Extracting prog: 16m37.930905123s
Minimizing prog: 1h25m2.815501737s
Simplifying prog options: 14m0.509028429s
Extracting C: 5m11.426624036s
Simplifying C: 0s


extracting reproducer from 23 programs
testing a last program of every proc
single: executing 5 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$xdp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-socket$tipc-ioctl$sock_SIOCGIFINDEX-bind$xdp
detailed listing:
executing program 0:
r0 = socket$xdp(0x2c, 0x3, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000600)={0x11, 0x3, &(0x7f0000000200)=@framed={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000}}, &(0x7f00000003c0)='GPL\x00'}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000140)='contention_end\x00', r1}, 0x10)
r2 = socket$tipc(0x1e, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000400)={'dummy0\x00', <r3=>0x0})
bind$xdp(r0, &(0x7f0000000100)={0x2c, 0x0, r3}, 0x10)

program did not crash
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}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-sched_setscheduler-timer_create-timer_settime-futex-exit
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
futex(&(0x7f000000cffc)=0x1, 0xd, 0x0, 0x0, 0x0, 0x0)
exit(0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
single: successfully extracted reproducer
found reproducer with 16 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}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-sched_setscheduler-timer_create-timer_settime-futex
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
futex(&(0x7f000000cffc)=0x1, 0xd, 0x0, 0x0, 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}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-sched_setscheduler-timer_create
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))

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}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-ioctl$PPPIOCATTCHAN-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f0000000040)=0x2)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-openat$ppp-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-connect$pppoe-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
r1 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r1, &(0x7f0000000300)={0x18, 0x0, {0x15, @remote, 'ip6gre0\x00'}}, 0x1e)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-socket$pppoe-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
socket$pppoe(0x18, 0x1, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-write$FUSE_DIRENTPLUS-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000001180)={0x10, 0xffffffda, 0x3}, 0x10)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-connect$pppoe-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = socket$pppoe(0x18, 0x1, 0x0)
connect$pppoe(r0, &(0x7f0000000400)={0x18, 0x0, {0x2, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xa}, 'lo\x00'}}, 0x1e)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-socket$pppoe-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
socket$pppoe(0x18, 0x1, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-bpf$BPF_RAW_TRACEPOINT_OPEN-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000040)='contention_end\x00'}, 0x10)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-sendmsg$nl_route_sched-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@newqdisc={0x24, 0x24, 0x1, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}, {0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_route_sched-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x4048840)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, 0x0, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, 0x0)
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 2h8m23.668788193s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-...!: (10499 ticks this GP) idle=27ac/1/0x4000000000000000 softirq=9265/9265 fqs=8
	(t=10501 jiffies g=7837 q=770 ncpus=2)
rcu: rcu_preempt kthread starved for 10486 jiffies! g7837 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:28096 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4459 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__lock_release kernel/locking/lockdep.c:5323 [inline]
RIP: 0010:lock_release+0x1bb/0x910 kernel/locking/lockdep.c:5682
Code: 85 fd 04 00 00 83 3d 07 24 bc 0c 00 0f 84 a0 03 00 00 48 8b 7c 24 08 4c 8d b7 d8 0a 00 00 4d 89 f4 49 c1 ec 03 43 0f b6 04 2c <84> c0 0f 85 f6 04 00 00 41 8b 06 85 c0 0f 84 17 02 00 00 4c 89 64
RSP: 0018:ffffc90003627a00 EFLAGS: 00000802
RAX: 0000000000000000 RBX: ffff88807ab48adc RCX: 71c319b450e12700
RDX: 0000000000000000 RSI: ffffffff8a8c1260 RDI: ffff88807ab48000
RBP: ffffc90003627b20 R08: dffffc0000000000 R09: fffffbfff1c3ed56
R10: fffffbfff1c3ed56 R11: 1ffffffff1c3ed55 R12: 1ffff1100f56915b
R13: dffffc0000000000 R14: ffff88807ab48ad8 R15: 1ffff920006c4f4c
FS:  00005555894dc500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f563fff CR3: 0000000075299000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:157 [inline]
 _raw_spin_unlock_irq+0x12/0x40 kernel/locking/spinlock.c:202
 set_current_blocked kernel/signal.c:3044 [inline]
 signal_delivered kernel/signal.c:2907 [inline]
 signal_setup_done+0x28c/0x440 kernel/signal.c:2919
 handle_signal arch/x86/kernel/signal.c:846 [inline]
 arch_do_signal_or_restart+0xecc/0x1240 arch/x86/kernel/signal.c:873
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6fe644d6e0
Code: 44 24 20 0f 29 44 24 30 0f 29 44 24 40 48 8b 44 24 08 ff d0 48 83 c4 50 31 c0 5b 5d 41 5c 41 5d 41 5e c3 0f 1f 80 00 00 00 00 <c3> 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 c3 66 66 2e 0f 1f
RSP: 002b:00007fff9a3eadb8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f6fe67e5fa0 RCX: 00007f6fe658f749
RDX: 00007fff9a3eadc0 RSI: 00007fff9a3eaef0 RDI: 0000000000000011
RBP: 00007f6fe6613f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6fe67e5fa0 R14: 00007f6fe67e5fa0 R15: 0000000000000004
 </TASK>
CPU: 1 PID: 4458 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:preempt_count_sub+0x0/0x160 kernel/sched/core.c:5732
Code: 48 c7 c1 68 9f 1f 8e 80 e1 07 80 c1 03 38 c1 0f 8c 6e ff ff ff 48 c7 c7 68 9f 1f 8e e8 99 4d 79 00 89 df e9 5b ff ff ff 66 90 <55> 53 48 bb 00 00 00 00 00 fc ff df 48 c7 c0 40 91 be 96 48 c1 e8
RSP: 0018:ffffc90003657b90 EFLAGS: 00000282
RAX: 826a8c9024c1b000 RBX: ffff888020a5ef00 RCX: 826a8c9024c1b000
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff888020a5f198 R08: dffffc0000000000 R09: ffffed100414bde1
R10: ffffed100414bde1 R11: 1ffff1100414bde0 R12: 1ffff1100414be33
R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000
FS:  00005555616e6500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f263fff CR3: 000000007a50d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
 _raw_spin_unlock_irq+0x2a/0x40 kernel/locking/spinlock.c:202
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f590cd8f749
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:00007fff841f4078 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f590cfe5fa0 RCX: 00007f590cd8f749
RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f590ce13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f590cfe5fa0 R14: 00007f590cfe5fa0 R15: 0000000000000004
 </TASK>
sched: RT throttling activated

report is corrupted, running repro again
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
report is corrupted, running repro again
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000))
timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-...!: (1 GPs behind) idle=558c/1/0x4000000000000000 softirq=9793/9813 fqs=17
	(t=10500 jiffies g=9233 q=4445 ncpus=2)
rcu: rcu_preempt kthread starved for 10458 jiffies! g9233 f0x0 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:27368 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4500 Comm: syz.4.21 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline]
RIP: 0010:static_key_false include/linux/jump_label.h:207 [inline]
RIP: 0010:native_write_msr arch/x86/include/asm/msr.h:147 [inline]
RIP: 0010:wrmsr arch/x86/include/asm/msr.h:254 [inline]
RIP: 0010:native_apic_msr_write+0x35/0x50 arch/x86/include/asm/apic.h:206
Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 89 f6 31 d2 e9 1f ea f7 02 66 2e 0f 1f 84 00 00 00 00 00
RSP: 0018:ffffc900001e0e38 EFLAGS: 00000046
RAX: 00000000000282cc RBX: 00000000000282cc RCX: 0000000000000838
RDX: 0000000000000000 RSI: 00000000000282cc RDI: 0000000000000838
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1c3ed56
R10: fffffbfff1c3ed56 R11: 1ffffffff1c3ed55 R12: dffffc0000000000
R13: 0000000010000863 R14: ffffffff8c5e4b40 R15: dffffc0000000000
FS:  00005555623aa500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30563fff CR3: 0000000076daa000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 apic_write arch/x86/include/asm/apic.h:394 [inline]
 lapic_next_event+0x5b/0x70 arch/x86/kernel/apic/apic.c:478
 clockevents_program_event+0x1bc/0x310 kernel/time/clockevents.c:334
 hrtimer_interrupt+0x59d/0x9c0 kernel/time/hrtimer.c:1886
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003607b98 EFLAGS: 00000282
RAX: 587b6dfd6e7b9500 RBX: ffff88802026ef00 RCX: 587b6dfd6e7b9500
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88802026f198 R08: dffffc0000000000 R09: ffffed100404dde1
R10: ffffed100404dde1 R11: 1ffff1100404dde0 R12: 1ffff1100404de33
R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f3336d84d97
Code: 24 08 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 18 c3 e8 2c dc 00 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 8b 05 71 e9 22 00 <48> 85 c0 74 14 48 83 ec 08 ff d0 85 c0 75 1a 31 c0 48 83 c4 08 c3
RSP: 002b:00007ffc801c5cf8 EFLAGS: 00000206
RAX: 00007ffc801ed910 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00007f3336e9e120 RSI: 00007ffc801c5d50 RDI: 0000000000000001
RBP: 00007f3336e2d196 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3336fe5fa0 R14: 00007f3336fe5fa0 R15: 0000000000000004
 </TASK>
CPU: 0 PID: 4498 Comm: syz.2.23 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90004257b98 EFLAGS: 00000282
RAX: 7395eee92e9a7700 RBX: ffff888073191280 RCX: 7395eee92e9a7700
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff888073191518 R08: dffffc0000000000 R09: ffffed100e632251
R10: ffffed100e632251 R11: 1ffff1100e632250 R12: 1ffff1100e6322a3
R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000
FS:  0000555584651500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fc63fff CR3: 0000000078e63000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45afd8f749
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:00007ffe781be708 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f45affe5fa0 RCX: 00007f45afd8f749
RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f45afe13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f45affe5fa0 R14: 00007f45affe5fa0 R15: 0000000000000004
 </TASK>