Extracting prog: 10m28.325705919s Minimizing prog: 2h55m59.941547602s Simplifying prog options: 0s Extracting C: 2m31.498125639s Simplifying C: 27m22.251509501s extracting reproducer from 66 programs testing a last program of every proc single: executing 16 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$inet6_sctp-socket-socket$inet6_sctp-shutdown-close-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-socket$inet-ioctl$sock_SIOCGIFINDEX-getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES-ioctl$DRM_IOCTL_MODE_GETPLANE-ioctl$DRM_IOCTL_MODE_SETCRTC-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES-ioctl$DRM_IOCTL_MODE_SETPLANE-socket$netlink-sendmsg$nl_route_sched-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR detailed listing: executing program 0: socket$inet6_sctp(0xa, 0x1, 0x84) socket(0x2, 0x80805, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r0, 0x0) close(0x3) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10) r2 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r4 = getpgrp(0x0) sched_setaffinity(r4, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x2, &(0x7f0000000000)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r7 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r7, &(0x7f0000019680)=""/102392, 0x18ff8) r8 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r8, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r8, 0xc01064b5, &(0x7f0000000140)={&(0x7f00000006c0)=[0x0], 0x1}) ioctl$DRM_IOCTL_MODE_GETPLANE(r8, 0xc02064b6, &(0x7f00000003c0)={r9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_SETCRTC(r8, 0xc06864a2, &(0x7f0000000400)={0x0, 0x0, r10, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "b4bc323ef77d1f000071849800000000deff00000000e6ffffff00"}}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r8, 0xc01064b5, &(0x7f0000000180)={&(0x7f00000000c0)=[0x0, 0x0], 0x2}) ioctl$DRM_IOCTL_MODE_SETPLANE(r8, 0xc03064b7, &(0x7f0000000a00)={r12, r10, r11, 0x0, 0x1, 0x0, 0x0, 0x0, 0x3, 0x1, 0x3, 0x800000}) r13 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r13, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001b00)=@newqdisc={0xac, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r3, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x7c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x18, 0x2, 0x0, 0x1, [{0x14, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x3}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xac}}, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r1, @in={{0x2, 0xce23, @broadcast}}}, &(0x7f0000000040)=0x84) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES-ioctl$DRM_IOCTL_MODE_SETPLANE-ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES-ioctl$DRM_IOCTL_MODE_GETRESOURCES detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) r9 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r9, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r9, 0xc01064b5, &(0x7f0000000140)={&(0x7f0000000480)=[0x0], 0x1}) ioctl$DRM_IOCTL_MODE_SETPLANE(r9, 0xc03064b7, &(0x7f0000000380)={r10, 0x0, 0x0, 0x1, 0x10000, 0x8, 0x2, 0x6, 0x1, 0x7f, 0x2}) ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES(r9, 0xc02064b9, &(0x7f0000000740)={0x0, &(0x7f0000000700), 0x0, r10}) ioctl$DRM_IOCTL_MODE_GETRESOURCES(0xffffffffffffffff, 0xc04064a0, &(0x7f0000000200)={0x0, &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x5, 0x6, 0x7}) program crashed: INFO: rcu detected stall in sys_openat single: successfully extracted reproducer found reproducer with 30 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES-ioctl$DRM_IOCTL_MODE_SETPLANE-ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) r9 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r9, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r9, 0xc01064b5, &(0x7f0000000140)={&(0x7f0000000480)=[0x0], 0x1}) ioctl$DRM_IOCTL_MODE_SETPLANE(r9, 0xc03064b7, &(0x7f0000000380)={r10, 0x0, 0x0, 0x1, 0x10000, 0x8, 0x2, 0x6, 0x1, 0x7f, 0x2}) ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES(r9, 0xc02064b9, &(0x7f0000000740)={0x0, &(0x7f0000000700), 0x0, r10}) program crashed: INFO: rcu detected stall in finish_dput 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES-ioctl$DRM_IOCTL_MODE_SETPLANE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) r9 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r9, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r9, 0xc01064b5, &(0x7f0000000140)={&(0x7f0000000480)=[0x0], 0x1}) ioctl$DRM_IOCTL_MODE_SETPLANE(r9, 0xc03064b7, &(0x7f0000000380)={r10, 0x0, 0x0, 0x1, 0x10000, 0x8, 0x2, 0x6, 0x1, 0x7f, 0x2}) program crashed: INFO: rcu detected stall in finish_dput 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP-ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) r9 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r9, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r9, 0xc01064b5, &(0x7f0000000140)={&(0x7f0000000480)=[0x0], 0x1}) program crashed: INFO: rcu detected stall in mount 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri-ioctl$DRM_IOCTL_SET_CLIENT_CAP detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) r9 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r9, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE-syz_open_dev$dri detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) program crashed: INFO: rcu detected stall in sys_openat 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-read$FUSE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) read$FUSE(0xffffffffffffffff, &(0x7f0000000280)={0x2020}, 0x2020) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r8 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r8, &(0x7f0000019680)=""/102392, 0x18ff8) program crashed: INFO: rcu detected stall in sys_unshare 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE-syz_open_dev$MSR detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) program crashed: WARNING in rcu_check_gp_start_stall 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r7, 0x0, 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) program crashed: INFO: rcu detected stall in vm_mmap_pgoff 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir-fspick detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) r6 = openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) fspick(r6, 0x0, 0x1) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone-openat$dir detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f00000023c0)='./file0\x00', 0x4400, 0x1) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap-syz_clone detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler-mmap detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in unwind_next_frame 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid-sched_setscheduler detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r5 = getpid() sched_setscheduler(r5, 0x3, &(0x7f0000000240)=0x3) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE-getpid detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in mld_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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-writev detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') writev(r4, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-syz_open_procfs-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) syz_open_procfs(0x0, &(0x7f0000000380)='clear_refs\x00') prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) ioctl$KVM_CAP_HYPERV_SYNIC2(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r1, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r1, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-prlimit64-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-sched_setaffinity-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r3, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): getpgrp-prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: getpgrp(0x0) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in unwind_next_frame 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in gc_worker 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C 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}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in gc_worker testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 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: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in kvm_vm_release validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC2(r2, 0x4068aea3, &(0x7f0000000140)) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x2, 0x0, [{0x400000b0, 0x0, 0x5}, {0x400000b1, 0x0, 0xffffffffffff0001}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h49m26.83075076s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5197/1:b..l rcu: (detected by 1, t=10502 jiffies, g=16121, q=633 ncpus=2) task:udevd state:R running task stack:24536 pid:5197 tgid:5197 ppid:1 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5258 [inline] __schedule+0x150e/0x5070 kernel/sched/core.c:6866 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7050 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7074 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0xfd/0x110 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __wake_up_common_lock+0x190/0x1f0 kernel/sched/wait.c:127 sock_def_readable+0x1eb/0x530 net/core/sock.c:3611 __netlink_sendskb net/netlink/af_netlink.c:1263 [inline] netlink_sendskb+0xa1/0x140 net/netlink/af_netlink.c:1269 netlink_unicast+0x397/0x9e0 net/netlink/af_netlink.c:1359 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] ____sys_sendmsg+0x577/0x880 net/socket.c:2610 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2664 __sys_sendmsg net/socket.c:2696 [inline] __do_sys_sendmsg net/socket.c:2701 [inline] __se_sys_sendmsg net/socket.c:2699 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2699 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa9796a7407 RSP: 002b:00007ffe29b7e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa979e92880 RCX: 00007fa9796a7407 RDX: 0000000000000000 RSI: 00007ffe29b7e6b0 RDI: 0000000000000004 RBP: 000055b22c8ccc40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000cc R13: 000055b22c8a69e0 R14: 0000000000000000 R15: 0000000000000000 rcu: rcu_preempt kthread starved for 10388 jiffies! g16121 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:27728 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5258 [inline] __schedule+0x150e/0x5070 kernel/sched/core.c:6866 __schedule_loop kernel/sched/core.c:6948 [inline] schedule+0x165/0x360 kernel/sched/core.c:6963 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 rcu: Stack dump where RCU GP kthread last ran: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82 Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 9e 2a 00 f3 0f 1e fa fb f4 48 ee 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 RSP: 0000:ffffc90000197de0 EFLAGS: 000002c6 RAX: 93267bd0bafeea00 RBX: ffffffff819786ba RCX: 93267bd0bafeea00 RDX: 0000000000000001 RSI: ffffffff8d997e54 RDI: ffffffff8be07960 RBP: ffffc90000197f10 R08: ffff8880b87336db R09: 1ffff110170e66db R10: dffffc0000000000 R11: ffffed10170e66dc R12: ffffffff8fa22f70 R13: 1ffff11003ad4b70 R14: 0000000000000001 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff888125d25000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f49b814ad58 CR3: 00000000434ba000 CR4: 00000000003526f0 Call Trace: arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:767 default_idle_call+0x73/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1ea/0x520 kernel/sched/idle.c:332 cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:430 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x147 report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_IRQCHIP-ioctl$KVM_CREATE_VCPU-ioctl$KVM_CAP_HYPERV_SYNIC2-ioctl$KVM_SET_MSRS-ioctl$KVM_RUN-prctl$PR_SCHED_CORE program crashed: INFO: rcu detected stall in sys_close final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5839/1:b..l rcu: (detected by 0, t=10502 jiffies, g=8777, q=15 ncpus=2) task:udevd state:R running task stack:24376 pid:5839 tgid:5839 ppid:5200 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5258 [inline] __schedule+0x150e/0x5070 kernel/sched/core.c:6866 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7193 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:trace_lock_acquire include/trace/events/lock.h:24 [inline] RIP: 0010:lock_acquire+0x58/0x340 kernel/locking/lockdep.c:5831 Code: 8b 05 7c 42 01 11 48 89 44 24 58 0f 1f 44 00 00 65 8b 05 7f 42 01 11 83 f8 08 0f 83 af 01 00 00 89 c0 48 0f a3 05 a8 c1 03 0e <73> 0d e8 c1 29 09 00 84 c0 0f 84 d7 01 00 00 83 3d c2 f1 03 0e 00 RSP: 0018:ffffc90003ab7880 EFLAGS: 00000297 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e13f2e0 RBP: ffffffff81ac149d R08: 0000000000000000 R09: 0000000000000000 R10: ffffc90003ab79f8 R11: ffffffff81ad9d50 R12: 0000000000000002 R13: ffffffff8e13f2e0 R14: 0000000000000000 R15: 0000000000000000 rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:867 [inline] class_rcu_constructor include/linux/rcupdate.h:1195 [inline] is_module_text_address+0x39/0x1e0 kernel/module/main.c:3856 kernel_text_address+0x94/0xe0 kernel/extable.c:119 __kernel_text_address+0xd/0x40 kernel/extable.c:79 unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:385 arch_stack_walk+0xfc/0x150 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x3e2/0x700 mm/slub.c:5780 kmalloc_noprof include/linux/slab.h:957 [inline] slab_free_hook mm/slub.c:2492 [inline] slab_free mm/slub.c:6674 [inline] kmem_cache_free+0x16b/0x620 mm/slub.c:6785 fput_close_sync+0x113/0x220 fs/file_table.c:573 __do_sys_close fs/open.c:1534 [inline] __se_sys_close fs/open.c:1519 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1519 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f81dd115a67 RSP: 002b:00007fff667f7198 EFLAGS: 00000297 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 000055fc980e67a0 RCX: 00007f81dd115a67 RDX: 00007f81dd1efea0 RSI: 000055fc98102f80 RDI: 0000000000000008 RBP: 00007f81dd1efff0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000297 R12: 0000000000000000 R13: 3d45505954564544 R14: 3d5845444e494649 R15: 3d454d414e564544 rcu: rcu_preempt kthread starved for 10434 jiffies! g8777 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->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:R running task stack:27728 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5258 [inline] __schedule+0x150e/0x5070 kernel/sched/core.c:6866 __schedule_loop kernel/sched/core.c:6948 [inline] schedule+0x165/0x360 kernel/sched/core.c:6963 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 rcu: Stack dump where RCU GP kthread last ran: CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82 Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 9e 2a 00 f3 0f 1e fa fb f4 48 ee 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffffff8de07d80 EFLAGS: 000002c6 RAX: 07339b2ba289ee00 RBX: ffffffff819786ba RCX: 07339b2ba289ee00 RDX: 0000000000000001 RSI: ffffffff8d997e54 RDI: ffffffff8be07960 RBP: ffffffff8de07ea8 R08: ffff8880b86336db R09: 1ffff110170c66db R10: dffffc0000000000 R11: ffffed10170c66dc R12: ffffffff8fa22f70 R13: 1ffffffff1bd29b8 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125c25000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f82f03b7d58 CR3: 0000000072802000 CR4: 00000000003526f0 Call Trace: arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:767 default_idle_call+0x73/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1ea/0x520 kernel/sched/idle.c:332 cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:430 rest_init+0x2de/0x300 init/main.c:758 start_kernel+0x3ac/0x400 init/main.c:1208 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310 x86_64_start_kernel+0x143/0x1c0 arch/x86/kernel/head64.c:291 common_startup_64+0x13e/0x147