Extracting prog: 11m52.437916618s Minimizing prog: 2h0m50.093979171s Simplifying prog options: 12m18.518157027s Extracting C: 2m21.159636507s Simplifying C: 0s extracting reproducer from 68 programs testing a last program of every proc single: executing 18 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_emit_ethernet-write$cgroup_int-openat$vcsu-mkdirat$cgroup_root-fsconfig$FSCONFIG_SET_STRING-add_key$user-add_key$user-keyctl$dh_compute-openat$kvm-add_key$user-ioctl$KVM_CREATE_VM-dup-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-syz_kvm_setup_cpu$x86-syz_kvm_setup_cpu$x86-ioctl$KVM_RUN detailed listing: executing program 0: syz_emit_ethernet(0x52, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaabb08004c000078ac1414000a0101004414050300000000000000000a010101000000008903ce070200"/66, @ANYRES32=0x41424344, @ANYBLOB='\\'], 0x0) write$cgroup_int(0xffffffffffffffff, &(0x7f00000000c0), 0x12) openat$vcsu(0xffffff9c, &(0x7f0000000180), 0x88080, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup/syz0\x00', 0x1ff) fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, 0x0, &(0x7f0000000100)='0.::/', 0x0) r0 = add_key$user(&(0x7f00000001c0), &(0x7f0000000300)={'syz', 0x0}, &(0x7f0000000080)="bc5d", 0x2, 0xfffffffffffffffe) r1 = add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r0, r1, r0}, &(0x7f00000000c0)=""/83, 0xfffffffffffffe4f, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20042, 0x0) add_key$user(&(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000840)={0x1fe, 0x2, 0x2000, 0x1000, &(0x7f0000003000/0x1000)=nil}) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x2) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text64={0x40, 0x0}], 0x1, 0x11, 0x0, 0x0) syz_kvm_setup_cpu$x86(r3, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000200)=[@text64={0x40, 0x0}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r5, 0xae80, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice-openat$ttyS3 detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0x8000f28, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x8002, 0x0) program crashed: no output from test machine single: successfully extracted reproducer found reproducer with 17 syscalls minimizing guilty program testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0x8000f28, 0x0) program crashed: INFO: rcu detected stall in batadv_iv_send_outstanding_bat_ogm_packet testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)) pipe(&(0x7f0000000200)) program crashed: INFO: rcu detected stall in rt_sigreturn testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)) program crashed: INFO: rcu detected stall in corrupted testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_create detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-sched_setscheduler-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x4) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-getpid-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) getpid() timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-mmap-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x30, r0, 0x25c55000) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-ioctl$KVM_SET_MSRS-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) r0 = dup(0xffffffffffffffff) ioctl$KVM_SET_MSRS(r0, 0xc008ae88, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-dup-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) dup(0xffffffffffffffff) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in rt_sigreturn testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-openat$kvm-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x40, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in rt_sigreturn testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-bpf$MAP_CREATE-prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-close-prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) close(0x3) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x2, 0x4, 0x4, 0x8, 0x1014, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, 0x0) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, 0x0, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in batadv_nc_worker a never seen crash title: INFO: rcu detected stall in batadv_nc_worker, ignore simplifying guilty program options testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in gc_worker a never seen crash title: INFO: rcu detected stall in gc_worker, ignore testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash reproducing took 2h27m22.209705903s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 0, t=10502 jiffies, g=8501, q=391) rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294956233-4294945733), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10500 jiffies! g8501 f0x2 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:26752 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5029 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6375 schedule+0x11b/0x1f0 kernel/sched/core.c:6458 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x2bf/0x1080 kernel/rcu/tree.c:1972 rcu_gp_kthread+0xa4/0x360 kernel/rcu/tree.c:2145 kthread+0x3f6/0x4f0 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: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4623 Comm: syz.3.19 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:kasan_mem_to_shadow include/linux/kasan.h:55 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x4a/0x290 mm/kasan/generic.c:189 Code: 48 c1 ed 2f 81 fd ff ff 01 00 0f 82 46 02 00 00 48 89 fb 48 c1 eb 03 49 b8 00 00 00 00 00 fc ff df 4e 8d 0c 03 4c 8d 54 37 ff <49> c1 ea 03 49 bb 01 00 00 00 00 fc ff df 4f 8d 34 1a 4c 89 f5 4c RSP: 0018:ffffc900031af3b8 EFLAGS: 00000802 RAX: 0000000000000001 RBX: 1ffffffff2131e19 RCX: ffffffff81639d52 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff9098f0c8 RBP: 000000000001ffff R08: dffffc0000000000 R09: fffffbfff2131e19 R10: ffffffff9098f0cf R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88801e8aa8f8 R14: cc4e5fa02d220de2 R15: ffff88801e8aa8f8 FS: 00007fb78c87d6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000006b000 CR3: 000000005ba4b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] hlock_class kernel/locking/lockdep.c:197 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:3700 [inline] validate_chain+0x112/0x5930 kernel/locking/lockdep.c:3756 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 seqcount_lockdep_reader_access+0xf8/0x220 include/linux/seqlock.h:103 ktime_get+0x31/0x270 kernel/time/timekeeping.c:829 common_hrtimer_rearm+0x60/0x110 kernel/time/posix-timers.c:302 posixtimer_rearm+0x1ad/0x3f0 kernel/time/posix-timers.c:328 dequeue_signal+0x1ed/0x520 kernel/signal.c:696 get_signal+0x52e/0x14e0 kernel/signal.c:2781 arch_do_signal_or_restart+0xc3/0x1890 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x97/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb78d60c167 Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 RSP: 002b:00007fb78c87d0e8 EFLAGS: 00000246 RAX: 00000000000000ca RBX: 00007fb78d824fa8 RCX: 00007fb78d60c169 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb78d824fa8 RBP: 00007fb78d824fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb78d824fac R13: 0000000000000000 R14: 00007ffcdd8c76a0 R15: 00007ffcdd8c7788 report is corrupted, running repro again testing program (duration=8m22.925024233s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 0, t=10502 jiffies, g=7789, q=107) rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294955366-4294944863), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10504 jiffies! g7789 f0x2 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:27000 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5029 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6375 schedule+0x11b/0x1f0 kernel/sched/core.c:6458 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x2bf/0x1080 kernel/rcu/tree.c:1972 rcu_gp_kthread+0xa4/0x360 kernel/rcu/tree.c:2145 kthread+0x3f6/0x4f0 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 0 CPU: 0 PID: 4340 Comm: syz.0.23 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1d2/0x240 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x137a/0x14d0 kernel/rcu/tree_stall.h:592 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline] rcu_pending kernel/rcu/tree.c:3932 [inline] rcu_sched_clock_irq+0xa38/0x1150 kernel/rcu/tree.c:2619 update_process_times+0x196/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x386/0x550 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x55b/0xcf0 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x13b/0x4b0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: 31 60 f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ce 67 19 f7 48 89 df e8 26 bc 1a f7 e8 11 7c 3d f7 fb bf 01 00 00 00 16 00 0e f7 65 8b 05 87 d0 b8 75 85 c0 74 02 5b c3 e8 54 ed b6 RSP: 0018:ffffc900033afbc0 EFLAGS: 00000282 RAX: 45bd6ba9bcdfb500 RBX: ffff88805ac72e40 RCX: ffffffff96a95f03 RDX: dffffc0000000000 RSI: ffffffff8aab2a60 RDI: 0000000000000001 RBP: 0000000000000000 R08: ffffffff81871b70 R09: ffffed100b58e5c9 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000021 R13: dffffc0000000000 R14: ffff88805ac732d8 R15: ffff88805ac72e40 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x13ee/0x14e0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc3/0x1890 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x97/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f81ab412167 Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 RSP: 002b:00007f81aa6830e8 EFLAGS: 00000246 RAX: 00000000000000ca RBX: 00007f81ab62afa8 RCX: 00007f81ab412169 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f81ab62afa8 RBP: 00007f81ab62afa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f81ab62afac R13: 0000000000000000 R14: 00007ffe90e0aa10 R15: 00007ffe90e0aaf8