Extracting prog: 9m48.665184903s Minimizing prog: 1h2m23.598609053s Simplifying prog options: 5m25.58547158s Extracting C: 6m36.247478084s Simplifying C: 0s extracting reproducer from 48 programs testing a last program of every proc single: executing 15 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open-bpf$PROG_LOAD-bpf$MAP_CREATE-bpf$PROG_LOAD-socket$kcm-perf_event_open-socket$kcm-perf_event_open-bpf$BPF_PROG_QUERY-socketpair-socketpair-perf_event_open-perf_event_open-bpf$ENABLE_STATS-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-perf_event_open-sendmsg$inet-socketpair$unix-recvmsg$unix-bpf$BPF_PROG_TEST_RUN-socketpair-perf_event_open-sendmsg$kcm-ioctl$TUNSETIFF-ioctl$PERF_EVENT_IOC_SET_FILTER detailed listing: executing program 0: socket$kcm(0x10, 0x2, 0x0) perf_event_open(&(0x7f0000000fc0)={0x1, 0x80, 0x2, 0x0, 0x0, 0x0, 0x0, 0x400, 0xf6103, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x23ffffff, 0x0, @perf_bp={0x0, 0x8}, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffefffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000500)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32, @ANYRES32], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$MAP_CREATE(0x0, &(0x7f0000000740)=ANY=[@ANYBLOB="0b00000005000000000400000900000001"], 0x48) r0 = bpf$PROG_LOAD(0x5, 0x0, 0x0) socket$kcm(0x10, 0x2, 0x0) perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101, 0x482, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$kcm(0x10, 0x2, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000380)={@fallback=r0, 0x37, 0x0, 0xec34, 0x0, 0x0, 0x0, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000300), &(0x7f0000000340)}, 0x40) socketpair(0x2, 0x1, 0x0, &(0x7f0000000000)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x5, 0x2, 0x0, 0x0, 0x0, 0x9, 0x4022, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}, 0x0, 0x0, 0xfffffffc, 0x5, 0x0, 0x11, 0x0, 0x0, 0x0, 0x0, 0x10000}, 0xffffffffffffffff, 0x40000000000000, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5d34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) bpf$ENABLE_STATS(0x20, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000100)={0x1f, 0x2, &(0x7f0000000200)=ANY=[@ANYBLOB="85000000050000020000000000000000"], &(0x7f0000000180)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x11}, 0x80) perf_event_open(&(0x7f0000000200)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x15}, 0x0, 0x0, 0x89, 0x3, 0x100, 0x2}, 0x0, 0x2, 0xffffffffffffffff, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000"], 0x128}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff}) recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=[@cred={{0x1c}}, @rights={{0x10}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x70}, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, &(0x7f0000000100), 0x0, 0xfe, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60}, 0x50) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000100)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x202, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, @perf_config_ext={0x7}, 0x0, 0x0, 0x6, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x4008000) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x200}) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x89f1, &(0x7f0000000080)) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-bpf$BPF_BTF_LOAD-sendmsg$kcm-perf_event_open-ioctl$SIOCSIFHWADDR-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="9feb01001800000000000000340000003400000006000000040000000000000e0400000000000000000000000000000500000000020000000000000000000000000a0300000000005f0061000615db9b855824434cd30138a06b67f2b0b7760e2a466cc16a4e5d5dfb2abb289ef2d3bc4991edbc2320e62f899edaaa6a"], 0x0, 0x52}, 0x20) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) perf_event_open(&(0x7f00000003c0)={0x2, 0x80, 0x15, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x3, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8924, &(0x7f0000000180)={'macvtap0\x00'}) (async) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 11 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}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-bpf$BPF_BTF_LOAD-sendmsg$kcm-perf_event_open-ioctl$SIOCSIFHWADDR detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="9feb01001800000000000000340000003400000006000000040000000000000e0400000000000000000000000000000500000000020000000000000000000000000a0300000000005f0061000615db9b855824434cd30138a06b67f2b0b7760e2a466cc16a4e5d5dfb2abb289ef2d3bc4991edbc2320e62f899edaaa6a"], 0x0, 0x52}, 0x20) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) perf_event_open(&(0x7f00000003c0)={0x2, 0x80, 0x15, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x3, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8924, &(0x7f0000000180)={'macvtap0\x00'}) (async) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-bpf$BPF_BTF_LOAD-sendmsg$kcm-perf_event_open-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="9feb01001800000000000000340000003400000006000000040000000000000e0400000000000000000000000000000500000000020000000000000000000000000a0300000000005f0061000615db9b855824434cd30138a06b67f2b0b7760e2a466cc16a4e5d5dfb2abb289ef2d3bc4991edbc2320e62f899edaaa6a"], 0x0, 0x52}, 0x20) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) perf_event_open(&(0x7f00000003c0)={0x2, 0x80, 0x15, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x3, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-bpf$BPF_BTF_LOAD-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="9feb01001800000000000000340000003400000006000000040000000000000e0400000000000000000000000000000500000000020000000000000000000000000a0300000000005f0061000615db9b855824434cd30138a06b67f2b0b7760e2a466cc16a4e5d5dfb2abb289ef2d3bc4991edbc2320e62f899edaaa6a"], 0x0, 0x52}, 0x20) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-bpf$BPF_BTF_LOAD-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="9feb01001800000000000000340000003400000006000000040000000000000e0400000000000000000000000000000500000000020000000000000000000000000a0300000000005f0061000615db9b855824434cd30138a06b67f2b0b7760e2a466cc16a4e5d5dfb2abb289ef2d3bc4991edbc2320e62f899edaaa6a"], 0x0, 0x52}, 0x20) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-perf_event_open-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x1}, 0x0, 0x2, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-bpf$PROG_LOAD-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000b000140020203600e4109000800ac00060311000000160012000a00fc000000035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) (async) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-socket$kcm-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in addrconf_dad_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 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$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (rerun: 32) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002a000b06d25a806c8c6f94f90424fc600400037a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0xd18c9b60, &(0x7f0000000080)=[{&(0x7f0000000100)="e03f03002a000b05d25a806c8c6f94f90524fc600400127a0a000900050282c137153e370e0c1180fc0b10000300", 0x33fe0}], 0x1}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: INFO: rcu detected stall in __fput 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm program crashed: no output from test machine a never seen crash title: no output from test machine, 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) 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: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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) 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}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: INFO: rcu detected stall in perf_event_open validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 1h46m57.466848607s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-....: (1 GPs behind) idle=bd5/1/0x4000000000000002 softirq=25138/25149 fqs=5163 (detected by 1, t=10502 jiffies, g=36501, q=217389) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 14187 Comm: syz.4.3279 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:perf_trace_buf_alloc+0x1bb/0x300 kernel/trace/trace_event_perf.c:423 Code: 00 e8 e9 24 f8 ff 4e 8d 34 f5 20 18 e3 8b 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 2b 30 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 RSP: 0018:ffffc9000392f5a0 EFLAGS: 00000086 RAX: ffffe8ffffc98f00 RBX: 0000000000000014 RCX: ffff888057588000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008 RBP: 0000000000000000 R08: ffff8880b903b30b R09: 1ffff11017207661 R10: dffffc0000000000 R11: ffffed1017207662 R12: ffffffff8be31820 R13: dffffc0000000000 R14: ffffffff8be31820 R15: 0000607f46c98f00 FS: 00007f312196d6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31a43fee80 CR3: 0000000058eb1000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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 12 f2 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:ffffc9000392f7a0 EFLAGS: 00000206 RAX: 59d337fa2fab0600 RBX: 1ffff92000725ef8 RCX: 59d337fa2fab0600 RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980 RBP: ffffc9000392f880 R08: ffff8880b903b30b R09: 1ffff11017207661 R10: dffffc0000000000 R11: ffffed1017207662 R12: ffffffff8c322f00 R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422 rcu_read_unlock include/linux/rcupdate.h:772 [inline] mod_objcg_mlstate+0x23b/0x2e0 mm/memcontrol.c:832 drain_obj_stock+0x159/0x370 mm/memcontrol.c:3197 refill_obj_stock+0x11d/0x470 mm/memcontrol.c:3242 obj_cgroup_charge+0x1c3/0x320 mm/memcontrol.c:3301 memcg_slab_pre_alloc_hook mm/slab.h:287 [inline] slab_pre_alloc_hook+0x9f/0xc0 mm/slab.h:497 slab_alloc_node mm/slub.c:3139 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x3d/0x290 mm/slub.c:3238 __d_alloc+0x2a/0x6f0 fs/dcache.c:1749 d_alloc_pseudo+0x19/0x70 fs/dcache.c:1880 alloc_file_pseudo+0xe0/0x200 fs/file_table.c:256 __anon_inode_getfile fs/anon_inodes.c:109 [inline] anon_inode_getfile+0xc1/0x1a0 fs/anon_inodes.c:147 __do_sys_perf_event_open kernel/events/core.c:12613 [inline] __se_sys_perf_event_open+0xc02/0x1bb0 kernel/events/core.c:12387 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f312232c799 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:00007f312196d028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f31225a6090 RCX: 00007f312232c799 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00002000000003c0 RBP: 00007f31223c2c99 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007f31225a6128 R14: 00007f31225a6090 R15: 00007fff20b9d4b8 report is corrupted, running repro again testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-perf_event_open$cgroup-sendmsg$kcm-sendmsg$kcm detailed listing: executing program 0: r0 = socket$kcm(0x10, 0x3, 0x10) (async) perf_event_open$cgroup(&(0x7f00000003c0)={0x2, 0x80, 0x16, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={0x0, 0x5}, 0x880, 0x800, 0x0, 0x8, 0x0, 0x7, 0xffff, 0x0, 0x0, 0x0, 0x7}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) (rerun: 32) sendmsg$kcm(r0, 0x0, 0x0) sendmsg$kcm(r0, 0x0, 0x0) program crashed: INFO: rcu detected stall in perf_event_open final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-...!: (2 ticks this GP) idle=d5f/1/0x4000000000000002 softirq=25514/25515 fqs=192 (detected by 1, t=10505 jiffies, g=36873, q=404) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 13939 Comm: syz.4.3180 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:memset_erms+0xb/0x10 arch/x86/lib/memset_64.S:65 Code: 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 aa <4c> 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 RSP: 0018:ffffc900000070d8 EFLAGS: 00000002 RAX: ffffffff8197ff00 RBX: ffff88802250f760 RCX: 0000000000000000 RDX: 0000000000000038 RSI: 0000000000000000 RDI: ffffc90000007158 RBP: ffffc900000071f8 R08: ffffc90000007157 R09: ffffc90000007120 R10: dffffc0000000000 R11: fffff52000000e2b R12: ffffc90000007120 R13: 1ffff92000000e20 R14: ffffc90000007180 R15: ffffc90000007340 FS: 00007f78da7406c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7dff5b4e80 CR3: 000000005d2b5000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __perf_event_output kernel/events/core.c:7795 [inline] perf_event_output_forward+0x172/0x2e0 kernel/events/core.c:7822 __perf_event_overflow+0x364/0x530 kernel/events/core.c:9515 perf_swevent_overflow kernel/events/core.c:9591 [inline] perf_swevent_event+0x4ad/0x530 kernel/events/core.c:9629 perf_tp_event+0x383/0xbf0 kernel/events/core.c:10047 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021 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 12 f2 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:ffffc90000007780 EFLAGS: 00000206 RAX: 4c104acd8ec86700 RBX: 1ffff92000000ef4 RCX: 4c104acd8ec86700 RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980 RBP: ffffc90000007860 R08: ffffffff901d415f R09: 1ffffffff203a82b R10: dffffc0000000000 R11: fffffbfff203a82c R12: ffffffff8c322f00 R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422 rcu_read_unlock include/linux/rcupdate.h:772 [inline] __ip_queue_xmit+0x1242/0x1c00 net/ipv4/ip_output.c:539 __tcp_transmit_skb+0x1d11/0x3200 net/ipv4/tcp_output.c:1404 tcp_delack_timer_handler+0x32e/0x730 net/ipv4/tcp_timer.c:314 tcp_delack_timer+0x188/0x2e0 net/ipv4/tcp_timer.c:341 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648 expire_timers kernel/time/timer.c:1699 [inline] __run_timers+0x53e/0x800 kernel/time/timer.c:1970 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983 handle_softirqs+0x339/0x830 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:perf_trace_init+0xa4/0x2d0 kernel/trace/trace_event_perf.c:223 Code: 75 01 00 00 4c 89 24 24 4c 8d 63 40 4c 89 e0 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 17 01 00 00 4d 63 24 24 4c 89 ff 4c 89 e6 87 3e f8 ff 4d 39 e7 0f 85 a9 00 00 00 4c 8d 63 10 4c 89 e0 48 RSP: 0018:ffffc9000d4dfc08 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffffff8c6dc8e0 RCX: ffff88805b551dc0 RDX: 0000000000000000 RSI: 000000000000048e RDI: 0000000000000116 RBP: 0000000000000002 R08: ffffc9000d4df9e7 R09: 1ffff92001a9bf3c R10: dffffc0000000000 R11: fffff52001a9bf3d R12: 000000000000048e R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000116 perf_tp_event_init+0x89/0x110 kernel/events/core.c:10102 perf_try_init_event+0x12b/0x3d0 kernel/events/core.c:11601 perf_init_event kernel/events/core.c:11665 [inline] perf_event_alloc+0xfcf/0x2240 kernel/events/core.c:11957 __do_sys_perf_event_open kernel/events/core.c:12495 [inline] __se_sys_perf_event_open+0x5de/0x1bb0 kernel/events/core.c:12387 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f78db0de799 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:00007f78da740028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f78db357fa0 RCX: 00007f78db0de799 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00002000000003c0 RBP: 00007f78db174c99 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007f78db358038 R14: 00007f78db357fa0 R15: 00007fff3da46d98 rcu: rcu_preempt kthread starved for 9545 jiffies! g36873 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 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:R running task stack:27504 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 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/0x11d0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x1110/0x1270 kernel/rcu/tree_stall.h:592 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x843/0x1120 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:2021 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4b4/0xb70 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] RIP: 0010:kvm_wait+0x159/0x1b0 arch/x86/kernel/kvm.c:918 Code: 89 df 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 4b 0f b6 1f e8 77 b3 4a 00 44 38 e3 75 10 66 90 0f 00 2d 99 e2 f3 08 fb f4 16 ff ff ff fb e9 10 ff ff ff e8 47 cf 87 08 89 f9 80 e1 07 38 RSP: 0018:ffffc90000dd08a0 EFLAGS: 00000246 RAX: 75dc490cd9695100 RBX: 0000000000000003 RCX: 75dc490cd9695100 RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980 RBP: ffffc90000dd0950 R08: ffffffff901d415f R09: 1ffffffff203a82b R10: dffffc0000000000 R11: fffffbfff203a82c R12: 0000000000000003 R13: ffff8880b913b154 R14: dffffc0000000000 R15: 1ffff920001ba114 pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x60f/0x9c0 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath+0x43/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x265/0x2f0 kernel/locking/spinlock_debug.c:115 spin_lock include/linux/spinlock.h:364 [inline] tcp_keepalive_timer+0x2f/0xe30 net/ipv4/tcp_timer.c:714 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648 expire_timers kernel/time/timer.c:1699 [inline] __run_timers+0x53e/0x800 kernel/time/timer.c:1970 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983 handle_softirqs+0x339/0x830 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:default_idle+0xb/0x10 arch/x86/kernel/process.c:730 Code: b7 48 89 df e8 66 73 f8 f7 eb ad e8 4f af f6 ff 00 00 cc cc 00 00 cc cc 00 00 cc cc 00 00 cc 66 90 0f 00 2d 77 16 60 00 fb f4 0f 1f 40 00 41 57 41 56 53 49 be 00 00 00 00 00 fc ff df 65 48 RSP: 0018:ffffc90000d67d48 EFLAGS: 000002c2 RAX: 75dc490cd9695100 RBX: ffff88813fe68000 RCX: 75dc490cd9695100 RDX: 0000000000000001 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980 RBP: ffffc90000d67e80 R08: ffff8880b913b30b R09: 1ffff11017227661 R10: dffffc0000000000 R11: ffffed1017227662 R12: 1ffff11027fcd000 R13: dffffc0000000000 R14: 0000000000000001 R15: 1ffff920001acfb4 default_idle_call+0x81/0xc0 kernel/sched/idle.c:112 cpuidle_idle_call kernel/sched/idle.c:194 [inline] do_idle+0x21f/0x580 kernel/sched/idle.c:306 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403 start_secondary+0x330/0x430 arch/x86/kernel/smpboot.c:281 secondary_startup_64_no_verify+0xb1/0xbb