Extracting prog: 5m30.176867542s
Minimizing prog: 1h22m42.913692251s
Simplifying prog options: 0s
Extracting C: 3m25.278214718s
Simplifying C: 27m42.770004531s


extracting reproducer from 51 programs
testing a last program of every proc
single: executing 11 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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill-openat$nci-openat$rfkill-close-sendmsg$TIPC_CMD_SHOW_NAME_TABLE-ioctl$OCFS2_IOC_UNRESVSP64
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r2) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)
r4 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) (async)
close(r4)
sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)={0x30, r3, 0x1, 0x60bd2c, 0x0, {{}, {0x0, 0x6}, {0x14}}}, 0x30}, 0x1, 0x0, 0x0, 0x4000080}, 0x0)
ioctl$OCFS2_IOC_UNRESVSP64(r4, 0x4030582b, &(0x7f0000000140)={0x1, 0x0, 0xfffffffffffffff6, 0x80f, 0x7, 0x400})

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
single: successfully extracted reproducer
found reproducer with 14 syscalls
minimizing guilty program
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill-openat$nci-openat$rfkill-close-sendmsg$TIPC_CMD_SHOW_NAME_TABLE
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r2) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)
r4 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) (async)
close(r4)
sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)={0x30, r3, 0x1, 0x60bd2c, 0x0, {{}, {0x0, 0x6}, {0x14}}}, 0x30}, 0x1, 0x0, 0x0, 0x4000080}, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill-openat$nci-openat$rfkill-close
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r1) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)
r2 = openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) (async)
close(r2)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill-openat$nci-openat$rfkill
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r1) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) (async)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r1) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$rfkill
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r1) (async)
openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100), 0x40002, 0x0) (async)

program did not crash
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$tipc-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000240), r1) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-socket$nl_generic-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
socket$nl_generic(0x10, 0x3, 0x10)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-socket$nl_generic-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-socket$nl_generic-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-socket$kcm-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
socket$kcm(0x1e, 0x1, 0x0) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-setsockopt$inet_udp_encap-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0), 0x4) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-setsockopt$inet_udp_encap-openat$nci
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) (async)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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$inet_udp-openat$nci
detailed listing:
executing program 0:
socket$inet_udp(0x2, 0x2, 0x0)
openat$nci(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0)

program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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=8m6.631315143s, {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 did not crash
extracting C reproducer
testing compiled C program (duration=8m6.631315143s, {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$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
simplifying C reproducer
testing compiled C program (duration=8m6.631315143s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m6.631315143s, {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$nci
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=8m6.631315143s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m6.631315143s, {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$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m6.631315143s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m6.631315143s, {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$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing compiled C program (duration=8m6.631315143s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nci
program crashed: BUG: MAX_LOCKDEP_KEYS too low!
testing program (duration=8m6.631315143s, {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=8m6.631315143s, {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=8m6.631315143s, {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 2h10m57.837087128s
repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 26516 Comm: syz.3.4984 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 register_lock_class+0x2a9/0x2e0 kernel/locking/lockdep.c:1332
 __lock_acquire+0xad/0x2cf0 kernel/locking/lockdep.c:5112
 lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
 touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:3991
 __flush_workqueue+0x14b/0x14f0 kernel/workqueue.c:4033
 drain_workqueue+0xd3/0x390 kernel/workqueue.c:4197
 destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:5967
 nci_unregister_device+0xae/0x260 net/nfc/nci/core.c:1333
 virtual_ncidev_close+0x56/0x90 drivers/nfc/virtual_ncidev.c:168
 __fput+0x44f/0xa70 fs/file_table.c:469
 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:67 [inline]
 exit_to_user_mode_loop+0xed/0x480 kernel/entry/common.c:98
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
 do_syscall_64+0x32d/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8ddf59c819
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:00007ffc9e98df38 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffc9e98e020 RCX: 00007f8ddf59c819
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00000000000555c3 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2d420000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8ddf815fac R14: 00007f8ddf815fa8 R15: 00007f8ddf815fa0
 </TASK>

final repro crashed as (corrupted=false):
BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 26516 Comm: syz.3.4984 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 register_lock_class+0x2a9/0x2e0 kernel/locking/lockdep.c:1332
 __lock_acquire+0xad/0x2cf0 kernel/locking/lockdep.c:5112
 lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
 touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:3991
 __flush_workqueue+0x14b/0x14f0 kernel/workqueue.c:4033
 drain_workqueue+0xd3/0x390 kernel/workqueue.c:4197
 destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:5967
 nci_unregister_device+0xae/0x260 net/nfc/nci/core.c:1333
 virtual_ncidev_close+0x56/0x90 drivers/nfc/virtual_ncidev.c:168
 __fput+0x44f/0xa70 fs/file_table.c:469
 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:67 [inline]
 exit_to_user_mode_loop+0xed/0x480 kernel/entry/common.c:98
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
 do_syscall_64+0x32d/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8ddf59c819
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:00007ffc9e98df38 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffc9e98e020 RCX: 00007f8ddf59c819
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00000000000555c3 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2d420000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8ddf815fac R14: 00007f8ddf815fa8 R15: 00007f8ddf815fa0
 </TASK>