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Open Source and information security mailing list archives
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Date: Fri, 14 Oct 2022 03:39:21 -0700
From: syzbot <syzbot+28ec239d5c21a2d91f3d@...kaller.appspotmail.com>
To: ast@...nel.org, bpf@...r.kernel.org, daniel@...earbox.net,
davem@...emloft.net, edumazet@...gle.com, hawk@...nel.org,
jasowang@...hat.com, john.fastabend@...il.com, kuba@...nel.org,
linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
mst@...hat.com, netdev@...r.kernel.org, pabeni@...hat.com,
syzkaller-bugs@...glegroups.com,
virtualization@...ts.linux-foundation.org
Subject: Re: [syzbot] usb-testing boot error: WARNING in cpumask_next_wrap
Hello,
syzbot tried to test the proposed patch but the build/boot failed:
default
[ 3.179519][ T1] nfc: nfc_init: NFC Core ver 0.1
[ 3.181005][ T1] NET: Registered PF_NFC protocol family
[ 3.182019][ T1] PCI: Using ACPI for IRQ routing
[ 3.183866][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device
[ 3.185131][ T1] pci 0000:00:05.0: vgaarb: bridge control possible
[ 3.186478][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 3.188192][ T1] vgaarb: loaded
[ 5.441906][ T1] clocksource: Switched to clocksource kvm-clock
[ 5.452520][ T1] VFS: Disk quotas dquot_6.6.0
[ 5.453494][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 5.456285][ T1] TOMOYO: 2.6.0
[ 5.456902][ T1] Mandatory Access Control activated.
[ 5.461463][ T1] AppArmor: AppArmor Filesystem Enabled
[ 5.463304][ T1] pnp: PnP ACPI init
[ 5.484586][ T1] pnp: PnP ACPI: found 7 devices
[ 5.530162][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 5.533085][ T1] NET: Registered PF_INET protocol family
[ 5.536180][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[ 5.549729][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, linear)
[ 5.552313][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 5.554246][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 5.569965][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage)
[ 5.581801][ T1] TCP: Hash tables configured (established 65536 bind 65536)
[ 5.585057][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear)
[ 5.589494][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear)
[ 5.592470][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 5.596666][ T1] RPC: Registered named UNIX socket transport module.
[ 5.597969][ T1] RPC: Registered udp transport module.
[ 5.598999][ T1] RPC: Registered tcp transport module.
[ 5.600079][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 5.604512][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 5.605732][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 5.606899][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 5.608458][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window]
[ 5.611241][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 5.612998][ T1] PCI: CLS 0 bytes, default 64
[ 5.620939][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 5.622409][ T1] software IO TLB: mapped [mem 0x00000000bbffd000-0x00000000bfffd000] (64MB)
[ 5.632006][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer
[ 5.633671][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6c613963, max_idle_ns: 440795245426 ns
[ 5.635448][ T1] clocksource: Switched to clocksource tsc
[ 5.640902][ T42] kworker/u4:2 (42) used greatest stack depth: 27944 bytes left
[ 5.662007][ T45] kworker/u4:2 (45) used greatest stack depth: 27560 bytes left
[ 5.900338][ T1] Initialise system trusted keyrings
[ 5.905742][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0
[ 5.958390][ T1] NFS: Registering the id_resolver key type
[ 5.959586][ T1] Key type id_resolver registered
[ 5.960449][ T1] Key type id_legacy registered
[ 5.962729][ T1] 9p: Installing v9fs 9p2000 file system support
[ 5.973978][ T1] Key type asymmetric registered
[ 5.975074][ T1] Asymmetric key parser 'x509' registered
[ 5.976374][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246)
[ 5.978167][ T1] io scheduler mq-deadline registered
[ 5.979887][ T1] io scheduler kyber registered
[ 5.989159][ T1] usbcore: registered new interface driver udlfb
[ 5.991292][ T1] usbcore: registered new interface driver smscufx
[ 5.994815][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 5.998521][ T1] ACPI: button: Power Button [PWRF]
[ 6.000914][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[ 6.002903][ T1] ACPI: button: Sleep Button [SLPF]
[ 6.026576][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 6.027797][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 6.045841][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10
[ 6.046722][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 6.066890][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 6.067882][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 6.081914][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver
[ 6.091143][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 6.093039][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 6.096879][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 6.101022][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 6.104480][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 6.116840][ T1] Non-volatile memory driver v1.3
[ 6.132870][ T1] Linux agpgart interface v0.103
[ 6.137548][ T1] ACPI: bus type drm_connector registered
[ 6.144293][ T1] usbcore: registered new interface driver udl
[ 6.178918][ T1] loop: module loaded
[ 6.180970][ T1] usbcore: registered new interface driver rtsx_usb
[ 6.183126][ T1] usbcore: registered new interface driver viperboard
[ 6.185069][ T1] usbcore: registered new interface driver dln2
[ 6.187547][ T1] usbcore: registered new interface driver pn533_usb
[ 6.189306][ T1] usbcore: registered new interface driver port100
[ 6.190908][ T1] usbcore: registered new interface driver nfcmrvl
[ 6.212849][ T1] scsi host0: Virtio SCSI HBA
[ 6.263010][ T1] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6
[ 6.400424][ T37] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB)
[ 6.403841][ T37] sd 0:0:1:0: [sda] 4096-byte physical blocks
[ 6.405619][ T37] sd 0:0:1:0: [sda] Write Protect is off
[ 6.406828][ T37] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 6.431330][ T37] sda: sda1
[ 6.433423][ T37] sd 0:0:1:0: [sda] Attached SCSI disk
[ 6.436461][ T1] sd 0:0:1:0: Attached scsi generic sg0 type 0
[ 6.444991][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288
[ 6.446870][ T1] db_root: cannot open: /etc/target
[ 6.503369][ T1] ------------[ cut here ]------------
[ 6.504495][ T1] WARNING: CPU: 1 PID: 1 at include/linux/cpumask.h:110 cpumask_next_wrap+0x139/0x1d0
[ 6.506166][ T1] Modules linked in:
[ 6.506762][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-00004-gb0d0538b9a8c #0
[ 6.508419][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 6.509905][ T1] RIP: 0010:cpumask_next_wrap+0x139/0x1d0
[ 6.511033][ T1] 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
[ 6.516629][ T1] RSP: 0000:ffffc9000001f920 EFLAGS: 00010293
[ 6.517464][ T1] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
[ 6.518599][ T1] RDX: ffff8881002b0000 RSI: ffffffff85c61b89 RDI: 0000000000000004
[ 6.519949][ T1] RBP: 0000000000000002 R08: 0000000000000004 R09: 0000000000000002
[ 6.521419][ T1] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000001
[ 6.522862][ T1] R13: 0000000000000000 R14: 0000000000000002 R15: ffffffff88e3da90
[ 6.524038][ T1] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
[ 6.525409][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6.526364][ T1] CR2: 0000000000000000 CR3: 0000000007825000 CR4: 00000000003506e0
[ 6.527485][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 6.528604][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 6.529913][ T1] Call Trace:
[ 6.530493][ T1] <TASK>
[ 6.531040][ T1] virtnet_set_affinity+0x35a/0x750
[ 6.531872][ T1] ? skb_recv_done+0x120/0x120
[ 6.532615][ T1] virtnet_probe+0x12ae/0x33a0
[ 6.533433][ T1] ? virtnet_find_vqs+0xc30/0xc30
[ 6.534216][ T1] virtio_dev_probe+0x577/0x870
[ 6.534973][ T1] ? virtio_features_ok+0x1e0/0x1e0
[ 6.535821][ T1] really_probe+0x249/0xb90
[ 6.536444][ T1] __driver_probe_device+0x1df/0x4d0
[ 6.537260][ T1] driver_probe_device+0x4c/0x1a0
[ 6.537951][ T1] __driver_attach+0x1d0/0x550
[ 6.538774][ T1] ? __device_attach_driver+0x2e0/0x2e0
[ 6.539593][ T1] bus_for_each_dev+0x147/0x1d0
[ 6.540446][ T1] ? subsys_dev_iter_exit+0x20/0x20
[ 6.541479][ T1] bus_add_driver+0x4c9/0x640
[ 6.542580][ T1] driver_register+0x220/0x3a0
[ 6.543390][ T1] ? phy_module_init+0x18/0x18
[ 6.544088][ T1] virtio_net_driver_init+0x93/0xd2
[ 6.544897][ T1] do_one_initcall+0x13d/0x780
[ 6.545601][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0
[ 6.546529][ T1] ? parameq+0x160/0x170
[ 6.547122][ T1] kernel_init_freeable+0x6fa/0x783
[ 6.548084][ T1] ? rest_init+0x270/0x270
[ 6.548787][ T1] kernel_init+0x1a/0x1d0
[ 6.549447][ T1] ? rest_init+0x270/0x270
[ 6.550197][ T1] ret_from_fork+0x1f/0x30
[ 6.550853][ T1] </TASK>
[ 6.551354][ T1] Kernel panic - not syncing: panic_on_warn set ...
[ 6.552411][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.0.0-syzkaller-00004-gb0d0538b9a8c #0
[ 6.553841][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 6.555556][ T1] Call Trace:
[ 6.556138][ T1] <TASK>
[ 6.556802][ T1] dump_stack_lvl+0xcd/0x134
[ 6.557478][ T1] panic+0x2c8/0x622
[ 6.558160][ T1] ? panic_print_sys_info.part.0+0x110/0x110
[ 6.559193][ T1] ? __warn.cold+0x24b/0x350
[ 6.559859][ T1] ? cpumask_next_wrap+0x139/0x1d0
[ 6.560838][ T1] __warn.cold+0x25c/0x350
[ 6.560838][ T1] ? cpumask_next_wrap+0x139/0x1d0
[ 6.560838][ T1] report_bug+0x1bc/0x210
[ 6.560838][ T1] handle_bug+0x3c/0x70
[ 6.560838][ T1] exc_invalid_op+0x14/0x40
[ 6.560838][ T1] asm_exc_invalid_op+0x16/0x20
[ 6.560838][ T1] RIP: 0010:cpumask_next_wrap+0x139/0x1d0
[ 6.560838][ T1] 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
[ 6.560838][ T1] RSP: 0000:ffffc9000001f920 EFLAGS: 00010293
[ 6.560838][ T1] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
[ 6.560838][ T1] RDX: ffff8881002b0000 RSI: ffffffff85c61b89 RDI: 0000000000000004
[ 6.560838][ T1] RBP: 0000000000000002 R08: 0000000000000004 R09: 0000000000000002
[ 6.560838][ T1] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000001
[ 6.560838][ T1] R13: 0000000000000000 R14: 0000000000000002 R15: ffffffff88e3da90
[ 6.560838][ T1] ? cpumask_next_wrap+0x139/0x1d0
[ 6.560838][ T1] virtnet_set_affinity+0x35a/0x750
[ 6.560838][ T1] ? skb_recv_done+0x120/0x120
[ 6.560838][ T1] virtnet_probe+0x12ae/0x33a0
[ 6.560838][ T1] ? virtnet_find_vqs+0xc30/0xc30
[ 6.560838][ T1] virtio_dev_probe+0x577/0x870
[ 6.560838][ T1] ? virtio_features_ok+0x1e0/0x1e0
[ 6.560838][ T1] really_probe+0x249/0xb90
[ 6.560838][ T1] __driver_probe_device+0x1df/0x4d0
[ 6.560838][ T1] driver_probe_device+0x4c/0x1a0
[ 6.560838][ T1] __driver_attach+0x1d0/0x550
[ 6.560838][ T1] ? __device_attach_driver+0x2e0/0x2e0
[ 6.560838][ T1] bus_for_each_dev+0x147/0x1d0
[ 6.560838][ T1] ? subsys_dev_iter_exit+0x20/0x20
[ 6.560838][ T1] bus_add_driver+0x4c9/0x640
[ 6.560838][ T1] driver_register+0x220/0x3a0
[ 6.560838][ T1] ? phy_module_init+0x18/0x18
[ 6.560838][ T1] virtio_net_driver_init+0x93/0xd2
[ 6.560838][ T1] do_one_initcall+0x13d/0x780
[ 6.560838][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0
[ 6.560838][ T1] ? parameq+0x160/0x170
[ 6.560838][ T1] kernel_init_freeable+0x6fa/0x783
[ 6.560838][ T1] ? rest_init+0x270/0x270
[ 6.560838][ T1] kernel_init+0x1a/0x1d0
[ 6.560838][ T1] ? rest_init+0x270/0x270
[ 6.560838][ T1] ret_from_fork+0x1f/0x30
[ 6.560838][ T1] </TASK>
[ 6.560838][ T1] Kernel Offset: disabled
[ 6.560838][ 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-build3555849043=/tmp/go-build -gno-record-gcc-switches"
git status (err=<nil>)
HEAD detached at 4954e4b2c
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=4954e4b2cf1e777715d52521afd2d9772d96f160 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221013-124843'" "-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=4954e4b2cf1e777715d52521afd2d9772d96f160 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221013-124843'" "-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=4954e4b2cf1e777715d52521afd2d9772d96f160 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221013-124843'" "-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=\"4954e4b2cf1e777715d52521afd2d9772d96f160\"
Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=16e7f342880000
Tested on:
commit: b0d0538b net: fix opencoded for_each_and_bit() in __ne..
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git
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
Note: no patches were applied.
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