Extracting prog: 4m25.262147282s
Minimizing prog: 2h19m14.004401527s
Simplifying prog options: 0s
Extracting C: 2m18.231140494s
Simplifying C: 52m0.734754276s


extracting reproducer from 65 programs
testing a last program of every proc
single: executing 15 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-kexec_load-socket$alg-bind$alg-accept4-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
kexec_load(0x0, 0x0, &(0x7f00000002c0), 0x0)
r3 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r3, &(0x7f0000000300)={0x26, 'hash\x00', 0x0, 0x0, 'blake2s-160-arm\x00'}, 0x58)
r4 = accept4(r3, 0x0, 0x0, 0x800)
recvmmsg$unix(r4, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 0x0)

program crashed: INFO: rcu detected stall in sys_rt_sigreturn
single: successfully extracted reproducer
found reproducer with 22 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-kexec_load-socket$alg-bind$alg-accept4
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
kexec_load(0x0, 0x0, &(0x7f00000002c0), 0x0)
r3 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r3, &(0x7f0000000300)={0x26, 'hash\x00', 0x0, 0x0, 'blake2s-160-arm\x00'}, 0x58)
accept4(r3, 0x0, 0x0, 0x800)

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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-kexec_load-socket$alg-bind$alg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
kexec_load(0x0, 0x0, &(0x7f00000002c0), 0x0)
r3 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r3, &(0x7f0000000300)={0x26, 'hash\x00', 0x0, 0x0, 'blake2s-160-arm\x00'}, 0x58)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-kexec_load-socket$alg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
kexec_load(0x0, 0x0, &(0x7f00000002c0), 0x0)
socket$alg(0x26, 0x5, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 0x0)

program crashed: INFO: rcu detected stall in do_idle
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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-kexec_load-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
kexec_load(0x0, 0x0, &(0x7f00000002c0), 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-sendmmsg$unix-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-connect$unix-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e22}, 0x6e)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-pwritev-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
pwritev(0xffffffffffffffff, 0x0, 0x0, 0x4, 0x5)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 0x0)

program crashed: INFO: rcu detected stall in do_idle
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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-mprotect-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300))
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r1 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r1, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r1, 0x5501)
readv(r1, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-readv-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
readv(r2, &(0x7f0000001240)=[{&(0x7f00000012c0)=""/41, 0x29}], 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
ioctl$UI_DEV_CREATE(r2, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 0x0)

program crashed: INFO: rcu detected stall in do_idle
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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-write$uinput_user_dev-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$uinput_user_dev(r2, &(0x7f0000000a00)={'syz1\x00', {0x9, 0x7, 0x5, 0x5}, 0x3f, [0x7, 0x2, 0x8, 0x2, 0x5334, 0x400, 0x80000000, 0x5, 0x8, 0x0, 0x6, 0xf3, 0x6, 0x100039, 0x747d5e13, 0x8, 0xfffffb9a, 0xfffffffa, 0x4, 0xfffffffb, 0x4, 0x3, 0x4, 0xf256, 0x80, 0xb, 0x300000, 0x7, 0x11, 0x4623f, 0x6, 0x8, 0x7, 0x8000, 0xfffffffe, 0x3, 0xd, 0x3, 0xba55, 0x8da8, 0x7, 0xd4b8, 0x2, 0x400008, 0xe, 0x4, 0x2, 0x20de, 0x8, 0x9, 0x1, 0x199f, 0xa, 0x2, 0x9, 0xffffffff, 0x4, 0x6, 0x1000, 0x5, 0x40, 0x9, 0xa, 0x5], [0x6, 0x1e, 0x3, 0x8000, 0xfffffffe, 0x3, 0x0, 0x23, 0x2, 0xfffffffc, 0x4, 0x7fff, 0x72c, 0x5, 0x3, 0x5, 0x10000, 0x400, 0x8001, 0x3, 0xfffff001, 0x297, 0x5, 0x0, 0x984, 0x4, 0x8, 0x3ff, 0x81, 0xfffffffe, 0x1, 0xffffff, 0x10, 0xfffffff9, 0xfffffffa, 0x9, 0x1, 0xffffffff, 0x6, 0x5, 0x9, 0xffff, 0x6, 0x96, 0xfffffff6, 0x2, 0x0, 0x2, 0x401, 0xc, 0x3, 0x379, 0x9, 0xe, 0x5, 0x7, 0x6, 0x2, 0x1, 0x1, 0x8, 0x6, 0x200, 0xffffffff], [0x401, 0x2, 0xdfff, 0xcd3, 0x7, 0x20, 0x404, 0x4, 0x8, 0x4, 0x6, 0x5, 0xe8b, 0x9, 0x80000001, 0x8, 0x3f92, 0x1000, 0x2, 0x10, 0x1, 0xfffffff9, 0xe55, 0x1000, 0x80000001, 0x4, 0xff, 0x5, 0x200003, 0x2, 0x5, 0x3, 0x9, 0x8001, 0x47, 0x0, 0x3, 0x4, 0x3, 0x100, 0x3, 0x8, 0x3, 0xbf23, 0x6, 0x9, 0xffff, 0x0, 0x3ff, 0x3, 0x3, 0x6, 0x2005, 0x6, 0x4, 0x5575, 0x9, 0x20000005, 0x6, 0xd9, 0x5, 0x7d, 0x401, 0x5], [0x108e, 0xffff, 0x3, 0x3, 0x88, 0x2, 0x6, 0x4, 0x50, 0x0, 0x763, 0xb, 0x402, 0x7f, 0x4005, 0x1000, 0x7f, 0x5, 0x3fa6, 0x7, 0x0, 0x5, 0x1e2, 0x4, 0xe47, 0x3, 0x3, 0x4, 0x200, 0x1000, 0x3b, 0x20000002, 0x5, 0x800, 0xa80a, 0x65f493f9, 0xfffffff8, 0x20008, 0x8a8, 0x2, 0x800, 0x409, 0x7, 0x7, 0x4, 0xc, 0x4, 0x0, 0x7fff, 0x8, 0x8, 0x401, 0x1, 0xe7a, 0x5, 0x4edf, 0xfffffffd, 0xa, 0x8, 0x2, 0xf, 0x12, 0x136, 0x6]}, 0x45c)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-openat$uinput-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
ioctl$UI_DEV_CREATE(r2, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-timer_create-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-prctl$PR_SCHED_CORE-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): prlimit64-getpid-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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-getpid-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
getpid()
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, 0x0, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003700)=[{{0x0, 0x700, 0x0, 0x0, 0x0, 0x500}}], 0x600, 0x0, 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)

program crashed: INFO: rcu detected stall in sys_readlink
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$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
a never seen crash title: INFO: rcu detected stall in syscall_enter_from_user_mode, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true 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-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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:true 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-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false 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$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false 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$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 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:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false 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$lock-ioctl$UI_DEV_CREATE-mprotect-timer_settime-recvmmsg-recvmmsg$unix
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000600)={0x9, 0x20000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040), 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
recvmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
validation run: crashed=true
reproducing took 3h27m15.599016714s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=10021, q=76)
rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294972619-4294962119), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10500 jiffies! g10021 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:28032 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11bb/0x4390 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 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
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 1
CPU: 1 PID: 4638 Comm: syz.6.24 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <IRQ>
 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
 </IRQ>
 <TASK>
 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 3e 1d aa f7 48 89 df e8 06 f2 aa f7 e8 c1 8c cb f7 fb bf 01 00 00 00 <e8> 46 15 9f f7 65 8b 05 27 13 50 76 85 c0 74 02 5b c3 e8 d4 1d 4e
RSP: 0018:ffffc900014efbc0 EFLAGS: 00000282
RAX: 1a8b561c731b7900 RBX: ffff888076cbdc80 RCX: 1a8b561c731b7900
RDX: dffffc0000000000 RSI: ffffffff8a0b1820 RDI: 0000000000000001
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100ed97b91
R10: ffffed100ed97b91 R11: 1ffff1100ed97b90 R12: ffff888076cbdc80
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+0xee/0x180 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: 0033:0x7fa3f37c5ec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd29488ac8 EFLAGS: 00000246
RAX: fffffffffffffff7 RBX: 00007fa3f3a1cfa0 RCX: 00007fa3f37c5ec9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffffffffff
RBP: 00007fa3f3848f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa3f3a1cfa0 R14: 00007fa3f3a1cfa0 R15: 0000000000000005
 </TASK>
sched: RT throttling activated

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=10021, q=76)
rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294972619-4294962119), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10500 jiffies! g10021 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:28032 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11bb/0x4390 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 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
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 1
CPU: 1 PID: 4638 Comm: syz.6.24 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <IRQ>
 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
 </IRQ>
 <TASK>
 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 3e 1d aa f7 48 89 df e8 06 f2 aa f7 e8 c1 8c cb f7 fb bf 01 00 00 00 <e8> 46 15 9f f7 65 8b 05 27 13 50 76 85 c0 74 02 5b c3 e8 d4 1d 4e
RSP: 0018:ffffc900014efbc0 EFLAGS: 00000282
RAX: 1a8b561c731b7900 RBX: ffff888076cbdc80 RCX: 1a8b561c731b7900
RDX: dffffc0000000000 RSI: ffffffff8a0b1820 RDI: 0000000000000001
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100ed97b91
R10: ffffed100ed97b91 R11: 1ffff1100ed97b90 R12: ffff888076cbdc80
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+0xee/0x180 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: 0033:0x7fa3f37c5ec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd29488ac8 EFLAGS: 00000246
RAX: fffffffffffffff7 RBX: 00007fa3f3a1cfa0 RCX: 00007fa3f37c5ec9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffffffffff
RBP: 00007fa3f3848f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa3f3a1cfa0 R14: 00007fa3f3a1cfa0 R15: 0000000000000005
 </TASK>
sched: RT throttling activated