Extracting prog: 7m26.99748382s
Minimizing prog: 28m51.088341468s
Simplifying prog options: 0s
Extracting C: 2m17.92900898s
Simplifying C: 13m17.897135222s


extracting reproducer from 24 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp-bind$inet-setsockopt$sock_int-connect$inet-sendmmsg$inet
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)
setsockopt$sock_int(r1, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)
connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @broadcast}, 0x10)
sendmmsg$inet(r1, &(0x7f0000004d00)=[{{0x0, 0x6000, 0x0, 0x0, 0x0, 0x0, 0x30000}}], 0x400000000000284, 0xf00)

program did not crash
single: failed to extract reproducer
bisect: bisecting 24 programs with base timeout 30s
testing program (duration=36s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): [9, 8, 3, 3, 6, 7, 4, 7, 4, 16, 9, 7, 9, 4, 12, 8, 3, 4, 6, 7, 11, 9, 3, 10]
detailed listing:
executing program 3:
r0 = syz_usb_connect(0x5, 0x35, &(0x7f0000000500)=ANY=[@ANYBLOB="120100004aaf36207205a5580a27010203010902230001000000000904010901a37d7e03090500004000020401080b01"], 0x0)
syz_usb_disconnect(r0)
r1 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[], 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$hid(r1, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r1, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$hid(r1, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, &(0x7f0000001380)={0x10, &(0x7f00000006c0)={0x40, 0xf, 0x1, "8d"}, 0x0, 0x0})
executing program 3:
r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, 0x0)
ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0)
ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000200))
ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x200000000)
r1 = dup2(r0, r0)
read$FUSE(r1, &(0x7f0000000440)={0x2020}, 0x2020)
ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000000)=0x5)
executing program 3:
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, <r0=>0xffffffffffffffff})
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000240)={0x0})
close_range(0xffffffffffffffff, r0, 0x0)
executing program 3:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000140)={'batadv0\x00', <r1=>0x0})
sendmsg$BATADV_CMD_GET_NEIGHBORS(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000002c0)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="310300000000000000000900000008000300", @ANYRES32=r1, @ANYBLOB="08000600", @ANYBLOB="b1e3"], 0x24}}, 0x4000)
executing program 3:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000075f84c1071042703a461000000010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, &(0x7f00000003c0)={0x2c, &(0x7f0000002940)=ANY=[], 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f00000004c0)={0x44, &(0x7f00000014c0)=ANY=[@ANYBLOB="00000100000011"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="4c00000002060108000034e4000000000000000805000400030000000900020073797a3100000000050005000200000014000300686173683a69702c706f72742c6970000500010007"], 0x4c}, 0x1, 0x0, 0x0, 0x20044095}, 0x8042)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_ADD(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)={0x60, 0x9, 0x6, 0x3, 0x0, 0x0, {0x5}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x38, 0x7, 0x0, 0x1, [@IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_PROTO={0x5, 0x7, 0xff}, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @private=0xa010101}}, @IPSET_ATTR_IP_TO={0xc, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @multicast2}}, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @broadcast}}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x10004893}, 0x80)
r2 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_LIST(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, 0x7, 0x6, 0x5, 0x0, 0x0, {0x1, 0x0, 0x2}, [@IPSET_ATTR_PROTOCOL={0x5}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004080}, 0x48810)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, 0x0)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000003840), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000500)={'wlan1\x00', <r2=>0x0})
sendmsg$NL80211_CMD_DEL_KEY(0xffffffffffffffff, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000940)={0x24, r1, 0x1, 0x70bd26, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_KEY_DEFAULT_MGMT={0x4}, @NL80211_ATTR_KEY_DEFAULT_TYPES={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x8c0)
executing program 2:
r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, 0x0)
ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000200))
ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x200000000)
r1 = dup2(r0, r0)
read$FUSE(r1, &(0x7f0000000440)={0x2020}, 0x2020)
ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000000)=0x5)
executing program 2:
r0 = socket$packet(0x11, 0x3, 0x300)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000002280)={0x2, &(0x7f0000000180)=[{0x20, 0x2, 0x81, 0xfffff034}, {0x6, 0xba, 0x2, 0xffff}]}, 0x10)
r1 = socket$kcm(0x2, 0x3, 0x106)
sendmsg$inet(r1, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0xfffd, @remote}, 0x10, &(0x7f0000000c00)=[{&(0x7f0000000700)="fbd2b9ed29d8974a6ce75f08916a", 0xfe48}, {&(0x7f00000007c0)="d25bf710e1be938583f8fd9d41e17de159c996072e04e91d87cc599f2c175f6b5862de3d18e2401af6e90065d3eadf", 0x2f}], 0x2}, 0x0)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000000), 0xffffffffffffffff)
sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)={0x30, r1, 0x1, 0x0, 0x0, {}, [@MPTCP_PM_ATTR_ADDR={0x1c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @local}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x6}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xaa34a4cfdf933201}, 0x10)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
close(r2)
r3 = socket$inet6_mptcp(0xa, 0x1, 0x106)
bind$inet6(r2, &(0x7f0000000040)={0xa, 0x4e22, 0x8, @empty, 0x2}, 0x1c)
sendmsg$NL80211_CMD_ADD_TX_TS(r0, 0x0, 0x4000180)
listen(r3, 0x6f6)
ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, 0x0)
socket(0x400000000010, 0x3, 0x0)
r4 = socket$inet_mptcp(0x2, 0x1, 0x106)
connect$inet(r4, &(0x7f0000000000)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2d}}, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$mptcp(&(0x7f00000002c0), 0xffffffffffffffff)
sendmsg$MPTCP_PM_CMD_ADD_ADDR(r5, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {0x7}, [@MPTCP_PM_ATTR_ADDR={0xc, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x1}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x8)
executing program 2:
r0 = syz_usb_connect(0x5, 0x35, &(0x7f0000000500)=ANY=[@ANYBLOB="120100004aaf36207205a5580a27010203010902230001000000000904010901a37d7e03090500004000020401080b01"], 0x0)
syz_usb_disconnect(r0)
r1 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[], 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$hid(r1, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r1, 0x0, 0x0)
syz_usb_control_io$printer(r1, 0x0, 0x0)
syz_usb_control_io$hid(r1, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, &(0x7f0000001380)={0x10, &(0x7f00000006c0)={0x40, 0xf, 0x1, "8d"}, 0x0, 0x0})
executing program 1:
r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, 0x0)
ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000200))
ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x200000000)
r1 = dup2(r0, r0)
read$FUSE(r1, &(0x7f0000000440)={0x2020}, 0x2020)
ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000000)=0x5)
executing program 1:
sched_setscheduler(0x0, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
fchdir(r0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x200)
r1 = openat$cgroup_ro(r0, &(0x7f00000000c0)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r1, &(0x7f0000000200)=0x1, 0x12)
executing program 1:
r0 = syz_open_dev$dri(0x0, 0x1ff, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r0, 0xc01864c6, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, <r1=>0xffffffffffffffff})
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r0, 0xc01864c6, &(0x7f0000000240)={0x0})
close_range(r0, r1, 0x0)
executing program 1:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeeb, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, 0x0)
r3 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000140)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff)
keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r3, &(0x7f0000000240)='asymmetric\x00', &(0x7f0000000180)=@keyring)
executing program 0:
r0 = syz_clone(0x26900000, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = gettid()
timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc))
fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)
ptrace$setopts(0x4206, r0, 0x0, 0x100010)
wait4(0x0, 0x0, 0x2, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
sendmsg$DEVLINK_CMD_RATE_GET(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000003c0)={0x34, r1, 0x1, 0x0, 0x8000, {0x34}, [@handle=@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}]}, 0x34}}, 0x0)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000003840), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000500)={'wlan1\x00', <r2=>0x0})
sendmsg$NL80211_CMD_DEL_KEY(0xffffffffffffffff, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000940)={0x24, r1, 0x1, 0x70bd26, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_KEY_DEFAULT_MGMT={0x4}, @NL80211_ATTR_KEY_DEFAULT_TYPES={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x8c0)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000075f84c1071042703a461000000010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, &(0x7f00000003c0)={0x2c, &(0x7f0000002940)=ANY=[], 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f00000004c0)={0x44, &(0x7f00000014c0)=ANY=[@ANYBLOB="00000100000011"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
executing program 0:
r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, 0x0)
ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000200))
ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x200000000)
r1 = dup2(r0, r0)
read$FUSE(r1, &(0x7f0000000440)={0x2020}, 0x2020)
ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000000)=0x5)
executing program 1:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)
setsockopt$sock_int(r1, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)
connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @broadcast}, 0x10)
sendmmsg$inet(r1, &(0x7f0000004d00)=[{{0x0, 0x6000, 0x0, 0x0, 0x0, 0x0, 0x30000}}], 0x400000000000284, 0xf00)
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
fchdir(r0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x0)
unlinkat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x200)
r1 = openat$cgroup_ro(r0, &(0x7f00000000c0)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r1, &(0x7f0000000200)=0x1, 0x12)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0)
sendmsg$ETHTOOL_MSG_LINKINFO_SET(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}, 0x1, 0x0, 0x0, 0x20009085}, 0x40040c4)
executing program 0:
socket$nl_xfrm(0x10, 0x3, 0x6)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @empty}, 0x10)
fcntl$setstatus(r0, 0x4, 0x40800)
setsockopt$inet_mtu(r0, 0x0, 0xa, 0x0, 0x0)
connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10)
setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040)='sit0\x00', 0x10)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='blkio.bfq.io_merged_recursive\x00', 0x275a, 0x0)
ftruncate(r1, 0x2000009)
sendfile(r0, r1, 0x0, 0x7ffff004)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
replaying the whole log did not cause a kernel crash
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp-bind$inet-setsockopt$sock_int-connect$inet-sendmmsg$inet
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)
setsockopt$sock_int(r1, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)
connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @broadcast}, 0x10)
sendmmsg$inet(r1, &(0x7f0000004d00)=[{{0x0, 0x6000, 0x0, 0x0, 0x0, 0x0, 0x30000}}], 0x400000000000284, 0xf00)

program crashed: WARNING in update_load_avg
single: successfully extracted reproducer
found reproducer with 11 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp-bind$inet-setsockopt$sock_int-connect$inet
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)
setsockopt$sock_int(r1, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)
connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @broadcast}, 0x10)

program crashed: WARNING in update_load_avg
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp-bind$inet-setsockopt$sock_int
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)
setsockopt$sock_int(r1, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)

program crashed: WARNING in hrtick_start_fair
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp-bind$inet
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10)

program crashed: WARNING in hrtick_start_fair
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT-socket$inet_udp
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)

program crashed: WARNING in update_se
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr-write$FUSE_INIT
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
write$FUSE_INIT(0xffffffffffffffff, 0x0, 0x0)

program crashed: WARNING in update_load_avg
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR-read$msr
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)

program crashed: WARNING in update_se
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity-syz_open_dev$MSR
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)

program crashed: WARNING in update_load_avg
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING-sched_setaffinity
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)

program crashed: WARNING in hrtick_start_fair
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE-setsockopt$SO_TIMESTAMPING
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0)

program crashed: WARNING in update_curr_idle
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)

program crashed: WARNING in hrtick_start_fair
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {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}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
program crashed: WARNING in hrtick_start_fair
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)

program crashed: WARNING in hrtick_start_fair
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)

program crashed: WARNING in hrtick_start_fair
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0)

program crashed: WARNING in hrtick_start_fair
validation run: crashed=true
reproducing took 1h1m37.7181048s
repro crashed as (corrupted=false):
------------[ cut here ]------------
task_rq(p) != rq
WARNING: kernel/sched/fair.c:7656 at hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656, CPU#0: ksoftirqd/0/15
Modules linked in:
CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656
Code: 42 80 3c 20 00 74 08 4c 89 ff e8 85 e3 97 00 4d 39 37 0f 85 0c ff ff ff 48 89 df 5b 41 5c 41 5d 41 5e 41 5f e9 4b 65 fa ff 90 <0f> 0b 90 e9 d1 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 82
RSP: 0000:ffffc90000147aa0 EFLAGS: 00010087
RAX: ffff8880b873ba40 RBX: ffff8880b863ba40 RCX: ffffffff8197c7de
RDX: 0000000000000000 RSI: ffff8880314fdd00 RDI: ffff8880b863ba40
RBP: dffffc0000000000 R08: ffffffff8fcf0b0f R09: 1ffffffff1f9e161
R10: dffffc0000000000 R11: fffffbfff1f9e162 R12: dffffc0000000000
R13: 1ffff110170c78d6 R14: ffff8880314fdd00 R15: ffffffff8dc217d8
FS:  0000000000000000(0000) GS:ffff888125a76000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ea63fff CR3: 000000003de14000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 set_next_task_fair+0xa68/0xce0 kernel/sched/fair.c:15058
 put_prev_set_next_task kernel/sched/sched.h:2770 [inline]
 pick_next_task kernel/sched/core.c:6443 [inline]
 __schedule+0x3e03/0x5550 kernel/sched/core.c:7144
 __schedule_loop kernel/sched/core.c:7308 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7323
 smpboot_thread_fn+0x5bc/0xa50 kernel/smpboot.c:156
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
task_rq(p) != rq
WARNING: kernel/sched/fair.c:7656 at hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656, CPU#0: ksoftirqd/0/15
Modules linked in:
CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656
Code: 42 80 3c 20 00 74 08 4c 89 ff e8 85 e3 97 00 4d 39 37 0f 85 0c ff ff ff 48 89 df 5b 41 5c 41 5d 41 5e 41 5f e9 4b 65 fa ff 90 <0f> 0b 90 e9 d1 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 82
RSP: 0000:ffffc90000147aa0 EFLAGS: 00010087
RAX: ffff8880b873ba40 RBX: ffff8880b863ba40 RCX: ffffffff8197c7de
RDX: 0000000000000000 RSI: ffff8880314fdd00 RDI: ffff8880b863ba40
RBP: dffffc0000000000 R08: ffffffff8fcf0b0f R09: 1ffffffff1f9e161
R10: dffffc0000000000 R11: fffffbfff1f9e162 R12: dffffc0000000000
R13: 1ffff110170c78d6 R14: ffff8880314fdd00 R15: ffffffff8dc217d8
FS:  0000000000000000(0000) GS:ffff888125a76000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ea63fff CR3: 000000003de14000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 set_next_task_fair+0xa68/0xce0 kernel/sched/fair.c:15058
 put_prev_set_next_task kernel/sched/sched.h:2770 [inline]
 pick_next_task kernel/sched/core.c:6443 [inline]
 __schedule+0x3e03/0x5550 kernel/sched/core.c:7144
 __schedule_loop kernel/sched/core.c:7308 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7323
 smpboot_thread_fn+0x5bc/0xa50 kernel/smpboot.c:156
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>