Extracting prog: 15m7.855021079s
Minimizing prog: 36m26.896858971s
Simplifying prog options: 0s
Extracting C: 1m6.509363977s
Simplifying C: 15m11.44084544s


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}}): syz_ublk_setup_io_uring-sendto$packet-syz_ublk_setup_queues-madvise-openat$tun-ioctl$TUNSETIFF-preadv-syz_clone
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): madvise-syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$hid
detailed listing:
executing program 0:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)

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}}): madvise-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$UFFDIO_ZEROPAGE-ioctl$KVM_CREATE_VCPU-socket$inet-bind$inet-syz_usb_connect-syz_usb_control_io$cdc_ncm-openat$cgroup_ro-sendmsg$nl_generic-ioctl$SIOCSIFHWADDR-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000100)={{&(0x7f0000002000/0x4000)=nil, 0x4000}})
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0)
r2 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r2, &(0x7f0000e15000)={0x2, 0x4e20, @empty}, 0x10)
r3 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0)
sendmsg$nl_generic(r4, &(0x7f0000000640)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000600)={&(0x7f00000004c0)={0x11c, 0x3e, 0x100, 0x70bd29, 0x25dfdbfb, {0x7}, [@nested={0x108, 0x13, 0x0, 0x1, [@nested={0x4, 0xf1}, @nested={0x4, 0x9d}, @nested={0x4, 0x8}, @nested={0x4, 0x40}, @nested={0x4, 0x65}, @nested={0x4, 0x157}, @typed={0xeb, 0x82, 0x0, 0x0, @binary="141aa9238ff495d8d819f56ed43cdfe38a4b930099c094b8653fee8dc7d04e2d2c3ee7f520d24a5cfc71a29de355a6d0aa118ef6b93f389af2a31cad8616610988f0d942a6df5e55db70e1d76d56840c9b344031743895dbac7873ca3aae68f0250a4afea035dc77641af1861f26abce6c3dcb0df7f91c3cc69d78b03cd8924d055a3cdd760c4a1fb814d99f5830904b785d6358242565037a7b9841298efa12556c989f01e73697e055861d7271a457171f91e2040bc25aa17b5dfb051a43865b688137e3f1ba07b9428c7d2da2337007d839d7b775d80ca0e9070c49ccadda863e28ebe9b6f8"}]}]}, 0x11c}}, 0x40000)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8905, &(0x7f0000000340)={'pim6reg0\x00', @remote})
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)

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}}): connect$inet6-munmap-madvise-syz_open_dev$evdev-syz_usb_disconnect-syz_open_dev$evdev-ioctl$EVIOCGKEYCODE-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_SPLIT_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_GSI_ROUTING-syz_usb_connect$printer-ioctl$EVIOCRMFF-mremap-mmap-socketpair$unix-syz_clone-ptrace-wait4-setsockopt$sock_timeval-recvmsg$unix-mount$9p_unix-socketpair$nbd-socket$inet6_udp-ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL-ioctl$SIOCSIFHWADDR-munmap-munmap
detailed listing:
executing program 0:
connect$inet6(0xffffffffffffffff, &(0x7f00000006c0)={0xa, 0x4e23, 0x659, @empty, 0xff}, 0x1c)
munmap(&(0x7f000045e000/0x1000)=nil, 0x1000)
madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
r1 = syz_open_dev$evdev(&(0x7f0000000000), 0x2, 0x860b01)
ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000000180)=""/115)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x101901, 0x0)
r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r3, 0x4068aea3, &(0x7f0000000040)={0x79, 0x0, 0x971})
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0)
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1)
ioctl$KVM_SET_GSI_ROUTING(r3, 0x4008ae6a, &(0x7f00000002c0))
syz_usb_connect$printer(0x4, 0x2d, &(0x7f0000000100)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0x550c, &(0x7f0000000040)=0x18)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
ptrace(0x10, r5)
wait4(r5, 0x0, 0x8, 0x0)
setsockopt$sock_timeval(r4, 0x1, 0x14, &(0x7f00000001c0)={0x77359400}, 0x10)
recvmsg$unix(r4, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0)
mount$9p_unix(&(0x7f0000003680)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000003600)='.\x00', &(0x7f0000003640), 0x2000000, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, <r6=>0xffffffffffffffff})
r7 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r7, 0x89f1, &(0x7f0000000100)={'ip6gre0\x00', 0x0})
ioctl$SIOCSIFHWADDR(r6, 0x8923, &(0x7f00000000c0)={'bond_slave_1\x00', @random="0163014030d9"})
munmap(&(0x7f0000a88000/0x1000)=nil, 0x1000)
munmap(&(0x7f000060f000/0x4000)=nil, 0x4000)

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}}): [10, 30, 6, 3, 6, 15, 17, 14, 3, 30, 10, 4, 8, 6, 2, 9, 29, 30, 13, 19, 30, 1, 6, 8]
detailed listing:
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f00000003c0), 0xffffffffffffffff)
r2 = socket(0x400000000010, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'batadv_slave_0\x00', <r3=>0x0})
sendmsg$ETHTOOL_MSG_FEATURES_SET(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000600)={0x24, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_WANTED={0x4}, @ETHTOOL_A_FEATURES_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}]}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x0)
r4 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000280)={0x1, &(0x7f0000000100)=[{0x6, 0xfc, 0x0, 0x2}]})
madvise(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x12)
setreuid(0xee01, 0xee01)
setregid(0xee00, 0xee00)
close_range(r4, 0xffffffffffffffff, 0x0)
executing program 1:
r0 = epoll_create1(0x0)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]})
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f0000000240), 0x3af4701e)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28012, r1, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15)
r2 = userfaultfd(0x80801)
ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000000c0))
syz_usb_connect$uac3(0x5, 0xa0, &(0x7f0000000000)={{0x12, 0x1, 0x110, 0x0, 0x0, 0x0, 0x20, 0x1235, 0x2, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x8e, 0x3, 0x1, 0xf, 0x10, 0xfa, {0x8, 0xb, 0x0, 0x2, 0x1, 0x1, 0x30, 0x3}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x30, 0x0, {{0xa, 0x24, 0x1, 0x4, 0x2a, 0x1b}, [@processing_unit={0xd, 0x24, 0x9, 0x1, 0x1, [0x0, 0x1]}, @output_terminal={0x13, 0x24, 0x3, 0x2, 0x303, 0x5, 0x1, 0x5, 0x2, 0x3, 0x7fff, 0x10}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x30, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x3ff, 0x6, 0x80, 0x1, {0xa, 0x25, 0x25, 0x2, 0x7, 0x1}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x30, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x40, 0x1, 0x4, 0x9, {0xa, 0x25, 0x25, 0x2, 0x3, 0x4}}}}}}}}]}}, 0x0)
ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x3})
ioctl$UFFDIO_WRITEPROTECT(r2, 0xc018aa06, &(0x7f0000000140)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x1})
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0)
msync(&(0x7f0000003000/0x1000)=nil, 0xffffffffdfffcfff, 0x0)
r3 = dup(0xffffffffffffffff)
ioctl$SIOCSIFHWADDR(r3, 0x8914, 0x0)
write$tun(0xffffffffffffffff, 0x0, 0x62)
r4 = socket$inet(0x2, 0x4000000000000001, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x41, 0x0, 0x0)
write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000400)={'syz0\x00', {0x3, 0x2, 0x6, 0xfffa}, 0x3a, [0x8000, 0x3, 0xf, 0x8, 0x80, 0x2, 0x3, 0x7f, 0x20000006, 0x20000000, 0x6, 0x5f, 0x9, 0x5, 0xffff2d37, 0xffffff01, 0x6, 0x3, 0x4000, 0x5, 0x4, 0x0, 0xa, 0x3c1b, 0x1, 0x24, 0x800000d, 0x1, 0x0, 0xffffffff, 0xe661, 0x4, 0x7, 0x3, 0x8, 0x4c74, 0x80000000, 0x242, 0x3, 0xc, 0x0, 0x8071, 0x7, 0x6, 0xffffffff, 0x7, 0x5, 0x3e, 0x8f, 0x6, 0x6, 0x0, 0x5, 0x4, 0x8, 0x3ff, 0x80, 0xfffffff9, 0x5, 0x6, 0x8, 0x4, 0x1, 0x40], [0x10000007, 0x9, 0x8000012d, 0x8004, 0x5, 0xfffffff3, 0x129432e2, 0xc8, 0xf9, 0xe, 0x2ff, 0x1, 0x9, 0xfffffffc, 0x4, 0x10001, 0x0, 0x3, 0x2f, 0xe, 0x6, 0x78, 0xea4, 0x0, 0x3, 0x7, 0x7fff, 0x6, 0x400, 0x401, 0x6, 0x1, 0xff, 0x5, 0x1000005, 0x5f31, 0x1000d, 0x4e0, 0x6, 0x4, 0xb, 0x4, 0x9, 0x4, 0xf, 0xffff8001, 0x47, 0x31f3, 0x1, 0xfe000000, 0xfffe, 0x202, 0x1, 0x9, 0x3, 0x3, 0x9, 0x1, 0x3, 0x3, 0xbc45, 0x3, 0x42, 0x3], [0x5, 0x408, 0x4, 0x5, 0xfffffffe, 0x100, 0x8d2, 0x9, 0x5, 0x7fff, 0x2, 0x5, 0x8, 0x4, 0x5, 0x5, 0x4, 0x1ef, 0x2, 0x8, 0x86, 0x3, 0x303c, 0x3e7, 0xb, 0xc, 0x2, 0x2, 0x3, 0x20000008, 0x4004, 0xffffff11, 0x6, 0x38, 0x800003, 0x200, 0x83, 0x3, 0x4, 0x2950bfaf, 0x1000, 0xa2, 0x3, 0xa9, 0x3, 0x6, 0xac8, 0xbf, 0x4002, 0x3, 0x7ff, 0x12b, 0x4, 0x40000001, 0xa, 0x0, 0x5, 0x1c, 0x120000, 0x3, 0x1, 0x80a2ed, 0x4, 0x25], [0x9, 0xbb33, 0x7, 0xb, 0x5, 0x938, 0x6, 0x6, 0x0, 0xb9, 0x9, 0x1ff, 0x2, 0x57, 0x5, 0x3, 0x101, 0x10000, 0x9, 0x7fff, 0xffff, 0xa620, 0x1, 0x78b, 0x1, 0x2, 0x14c, 0x60a7, 0x6, 0x16, 0xffffffff, 0x80000000, 0x5, 0x1, 0xc8, 0x1, 0xfffff000, 0x5, 0x3, 0x0, 0x100, 0x9602, 0x7, 0xaf, 0x8, 0x6, 0x1, 0x5, 0x5, 0x8, 0x30b1d693, 0xa1f, 0xf44, 0x7, 0x1, 0x6c1b, 0x0, 0x4, 0x5, 0xb1e, 0xd7, 0x200, 0xffff343e, 0xfff]}, 0x45c)
r5 = epoll_create1(0x0)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, 0xffffffffffffffff, 0x0)
shutdown(0xffffffffffffffff, 0x0)
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000300), 0xffffffffffffffff)
sendmsg$TIPC_CMD_ENABLE_BEARER(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000680)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="010000000d0000000000010000000000000001410000001c001700000000000000000374683a"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x0)
pipe2$9p(&(0x7f0000000000), 0x0)
ioctl$FS_IOC_SETFLAGS(r0, 0x40088a01, &(0x7f0000000000)=0x10)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000580)={0x1, &(0x7f0000000000)=[{0x49, 0x6, 0x0, 0x7fff8000}]})
executing program 2:
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r0=>0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
r2 = dup(r1)
syz_ublk_setup_queues(r2, r0, &(0x7f0000000000)={0x0, 0x30e5, 0x10, 0xfffffffe, 0x152}, 0x0, 0x1, 0x0, 0x0)
syz_ublk_process_io(0x0, 0x2, 0x8, 0x0, 0x1)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NL80211_CMD_RELOAD_REGDB(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r1, 0x421, 0x70bd69, 0x25dfdbfb}, 0x14}, 0x1, 0x300, 0x0, 0xc35d4f6d522c8271}, 0x200048c4)
executing program 2:
r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
setsockopt$inet6_IPV6_HOPOPTS(r0, 0x29, 0x36, &(0x7f0000000040)=ANY=[], 0x8)
connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @mcast2, 0x7}, 0x1c)
setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080)='bridge0\x00', 0x10)
sendmmsg$inet6(r0, &(0x7f0000002b80)=[{{0x0, 0x0, &(0x7f0000000200)=[{&(0x7f00000001c0)="82", 0x1}, {&(0x7f0000000140)="11", 0x1}], 0x2}}, {{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)}], 0x1}}], 0x2, 0x4404c8c0)
sendto$inet6(r0, &(0x7f0000000300), 0x16, 0x3b00, 0x0, 0xfffffffffffffdfd)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
r2 = dup3(r1, r0, 0x80000)
read$usbmon(r2, &(0x7f0000000000)=""/209, 0xd1)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
r4 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
r5 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000040), 0x2)
r6 = dup(r5)
ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x0)
setsockopt$inet_buf(r4, 0x0, 0x40, &(0x7f0000000080)="8c5d7b87b32ecae06ac8cfe890364ab911d8c33439477a7591f6914e91c6821ee7163f8ae1896184d48797997716158aad89f66dd67480ce8ff178ef748cfcdcf54127d5ff95cbcaebf10a3b7cddafa2c0fa6aa2eaef0d457680203c02d0c623", 0x7590)
setsockopt$inet6_tcp_int(r3, 0x6, 0x13, &(0x7f0000000000)=0x100000001, 0x4)
connect$inet6(r3, &(0x7f0000001200)={0xa, 0x0, 0x0, @loopback}, 0x1c)
setsockopt$inet6_tcp_TCP_ULP(r3, 0x6, 0x1f, &(0x7f0000000100), 0x4)
setsockopt$inet6_tcp_TCP_ULP(r3, 0x6, 0x1f, &(0x7f0000000180), 0x3)
syz_usb_connect$uac1(0x4, 0xdc, &(0x7f0000000100)=ANY=[@ANYRES16, @ANYRES8=0x0, @ANYBLOB="06", @ANYBLOB="7b00550e10e4d527f370897f9681f95489ef96784abe639bc5b341a5e83ef08fb7df7b458a82f65674b259e67f1e47cb6edf5ad2d69a725401c762c64d04ec889fdda6d692fe0e469ed491cb7841a0bffde32591ce0735b72f6295d2fd7fecbf369c4d2b545fae4c3b0cb606515f112a8c4eb66a30ba5b3cdfa1041cd7411a0f8a6bb0b50fb1c22bcda38249def9597397307c4bd45822dff087bc05fdf650fc82ecc2df899805c5c52dd856610d319fe16301bd5336b9101dee78c29989826a3dc13036f820d6a744315baad31c2fffd43e4fd88ee6ad17c90a5ffb9c40363846503a8dd0fe55e3", @ANYBLOB="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", @ANYRES64, @ANYRES16], 0x0)
executing program 3:
r0 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000300), 0x42, 0x0)
ioctl$KDGETKEYCODE(r0, 0x4b4c, &(0x7f0000000400)={0x3, 0x8bbe})
r1 = syz_create_resource$binfmt(&(0x7f00000000c0)='./file0\x00')
r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r2, 0x40345410, &(0x7f0000000100)={{0x1, 0x0, 0x0, 0x3}})
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r2, 0x40505412, &(0x7f0000000440)={0x1, 0xf4240})
ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r2, 0x54a2)
ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r2, 0x54a2)
openat$binfmt(0xffffffffffffff9c, r1, 0x42, 0x1ff)
r3 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000020c0), 0x2000413, &(0x7f0000000540)={{'fd', 0x3d, r3}, 0x2c, {'rootmode', 0x3d, 0x8000}})
syz_fuse_handle_req(r3, &(0x7f000000bb40)="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", 0x2000, &(0x7f00000001c0)={&(0x7f0000000000)={0x50, 0x0, 0x8000000000203, {0x7, 0x29, 0xcf940281, 0x702000a1, 0x1, 0x1a76, 0x4, 0x1801, 0x0, 0x0, 0x2, 0x2000009e}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_fuse_handle_req(r3, 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", 0x2000, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000000db40)={0x78, 0x0, 0xa, {0x5, 0x7, 0x0, {0x4, 0x5, 0x4000020000000000, 0x7, 0x40000000000003, 0x2, 0x0, 0x35741061, 0x4000, 0xa593e9c1ca988eda, 0xfffffff9, 0x0, 0x0, 0x3d, 0x12}}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
execveat$binfmt(0xffffffffffffff9c, r1, 0x0, 0x0, 0x0)
syz_fuse_handle_req(r3, &(0x7f000000dd80)="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", 0x2000, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x20, 0x0, 0x2, {0x0, 0x6}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r4 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
sendmsg(r4, &(0x7f0000000a00)={&(0x7f0000000280)=@pppoe={0x18, 0x0, {0x0, @multicast, 'veth1_to_team\x00'}}, 0x80, &(0x7f00000008c0)=[{&(0x7f00000005c0)="fb42e659835ab5ef35346a7d49a33a23245b60d70fe9ce96188649569e75bdf9778feda70e7942376b1c663ceeaad6a8c2342bf5e198e6b5e8f7d40660a1de9b9ed9e3fd44d45471b5c07a0abd51a7c2c8380411b6b367c47370aada3fb3a3dafeb5f4ee6d9b21375c40c8b839550805942d87a949f90ea7968da687602819add9f477cc8b939e094fa49bdf55897fb866ded912166af8a14f6432c08d3481333c97df53ca32337ddac6976a6c79cf6ed104", 0xb2}, {&(0x7f0000000680)="04bf13f86d8d170f86970d0963623d886276884926c7e689d26fadb96a109c89aeb82565d0ff98ae49afcab01f74f8931580f650ff1304b6af24b1422b191bb1f3aeb5fbf19f76373da31b907a64c28742e6c9dc6a3ec998ba5f3a4cb2514c958d968fcfd20e1f064edaa9af2284e57ac6a269780b4f39c378de6f132397c81f616d22710c5cf2487568db24b4c1fb7ebb4f21b3bff7901399f2", 0x9a}, {&(0x7f0000000740)="5135f7123b63c8c5ad4ff3c52d0ecaaed98d62c0d5390e0e1a3284428e8744769e5211e29b92dfb42d7b7ef724bbd6088008847f946cf16ae6723c59cfeb71f5e92afafb955740ca1369e202ade3e2200bd4f4891cfcf651dbef2e8ccf6531bf0b4b14e715e21b092c4633e89768bd46f74a6e407855eb66a63c6fae1458989b8533afac34eaf56822c4d744d94002f4543e33f9a0b8880410c49c3538e454610c4fec143a0df892b74974b7fb12ef", 0xaf}, {&(0x7f0000000800)="cbb71499a1c9d8876785ce77f14f9261ef4e8986bedd533e971b347a513274c1c2d99075cf4f535ed425b76391c982273214580905ee332420b0856fb2077a84d903593b27c77b23bcba15901b4e850646d3dcf5e7b57b80b7cd4bedfacf09d48fac0171973242f7f22ee852692b86e8773057eebf5864b8a7423c05", 0x7c}, {&(0x7f0000000880)="accc531906ae46f01c2655a0e7f002fd61a16a347c64c67047131af46ec4", 0x1e}], 0x5, &(0x7f0000000940)=[{0x88, 0x10e, 0xfff, "1ce632c1885c4e906da12b1ba3d267cd1a25ad78e7361e7123e4c1659c3bee2b9644ef40437de70ee292ee0764895cee4c0f6811c74db5848f9047784d57fc3f1fdb076aa92c9bef1cbac59df81d68757c34b5d6821f9115d38ffd24c24426cd173ee563818acb0d062fe0e80efe93d8da538c1bc3"}], 0x88}, 0xc000)
executing program 1:
syz_usb_connect$uac2(0x2, 0x9f, &(0x7f0000000000)=ANY=[@ANYBLOB="12010003000000201e04203040000102030109028d00030104007f080b0101010a20020904000000010120000924810400061500b20c24037137db90faf5ad678009040100000102200009040101010102300008240203e60204fc102401148f00040000000505200000440905010910"], &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0})
r0 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x802}, 0x10)
sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c0000005200010000000000000000000200000008000100", @ANYRES64], 0x1c}}, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ethtool(&(0x7f0000002380), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000023c0)={'veth1_to_batadv\x00', <r3=>0x0})
sendmsg$ETHTOOL_MSG_FEATURES_SET(r1, &(0x7f0000002580)={0x0, 0x0, &(0x7f0000002540)={&(0x7f0000000940)={0x38, r2, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg1\x00'}]}, @ETHTOOL_A_FEATURES_WANTED={0xc, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x8}]}]}, 0x38}}, 0x0)
sendmmsg$inet(r0, &(0x7f0000000c00)=[{{&(0x7f0000000a40)={0x2, 0x4e23, @multicast2}, 0x10, &(0x7f0000000a80), 0x0, &(0x7f0000000ac0)=[@ip_ttl={{0x14, 0x0, 0x2, 0x3}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x5}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r3, @multicast2, @remote}}}, @ip_tos_int={{0x14}}, @ip_retopts={{0x90, 0x0, 0x7, {[@cipso={0x86, 0x18, 0x0, [{0x0, 0x12, "fccf9a8195a0ba2ab41a70558dafc02b"}]}, @timestamp={0x44, 0x24, 0x13, 0x0, 0x7, [0x57d, 0x101, 0x1, 0x3, 0x8, 0x0, 0x1c0, 0x67cb]}, @timestamp_prespec={0x44, 0x34, 0x5, 0x3, 0x6, [{@local, 0x2939}, {@dev={0xac, 0x14, 0x14, 0x44}, 0x2}, {@multicast2, 0x5}, {@local, 0x4}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0xffffff18}, {@local, 0xdde}]}, @noop, @cipso={0x86, 0xb, 0x3, [{0x6, 0x5, "f7aa17"}]}, @ra={0x94, 0x4, 0x1}]}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x4}}, @ip_tos_int={{0x14, 0x0, 0x1, 0xc}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x6}}], 0x140}}], 0x1, 0x0)
sendmsg$IPSET_CMD_SWAP(r0, &(0x7f0000000680)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000500)={&(0x7f0000000340)=ANY=[@ANYBLOB="4c000000060601020000000000000000010000040900030073797a3000000000050001fa06000000050001000700000005000100070000000501010007000000090003007379573200000000"], 0x4c}, 0x1, 0x0, 0x0, 0x404c834}, 0x40)
syz_usb_connect$midi(0x6, 0x90, &(0x7f00000006c0)=ANY=[@ANYBLOB="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"], &(0x7f00000003c0)={0xa, &(0x7f0000000140)={0xa, 0x6, 0x250, 0x42, 0xb, 0x9, 0x40, 0x3}, 0xf7, &(0x7f0000000400)={0x5, 0xf, 0xf7, 0x2, [@ssp_cap={0x18, 0x10, 0xa, 0x9, 0x3, 0x2, 0xf000, 0xd4, [0x1f40, 0xc0c0, 0xc0]}, @generic={0xda, 0x10, 0x1, "c004715ec43dc1cf10840424c7cafb6dfe48ab7f140ee65cdaa94233e8f3935c0814108391fb7920062421aca41c2d515534d03cc2f4dbaf1d9b6fdf512bf576ca115b7b3da39d4479f50daef159ca701babbb8801e61e1c1ea9eb675e044d9dd222a6c2aaacc130204e174d060b007b996e967430540cb2cc6f8d4fbf3083f44682f439adf01f985ce9120a1e6a3891fdc019e150ecc03dd0eb5d5f334a982fdcfcde7cb16d4f7fc1ba1fc7ff0ff004cbbc9814bd5cc1cd3750fdc2094d8e9942e2abd5bcde81b4ec789d9f3aff22b55a4b8972874cc2"}]}, 0x3, [{0xc2, &(0x7f00000001c0)=@string={0xc2, 0x3, "346cd848f3726f06489425be277f84b9ec3c701796d9209c404c0d1daecaac98e61ae0384f11d4022e4e92f891354e488a00d7ff08487321cf594ac2b790309265cf9fcc9aa5e2b0055bfeed380412a4c0fa376fd1bfd7c63f4f67531d33977917186e941e70ee28cc4e3afc94d2d6dd617d9a6ea0cc42fa6c6b7abffff8a41bba24b1797cd5540fc001cee451a7efa5bf42b397ed6406250ca6103ce696cacaf2e1c26e61c7e036c68d7ee48a472b9f5ae6d53841d019f7c0b8f265d434cb44"}}, {0x4, &(0x7f00000002c0)=@lang_id={0x4}}, {0x8d, &(0x7f0000000580)=ANY=[@ANYBLOB="8d032f0df998c47dd4beef342ffe44c171b6a0abd76ed4e1b534bb6083374b4eea93990a4a646d45f435f07a9cf1bfcf32155b4e70535844e3bdadd6c6c1b30cea8337cb294e77235d8b7acd8d809773516ddacad63c83b13f2a2102b66c3f016c1e53bfdfb688a817b89e00ce2c921dc6c8ed915aa04cb462700ff9982dc12483443c29f371f5f4dd2bea6fc264139fcbab2f8cb09fecb48038284a03326335a08b705a9c802dbaeebd43de301b0838e4da021c1da2b2ef7362e188df81fb91e81015ab6da1d469373c1d5cdf1319cc041c497b51e6d83dd4ae9220f5016ae2a5a5e10b1b88a7e464cfb57102802d3a14"]}]})
r4 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000100), r0)
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r0, 0x89f3, &(0x7f0000000900)={'syztnl0\x00', &(0x7f0000000880)={'ip6gre0\x00', <r5=>0x0, 0x29, 0x9, 0x3, 0x7, 0x9, @empty, @mcast2, 0x80, 0x80, 0x3, 0x9}})
sendmsg$MPTCP_PM_CMD_REMOVE(r0, &(0x7f0000000a00)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000009c0)={&(0x7f0000000c40)={0x9c, r4, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x7}, @MPTCP_PM_ATTR_ADDR={0x34, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @rand_addr=0x64010100}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r3}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x1}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r5}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_ADDR_REMOTE={0x34, 0x6, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @remote}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0xc}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8}, @MPTCP_PM_ATTR_LOC_ID={0x5, 0x5, 0x9}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8004}, 0x40d4)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NL80211_CMD_RELOAD_REGDB(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r1, 0x421, 0x70bd69, 0x25dfdbfb}, 0x14}, 0x1, 0x1400, 0x0, 0xc35d4f6d522c8271}, 0x200048c4)
executing program 2:
connect$inet6(0xffffffffffffffff, &(0x7f00000006c0)={0xa, 0x4e23, 0x659, @empty, 0xff}, 0x1c)
munmap(&(0x7f000045e000/0x1000)=nil, 0x1000)
madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
r1 = syz_open_dev$evdev(&(0x7f0000000000), 0x2, 0x860b01)
ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000000180)=""/115)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x101901, 0x0)
r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r3, 0x4068aea3, &(0x7f0000000040)={0x79, 0x0, 0x971})
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0)
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1)
ioctl$KVM_SET_GSI_ROUTING(r3, 0x4008ae6a, &(0x7f00000002c0))
syz_usb_connect$printer(0x4, 0x2d, &(0x7f0000000100)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0x550c, &(0x7f0000000040)=0x18)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
ptrace(0x10, r5)
wait4(r5, 0x0, 0x8, 0x0)
setsockopt$sock_timeval(r4, 0x1, 0x14, &(0x7f00000001c0)={0x77359400}, 0x10)
recvmsg$unix(r4, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0)
mount$9p_unix(&(0x7f0000003680)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000003600)='.\x00', &(0x7f0000003640), 0x2000000, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, <r6=>0xffffffffffffffff})
r7 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r7, 0x89f1, &(0x7f0000000100)={'ip6gre0\x00', 0x0})
ioctl$SIOCSIFHWADDR(r6, 0x8923, &(0x7f00000000c0)={'bond_slave_1\x00', @random="0163014030d9"})
munmap(&(0x7f0000a88000/0x1000)=nil, 0x1000)
munmap(&(0x7f000060f000/0x4000)=nil, 0x4000)
executing program 3:
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) (async)
syz_kvm_setup_syzos_vm$x86(0xffffffffffffffff, &(0x7f000054e000/0x400000)=nil) (async)
r0 = userfaultfd(0x80001)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) (async, rerun: 64)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x2041, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f0000000280)=ANY=[], 0xff2e) (async)
ioctl$FIBMAP(r0, 0x1, &(0x7f0000000000)=0x2) (async)
ppoll(&(0x7f0000000180)=[{r1, 0x2111}], 0x1, &(0x7f0000000200), &(0x7f0000000240)={[0x461]}, 0x8) (async)
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
executing program 3:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x1ff)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x200)
syz_usb_connect$cdc_ncm(0x6, 0x6e, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000090000082502000000000000000109025c00020100f92a0904000001020900000524060001053408fa6e0d240f0100000000000d000a0006471a0100001905818b24"], 0x0)
executing program 3:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000540)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000180)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000000c0)=@new_dev={0x3, 0xf14, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x100}}}, &(0x7f0000000280)=<r4=>0x0)
syz_ublk_setup_queues(r0, r4, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r5, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400000042000501"], 0x14}, 0x1, 0x0, 0x0, 0x68840}, 0x4)
recvmmsg(r1, &(0x7f0000003ac0)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000004c0)=""/4091, 0xffb}, {&(0x7f00000003c0)=""/184, 0xb8}, {&(0x7f0000000080)=""/118, 0x76}], 0x3}, 0x2}], 0x1, 0x2, 0x0)
r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NL80211_CMD_RELOAD_REGDB(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r2, 0x421, 0x70bd69, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0xc35d4f6d522c8271}, 0x200048c4)
executing program 1:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x15) (fail_nth: 34)
executing program 0:
sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, 0x0, 0x0)
write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000cc0)={'syz1\x00', {0xfff9, 0x2, 0x248, 0x9b99}, 0x25, [0x9, 0x7, 0x2, 0x6, 0x8, 0x155f, 0x10000006, 0x4, 0x2dcd, 0x1, 0xb4, 0xd, 0xa2b9, 0x6, 0x7, 0xe1, 0x6, 0xfc000004, 0x403, 0xbbf, 0x3, 0xfffffffd, 0x101c0, 0xd, 0x0, 0x0, 0x6, 0x4, 0x100002, 0xc3, 0x5d6, 0x8001, 0x8a, 0x79, 0x2, 0x10080, 0x2, 0x91, 0x129, 0x4, 0x16, 0x8, 0x5, 0x401, 0x1, 0x405, 0xa7, 0x81, 0x9, 0xf9a2, 0x80000004, 0xff, 0x0, 0x2, 0x2, 0x2, 0x7, 0x489, 0x7ff, 0x4, 0x4007f, 0xffffffff, 0x6, 0x4], [0x9, 0x3, 0x6, 0x9, 0x4, 0x8000c66, 0xa8a9, 0x2000006f, 0x8e, 0xd50, 0x7, 0xad, 0x2, 0x809, 0x40, 0xa7, 0x1000, 0x0, 0x200b398, 0x8001, 0x1, 0x4, 0x1c, 0x7, 0x1, 0xfffffffe, 0x3, 0x8, 0xffffff7f, 0x6, 0x6, 0x4c2336d3, 0x4, 0x0, 0xfffbfff8, 0x4, 0x46, 0xf1, 0x7, 0xab00060, 0x2, 0x9, 0xffffffff, 0x5, 0x3ff, 0x1ff, 0x1, 0x7fff, 0x67b2, 0x1cc, 0x9, 0x80000004, 0x6, 0x438, 0x2, 0x9, 0x2, 0x7fffffff, 0x4, 0xfffffff9, 0x18e, 0x1000, 0x2, 0x5], [0x2, 0xfffffffe, 0x9, 0xc, 0x2, 0x2e6bf783, 0x80000001, 0x5, 0x5, 0x491, 0x9, 0x200026, 0x7f, 0x400, 0x102, 0x1, 0x41, 0x6, 0xee4b, 0x2000004, 0x1, 0xc, 0x5, 0x9, 0x5, 0x3, 0x9, 0x3, 0xc7, 0xfff, 0x10000a, 0x2, 0x400, 0x8, 0x5, 0xd3, 0x8, 0x97f7, 0x3, 0x200000d, 0x3, 0x10010, 0x7, 0xdd81, 0x4, 0x7f, 0x9d27, 0x9, 0x1, 0x100, 0x2, 0x6, 0x7ffe, 0x5, 0x5, 0xd500, 0x8, 0x77, 0x9, 0x6, 0x10000, 0xfffffffd, 0x5, 0xfffffffe], [0xa772, 0x6, 0x5, 0x1af8, 0xbfc, 0x9, 0x5, 0x7f, 0x55, 0x7ff, 0xff, 0x1005, 0x10000001, 0x7, 0x21, 0x9, 0x81, 0x7, 0x9d87, 0x8, 0xfffffff7, 0x4, 0x140f1, 0x5396, 0x3, 0x6, 0x80008001, 0x7777, 0x1, 0x2, 0x100, 0xd8ce, 0x7fffffff, 0x100009, 0xc, 0x32d, 0x3, 0x1ff, 0x2000803, 0xffffffff, 0x10000, 0x0, 0x8004, 0x7fff, 0x3, 0x6, 0xf, 0xe, 0x8, 0x274, 0x6, 0xfffffff9, 0x4, 0x9, 0x9, 0x4, 0x463f, 0x4, 0xdab, 0x5, 0x8, 0x13fff, 0x1, 0x9]}, 0x45c)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil})
ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000000)={[0x35, 0xfff, 0xfffffffffffffffe, 0x40000000000180, 0x2, 0x7, 0xf2, 0xd, 0x7fffffffffffe, 0x7, 0x5, 0xb, 0x7, 0xfffffffffffffff8, 0x9, 0x8], 0x25000, 0x304})
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
executing program 0:
r0 = timerfd_create(0x1, 0x80000)
timerfd_settime(r0, 0x3, &(0x7f0000000000)={{0x77359400}, {0x0, 0x989680}}, 0x0) (async)
timerfd_gettime(r0, 0x0) (async)
readv(r0, &(0x7f0000000480)=[{&(0x7f0000000580)=""/4096, 0x1000}], 0x1) (async)
r1 = socket$inet6(0xa, 0x3, 0xff)
connect$inet6(r1, &(0x7f0000000200)={0xa, 0xf3, 0x14, @mcast1, 0x9}, 0x1c) (async)
clock_gettime(0x0, &(0x7f0000000080))
rt_sigtimedwait(&(0x7f0000000040)={[0x3]}, 0x0, &(0x7f00000000c0)={0x77359400}, 0x8) (async)
r2 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) (async)
r3 = socket$tipc(0x1e, 0x5, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0) (async)
bind$tipc(r3, &(0x7f0000000000)=@name={0x1e, 0x2, 0x1, {{0x41}, 0x3}}, 0x10) (async)
listen(r3, 0x0) (async)
r4 = socket$tipc(0x1e, 0x5, 0x0)
sendmsg$tipc(r4, &(0x7f0000000240)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x0, {{0x41}}}, 0x10, 0x0}, 0x4) (async)
accept4(r3, &(0x7f0000000280)=@xdp, &(0x7f00000001c0)=0x80, 0x80800) (async, rerun: 64)
sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20008004}, 0x4) (async, rerun: 64)
mremap(&(0x7f0000dde000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000bb3000/0x1000)=nil) (async)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0) (async, rerun: 64)
munmap(&(0x7f00003fe000/0xc00000)=nil, 0xc00000) (rerun: 64)
ioctl$BINDER_SET_CONTEXT_MGR_EXT(r2, 0x4018620d, &(0x7f0000000080)={0x73622a85, 0x100, 0x1}) (async)
syz_clone(0xb44040, 0x0, 0x0, 0x0, 0x0, 0x0)
ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000002c0)={0x14, 0x0, &(0x7f0000000440)=[@acquire_done={0x40106309, 0x1}], 0x0, 0x0, 0x0})
r5 = dup2(r1, r1) (async, rerun: 32)
r6 = syz_open_dev$ublk_bdev(&(0x7f0000000140), 0x0, 0x644041) (rerun: 32)
fsetxattr$trusted_overlay_origin(r6, &(0x7f0000000180), &(0x7f00000001c0), 0x2, 0x1) (async)
ioctl$NILFS_IOCTL_GET_BDESCS(r2, 0xc0186e87, &(0x7f0000000380)={&(0x7f0000000300)=[{0xd, 0xbc39, 0x8, 0x3}, {0x9, 0xe0da, 0x2, 0xffffffff88378f82, 0x1}], 0x2, 0x28, 0xfffa, 0x7}) (async)
sendmsg$nl_xfrm(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000440)=ANY=[], 0xc4}}, 0x20040000)
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f})
r1 = open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101})
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400})
close(0x3)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}})
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
read(r2, &(0x7f0000000100)=""/10, 0xa)
r4 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0})
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0) (async)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f}) (async)
open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0) (async)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40) (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) (async)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101}) (async)
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400}) (async)
close(0x3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}}) (async)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) (async)
read(r2, &(0x7f0000000100)=""/10, 0xa) (async)
socket$inet_udp(0x2, 0x2, 0x0) (async)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c) (async)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0}) (async)
executing program 1:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000100)={{&(0x7f0000002000/0x4000)=nil, 0x4000}})
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0)
r2 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r2, &(0x7f0000e15000)={0x2, 0x4e20, @empty}, 0x10)
r3 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0)
sendmsg$nl_generic(r4, &(0x7f0000000640)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000600)={&(0x7f00000004c0)={0x11c, 0x3e, 0x100, 0x70bd29, 0x25dfdbfb, {0x7}, [@nested={0x108, 0x13, 0x0, 0x1, [@nested={0x4, 0xf1}, @nested={0x4, 0x9d}, @nested={0x4, 0x8}, @nested={0x4, 0x40}, @nested={0x4, 0x65}, @nested={0x4, 0x157}, @typed={0xeb, 0x82, 0x0, 0x0, @binary="141aa9238ff495d8d819f56ed43cdfe38a4b930099c094b8653fee8dc7d04e2d2c3ee7f520d24a5cfc71a29de355a6d0aa118ef6b93f389af2a31cad8616610988f0d942a6df5e55db70e1d76d56840c9b344031743895dbac7873ca3aae68f0250a4afea035dc77641af1861f26abce6c3dcb0df7f91c3cc69d78b03cd8924d055a3cdd760c4a1fb814d99f5830904b785d6358242565037a7b9841298efa12556c989f01e73697e055861d7271a457171f91e2040bc25aa17b5dfb051a43865b688137e3f1ba07b9428c7d2da2337007d839d7b775d80ca0e9070c49ccadda863e28ebe9b6f8"}]}]}, 0x11c}}, 0x40000)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8905, &(0x7f0000000340)={'pim6reg0\x00', @remote})
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='0x17b3', 0x6)
close(r0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f00000001c0)='0x0004\n\x00', 0x7)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, &(0x7f0000000280), 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/strings/0x409/product\x00', 0x1, 0x0)
write(r3, &(0x7f0000000300)='ACMESynth\n', 0xa)
close(r3)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/strings/0x409\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./config/usb_gadget/g1/functions/midi.usb0\x00', 0x1ff)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r4, &(0x7f0000000680)='dummy_udc.0\n\x00', 0xc)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})
executing program 3:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): [3, 30, 10, 4, 8, 6, 2, 9, 29, 30, 13, 19, 30, 1, 6, 8]
detailed listing:
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NL80211_CMD_RELOAD_REGDB(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r1, 0x421, 0x70bd69, 0x25dfdbfb}, 0x14}, 0x1, 0x1400, 0x0, 0xc35d4f6d522c8271}, 0x200048c4)
executing program 2:
connect$inet6(0xffffffffffffffff, &(0x7f00000006c0)={0xa, 0x4e23, 0x659, @empty, 0xff}, 0x1c)
munmap(&(0x7f000045e000/0x1000)=nil, 0x1000)
madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
r1 = syz_open_dev$evdev(&(0x7f0000000000), 0x2, 0x860b01)
ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000000180)=""/115)
r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x101901, 0x0)
r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0)
ioctl$KVM_CAP_SPLIT_IRQCHIP(r3, 0x4068aea3, &(0x7f0000000040)={0x79, 0x0, 0x971})
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0)
ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1)
ioctl$KVM_SET_GSI_ROUTING(r3, 0x4008ae6a, &(0x7f00000002c0))
syz_usb_connect$printer(0x4, 0x2d, &(0x7f0000000100)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0x550c, &(0x7f0000000040)=0x18)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
ptrace(0x10, r5)
wait4(r5, 0x0, 0x8, 0x0)
setsockopt$sock_timeval(r4, 0x1, 0x14, &(0x7f00000001c0)={0x77359400}, 0x10)
recvmsg$unix(r4, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0)
mount$9p_unix(&(0x7f0000003680)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000003600)='.\x00', &(0x7f0000003640), 0x2000000, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, <r6=>0xffffffffffffffff})
r7 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r7, 0x89f1, &(0x7f0000000100)={'ip6gre0\x00', 0x0})
ioctl$SIOCSIFHWADDR(r6, 0x8923, &(0x7f00000000c0)={'bond_slave_1\x00', @random="0163014030d9"})
munmap(&(0x7f0000a88000/0x1000)=nil, 0x1000)
munmap(&(0x7f000060f000/0x4000)=nil, 0x4000)
executing program 3:
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) (async)
syz_kvm_setup_syzos_vm$x86(0xffffffffffffffff, &(0x7f000054e000/0x400000)=nil) (async)
r0 = userfaultfd(0x80001)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) (async, rerun: 64)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x2041, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f0000000280)=ANY=[], 0xff2e) (async)
ioctl$FIBMAP(r0, 0x1, &(0x7f0000000000)=0x2) (async)
ppoll(&(0x7f0000000180)=[{r1, 0x2111}], 0x1, &(0x7f0000000200), &(0x7f0000000240)={[0x461]}, 0x8) (async)
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
executing program 3:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x1ff)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
unlinkat(0xffffffffffffff9c, &(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x200)
syz_usb_connect$cdc_ncm(0x6, 0x6e, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000090000082502000000000000000109025c00020100f92a0904000001020900000524060001053408fa6e0d240f0100000000000d000a0006471a0100001905818b24"], 0x0)
executing program 3:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000540)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000180)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000000c0)=@new_dev={0x3, 0xf14, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x100}}}, &(0x7f0000000280)=<r4=>0x0)
syz_ublk_setup_queues(r0, r4, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r5, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400000042000501"], 0x14}, 0x1, 0x0, 0x0, 0x68840}, 0x4)
recvmmsg(r1, &(0x7f0000003ac0)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000004c0)=""/4091, 0xffb}, {&(0x7f00000003c0)=""/184, 0xb8}, {&(0x7f0000000080)=""/118, 0x76}], 0x3}, 0x2}], 0x1, 0x2, 0x0)
r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NL80211_CMD_RELOAD_REGDB(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r2, 0x421, 0x70bd69, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0xc35d4f6d522c8271}, 0x200048c4)
executing program 1:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x15) (fail_nth: 34)
executing program 0:
sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, 0x0, 0x0)
write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000cc0)={'syz1\x00', {0xfff9, 0x2, 0x248, 0x9b99}, 0x25, [0x9, 0x7, 0x2, 0x6, 0x8, 0x155f, 0x10000006, 0x4, 0x2dcd, 0x1, 0xb4, 0xd, 0xa2b9, 0x6, 0x7, 0xe1, 0x6, 0xfc000004, 0x403, 0xbbf, 0x3, 0xfffffffd, 0x101c0, 0xd, 0x0, 0x0, 0x6, 0x4, 0x100002, 0xc3, 0x5d6, 0x8001, 0x8a, 0x79, 0x2, 0x10080, 0x2, 0x91, 0x129, 0x4, 0x16, 0x8, 0x5, 0x401, 0x1, 0x405, 0xa7, 0x81, 0x9, 0xf9a2, 0x80000004, 0xff, 0x0, 0x2, 0x2, 0x2, 0x7, 0x489, 0x7ff, 0x4, 0x4007f, 0xffffffff, 0x6, 0x4], [0x9, 0x3, 0x6, 0x9, 0x4, 0x8000c66, 0xa8a9, 0x2000006f, 0x8e, 0xd50, 0x7, 0xad, 0x2, 0x809, 0x40, 0xa7, 0x1000, 0x0, 0x200b398, 0x8001, 0x1, 0x4, 0x1c, 0x7, 0x1, 0xfffffffe, 0x3, 0x8, 0xffffff7f, 0x6, 0x6, 0x4c2336d3, 0x4, 0x0, 0xfffbfff8, 0x4, 0x46, 0xf1, 0x7, 0xab00060, 0x2, 0x9, 0xffffffff, 0x5, 0x3ff, 0x1ff, 0x1, 0x7fff, 0x67b2, 0x1cc, 0x9, 0x80000004, 0x6, 0x438, 0x2, 0x9, 0x2, 0x7fffffff, 0x4, 0xfffffff9, 0x18e, 0x1000, 0x2, 0x5], [0x2, 0xfffffffe, 0x9, 0xc, 0x2, 0x2e6bf783, 0x80000001, 0x5, 0x5, 0x491, 0x9, 0x200026, 0x7f, 0x400, 0x102, 0x1, 0x41, 0x6, 0xee4b, 0x2000004, 0x1, 0xc, 0x5, 0x9, 0x5, 0x3, 0x9, 0x3, 0xc7, 0xfff, 0x10000a, 0x2, 0x400, 0x8, 0x5, 0xd3, 0x8, 0x97f7, 0x3, 0x200000d, 0x3, 0x10010, 0x7, 0xdd81, 0x4, 0x7f, 0x9d27, 0x9, 0x1, 0x100, 0x2, 0x6, 0x7ffe, 0x5, 0x5, 0xd500, 0x8, 0x77, 0x9, 0x6, 0x10000, 0xfffffffd, 0x5, 0xfffffffe], [0xa772, 0x6, 0x5, 0x1af8, 0xbfc, 0x9, 0x5, 0x7f, 0x55, 0x7ff, 0xff, 0x1005, 0x10000001, 0x7, 0x21, 0x9, 0x81, 0x7, 0x9d87, 0x8, 0xfffffff7, 0x4, 0x140f1, 0x5396, 0x3, 0x6, 0x80008001, 0x7777, 0x1, 0x2, 0x100, 0xd8ce, 0x7fffffff, 0x100009, 0xc, 0x32d, 0x3, 0x1ff, 0x2000803, 0xffffffff, 0x10000, 0x0, 0x8004, 0x7fff, 0x3, 0x6, 0xf, 0xe, 0x8, 0x274, 0x6, 0xfffffff9, 0x4, 0x9, 0x9, 0x4, 0x463f, 0x4, 0xdab, 0x5, 0x8, 0x13fff, 0x1, 0x9]}, 0x45c)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0)
ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil})
ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000000)={[0x35, 0xfff, 0xfffffffffffffffe, 0x40000000000180, 0x2, 0x7, 0xf2, 0xd, 0x7fffffffffffe, 0x7, 0x5, 0xb, 0x7, 0xfffffffffffffff8, 0x9, 0x8], 0x25000, 0x304})
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$KVM_RUN(r2, 0xae80, 0x0)
executing program 0:
r0 = timerfd_create(0x1, 0x80000)
timerfd_settime(r0, 0x3, &(0x7f0000000000)={{0x77359400}, {0x0, 0x989680}}, 0x0) (async)
timerfd_gettime(r0, 0x0) (async)
readv(r0, &(0x7f0000000480)=[{&(0x7f0000000580)=""/4096, 0x1000}], 0x1) (async)
r1 = socket$inet6(0xa, 0x3, 0xff)
connect$inet6(r1, &(0x7f0000000200)={0xa, 0xf3, 0x14, @mcast1, 0x9}, 0x1c) (async)
clock_gettime(0x0, &(0x7f0000000080))
rt_sigtimedwait(&(0x7f0000000040)={[0x3]}, 0x0, &(0x7f00000000c0)={0x77359400}, 0x8) (async)
r2 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) (async)
r3 = socket$tipc(0x1e, 0x5, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0) (async)
bind$tipc(r3, &(0x7f0000000000)=@name={0x1e, 0x2, 0x1, {{0x41}, 0x3}}, 0x10) (async)
listen(r3, 0x0) (async)
r4 = socket$tipc(0x1e, 0x5, 0x0)
sendmsg$tipc(r4, &(0x7f0000000240)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x0, {{0x41}}}, 0x10, 0x0}, 0x4) (async)
accept4(r3, &(0x7f0000000280)=@xdp, &(0x7f00000001c0)=0x80, 0x80800) (async, rerun: 64)
sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20008004}, 0x4) (async, rerun: 64)
mremap(&(0x7f0000dde000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000bb3000/0x1000)=nil) (async)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0) (async, rerun: 64)
munmap(&(0x7f00003fe000/0xc00000)=nil, 0xc00000) (rerun: 64)
ioctl$BINDER_SET_CONTEXT_MGR_EXT(r2, 0x4018620d, &(0x7f0000000080)={0x73622a85, 0x100, 0x1}) (async)
syz_clone(0xb44040, 0x0, 0x0, 0x0, 0x0, 0x0)
ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000002c0)={0x14, 0x0, &(0x7f0000000440)=[@acquire_done={0x40106309, 0x1}], 0x0, 0x0, 0x0})
r5 = dup2(r1, r1) (async, rerun: 32)
r6 = syz_open_dev$ublk_bdev(&(0x7f0000000140), 0x0, 0x644041) (rerun: 32)
fsetxattr$trusted_overlay_origin(r6, &(0x7f0000000180), &(0x7f00000001c0), 0x2, 0x1) (async)
ioctl$NILFS_IOCTL_GET_BDESCS(r2, 0xc0186e87, &(0x7f0000000380)={&(0x7f0000000300)=[{0xd, 0xbc39, 0x8, 0x3}, {0x9, 0xe0da, 0x2, 0xffffffff88378f82, 0x1}], 0x2, 0x28, 0xfffa, 0x7}) (async)
sendmsg$nl_xfrm(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000440)=ANY=[], 0xc4}}, 0x20040000)
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f})
r1 = open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101})
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400})
close(0x3)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}})
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
read(r2, &(0x7f0000000100)=""/10, 0xa)
r4 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0})
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0) (async)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f}) (async)
open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0) (async)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40) (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) (async)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101}) (async)
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400}) (async)
close(0x3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}}) (async)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) (async)
read(r2, &(0x7f0000000100)=""/10, 0xa) (async)
socket$inet_udp(0x2, 0x2, 0x0) (async)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c) (async)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0}) (async)
executing program 1:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000100)={{&(0x7f0000002000/0x4000)=nil, 0x4000}})
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0)
r2 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r2, &(0x7f0000e15000)={0x2, 0x4e20, @empty}, 0x10)
r3 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0)
sendmsg$nl_generic(r4, &(0x7f0000000640)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000600)={&(0x7f00000004c0)={0x11c, 0x3e, 0x100, 0x70bd29, 0x25dfdbfb, {0x7}, [@nested={0x108, 0x13, 0x0, 0x1, [@nested={0x4, 0xf1}, @nested={0x4, 0x9d}, @nested={0x4, 0x8}, @nested={0x4, 0x40}, @nested={0x4, 0x65}, @nested={0x4, 0x157}, @typed={0xeb, 0x82, 0x0, 0x0, @binary="141aa9238ff495d8d819f56ed43cdfe38a4b930099c094b8653fee8dc7d04e2d2c3ee7f520d24a5cfc71a29de355a6d0aa118ef6b93f389af2a31cad8616610988f0d942a6df5e55db70e1d76d56840c9b344031743895dbac7873ca3aae68f0250a4afea035dc77641af1861f26abce6c3dcb0df7f91c3cc69d78b03cd8924d055a3cdd760c4a1fb814d99f5830904b785d6358242565037a7b9841298efa12556c989f01e73697e055861d7271a457171f91e2040bc25aa17b5dfb051a43865b688137e3f1ba07b9428c7d2da2337007d839d7b775d80ca0e9070c49ccadda863e28ebe9b6f8"}]}]}, 0x11c}}, 0x40000)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8905, &(0x7f0000000340)={'pim6reg0\x00', @remote})
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='0x17b3', 0x6)
close(r0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f00000001c0)='0x0004\n\x00', 0x7)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, &(0x7f0000000280), 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/strings/0x409/product\x00', 0x1, 0x0)
write(r3, &(0x7f0000000300)='ACMESynth\n', 0xa)
close(r3)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/strings/0x409\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./config/usb_gadget/g1/functions/midi.usb0\x00', 0x1ff)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r4, &(0x7f0000000680)='dummy_udc.0\n\x00', 0xc)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})
executing program 3:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): [29, 30, 13, 19, 30, 1, 6, 8]
detailed listing:
executing program 0:
r0 = timerfd_create(0x1, 0x80000)
timerfd_settime(r0, 0x3, &(0x7f0000000000)={{0x77359400}, {0x0, 0x989680}}, 0x0) (async)
timerfd_gettime(r0, 0x0) (async)
readv(r0, &(0x7f0000000480)=[{&(0x7f0000000580)=""/4096, 0x1000}], 0x1) (async)
r1 = socket$inet6(0xa, 0x3, 0xff)
connect$inet6(r1, &(0x7f0000000200)={0xa, 0xf3, 0x14, @mcast1, 0x9}, 0x1c) (async)
clock_gettime(0x0, &(0x7f0000000080))
rt_sigtimedwait(&(0x7f0000000040)={[0x3]}, 0x0, &(0x7f00000000c0)={0x77359400}, 0x8) (async)
r2 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) (async)
r3 = socket$tipc(0x1e, 0x5, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0) (async)
bind$tipc(r3, &(0x7f0000000000)=@name={0x1e, 0x2, 0x1, {{0x41}, 0x3}}, 0x10) (async)
listen(r3, 0x0) (async)
r4 = socket$tipc(0x1e, 0x5, 0x0)
sendmsg$tipc(r4, &(0x7f0000000240)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x0, {{0x41}}}, 0x10, 0x0}, 0x4) (async)
accept4(r3, &(0x7f0000000280)=@xdp, &(0x7f00000001c0)=0x80, 0x80800) (async, rerun: 64)
sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20008004}, 0x4) (async, rerun: 64)
mremap(&(0x7f0000dde000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000bb3000/0x1000)=nil) (async)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
mmap(&(0x7f000095f000/0x3000)=nil, 0x3000, 0x0, 0x3032, 0xffffffffffffffff, 0x0) (async, rerun: 64)
munmap(&(0x7f00003fe000/0xc00000)=nil, 0xc00000) (rerun: 64)
ioctl$BINDER_SET_CONTEXT_MGR_EXT(r2, 0x4018620d, &(0x7f0000000080)={0x73622a85, 0x100, 0x1}) (async)
syz_clone(0xb44040, 0x0, 0x0, 0x0, 0x0, 0x0)
ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000002c0)={0x14, 0x0, &(0x7f0000000440)=[@acquire_done={0x40106309, 0x1}], 0x0, 0x0, 0x0})
r5 = dup2(r1, r1) (async, rerun: 32)
r6 = syz_open_dev$ublk_bdev(&(0x7f0000000140), 0x0, 0x644041) (rerun: 32)
fsetxattr$trusted_overlay_origin(r6, &(0x7f0000000180), &(0x7f00000001c0), 0x2, 0x1) (async)
ioctl$NILFS_IOCTL_GET_BDESCS(r2, 0xc0186e87, &(0x7f0000000380)={&(0x7f0000000300)=[{0xd, 0xbc39, 0x8, 0x3}, {0x9, 0xe0da, 0x2, 0xffffffff88378f82, 0x1}], 0x2, 0x28, 0xfffa, 0x7}) (async)
sendmsg$nl_xfrm(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000440)=ANY=[], 0xc4}}, 0x20040000)
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f})
r1 = open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101})
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400})
close(0x3)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}})
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
read(r2, &(0x7f0000000100)=""/10, 0xa)
r4 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0})
openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x420b02, 0x0) (async)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0xca58c30f81b6079f}) (async)
open(&(0x7f0000000000)='./file0\x00', 0x80140, 0x0) (async)
sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, 0x0, 0x40) (async)
openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) (async)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x7101}) (async)
ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000001c0)={'ipvlan1\x00', 0x400}) (async)
close(0x3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
ioctl$sock_SIOCETHTOOL(r3, 0x89f1, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f0000000140)=@ethtool_cmd={0x0, 0x80000000, 0x0, 0xd, 0x11, 0x3, 0x3, 0xfc, 0x0, 0xff, 0x0, 0x0, 0x5, 0xff, 0x0, 0x5, [0xffffffff, 0x1]}}) (async)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) (async)
read(r2, &(0x7f0000000100)=""/10, 0xa) (async)
socket$inet_udp(0x2, 0x2, 0x0) (async)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x1c) (async)
ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000340)={'tunl0\x00', 0x0}) (async)
executing program 1:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000100)={{&(0x7f0000002000/0x4000)=nil, 0x4000}})
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0)
r2 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r2, &(0x7f0000e15000)={0x2, 0x4e20, @empty}, 0x10)
r3 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0)
sendmsg$nl_generic(r4, &(0x7f0000000640)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000600)={&(0x7f00000004c0)={0x11c, 0x3e, 0x100, 0x70bd29, 0x25dfdbfb, {0x7}, [@nested={0x108, 0x13, 0x0, 0x1, [@nested={0x4, 0xf1}, @nested={0x4, 0x9d}, @nested={0x4, 0x8}, @nested={0x4, 0x40}, @nested={0x4, 0x65}, @nested={0x4, 0x157}, @typed={0xeb, 0x82, 0x0, 0x0, @binary="141aa9238ff495d8d819f56ed43cdfe38a4b930099c094b8653fee8dc7d04e2d2c3ee7f520d24a5cfc71a29de355a6d0aa118ef6b93f389af2a31cad8616610988f0d942a6df5e55db70e1d76d56840c9b344031743895dbac7873ca3aae68f0250a4afea035dc77641af1861f26abce6c3dcb0df7f91c3cc69d78b03cd8924d055a3cdd760c4a1fb814d99f5830904b785d6358242565037a7b9841298efa12556c989f01e73697e055861d7271a457171f91e2040bc25aa17b5dfb051a43865b688137e3f1ba07b9428c7d2da2337007d839d7b775d80ca0e9070c49ccadda863e28ebe9b6f8"}]}]}, 0x11c}}, 0x40000)
ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8905, &(0x7f0000000340)={'pim6reg0\x00', @remote})
syz_usb_control_io$cdc_ncm(r3, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='0x17b3', 0x6)
close(r0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f00000001c0)='0x0004\n\x00', 0x7)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, &(0x7f0000000280), 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/strings/0x409/product\x00', 0x1, 0x0)
write(r3, &(0x7f0000000300)='ACMESynth\n', 0xa)
close(r3)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/strings/0x409\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./config/usb_gadget/g1/functions/midi.usb0\x00', 0x1ff)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r4, &(0x7f0000000680)='dummy_udc.0\n\x00', 0xc)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})
executing program 3:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): [30, 1, 6, 8]
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})
executing program 3:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): [6, 8]
detailed listing:
executing program 3:
madvise(&(0x7f0000000000/0x3000)=nil, 0x7fffffffffffffff, 0x15)
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000480)=ANY=[@ANYBLOB="000a06"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040)={0x0, 0x0, 0x1000, 0x3, 0x1c3}, &(0x7f0000000000), &(0x7f0000000540), &(0x7f0000000140))
sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3f031c00", 0x4, 0x800, 0x0, 0x0)
syz_ublk_setup_queues(r0, 0x0, &(0x7f0000000380)={0x0, 0xcc45, 0x800, 0xffffffff, 0x242, 0x0, r0}, &(0x7f0000000780)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1e1d, 0x2000, 0x3, 0x3ad}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8, 0x0, 0x2000008}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x2000, 0x2, 0x902c4}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xd8bd, 0x10, 0x1, 0x260, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x25, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x6}, 0x0, 0x0, '\x00', {0x0, 0xb81, 0x0, 0x0}}, 0x0)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
preadv(r1, &(0x7f0000000080)=[{&(0x7f00000000c0)=""/14, 0xe}], 0x1, 0x81000009, 0x10400)
syz_clone(0x2000, 0x0, 0xffdd, 0x0, 0x0, 0x0)

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}}): [30, 1]
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})

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}}): syz_usb_connect$midi
detailed listing:
executing program 3:
syz_usb_connect$midi(0x4, 0x31, &(0x7f0000000280)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x1235, 0x10, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1f, 0x1, 0x1, 0x18, 0x10, 0x4, "", {{{0x9, 0x4, 0x0, 0x0, 0x1, 0x1, 0x3, 0x20, 0x6, [], [{{0x9, 0x5, 0x8e, 0xb, 0x200, 0xf, 0xd7, 0x2, {0x4}}}]}}}}}]}}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x1, [{0xfffffe8a, &(0x7f0000000080)=@string={0x30, 0x3, "119e0ce623df48fc2d2cbe88701cc7e80926f1d962131dc5e067e1ab36365feb8ffe2759d62bc614a69adeee11b9"}}]})

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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink-syz_clone-sendmsg$netlink-syz_usb_connect$hid-syz_usb_control_io$hid
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)

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 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)


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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink-syz_clone-sendmsg$netlink-syz_usb_connect$hid-syz_usb_control_io$hid
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
r13 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)
syz_usb_control_io$hid(r13, 0x0, 0x0)

program crashed: WARNING in shmem_rmdir
bisect: concatenation succeeded
found reproducer with 30 syscalls
minimizing guilty program
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink-syz_clone-sendmsg$netlink-syz_usb_connect$hid
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)
syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000600)=ANY=[@ANYBLOB="1209100100000020ef17b5600000000000012b022400010000000109040000020300000009219100fc0122280009058103200bd992b37f5e2b7ab4342e0005000279c21e7d3cf021d0b2dfa40e37a02bf96210f1afb3bbd601d654d70bec13e45cc6fe68e343d74d59e03f4a890e3af50f09bdf21ab3ee0eb3358b1a9e5ebd8b1a6469d33c9698310db9f31f64684bdd7d719fe7c40a2764d8bd45edaf02d241760eeec084e715cd9168257be000f2e3d4ab5ba9eeaf323766adfc5e67136fba8f2b"], 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink-syz_clone-sendmsg$netlink
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
r12 = socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
sendmsg$netlink(r12, &(0x7f00000007c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000600)=ANY=[@ANYBLOB="2000000076001f0329bd7000fbdbdf2508004700", @ANYRES32, @ANYBLOB="080005"], 0x20}], 0x1, 0x0, 0x0, 0x400c814}, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink-syz_clone
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
socket$netlink(0x10, 0x3, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL-socket$netlink
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})
socket$netlink(0x10, 0x3, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})
ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r11, 0x89f3, &(0x7f0000000940)={'syztnl0\x00', &(0x7f0000000240)={'gre0\x00', 0x0, 0x80, 0x20, 0x0, 0x2, {{0x5, 0x4, 0x0, 0x25, 0x14, 0x0, 0x0, 0x1, 0x0, 0x0, @dev={0xac, 0x14, 0x14, 0x11}, @empty}}}})

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
r11 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r11, 0x89f1, &(0x7f0000000000)={'sit0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x80, 0x1, 0x4, 0x8001, {{0x5, 0x4, 0x0, 0x1, 0x14, 0x465, 0x0, 0x8, 0x29, 0x0, @local, @empty}}}})

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack-socket$inet_udp
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD-syz_extract_tcp_res$synack
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})
syz_extract_tcp_res$synack(0x0, 0x1, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg-ioctl$UI_END_FF_UPLOAD
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
ioctl$UI_END_FF_UPLOAD(r8, 0x406855c9, &(0x7f0000000400)={0x9, 0x81, {0x53, 0x7, 0x8001, {0x7, 0x5}, {0xb75a, 0x401}, @ramp={0x0, 0x5, {0x7, 0x1ff, 0x815, 0x1}}}, {0x54, 0x9, 0x7, {0x7f, 0x35c}, {0x5150, 0x7}, @cond=[{0x0, 0x8, 0x800, 0x4, 0x5, 0x6}, {0x7, 0x7c9e, 0x7ba0, 0x3, 0x6, 0xfff8}]}})

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat-recvmmsg
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS-openat
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./bus\x00', 0x20842, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
r10 = openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)
ioctl$FS_IOC_SETFLAGS(r10, 0x40086602, &(0x7f00000045c0)=0x40)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler-openat
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))
openat(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x0, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl-sched_setscheduler
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")
sched_setscheduler(0x0, 0x5, &(0x7f0000000480))

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat-ioctl
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)
ioctl(r8, 0x6, &(0x7f0000000080)="633951175218de04cbd4dce1263271382396832eea8aef7fe0e96591d98085d565c0b8f31ec553a2afa130059610cbba32b135c3a287a364a30d2f737830bc36927e12906fe530c150c57b65cf6e9be94fb1479f0c7bab9045ce8bdaaa1687dd026f85fbe26b35f3efeb700512d547ba0088d887")

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir-unlinkat
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')
unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x200)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs-chdir
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
chdir(&(0x7f00000003c0)='./bus\x00')

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mkdir
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)

program did not crash
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdirat-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-preadv-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
r9 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
preadv(r9, &(0x7f00000001c0)=[{&(0x7f0000000500)=""/212, 0xd4}], 0x1, 0x33, 0x0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-syz_open_procfs-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_mr_vif\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-syz_ublk_setup_queues-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, <r5=>0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=<r6=>0x0)
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r8 = dup(r7)
syz_ublk_setup_queues(r8, r6, &(0x7f0000000180)={0x0, 0x8591, 0x80, 0x3, 0x3d9}, &(0x7f0000000c00)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xb470, 0x200, 0x1ffe, 0x10000000}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2b98, 0x10000, 0x0, 0x30b, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xfb10, 0x10, 0x1, 0x1af}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc56e, 0x40, 0x0, 0x30f}}], 0x1, &(0x7f0000000340)={0x2e, 0x5d, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, r5, '\x00', {0xfff8, 0x4, 0x0, 0x0}}, 0x0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-dup-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480))
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
dup(r5)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-ioctl$BTRFS_IOC_LOGICAL_INO-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, <r4=>0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480))
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$BTRFS_IOC_LOGICAL_INO(r4, 0xc0389424, &(0x7f0000000780)={0x8, 0x48, '\x00', 0x1, &(0x7f0000000700)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-socket$inet6_tcp-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480))
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mount$cgroup-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480))
mount$cgroup(0x0, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0), 0x800006, &(0x7f0000000600)={[{@none}]})
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-syz_ublk_add_dev-mkdir-mount$incfs
detailed listing:
executing program 0:
r0 = syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0)=<r1=>0x0, &(0x7f00000003c0)=<r2=>0x0, &(0x7f0000000140)=<r3=>0x0)
syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x11, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480))
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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}}): syz_ublk_setup_io_uring-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_ublk_setup_io_uring(0x21, &(0x7f0000000040)={0x0, 0xd8ec, 0x80, 0x1, 0x3b3}, &(0x7f00000002c0), &(0x7f00000003c0), &(0x7f0000000140))
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
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$incfs
detailed listing:
executing program 0:
mkdir(0x0, 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program did not crash
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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000000), 0xc002, 0x0)

program did not crash
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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0xc002, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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$incfs
program crashed: WARNING in shmem_rmdir
simplifying C reproducer
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program did not crash
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program did not crash
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program did not crash
testing compiled C program (duration=45s, {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$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
program crashed: WARNING in shmem_rmdir
testing compiled C program (duration=45s, {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$incfs
program crashed: WARNING in shmem_rmdir
testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
testing program (duration=45s, {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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
testing program (duration=45s, {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$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)

program crashed: WARNING in shmem_rmdir
validation run: crashed=true
reproducing took 1h10m36.909122374s
repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 376 at fs/inode.c:340 drop_nlink+0xce/0x110 fs/inode.c:340
Modules linked in:
CPU: 0 UID: 0 PID: 376 Comm: syz-executor Not tainted syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:drop_nlink+0xce/0x110 fs/inode.c:340
Code: 04 00 00 be 08 00 00 00 e8 4f 14 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 58 ee b3 03 cc e8 32 51 95 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:ffffc9000100fc88 EFLAGS: 00010293
RAX: ffffffff81f2208e RBX: ffff888116cc1308 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000201f80 R12: dffffc0000000000
R13: 1ffff11022d9826a R14: ffff888116cc1350 R15: 0000000000000000
FS:  000055556108f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555610b2958 CR3: 000000010c788000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 shmem_rmdir+0x5f/0x90 mm/shmem.c:3826
 vfs_rmdir+0x3db/0x560 fs/namei.c:4348
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </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/376

CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G        W          syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
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:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000168
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 8000000112f7e067 P4D 8000000112f7e067 PUD 0 
Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G    B   W          syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Tainted: [B]=BAD_PAGE, [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
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 1d 48 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b 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 2d
RSP: 0018:ffffc9000100fcc8 EFLAGS: 00010246
RAX: ffff8881259f0000 RBX: 0000000000000000 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcd8 R08: ffffffff88bb3947 R09: 1ffffffff1176728
R10: dffffc0000000000 R11: fffffbfff1176729 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055556108f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010c788000 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:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </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 1d 48 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b 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 2d
RSP: 0018:ffffc9000100fcc8 EFLAGS: 00010246
RAX: ffff8881259f0000 RBX: 0000000000000000 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcd8 R08: ffffffff88bb3947 R09: 1ffffffff1176728
R10: dffffc0000000000 R11: fffffbfff1176729 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055556108f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010c788000 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 1d 48 95 ff       	call   0xff954830
  13:	48 8d bb 68 01 00 00 	lea    0x168(%rbx),%rdi
  1a:	be 04 00 00 00       	mov    $0x4,%esi
  1f:	e8 0c 0b ee ff       	call   0xffee0b30
  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:	2d                   	.byte 0x2d

final repro crashed as (corrupted=false):
veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 0 PID: 376 at fs/inode.c:340 drop_nlink+0xce/0x110 fs/inode.c:340
Modules linked in:
CPU: 0 UID: 0 PID: 376 Comm: syz-executor Not tainted syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:drop_nlink+0xce/0x110 fs/inode.c:340
Code: 04 00 00 be 08 00 00 00 e8 4f 14 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 58 ee b3 03 cc e8 32 51 95 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:ffffc9000100fc88 EFLAGS: 00010293
RAX: ffffffff81f2208e RBX: ffff888116cc1308 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000201f80 R12: dffffc0000000000
R13: 1ffff11022d9826a R14: ffff888116cc1350 R15: 0000000000000000
FS:  000055556108f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555610b2958 CR3: 000000010c788000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 shmem_rmdir+0x5f/0x90 mm/shmem.c:3826
 vfs_rmdir+0x3db/0x560 fs/namei.c:4348
 incfs_kill_sb+0x102/0x220 fs/incfs/vfs.c:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </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/376

CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G        W          syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
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:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000168
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 8000000112f7e067 P4D 8000000112f7e067 PUD 0 
Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI
CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G    B   W          syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca
Tainted: [B]=BAD_PAGE, [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
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 1d 48 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b 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 2d
RSP: 0018:ffffc9000100fcc8 EFLAGS: 00010246
RAX: ffff8881259f0000 RBX: 0000000000000000 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcd8 R08: ffffffff88bb3947 R09: 1ffffffff1176728
R10: dffffc0000000000 R11: fffffbfff1176729 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055556108f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010c788000 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:1968
 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: 0033:0x7f4700b9f0d7
Code: a2 c7 05 1c 26 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:00007ffdb2ace4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4700b9f0d7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb2ace590
RBP: 00007ffdb2ace590 R08: 00007ffdb2acf590 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2acf620
R13: 00007f4700c3330a R14: 0000000000006cce R15: 00007ffdb2acf660
 </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 1d 48 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b 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 2d
RSP: 0018:ffffc9000100fcc8 EFLAGS: 00010246
RAX: ffff8881259f0000 RBX: 0000000000000000 RCX: ffff8881259f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000100fcd8 R08: ffffffff88bb3947 R09: 1ffffffff1176728
R10: dffffc0000000000 R11: fffffbfff1176729 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055556108f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000168 CR3: 000000010c788000 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 1d 48 95 ff       	call   0xff954830
  13:	48 8d bb 68 01 00 00 	lea    0x168(%rbx),%rdi
  1a:	be 04 00 00 00       	mov    $0x4,%esi
  1f:	e8 0c 0b ee ff       	call   0xffee0b30
  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:	2d                   	.byte 0x2d