Extracting prog: 4m14.927474777s Minimizing prog: 2h20m27.515978809s Simplifying prog options: 0s Extracting C: 2m51.367195567s Simplifying C: 47m10.832671906s extracting reproducer from 31 programs first checking the prog from the crash report single: executing 1 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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in sendfile64 single: successfully extracted reproducer found reproducer with 20 syscalls minimizing guilty program testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) sendfile(r4, 0xffffffffffffffff, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(0xffffffffffffffff, r4, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-timer_settime-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-mprotect-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-fcntl$lock-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-timer_create-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-gettid-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) gettid() fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r3, r4, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r3, r4, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in sendfile64 testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in batadv_nc_worker testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-connect$unix-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) r2 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r2}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r3, r4, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in batadv_nc_worker testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-socketpair$unix-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in corrupted testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in sendfile64 testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-getpid-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) getpid() r0 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r1, r2, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-sched_setaffinity-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(0x0, 0x1, &(0x7f0000000100)=0x5) r0 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r1, r2, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in batadv_nc_worker testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-prlimit64-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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}}): ioctl$ifreq_SIOCGIFINDEX_team-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in sys_rt_sigreturn testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, 0x0) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) gettid() timer_create(0x0, 0x0, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r1, r2, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, 0x0) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, 0x0, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, 0x0, 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/stat\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash testing program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode extracting C reproducer testing compiled C program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted simplifying C reproducer testing compiled C program (duration=4m45.266418598s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program did not crash testing compiled C program (duration=4m45.266418598s, {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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program did not crash testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in chrdev_open a never seen crash title: INFO: rcu detected stall in chrdev_open, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=4m45.266418598s, {Threaded:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in chrdev_open a never seen crash title: INFO: rcu detected stall in chrdev_open, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode a never seen crash title: INFO: rcu detected stall in syscall_enter_from_user_mode, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in sys_openat a never seen crash title: INFO: rcu detected stall in sys_openat, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in sys_openat a never seen crash title: INFO: rcu detected stall in sys_openat, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program did not crash testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in sys_openat a never seen crash title: INFO: rcu detected stall in sys_openat, ignore testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode a never seen crash title: INFO: rcu detected stall in syscall_enter_from_user_mode, ignore testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash validation run: crashed=false testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash validation run: crashed=false testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash validation run: crashed=false testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program did not crash validation run: crashed=false testing program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) r1 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) r3 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r3, 0x0, 0x20000023896) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h45m22.458337822s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 0, t=10502 jiffies, g=11177, q=631883) rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294979084-4294968583), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10502 jiffies! g11177 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:27440 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11c3/0x4350 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117 rcu_gp_fqs_loop+0x2be/0x11f0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x9a/0x370 kernel/rcu/tree.c:2145 kthread+0x42e/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 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5292 Comm: syz.3.454 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:send_sigqueue+0x0/0x620 kernel/signal.c:1973 Code: a6 f1 72 00 e9 e1 fe ff ff 48 8d 4b 10 80 e1 07 80 c1 03 38 c1 0f 8c 0f ff ff ff 48 8d 7b 10 e8 86 f1 72 00 e9 01 ff ff ff 90 <55> 41 57 41 56 41 55 41 54 53 48 83 ec 30 89 d3 49 89 f5 49 89 fc RSP: 0000:ffffc9000130fc60 EFLAGS: 00000046 RAX: 1ffff110057a4472 RBX: dffffc0000000000 RCX: ffff88807b891dc0 RDX: 0000000000000000 RSI: ffff88805b412c80 RDI: ffff888022d1c070 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52000261f68 R12: ffff88802bd223a0 R13: 1ffff110057a4470 R14: ffff888022d1c070 R15: ffff88802bd22390 FS: 00007f35a85776c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000001840 CR3: 0000000058eb8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: posix_timer_event kernel/time/posix-timers.c:360 [inline] posix_timer_fn+0x149/0x350 kernel/time/posix-timers.c:386 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4ea/0xb60 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x397/0x8b0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0033:0x7f35a8f10ed7 Code: 8d 3d 32 9f 0b 00 e8 58 1d fa ff e8 a3 87 00 00 0f 1f 00 b8 68 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 b8 6e 00 00 00 0f 05 c3 0f 1f 84 00 00 RSP: 002b:00007f35a8576a48 EFLAGS: 00000206 RAX: 0000000000000183 RBX: 00007f35a8576bb0 RCX: 00007f35a8f10ed7 RDX: 00007f35a8576a80 RSI: 00007f35a8576bb0 RDI: 0000000000000021 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 00007f35a919f038 R14: 00007f35a919efa0 R15: 00007ffe0c38a9b8 report is corrupted, running repro again testing compiled C program (duration=4m45.266418598s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true 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-getpid-sched_setscheduler-gettid-timer_create-fcntl$lock-mprotect-timer_settime-mmap-openat$ttyS3-openat$procfs-sendfile program crashed: INFO: rcu detected stall in sys_rt_sigreturn final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4226/2:b..l P4271/1:b..l (detected by 1, t=10503 jiffies, g=6905, q=568203) task:syz-executor306 state:R running task stack:29072 pid: 4271 ppid: 4227 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11c3/0x4350 kernel/sched/core.c:6395 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6799 irqentry_exit+0x63/0x70 kernel/entry/common.c:435 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:681 RIP: 0010:lock_is_held_type+0x13a/0x190 kernel/locking/lockdep.c:5673 Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c5 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f RSP: 0000:ffffc9000305fa70 EFLAGS: 00000206 RAX: 91203e9973a47100 RBX: ffff888024ee1dc0 RCX: 91203e9973a47100 RDX: 0000000000000000 RSI: ffffffff8a2b3e80 RDI: ffffffff8a7a48c0 RBP: 0000000000000001 R08: ffffea0001cad877 R09: 1ffffd4000395b0e R10: dffffc0000000000 R11: fffff94000395b0f R12: 0000000000000001 R13: 0000000000000246 R14: ffffffff8c31ef60 R15: ffff888024ee28d8 xa_entry include/linux/xarray.h:1197 [inline] xas_reload+0x19c/0x470 include/linux/xarray.h:1573 next_uptodate_page+0x26e/0x870 mm/filemap.c:3259 first_map_page mm/filemap.c:3288 [inline] filemap_map_pages+0x22b/0x1450 mm/filemap.c:3314 do_fault_around mm/memory.c:4243 [inline] do_read_fault mm/memory.c:4258 [inline] do_fault mm/memory.c:4392 [inline] handle_pte_fault mm/memory.c:4650 [inline] __handle_mm_fault mm/memory.c:4785 [inline] handle_mm_fault+0x25bb/0x4440 mm/memory.c:4883 do_user_addr_fault+0x494/0xc90 arch/x86/mm/fault.c:1355 handle_page_fault arch/x86/mm/fault.c:1443 [inline] exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1496 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606 RIP: 0033:0x7fdbfe52c810 RSP: 002b:00007fdbfdceb198 EFLAGS: 00010246 RAX: fffffffffffffec8 RBX: 00007fdbfdceb6c0 RCX: 00007fdbfe51aa99 RDX: 00007fdbfdcebd78 RSI: 0000000000000058 RDI: 00007fdbfdceb6c0 RBP: 0000000000000000 R08: 00007fdbfdceb6c0 R09: 00007fff94a25b97 R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffd0 R13: 0000000000000016 R14: 00007fff94a25ab0 R15: 00007fff94a25b98 task:syz-executor306 state:R running task stack:25424 pid: 4226 ppid: 4221 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11c3/0x4350 kernel/sched/core.c:6395 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6799 irqentry_exit+0x63/0x70 kernel/entry/common.c:435 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:681 RIP: 0010:lock_acquire+0x208/0x400 kernel/locking/lockdep.c:5629 Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f1 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04 RSP: 0018:ffffc90002e2f340 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 804fae954420e700 RDX: 0000000000000000 RSI: ffffffff8a2b3e80 RDI: ffffffff8a7a48c0 RBP: ffffc90002e2f448 R08: dffffc0000000000 R09: 1ffffffff203e218 R10: dffffc0000000000 R11: fffffbfff203e219 R12: ffffffff8c31ef60 R13: 1ffff920005c5e74 R14: 0000000000000246 R15: dffffc0000000000 rcu_lock_acquire+0x20/0x30 include/linux/rcupdate.h:313 rcu_read_lock include/linux/rcupdate.h:740 [inline] percpu_ref_tryget_many include/linux/percpu-refcount.h:241 [inline] percpu_ref_tryget+0x12/0x150 include/linux/percpu-refcount.h:266 obj_cgroup_tryget include/linux/memcontrol.h:800 [inline] get_obj_cgroup_from_current mm/memcontrol.c:2930 [inline] __memcg_kmem_charge_page+0x230/0x380 mm/memcontrol.c:3056 __alloc_pages+0x222/0x480 mm/page_alloc.c:5518 __pte_alloc_one include/asm-generic/pgalloc.h:63 [inline] pte_alloc_one+0x7b/0x310 arch/x86/mm/pgtable.c:33 __pte_alloc+0x21/0x150 mm/memory.c:439 copy_pte_range mm/memory.c:1032 [inline] copy_pmd_range mm/memory.c:1167 [inline] copy_pud_range mm/memory.c:1204 [inline] copy_p4d_range mm/memory.c:1228 [inline] copy_page_range+0x2ab2/0x32c0 mm/memory.c:1301 dup_mmap kernel/fork.c:616 [inline] dup_mm kernel/fork.c:1472 [inline] copy_mm+0xc61/0x13d0 kernel/fork.c:1524 copy_process+0x17a7/0x3e70 kernel/fork.c:2292 kernel_clone+0x23f/0x990 kernel/fork.c:2682 __do_sys_clone kernel/fork.c:2799 [inline] __se_sys_clone kernel/fork.c:2783 [inline] __x64_sys_clone+0x19a/0x210 kernel/fork.c:2783 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fdbfe555022 RSP: 002b:00007fff94a25b30 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fff94a25b30 RCX: 00007fdbfe555022 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007fdbfe5c24c8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000555577e6b750 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff94a25cf0 R14: 0000000000000000 R15: 00007fff94a25d30 rcu: rcu_preempt kthread starved for 10578 jiffies! g6905 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:28240 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11c3/0x4350 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117 rcu_gp_fqs_loop+0x2be/0x11f0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x9a/0x370 kernel/rcu/tree.c:2145 kthread+0x42e/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 4273 Comm: syz-executor306 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x1110/0x1270 kernel/rcu/tree_stall.h:592 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x845/0x1120 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:2021 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4b0/0xb60 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x397/0x8b0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+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: 00 00 00 66 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2e c4 92 f7 48 89 df e8 66 9b 93 f7 e8 a1 97 b4 f7 fb bf 01 00 00 00 b6 b0 87 f7 65 8b 05 e7 c6 37 76 85 c0 74 02 5b c3 e8 24 d4 35 RSP: 0018:ffffc9000307fcd0 EFLAGS: 00000286 RAX: 67a72160d97ceb00 RBX: ffff88802acde5c0 RCX: 67a72160d97ceb00 RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: 0000000000000001 RBP: ffffc9000307ff10 R08: ffff88802acde5c3 R09: 1ffff1100559bcb8 R10: dffffc0000000000 R11: ffffed100559bcb9 R12: 1ffff9200060ffa8 R13: dffffc0000000000 R14: 00007fdbfdceabb8 R15: ffff888024ee3b80 __ia32_sys_rt_sigreturn+0x1ac/0x750 arch/x86/kernel/signal.c:672 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fdbfe4fcd89 Code: e9 01 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 0c 25 RSP: 002b:00007fdbfdceabc0 EFLAGS: 00000202 ORIG_RAX: 000000000000000f RAX: ffffffffffffffda RBX: 00007fdbfe5c8948 RCX: 00007fdbfe4fcd89 RDX: 00007fdbfdceabc0 RSI: 00007fdbfdceacf0 RDI: 0000000000000021 RBP: 00007fdbfe5c8940 R08: 00007fdbfdcebcdc R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007fdbfe5c894c R13: 0000000000000016 R14: 00007fff94a25ab0 R15: 00007fff94a25b98 sched: RT throttling activated