ 5.473484][ T1] async_tx: api initialized (async)
[ 5.474262][ T1] Key type asymmetric registered
[ 5.475158][ T1] Asymmetric key parser 'x509' registered
[ 5.475957][ T1] Asymmetric key parser 'pkcs8' registered
[ 5.476750][ T1] Key type pkcs7_test registered
[ 5.480210][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed
[ 5.483969][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240)
[ 5.484917][ T137] kworker/u4:2 (137) used greatest stack depth: 26816 bytes left
[ 5.486472][ T1] io scheduler mq-deadline registered
[ 5.489234][ T1] io scheduler kyber registered
[ 5.490614][ T1] io scheduler bfq registered
[ 5.503834][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 5.545233][ T1] ACPI: button: Power Button [PWRF]
[ 5.546867][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[ 5.548614][ T1] ACPI: button: Sleep Button [SLPF]
[ 5.566119][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 5.566992][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 5.579637][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10
[ 5.580460][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 5.593843][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 5.595120][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 5.887643][ T1] N_HDLC line discipline registered with maxframe=4096
[ 5.888706][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 5.890475][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 5.896315][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 5.900856][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 5.906084][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 5.920797][ T1] Non-volatile memory driver v1.3
[ 5.930201][ T1] Linux agpgart interface v0.103
[ 5.933661][ T1] ACPI: bus type drm_connector registered
[ 5.937360][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[ 5.941912][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
[ 5.997414][ T1] Console: switching to colour frame buffer device 128x48
[ 6.015050][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
[ 6.016246][ T1] usbcore: registered new interface driver udl
[ 6.025204][ T1] page:ffffea0000736380 refcount:4 mapcount:0 mapping:ffff888140c812f8 index:0x0 pfn:0x1cd8e
[ 6.026731][ T1] memcg:ffff888140150000
[ 6.027762][ T1] aops:def_blk_aops ino:100000
[ 6.029614][ T1] flags: 0xfff00000002004(uptodate|private|node=0|zone=1|lastcpupid=0x7ff)
[ 6.031393][ T1] raw: 00fff00000002004 0000000000000000 dead000000000122 ffff888140c812f8
[ 6.032603][ T1] raw: 0000000000000000 ffff888011fae000 00000004ffffffff ffff888140150000
[ 6.033757][ T1] page dumped because: VM_BUG_ON_FOLIO(!folio_test_locked(folio))
[ 6.035031][ T1] page_owner tracks the page as allocated
[ 6.035852][ T1] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140cc0(GFP_USER|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 6025000746, free_ts 5976256083
[ 6.037962][ T1] get_page_from_freelist+0x1290/0x3b70
[ 6.038738][ T1] __alloc_pages+0x1c7/0x510
[ 6.039361][ T1] alloc_page_interleave+0x1e/0x200
[ 6.040066][ T1] alloc_pages+0x2b1/0x310
[ 6.040709][ T1] folio_alloc+0x1c/0x70
[ 6.041292][ T1] do_read_cache_folio+0x3e6/0x800
[ 6.042022][ T1] read_cache_page+0x59/0x2a0
[ 6.042703][ T1] read_part_sector+0xf6/0x920
[ 6.043380][ T1] adfspart_check_ICS+0x9a/0x690
[ 6.044052][ T1] bdev_disk_changed+0x629/0xf60
[ 6.044790][ T1] blkdev_get_whole+0x18a/0x2d0
[ 6.045456][ T1] blkdev_get_by_dev.part.0+0x5ec/0xb90
[ 6.046205][ T1] blkdev_get_by_dev+0x6b/0x80
[ 6.046854][ T1] disk_scan_partitions+0x16a/0x200
[ 6.047561][ T1] device_add_disk+0xc3e/0xe20
[ 6.048211][ T1] brd_alloc.part.0+0x4db/0x7a0
[ 6.048884][ T1] page last free stack trace:
[ 6.049552][ T1] free_pcp_prepare+0x549/0xd20
[ 6.050208][ T1] free_unref_page+0x19/0x6a0
[ 6.050881][ T1] __vunmap+0x85d/0xd30
[ 6.051451][ T1] free_work+0x58/0x70
[ 6.052008][ T1] process_one_work+0x996/0x1610
[ 6.052690][ T1] worker_thread+0x665/0x1080
[ 6.053325][ T1] kthread+0x2e9/0x3a0
[ 6.053882][ T1] ret_from_fork+0x1f/0x30
[ 6.054558][ T1] ------------[ cut here ]------------
[ 6.055297][ T1] kernel BUG at mm/filemap.c:1557!
[ 6.055992][ T1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 6.056802][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.19.0-rc4-syzkaller-00187-g089866061428-dirty #0
[ 6.058413][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
[ 6.059746][ T1] RIP: 0010:folio_unlock+0xae/0xc0
[ 6.060438][ T1] Code: e8 e7 38 d9 ff 48 89 ef 31 f6 e8 0d f9 ff ff 5b 5d e9 d6 38 d9 ff e8 d1 38 d9 ff 48 c7 c6 20 75 d6 89 48 89 ef e8 72 69 0f 00 <0f> 0b 48 89 df e8 b8 fd 25 00 e9 7c ff ff ff 0f 1f 00 41 57 41 56
[ 6.063239][ T1] RSP: 0018:ffffc900000678e0 EFLAGS: 00010293
[ 6.064086][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 6.064499][ T1] RDX: ffff888140170000 RSI: ffffffff81a12dee RDI: 0000000000000003
[ 6.064499][ T1] RBP: ffffea0000736380 R08: 0000000000000003 R09: 000000000000ffff
[ 6.064499][ T1] R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000
[ 6.064499][ T1] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801cdbc180
[ 6.064499][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 6.064499][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6.064499][ T1] CR2: ffff88823ffff000 CR3: 000000000ba8e000 CR4: 0000000000350ef0
[ 6.064499][ T1] Call Trace:
[ 6.064499][ T1]
[ 6.064499][ T1] do_read_cache_folio+0x2f7/0x800
[ 6.064499][ T1] ? blkdev_writepages+0x20/0x20
[ 6.064499][ T1] read_cache_page+0x59/0x2a0
[ 6.064499][ T1] read_part_sector+0xf6/0x920
[ 6.064499][ T1] ? adfspart_check_ADFS+0x410/0x410
[ 6.064499][ T1] adfspart_check_ICS+0x9a/0x690
[ 6.064499][ T1] ? __alloc_pages_slowpath.constprop.0+0x2160/0x2160
[ 6.064499][ T1] ? adfspart_check_ADFS+0x410/0x410
[ 6.064499][ T1] ? snprintf+0xbb/0xf0
[ 6.064499][ T1] ? vsprintf+0x30/0x30
[ 6.064499][ T1] ? preempt_count_add+0x74/0x140
[ 6.064499][ T1] ? alloc_page_interleave+0x89/0x200
[ 6.064499][ T1] ? alloc_pages+0x1b2/0x310
[ 6.064499][ T1] ? adfspart_check_ADFS+0x410/0x410
[ 6.064499][ T1] bdev_disk_changed+0x629/0xf60
[ 6.064499][ T1] ? iput.part.0+0x73/0x820
[ 6.064499][ T1] blkdev_get_whole+0x18a/0x2d0
[ 6.064499][ T1] blkdev_get_by_dev.part.0+0x5ec/0xb90
[ 6.064499][ T1] ? devcgroup_check_permission+0x1ab/0x440
[ 6.064499][ T1] blkdev_get_by_dev+0x6b/0x80
[ 6.064499][ T1] disk_scan_partitions+0x16a/0x200
[ 6.064499][ T1] device_add_disk+0xc3e/0xe20
[ 6.064499][ T1] brd_alloc.part.0+0x4db/0x7a0
[ 6.064499][ T1] ? brd_lookup_page+0x1d0/0x1d0
[ 6.064499][ T1] ? up_write+0x148/0x470
[ 6.064499][ T1] ? ramdisk_size+0x23/0x23
[ 6.064499][ T1] brd_init+0x1b8/0x24b
[ 6.064499][ T1] ? ramdisk_size+0x23/0x23
[ 6.064499][ T1] do_one_initcall+0x103/0x650
[ 6.064499][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0
[ 6.064499][ T1] ? parameq+0xe0/0x170
[ 6.064499][ T1] kernel_init_freeable+0x6b1/0x73a
[ 6.064499][ T1] ? rest_init+0x270/0x270
[ 6.064499][ T1] kernel_init+0x1a/0x1d0
[ 6.064499][ T1] ? rest_init+0x270/0x270
[ 6.064499][ T1] ret_from_fork+0x1f/0x30
[ 6.064499][ T1]
[ 6.064499][ T1] Modules linked in:
[ 6.064499][ C0] vkms_vblank_simulate: vblank timer overrun
[ 6.103289][ T1] ---[ end trace 0000000000000000 ]---
[ 6.104053][ T1] RIP: 0010:folio_unlock+0xae/0xc0
[ 6.104844][ T1] Code: e8 e7 38 d9 ff 48 89 ef 31 f6 e8 0d f9 ff ff 5b 5d e9 d6 38 d9 ff e8 d1 38 d9 ff 48 c7 c6 20 75 d6 89 48 89 ef e8 72 69 0f 00 <0f> 0b 48 89 df e8 b8 fd 25 00 e9 7c ff ff ff 0f 1f 00 41 57 41 56
[ 6.107744][ T1] RSP: 0018:ffffc900000678e0 EFLAGS: 00010293
[ 6.108625][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 6.109722][ T1] RDX: ffff888140170000 RSI: ffffffff81a12dee RDI: 0000000000000003
[ 6.110787][ T1] RBP: ffffea0000736380 R08: 0000000000000003 R09: 000000000000ffff
[ 6.111842][ T1] R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000
[ 6.112892][ T1] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801cdbc180
[ 6.113946][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 6.115160][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6.116058][ T1] CR2: ffff88823ffff000 CR3: 000000000ba8e000 CR4: 0000000000350ef0
[ 6.117115][ T1] Kernel panic - not syncing: Fatal exception
[ 6.118428][ T1] Kernel Offset: disabled
[ 6.119019][ 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-build2307476033=/tmp/go-build -gno-record-gcc-switches"
git status (err=)
HEAD detached at 1434eec0b
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=1434eec0b84075b7246560cfa89f20cdb3d8077f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220629-111539'" "-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=1434eec0b84075b7246560cfa89f20cdb3d8077f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220629-111539'" "-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=1434eec0b84075b7246560cfa89f20cdb3d8077f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220629-111539'" "-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=\"1434eec0b84075b7246560cfa89f20cdb3d8077f\"