Extracting prog: 2m30.502381754s Minimizing prog: 2h45m53.386352329s Simplifying prog options: 12m10.950202912s Extracting C: 6m26.948428142s Simplifying C: 0s extracting reproducer from 30 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}}): socket$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime-bpf$PROG_LOAD-socket$inet_udp-setsockopt$inet_MCAST_MSFILTER detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x11, 0x14, 0x0, &(0x7f0000000000)='GPL\x00', 0x2, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x1b, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_MSFILTER(r3, 0x0, 0x30, &(0x7f0000000600)={0x2, {{0x2, 0x0, @multicast2}}, 0x3000000}, 0x90) program crashed: INFO: rcu detected stall in cleanup_net single: successfully extracted reproducer found reproducer with 21 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime-bpf$PROG_LOAD-socket$inet_udp detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x11, 0x14, 0x0, &(0x7f0000000000)='GPL\x00', 0x2, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x1b, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) socket$inet_udp(0x2, 0x2, 0x0) program crashed: INFO: rcu detected stall in security_socket_connect testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime-bpf$PROG_LOAD detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x11, 0x14, 0x0, &(0x7f0000000000)='GPL\x00', 0x2, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x1b, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) socket$unix(0x1, 0x1, 0x0) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) connect$unix(0xffffffffffffffff, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-socket$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-listen-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) connect$unix(0xffffffffffffffff, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-bind$unix-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-socket$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-timer_create-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) bind$unix(0xffffffffffffffff, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) connect$unix(r0, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-syz_open_dev$MSR-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) syz_open_dev$MSR(0x0, 0x0, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-syz_clone-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in unix_stream_connect testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-mmap-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in batadv_iv_send_outstanding_bat_ogm_packet testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-prlimit64-sched_setscheduler-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in security_socket_connect testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-prlimit64-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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$inet6_tcp-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in security_socket_connect 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, 0x0, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, 0x0, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, 0x0, 0x0) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 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-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in kthread validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in sys_getpid validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-socket$unix-bind$unix-listen-socket$unix-connect$unix-socket$unix-connect$unix-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8000}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, 0x0, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = socket$unix(0x1, 0x1, 0x0) connect$unix(r2, &(0x7f0000000000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in sys_rt_sigreturn validation run: crashed=true reproducing took 3h32m53.390002026s repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 1, t=10502 jiffies, g=22973, q=160) rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294970412-4294959910), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10502 jiffies! g22973 f0x0 RCU_GP_ONOFF(3) ->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:28016 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6596 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x36/0x40 kernel/locking/spinlock.c:186 rcu_gp_init+0x25a/0x10f0 kernel/rcu/tree.c:-1 rcu_gp_kthread+0x188/0x370 kernel/rcu/tree.c:2135 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 11673 Comm: syz.3.3575 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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+0x843/0x1120 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4ad/0xb70 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x3bb/0x8d0 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:lock_acquire+0x223/0x400 kernel/locking/lockdep.c:5627 Code: 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 25 28 00 00 00 <48> 3b 84 24 c0 00 00 00 0f 85 f9 00 00 00 48 8d 65 d8 5b 41 5c 41 RSP: 0018:ffffc900050b7a80 EFLAGS: 00000206 RAX: 250f11e1cf152f00 RBX: 0000000000000000 RCX: 250f11e1cf152f00 RDX: 0000000000000000 RSI: ffffffff8a2b3a20 RDI: ffffffff8a79f780 RBP: ffffc900050b7ba0 R08: dffffc0000000000 R09: 1ffffffff203a21e R10: dffffc0000000000 R11: fffffbfff203a21f R12: ffff888016c6c028 R13: 1ffff92000a16f5c R14: 0000000000000246 R15: dffffc0000000000 __might_fault+0xb3/0x110 mm/memory.c:5357 _copy_from_user+0x29/0x170 lib/usercopy.c:14 copy_from_user include/linux/uaccess.h:192 [inline] restore_altstack+0xa8/0x380 kernel/signal.c:4252 __ia32_sys_rt_sigreturn+0x619/0x760 arch/x86/kernel/signal.c:677 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: 0033:0x7ff333825cb7 Code: 83 c8 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 RSP: 002b:00007ff332e890e8 EFLAGS: 00000246 RAX: 00000000000000ca RBX: 00007ff333aa0fa8 RCX: 00007ff333825cb9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff333aa0fa8 RBP: 00007ff333aa0fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff333aa1038 R14: 00007ffce94618d0 R15: 00007ffce94619b8 final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 1, t=10502 jiffies, g=22973, q=160) rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294970412-4294959910), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10502 jiffies! g22973 f0x0 RCU_GP_ONOFF(3) ->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:28016 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6596 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x36/0x40 kernel/locking/spinlock.c:186 rcu_gp_init+0x25a/0x10f0 kernel/rcu/tree.c:-1 rcu_gp_kthread+0x188/0x370 kernel/rcu/tree.c:2135 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 11673 Comm: syz.3.3575 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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+0x843/0x1120 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4ad/0xb70 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x3bb/0x8d0 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:lock_acquire+0x223/0x400 kernel/locking/lockdep.c:5627 Code: 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 25 28 00 00 00 <48> 3b 84 24 c0 00 00 00 0f 85 f9 00 00 00 48 8d 65 d8 5b 41 5c 41 RSP: 0018:ffffc900050b7a80 EFLAGS: 00000206 RAX: 250f11e1cf152f00 RBX: 0000000000000000 RCX: 250f11e1cf152f00 RDX: 0000000000000000 RSI: ffffffff8a2b3a20 RDI: ffffffff8a79f780 RBP: ffffc900050b7ba0 R08: dffffc0000000000 R09: 1ffffffff203a21e R10: dffffc0000000000 R11: fffffbfff203a21f R12: ffff888016c6c028 R13: 1ffff92000a16f5c R14: 0000000000000246 R15: dffffc0000000000 __might_fault+0xb3/0x110 mm/memory.c:5357 _copy_from_user+0x29/0x170 lib/usercopy.c:14 copy_from_user include/linux/uaccess.h:192 [inline] restore_altstack+0xa8/0x380 kernel/signal.c:4252 __ia32_sys_rt_sigreturn+0x619/0x760 arch/x86/kernel/signal.c:677 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: 0033:0x7ff333825cb7 Code: 83 c8 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 RSP: 002b:00007ff332e890e8 EFLAGS: 00000246 RAX: 00000000000000ca RBX: 00007ff333aa0fa8 RCX: 00007ff333825cb9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff333aa0fa8 RBP: 00007ff333aa0fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff333aa1038 R14: 00007ffce94618d0 R15: 00007ffce94619b8