Extracting prog: 11m21.202226924s
Minimizing prog: 11m36.47424267s
Simplifying prog options: 0s
Extracting C: 1m3.386163785s
Simplifying C: 14m27.850348604s


extracting reproducer from 24 programs
testing a last program of every proc
single: executing 4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-socket-setsockopt$netlink_NETLINK_TX_RING-ioctl$KVM_IRQFD
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program did not crash
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-openat$fuse-mount$fuse-syz_fuse_handle_req-write$FUSE_NOTIFY_RETRIEVE
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, &(0x7f00000001c0)="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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)

program did not crash
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$inet_udp-ioctl$sock_inet_SIOCSIFFLAGS-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)

program did not crash
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): add_key$keyring-ioctl$KVM_SET_SREGS-syz_usb_control_io-openat$uhid-write$UHID_CREATE2
detailed listing:
executing program 0:
add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff)
ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0xe000, 0xd, 0x79, 0x0, 0x3, 0xcb, 0x2, 0xfe, 0x6, 0x6, 0xa}, {0x25000, 0xffff1000, 0x8, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3, 0x4}, {0x2, 0x1000, 0x3, 0x0, 0x6, 0xc4, 0x6, 0x9, 0x27, 0x3, 0x4, 0xfc}, {0x54000, 0x0, 0x9, 0x4, 0x81, 0x0, 0x97, 0x0, 0x3, 0x3, 0x9}, {0x0, 0x1ffc, 0x3, 0x0, 0x82, 0x3, 0x4, 0x6, 0x2, 0x34}, {0xffffffff, 0x1, 0x8, 0x78, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xed, 0x5}, {0xeeee8000, 0xfec00000, 0xa, 0x3, 0xfc, 0x0, 0x4, 0x20}, {0x0, 0x8080000, 0x0, 0x0, 0xa4, 0x7, 0x3, 0x40, 0x26, 0x5, 0x1, 0xfe}, {0x80a0000, 0x3}, {0x9000, 0xfffe}, 0xddf8ffdb, 0x0, 0xd000, 0x60, 0x8, 0xf801, 0x3000, [0x80000001, 0x0, 0x20000001, 0x2]})
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
write$UHID_CREATE2(r0, &(0x7f0000000080)=ANY=[], 0x118)

program did not crash
single: failed to extract reproducer
bisect: bisecting 24 programs with base timeout 30s
testing program (duration=36s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
detailed listing:
executing program 3:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f000015c000/0x18000)=nil, &(0x7f00000004c0)=[@text16={0x10, 0x0}], 0x1, 0x29, 0x0, 0x0)
ioctl$KVM_SET_NESTED_STATE(r2, 0x4080aebf, &(0x7f0000002bc0)=@vmx={0x1, 0x0, 0x2080, {0x10000, 0x8000000, {}, 0x0, 0x20000009a6}, 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executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x1c1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000001c0)='./file0\x00', &(0x7f0000002100), 0x80, &(0x7f00000002c0)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}})
setresgid(0xee00, 0x0, 0x0)
chown(&(0x7f0000002040)='./file0\x00', 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff)
mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0)
setxattr(&(0x7f0000000180)='./mnt\x00', &(0x7f00000001c0)=@known='trusted.syz\x00', 0x0, 0x0, 0x2)
executing program 0:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000840)='memory.events.local\x00', 0x275a, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ftruncate(r0, 0x5)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000040), 0x2)
ioctl$UDMABUF_CREATE_LIST(r1, 0x40087543, &(0x7f0000000080)={0x0, 0x300})
executing program 0:
r0 = socket$inet6(0xa, 0x2, 0x0)
io_setup(0x3ff, &(0x7f0000000500)=<r1=>0x0)
io_submit(r1, 0x1, &(0x7f0000000040)=[&(0x7f0000000080)={0x0, 0x0, 0x8, 0x0, 0x2, r0, 0x0, 0x0, 0x4}])
io_pgetevents(r1, 0x3, 0x3, &(0x7f0000000280)=[{}, {}, {}], 0x0, 0x0)
io_destroy(r1)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./dev\x00', 0x1ff)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000e, 0x20c44fb6edc09a38, 0xffffffffffffffff, 0x629f9000)
mount(0x0, &(0x7f0000000240)='./dev\x00', &(0x7f0000000280)='devtmpfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./dev/sda\x00', 0x4d802, 0x0)
read$FUSE(r0, &(0x7f0000006280)={0x2020}, 0xffffffca)
executing program 2:
timer_create(0xfffffffc, 0x0, &(0x7f0000000040)=<r0=>0x0)
timer_create(0xfffffffc, 0x0, &(0x7f0000000040)=<r1=>0x0)
timer_settime(r1, 0x1, &(0x7f000006b000)={{0x0, 0x989680}, {0x77359400}}, 0x0)
timer_settime(r0, 0x0, &(0x7f000006b000)={{0x0, 0x989680}, {0x0, 0x9}}, 0x0)
unshare(0x64000600)
executing program 2:
ioctl$KVM_SET_CLOCK(0xffffffffffffffff, 0x4030ae7b, 0x0)
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x2)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000, 0x0, 0x0, 0x10000})
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000380)=@newsa={0xf0, 0x10, 0x1, 0x0, 0x0, {{@in=@loopback, @in=@private, 0x0, 0xecdf, 0x0, 0x0, 0xa, 0x0, 0x20, 0x84}, {@in=@broadcast, 0x0, 0x32}, @in6=@private1, {0x0, 0x0, 0x0, 0x4, 0x0, 0xfffffffffffffffc, 0x2, 0x9}, {0x3bc7, 0x7, 0x80000007}, {0x2, 0x0, 0xffffffff}, 0x70bd2a, 0x800000, 0x2, 0x4, 0x0, 0xe5}}, 0xf0}}, 0x24004000)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000440)={0x1, 0x0, [{0x1, 0x0, 0x0, 0x0, 0x0, 0x20}]})
ioctl$KVM_GET_NESTED_STATE(r2, 0xc080aebe, &(0x7f0000002780)=@svm={0x108, 0x1, 0x1080, {0xffff1000, 0x6}, {"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"}})
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd2(0xa5a, 0x80000)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={r2, 0x8, 0x2})
executing program 1:
r0 = socket$inet6(0xa, 0x3, 0xff)
setsockopt$inet6_IPV6_RTHDR(r0, 0x29, 0x39, &(0x7f0000002e40)=ANY=[@ANYBLOB="00020201"], 0x18)
connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @remote}}, 0x1c)
r1 = dup(r0)
write$uinput_user_dev(r1, &(0x7f00000004c0)={'syz1\x00', {0x101, 0x2204, 0xaca0, 0x5}, 0x34, [0x3474, 0x7ff, 0x8a6c, 0xffff8001, 0x1, 0x5, 0xdb, 0x1, 0x5, 0x6, 0x1, 0x3, 0x57e3, 0x8, 0x0, 0x2, 0x7, 0x81, 0x7ff, 0x20, 0x10, 0x4, 0x0, 0x8, 0x3, 0x23, 0x2, 0x0, 0x9, 0x80000000, 0x7, 0x8001, 0x401, 0x80000001, 0x8000, 0xe, 0x8, 0x8000, 0x200, 0x7, 0x9, 0x5, 0xfc, 0xab, 0x8, 0x7ff, 0xa, 0x5, 0x7c, 0xfffffff2, 0xe3b, 0x3ff, 0x4, 0x8, 0x6, 0x6, 0x8, 0xe, 0x8, 0x9, 0x1, 0x4, 0xad, 0x7dd608e3], [0x2e1, 0x1, 0x10000, 0x6, 0x3, 0x401, 0x6, 0x5, 0x8001, 0x3, 0x8, 0x8, 0x7, 0x8001, 0x6, 0x1, 0x89, 0x9, 0xfc7, 0x401, 0x7, 0x400, 0xfff, 0xfffffff9, 0x100, 0x5, 0x5, 0x40000069, 0x9, 0x200, 0xe, 0x6, 0x5, 0x3, 0x9, 0x8, 0xc2, 0x0, 0x1000, 0x2, 0x9, 0x9703, 0x0, 0x7, 0xd15, 0x6, 0x2, 0x9, 0x3ff, 0x4, 0x80000001, 0x0, 0x6, 0x1a22, 0x16, 0x3, 0x9, 0x4, 0x9, 0x8, 0x9, 0x3, 0x8], [0x8, 0x200, 0x4e, 0x7, 0x1, 0xf, 0xcf43, 0x0, 0x2, 0x2, 0x10000, 0x1000, 0x8, 0xfffffffb, 0xb22, 0x7869, 0x70d6, 0xc, 0x400, 0x5b77, 0xf, 0x2, 0x5, 0x1, 0x416, 0xe5bb, 0x8, 0x4, 0xf, 0x66f0cfbf, 0x81, 0x5, 0x8, 0x0, 0x594, 0x0, 0x5, 0x91c3, 0x8, 0x9, 0x14ab, 0x0, 0x9, 0x3, 0x5, 0x7, 0x0, 0x1, 0x4, 0xfffffffa, 0x8, 0x3, 0x40, 0x0, 0xffffffff, 0xfff, 0x9, 0x9, 0x200, 0x97, 0x0, 0x0, 0x40, 0x3], [0xe0, 0x6, 0x0, 0xa1, 0x8, 0x0, 0x101, 0x799f, 0x6, 0xfffffff7, 0x4, 0x200, 0x5446801c, 0x400, 0x9, 0x0, 0x4, 0xc, 0x10, 0x5, 0x7f, 0x3, 0x8, 0xffffffb7, 0x25, 0x9, 0x400, 0x3, 0x3, 0x8, 0x0, 0x12, 0x5, 0x1, 0x4, 0x0, 0x1, 0x3469, 0x4, 0x18c3f243, 0xa, 0x4, 0x49, 0x7fd, 0x4, 0x4d7, 0xff, 0x9, 0xd, 0xfca, 0x9, 0x0, 0xb68a, 0x1, 0x3, 0x5, 0x6, 0x8000, 0x800, 0x2, 0x29d5, 0x4, 0x7, 0x2]}, 0x45c)
executing program 1:
r0 = socket$inet6(0xa, 0x1, 0x0)
setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000140)=0x8, 0x65)
bind$inet6(r0, &(0x7f0000f65000)={0xa, 0x4e20, 0x97f, @loopback}, 0x1c)
sendto$inet6(r0, 0x0, 0x0, 0xfffffefffbfbbfbe, &(0x7f0000000100)={0xa, 0x4e20, 0x23e, @empty}, 0x1c)
getsockopt$inet6_buf(r0, 0x29, 0x6, 0x0, &(0x7f0000000080))
executing program 2:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000840)='memory.events.local\x00', 0x275a, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ftruncate(r0, 0x5)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000040), 0x2)
ioctl$UDMABUF_CREATE_LIST(r1, 0x40087543, &(0x7f0000000080)={0x0, 0x300})
executing program 0:
add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff)
ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0xe000, 0xd, 0x79, 0x0, 0x3, 0xcb, 0x2, 0xfe, 0x6, 0x6, 0xa}, {0x25000, 0xffff1000, 0x8, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3, 0x4}, {0x2, 0x1000, 0x3, 0x0, 0x6, 0xc4, 0x6, 0x9, 0x27, 0x3, 0x4, 0xfc}, {0x54000, 0x0, 0x9, 0x4, 0x81, 0x0, 0x97, 0x0, 0x3, 0x3, 0x9}, {0x0, 0x1ffc, 0x3, 0x0, 0x82, 0x3, 0x4, 0x6, 0x2, 0x34}, {0xffffffff, 0x1, 0x8, 0x78, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xed, 0x5}, {0xeeee8000, 0xfec00000, 0xa, 0x3, 0xfc, 0x0, 0x4, 0x20}, {0x0, 0x8080000, 0x0, 0x0, 0xa4, 0x7, 0x3, 0x40, 0x26, 0x5, 0x1, 0xfe}, {0x80a0000, 0x3}, {0x9000, 0xfffe}, 0xddf8ffdb, 0x0, 0xd000, 0x60, 0x8, 0xf801, 0x3000, [0x80000001, 0x0, 0x20000001, 0x2]})
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
write$UHID_CREATE2(r0, &(0x7f0000000080)=ANY=[], 0x118)
executing program 1:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$UI_SET_ABSBIT(r0, 0x40045567, 0x0)
ioctl$UI_ABS_SETUP(r0, 0x401c5504, &(0x7f00000002c0)={0x3f})
ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x3)
write$uinput_user_dev(r0, &(0x7f0000001740)={'syz1\x00', {}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x2], [0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x200000, 0x0, 0xfffffffd, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xe65, 0x0, 0xdf51, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x4], [0x0, 0x0, 0x4, 0x0, 0x0, 0x8000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe8c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0xffffffff, 0x0, 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800, 0x0, 0x2, 0x0, 0xfaea, 0x0, 0x5, 0x0, 0x6], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x27, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x45c)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./proc/sys/net/ipv4/neigh/lo/base_reachable_time\x00', 0x2, 0x0)
read$FUSE(r0, &(0x7f00000011c0)={0x2020, 0x0, 0x0, 0x0, <r1=>0x0}, 0x2020)
write$FUSE_ENTRY(r0, &(0x7f0000003200)={0x90, 0x0, 0x0, {0x5, 0x0, 0x9, 0x2, 0x8, 0x7e64, {0x0, 0x7, 0x2, 0x2b1, 0x0, 0x7fff, 0x6, 0x8, 0x8, 0x2000, 0x9, 0x0, r1, 0x6, 0x400}}}, 0x90)
executing program 2:
symlink(&(0x7f0000000000)='.\x00', &(0x7f0000000040)='./file0\x00')
sched_setscheduler(0x0, 0x2, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x300000b, 0x8031, 0xffffffffffffffff, 0x0)
openat2$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file0/file0/..\x00', &(0x7f0000000300)={0x410002, 0x0, 0x10}, 0x2f)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f00000009c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./sys\x00', &(0x7f0000000a40)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000a80)='./sys/bus/serio/drivers/atkbd/bind_mode\x00', 0x1, 0x0)
r0 = syz_open_procfs(0x0, &(0x7f0000000500)='fd/3\x00')
sendfile(r0, r0, 0x0, 0x1)
executing program 1:
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1d0)
mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000000), 0x8, &(0x7f0000000280)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@nfs_export_on}]})
r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='mountinfo\x00')
read$FUSE(r0, &(0x7f0000002380)={0x2020}, 0x2020)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/mtrr\x00', 0x2, 0x0)
mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x4020072, 0xffffffffffffffff, 0x0)
write(r0, &(0x7f0000000500)='b', 0x1)
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, &(0x7f00000001c0)="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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program crashed: WARNING in shmem_rmdir
bisect: bisecting 24 programs
bisect: split chunks (needed=false): <24>
bisect: split chunk #0 of len 24 into 3 parts
bisect: testing without sub-chunk 1/3
testing program (duration=34s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
detailed listing:
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000440)={0x1, 0x0, [{0x1, 0x0, 0x0, 0x0, 0x0, 0x20}]})
ioctl$KVM_GET_NESTED_STATE(r2, 0xc080aebe, &(0x7f0000002780)=@svm={0x108, 0x1, 0x1080, {0xffff1000, 0x6}, {"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"}})
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60)
r2 = eventfd2(0xa5a, 0x80000)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={r2, 0x8, 0x2})
executing program 1:
r0 = socket$inet6(0xa, 0x3, 0xff)
setsockopt$inet6_IPV6_RTHDR(r0, 0x29, 0x39, &(0x7f0000002e40)=ANY=[@ANYBLOB="00020201"], 0x18)
connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @remote}}, 0x1c)
r1 = dup(r0)
write$uinput_user_dev(r1, &(0x7f00000004c0)={'syz1\x00', {0x101, 0x2204, 0xaca0, 0x5}, 0x34, [0x3474, 0x7ff, 0x8a6c, 0xffff8001, 0x1, 0x5, 0xdb, 0x1, 0x5, 0x6, 0x1, 0x3, 0x57e3, 0x8, 0x0, 0x2, 0x7, 0x81, 0x7ff, 0x20, 0x10, 0x4, 0x0, 0x8, 0x3, 0x23, 0x2, 0x0, 0x9, 0x80000000, 0x7, 0x8001, 0x401, 0x80000001, 0x8000, 0xe, 0x8, 0x8000, 0x200, 0x7, 0x9, 0x5, 0xfc, 0xab, 0x8, 0x7ff, 0xa, 0x5, 0x7c, 0xfffffff2, 0xe3b, 0x3ff, 0x4, 0x8, 0x6, 0x6, 0x8, 0xe, 0x8, 0x9, 0x1, 0x4, 0xad, 0x7dd608e3], [0x2e1, 0x1, 0x10000, 0x6, 0x3, 0x401, 0x6, 0x5, 0x8001, 0x3, 0x8, 0x8, 0x7, 0x8001, 0x6, 0x1, 0x89, 0x9, 0xfc7, 0x401, 0x7, 0x400, 0xfff, 0xfffffff9, 0x100, 0x5, 0x5, 0x40000069, 0x9, 0x200, 0xe, 0x6, 0x5, 0x3, 0x9, 0x8, 0xc2, 0x0, 0x1000, 0x2, 0x9, 0x9703, 0x0, 0x7, 0xd15, 0x6, 0x2, 0x9, 0x3ff, 0x4, 0x80000001, 0x0, 0x6, 0x1a22, 0x16, 0x3, 0x9, 0x4, 0x9, 0x8, 0x9, 0x3, 0x8], [0x8, 0x200, 0x4e, 0x7, 0x1, 0xf, 0xcf43, 0x0, 0x2, 0x2, 0x10000, 0x1000, 0x8, 0xfffffffb, 0xb22, 0x7869, 0x70d6, 0xc, 0x400, 0x5b77, 0xf, 0x2, 0x5, 0x1, 0x416, 0xe5bb, 0x8, 0x4, 0xf, 0x66f0cfbf, 0x81, 0x5, 0x8, 0x0, 0x594, 0x0, 0x5, 0x91c3, 0x8, 0x9, 0x14ab, 0x0, 0x9, 0x3, 0x5, 0x7, 0x0, 0x1, 0x4, 0xfffffffa, 0x8, 0x3, 0x40, 0x0, 0xffffffff, 0xfff, 0x9, 0x9, 0x200, 0x97, 0x0, 0x0, 0x40, 0x3], [0xe0, 0x6, 0x0, 0xa1, 0x8, 0x0, 0x101, 0x799f, 0x6, 0xfffffff7, 0x4, 0x200, 0x5446801c, 0x400, 0x9, 0x0, 0x4, 0xc, 0x10, 0x5, 0x7f, 0x3, 0x8, 0xffffffb7, 0x25, 0x9, 0x400, 0x3, 0x3, 0x8, 0x0, 0x12, 0x5, 0x1, 0x4, 0x0, 0x1, 0x3469, 0x4, 0x18c3f243, 0xa, 0x4, 0x49, 0x7fd, 0x4, 0x4d7, 0xff, 0x9, 0xd, 0xfca, 0x9, 0x0, 0xb68a, 0x1, 0x3, 0x5, 0x6, 0x8000, 0x800, 0x2, 0x29d5, 0x4, 0x7, 0x2]}, 0x45c)
executing program 1:
r0 = socket$inet6(0xa, 0x1, 0x0)
setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000140)=0x8, 0x65)
bind$inet6(r0, &(0x7f0000f65000)={0xa, 0x4e20, 0x97f, @loopback}, 0x1c)
sendto$inet6(r0, 0x0, 0x0, 0xfffffefffbfbbfbe, &(0x7f0000000100)={0xa, 0x4e20, 0x23e, @empty}, 0x1c)
getsockopt$inet6_buf(r0, 0x29, 0x6, 0x0, &(0x7f0000000080))
executing program 2:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000840)='memory.events.local\x00', 0x275a, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ftruncate(r0, 0x5)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000040), 0x2)
ioctl$UDMABUF_CREATE_LIST(r1, 0x40087543, &(0x7f0000000080)={0x0, 0x300})
executing program 0:
add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff)
ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0xe000, 0xd, 0x79, 0x0, 0x3, 0xcb, 0x2, 0xfe, 0x6, 0x6, 0xa}, {0x25000, 0xffff1000, 0x8, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3, 0x4}, {0x2, 0x1000, 0x3, 0x0, 0x6, 0xc4, 0x6, 0x9, 0x27, 0x3, 0x4, 0xfc}, {0x54000, 0x0, 0x9, 0x4, 0x81, 0x0, 0x97, 0x0, 0x3, 0x3, 0x9}, {0x0, 0x1ffc, 0x3, 0x0, 0x82, 0x3, 0x4, 0x6, 0x2, 0x34}, {0xffffffff, 0x1, 0x8, 0x78, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xed, 0x5}, {0xeeee8000, 0xfec00000, 0xa, 0x3, 0xfc, 0x0, 0x4, 0x20}, {0x0, 0x8080000, 0x0, 0x0, 0xa4, 0x7, 0x3, 0x40, 0x26, 0x5, 0x1, 0xfe}, {0x80a0000, 0x3}, {0x9000, 0xfffe}, 0xddf8ffdb, 0x0, 0xd000, 0x60, 0x8, 0xf801, 0x3000, [0x80000001, 0x0, 0x20000001, 0x2]})
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
write$UHID_CREATE2(r0, &(0x7f0000000080)=ANY=[], 0x118)
executing program 1:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$UI_SET_ABSBIT(r0, 0x40045567, 0x0)
ioctl$UI_ABS_SETUP(r0, 0x401c5504, &(0x7f00000002c0)={0x3f})
ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x3)
write$uinput_user_dev(r0, &(0x7f0000001740)={'syz1\x00', {}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x2], [0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x200000, 0x0, 0xfffffffd, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xe65, 0x0, 0xdf51, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x4], [0x0, 0x0, 0x4, 0x0, 0x0, 0x8000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe8c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0xffffffff, 0x0, 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800, 0x0, 0x2, 0x0, 0xfaea, 0x0, 0x5, 0x0, 0x6], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x27, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x45c)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./proc/sys/net/ipv4/neigh/lo/base_reachable_time\x00', 0x2, 0x0)
read$FUSE(r0, &(0x7f00000011c0)={0x2020, 0x0, 0x0, 0x0, <r1=>0x0}, 0x2020)
write$FUSE_ENTRY(r0, &(0x7f0000003200)={0x90, 0x0, 0x0, {0x5, 0x0, 0x9, 0x2, 0x8, 0x7e64, {0x0, 0x7, 0x2, 0x2b1, 0x0, 0x7fff, 0x6, 0x8, 0x8, 0x2000, 0x9, 0x0, r1, 0x6, 0x400}}}, 0x90)
executing program 2:
symlink(&(0x7f0000000000)='.\x00', &(0x7f0000000040)='./file0\x00')
sched_setscheduler(0x0, 0x2, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x300000b, 0x8031, 0xffffffffffffffff, 0x0)
openat2$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file0/file0/..\x00', &(0x7f0000000300)={0x410002, 0x0, 0x10}, 0x2f)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f00000009c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./sys\x00', &(0x7f0000000a40)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000a80)='./sys/bus/serio/drivers/atkbd/bind_mode\x00', 0x1, 0x0)
r0 = syz_open_procfs(0x0, &(0x7f0000000500)='fd/3\x00')
sendfile(r0, r0, 0x0, 0x1)
executing program 1:
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1d0)
mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000000), 0x8, &(0x7f0000000280)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@nfs_export_on}]})
r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='mountinfo\x00')
read$FUSE(r0, &(0x7f0000002380)={0x2020}, 0x2020)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/mtrr\x00', 0x2, 0x0)
mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x4020072, 0xffffffffffffffff, 0x0)
write(r0, &(0x7f0000000500)='b', 0x1)
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, &(0x7f00000001c0)="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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program crashed: WARNING in shmem_rmdir
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/3
testing program (duration=32s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5]
detailed listing:
executing program 2:
symlink(&(0x7f0000000000)='.\x00', &(0x7f0000000040)='./file0\x00')
sched_setscheduler(0x0, 0x2, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x300000b, 0x8031, 0xffffffffffffffff, 0x0)
openat2$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file0/file0/..\x00', &(0x7f0000000300)={0x410002, 0x0, 0x10}, 0x2f)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f00000009c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./sys\x00', &(0x7f0000000a40)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000a80)='./sys/bus/serio/drivers/atkbd/bind_mode\x00', 0x1, 0x0)
r0 = syz_open_procfs(0x0, &(0x7f0000000500)='fd/3\x00')
sendfile(r0, r0, 0x0, 0x1)
executing program 1:
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1d0)
mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000000), 0x8, &(0x7f0000000280)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@nfs_export_on}]})
r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='mountinfo\x00')
read$FUSE(r0, &(0x7f0000002380)={0x2020}, 0x2020)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/mtrr\x00', 0x2, 0x0)
mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x4020072, 0xffffffffffffffff, 0x0)
write(r0, &(0x7f0000000500)='b', 0x1)
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, &(0x7f00000001c0)="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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program crashed: WARNING in shmem_rmdir
bisect: the chunk can be dropped
bisect: testing without sub-chunk 3/3
bisect: split chunks (needed=true): <8>
bisect: split chunk #0 of len 8 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=31s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5]
detailed listing:
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program crashed: WARNING in shmem_rmdir
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/2
bisect: no need to test this chunk, it's definitely needed
bisect: split chunks (needed=true): <4>
bisect: split chunk #0 of len 4 into 2 parts
bisect: testing without sub-chunk 1/2
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5]
detailed listing:
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40, 0x1)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f00000021c0)={&(0x7f00000022c0)={0x50, 0xffffffffffffffda, 0x2004b3401, {0x7, 0x2d, 0x5, 0x60110428, 0xb, 0x0, 0x1, 0x200001, 0x0, 0x0, 0x100, 0x80}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f0000002340)={0x30, 0x5, 0x0, {0x0, 0x1, 0x0, 0x80000004}}, 0x30)
executing program 2:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, 0x0, 0x0)
ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={0xffffffffffffffff, 0x5, 0x1})

program did not crash
bisect: testing without sub-chunk 2/2
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5]
detailed listing:
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)

program crashed: WARNING in shmem_rmdir
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <2>
bisect: split chunk #0 of len 2 into 2 parts
bisect: testing without sub-chunk 1/2
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$inet_udp-ioctl$sock_inet_SIOCSIFFLAGS-write$tun
detailed listing:
executing program 1:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x5001})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', 0x1})
write$tun(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="000007000100000107004d"], 0x26)

program did not crash
bisect: testing without sub-chunk 2/2
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs-chdir-openat$dir-getdents
detailed listing:
executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)

program crashed: WARNING in shmem_rmdir
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <1>
bisect: split chunk #0 of len 1 into 2 parts
bisect: no way to further split the chunk
bisect: 1 programs left: 

executing program 3:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)


bisect: trying to concatenate
bisect: concatenate 1 entries
testing program (duration=45s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs-chdir-openat$dir-getdents
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)
getdents(r0, 0xfffffffffffffffd, 0x58)

program crashed: WARNING in shmem_rmdir
bisect: concatenation succeeded
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs-chdir-openat$dir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x104)

program crashed: WARNING in shmem_rmdir
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs-chdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')

program crashed: WARNING in shmem_rmdir
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)

program did not crash
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$incfs
detailed listing:
executing program 0:
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(0x0, 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000000), 0xc002, 0x0)

program did not crash
testing program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0xc002, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=43.849642636s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
simplifying C reproducer
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program did not crash
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program did not crash
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program did not crash
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
testing program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
testing program (duration=43.849642636s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
reproducing took 41m44.877401188s
repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 377 at fs/inode.c:340 drop_nlink+0xce/0x110 fs/inode.c:340
Modules linked in:
CPU: 0 UID: 0 PID: 377 Comm: syz-executor Not tainted syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:drop_nlink+0xce/0x110 fs/inode.c:340
Code: 04 00 00 be 08 00 00 00 e8 ff 0b ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 92 93 94 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c
RSP: 0018:ffffc9000114fc88 EFLAGS: 00010293
RAX: ffffffff81f4b92e RBX: ffff888115287838 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000229f80 R12: dffffc0000000000
R13: 1ffff11022a50f10 R14: ffff888115287880 R15: 0000000000000000
FS:  00005555708c8500(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555708eb958 CR3: 000000010d398000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 shmem_rmdir+0x5f/0x90 mm/shmem.c:3820
 vfs_rmdir+0x3db/0x560 fs/namei.c:4348
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:453 [inline]
BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 fs/inode.c:452
Write of size 4 at addr 0000000000000168 by task syz-executor/377

CPU: 1 UID: 0 PID: 377 Comm: syz-executor Tainted: G        W          syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
 print_report+0x3d/0x70 mm/kasan/report.c:484
 kasan_report+0x162/0x1a0 mm/kasan/report.c:594
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x25a/0x2b0 mm/kasan/generic.c:189
 __kasan_check_write+0x18/0x20 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
 atomic_inc_return include/linux/atomic/atomic-instrumented.h:453 [inline]
 ihold+0x24/0x70 fs/inode.c:452
 d_delete_notify include/linux/fsnotify.h:357 [inline]
 vfs_rmdir+0x25c/0x560 fs/namei.c:4361
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000168
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 800000011552f067 P4D 800000011552f067 PUD 0 
Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
CPU: 1 UID: 0 PID: 377 Comm: syz-executor Tainted: G    B   W          syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Tainted: [B]=BAD_PAGE, [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:85 [inline]
RIP: 0010:raw_atomic_add_return include/linux/atomic/atomic-arch-fallback.h:564 [inline]
RIP: 0010:raw_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:1020 [inline]
RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:454 [inline]
RIP: 0010:ihold+0x2a/0x70 fs/inode.c:452
Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 7d 8a 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 02 ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 8d
RSP: 0018:ffffc9000114fcc8 EFLAGS: 00010246
RAX: ffff88812a4b2700 RBX: 0000000000000000 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcd8 R08: ffffffff893c8947 R09: 1ffffffff1279128
R10: dffffc0000000000 R11: fffffbfff1279129 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00005555708c8500(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010d398000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 d_delete_notify include/linux/fsnotify.h:357 [inline]
 vfs_rmdir+0x25c/0x560 fs/namei.c:4361
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
Modules linked in:
CR2: 0000000000000168
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:85 [inline]
RIP: 0010:raw_atomic_add_return include/linux/atomic/atomic-arch-fallback.h:564 [inline]
RIP: 0010:raw_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:1020 [inline]
RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:454 [inline]
RIP: 0010:ihold+0x2a/0x70 fs/inode.c:452
Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 7d 8a 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 02 ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 8d
RSP: 0018:ffffc9000114fcc8 EFLAGS: 00010246
RAX: ffff88812a4b2700 RBX: 0000000000000000 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcd8 R08: ffffffff893c8947 R09: 1ffffffff1279128
R10: dffffc0000000000 R11: fffffbfff1279129 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00005555708c8500(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010d398000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	f3 0f 1e fa          	endbr64
   4:	55                   	push   %rbp
   5:	48 89 e5             	mov    %rsp,%rbp
   8:	41 56                	push   %r14
   a:	53                   	push   %rbx
   b:	48 89 fb             	mov    %rdi,%rbx
   e:	e8 7d 8a 94 ff       	call   0xff948a90
  13:	48 8d bb 68 01 00 00 	lea    0x168(%rbx),%rdi
  1a:	be 04 00 00 00       	mov    $0x4,%esi
  1f:	e8 bc 02 ee ff       	call   0xffee02e0
  24:	41 be 01 00 00 00    	mov    $0x1,%r14d
* 2a:	f0 44 0f c1 b3 68 01 	lock xadd %r14d,0x168(%rbx) <-- trapping instruction
  31:	00 00
  33:	41 ff c6             	inc    %r14d
  36:	bf 02 00 00 00       	mov    $0x2,%edi
  3b:	44 89 f6             	mov    %r14d,%esi
  3e:	e8                   	.byte 0xe8
  3f:	8d                   	.byte 0x8d

final repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 377 at fs/inode.c:340 drop_nlink+0xce/0x110 fs/inode.c:340
Modules linked in:
CPU: 0 UID: 0 PID: 377 Comm: syz-executor Not tainted syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:drop_nlink+0xce/0x110 fs/inode.c:340
Code: 04 00 00 be 08 00 00 00 e8 ff 0b ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 92 93 94 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c
RSP: 0018:ffffc9000114fc88 EFLAGS: 00010293
RAX: ffffffff81f4b92e RBX: ffff888115287838 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000229f80 R12: dffffc0000000000
R13: 1ffff11022a50f10 R14: ffff888115287880 R15: 0000000000000000
FS:  00005555708c8500(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555708eb958 CR3: 000000010d398000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 shmem_rmdir+0x5f/0x90 mm/shmem.c:3820
 vfs_rmdir+0x3db/0x560 fs/namei.c:4348
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:453 [inline]
BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 fs/inode.c:452
Write of size 4 at addr 0000000000000168 by task syz-executor/377

CPU: 1 UID: 0 PID: 377 Comm: syz-executor Tainted: G        W          syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
 print_report+0x3d/0x70 mm/kasan/report.c:484
 kasan_report+0x162/0x1a0 mm/kasan/report.c:594
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x25a/0x2b0 mm/kasan/generic.c:189
 __kasan_check_write+0x18/0x20 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
 atomic_inc_return include/linux/atomic/atomic-instrumented.h:453 [inline]
 ihold+0x24/0x70 fs/inode.c:452
 d_delete_notify include/linux/fsnotify.h:357 [inline]
 vfs_rmdir+0x25c/0x560 fs/namei.c:4361
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000168
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 800000011552f067 P4D 800000011552f067 PUD 0 
Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
CPU: 1 UID: 0 PID: 377 Comm: syz-executor Tainted: G    B   W          syzkaller #0 9109b4058d136ef0ac9398910d6f8e272823abe4
Tainted: [B]=BAD_PAGE, [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:85 [inline]
RIP: 0010:raw_atomic_add_return include/linux/atomic/atomic-arch-fallback.h:564 [inline]
RIP: 0010:raw_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:1020 [inline]
RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:454 [inline]
RIP: 0010:ihold+0x2a/0x70 fs/inode.c:452
Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 7d 8a 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 02 ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 8d
RSP: 0018:ffffc9000114fcc8 EFLAGS: 00010246
RAX: ffff88812a4b2700 RBX: 0000000000000000 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcd8 R08: ffffffff893c8947 R09: 1ffffffff1279128
R10: dffffc0000000000 R11: fffffbfff1279129 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00005555708c8500(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010d398000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 d_delete_notify include/linux/fsnotify.h:357 [inline]
 vfs_rmdir+0x25c/0x560 fs/namei.c:4361
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1970
 deactivate_locked_super+0xd2/0x270 fs/super.c:478
 deactivate_super+0xb8/0xe0 fs/super.c:511
 cleanup_mnt+0x438/0x4d0 fs/namespace.c:1380
 __cleanup_mnt+0x1d/0x40 fs/namespace.c:1387
 task_work_run+0x1e8/0x260 kernel/task_work.c:246
 resume_user_mode_work+0x35/0x50 include/linux/resume_user_mode.h:50
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x63/0xb0 kernel/entry/common.c:218
 do_syscall_64+0x63/0xf0 arch/x86/entry/common.c:84
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8a7999f417
Code: a2 c7 05 dc 62 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffec731b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8a7999f417
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec731b240
RBP: 00007ffec731b240 R08: 00007ffec731c240 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec731c2d0
R13: 00007f8a79a34ccb R14: 0000000000007350 R15: 00007ffec731c310
 </TASK>
Modules linked in:
CR2: 0000000000000168
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:85 [inline]
RIP: 0010:raw_atomic_add_return include/linux/atomic/atomic-arch-fallback.h:564 [inline]
RIP: 0010:raw_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:1020 [inline]
RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:454 [inline]
RIP: 0010:ihold+0x2a/0x70 fs/inode.c:452
Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 7d 8a 94 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 02 ee ff 41 be 01 00 00 00 <f0> 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 8d
RSP: 0018:ffffc9000114fcc8 EFLAGS: 00010246
RAX: ffff88812a4b2700 RBX: 0000000000000000 RCX: ffff88812a4b2780
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000114fcd8 R08: ffffffff893c8947 R09: 1ffffffff1279128
R10: dffffc0000000000 R11: fffffbfff1279129 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00005555708c8500(0000) GS:ffff8881f6d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010d398000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	f3 0f 1e fa          	endbr64
   4:	55                   	push   %rbp
   5:	48 89 e5             	mov    %rsp,%rbp
   8:	41 56                	push   %r14
   a:	53                   	push   %rbx
   b:	48 89 fb             	mov    %rdi,%rbx
   e:	e8 7d 8a 94 ff       	call   0xff948a90
  13:	48 8d bb 68 01 00 00 	lea    0x168(%rbx),%rdi
  1a:	be 04 00 00 00       	mov    $0x4,%esi
  1f:	e8 bc 02 ee ff       	call   0xffee02e0
  24:	41 be 01 00 00 00    	mov    $0x1,%r14d
* 2a:	f0 44 0f c1 b3 68 01 	lock xadd %r14d,0x168(%rbx) <-- trapping instruction
  31:	00 00
  33:	41 ff c6             	inc    %r14d
  36:	bf 02 00 00 00       	mov    $0x2,%edi
  3b:	44 89 f6             	mov    %r14d,%esi
  3e:	e8                   	.byte 0xe8
  3f:	8d                   	.byte 0x8d