Extracting prog: 23.228188789s
Minimizing prog: 39m45.266286242s
Simplifying prog options: 0s
Extracting C: 22.903353523s
Simplifying C: 9m44.155655296s


extracting reproducer from 66 programs
testing a last program of every proc
single: executing 16 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler-sched_setscheduler-getpid-sched_setaffinity-sched_setaffinity-sched_setscheduler
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r7 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000180)=0x2) (async)
sched_setaffinity(0x0, 0x8, &(0x7f0000000180)=0x2)
sched_setscheduler(r7, 0x2, &(0x7f0000000200)=0x7)

program crashed: kernel BUG in submit_bh_wbc
single: successfully extracted reproducer
found reproducer with 40 syscalls
minimizing guilty program
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler-sched_setscheduler-getpid-sched_setaffinity-sched_setaffinity
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000180)=0x2) (async)
sched_setaffinity(0x0, 0x8, &(0x7f0000000180)=0x2)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler-sched_setscheduler-getpid-sched_setaffinity
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000180)=0x2) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler-sched_setscheduler-getpid
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler-sched_setscheduler
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64-sched_setscheduler
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat-prlimit64
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)

program crashed: general protection fault in bdevname
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp-mkdirat
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$eJzs3d9rW+UbAPDnpO1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLKMJh1rHbhduBtvZAgiDsR7vfdy+A/4Vwx0MGQUvfAmctKTLluTNuuypprPB05533NO8p435zxvn5M3IQEMrYnsTyHixYj4Kok4HBFJvm008o0Ta/utPrw+my1JNBof/5E098vqredqPe5gXnkhIn75IuJkYWO7teWVhVK5nC7m9cl65cpkbXnl1KVKaT6dTy9Pz8yceXNm+p233+pbX187/9e3H919/8yXx1e/+en+kdtJnI1D+bb2fjyDG+2ViZjIX5OxOPvEjlN9aGw3SQZ9AGzLSB7nY5GNAYdjJI964L/v84hoAEMqEf8wpFp5QOvefvP74P/vUFaycx68t3YDtLH/o2vvjcS+5r3RgdXksTuj7H53vA/tZ238/Pud29kS/XsfAmBLN25GxOnR0Y3jX5KPf9t3uvPqfe2VJ9sw/sHOuZvlP693yn8K6/lPdMh/DnaI3e3YOv4L9/vQTFdZ/vdux/x3fdJqfCSv/a+Z840lFy+V09N5NnwixvZm9c3mc86s3mt029ae/2VL1n4rF8yP4/7o3scfM1eql56lz+0e3Ix4qWP+m6yf/6TD+c9ej/M9tnEsvfNKt21b9//5avwQ8WrH8/9oRivZfH5ysnk9TLauio3+vHXs127tD7r/2fk/sHn/x5P2+dra07fx/b6/027bHut/9H7970k+aZb35Ouuler1xamIPcmHG9dPP3psq97aP+v/ieObj3+drv/9EfFpj/2/dfTHl3vq/4DO/9xTnf+nL9z74LPvurXf2/j3RrN0Il/Ty/jX6wE+y2sHAAAAAAAAu00hIg5FUiiulwuFYnHt8x1H40ChXK3VT16sLl2ei+Z3ZcdjrNCa6T7c9nmIqfzzsK369BP1mYg4EhFfj+xv1ouz1fLcoDsPAAAAAAAAAAAAAAAAAAAAu8TBLt//z/w2MuijA547P/kNw2vL+O/HLz0Bu5L//zC8xD8ML/EPw0v8w/AS/zC8xD8ML/EPw0v8AwAAAAAAAAAAAAAAAAAAAAAAAAAAQF+dP3cuWxqrD6/PZvW5q8tLC9Wrp+bS2kKxsjRbnK0uXinOV6vz5bQ4W61s9XzlavXK1HQsXZusp7X6ZG155UKlunS5fuFSpTSfXkjHdqRXAAAAAAAAAAAAAAAAAAAA8O9SW15ZKJXL6aKCwrYKo7vjMBT6XBj0yAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAj/wTAAD//wQrN8c=")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp-socket$inet_udp
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)
socket$inet_udp(0x2, 0x2, 0x0)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API-socket$inet_udp
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))
socket$inet_udp(0x2, 0x2, 0x0) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_API
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0))

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd-ioctl$UFFDIO_API
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
r6 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r6, 0xc018aa3f, &(0x7f00000000c0)) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd-userfaultfd
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)
userfaultfd(0x80801)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN-userfaultfd
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
userfaultfd(0x80801) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4-bpf$BPF_RAW_TRACEPOINT_OPEN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$eJzs3d9rW+UbAPDnpO1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLKMJh1rHbhduBtvZAgiDsR7vfdy+A/4Vwx0MGQUvfAmctKTLluTNuuypprPB05533NO8p435zxvn5M3IQEMrYnsTyHixYj4Kok4HBFJvm008o0Ta/utPrw+my1JNBof/5E098vqredqPe5gXnkhIn75IuJkYWO7teWVhVK5nC7m9cl65cpkbXnl1KVKaT6dTy9Pz8yceXNm+p233+pbX187/9e3H919/8yXx1e/+en+kdtJnI1D+bb2fjyDG+2ViZjIX5OxOPvEjlN9aGw3SQZ9AGzLSB7nY5GNAYdjJI964L/v84hoAEMqEf8wpFp5QOvefvP74P/vUFaycx68t3YDtLH/o2vvjcS+5r3RgdXksTuj7H53vA/tZ238/Pud29kS/XsfAmBLN25GxOnR0Y3jX5KPf9t3uvPqfe2VJ9sw/sHOuZvlP693yn8K6/lPdMh/DnaI3e3YOv4L9/vQTFdZ/vdux/x3fdJqfCSv/a+Z840lFy+V09N5NnwixvZm9c3mc86s3mt029ae/2VL1n4rF8yP4/7o3scfM1eql56lz+0e3Ix4qWP+m6yf/6TD+c9ej/M9tnEsvfNKt21b9//5avwQ8WrH8/9oRivZfH5ysnk9TLauio3+vHXs127tD7r/2fk/sHn/x5P2+dra07fx/b6/027bHut/9H7970k+aZb35Ouuler1xamIPcmHG9dPP3psq97aP+v/ieObj3+drv/9EfFpj/2/dfTHl3vq/4DO/9xTnf+nL9z74LPvurXf2/j3RrN0Il/Ty/jX6wE+y2sHAAAAAAAAu00hIg5FUiiulwuFYnHt8x1H40ChXK3VT16sLl2ei+Z3ZcdjrNCa6T7c9nmIqfzzsK369BP1mYg4EhFfj+xv1ouz1fLcoDsPAAAAAAAAAAAAAAAAAAAAu8TBLt//z/w2MuijA547P/kNw2vL+O/HLz0Bu5L//zC8xD8ML/EPw0v8w/AS/zC8xD8ML/EPw0v8AwAAAAAAAAAAAAAAAAAAAAAAAAAAQF+dP3cuWxqrD6/PZvW5q8tLC9Wrp+bS2kKxsjRbnK0uXinOV6vz5bQ4W61s9XzlavXK1HQsXZusp7X6ZG155UKlunS5fuFSpTSfXkjHdqRXAAAAAAAAAAAAAAAAAAAA8O9SW15ZKJXL6aKCwrYKo7vjMBT6XBj0yAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAj/wTAAD//wQrN8c=")
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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")

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f0000000100), 0x1, 0x55a, &(0x7f0000000b80)="$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") (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING-write
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)
write(r4, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8070000000000000000000000080008002c000000", 0x24)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING-setsockopt$netlink_NETLINK_TX_RING
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise-setsockopt$netlink_NETLINK_TX_RING
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
r4 = socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r5 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r5, 0x0)
read$FUSE(r5, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)
setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000040)={0x20a0}, 0x10) (async)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
read$FUSE(r4, &(0x7f0000001740)={0x2020}, 0x2020)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-read$FUSE
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
read$FUSE(r4, &(0x7f0000001740)={0x2020}, 0x2020)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-syz_mount_image$ext4-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-mount-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, 0xffffffffffffffff, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-creat-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0) (async)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-socket-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
socket(0x10, 0x3, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$sock_SIOCGIFBR-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000000)=@generic={0x1, 0x7fffffffffffffff})
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x5, 0x3, r3})
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-ioctl$KVM_IRQFD-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r3, 0x1})
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-ioctl$KVM_IRQFD-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd(0xff7ffff7)
r3 = eventfd(0x2)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x2, 0x2, r3})
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r4 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r4, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-eventfd-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
eventfd(0xff7ffff7)
eventfd(0x2)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r2 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r2, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-eventfd-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
eventfd(0xff7ffff7)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r2 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r2, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_IRQCHIP-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r2 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$eJzs3e9rJGcdAPDvTLJ3yV3qpipSC9ZiK3dFb3NpbBtEtL7RVwW1vj9jshfC7WaPZFMvodgU/wBBBAVf+co3gn+AIH3hHyCFgr4RX4iKInq1oKB2ZGZn6XV/XNa7ze5d9vOByT7P7Mx8n2eGPDsz++wzAcysJyPixYiYi4hnIqJazk/L6VqeOe4s9/btVzfzKYkse/lvSSTlvO628vx8RFzsrBILEfG1L0d8M+mPu394dGOj0ajvlfmVdvPmyv7h0ZWd5sZ2fbu+u7a2+vz6C+vPrV/NSvdVz+Vu4idf+vwvPv2t31/7y+Vv58X63EeiEj31GKdO1SvFvujK99HeaQSbgrmyPpVpFwQAgJHk5/gfjIhPFOf/1ZgrzuZ6zE2jZAAAAMC4ZF9Yiv8ksZABAAAAZ1YaEUuRpLWyL8BSpOm58t7Ah+NC2mjttz91vXWwu5W/F7EclfT6TqN+tewrvByVJM+vln1su/lne/JrEfFoRHy/uljka5utxtaU730AAADArLjYc/3/TjUt0icb8DsBAAAA4MG1PDQDAAAAnBX3dMn/z/IXBOMvDgAAAHAKeq//jfcPAAAAZ8pXXnopn7Lu86+3Xjk8uNF65cpWff9GrXmwWdts7d2sbbda28WYfc2TttdotW5+JnYPbi1GRHtl//DoWrN1sNu+tvO+R2ADAAAAE/Tox9/4TRIRx59dLKYoxwEEZtk7/b/t+eOUigKcCl39YHYZxRtmV2XaBQCmLjnhfZ13AADg4Xfpo/3f/3ef/+/eAJxt+voAwOwZ8fv/7/7ptAsCTFxFD0CYWfPlPYAPdLLnhy039Pv/X40aKcsi3qzeOcf9RQAAmKylYkrSWnkdsBRpWqtFPBKRLkclub7TqF8trw9+Xa2cz/OrxZrJiX2GAQAAAAAAAAAAAAAAAAAAAAAAAICOLEsiAwAAAM60iPTPSTGaf8Sl6tNLvfcHziX/qkb34Z8/evkHtzba7b3VfP7fi2d5nYuI9g/L+c8OfXwYAAAAMG7J8dC3Otfp5evqREsFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwAx4+/arm91pknH/+sWIWB4Ufz4WiteFqETEhX8kMX/HeklEzI0h/vHrEfHYoPhJvJtlr0VZikHxF085/nKxawbHTyPi4hjiwyx7I29/Xhz0/5fGk8Xr4P+/+XK6X8Pbv7SM/FjRzg1qfx7p21pzYIzH3/rZSidV6Y//esTj84Pbn277mwyJ/1Tf1v6dZVl//G98/ehoWP2zH0dcGvj5k7wv1kq7eXNl//Doyk5zY7u+Xd9dW1t9fv2F9efWr65c32nUy78DY3zvYz9/d1j8vP4XBsT/3W877e/d6v/0sI32+O9bt25/qJPsOwB5/MtPDfz8XYgh8dPys++TZTp//1I3fdxJ3+mJn775xN3qvzVk/590/C+PWP9nvvqdP4y4KAAwAfuHRzc2Go363l0SCyMs8zAmfrnwQBTj/0xkr3WO3INSnntN5Ger783p1uq0gp6/p7WyieyN88X5/KhrnZvQYZpqswQAAJyC9076p10SAAAAAAAAAAAAAAAAAAAAmF0jjQe2GPc1nFhvzONuYhwD6AMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAjMn/AgAA//+87ucU") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r2, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r2 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r2, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r1, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x22102, 0x0)
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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") (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(0x0, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0)
r0 = open(&(0x7f00000003c0)='./bus\x00', 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
testing program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000340)='./bus\x00', 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(0x0, 0x20902, 0x0)
syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000640)='./file1\x00', 0x2004000, &(0x7f0000000000), 0x3d, 0x53d, &(0x7f0000000800)="$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")
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x11, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x60000b, 0x9)

program did not crash
extracting C reproducer
testing compiled C program (duration=31.569395826s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
simplifying C reproducer
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program did not crash
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=31.569395826s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-syz_mount_image$ext4-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
reproducing took 50m15.5535118s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 355 Comm: kmmpd-loop0 Not tainted 5.4.290-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ef33fbe8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881ef354ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ef33fc88 R08: ffffffff81abc5d3 R09: ffffed103ba3de01
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffff8881dd1ef000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30e6d1e1b8 CR3: 00000001eda8f000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 submit_bh+0x28/0x40 fs/buffer.c:3076
 write_mmp_block+0x3ff/0x5b0 fs/ext4/mmp.c:55
 kmmpd+0x7de/0xa10 fs/ext4/mmp.c:246
 kthread+0x321/0x3a0 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354
Modules linked in:
---[ end trace d4c5fae326a3a84b ]---
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ef33fbe8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881ef354ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ef33fc88 R08: ffffffff81abc5d3 R09: ffffed103ba3de01
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffff8881dd1ef000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30e6d1e1b8 CR3: 00000001e1ccf000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 355 Comm: kmmpd-loop0 Not tainted 5.4.290-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ef33fbe8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881ef354ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ef33fc88 R08: ffffffff81abc5d3 R09: ffffed103ba3de01
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffff8881dd1ef000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30e6d1e1b8 CR3: 00000001eda8f000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 submit_bh+0x28/0x40 fs/buffer.c:3076
 write_mmp_block+0x3ff/0x5b0 fs/ext4/mmp.c:55
 kmmpd+0x7de/0xa10 fs/ext4/mmp.c:246
 kthread+0x321/0x3a0 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354
Modules linked in:
---[ end trace d4c5fae326a3a84b ]---
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ef33fbe8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881ef354ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ef33fc88 R08: ffffffff81abc5d3 R09: ffffed103ba3de01
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffff8881dd1ef000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30e6d1e1b8 CR3: 00000001e1ccf000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400