Extracting prog: 16m12.613600507s
Minimizing prog: 37m18.485780813s
Simplifying prog options: 16m38.956561417s
Extracting C: 4m57.319772151s
Simplifying C: 0s


extracting reproducer from 42 programs
testing a last program of every proc
single: executing 12 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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_GET_PROG_INFO-bpf$PROG_LOAD-bpf$BPF_GET_PROG_INFO-bpf$PROG_LOAD-bpf$BPF_PROG_WITH_BTFID_LOAD-setsockopt$sock_attach_bpf-perf_event_open-socket$kcm-openat$cgroup_ro-bpf$BPF_BTF_LOAD-close-bpf$BPF_PROG_TEST_RUN-socketpair$unix-ioctl$SIOCSIFHWADDR-sendmsg$kcm-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$PROG_BIND_MAP-ioctl$PERF_EVENT_IOC_SET_BPF-socket$kcm-bpf$PROG_LOAD-bpf$PROG_LOAD-ioctl$SIOCSIFHWADDR-bpf$PROG_LOAD-bpf$PROG_BIND_MAP-ioctl$sock_kcm_SIOCKCMATTACH-close
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="0a00000004000000ff0f000007"], 0x48)
bpf$PROG_LOAD(0x5, &(0x7f0000001380)={0x15, 0xc, &(0x7f0000000cc0)=ANY=[@ANYRES16=r0, @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb7030000080000002d01000000000000850000000100000095"], 0x0, 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000d40)={0x20, 0x14, &(0x7f0000000e00)=ANY=[@ANYBLOB="180000000000000000000000000000001801000020646c2100000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000000007808500000075"], 0x0, 0x0, 0x0, 0x0, 0x40f03, 0x50, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffcac, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0xfffffffffffffeef)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001b40)={r1, 0xe0, &(0x7f0000001a40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000a80)=[0x0, 0x0, 0x0], ""/16, <r2=>0x0, 0x0, 0x0, 0x0, 0x1, 0x4, &(0x7f0000000ac0)=[0x0], &(0x7f0000000b00)=[0x0, 0x0, 0x0, 0x0], 0x0, 0x56, &(0x7f0000000b80)=[{}], 0x8, 0x10, &(0x7f0000000f40), &(0x7f0000001140), 0x8, 0xf8, 0x8, 0x8, &(0x7f0000001180)}}, 0x10)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000e80)={0x1f, 0xc, &(0x7f0000000f40)=ANY=[], &(0x7f0000000f80)='GPL\x00', 0x2, 0x0, 0x0, 0x0, 0x43, '\x00', r2, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_GET_PROG_INFO(0xa, &(0x7f0000000fc0)={r3, 0x0, 0x0}, 0x10)
r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000880)={0x5, 0xb, &(0x7f0000000940)=ANY=[@ANYBLOB="18080000000000000000000000000000180100002020702500000000040000007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000000085001b000600000095"], &(0x7f00000009c0)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
r5 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000001600)=@bpf_ext={0x1c, 0x8, &(0x7f0000001880)=ANY=[@ANYBLOB="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"], &(0x7f0000001440)='GPL\x00', 0x2, 0x59, &(0x7f0000001480)=""/89, 0x41100, 0x42, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000001500)={0x8, 0x3}, 0x8, 0x10, &(0x7f0000001540)={0x0, 0xa, 0x5ef, 0xfffffffd}, 0x10, 0x73b, r4, 0x3, &(0x7f0000001580)=[r0, r0, r0, r0, r0, r0, r0, r0], &(0x7f00000015c0)=[{0x1, 0x3, 0x8, 0x8}, {0x1, 0x1, 0x10, 0x1}, {0x1, 0x1, 0xfffffffe, 0x4}], 0x10, 0x1ff}, 0x94)
setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f00000016c0)=r5, 0x4)
r6 = perf_event_open(&(0x7f0000000a00)={0x2, 0x80, 0xde, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80720, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_bp={0x0, 0xe}, 0x0, 0x2}, 0x0, 0xfbffffffffffffff, 0xffffffffffffffff, 0x9)
r7 = socket$kcm(0x10, 0x2, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000840)='blkio.bfq.io_serviced\x00', 0x26e1, 0x0)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000001340)={&(0x7f0000001700)=ANY=[@ANYRES64=r8], &(0x7f0000001280)=""/192, 0x126, 0xc0, 0x0, 0x7}, 0x28)
close(r8)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000001000)={0xffffffffffffffff, 0x0, 0x17, 0x0, &(0x7f0000001080)="3d25ab555b19c40500017085080040fee5a9908af134a1", 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000010c0))
ioctl$SIOCSIFHWADDR(r8, 0x8b29, &(0x7f0000001100)={'wlan1\x00', @random="010000000700"})
sendmsg$kcm(r7, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000480)="d8000000140081044e81f782db44b9040a1d080201000000040000a118000200ff210000000000000010000000000000003f16ea1f00084003bc5f54c92011148ed08734843cb12b00000803600cfab94dcf5c0461c1d67f722f054f55153c6f94007134cf6ee08000a09108a8d8ef075c0100000000000000cb490000001fb791643a5e835913b06218df577b5ab4bcdcdbd9d322fe7c9fd68775730d1600360d8bcc00400040fad95667e0060000725c8bbb58794c643b000000000580bb9ad809d5e1cace81b341139fe3cd4032e8edb100273f90a9b9", 0xd8}], 0x1, 0x0, 0x0, 0x7400}, 0x20004c04)
bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x0, 0xc, &(0x7f0000000680)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000070000001801000020756c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000a5df850000002d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', r2, @fallback=0x10, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f0000000700)={0x0, 0xc, &(0x7f00000007c0)=ANY=[@ANYBLOB="18090000000000000000000000000000850000006d"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_BIND_MAP(0xa, &(0x7f0000000bc0), 0xc)
ioctl$PERF_EVENT_IOC_SET_BPF(r6, 0x40042408, r4)
r9 = socket$kcm(0x23, 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x5, 0xc, &(0x7f00000000c0)=ANY=[@ANYBLOB="18020000ffffffff00000000000000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8fffdffb702000008000000b7030000000000008500000008000000850000007d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0xd, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xdbc}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f0000000c00)={0xa, 0x4, &(0x7f0000000200)=ANY=[@ANYRES32=r8], 0x0, 0x0, 0x0, 0x0, 0x41000, 0x4, '\x00', 0x0, @fallback=0x2, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
ioctl$SIOCSIFHWADDR(r8, 0x8924, &(0x7f0000000b40)={'wg1\x00', @multicast})
r10 = bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x11, 0x14, &(0x7f0000000300)=ANY=[@ANYBLOB="180000000000000000000000000000001801000020646c2100000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000000007808500000010"], &(0x7f0000000380)='GPL\x00', 0x0, 0x0, 0x0, 0x40f03, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_BIND_MAP(0xa, &(0x7f00000003c0)={r10}, 0xc)
ioctl$sock_kcm_SIOCKCMATTACH(r9, 0x89e0, &(0x7f0000000580)={r7, r4})
close(r9)

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}}): bpf$ENABLE_STATS-perf_event_open-bpf$MAP_CREATE-bpf$BPF_MAP_LOOKUP_AND_DELETE_ELEM-bpf$PROG_LOAD_XDP-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-ioctl$PERF_EVENT_IOC_SET_BPF-syz_open_procfs$namespace
detailed listing:
executing program 0:
bpf$ENABLE_STATS(0x20, 0x0, 0x0)
r0 = perf_event_open(&(0x7f0000000100)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000300), 0x4}, 0x4044, 0x0, 0x0, 0x2, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xb)
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYRESHEX=r0, @ANYBLOB="47d91c26c04c4c24e9b2bf8664511284cb95c89647d768faa0"], 0x48)
bpf$BPF_MAP_LOOKUP_AND_DELETE_ELEM(0x15, &(0x7f00000001c0)={r1, &(0x7f0000000040)="809b62694b356caad7d9a3a185104016ec966e4f0db22d39e6c61c0e1e2dd0bf46518231735a0c8ec51b251669ebea461771eae827ee5899840302cc002a26cf0c8be0fd2b23ea5cb61ae85db2bc2f04413b73e4c599cf55284ad73fe6a9dd3632e378b39764c79d8dd7422c9f2846c059c5eef36527fc61eb7e3a8d5182ab6cc9b404", &(0x7f0000000180)=""/55, 0x4}, 0x20)
bpf$PROG_LOAD_XDP(0x5, &(0x7f00000004c0)={0x3, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000005900000095"], 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x40000000}, 0x94)
bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000580)={{r1}, 0x0, &(0x7f00000002c0)}, 0x20)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x7, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x42, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r2)
syz_open_procfs$namespace(0x0, &(0x7f0000000300)='ns/ipc\x00')

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): perf_event_open-perf_event_open-perf_event_open$cgroup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_QUERY
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x1, 0xf, &(0x7f0000000140)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, {{0x18, 0x1, 0x1, 0x0, r0}}, {}, [], {{}, {0x7, 0x0, 0xb, 0x2, 0x0, 0x0, 0x2}, {0x85, 0x0, 0x0, 0x84}}}, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x1, '\x00', 0x0, @fallback=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0xfca804a0, 0x10, 0x38, &(0x7f00000002c0)="b800000500000000", &(0x7f0000000300)=""/8, 0x500, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x4c)
bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000400)={@map=r0, 0x5, 0x0, 0x1, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6, 0x0, &(0x7f0000000080)=[0x0], &(0x7f00000001c0)=[0x0, 0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0]}, 0x40)

program crashed: INFO: rcu detected stall in corrupted
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=4m50.29162491s, {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-perf_event_open-perf_event_open$cgroup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x1, 0xf, &(0x7f0000000140)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, {{0x18, 0x1, 0x1, 0x0, r0}}, {}, [], {{}, {0x7, 0x0, 0xb, 0x2, 0x0, 0x0, 0x2}, {0x85, 0x0, 0x0, 0x84}}}, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x1, '\x00', 0x0, @fallback=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0xfca804a0, 0x10, 0x38, &(0x7f00000002c0)="b800000500000000", &(0x7f0000000300)=""/8, 0x500, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x4c)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=4m50.29162491s, {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-perf_event_open-perf_event_open$cgroup-bpf$MAP_CREATE-bpf$PROG_LOAD
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x1, 0xf, &(0x7f0000000140)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, {{0x18, 0x1, 0x1, 0x0, r0}}, {}, [], {{}, {0x7, 0x0, 0xb, 0x2, 0x0, 0x0, 0x2}, {0x85, 0x0, 0x0, 0x84}}}, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x1, '\x00', 0x0, @fallback=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=4m50.29162491s, {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-perf_event_open-perf_event_open$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=4m50.29162491s, {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-perf_event_open-perf_event_open$cgroup
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)

program did not crash
testing program (duration=4m50.29162491s, {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-perf_event_open-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x7, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x101000, 0x7, 0x8, 0x0, 0x0, 0x2, 0xffff, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program did not crash
testing program (duration=4m50.29162491s, {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-perf_event_open$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3efd7ab4c41335d9, @perf_config_ext={0x0, 0x3ff}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa)
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program did not crash
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
program did not crash
simplifying guilty program options
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
extracting C reproducer
testing compiled C program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
program did not crash
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
extracting C reproducer
testing compiled C program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
program did not crash
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
validation run: crashed=true
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program did not crash
validation run: crashed=false
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 1h27m19.512684823s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (0 ticks this GP) idle=367/1/0x4000000000000002 softirq=7304/7304 fqs=0 
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P4413
	(detected by 1, t=10506 jiffies, g=8513, q=809)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4413 Comm: syz.0.47 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:arch_atomic_try_cmpxchg arch/x86/include/asm/atomic.h:202 [inline]
RIP: 0010:arch_atomic_fetch_or arch/x86/include/asm/atomic.h:242 [inline]
RIP: 0010:atomic_fetch_or include/linux/atomic/atomic-instrumented.h:385 [inline]
RIP: 0010:irq_work_claim kernel/irq_work.c:34 [inline]
RIP: 0010:irq_work_queue_on+0xb3/0x220 kernel/irq_work.c:98
Code: 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 0f 85 18 01 00 00 45 8b 37 44 89 f1 83 c9 23 31 f6 44 89 f0 f0 41 0f b1 0f <41> 89 c4 41 0f 94 c5 40 0f 94 c6 bf 02 00 00 00 e8 38 17 f4 ff 45
RSP: 0018:ffffc900031bf568 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffff8880b8e3b1f0 RCX: 0000000000000023
RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8880b8e3b1f8
RBP: 0000000000000000 R08: ffff8880b8e3b1fb R09: 1ffff110171c763f
R10: dffffc0000000000 R11: ffffed10171c7640 R12: ffff8880b8e3b208
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880b8e3b1f8
FS:  00005555601aa500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000003eefb CR3: 00000000736b9000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rcu_read_unlock_special+0x377/0x4a0 kernel/rcu/tree_plugin.h:667
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 __perf_event_output kernel/events/core.c:7823 [inline]
 perf_event_output_forward+0x255/0x2e0 kernel/events/core.c:7832
 __perf_event_overflow+0x35f/0x550 kernel/events/core.c:9525
 perf_tp_event+0x324/0xbe0 kernel/events/core.c:10057
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10031
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 82 fc 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc900031bfce0 EFLAGS: 00000206
RAX: e3fdb532d3d0d200 RBX: 1ffff92000637fa0 RCX: e3fdb532d3d0d200
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a4c00
RBP: ffffc900031bfda8 R08: ffffffff910150cf R09: 1ffffffff2202a19
R10: dffffc0000000000 R11: fffffbfff2202a1a R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8d1234e0
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock+0x85/0x90 include/linux/rcupdate.h:772
 dput+0xc0/0x1a0 fs/dcache.c:886
 __fput+0x5a5/0x8c0 fs/file_table.c:319
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:184
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217
 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7faa1c463559
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:00007ffebd99c3b8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffebd99c4a0 RCX: 00007faa1c463559
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000003eefb R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2cf20000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faa1c6eafac R14: 00007faa1c6eafa8 R15: 00007faa1c6eafa0
 </TASK>
task:syz.0.47        state:R  running task     stack:26544 pid: 4413 ppid:  4368 flags:0x00004008
Call Trace:
 <TASK>
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g8513 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=13068
rcu: rcu_preempt kthread starved for 10506 jiffies! g8513 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:27840 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11c3/0x4350 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117
 rcu_gp_fqs_loop+0x2be/0x11f0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9a/0x370 kernel/rcu/tree.c:2145
 kthread+0x42e/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4413 Comm: syz.0.47 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/irqflags.h:106 [inline]
RIP: 0010:lock_is_held_type+0x61/0x190 kernel/locking/lockdep.c:5804
Code: 0f 85 f4 00 00 00 65 48 8b 1d 4b 56 40 76 83 bb ec 0a 00 00 00 0f 85 df 00 00 00 41 89 f7 49 89 fe 48 c7 04 24 00 00 00 00 9c <8f> 04 24 4c 8b 2c 24 fa 48 c7 c7 e0 39 2b 8a e8 bb 0e 00 00 65 ff
RSP: 0018:ffffc900031bf548 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffff88807c71bb80 RCX: e3fdb532d3d0d200
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff8d11efa0
RBP: 00000000ffffffff R08: ffffc900031bf737 R09: ffffc900031bf700
R10: dffffc0000000000 R11: fffff52000637ee7 R12: dffffc0000000000
R13: ffffc900031bf766 R14: ffffffff8d11efa0 R15: 00000000ffffffff
FS:  00005555601aa500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000003eefb CR3: 00000000736b9000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 perf_get_guest_cbs include/linux/perf_event.h:1274 [inline]
 perf_misc_flags+0x56/0x1b0 arch/x86/events/core.c:2961
 perf_prepare_sample+0x132/0x1cb0 kernel/events/core.c:7632
 __perf_event_output kernel/events/core.c:7812 [inline]
 perf_event_output_forward+0x185/0x2e0 kernel/events/core.c:7832
 __perf_event_overflow+0x35f/0x550 kernel/events/core.c:9525
 perf_tp_event+0x324/0xbe0 kernel/events/core.c:10057
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10031
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 82 fc 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc900031bfce0 EFLAGS: 00000206
RAX: e3fdb532d3d0d200 RBX: 1ffff92000637fa0 RCX: e3fdb532d3d0d200
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a4c00
RBP: ffffc900031bfda8 R08: ffffffff910150cf R09: 1ffffffff2202a19
R10: dffffc0000000000 R11: fffffbfff2202a1a R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8d1234e0
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock+0x85/0x90 include/linux/rcupdate.h:772
 dput+0xc0/0x1a0 fs/dcache.c:886
 __fput+0x5a5/0x8c0 fs/file_table.c:319
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:184
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217
 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7faa1c463559
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:00007ffebd99c3b8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffebd99c4a0 RCX: 00007faa1c463559
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000003eefb R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2cf20000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faa1c6eafac R14: 00007faa1c6eafa8 R15: 00007faa1c6eafa0
 </TASK>

report is corrupted, running repro again
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
report is corrupted, running repro again
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program did not crash
report is corrupted, running repro again
testing program (duration=4m50.29162491s, {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$cgroup-bpf$MAP_CREATE
detailed listing:
executing program 0:
perf_event_open$cgroup(&(0x7f0000000580)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x800000, 0x80565, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x81b77b31f5f2a54a}, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000002}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x2)
bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48)

program crashed: INFO: rcu detected stall in corrupted
final repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (0 ticks this GP) idle=94d/1/0x4000000000000000 softirq=6950/6954 fqs=5248 
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P4413
	(detected by 1, t=10502 jiffies, g=8429, q=390)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4413 Comm: syz.0.22 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:perf_trace_buf_alloc+0x1d4/0x300 kernel/trace/trace_event_perf.c:423
Code: 00 74 08 4c 89 f7 e8 8b 66 3d 00 4c 89 f8 49 03 06 48 63 cb 48 8d 5c 01 f8 4c 8d 74 01 ff 48 89 d9 48 c1 e9 03 42 0f b6 0c 29 <84> c9 0f 85 9f 00 00 00 4c 89 f1 48 c1 e9 03 42 0f b6 0c 29 84 c9
RSP: 0018:ffffc90002fffae0 EFLAGS: 00000803
RAX: ffffe8ffffcd8000 RBX: ffffe8ffffcd800c RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008
RBP: 0000000000000000 R08: ffff8880b8e3b30b R09: 1ffff110171c7661
R10: dffffc0000000000 R11: ffffed10171c7662 R12: ffffffff8be44820
R13: dffffc0000000000 R14: ffffe8ffffcd8013 R15: 0000607f46ed8000
FS:  000055555ca01500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000003e52a CR3: 0000000018fad000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 perf_trace_preemptirq_template+0x180/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 82 fc 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc90002fffce0 EFLAGS: 00000206
RAX: b6b8af965c9e4800 RBX: 1ffff920005fffa0 RCX: b6b8af965c9e4800
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a4c00
RBP: ffffc90002fffda8 R08: ffffffff910150cf R09: 1ffffffff2202a19
R10: dffffc0000000000 R11: fffffbfff2202a1a R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8d1234e0
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock+0x85/0x90 include/linux/rcupdate.h:772
 dput+0xc0/0x1a0 fs/dcache.c:886
 __fput+0x5a5/0x8c0 fs/file_table.c:319
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:184
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217
 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fb388fc5559
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:00007ffe11c83988 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffe11c83a70 RCX: 00007fb388fc5559
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000003e52a R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b33f20000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb38924cfac R14: 00007fb38924cfa8 R15: 00007fb38924cfa0
 </TASK>
task:syz.0.22        state:R  running task     stack:24560 pid: 4413 ppid:  4352 flags:0x0000400c
Call Trace:
 <TASK>
 </TASK>