Extracting prog: 8m34.795223467s Minimizing prog: 1h46m13.296850742s Simplifying prog options: 0s Extracting C: 2m17.654339282s Simplifying C: 47m9.73382363s extracting reproducer from 42 programs testing a last program of every proc single: executing 9 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}}): mkdir-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-mount$9p_fd detailed listing: executing program 0: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000480)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18) mount$9p_fd(0x0, 0x0, &(0x7f0000000b80), 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2]) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe-splice-syz_mount_image$hfsplus-mknodat-pipe2$9p-mount$9p_fd detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0xa7, 0x0) syz_mount_image$hfsplus(&(0x7f00000000c0), &(0x7f0000000040)='./file1\x00', 0x3000000, &(0x7f0000000200)=ANY=[@ANYRES32=0x0], 0xd, 0x6f5, &(0x7f0000001f80)="$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") mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x21c0, 0x103) pipe2$9p(&(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100), 0x0, &(0x7f0000000200)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r3}, 0x2c, {[{@version_u}]}}) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode single: successfully extracted reproducer found reproducer with 15 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe-splice-syz_mount_image$hfsplus-mknodat-pipe2$9p detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0xa7, 0x0) syz_mount_image$hfsplus(&(0x7f00000000c0), &(0x7f0000000040)='./file1\x00', 0x3000000, &(0x7f0000000200)=ANY=[@ANYRES32=0x0], 0xd, 0x6f5, &(0x7f0000001f80)="$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") mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x21c0, 0x103) pipe2$9p(&(0x7f00000002c0), 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe-splice-syz_mount_image$hfsplus-mknodat detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0xa7, 0x0) syz_mount_image$hfsplus(&(0x7f00000000c0), &(0x7f0000000040)='./file1\x00', 0x3000000, &(0x7f0000000200)=ANY=[@ANYRES32=0x0], 0xd, 0x6f5, &(0x7f0000001f80)="$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") mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x21c0, 0x103) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe-splice-syz_mount_image$hfsplus detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0xa7, 0x0) syz_mount_image$hfsplus(&(0x7f00000000c0), &(0x7f0000000040)='./file1\x00', 0x3000000, &(0x7f0000000200)=ANY=[@ANYRES32=0x0], 0xd, 0x6f5, &(0x7f0000001f80)="$eJzs3U9oZHcdAPDvm0ySmS1ms+12u0KhsYUqBnfzh1TjZaOIRChSVtBz6Ga7YWf/mKSS9uCmKnj14FWoh3jRkyKCICzUs96KeAmeCoKXnnZ78Mn7N5mJM8lk02Sy+vmU377fe7/3+73v+75/M0PDC+D/1vJ01B9GM5anX9/K5nd35lu7O/N3inqtFRHjEVGLqHf0Sj6IWIqixGezBVVDv+38fG3x+ocf735UzNXLUovin2ZEjPbuWB9kL7bLElMRMVJOj6FrvDefbLzxvWrSzkyWsFeqxMGwZVdd2uX7l/ZaeklHOmb6Xu/A0yMpnpsdiut/MuJcRDSqB9p20Vg7/QgPdaR70fbJxQEAAABnxvlHDyK2YmLYcQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDTpHz/f1KWx1V9KpLq/f9jHe/YHxtyuP0dHFmjqjysnUYwAAAAAAAAAHCyXnoUv76ephPVfJpE7bsj5UyznL4dG7Faj7gSW7ESm7EZ6zEbEZMdA41trWxurs/Gy/ncxU/SNI1nip6x3tVzrmfPuQEDrmKK+jH2GgAAAAAAAAD+Z1xbGM+nP4rlmBh2MAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA0CmJGCkmeblY1SejVo+IRkSMZettR/y1qp8h9aN2eHgycQAAAMCZcv5RPIqtmKjm0yT/zn8p/97fiLfjbmzGWmxGK1bjRv5bQPGtv7a7M9/a3Zm/k5WIGO0e92v/2qv/buLQMPIRo/jtofeWL+drNONmrOVLrsSbcS9acSNqec/M5Sqejrg6vJfFlFwrpGmMD5KgG+U02/OfldNT0Txshck8I6NZRv4esRozWWxJkccLB2ei8+gMoGNLee5no9b+5edi/y21f4ypcn7twK0k/07TonauWpLGM986MOf5+TJ6pJ05lv2ZmOs4+y4dnPOIz//+N9+71bp7+1ayPX1qp9ETean34vF/VEeoykRhO1ZjviMTL3RnIvpn4ubGGc9EX92/NNbi+XZ9Ob4Z34npmIo3Yj3W4gexEpuxGlPxjby2Up7P2b+TB58zS11zbxwW01h5XEb2xfS588X0oJhezvtOxFp8O+7FjViN1/L/5mI2vhwLsRCLHUf4+QHutLUeV/0f+gf/yhfKSnbj++neDfAUr+5+srxe6Mjr3vU/k+f7QteSWqTlk+XZIzyPDr43VvYeWdmR+HHHNTh87Uw0ov2UqKJ7rsrAaLNXJn6Z31Y2Wndvr99aub9v3GS79/Zeje7dPzs3kux8ebZ9j+g+O7K253q2zeZtF9tttf1tv2q22w67UsfKz3D/PdJc3vZCRPyijDZry2T38Kztcke/7PNWI2/7JE3T4vMWAGfeuS+eG2v+s/mX5vvNnzRvNV9vfH38K+MvjsXon0e/Wp8ZebX2YvLbeD9+GId/QwcAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA618c67t1dardX1fZU0TR/0aTqRStQjupb86Y8d6+TvGouIwQfM1l6qReRL6lFWjhbYgyfbnfeeNAl/K4/JqST8gEoy8MqNvudPWbn3mXJ3Hqdpeuq7U72r7cjd09LQDsGnXKlekXWUXkO5HQGn6OrmnftXN95590trd1beWn1r9e7iwsLizOLCa/NXb661GsMODzhB+bM+/5wz7EgAAAAAAAAAAACAQQ32xznJ7ZUoltSP+FcE/s9CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4LiWp6P+MJKYnbkyk83v7sy3slLVs+lIvubjiKhFRDIVkXwQsRRFicmO4ZJ+29mOuP7hx7sfFXP1suTr146/F9tliaky3Kne6zV6LUwf9Bsvyce533+8ASVlGWkvWTrWePAp+U8AAAD//7ntC7U=") program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode 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$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe-splice detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0xa7, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix-pipe detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)) pipe(0x0) program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime-socketpair$unix detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-bpf$PROG_LOAD detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) bpf$PROG_LOAD(0x5, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in batadv_iv_send_outstanding_bat_ogm_packet testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-getpid-timer_create-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-prlimit64-timer_create-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: socket$inet_udp(0x2, 0x2, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={&(0x7f0000000940), &(0x7f0000000840)}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, 0x0, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, &(0x7f0000000840)}}, &(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=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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode program crashed: INFO: rcu detected stall in sys_rt_sigreturn 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, 0x0, 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in sys_rt_sigreturn 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime 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:false 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-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in sys_rt_sigreturn testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false 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-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false 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-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true 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, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true 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, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true 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, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true reproducing took 2h52m6.950480496s repro crashed as (corrupted=false): rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 1-...!: (10499 ticks this GP) idle=1ed/1/0x4000000000000000 softirq=6622/6631 fqs=4 (t=10500 jiffies g=6205 q=346) rcu: rcu_preempt kthread starved for 10492 jiffies! g6205 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:28192 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4413 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:is_idle_task include/linux/sched.h:1868 [inline] RIP: 0010:___might_sleep+0x182/0x600 kernel/sched/core.c:9627 Code: 00 45 03 7d 00 44 3b 7c 24 2c 75 61 48 c7 84 24 a0 00 00 00 00 00 00 00 9c 8f 84 24 a0 00 00 00 f6 84 24 a1 00 00 00 02 74 43 <4c> 8d 7a 2c 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 78 03 RSP: 0018:ffffc900038bf9c0 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 1ffff92000717f40 RCX: 2609570870077500 RDX: ffff88801b7f1dc0 RSI: ffffffff8a0b2ac0 RDI: ffffffff8a59a480 RBP: ffffc900038bfae0 R08: dffffc0000000000 R09: ffffed1027fd3c81 R10: ffffed1027fd3c81 R11: 1ffff11027fd3c80 R12: dffffc0000000000 R13: ffff88801b7f21fc R14: 1ffff110036fe43f R15: 0000000000000000 FS: 0000555564c06500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000006b000 CR3: 000000005b0dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __might_fault+0x6b/0x110 mm/memory.c:5354 __copy_to_user include/linux/uaccess.h:143 [inline] save_xstate_epilog arch/x86/kernel/fpu/signal.c:104 [inline] copy_fpstate_to_sigframe+0x882/0xb90 arch/x86/kernel/fpu/signal.c:217 get_sigframe arch/x86/kernel/signal.c:295 [inline] __setup_rt_frame arch/x86/kernel/signal.c:471 [inline] setup_rt_frame arch/x86/kernel/signal.c:780 [inline] handle_signal arch/x86/kernel/signal.c:824 [inline] arch_do_signal_or_restart+0x67a/0x1300 arch/x86/kernel/signal.c:869 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f88d7814ec9 Code: 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 01 48 RSP: 002b:00007ffd905fff98 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f88d7a6bfa0 RCX: 00007f88d7814ec9 RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f88d7897f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f88d7a6bfa0 R14: 00007f88d7a6bfa0 R15: 0000000000000004 NMI backtrace for cpu 1 CPU: 1 PID: 4412 Comm: syz.4.27 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x397/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_dump_cpu_stacks+0x22f/0x380 kernel/rcu/tree_stall.h:349 print_cpu_stall+0x31d/0x5f0 kernel/rcu/tree_stall.h:633 check_cpu_stall kernel/rcu/tree_stall.h:727 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x6d8/0x1110 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x4fe/0xc40 kernel/time/hrtimer.c:1754 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1816 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+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: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 3e 1d aa f7 48 89 df e8 06 f2 aa f7 e8 c1 8c cb f7 fb bf 01 00 00 00 46 15 9f f7 65 8b 05 27 13 50 76 85 c0 74 02 5b c3 e8 d4 1d 4e RSP: 0018:ffffc9000319fbc0 EFLAGS: 00000282 RAX: e1adcad95ecd1a00 RBX: ffff88807b5e8940 RCX: e1adcad95ecd1a00 RDX: dffffc0000000000 RSI: ffffffff8a0b1820 RDI: 0000000000000001 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100f6bd129 R10: ffffed100f6bd129 R11: 1ffff1100f6bd128 R12: ffff88807b5e8940 R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x11d6/0x12c0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7ff427beaec9 Code: 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 01 48 RSP: 002b:00007fffaaadf638 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 000000000001f838 RCX: 00007ff427beaec9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000001 R09: 00000004aaadf92f R10: 0000001b31c20000 R11: 0000000000000246 R12: 00007ff427e41fac R13: 00007ff427e41fa0 R14: ffffffffffffffff R15: 0000000000000004 sched: RT throttling activated final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 1-...!: (10499 ticks this GP) idle=1ed/1/0x4000000000000000 softirq=6622/6631 fqs=4 (t=10500 jiffies g=6205 q=346) rcu: rcu_preempt kthread starved for 10492 jiffies! g6205 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:28192 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4413 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:is_idle_task include/linux/sched.h:1868 [inline] RIP: 0010:___might_sleep+0x182/0x600 kernel/sched/core.c:9627 Code: 00 45 03 7d 00 44 3b 7c 24 2c 75 61 48 c7 84 24 a0 00 00 00 00 00 00 00 9c 8f 84 24 a0 00 00 00 f6 84 24 a1 00 00 00 02 74 43 <4c> 8d 7a 2c 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 78 03 RSP: 0018:ffffc900038bf9c0 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 1ffff92000717f40 RCX: 2609570870077500 RDX: ffff88801b7f1dc0 RSI: ffffffff8a0b2ac0 RDI: ffffffff8a59a480 RBP: ffffc900038bfae0 R08: dffffc0000000000 R09: ffffed1027fd3c81 R10: ffffed1027fd3c81 R11: 1ffff11027fd3c80 R12: dffffc0000000000 R13: ffff88801b7f21fc R14: 1ffff110036fe43f R15: 0000000000000000 FS: 0000555564c06500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000006b000 CR3: 000000005b0dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __might_fault+0x6b/0x110 mm/memory.c:5354 __copy_to_user include/linux/uaccess.h:143 [inline] save_xstate_epilog arch/x86/kernel/fpu/signal.c:104 [inline] copy_fpstate_to_sigframe+0x882/0xb90 arch/x86/kernel/fpu/signal.c:217 get_sigframe arch/x86/kernel/signal.c:295 [inline] __setup_rt_frame arch/x86/kernel/signal.c:471 [inline] setup_rt_frame arch/x86/kernel/signal.c:780 [inline] handle_signal arch/x86/kernel/signal.c:824 [inline] arch_do_signal_or_restart+0x67a/0x1300 arch/x86/kernel/signal.c:869 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f88d7814ec9 Code: 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 01 48 RSP: 002b:00007ffd905fff98 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f88d7a6bfa0 RCX: 00007f88d7814ec9 RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f88d7897f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f88d7a6bfa0 R14: 00007f88d7a6bfa0 R15: 0000000000000004 NMI backtrace for cpu 1 CPU: 1 PID: 4412 Comm: syz.4.27 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x397/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_dump_cpu_stacks+0x22f/0x380 kernel/rcu/tree_stall.h:349 print_cpu_stall+0x31d/0x5f0 kernel/rcu/tree_stall.h:633 check_cpu_stall kernel/rcu/tree_stall.h:727 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x6d8/0x1110 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x4fe/0xc40 kernel/time/hrtimer.c:1754 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1816 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+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: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 3e 1d aa f7 48 89 df e8 06 f2 aa f7 e8 c1 8c cb f7 fb bf 01 00 00 00 46 15 9f f7 65 8b 05 27 13 50 76 85 c0 74 02 5b c3 e8 d4 1d 4e RSP: 0018:ffffc9000319fbc0 EFLAGS: 00000282 RAX: e1adcad95ecd1a00 RBX: ffff88807b5e8940 RCX: e1adcad95ecd1a00 RDX: dffffc0000000000 RSI: ffffffff8a0b1820 RDI: 0000000000000001 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100f6bd129 R10: ffffed100f6bd129 R11: 1ffff1100f6bd128 R12: ffff88807b5e8940 R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x11d6/0x12c0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7ff427beaec9 Code: 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 01 48 RSP: 002b:00007fffaaadf638 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 000000000001f838 RCX: 00007ff427beaec9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000001 R09: 00000004aaadf92f R10: 0000001b31c20000 R11: 0000000000000246 R12: 00007ff427e41fac R13: 00007ff427e41fa0 R14: ffffffffffffffff R15: 0000000000000004 sched: RT throttling activated