[syzbot] upstream boot error: WARNING in cpumask_next_wrap

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: e2302539dd4f Merge tag 'xtensa-20221010' of https://github..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=105b851a880000
kernel config: https://syzkaller.appspot.com/x/.config?x=1370a7ded58197a2
dashboard link: https://syzkaller.appspot.com/bug?extid=51a652e2d24d53e75734
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/f6eb85afda26/disk-e2302539.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6091bfed3009/vmlinux-e2302539.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+51a652...@syzkaller.appspotmail.com

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
Console: switching to colour frame buffer device 128x48
platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
usbcore: registered new interface driver udl
brd: module loaded
loop: module loaded
zram: Added device: zram0
null_blk: disk nullb0 created
null_blk: module loaded
Guest personality initialized and is inactive
VMCI host device registered (name=vmci, major=10, minor=120)
Initialized host personality
usbcore: registered new interface driver rtsx_usb
usbcore: registered new interface driver viperboard
usbcore: registered new interface driver dln2
usbcore: registered new interface driver pn533_usb
nfcsim 0.2 initialized
usbcore: registered new interface driver port100
usbcore: registered new interface driver nfcmrvl
Loading iSCSI transport class v2.0-870.
scsi host0: Virtio SCSI HBA
st: Version 20160209, fixed bufsize 32768, s/g segs 256
Rounding down aligned max_sectors from 4294967295 to 4294967288
db_root: cannot open: /etc/target
slram: not enough parameters.
ftl_cs: FTL header not found.
wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information.
wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld <Ja...@zx2c4.com>. All Rights Reserved.
eql: Equalizer2002: Simon Janes (si...@ncm.com) and David S. Miller (da...@redhat.com)
MACsec IEEE 802.1AE
tun: Universal TUN/TAP device driver, 1.6
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at include/linux/cpumask.h:110 cpumask_check include/linux/cpumask.h:117 [inline]
WARNING: CPU: 0 PID: 1 at include/linux/cpumask.h:110 cpumask_next include/linux/cpumask.h:178 [inline]
WARNING: CPU: 0 PID: 1 at include/linux/cpumask.h:110 cpumask_next_wrap+0x11c/0x1c0 lib/cpumask.c:27
Modules linked in:
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-10145-ge2302539dd4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:cpu_max_bits_warn include/linux/cpumask.h:110 [inline]
RIP: 0010:cpumask_check include/linux/cpumask.h:117 [inline]
RIP: 0010:cpumask_next include/linux/cpumask.h:178 [inline]
RIP: 0010:cpumask_next_wrap+0x11c/0x1c0 lib/cpumask.c:27
Code: a6 00 00 00 e8 b5 34 62 f7 48 8b 04 24 41 bd ff ff ff ff 45 31 e4 48 b9 00 00 00 00 00 fc ff df e9 39 ff ff ff e8 94 34 62 f7 <0f> 0b e9 59 ff ff ff 48 c7 c1 b8 f2 0c 8e 80 e1 07 80 c1 03 38 c1
RSP: 0000:ffffc90000067218 EFLAGS: 00010293
RAX: ffffffff8a255bdc RBX: 0000000000000002 RCX: ffff888012278000
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000002
RBP: 0000000000000002 R08: ffffffff8a255b2f R09: fffff5200000ce5d
R10: fffff5200000ce5d R11: 1ffff9200000ce5c R12: 0000000000000001
R13: 0000000000000001 R14: 1ffffffff1c19e57 R15: 0000000000000002
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000c88e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
virtnet_set_affinity+0x2be/0x6f0 drivers/net/virtio_net.c:2303
init_vqs+0x107c/0x11d0 drivers/net/virtio_net.c:3581
virtnet_probe+0x198d/0x3120 drivers/net/virtio_net.c:3884
virtio_dev_probe+0x8ca/0xb60 drivers/virtio/virtio.c:305
call_driver_probe+0x96/0x250
really_probe+0x24c/0x9f0 drivers/base/dd.c:639
__driver_probe_device+0x1f4/0x3f0 drivers/base/dd.c:778
driver_probe_device+0x50/0x240 drivers/base/dd.c:808
__driver_attach+0x364/0x5b0 drivers/base/dd.c:1190
bus_for_each_dev+0x168/0x1d0 drivers/base/bus.c:301
bus_add_driver+0x32f/0x600 drivers/base/bus.c:618
driver_register+0x2e9/0x3e0 drivers/base/driver.c:246
virtio_net_driver_init+0x8e/0xcb drivers/net/virtio_net.c:4090
do_one_initcall+0x1c9/0x400 init/main.c:1295
do_initcall_level+0x168/0x218 init/main.c:1368
do_initcalls+0x4b/0x8c init/main.c:1384
kernel_init_freeable+0x3f1/0x57b init/main.c:1622
kernel_init+0x19/0x2b0 init/main.c:1511
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
</TASK>


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

[Michael S. Tsirkin]

On Tue, Oct 11, 2022 at 01:44:37AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: e2302539dd4f Merge tag 'xtensa-20221010' of https://github..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=105b851a880000
> kernel config: https://syzkaller.appspot.com/x/.config?x=1370a7ded58197a2
> dashboard link: https://syzkaller.appspot.com/bug?extid=51a652e2d24d53e75734
> compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
>
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/f6eb85afda26/disk-e2302539.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/6091bfed3009/vmlinux-e2302539.xz
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+51a652...@syzkaller.appspotmail.com

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git d5c59b2d8ff42128b3e8af65d08c47550af1e9a4

[syzbot]

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

resolver registered
[ 5.556576][ T1] Key type id_legacy registered
[ 5.557522][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 5.558640][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[ 5.567089][ T1] Key type cifs.spnego registered
[ 5.567892][ T1] Key type cifs.idmap registered
[ 5.569053][ T1] ntfs: driver 2.1.32 [Flags: R/W].
[ 5.570912][ T1] ntfs3: Max link count 4000
[ 5.571535][ T1] ntfs3: Enabled Linux POSIX ACLs support
[ 5.572513][ T1] ntfs3: Read-only LZX/Xpress compression included
[ 5.574261][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/
[ 5.575274][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
[ 5.579930][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc.
[ 5.581216][ T1] QNX4 filesystem 0.2.3 registered.
[ 5.582195][ T1] qnx6: QNX6 filesystem 1.0.0 registered.
[ 5.583827][ T1] fuse: init (API version 7.37)
[ 5.588259][ T1] orangefs_debugfs_init: called with debug mask: :none: :0:
[ 5.589705][ T1] orangefs_init: module version upstream loaded
[ 5.591366][ T1] JFS: nTxBlock = 8192, nTxLock = 65536
[ 5.604957][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled
[ 5.617336][ T1] 9p: Installing v9fs 9p2000 file system support
[ 5.619447][ T1] NILFS version 2 loaded
[ 5.620043][ T1] befs: version: 0.9.3
[ 5.621928][ T1] ocfs2: Registered cluster interface o2cb
[ 5.623133][ T1] ocfs2: Registered cluster interface user
[ 5.624559][ T1] OCFS2 User DLM kernel interface loaded
[ 5.635096][ T1] gfs2: GFS2 installed
[ 5.645789][ T1] ceph: loaded (mds proto 32)
[ 5.657347][ T1] NET: Registered PF_ALG protocol family
[ 5.658194][ T1] xor: automatically using best checksumming function avx
[ 5.659255][ T1] async_tx: api initialized (async)
[ 5.660129][ T1] Key type asymmetric registered
[ 5.660836][ T1] Asymmetric key parser 'x509' registered
[ 5.661639][ T1] Asymmetric key parser 'pkcs8' registered
[ 5.662447][ T1] Key type pkcs7_test registered
[ 5.665996][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed
[ 5.667302][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240)
[ 5.668986][ T1] io scheduler mq-deadline registered
[ 5.669749][ T1] io scheduler kyber registered
[ 5.671033][ T1] io scheduler bfq registered
[ 5.677855][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 5.682131][ T1] ACPI: button: Power Button [PWRF]
[ 5.684301][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[ 5.685918][ T160] kworker/u4:1 (160) used greatest stack depth: 26672 bytes left
[ 5.687126][ T1] ACPI: button: Sleep Button [SLPF]
[ 5.710387][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 5.711260][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 5.725631][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10
[ 5.726543][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 5.740211][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 5.741109][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 5.751058][ T194] kworker/u4:1 (194) used greatest stack depth: 26624 bytes left
[ 6.053979][ T1] N_HDLC line discipline registered with maxframe=4096
[ 6.055096][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 6.058386][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 6.063373][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 6.068699][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 6.073444][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 6.081659][ T1] Non-volatile memory driver v1.3
[ 6.098395][ T1] Linux agpgart interface v0.103
[ 6.100599][ T1] ACPI: bus type drm_connector registered
[ 6.104060][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[ 6.109975][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
[ 6.166404][ T1] Console: switching to colour frame buffer device 128x48
[ 6.184282][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
[ 6.185456][ T1] usbcore: registered new interface driver udl
[ 6.234876][ T1] brd: module loaded
[ 6.287542][ T1] loop: module loaded
[ 6.360301][ T1] zram: Added device: zram0
[ 6.366643][ T1] null_blk: disk nullb0 created
[ 6.367407][ T1] null_blk: module loaded
[ 6.368437][ T1] Guest personality initialized and is inactive
[ 6.370337][ T1] VMCI host device registered (name=vmci, major=10, minor=119)
[ 6.371699][ T1] Initialized host personality
[ 6.372849][ T1] usbcore: registered new interface driver rtsx_usb
[ 6.374672][ T1] usbcore: registered new interface driver viperboard
[ 6.376021][ T1] usbcore: registered new interface driver dln2
[ 6.378029][ T1] usbcore: registered new interface driver pn533_usb
[ 6.382237][ T1] nfcsim 0.2 initialized
[ 6.383289][ T1] usbcore: registered new interface driver port100
[ 6.384344][ T1] usbcore: registered new interface driver nfcmrvl
[ 6.388305][ T1] Loading iSCSI transport class v2.0-870.
[ 6.413355][ T1] scsi host0: Virtio SCSI HBA
[ 6.449912][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256
[ 6.452351][ T9] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6
[ 6.476962][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288
[ 6.479627][ T1] db_root: cannot open: /etc/target
[ 6.481551][ T1] slram: not enough parameters.
[ 6.488103][ T1] ftl_cs: FTL header not found.
[ 6.534919][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information.
[ 6.539139][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld <Ja...@zx2c4.com>. All Rights Reserved.
[ 6.540930][ T1] eql: Equalizer2002: Simon Janes (si...@ncm.com) and David S. Miller (da...@redhat.com)
[ 6.550498][ T1] MACsec IEEE 802.1AE
[ 6.572661][ T1] tun: Universal TUN/TAP device driver, 1.6
[ 6.609300][ T1] ------------[ cut here ]------------
[ 6.610845][ T1] WARNING: CPU: 0 PID: 1 at include/linux/cpumask.h:110 __netif_set_xps_queue+0x88e/0x1f30
[ 6.612642][ T1] Modules linked in:
[ 6.613259][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-11153-gd5c59b2d8ff4 #0
[ 6.614532][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 6.615891][ T1] RIP: 0010:__netif_set_xps_queue+0x88e/0x1f30
[ 6.616957][ T1] Code: fa 48 c7 c2 e0 98 f4 8a be 2e 0a 00 00 48 c7 c7 80 97 f4 8a c6 05 ae d1 74 06 01 e8 f5 d9 f1 01 e9 ef fd ff ff e8 22 32 25 fa <0f> 0b e9 8e fa ff ff 8b 6c 24 38 e8 12 32 25 fa 49 8d 7c 24 04 48
[ 6.619667][ T1] RSP: 0018:ffffc900000678a0 EFLAGS: 00010293
[ 6.620512][ T1] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
[ 6.621622][ T1] RDX: ffff888140170000 RSI: ffffffff875733be RDI: 0000000000000004
[ 6.622718][ T1] RBP: 0000000000000002 R08: 0000000000000004 R09: 0000000000000002
[ 6.623845][ T1] R10: 0000000000000002 R11: 000000000008c07e R12: ffff88801c770100
[ 6.624960][ T1] R13: 0000000000000003 R14: ffff88801c770118 R15: 0000000000000002
[ 6.626041][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 6.630570][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6.631671][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0
[ 6.632794][ T1] Call Trace:
[ 6.633365][ T1] <TASK>
[ 6.633824][ T1] ? vp_bus_name+0xc0/0xc0
[ 6.634553][ T1] virtnet_set_affinity+0x5c2/0x840
[ 6.635296][ T1] ? trace_xdp_exception+0x320/0x320
[ 6.636102][ T1] virtnet_probe+0x12ae/0x31e0
[ 6.636943][ T1] ? virtnet_find_vqs+0xc30/0xc30
[ 6.637869][ T1] virtio_dev_probe+0x577/0x870
[ 6.638646][ T1] ? virtio_features_ok+0x1e0/0x1e0
[ 6.639418][ T1] really_probe+0x249/0xb90
[ 6.640084][ T1] __driver_probe_device+0x1df/0x4d0
[ 6.640946][ T1] driver_probe_device+0x4c/0x1a0
[ 6.641736][ T1] __driver_attach+0x1d0/0x550
[ 6.642452][ T1] ? __device_attach_driver+0x2e0/0x2e0
[ 6.643232][ T1] bus_for_each_dev+0x147/0x1d0
[ 6.643950][ T1] ? subsys_dev_iter_exit+0x20/0x20
[ 6.644738][ T1] bus_add_driver+0x4c9/0x640
[ 6.645463][ T1] driver_register+0x220/0x3a0
[ 6.646280][ T1] ? veth_init+0x11/0x11
[ 6.646945][ T1] virtio_net_driver_init+0x93/0xd2
[ 6.647717][ T1] do_one_initcall+0x13d/0x780
[ 6.648438][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0
[ 6.649399][ T1] ? parameq+0x100/0x170
[ 6.650056][ T1] kernel_init_freeable+0x6ff/0x788
[ 6.650837][ T1] ? rest_init+0x270/0x270
[ 6.651501][ T1] kernel_init+0x1a/0x1d0
[ 6.652116][ T1] ? rest_init+0x270/0x270
[ 6.652801][ T1] ret_from_fork+0x1f/0x30
[ 6.653527][ T1] </TASK>
[ 6.654267][ T1] Kernel panic - not syncing: panic_on_warn set ...
[ 6.655330][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-11153-gd5c59b2d8ff4 #0
[ 6.656008][ T9] scsi 0:0:1:0: Attached scsi generic sg0 type 0
[ 6.657424][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 6.657424][ T1] Call Trace:
[ 6.659366][ T9] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB)
[ 6.659401][ T9] sd 0:0:1:0: [sda] 4096-byte physical blocks
[ 6.659557][ T9] sd 0:0:1:0: [sda] Write Protect is off
[ 6.659582][ T9] sd 0:0:1:0: [sda] Mode Sense: 1f 00 00 08
[ 6.659777][ T9] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 6.657424][ T1] <TASK>
[ 6.657424][ T1] dump_stack_lvl+0xcd/0x134
[ 6.657424][ T1] panic+0x2c8/0x622
[ 6.657424][ T1] ? panic_print_sys_info.part.0+0x110/0x110
[ 6.657424][ T1] ? __warn.cold+0x24b/0x350
[ 6.657424][ T1] ? __netif_set_xps_queue+0x88e/0x1f30
[ 6.657424][ T1] __warn.cold+0x25c/0x350
[ 6.657424][ T1] ? __netif_set_xps_queue+0x88e/0x1f30
[ 6.670084][ T9] sda: sda1
[ 6.671363][ T9] sd 0:0:1:0: [sda] Attached SCSI disk
[ 6.672268][ T1] report_bug+0x1bc/0x210
[ 6.672621][ T1] handle_bug+0x3c/0x70
[ 6.672621][ T1] exc_invalid_op+0x14/0x40
[ 6.672621][ T1] asm_exc_invalid_op+0x16/0x20
[ 6.672621][ T1] RIP: 0010:__netif_set_xps_queue+0x88e/0x1f30
[ 6.672621][ T1] Code: fa 48 c7 c2 e0 98 f4 8a be 2e 0a 00 00 48 c7 c7 80 97 f4 8a c6 05 ae d1 74 06 01 e8 f5 d9 f1 01 e9 ef fd ff ff e8 22 32 25 fa <0f> 0b e9 8e fa ff ff 8b 6c 24 38 e8 12 32 25 fa 49 8d 7c 24 04 48
[ 6.672621][ T1] RSP: 0018:ffffc900000678a0 EFLAGS: 00010293
[ 6.672621][ T1] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
[ 6.672621][ T1] RDX: ffff888140170000 RSI: ffffffff875733be RDI: 0000000000000004
[ 6.672621][ T1] RBP: 0000000000000002 R08: 0000000000000004 R09: 0000000000000002
[ 6.672621][ T1] R10: 0000000000000002 R11: 000000000008c07e R12: ffff88801c770100
[ 6.672621][ T1] R13: 0000000000000003 R14: ffff88801c770118 R15: 0000000000000002
[ 6.672621][ T1] ? __netif_set_xps_queue+0x88e/0x1f30
[ 6.672621][ T1] ? vp_bus_name+0xc0/0xc0
[ 6.672621][ T1] virtnet_set_affinity+0x5c2/0x840
[ 6.672621][ T1] ? trace_xdp_exception+0x320/0x320
[ 6.672621][ T1] virtnet_probe+0x12ae/0x31e0
[ 6.672621][ T1] ? virtnet_find_vqs+0xc30/0xc30
[ 6.672621][ T1] virtio_dev_probe+0x577/0x870
[ 6.672621][ T1] ? virtio_features_ok+0x1e0/0x1e0
[ 6.672621][ T1] really_probe+0x249/0xb90
[ 6.672621][ T1] __driver_probe_device+0x1df/0x4d0
[ 6.672621][ T1] driver_probe_device+0x4c/0x1a0
[ 6.672621][ T1] __driver_attach+0x1d0/0x550
[ 6.672621][ T1] ? __device_attach_driver+0x2e0/0x2e0
[ 6.672621][ T1] bus_for_each_dev+0x147/0x1d0
[ 6.672621][ T1] ? subsys_dev_iter_exit+0x20/0x20
[ 6.672621][ T1] bus_add_driver+0x4c9/0x640
[ 6.696608][ T1] driver_register+0x220/0x3a0
[ 6.698110][ T1] ? veth_init+0x11/0x11
[ 6.698520][ T1] virtio_net_driver_init+0x93/0xd2
[ 6.698520][ T1] do_one_initcall+0x13d/0x780
[ 6.698520][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0
[ 6.698520][ T1] ? parameq+0x100/0x170
[ 6.698520][ T1] kernel_init_freeable+0x6ff/0x788
[ 6.698520][ T1] ? rest_init+0x270/0x270
[ 6.698520][ T1] kernel_init+0x1a/0x1d0
[ 6.698520][ T1] ? rest_init+0x270/0x270
[ 6.698520][ T1] ret_from_fork+0x1f/0x30
[ 6.698520][ T1] </TASK>
[ 6.698520][ T1] Kernel Offset: disabled
[ 6.698520][ T1] Rebooting in 86400 seconds..


syzkaller build log:
go env (err=<nil>)
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-build1794615944=/tmp/go-build -gno-record-gcc-switches"

git status (err=<nil>)
HEAD detached at 1353c374a
nothing to commit, working tree clean


tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=1353c374a28b0c3b20e5acf59753aceb934c7fd0 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221011-154314'" "-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=1353c374a28b0c3b20e5acf59753aceb934c7fd0 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221011-154314'" "-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=1353c374a28b0c3b20e5acf59753aceb934c7fd0 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221011-154314'" "-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=\"1353c374a28b0c3b20e5acf59753aceb934c7fd0\"


Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=10140a3a880000


Tested on:

commit: d5c59b2d lib/cpumask: drop 'new' suffix for cpumask_ne..
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git
kernel config: https://syzkaller.appspot.com/x/.config?x=f17bafa7c5d14ecb
dashboard link: https://syzkaller.appspot.com/bug?extid=51a652e2d24d53e75734
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

Note: no patches were applied.

[Tetsuo Handa]

#syz dup: WARNING in c_start