Extracting prog: 4m48.77314021s
Minimizing prog: 1h56m35.514812462s
Simplifying prog options: 7m57.790026139s
Extracting C: 3m9.747723434s
Simplifying C: 18m46.76604026s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD-bpf$PROG_LOAD_XDP
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)
bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000500)={0x6, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000280)='GPL\x00', 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, &(0x7f00000004c0), 0x10}, 0x94)

program crashed: INFO: task hung in _free_event
single: successfully extracted reproducer
found reproducer with 13 syscalls
minimizing guilty program
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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_CREATE-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
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}}): perf_event_open-syz_clone-openat$tun-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
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}}): perf_event_open-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, 0x0, 0x0)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
r0 = bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x6}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, 0x0, 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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={0x0, 0x0}, 0x28)

program did not crash
extracting C reproducer
testing compiled C 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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: WARNING in perf_pending_task
a never seen crash title: WARNING in perf_pending_task, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing compiled C program (duration=6m0s, {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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing compiled C program (duration=6m0s, {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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing compiled C program (duration=6m0s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
program crashed: INFO: task hung in _free_event
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
validation run: crashed=true
testing program (duration=6m0s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
validation run: crashed=true
testing program (duration=6m0s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-syz_clone-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-perf_event_open-bpf$MAP_CREATE-bpf$BPF_BTF_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x24, 0x12506, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}, 0x7602}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_clone(0x630c1100, 0x0, 0x3ffff, 0x0, 0x0, 0x0)
bpf$MAP_CREATE(0x0, 0x0, 0x0)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x8000}, 0x38)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[], 0x48)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000300)={&(0x7f0000000440)={{0xeb9f, 0x1, 0x0, 0x18, 0x7e, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x28)

program crashed: INFO: task hung in _free_event
validation run: crashed=true
reproducing took 2h38m12.289520397s
repro crashed as (corrupted=false):
INFO: task syz.0.54:4551 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.54        state:D stack:25056 pid:4551  ppid:4388   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 perf_pending_task_sync kernel/events/core.c:5031 [inline]
 _free_event+0x171/0x10a0 kernel/events/core.c:5037
 put_event kernel/events/core.c:5162 [inline]
 perf_event_release_kernel+0x832/0x8c0 kernel/events/core.c:5287
 perf_release+0x37/0x40 kernel/events/core.c:5297
 __fput+0x22c/0x920 fs/file_table.c:320
 task_work_run+0x1ca/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f54cab8f6c9
RSP: 002b:00007ffe604200f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000025cd6 RCX: 00007f54cab8f6c9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000a604203ef
R10: 0000001b2e320000 R11: 0000000000000246 R12: 00007f54cade5fac
R13: 00007f54cade5fa0 R14: ffffffffffffffff R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
 #0: ffffffff8cb2b630 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
 #0: ffffffff8cb2be50 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517
1 lock held by khungtaskd/27:
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6513
2 locks held by kworker/u4:4/75:
 #0: ffff8880b8e3aad8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: do_perf_sw_event kernel/events/core.c:9706 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: ___perf_sw_event+0x13c/0x630 kernel/events/core.c:9744
4 locks held by kworker/u4:5/1276:
 #0: ffff8880b8e3aad8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: do_perf_sw_event kernel/events/core.c:9706 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: ___perf_sw_event+0x13c/0x630 kernel/events/core.c:9744
 #2: ffff8880b8e28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:999
 #3: ffffffff96e69f10 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x6a/0x490 lib/debugobjects.c:698
2 locks held by getty/4034:
 #0: ffff88814d7d1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41b/0x1380 drivers/tty/n_tty.c:2198
5 locks held by kworker/u4:6/4510:

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x168/0x22e lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3f4/0x470 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
 watchdog+0xeee/0xf30 kernel/hung_task.c:377
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 75 Comm: kworker/u4:4 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:mark_lock+0xe2/0x320 kernel/locking/lockdep.c:4606
Code: 03 42 0f b6 04 28 84 c0 0f 85 06 02 00 00 83 3d e3 df 5a 15 00 74 36 45 31 ff 49 83 c7 50 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 <74> 08 4c 89 ff e8 e4 53 6d 00 b8 01 00 00 00 45 85 27 74 50 48 83
RSP: 0018:ffffc900015b7800 EFLAGS: 00000046
RAX: 1ffffffff208d84a RBX: ffff88801852d940 RCX: ffffffff8163b124
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90ae2240
RBP: 0000000000000009 R08: dffffc0000000000 R09: fffffbfff215c449
R10: fffffbfff215c449 R11: 1ffffffff215c448 R12: 0000000000000200
R13: dffffc0000000000 R14: ffff88801852e470 R15: ffffffff9046c250
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555a1525c8 CR3: 000000000c88e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 mark_usage kernel/locking/lockdep.c:4549 [inline]
 __lock_acquire+0xd6f/0x7c50 kernel/locking/lockdep.c:5003
 lock_acquire+0x1b4/0x490 kernel/locking/lockdep.c:5662
 rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 rcu_read_lock include/linux/rcupdate.h:791 [inline]
 batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline]
 batadv_nc_worker+0xeb/0x600 net/batman-adv/network-coding.c:719
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>

final repro crashed as (corrupted=false):
INFO: task syz.0.54:4551 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.54        state:D stack:25056 pid:4551  ppid:4388   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 perf_pending_task_sync kernel/events/core.c:5031 [inline]
 _free_event+0x171/0x10a0 kernel/events/core.c:5037
 put_event kernel/events/core.c:5162 [inline]
 perf_event_release_kernel+0x832/0x8c0 kernel/events/core.c:5287
 perf_release+0x37/0x40 kernel/events/core.c:5297
 __fput+0x22c/0x920 fs/file_table.c:320
 task_work_run+0x1ca/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f54cab8f6c9
RSP: 002b:00007ffe604200f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000025cd6 RCX: 00007f54cab8f6c9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000a604203ef
R10: 0000001b2e320000 R11: 0000000000000246 R12: 00007f54cade5fac
R13: 00007f54cade5fa0 R14: ffffffffffffffff R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
 #0: ffffffff8cb2b630 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
 #0: ffffffff8cb2be50 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517
1 lock held by khungtaskd/27:
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #0: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6513
2 locks held by kworker/u4:4/75:
 #0: ffff8880b8e3aad8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: do_perf_sw_event kernel/events/core.c:9706 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: ___perf_sw_event+0x13c/0x630 kernel/events/core.c:9744
4 locks held by kworker/u4:5/1276:
 #0: ffff8880b8e3aad8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: do_perf_sw_event kernel/events/core.c:9706 [inline]
 #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: ___perf_sw_event+0x13c/0x630 kernel/events/core.c:9744
 #2: ffff8880b8e28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:999
 #3: ffffffff96e69f10 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x6a/0x490 lib/debugobjects.c:698
2 locks held by getty/4034:
 #0: ffff88814d7d1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41b/0x1380 drivers/tty/n_tty.c:2198
5 locks held by kworker/u4:6/4510:

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x168/0x22e lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3f4/0x470 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
 watchdog+0xeee/0xf30 kernel/hung_task.c:377
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 75 Comm: kworker/u4:4 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:mark_lock+0xe2/0x320 kernel/locking/lockdep.c:4606
Code: 03 42 0f b6 04 28 84 c0 0f 85 06 02 00 00 83 3d e3 df 5a 15 00 74 36 45 31 ff 49 83 c7 50 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 <74> 08 4c 89 ff e8 e4 53 6d 00 b8 01 00 00 00 45 85 27 74 50 48 83
RSP: 0018:ffffc900015b7800 EFLAGS: 00000046
RAX: 1ffffffff208d84a RBX: ffff88801852d940 RCX: ffffffff8163b124
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90ae2240
RBP: 0000000000000009 R08: dffffc0000000000 R09: fffffbfff215c449
R10: fffffbfff215c449 R11: 1ffffffff215c448 R12: 0000000000000200
R13: dffffc0000000000 R14: ffff88801852e470 R15: ffffffff9046c250
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555a1525c8 CR3: 000000000c88e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 mark_usage kernel/locking/lockdep.c:4549 [inline]
 __lock_acquire+0xd6f/0x7c50 kernel/locking/lockdep.c:5003
 lock_acquire+0x1b4/0x490 kernel/locking/lockdep.c:5662
 rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 rcu_read_lock include/linux/rcupdate.h:791 [inline]
 batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline]
 batadv_nc_worker+0xeb/0x600 net/batman-adv/network-coding.c:719
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>