Extracting prog: 5m35.57053228s Minimizing prog: 2h52m24.719326455s Simplifying prog options: 0s Extracting C: 2m15.275060672s Simplifying C: 25m58.531797055s extracting reproducer from 30 programs testing a last program of every proc single: executing 5 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-sched_setscheduler-socketpair$unix-connect$unix-recvmmsg detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) io_uring_enter(r1, 0x1e76, 0xf728, 0x5, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r4, 0x0, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 24 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-sched_setscheduler-socketpair$unix-connect$unix detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) io_uring_enter(r1, 0x1e76, 0xf728, 0x5, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r4, 0x0, 0x0) program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-sched_setscheduler-socketpair$unix detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) io_uring_enter(r1, 0x1e76, 0xf728, 0x5, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) io_uring_enter(r1, 0x1e76, 0xf728, 0x5, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) io_uring_enter(r1, 0x1e76, 0xf728, 0x5, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in sys_rt_sigreturn testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-mmap-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140), &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-timer_settime-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-mprotect-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-fcntl$lock-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-timer_create-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-syz_io_uring_setup-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) syz_io_uring_setup(0x131, &(0x7f0000000340)={0x0, 0x5cb1, 0x2, 0x3, 0xfffffffd}, &(0x7f0000000140)=0x0, &(0x7f0000000280)) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-sched_setaffinity-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in sys_rt_sigreturn testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000840)={0x18, 0x3, &(0x7f00000000c0)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x2, 0xba, &(0x7f0000000140)=""/186, 0x41100, 0x2b, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x39}, 0x94) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-bpf$BPF_PROG_WITH_BTFID_LOAD-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_lsm={0x1e, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000"], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-write$binfmt_misc-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000), 0xd) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-bind$bt_hci-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in sys_getpid testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-writev-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)='4', 0x1}], 0x1) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-bpf$MAP_CREATE-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x50) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-openat-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x66801, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[], 0x48}}, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in batadv_nc_worker testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) 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-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, 0x0, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, 0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, 0x0, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000080)=0x200, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, 0x0, 0x0, 0x4) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) 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-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, 0x0, 0x0, 0x4) sched_setscheduler(0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: task hung in corrupted a never seen crash title: INFO: task hung in corrupted, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, 0x0, 0x0, 0x4) sched_setscheduler(0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, 0x0, 0x0, 0x4) sched_setscheduler(0x0, 0x2, 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: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x5031, 0xffffffffffffffff, 0xc2dcc000) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, 0x0, 0x0, 0x4) sched_setscheduler(0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h34m52.996451504s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 1, t=10502 jiffies, g=8089, q=466) rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294956310-4294945809), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10502 jiffies! g8089 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27464 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5030 [inline] __schedule+0x11b8/0x43b0 kernel/sched/core.c:6376 schedule+0x11b/0x1e0 kernel/sched/core.c:6459 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4411 Comm: syz.2.28 Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:check_preemption_disabled+0x18/0x110 lib/smp_processor_id.c:14 Code: 00 cc 48 c7 c7 e0 92 59 8a 48 c7 c6 20 93 59 8a eb 00 55 41 57 41 56 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24 08 <65> 8b 05 a9 d7 59 76 65 8b 0d 12 32 5a 76 f7 c1 ff ff ff 7f 74 1f RSP: 0018:ffffc90004d6fec0 EFLAGS: 00000086 RAX: 74e846b7e7046500 RBX: 0000000000000001 RCX: 74e846b7e7046500 RDX: 0000000000000000 RSI: ffffffff8a12cba0 RDI: ffffffff8a599340 RBP: ffffc90004d6ff48 R08: dffffc0000000000 R09: fffffbfff1ad2dd6 R10: fffffbfff1ad2dd6 R11: 1ffffffff1ad2dd5 R12: 0000000000000000 R13: 0000000000000000 R14: ffff888027b5bb80 R15: 0000000000000027 FS: 00007f537b9be6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000007a369000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __context_tracking_enter+0x6c/0x90 kernel/context_tracking.c:100 user_enter_irqoff include/linux/context_tracking.h:41 [inline] __exit_to_user_mode kernel/entry/common.c:136 [inline] syscall_exit_to_user_mode+0x3c/0x40 kernel/entry/common.c:309 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f537c345ba7 Code: 0b e9 68 fe ff ff 48 83 c4 18 48 8d 3d f2 6c d6 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 13 f8 fb ff 0f 1f 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:00007f537b9bdb08 EFLAGS: 00000202 ORIG_RAX: 0000000000000027 RAX: 0000000000000005 RBX: 00007f537b9bdc70 RCX: 00007f537c345ba7 RDX: 00007f537b9bdb40 RSI: 00007f537b9bdc70 RDI: 0000000000000021 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 00007f537c576038 R14: 00007ffe595e8250 R15: 00007ffe595e8338 report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime-mmap-syz_memcpy_off$IO_URING_METADATA_GENERIC-sched_setscheduler program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 1, t=10502 jiffies, g=4185, q=26) rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294953059-4294942557), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10502 jiffies! g4185 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:27848 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5030 [inline] __schedule+0x11b8/0x43b0 kernel/sched/core.c:6376 schedule+0x11b/0x1e0 kernel/sched/core.c:6459 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 4194 Comm: syz-executor252 Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x397/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x10c8/0x1220 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+0x831/0x1110 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x4fe/0xc40 kernel/time/hrtimer.c:1754 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1816 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 7e db aa f7 48 89 df e8 46 b0 ab f7 e8 91 46 cc f7 fb bf 01 00 00 00 76 d4 9f f7 65 8b 05 17 d4 50 76 85 c0 74 02 5b c3 e8 c4 de 4e RSP: 0018:ffffc90002e0fbc0 EFLAGS: 00000282 RAX: 989c8e6f3f2dec00 RBX: ffff88802a64c0c0 RCX: 989c8e6f3f2dec00 RDX: dffffc0000000000 RSI: ffffffff8a0b15c0 RDI: 0000000000000001 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed10054c9819 R10: ffffed10054c9819 R11: 1ffff110054c9818 R12: ffff88802a64c0c0 R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x11d6/0x12c0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f392c4c9f17 Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 RSP: 002b:00007f392c48a178 EFLAGS: 00000246 RAX: 00000000000000ca RBX: 00007f392c554308 RCX: 00007f392c4c9f19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f392c554308 RBP: 00007f392c554300 R08: 00007f392c48a6c0 R09: 00007f392c48a6c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f392c55430c R13: 0000000000000000 R14: 00007ffd033e2050 R15: 00007ffd033e2138