Extracting prog: 25m29.954956417s
Minimizing prog: 43m49.672496668s
Simplifying prog options: 0s
Extracting C: 3m59.8947068s
Simplifying C: 26m2.468748142s


extracting reproducer from 35 programs
testing a last program of every proc
single: executing 10 programs separately with timeout 6m0s
testing program (duration=6m0s, {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}}): socket$nl_netfilter-sendmsg$NFQNL_MSG_CONFIG-socket$nl_netfilter-socket$l2tp-setsockopt$IPT_SO_SET_REPLACE-socket$inet6_sctp-socket$packet-sendmsg$BATADV_CMD_GET_MESH-sendmsg$nl_route_sched-sendto$packet-openat$tun-ioctl$TUNSETIFF-socket$inet6-bind$inet6-openat$cgroup_root-socket$kcm-ioctl$SIOCSIFHWADDR-setsockopt$inet6_udp_encap-write$tun-setsockopt$inet6_int-bind$inet6-sendmmsg$inet6-socket$inet6_sctp-bind$inet6-sendmmsg$inet6-shutdown-sendmsg$NFT_BATCH-socket$nl_generic-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="3400000002030104fa00000000000000000000000800034000000000080004400000000008000540000000000800010001"], 0x34}}, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
r2 = socket$l2tp(0x2, 0x2, 0x73)
setsockopt$IPT_SO_SET_REPLACE(r2, 0x0, 0x40, &(0x7f0000000c40)=@mangle={'mangle\x00', 0x44, 0x6, 0x390, 0x1c8, 0x98, 0x98, 0x1c8, 0x260, 0x2f8, 0x2f8, 0x2f8, 0x2f8, 0x2f8, 0x6, 0x0, {[{{@ip={@broadcast, @dev={0xac, 0x14, 0x14, 0x14}, 0xff, 0xff000000, 'pim6reg1\x00', 'bridge_slave_0\x00', {0x59e9ca6af987edf9}, {0xff}, 0x88, 0x3}, 0x0, 0x70, 0x98}, @TTL={0x28, 'TTL\x00', 0x0, {0x1, 0x9}}}, {{@ip={@loopback, @local, 0x0, 0x0, 'wg2\x00', 'veth0_virt_wifi\x00', {}, {0xff}, 0x6, 0x0, 0x42}, 0x0, 0x70, 0x98}, @common=@inet=@SYNPROXY={0x28, 'SYNPROXY\x00', 0x0, {0x1d, 0x6, 0x8001}}}, {{@uncond, 0x0, 0x70, 0x98}, @unspec=@CHECKSUM={0x28}}, {{@uncond, 0x0, 0x70, 0x98}, @unspec=@CHECKSUM={0x28}}, {{@uncond, 0x0, 0x70, 0x98}, @ECN={0x28, 'ECN\x00', 0x0, {0x0, 0xfc}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x3f0)
r3 = socket$inet6_sctp(0xa, 0x1, 0x84)
r4 = socket$packet(0x11, 0x3, 0x300)
sendmsg$BATADV_CMD_GET_MESH(0xffffffffffffffff, 0x0, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0)
sendto$packet(r4, 0x0, 0x0, 0x20000005, 0x0, 0x0)
r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0)
ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
r6 = socket$inet6(0xa, 0x2, 0x0)
bind$inet6(r6, &(0x7f0000000100)={0xa, 0x4e20, 0x0, @empty, 0x3}, 0x1c)
openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
r7 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r7, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
setsockopt$inet6_udp_encap(r6, 0x11, 0x64, &(0x7f0000000040)=0x2, 0x4)
write$tun(r5, &(0x7f00000004c0)={@val={0x8, 0x800}, @val={0x0, 0x3, 0x6, 0xfdcd, 0x2f, 0x40}, @ipv4=@udp={{0x5, 0x4, 0x3, 0x28, 0x26, 0x63, 0x0, 0x40, 0x11, 0x0, @private=0xa010104, @local}, {0x4e26, 0x4e20, 0x12, 0x0, @gue={{0x2, 0x1, 0x1, 0x81, 0x0, @val=0x80}, "3de7"}}}}, 0x34)
setsockopt$inet6_int(r3, 0x29, 0x1a, &(0x7f0000000100)=0x8001, 0x4)
bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e23, 0xa, @empty, 0x9}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000000480)=[{{&(0x7f0000000040)={0xa, 0x4e23, 0xb, @loopback, 0x1}, 0x1c, &(0x7f0000000380)=[{&(0x7f0000000140)='2', 0x1}], 0x1}}], 0x1, 0x8000)
r8 = socket$inet6_sctp(0xa, 0x1, 0x84)
bind$inet6(r8, &(0x7f0000000140)={0xa, 0x4e23, 0x100002, @ipv4={'\x00', '\xff\xff', @empty}, 0x1e}, 0x1c)
sendmmsg$inet6(r8, &(0x7f0000000680)=[{{&(0x7f0000000080)={0xa, 0x4e23, 0xab, @loopback, 0x8}, 0x1c, &(0x7f0000000780)=[{&(0x7f0000000900)='2', 0x1}], 0x1}}], 0x1, 0x20000014)
shutdown(r3, 0x1)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000004c0)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x3}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x301, 0x0, 0x0, {0x1}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x40, 0x3, 0xa, 0x101, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_NAME={0x9, 0x3, 'syz2\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_PRIORITY={0x8}, @NFTA_HOOK_HOOKNUM={0x8}]}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWRULE={0x14, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1}}], {0x14}}, 0x9c}}, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000180), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000001c0)={'wlan0\x00'})

program did not crash
testing program (duration=6m0s, {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}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_AUTHENTICATE
detailed listing:
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000280), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan0\x00'})
sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="7f8f8ede91e0c8d8c776e9ccbd0000000000000000ced57f5eafe2441618814744a289b62aa699e991c6e6d2f029f85992f4096cb79210dc5bb1e0b41abd3062a818"], 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x0)

program did not crash
testing program (duration=6m0s, {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_genetlink_get_family_id$nl802154-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$netlbl_calipso-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$NL802154_CMD_SET_SEC_PARAMS
detailed listing:
executing program 0:
r0 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), 0xffffffffffffffff)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$netlbl_calipso(0x0, 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f0000000240)={'wpan0\x00', <r2=>0x0})
sendmsg$NL802154_CMD_SET_SEC_PARAMS(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x24, r0, 0x1, 0x70bd2c, 0x25dfdbfb, {}, [@NL802154_ATTR_SEC_ENABLED={0x5, 0x29, 0x5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}]}, 0x24}, 0x1, 0x0, 0x0, 0x8001}, 0x20048010)

program did not crash
testing program (duration=6m0s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX-sendmsg$NFC_CMD_DEV_UP-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$ieee802154-sendmsg$IEEE802154_SCAN_REQ-sendmsg$IEEE802154_SET_MACPARAMS
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0)=<r3=>0x0)
sendmsg$NFC_CMD_DEV_UP(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0104742781c71a26bd7000f8dbdf25020000", @ANYRES32=r3, @ANYRESHEX=r3, @ANYRES8, @ANYRES8=r3], 0x1c}}, 0x4008054)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000800), r4)
sendmsg$IEEE802154_SCAN_REQ(r4, &(0x7f0000000b40)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000ac0)={0x24, r5, 0xd5c15c672e322a81, 0x0, 0x0, {}, [@IEEE802154_ATTR_CHANNELS={0x8}, @IEEE802154_ATTR_SCAN_TYPE={0x5}]}, 0x24}}, 0x0)
sendmsg$IEEE802154_SET_MACPARAMS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r5, 0x300, 0x70bd2c, 0x0, {}, [@IEEE802154_ATTR_FRAME_RETRIES={0x5, 0x28, 0xe9}, @IEEE802154_ATTR_CCA_MODE={0x5, 0x23, 0xd}, @IEEE802154_ATTR_CSMA_MAX_BE={0x5, 0x27, 0x1}, @IEEE802154_ATTR_LBT_ENABLED={0x5}, @IEEE802154_ATTR_CSMA_RETRIES={0x5, 0x25, 0x7b}, @IEEE802154_ATTR_CCA_ED_LEVEL={0x8, 0x24, 0x5}, @IEEE802154_ATTR_CSMA_RETRIES={0x5, 0x25, 0x40}, @IEEE802154_ATTR_LBT_ENABLED={0x5, 0x22, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0xc080}, 0x80)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX-sendmsg$NFC_CMD_DEV_UP-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$ieee802154-sendmsg$IEEE802154_SCAN_REQ
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0)=<r3=>0x0)
sendmsg$NFC_CMD_DEV_UP(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0104742781c71a26bd7000f8dbdf25020000", @ANYRES32=r3, @ANYRESHEX=r3, @ANYRES8, @ANYRES8=r3], 0x1c}}, 0x4008054)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000800), r4)
sendmsg$IEEE802154_SCAN_REQ(r4, &(0x7f0000000b40)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000ac0)={0x24, r5, 0xd5c15c672e322a81, 0x0, 0x0, {}, [@IEEE802154_ATTR_CHANNELS={0x8}, @IEEE802154_ATTR_SCAN_TYPE={0x5}]}, 0x24}}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX-sendmsg$NFC_CMD_DEV_UP-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$ieee802154
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0)=<r3=>0x0)
sendmsg$NFC_CMD_DEV_UP(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0104742781c71a26bd7000f8dbdf25020000", @ANYRES32=r3, @ANYRESHEX=r3, @ANYRES8, @ANYRES8=r3], 0x1c}}, 0x4008054)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$ieee802154(&(0x7f0000000800), r4)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX-sendmsg$NFC_CMD_DEV_UP-syz_init_net_socket$nl_generic
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0)=<r3=>0x0)
sendmsg$NFC_CMD_DEV_UP(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0104742781c71a26bd7000f8dbdf25020000", @ANYRES32=r3, @ANYRESHEX=r3, @ANYRES8, @ANYRES8=r3], 0x1c}}, 0x4008054)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX-sendmsg$NFC_CMD_DEV_UP
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0)=<r3=>0x0)
sendmsg$NFC_CMD_DEV_UP(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0104742781c71a26bd7000f8dbdf25020000", @ANYRES32=r3, @ANYRESHEX=r3, @ANYRES8, @ANYRES8=r3], 0x1c}}, 0x4008054)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-ioctl$IOCTL_GET_NCIDEV_IDX
detailed listing:
executing program 0:
r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r1)
ioctl$IOCTL_GET_NCIDEV_IDX(r0, 0x0, &(0x7f00000000c0))

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000100), r0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci-syz_init_net_socket$nl_generic
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {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$nci
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, 0x0, 0x2, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=8m15.55127098s, {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$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
simplifying C reproducer
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m15.55127098s, {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: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$nci
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
testing program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
testing program (duration=8m15.55127098s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
detailed listing:
executing program 0:
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
validation run: crashed=true
reproducing took 1h56m9.814893472s
repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 25765 Comm: syz.0.4894 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 register_lock_class+0x2aa/0x2e0 kernel/locking/lockdep.c:1332
 __lock_acquire+0xab/0x2cf0 kernel/locking/lockdep.c:5112
 lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5868
 touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:4037
 __flush_workqueue+0x148/0x1470 kernel/workqueue.c:4079
 drain_workqueue+0xce/0x380 kernel/workqueue.c:4243
 destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:6068
 nci_unregister_device+0xac/0x250 net/nfc/nci/core.c:1333
 virtual_ncidev_close+0x56/0x90 drivers/nfc/virtual_ncidev.c:168
 __fput+0x418/0xa50 fs/file_table.c:512
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1fa/0x730 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x353/0x580 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f33ee39de59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff08e3b478 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fff08e3b560 RCX: 00007f33ee39de59
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000004d7b2 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b31720000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f33ee625fac R14: 00007f33ee625fa8 R15: 00007f33ee625fa0
 </TASK>

final repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 25765 Comm: syz.0.4894 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 register_lock_class+0x2aa/0x2e0 kernel/locking/lockdep.c:1332
 __lock_acquire+0xab/0x2cf0 kernel/locking/lockdep.c:5112
 lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5868
 touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:4037
 __flush_workqueue+0x148/0x1470 kernel/workqueue.c:4079
 drain_workqueue+0xce/0x380 kernel/workqueue.c:4243
 destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:6068
 nci_unregister_device+0xac/0x250 net/nfc/nci/core.c:1333
 virtual_ncidev_close+0x56/0x90 drivers/nfc/virtual_ncidev.c:168
 __fput+0x418/0xa50 fs/file_table.c:512
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1fa/0x730 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x353/0x580 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f33ee39de59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff08e3b478 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fff08e3b560 RCX: 00007f33ee39de59
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000004d7b2 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b31720000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f33ee625fac R14: 00007f33ee625fa8 R15: 00007f33ee625fa0
 </TASK>