Extracting prog: 51.761019807s
Minimizing prog: 27m47.579374508s
Simplifying prog options: 0s
Extracting C: 43.577343394s
Simplifying C: 4m55.321777819s


extracting reproducer from 24 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-sendmsg$nl_route-bpf$PROG_BIND_MAP-ioctl$KVM_RUN
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)
r6 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000380)=[@text64={0x40, 0x0}], 0x1, 0x64, 0x0, 0x0) (async)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0) (async)
bpf$PROG_BIND_MAP(0x23, &(0x7f0000000180)={0xffffffffffffffff, r4}, 0xc)
ioctl$KVM_RUN(r6, 0xae80, 0x0)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
single: successfully extracted reproducer
found reproducer with 24 syscalls
minimizing guilty program
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-sendmsg$nl_route-bpf$PROG_BIND_MAP
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)
r6 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000380)=[@text64={0x40, 0x0}], 0x1, 0x64, 0x0, 0x0) (async)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0) (async)
bpf$PROG_BIND_MAP(0x23, &(0x7f0000000180)={0xffffffffffffffff, r4}, 0xc)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)
r6 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000380)=[@text64={0x40, 0x0}], 0x1, 0x64, 0x0, 0x0) (async)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)
r6 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000380)=[@text64={0x40, 0x0}], 0x1, 0x64, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)
ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0) (async)
ftruncate(r2, 0xc17c) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000000), 0x208e24b) (async)
r5 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r4, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r4, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) (async)

program crashed: kernel panic: corrupted stack end in corrupted
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
r4 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-syz_kvm_setup_cpu$x86
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
r4 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f00005d4000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f01c40fc7ba57000fc79fbc153ea0fe900f350f22a2baf80c66b89c10a18d66efbafc0ced0f323e660fd530f30f1efb", 0x30}], 0x1, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
r4 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
r4 = socket(0x10, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f0000000300)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, @empty, @empty, 0x0, 0x0, 0x0, 0x20000000}})
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-socket-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
socket(0x10, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-openat$cgroup_ro-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-ftruncate-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
ftruncate(r1, 0xc17c) (async)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, 0xffffffffffffffff, 0x0)
preadv(0xffffffffffffffff, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-mmap-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) (async)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
preadv(r3, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-ioctl$KVM_CREATE_VM-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r2, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r2, 0x0)
preadv(r2, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$kvm-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.io_serviced\x00', 0x275a, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-mount$9p_virtio-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mkdirat-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000001000000850000000e000000850000002a00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) (async)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0)
preadv(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x644180, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(0x0, &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), 0x0, &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', 0x0, 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, 0x0)
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB])
chdir(&(0x7f0000000280)='./file0\x00') (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(0x0) (async)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, 0x0, 0x0, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{0x0}], 0x1, 0x0, 0x0) (async)

program did not crash
testing program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0)
mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="78226e6f65786163638173733d616e792c63616368653d66736361636865"])
chdir(&(0x7f0000000280)='./file0\x00')
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.io_wait_time_recursive\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000000), 0x208e24b) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
preadv(r0, &(0x7f00000015c0)=[{&(0x7f0000000080)=""/124, 0xffffff23}], 0x1, 0x0, 0x0)

program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
extracting C reproducer
testing compiled C program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
simplifying C reproducer
testing compiled C program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program did not crash
testing compiled C program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program did not crash
testing compiled C program (duration=39.668518237s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program did not crash
testing compiled C program (duration=39.668518237s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing compiled C program (duration=39.668518237s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing compiled C program (duration=39.668518237s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing compiled C program (duration=39.668518237s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
testing compiled C program (duration=39.668518237s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-openat$cgroup_ro-write$binfmt_script-mmap-preadv
program crashed: BUG: stack guard page was hit in v9fs_file_read_iter
reproducing took 34m18.239543054s
repro crashed as (corrupted=false):
BUG: TASK stack guard page was hit at ffffc9000349fff8 (stack is ffffc900034a0000..ffffc900034a8000)
Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 5996 Comm: syz-executor356 Not tainted 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kasan_check_range+0x19/0x1a0 mm/kasan/generic.c:188
Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 50 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 <55> 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff 7f ff ff 48 39 f8 0f
RSP: 0018:ffffc900034a0000 EFLAGS: 00010086
RAX: ffffffff96e2dc48 RBX: 0000000000000022 RCX: ffffffff8169b5ce
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff96e2dc40
RBP: ffffc900034a0160 R08: 0000000000000000 R09: 0000000000000006
R10: ffffffff96e2dd27 R11: 0000000000000002 R12: ffff88803232a440
R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff9200069400a
FS:  00007f539e0656c0(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000349fff8 CR3: 0000000031486000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <#DF>
 </#DF>
 <TASK>
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228
 mark_lock+0xb5/0xc60 kernel/locking/lockdep.c:4703
 mark_usage kernel/locking/lockdep.c:4646 [inline]
 __lock_acquire+0x906/0x3ce0 kernel/locking/lockdep.c:5156
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825
 rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 rcu_read_lock include/linux/rcupdate.h:849 [inline]
 page_ext_get+0x3a/0x310 mm/page_ext.c:525
 __set_page_owner+0x96/0x560 mm/page_owner.c:322
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0xf7d/0x2d10 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4733
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_noprof+0x367/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:882 [inline]
 p9_fcall_init+0x97/0x260 net/9p/client.c:233
 p9_tag_alloc+0x21c/0x870 net/9p/client.c:300
 p9_client_prepare_req+0x19f/0x4d0 net/9p/client.c:644
 p9_client_zc_rpc.constprop.0+0x105/0x880 net/9p/client.c:793
 p9_client_read_once+0x443/0x820 net/9p/client.c:1570
 p9_client_read+0x13f/0x1b0 net/9p/client.c:1534
 v9fs_issue_read+0x115/0x310 fs/9p/vfs_addr.c:74
 netfs_retry_read_subrequests fs/netfs/read_retry.c:60 [inline]
 netfs_retry_reads+0x153a/0x1d00 fs/netfs/read_retry.c:232
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_dispatch_unbuffered_reads fs/netfs/direct_read.c:103 [inline]
 netfs_unbuffered_read fs/netfs/direct_read.c:127 [inline]
 netfs_unbuffered_read_iter_locked+0x12f6/0x19b0 fs/netfs/direct_read.c:221
 netfs_unbuffered_read_iter+0xc5/0x100 fs/netfs/direct_read.c:256
 v9fs_file_read_iter+0xbf/0x100 fs/9p/vfs_file.c:361
 do_iter_readv_writev+0x614/0x7f0 fs/read_write.c:832
 vfs_readv+0x4cf/0x890 fs/read_write.c:1025
 do_preadv fs/read_write.c:1142 [inline]
 __do_sys_preadv fs/read_write.c:1192 [inline]
 __se_sys_preadv fs/read_write.c:1187 [inline]
 __x64_sys_preadv+0x22d/0x310 fs/read_write.c:1187
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f539e0cb519
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f539e065228 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f539e155318 RCX: 00007f539e0cb519
RDX: 0000000000000001 RSI: 00000000200015c0 RDI: 0000000000000003
RBP: 00007f539e155310 R08: 0000000000000000 R09: 00007f539e0656c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539e15531c
R13: 00007f539e122074 R14: 0030656c69662f2e R15: 00007ffd92f70378
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_check_range+0x19/0x1a0 mm/kasan/generic.c:188
Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 50 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 <55> 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff 7f ff ff 48 39 f8 0f
RSP: 0018:ffffc900034a0000 EFLAGS: 00010086
RAX: ffffffff96e2dc48 RBX: 0000000000000022 RCX: ffffffff8169b5ce
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff96e2dc40
RBP: ffffc900034a0160 R08: 0000000000000000 R09: 0000000000000006
R10: ffffffff96e2dd27 R11: 0000000000000002 R12: ffff88803232a440
R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff9200069400a
FS:  00007f539e0656c0(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000349fff8 CR3: 0000000031486000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
   6:	90                   	nop
   7:	90                   	nop
   8:	90                   	nop
   9:	90                   	nop
   a:	90                   	nop
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	66 0f 1f 00          	nopw   (%rax)
  15:	48 85 f6             	test   %rsi,%rsi
  18:	0f 84 50 01 00 00    	je     0x16e
  1e:	48 89 f8             	mov    %rdi,%rax
  21:	41 54                	push   %r12
  23:	44 0f b6 c2          	movzbl %dl,%r8d
  27:	48 01 f0             	add    %rsi,%rax
* 2a:	55                   	push   %rbp <-- trapping instruction
  2b:	53                   	push   %rbx
  2c:	0f 82 c6 00 00 00    	jb     0xf8
  32:	48 b8 ff ff ff ff ff 	movabs $0xffff7fffffffffff,%rax
  39:	7f ff ff
  3c:	48 39 f8             	cmp    %rdi,%rax
  3f:	0f                   	.byte 0xf

final repro crashed as (corrupted=false):
BUG: TASK stack guard page was hit at ffffc9000349fff8 (stack is ffffc900034a0000..ffffc900034a8000)
Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 5996 Comm: syz-executor356 Not tainted 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kasan_check_range+0x19/0x1a0 mm/kasan/generic.c:188
Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 50 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 <55> 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff 7f ff ff 48 39 f8 0f
RSP: 0018:ffffc900034a0000 EFLAGS: 00010086
RAX: ffffffff96e2dc48 RBX: 0000000000000022 RCX: ffffffff8169b5ce
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff96e2dc40
RBP: ffffc900034a0160 R08: 0000000000000000 R09: 0000000000000006
R10: ffffffff96e2dd27 R11: 0000000000000002 R12: ffff88803232a440
R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff9200069400a
FS:  00007f539e0656c0(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000349fff8 CR3: 0000000031486000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <#DF>
 </#DF>
 <TASK>
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228
 mark_lock+0xb5/0xc60 kernel/locking/lockdep.c:4703
 mark_usage kernel/locking/lockdep.c:4646 [inline]
 __lock_acquire+0x906/0x3ce0 kernel/locking/lockdep.c:5156
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825
 rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 rcu_read_lock include/linux/rcupdate.h:849 [inline]
 page_ext_get+0x3a/0x310 mm/page_ext.c:525
 __set_page_owner+0x96/0x560 mm/page_owner.c:322
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0xf7d/0x2d10 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4733
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_noprof+0x367/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:882 [inline]
 p9_fcall_init+0x97/0x260 net/9p/client.c:233
 p9_tag_alloc+0x21c/0x870 net/9p/client.c:300
 p9_client_prepare_req+0x19f/0x4d0 net/9p/client.c:644
 p9_client_zc_rpc.constprop.0+0x105/0x880 net/9p/client.c:793
 p9_client_read_once+0x443/0x820 net/9p/client.c:1570
 p9_client_read+0x13f/0x1b0 net/9p/client.c:1534
 v9fs_issue_read+0x115/0x310 fs/9p/vfs_addr.c:74
 netfs_retry_read_subrequests fs/netfs/read_retry.c:60 [inline]
 netfs_retry_reads+0x153a/0x1d00 fs/netfs/read_retry.c:232
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235
 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371
 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407
 netfs_dispatch_unbuffered_reads fs/netfs/direct_read.c:103 [inline]
 netfs_unbuffered_read fs/netfs/direct_read.c:127 [inline]
 netfs_unbuffered_read_iter_locked+0x12f6/0x19b0 fs/netfs/direct_read.c:221
 netfs_unbuffered_read_iter+0xc5/0x100 fs/netfs/direct_read.c:256
 v9fs_file_read_iter+0xbf/0x100 fs/9p/vfs_file.c:361
 do_iter_readv_writev+0x614/0x7f0 fs/read_write.c:832
 vfs_readv+0x4cf/0x890 fs/read_write.c:1025
 do_preadv fs/read_write.c:1142 [inline]
 __do_sys_preadv fs/read_write.c:1192 [inline]
 __se_sys_preadv fs/read_write.c:1187 [inline]
 __x64_sys_preadv+0x22d/0x310 fs/read_write.c:1187
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f539e0cb519
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f539e065228 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f539e155318 RCX: 00007f539e0cb519
RDX: 0000000000000001 RSI: 00000000200015c0 RDI: 0000000000000003
RBP: 00007f539e155310 R08: 0000000000000000 R09: 00007f539e0656c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539e15531c
R13: 00007f539e122074 R14: 0030656c69662f2e R15: 00007ffd92f70378
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_check_range+0x19/0x1a0 mm/kasan/generic.c:188
Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 50 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 <55> 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff 7f ff ff 48 39 f8 0f
RSP: 0018:ffffc900034a0000 EFLAGS: 00010086
RAX: ffffffff96e2dc48 RBX: 0000000000000022 RCX: ffffffff8169b5ce
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff96e2dc40
RBP: ffffc900034a0160 R08: 0000000000000000 R09: 0000000000000006
R10: ffffffff96e2dd27 R11: 0000000000000002 R12: ffff88803232a440
R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff9200069400a
FS:  00007f539e0656c0(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000349fff8 CR3: 0000000031486000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
   6:	90                   	nop
   7:	90                   	nop
   8:	90                   	nop
   9:	90                   	nop
   a:	90                   	nop
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	66 0f 1f 00          	nopw   (%rax)
  15:	48 85 f6             	test   %rsi,%rsi
  18:	0f 84 50 01 00 00    	je     0x16e
  1e:	48 89 f8             	mov    %rdi,%rax
  21:	41 54                	push   %r12
  23:	44 0f b6 c2          	movzbl %dl,%r8d
  27:	48 01 f0             	add    %rsi,%rax
* 2a:	55                   	push   %rbp <-- trapping instruction
  2b:	53                   	push   %rbx
  2c:	0f 82 c6 00 00 00    	jb     0xf8
  32:	48 b8 ff ff ff ff ff 	movabs $0xffff7fffffffffff,%rax
  39:	7f ff ff
  3c:	48 39 f8             	cmp    %rdi,%rax
  3f:	0f                   	.byte 0xf