Re: [syzbot] usb-testing boot error: WARNING in cpumask_next_wrap

From: Michael S. Tsirkin
Date: Fri Oct 14 2022 - 05:41:48 EST

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In reply to: syzbot: "[syzbot] usb-testing boot error: WARNING in cpumask_next_wrap"
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On Wed, Oct 12, 2022 at 07:03:39AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 49da07006239 Merge tag 'memblock-v6.1-rc1' of git://git.ke..
> git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> console output: https://syzkaller.appspot.com/x/log.txt?x=1361eb1a880000
> kernel config: https://syzkaller.appspot.com/x/.config?x=8be1ac10ff2d4692
> dashboard link: https://syzkaller.appspot.com/bug?extid=28ec239d5c21a2d91f3d
> compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
>
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/d41d7d5418ab/disk-49da0700.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/9ffb9548d913/vmlinux-49da0700.xz
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+28ec239d5c21a2d91f3d@xxxxxxxxxxxxxxxxxxxxxxxxx

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git b0d0538b9a8c47da2e3fb2ee44cd3dacc75509a6

> software IO TLB: mapped [mem 0x00000000bbffd000-0x00000000bfffd000] (64MB)
> RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer
> clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6feccdd0, max_idle_ns: 440795259471 ns
> clocksource: Switched to clocksource tsc
> Initialise system trusted keyrings
> workingset: timestamp_bits=40 max_order=21 bucket_order=0
> NFS: Registering the id_resolver key type
> Key type id_resolver registered
> Key type id_legacy registered
> 9p: Installing v9fs 9p2000 file system support
> Key type asymmetric registered
> Asymmetric key parser 'x509' registered
> Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246)
> io scheduler mq-deadline registered
> io scheduler kyber registered
> usbcore: registered new interface driver udlfb
> usbcore: registered new interface driver smscufx
> 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
> 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
> usbcore: registered new interface driver udl
> loop: module loaded
> 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
> usbcore: registered new interface driver port100
> usbcore: registered new interface driver nfcmrvl
> scsi host0: Virtio SCSI HBA
> scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6
> sd 0:0:1:0: Attached scsi generic sg0 type 0
> Rounding down aligned max_sectors from 4294967295 to 4294967288
> db_root: cannot open: /etc/target
> ------------[ cut here ]------------
> WARNING: CPU: 1 PID: 1 at include/linux/cpumask.h:110 cpu_max_bits_warn include/linux/cpumask.h:110 [inline]
> WARNING: CPU: 1 PID: 1 at include/linux/cpumask.h:110 cpumask_check include/linux/cpumask.h:117 [inline]
> WARNING: CPU: 1 PID: 1 at include/linux/cpumask.h:110 cpumask_next include/linux/cpumask.h:178 [inline]
> WARNING: CPU: 1 PID: 1 at include/linux/cpumask.h:110 cpumask_next_wrap+0x139/0x1d0 lib/cpumask.c:27
> Modules linked in:
> CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-11414-g49da07006239 #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+0x139/0x1d0 lib/cpumask.c:27
> Code: df e8 6b 9e 80 fb 39 eb 77 64 e8 12 a2 80 fb 41 8d 6c 24 01 89 de 89 ef e8 54 9e 80 fb 39 dd 0f 82 54 ff ff ff e8 f7 a1 80 fb <0f> 0b e9 48 ff ff ff e8 eb a1 80 fb 48 c7 c2 80 dc e3 88 48 b8 00
> RSP: 0000:ffffc9000001f920 EFLAGS: 00010293
> RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
> RDX: ffff8881002b0000 RSI: ffffffff85c61b89 RDI: 0000000000000004
> RBP: 0000000000000002 R08: 0000000000000004 R09: 0000000000000002
> R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000001
> R13: 0000000000000000 R14: 0000000000000002 R15: ffffffff88e3da90
> FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 0000000000000000 CR3: 0000000007825000 CR4: 00000000003506e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> Call Trace:
> <TASK>
> virtnet_set_affinity+0x35a/0x750 drivers/net/virtio_net.c:2303
> init_vqs drivers/net/virtio_net.c:3581 [inline]
> init_vqs drivers/net/virtio_net.c:3567 [inline]
> virtnet_probe+0x12ae/0x33a0 drivers/net/virtio_net.c:3884
> virtio_dev_probe+0x577/0x870 drivers/virtio/virtio.c:305
> call_driver_probe drivers/base/dd.c:560 [inline]
> really_probe+0x249/0xb90 drivers/base/dd.c:639
> __driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
> driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
> __driver_attach+0x1d0/0x550 drivers/base/dd.c:1190
> bus_for_each_dev+0x147/0x1d0 drivers/base/bus.c:301
> bus_add_driver+0x4c9/0x640 drivers/base/bus.c:618
> driver_register+0x220/0x3a0 drivers/base/driver.c:246
> virtio_net_driver_init+0x93/0xd2 drivers/net/virtio_net.c:4090
> do_one_initcall+0x13d/0x780 init/main.c:1303
> do_initcall_level init/main.c:1376 [inline]
> do_initcalls init/main.c:1392 [inline]
> do_basic_setup init/main.c:1411 [inline]
> kernel_init_freeable+0x6fa/0x783 init/main.c:1631
> kernel_init+0x1a/0x1d0 init/main.c:1519
> 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.
> syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx.
>
> syzbot will keep track of this issue. See:
> https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

Next message: Hal Feng: "Re: [PATCH v1 27/30] RISC-V: Add initial StarFive JH7110 device tree"
Previous message: Vishal Annapurve: "Re: [RFC V3 PATCH 6/6] sefltests: kvm: x86: Add selftest for private memory"
In reply to: syzbot: "[syzbot] usb-testing boot error: WARNING in cpumask_next_wrap"
Next in thread: syzbot: "Re: [syzbot] usb-testing boot error: WARNING in cpumask_next_wrap"
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