Extracting prog: 8m38.798589749s
Minimizing prog: 1h25m1.107840497s
Simplifying prog options: 14m12.356678964s
Extracting C: 5m12.942324683s
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
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 corrupted
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 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}}): 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 corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={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 2h0m36.611130906s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-...!: (10499 ticks this GP) idle=7ce4/1/0x4000000000000000 softirq=10012/10013 fqs=14
	(t=10501 jiffies g=9221 q=845 ncpus=2)
rcu: rcu_preempt kthread starved for 10474 jiffies! g9221 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:26880 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: 4516 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:seqcount_lockdep_reader_access+0x1ad/0x1c0 include/linux/seqlock.h:105
Code: 66 43 c7 44 3e 09 00 00 43 c6 44 3e 0b 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 68 75 0d 48 8d 65 e0 5b 41 5c 41 5e 41 5f 5d <c3> e8 3d 8a a6 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57
RSP: 0018:ffffc90003e979d0 EFLAGS: 00000046
RAX: 3d6631258e5a3500 RBX: 0000000000000000 RCX: ffff88802660d940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000009ba4 R08: dffffc0000000000 R09: fffffbfff1c3ed56
R10: fffffbfff1c3ed56 R11: 1ffffffff1c3ed55 R12: dffffc0000000000
R13: dffffc0000000000 R14: 000000338e74f6ad R15: 0000000000000000
FS:  000055556cb7a500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f963fff CR3: 000000005cee2000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 timekeeping_get_delta kernel/time/timekeeping.c:254 [inline]
 timekeeping_get_ns kernel/time/timekeeping.c:388 [inline]
 ktime_get+0x7b/0x270 kernel/time/timekeeping.c:848
 clockevents_program_event+0xe2/0x310 kernel/time/clockevents.c:326
 hrtimer_start_range_ns+0xb9a/0xfc0 kernel/time/hrtimer.c:1349
 posixtimer_rearm+0x131/0x340 kernel/time/posix-timers.c:329
 dequeue_signal+0x1b6/0x4b0 kernel/signal.c:704
 get_signal+0x547/0x1350 kernel/signal.c:2751
 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: 0033:0x7f8fa4858ea2
Code: ff ff 48 8d 3d cb bb 1b 00 31 c0 e8 98 59 ff ff 48 8d 3d 89 be 1b 00 31 c0 e8 8a 59 ff ff 66 2e 0f 1f 84 00 00 00 00 00 41 57 <41> 56 41 55 41 54 55 53 48 83 ec 18 48 8b 47 38 48 8b 57 40 48 39
RSP: 002b:00007ffd7cf1ed60 EFLAGS: 00000202
RAX: 0000000000000020 RBX: 00007f8fa5715720 RCX: 0000000000000000
RDX: 00000000fffffc03 RSI: 0000000000000001 RDI: 00007f8fa5715720
RBP: 00007f8fa4be6038 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 00000000fffffc03
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
CPU: 0 PID: 4514 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003767b98 EFLAGS: 00000282
RAX: f8d3b93e0824ab00 RBX: ffff88807733a500 RCX: f8d3b93e0824ab00
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88807733a798 R08: dffffc0000000000 R09: ffffed100ee674a1
R10: ffffed100ee674a1 R11: 1ffff1100ee674a0 R12: 1ffff1100ee674f3
R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000
FS:  0000555586dfd500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f863fff CR3: 00000000266f0000 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: 0033:0x7f8f55661e44
Code: 00 74 ca 48 89 df 5b e9 0a 43 ff ff 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 49 89 fc 55 53 48 83 ec 18 8b 47 08 <85> c0 0f 85 40 01 00 00 8b 47 0c 85 c0 0f 84 35 01 00 00 80 7f 20
RSP: 002b:00007ffc43ae92b0 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 00007f8f559e5fa8 RCX: 00007f8f5578f749
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f8f559e5fa0
RBP: 0000000000000000 R08: 001e9793199edeaa R09: 0000000443ae95ef
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f559e5fa0
R13: 00007f8f559e5fa0 R14: 0000000000001da6 R15: 0000000000000004
 </TASK>

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-...!: (10511 ticks this GP) idle=d994/1/0x4000000000000000 softirq=10696/10767 fqs=27
	(t=10502 jiffies g=10377 q=2408 ncpus=2)
rcu: rcu_preempt kthread starved for 10449 jiffies! g10377 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:27840 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4525 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_is_held kernel/locking/lockdep.c:-1 [inline]
RIP: 0010:lock_is_held_type+0x92/0x190 kernel/locking/lockdep.c:5705
Code: fa 48 c7 c7 60 12 8c 8a e8 eb 12 00 00 65 ff 05 a4 a4 ea 75 83 bb d8 0a 00 00 00 7e 4b 44 89 fd 49 89 df 49 81 c7 e0 0a 00 00 <45> 31 e4 49 83 fc 31 73 24 4c 89 ff 4c 89 f6 e8 2a 02 00 00 85 c0
RSP: 0018:ffffc900001e0bc0 EFLAGS: 00000082
RAX: 0000000000000001 RBX: ffff88807c3e8000 RCX: 8cbe21bc17ffa500
RDX: ffff88807c3e8000 RSI: ffffffff8a8c1260 RDI: ffffffff8adef760
RBP: 00000000ffffffff R08: dffffc0000000000 R09: fffffbfff215c449
R10: fffffbfff215c449 R11: 1ffffffff215c448 R12: ffff88805e3765c0
R13: 0000000000000046 R14: ffffffff8cb2aca0 R15: ffff88807c3e8ae0
FS:  000055555f227500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ef63fff CR3: 0000000026e1d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __lock_task_sighand+0x110/0x2d0 kernel/signal.c:1396
 lock_task_sighand include/linux/sched/signal.h:745 [inline]
 send_sigqueue+0x159/0x600 kernel/signal.c:1979
 posix_timer_event kernel/time/posix-timers.c:360 [inline]
 posix_timer_fn+0x16a/0x3d0 kernel/time/posix-timers.c:386
 __run_hrtimer kernel/time/hrtimer.c:1747 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1811
 hrtimer_interrupt+0x3c5/0x9c0 kernel/time/hrtimer.c:1873
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003857b98 EFLAGS: 00000282
RAX: 8cbe21bc17ffa500 RBX: ffff88805e3765c0 RCX: 8cbe21bc17ffa500
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88805e376858 R08: dffffc0000000000 R09: ffffed100bc6ecb9
R10: ffffed100bc6ecb9 R11: 1ffff1100bc6ecb8 R12: 1ffff1100bc6ed0b
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: 0033:0x7fb96045ee7a
Code: 50 e8 03 00 00 4c 8b 34 24 49 89 d8 48 ba db 34 b6 d7 82 de 1b 43 48 89 d0 48 f7 64 24 58 48 8d 3d 13 65 1b 00 31 c0 41 8b 36 <48> c1 ea 12 48 01 ca 48 89 e9 48 2b 15 5d 68 eb 00 e8 e0 f0 fe ff
RSP: 002b:00007ffd251fdee0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000033068
RDX: 0000000006e02e84 RSI: 0000000000000000 RDI: 00007fb960615388
RBP: 00007fb96062d196 R08: 0000000000000000 R09: 001947d637232824
R10: 0000006d82a49a04 R11: 00000000000092ee R12: 0000000000000000
R13: 00007fb9607e5fa0 R14: 00007fb9607e5fa0 R15: 0000000000000004
 </TASK>
CPU: 0 PID: 4524 Comm: syz.1.23 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:ffffc90003877b98 EFLAGS: 00000282
RAX: c04a88ec1d354700 RBX: ffff888074985340 RCX: c04a88ec1d354700
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff8880749855d8 R08: dffffc0000000000 R09: ffffed100e930a69
R10: ffffed100e930a69 R11: 1ffff1100e930a68 R12: 1ffff1100e930abb
R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000
FS:  0000555568e0b500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ee63fff CR3: 000000007c80d000 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: 0033:0x7f1ed5f8f749
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:00007ffef1537ab8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 000000000001ec27 RCX: 00007f1ed5f8f749
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 00000004f1537daf
R10: 0000001b2e220000 R11: 0000000000000246 R12: 00007f1ed61e5fac
R13: 00007f1ed61e5fa0 R14: ffffffffffffffff R15: 0000000000000004
 </TASK>