Extracting prog: 4m18.641470011s
Minimizing prog: 6m12.537085048s
Simplifying prog options: 0s
Extracting C: 35.015117201s
Simplifying C: 11m17.291946108s


extracting reproducer from 30 programs
testing a last program of every proc
single: executing 5 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-open_tree-move_mount
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x20842, 0x63)
r0 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x9801)
move_mount(r0, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-openat$dir-getdents64
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000003880), &(0x7f00000000c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="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"], 0xfd, 0x2b0, &(0x7f00000007c0)="$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")
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x8000, 0x90)
getdents64(r0, &(0x7f0000000f80)=""/4096, 0x1000)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="1b00000000000000000000000080"], 0x50)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0x14, &(0x7f0000000300)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x9}, {}, {}, {}, {}, {0x7, 0x0, 0xb, 0x4, 0x0, 0x0, 0x1}}, @printk={@p, {}, {}, {}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x100}, {0x85, 0x0, 0x0, 0x72}}]}, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2a, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0x0, 0x10, 0x10, &(0x7f00000002c0)="0000ffffffffa000", &(0x7f00000003c0)=""/10, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x49)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space!
a never seen crash title: WARNING: lock held when returning to user space!, ignore
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x108}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8b30, &(0x7f0000000040)={'wlan0\x00'})

program crashed: WARNING: lock held when returning to user space in cfg80211_wext_siwgenie
validation run: crashed=true
reproducing took 24m45.036168519s
repro crashed as (corrupted=false):
================================================
WARNING: lock held when returning to user space!
syzkaller #0 Not tainted
------------------------------------------------
syz.0.17/4425 is leaving the kernel with locks still held!
1 lock held by syz.0.17/4425:
 #0: ffff888027680d40 (&wdev->mtx){+.+.}-{3:3}, at: wdev_lock net/wireless/core.h:231 [inline]
 #0: ffff888027680d40 (&wdev->mtx){+.+.}-{3:3}, at: cfg80211_wext_siwgenie+0xd4/0x3f0 net/wireless/wext-sme.c:340

final repro crashed as (corrupted=false):
================================================
WARNING: lock held when returning to user space!
syzkaller #0 Not tainted
------------------------------------------------
syz.0.17/4425 is leaving the kernel with locks still held!
1 lock held by syz.0.17/4425:
 #0: ffff888027680d40 (&wdev->mtx){+.+.}-{3:3}, at: wdev_lock net/wireless/core.h:231 [inline]
 #0: ffff888027680d40 (&wdev->mtx){+.+.}-{3:3}, at: cfg80211_wext_siwgenie+0xd4/0x3f0 net/wireless/wext-sme.c:340