Extracting prog: 4m8.519216444s Minimizing prog: 2h24m55.681514524s Simplifying prog options: 0s Extracting C: 2m19.241235569s Simplifying C: 24m28.878159461s extracting reproducer from 30 programs testing a last program of every proc single: executing 5 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise-socket$xdp-ioctl$KVM_CREATE_VM-sched_setaffinity-prctl$PR_SCHED_CORE-syz_open_dev$MSR detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) socket$xdp(0x2c, 0x3, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x13) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) program crashed: INFO: rcu detected stall in cfg80211_wiphy_work single: successfully extracted reproducer found reproducer with 30 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise-socket$xdp-ioctl$KVM_CREATE_VM-sched_setaffinity-prctl$PR_SCHED_CORE detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) socket$xdp(0x2c, 0x3, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x13) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) program crashed: INFO: rcu detected stall in schedule_timeout testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise-socket$xdp-ioctl$KVM_CREATE_VM-sched_setaffinity detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) socket$xdp(0x2c, 0x3, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x13) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) program crashed: INFO: rcu detected stall in watchdog 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise-socket$xdp-ioctl$KVM_CREATE_VM detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) socket$xdp(0x2c, 0x3, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x13) program crashed: INFO: rcu detected stall in sys_sendto 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise-socket$xdp detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) socket$xdp(0x2c, 0x3, 0x0) program crashed: INFO: rcu detected stall in nsim_fib_event_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise-madvise detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) madvise(&(0x7f0000000000/0x600000)=nil, 0x60005f, 0x3) program crashed: INFO: rcu detected stall in kthread 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise-madvise detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) program crashed: INFO: rcu detected stall in kthread 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop-madvise detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x19) program crashed: INFO: rcu detected stall in nsim_fib_event_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages-mknod$loop detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x800, 0x1) program crashed: INFO: rcu detected stall in security_file_open 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown-remap_file_pages detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) remap_file_pages(&(0x7f00006ca000/0x4000)=nil, 0x4000, 0x0, 0x3, 0x20000) program crashed: INFO: rcu detected stall in schedule_timeout testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route-fchown detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) fchown(r2, 0x0, 0x0) program crashed: INFO: rcu detected stall in schedule_timeout testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime-socket$nl_route detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) program crashed: INFO: rcu detected stall in irqentry_exit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-mprotect detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-fcntl$lock-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-timer_create-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-unshare-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) unshare(0x20020400) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-mmap-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xb, 0x31, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in nsim_fib_event_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-ioctl$UFFDIO_API-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in addrconf_dad_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-getpid-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in kthread testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in schedule_timeout testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-prlimit64-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-socket$nl_route-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) socket$nl_route(0x10, 0x3, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-write$6lowpan_control-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) r0 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$6lowpan_control(r0, &(0x7f0000000180)='disconnect aa:aa:aa:aa:aa:10 2', 0xfffffffffffffe55) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in sys_sendto 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-openat$6lowpan_control-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in kthread 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-socket-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in exit_to_user_mode_loop 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$nl_route-getsockopt$inet_mreqn-socket$unix-socket$netlink-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) socket$netlink(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread 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$nl_route-getsockopt$inet_mreqn-socket$unix-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) socket$unix(0x1, 0x5, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: WARNING in rcu_check_gp_start_stall testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-getsockopt$inet_mreqn-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000080)={@local, @empty}, &(0x7f00000000c0)=0xc) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in schedule_timeout 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$nl_route-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in kthread 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in mld_dad_work testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, 0x0, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, 0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 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-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, 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-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in exit_to_user_mode_loop simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in schedule_timeout testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in schedule_timeout testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in schedule_timeout testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in unix_release validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in newfstat validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x9, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x77359400}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h3m21.688479365s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: (detected by 1, t=10502 jiffies, g=15073, q=744 ncpus=2) rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294962305-4294951802), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10504 jiffies! g15073 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:27752 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2095 rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2297 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: CPU: 1 UID: 0 PID: 6066 Comm: syz.2.30 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:do_syscall_x64 arch/x86/entry/syscall_64.c:59 [inline] RIP: 0010:do_syscall_64+0x96/0xf80 arch/x86/entry/syscall_64.c:94 Code: a5 05 00 00 48 8b 7d 08 e8 e7 8c 00 00 0f 1f 44 00 00 0f 1f 44 00 00 90 e8 a7 a0 86 f6 90 90 e8 10 a0 86 f6 fb 4d 8b 74 24 08 <45> 89 fd 41 f6 c6 bf 74 41 41 f6 c6 20 0f 85 89 04 00 00 41 f6 c6 RSP: 0018:ffffc900024dff08 EFLAGS: 00000202 RAX: 0000000004f40049 RBX: ffffc900024dff48 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8df223d3 RDI: ffffffff8c1c3a00 RBP: ffffc900024dff38 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff888034418000 R13: 0000000000000000 R14: 0000000000000000 R15: 00000000000000ca FS: 00007f71348f26c0(0000) GS:ffff88812446d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000058 CR3: 00000000293d9000 CR4: 00000000003526f0 Call Trace: entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f713399ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f71348f20e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f7133c15fa8 RCX: 00007f713399ce59 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f7133c15fa8 RBP: 00007f7133c15fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7133c16038 R14: 00007ffd83d91590 R15: 00007ffd83d91678 report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in schedule_timeout final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: (detected by 1, t=10502 jiffies, g=10913, q=267 ncpus=2) rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294957078-4294946575), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10504 jiffies! g10913 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:28840 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7513 irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline] irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x205/0x7e0 kernel/entry/common.c:164 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:100 Code: 40 df b2 8b 4c 89 74 24 70 48 c7 c6 70 ed f4 81 48 01 c3 e8 9b 64 66 f6 4c 89 e7 48 89 5c 24 30 e8 ce 7f 66 f6 e8 39 65 fe ff <4c> 89 e7 e8 11 31 66 f6 4c 89 e7 e8 99 20 66 f6 48 b8 00 00 00 00 RSP: 0018:ffffc90000157bb0 EFLAGS: 00010246 RAX: 0000000000208040 RBX: 00000000ffffaf10 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8c1c3980 RDI: 0000000000000001 RBP: 1ffff9200002af76 R08: 0000000000000000 R09: fffffbfff21af9ca R10: ffffffff90d7ce57 R11: 0000000000000000 R12: ffffc90000157bd0 R13: 1ffffffff1c81e50 R14: ffff88801e2b0000 R15: dffffc0000000000 rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2095 rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2297 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: CPU: 1 UID: 0 PID: 5631 Comm: syz-executor184 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210 Code: 56 61 5c 00 48 89 df 5b e9 1d ec 61 00 be 03 00 00 00 5b e9 72 e0 f0 02 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 25 81 02 12 48 8b 34 24 65 48 8b 15 01 81 02 RSP: 0018:ffffc9000207f988 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f27d6e5cb28 RCX: ffffffff81fadf1e RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888079bd4a00 RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffffc9000207fb90 R15: 0000000000000000 FS: 00007f27d6d846c0(0000) GS:ffff88812446d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffccf0fee80 CR3: 0000000070d82000 CR4: 00000000003526f0 Call Trace: get_futex_key+0x1ec/0x1510 kernel/futex/core.c:581 futex_wait_setup+0x83/0x510 kernel/futex/waitwake.c:618 __futex_wait+0x19f/0x300 kernel/futex/waitwake.c:686 futex_wait+0xe6/0x370 kernel/futex/waitwake.c:719 do_futex+0x1ef/0x350 kernel/futex/syscalls.c:130 __do_sys_futex kernel/futex/syscalls.c:207 [inline] __se_sys_futex kernel/futex/syscalls.c:188 [inline] __x64_sys_futex+0x34f/0x4d0 kernel/futex/syscalls.c:188 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f27d6dad4d9 Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f27d6d84138 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f27d6e5cb28 RCX: 00007f27d6dad4d9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f27d6e5cb28 RBP: 00007f27d6e5cb20 R08: 00007f27d6d84cdc R09: 00007f27d6d84cdc R10: 0000000000000000 R11: 0000000000000246 R12: 00007f27d6e5cb2c R13: 0000000000000000 R14: 00007ffccf0ff9a0 R15: 00007ffccf0ffa88