Extracting prog: 53.589774915s
Minimizing prog: 32m39.10782725s
Simplifying prog options: 0s
Extracting C: 26.54875639s
Simplifying C: 4m54.082899921s


extracting reproducer from 89 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-pipe-ioctl$KVM_RUN-openat$cgroup_ro
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r4, 0x8004587d, 0x0)
ioctl$FIONCLEX(r4, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})
r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r2, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x40, 0x0, 0x0)
pipe(&(0x7f0000000240))
ioctl$KVM_RUN(r5, 0xae80, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
single: successfully extracted reproducer
found reproducer with 30 syscalls
minimizing guilty program
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-pipe-ioctl$KVM_RUN
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r4, 0x8004587d, 0x0)
ioctl$FIONCLEX(r4, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})
r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r2, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x40, 0x0, 0x0)
pipe(&(0x7f0000000240))
ioctl$KVM_RUN(r5, 0xae80, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-pipe
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r4, 0x8004587d, 0x0)
ioctl$FIONCLEX(r4, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})
r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r2, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x40, 0x0, 0x0)
pipe(&(0x7f0000000240))

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r4, 0x8004587d, 0x0)
ioctl$FIONCLEX(r4, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})
r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(r2, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x40, 0x0, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE-ioctl$KVM_CREATE_VCPU
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r4, 0x8004587d, 0x0)
ioctl$FIONCLEX(r4, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})
ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2-ioctl$KVM_X86_SET_MCE
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r3, 0x8004587d, 0x0)
ioctl$FIONCLEX(r3, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)
ioctl$KVM_X86_SET_MCE(r2, 0x4040ae9e, &(0x7f0000000180)={0x4000000000000000, 0x80a0000, 0x6, 0x2, 0x1a})

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX-umount2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r3, 0x8004587d, 0x0)
ioctl$FIONCLEX(r3, 0x5450)
umount2(&(0x7f0000000300)='./file0\x00', 0x2)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY-ioctl$FIONCLEX
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r3, 0x8004587d, 0x0)
ioctl$FIONCLEX(r3, 0x5450)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat-ioctl$FS_IOC_ENABLE_VERITY
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)
ioctl$FS_IOC_ENABLE_VERITY(r3, 0x8004587d, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f0000000600)=[{&(0x7f0000000080)=""/32, 0x20}, {&(0x7f0000000340)=""/145, 0x91}, {&(0x7f0000000500)=""/217, 0xd9}, {&(0x7f0000000400)=""/78, 0x4e}], 0x4, 0x0, 0x77b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script-mmap
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-syz_kvm_setup_cpu$x86
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="8ee8c9b8ee088ed8660f3801b2d6352ed9ff660f3882040f01cf0fc72d2626652e0f01ca0fc7386635002000000f22e0", 0xffffffffffffff8b}], 0x1, 0x50, 0x0, 0x0)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-ioctl$KVM_CREATE_VM-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$kvm-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x2800, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$kvm-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-socket$nl_netfilter-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
socket$nl_netfilter(0x10, 0x3, 0xc)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-bpf$BPF_BTF_LOAD-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="9feb010018000000000000003c0000003c0000000a000000000000000000000b02000000000000000300000d000000000000000003000000000000000300000004000000030000000000000000000002000000000000005f4f"], 0x0, 0x5e, 0x0, 0x1}, 0x28)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-ioctl$SNDCTL_DSP_SPEED-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0x5016, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$audio-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x801, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-socket$inet6_sctp-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-syz_emit_ethernet-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
syz_emit_ethernet(0x6a, &(0x7f0000000040)={@link_local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @private, @multicast1}, {0x4e25, 0x17c1, 0x48, 0x0, @wg=@cookie={0x3, 0x2, "62b9d705aa3b572cab9e4565145b574ad6d3761751672ccc", "db8ca1cbebfda570f2cfeada7bbd8bd6f8864257d91a249bc2dfb32bfb8b524b"}}}}}}, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-socket-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
socket(0x10, 0x3, 0x4)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setresuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setresuid(0x0, 0xee00, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(0x0, &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), 0x0, &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', 0x0, 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(0x0)
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program did not crash
testing program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
simplifying C reproducer
testing compiled C program (duration=48.276391173s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program did not crash
testing compiled C program (duration=48.276391173s, {Threaded:true 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program did not crash
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true 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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing compiled C program (duration=48.276391173s, {Threaded:true Repeat:true 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
testing program (duration=48.276391173s, {Threaded:true Repeat:true 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
validation run: crashed=true
testing program (duration=48.276391173s, {Threaded:true Repeat:true 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
validation run: crashed=true
testing program (duration=48.276391173s, {Threaded:true Repeat:true 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-setfsuid-openat$cgroup_ro-write$binfmt_script
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000100)='./file0\x00')
setfsuid(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='freezer.self_freezing\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)

program crashed: BUG: unable to handle kernel NULL pointer dereference in netfs_unbuffered_write
validation run: crashed=true
reproducing took 41m10.46787556s
repro crashed as (corrupted=false):
netfs: Couldn't get user pages (rc=-14)
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 2bb51067 P4D 2bb51067 PUD 0 
Oops: Oops: 0010 [#1] SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 6081 Comm: syz.0.19 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc90003fc7b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888025dfe5b0 RCX: ffffffff82c49d0a
RDX: ffff88802a004980 RSI: ffffffff82c49b9c RDI: ffff888025dfe500
RBP: 0000000000140000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888025dfe598
R13: dffffc0000000000 R14: ffff888025dfe500 R15: ffff8880391d8f00
FS:  00007f4da0a666c0(0000) GS:ffff8880d6644000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000002dddf000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 netfs_unbuffered_write+0xae5/0x2080 fs/netfs/direct_write.c:189
 netfs_unbuffered_write_iter_locked+0x801/0xab0 fs/netfs/direct_write.c:287
 netfs_unbuffered_write_iter+0x40c/0x710 fs/netfs/direct_write.c:377
 v9fs_file_write_iter+0xbf/0x100 fs/9p/vfs_file.c:409
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d9fb9c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4da0a66028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4d9fe15fa0 RCX: 00007f4d9fb9c799
RDX: 000000000208e24b RSI: 0000200000000000 RDI: 0000000000000003
RBP: 00007f4d9fc32bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4d9fe16038 R14: 00007f4d9fe15fa0 R15: 00007ffc22cd1518
 </TASK>
Modules linked in:
CR2: 0000000000000000
---[ end trace 0000000000000000 ]---
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc90003fc7b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888025dfe5b0 RCX: ffffffff82c49d0a
RDX: ffff88802a004980 RSI: ffffffff82c49b9c RDI: ffff888025dfe500
RBP: 0000000000140000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888025dfe598
R13: dffffc0000000000 R14: ffff888025dfe500 R15: ffff8880391d8f00
FS:  00007f4da0a666c0(0000) GS:ffff8880d6644000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000002dddf000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
netfs: Couldn't get user pages (rc=-14)
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 2bb51067 P4D 2bb51067 PUD 0 
Oops: Oops: 0010 [#1] SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 6081 Comm: syz.0.19 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc90003fc7b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888025dfe5b0 RCX: ffffffff82c49d0a
RDX: ffff88802a004980 RSI: ffffffff82c49b9c RDI: ffff888025dfe500
RBP: 0000000000140000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888025dfe598
R13: dffffc0000000000 R14: ffff888025dfe500 R15: ffff8880391d8f00
FS:  00007f4da0a666c0(0000) GS:ffff8880d6644000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000002dddf000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 netfs_unbuffered_write+0xae5/0x2080 fs/netfs/direct_write.c:189
 netfs_unbuffered_write_iter_locked+0x801/0xab0 fs/netfs/direct_write.c:287
 netfs_unbuffered_write_iter+0x40c/0x710 fs/netfs/direct_write.c:377
 v9fs_file_write_iter+0xbf/0x100 fs/9p/vfs_file.c:409
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d9fb9c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4da0a66028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4d9fe15fa0 RCX: 00007f4d9fb9c799
RDX: 000000000208e24b RSI: 0000200000000000 RDI: 0000000000000003
RBP: 00007f4d9fc32bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4d9fe16038 R14: 00007f4d9fe15fa0 R15: 00007ffc22cd1518
 </TASK>
Modules linked in:
CR2: 0000000000000000
---[ end trace 0000000000000000 ]---
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc90003fc7b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888025dfe5b0 RCX: ffffffff82c49d0a
RDX: ffff88802a004980 RSI: ffffffff82c49b9c RDI: ffff888025dfe500
RBP: 0000000000140000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888025dfe598
R13: dffffc0000000000 R14: ffff888025dfe500 R15: ffff8880391d8f00
FS:  00007f4da0a666c0(0000) GS:ffff8880d6644000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000002dddf000 CR4: 0000000000352ef0