Extracting prog: 21m6.040990586s
Minimizing prog: 2h0m43.207987537s
Simplifying prog options: 0s
Extracting C: 2m15.991015865s
Simplifying C: 59m6.619090011s


extracting reproducer from 54 programs
testing a last program of every proc
single: executing 13 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-syz_genetlink_get_family_id$ethtool-prlimit64-sched_setscheduler-getpid-sendmsg$nl_generic-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-openat$vhost_vsock-socketpair-mkdirat-mkdirat-mkdirat-mount$overlay-mkdirat-mount$overlay
detailed listing:
executing program 0:
r0 = socket(0x10, 0x803, 0x0)
syz_genetlink_get_family_id$ethtool(0x0, r0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xa, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r1 = getpid()
sendmsg$nl_generic(0xffffffffffffffff, 0x0, 0x8844)
sched_setscheduler(r1, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0x3, &(0x7f00000002c0)=@framed, &(0x7f0000000040)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x3a, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
openat$vhost_vsock(0xffffffffffffff9c, 0x0, 0x2, 0x0)
socketpair(0x1, 0x80001, 0x0, &(0x7f0000000000))
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file1/file0\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f00000003c0), 0x0, &(0x7f00000004c0)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file1/file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]})

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}}): syz_clone-wait4-syz_open_procfs-fchdir-mount-syz_open_procfs-recvfrom-syz_open_procfs
detailed listing:
executing program 0:
r0 = syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
wait4(r0, 0x0, 0x20000000, 0x0)
r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='task\x00')
fchdir(r1)
mount(0x0, &(0x7f0000000080)='.\x00', &(0x7f0000000000)='proc\x00', 0x800000, 0x0)
syz_open_procfs(r0, &(0x7f0000000580)='attr/keycreate\x00')
recvfrom(0xffffffffffffffff, 0x0, 0x0, 0x2101, 0x0, 0x0)
syz_open_procfs(r0, &(0x7f0000000280)='net/rt_cache\x00')

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}}): openat$tun-ioctl$TUNSETIFF-setsockopt$SO_ATTACH_FILTER-socket-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-syz_fuse_handle_req-open-syz_fuse_handle_req-syz_open_dev$MSR-read$msr-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, 0x0, 0x0)
r1 = socket(0x400000000010, 0x3, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x5, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000100)=0x2)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_fuse_handle_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
open(0x0, 0x1802, 0x40)
syz_fuse_handle_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000d00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r2 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r2, &(0x7f0000002000)=""/102400, 0x19000)
r3 = socket$unix(0x1, 0x5, 0x0)
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r4=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=@newqdisc={0x44, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xffff}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_hfsc={{0x9}, {0x14, 0x2, @TCA_HFSC_FSC={0x10, 0x2, {0xa30e, 0x1, 0xfffffffa}}}}]}, 0x44}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000400)=@newtfilter={0x34, 0x2c, 0xd3f, 0x70bd24, 0x25dfdbfc, {0x0, 0x0, 0x0, r4, {0xfff3, 0xfff2}, {}, {0x5, 0x8}}, [@filter_kind_options=@f_route={{0xa}, {0x4}}]}, 0x34}, 0x1, 0x0, 0x0, 0x8848}, 0x4000010)

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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice-vmsplice-fcntl$setpipe-ppoll-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
splice(r4, 0x0, r5, 0x0, 0x7, 0x0)
vmsplice(r2, &(0x7f0000000140)=[{&(0x7f0000000100)="eb", 0x20000101}], 0x1, 0x0)
fcntl$setpipe(r2, 0x407, 0x2000000)
ppoll(&(0x7f0000000400)=[{r0, 0x40}], 0x1, 0x0, &(0x7f0000000680)={[0x10000]}, 0x8)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
single: successfully extracted reproducer
found reproducer with 25 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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice-vmsplice-fcntl$setpipe-ppoll
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
splice(r4, 0x0, r5, 0x0, 0x7, 0x0)
vmsplice(r2, &(0x7f0000000140)=[{&(0x7f0000000100)="eb", 0x20000101}], 0x1, 0x0)
fcntl$setpipe(r2, 0x407, 0x2000000)
ppoll(&(0x7f0000000400)=[{r0, 0x40}], 0x1, 0x0, &(0x7f0000000680)={[0x10000]}, 0x8)

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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice-vmsplice-fcntl$setpipe
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
splice(r4, 0x0, r5, 0x0, 0x7, 0x0)
vmsplice(r2, &(0x7f0000000140)=[{&(0x7f0000000100)="eb", 0x20000101}], 0x1, 0x0)
fcntl$setpipe(r2, 0x407, 0x2000000)

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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice-vmsplice
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
splice(r4, 0x0, r5, 0x0, 0x7, 0x0)
vmsplice(r2, &(0x7f0000000140)=[{&(0x7f0000000100)="eb", 0x20000101}], 0x1, 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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-splice
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
splice(r4, 0x0, r5, 0x0, 0x7, 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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))
pipe(&(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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))

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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))

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}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x6)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-getpid-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
getpid()
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-prlimit64-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-write$FUSE_INIT-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
write$FUSE_INIT(r2, &(0x7f0000000340)={0x50, 0x3d6bf7b3fa2b4728, 0x0, {0x7, 0x29, 0x5, 0x8021008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}}, 0x50)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-fcntl$setpipe-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r2=>0xffffffffffffffff}, 0x0)
fcntl$setpipe(r2, 0x407, 0x5)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-pipe2-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
pipe2(&(0x7f00000000c0), 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-openat-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
openat(0xffffffffffffff9c, 0x0, 0x2042, 0x58)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-openat-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000980)='./file1\x00', 0x42, 0xc2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-socket$nl_route-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
socket$nl_route(0x10, 0x3, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-write$sndseq-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
write$sndseq(r0, &(0x7f0000000000)=[{0x84, 0x77, 0x0, 0x0, @tick, {}, {}, @raw32}], 0xffc8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = timerfd_create(0x0, 0x0)
read(r1, &(0x7f0000000240)=""/123, 0x7b)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000001c0)={0x0, 0x0, 0x0, 'queue1\x00'})
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in sys_exit
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-read-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = timerfd_create(0x0, 0x0)
read(r0, &(0x7f0000000240)=""/123, 0x7b)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-timerfd_create-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
timerfd_create(0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sndseq-syz_clone-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in gc_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}}): openat$sndseq-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x42002)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in sys_openat
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, 0x0, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, 0x0)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in 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-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in sys_sendto
a never seen crash title: INFO: rcu detected stall in sys_sendto, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 3h33m35.999292108s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-...!: (10500 ticks this GP) idle=4a44/1/0x4000000000000000 softirq=10237/10237 fqs=0
	(t=10500 jiffies g=9205 q=1112 ncpus=2)
rcu: rcu_preempt kthread timer wakeup didn't happen for 10499 jiffies! g9205 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=5464
rcu: rcu_preempt kthread starved for 10500 jiffies! g9205 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:27400 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 PID: 4509 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003627b98 EFLAGS: 00000282
RAX: e0a4be77fb908100 RBX: ffff888069453780 RCX: e0a4be77fb908100
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff888069453c18 R08: dffffc0000000000 R09: ffffed100d28a6f1
R10: ffffed100d28a6f1 R11: 1ffff1100d28a6f0 R12: 1ffff1100d28a783
R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
FS:  000055555af4a500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 000000007ac34000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fc6bc861d32
Code: 0f b6 05 a1 39 eb 00 e8 9c f4 ff ff 80 3d ca 39 eb 00 00 74 ca 48 89 df 5b e9 2a 46 ff ff 66 2e 0f 1f 84 00 00 00 00 00 41 57 <41> 56 41 55 41 54 49 89 fc 55 53 48 83 ec 18 8b 47 08 85 c0 0f 85
RSP: 002b:00007ffd8905f700 EFLAGS: 00000217
RAX: 0000000000000000 RBX: 00007fc6bcbe5fa8 RCX: 00007fc6bc98efc9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc6bcbe5fa0
RBP: 0000000000000000 R08: 0031ab8f3d00f188 R09: 000000048905f9ff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc6bcbe5fac
R13: 00007fc6bcbe5fa0 R14: 0000000000001da6 R15: 0000000000000004
 </TASK>
CPU: 0 PID: 4509 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003627b98 EFLAGS: 00000282
RAX: e0a4be77fb908100 RBX: ffff888069453780 RCX: e0a4be77fb908100
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff888069453c18 R08: dffffc0000000000 R09: ffffed100d28a6f1
R10: ffffed100d28a6f1 R11: 1ffff1100d28a6f0 R12: 1ffff1100d28a783
R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
FS:  000055555af4a500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 000000007ac34000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fc6bc861d32
Code: 0f b6 05 a1 39 eb 00 e8 9c f4 ff ff 80 3d ca 39 eb 00 00 74 ca 48 89 df 5b e9 2a 46 ff ff 66 2e 0f 1f 84 00 00 00 00 00 41 57 <41> 56 41 55 41 54 49 89 fc 55 53 48 83 ec 18 8b 47 08 85 c0 0f 85
RSP: 002b:00007ffd8905f700 EFLAGS: 00000217
RAX: 0000000000000000 RBX: 00007fc6bcbe5fa8 RCX: 00007fc6bc98efc9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc6bcbe5fa0
RBP: 0000000000000000 R08: 0031ab8f3d00f188 R09: 000000048905f9ff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc6bcbe5fac
R13: 00007fc6bcbe5fa0 R14: 0000000000001da6 R15: 0000000000000004
 </TASK>

report is corrupted, running repro again
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=6241, q=81 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294958664-4294948162), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g6241 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:27840 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
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: 4315 Comm: syz-executor332 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:hlock_class kernel/locking/lockdep.c:228 [inline]
RIP: 0010:__lock_acquire+0x10ba/0x7c50 kernel/locking/lockdep.c:5045
Code: 03 89 c3 81 e3 ff 1f 00 00 c1 e8 03 25 f8 03 00 00 48 8d b8 40 22 ae 90 be 08 00 00 00 e8 ce f8 6d 00 48 0f a3 1d 16 14 4b 0f <0f> 83 8c 01 00 00 48 8d 04 5b c1 e0 06 48 8d 98 00 a1 46 90 49 b8
RSP: 0018:ffffc90000007860 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 000000000000002c RCX: ffffffff81630e22
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90ae2240
RBP: ffffc90000007ab0 R08: dffffc0000000000 R09: fffffbfff215c449
R10: fffffbfff215c449 R11: 1ffffffff215c448 R12: 00000000a4aa91d3
R13: 00000000d5ee484b R14: 000000005bdabcc2 R15: ffff88801a2a4650
FS:  000055555b7913c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fad02d36be0 CR3: 00000000264bb000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 lock_acquire+0x1b4/0x490 kernel/locking/lockdep.c:5662
 rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 rcu_read_lock include/linux/rcupdate.h:791 [inline]
 __lock_task_sighand+0x42/0x2d0 kernel/signal.c:1394
 lock_task_sighand include/linux/sched/signal.h:745 [inline]
 send_sigqueue+0x159/0x600 kernel/signal.c:1979
 posix_timer_event kernel/time/posix-timers.c:360 [inline]
 posix_timer_fn+0x16a/0x3d0 kernel/time/posix-timers.c:386
 __run_hrtimer kernel/time/hrtimer.c:1747 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1811
 hrtimer_interrupt+0x3c5/0x9c0 kernel/time/hrtimer.c:1873
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc900041d7b98 EFLAGS: 00000282
RAX: e642cf5da304ed00 RBX: ffff888023969bc0 RCX: e642cf5da304ed00
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88802396a058 R08: dffffc0000000000 R09: ffffed100472d379
R10: ffffed100472d379 R11: 1ffff1100472d378 R12: 1ffff1100472d40b
R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fad02d1e30a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 33 66 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 93 66 02 00 8b 44 24
RSP: 002b:00007fff7ee00500 EFLAGS: 00000293
RAX: fffffffffffffff7 RBX: 0000000000000009 RCX: 00007fad02d1e30a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008
RBP: 0000000000000000 R08: 00007fad02cd7990 R09: 00007fad02cd7990
R10: 0000000000000000 R11: 0000000000000293 R12: 00007fad02d6f178
R13: 00007fad02d75e3c R14: 00007fff7ee00550 R15: 0000000000000000
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.116 msecs