Extracting prog: 2h27m25.607601423s
Minimizing prog: 53m2.07307387s
Simplifying prog options: 0s
Extracting C: 5m52.056312772s
Simplifying C: 48m54.545256353s


extracting reproducer from 30 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-close-close-nanosleep
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program did not crash
single: failed to extract reproducer
bisect: bisecting 30 programs with base timeout 6m0s
testing program (duration=6m7s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [5, 10, 17, 3, 9, 14, 2, 5, 26, 4, 11, 9, 12, 5, 7, 10, 3, 2, 4, 4, 5, 3, 5, 12, 2, 4, 9, 7, 21, 12]
detailed listing:
executing program 2:
r0 = socket$tipc(0x1e, 0x2, 0x0)
bind$tipc(r0, &(0x7f0000000000)=@nameseq={0x1e, 0x1, 0x1, {0x40, 0x0, 0x4}}, 0x10)
r1 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000100)={0x40, 0x1, 0x1}, 0x10)
sendmsg$tipc(r1, &(0x7f0000000200)={&(0x7f0000000500)=@nameseq={0x1e, 0x1, 0x1, {0x40, 0x0, 0x4}}, 0x10, &(0x7f0000000300)=[{&(0x7f0000000400)='hello', 0x5}], 0x1}, 0x40)
executing program 2:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e20, @loopback}, 0x10)
connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @loopback}, 0x10)
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)=@base={0xf, 0x4, 0x4, 0x2, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0xe, 0x8, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x1}, [@map_fd={0x18, 0x2, 0x1, 0x0, r2}, @generic={0xb7, 0x3}, @generic={0xb7, 0x4}, @call={0x85, 0x0, 0x0, 0x33}]}, &(0x7f00000002c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000300)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x30)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000340)={r2, &(0x7f0000000380)='\x00\x00\x00\x00', &(0x7f00000003c0)=@udp=r1}, 0x20)
sendmsg$inet(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000480)='hello\x00', 0x5}], 0x1}, 0x0)
recvmsg(r1, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000540)=""/10, 0xa}], 0x1}, 0x0)
executing program 1:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x0, 0x0, 0x1, 0x0, 0x0, "", [{{0x0, 0x0, 'syz0\x00'}, {0x0, 0x0, 'rxe\x00'}, {0x0, 0x0, 'veth0\x00'}}]}, 0x38}}, 0x0)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x0, 0x0, 0x1, 0x0, 0x0, "", [{{0x0, 0x0, 'syz1\x00'}, {0x0, 0x0, 'rxe\x00'}, {0x0, 0x0, 'lo\x00'}}]}, 0x38}}, 0x0)
nanosleep(&(0x7f0000000600)={0x0, 0x11e1a300}, 0x0)
r1 = socket$inet_smc(0x2b, 0x1, 0x0)
bind(r1, &(0x7f0000000700)=@in={0x2, 0x2382, @local}, 0x10)
listen(r1, 0x5)
r2 = socket$inet_smc(0x2b, 0x1, 0x0)
connect$inet(r2, &(0x7f0000000800)={0x2, 0x2382, @local}, 0x10)
r3 = accept(r1, 0x0, 0x0)
shutdown(r2, 0x2)
shutdown(r3, 0x2)
close(r3)
close(r2)
close(r1)
sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x0, 0x0, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x0, 0x0}]}, 0x18}}, 0x0)
nanosleep(&(0x7f0000000600)={0x0, 0x11e1a300}, 0x0)
executing program 3:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)=@newsa={0x144, 0x10, 0x5, 0x0, 0x0, {{@in6=@empty, @in6=@empty, 0x0, 0x0, 0x0, 0x0, 0xa}, {@in6=@local, 0x1234, 0x33}, @in6=@local, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth={0x52, 0x1, {{'sha1\x00'}, 0x50, "01234567890123456789"}}]}, 0x144}}, 0x0)
syz_emit_ethernet(0x80, &(0x7f0000000200)={@local, @remote, @val, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, '\x00', 0x0, 0x3a, 0x40, @local, @local, {[], @dest_unreach={0x1, 0x0, 0x0, 0x0, '\x00', {0x0, 0x6, '\x00', 0x0, 0x11, 0x40, @local, @local, [], "0033000000000000123400"/24}}}}}}}, 0x0)
executing program 3:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000000), r0)
sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x1234}, @FOU_ATTR_AF={0x5, 0x2, 0x2}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x4}]}, 0x34}}, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x11)
sendto$inet(r2, &(0x7f0000000400)='12345678901234567890', 0x14, 0x0, &(0x7f0000000500)={0x2, 0x1234, @loopback}, 0x10)
sendto$inet(r2, &(0x7f0000000400)='12345678901234567890', 0x14, 0x0, &(0x7f0000000500)={0x2, 0x1234, @loopback}, 0x10)
sendto$inet(r2, &(0x7f0000000400)='12345678901234567890', 0x14, 0x0, &(0x7f0000000500)={0x2, 0x1234, @loopback}, 0x10)
r3 = socket$inet(0x2, 0x3, 0x4)
recvfrom(r3, &(0x7f0000000600)=""/256, 0x100, 0x0, 0x0, 0x0)
executing program 4:
r0 = syz_open_dev$vim2m(&(0x7f00000001c0), 0x7fff, 0x2)
ioctl$vim2m_VIDIOC_REQBUFS(r0, 0xc0145608, 0x0)
mkdir(&(0x7f0000000400)='./file0\x00', 0x0)
r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0)
read$FUSE(r1, &(0x7f000000e280)={0x2020}, 0x2020)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0/file1\x00', 0xc0)
r3 = openat$cgroup_subtree(r2, &(0x7f0000000480), 0x2, 0x0)
write$cgroup_subtree(r3, &(0x7f0000000040)=ANY=[@ANYBLOB='+pids'], 0x6)
r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r5 = openat$cgroup_subtree(r4, &(0x7f0000000080), 0x2, 0x0)
write$cgroup_subtree(r5, 0x0, 0x6)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={{0x0, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x0, 0x1, 0xa, 0x0, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x0, 0x1, 'syz0\x00'}]}], {0x0, 0xb, 0x1, 0x0, 0x0, {0x2}}}}}, 0x0)
executing program 4:
r0 = socket$nl_route(0x10, 0x3, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, &(0x7f0000000580)="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", 0xff)
executing program 2:
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sched_setattr(0x0, &(0x7f0000000280)={0x38, 0x5, 0x8, 0x8001, 0x0, 0x9, 0x0, 0x6, 0xfa11, 0xffffffff}, 0x0)
socket$inet_mptcp(0x2, 0x1, 0x106)
setsockopt$packet_int(0xffffffffffffffff, 0x107, 0xf, 0x0, 0x0)
unshare(0x8000a00)
shmget$private(0x0, 0xfffffffffeffffff, 0x4800, &(0x7f0000ffc000/0x3000)=nil)
openat$sysctl(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/vm/drop_caches\x00', 0x1, 0x0)
r2 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000340)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x5, 0x0, 0x0, {0x1}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x2c, 0x3, 0xa, 0x201, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz1\x00'}]}, @NFT_MSG_NEWRULE={0x50, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1}, [@NFTA_RULE_CHAIN_ID={0x8}, @NFTA_RULE_EXPRESSIONS={0x28, 0x4, 0x0, 0x1, [{0x24, 0x1, 0x0, 0x1, @meta={{0x9}, @val={0x14, 0x2, 0x0, 0x1, [@NFTA_META_DREG={0x8, 0x1, 0x1, 0x0, 0x4}, @NFTA_META_KEY={0x8, 0x2, 0x1, 0x0, 0x15}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}]}], {0x14}}, 0xc4}, 0x1, 0x0, 0x0, 0x4}, 0x40050)
r3 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000180)='./binderfs/binder0\x00', 0x0, 0x0)
ioctl$BINDER_WRITE_READ(r3, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000400)=[@increfs], 0x0, 0x0, 0x0})
write$USERIO_CMD_SET_PORT_TYPE(0xffffffffffffffff, &(0x7f00000002c0)={0x1, 0x5}, 0x2)
write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f00000000c0), 0x2)
read(0xffffffffffffffff, &(0x7f0000000180)=""/236, 0xec)
write$USERIO_CMD_SEND_INTERRUPT(0xffffffffffffffff, &(0x7f0000000440)={0x2, 0xfa}, 0x2)
msgget(0x1, 0x220)
msgrcv(0x0, &(0x7f0000002240)={0x0, ""/204}, 0xd4, 0x0, 0x0)
r4 = dup3(r3, r2, 0x0)
r5 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0)
mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r5, 0x0)
ioctl$BINDER_SET_CONTEXT_MGR_EXT(r5, 0x4018620d, &(0x7f0000000040))
ioctl$BINDER_WRITE_READ(r4, 0xc0306201, &(0x7f00000003c0)={0x8, 0x0, &(0x7f0000000000)=[@acquire], 0x0, 0x0, 0x0})
executing program 4:
r0 = socket$pptp(0x18, 0x1, 0x2)
bind$pptp(r0, &(0x7f0000000000)={0x18, 0x2, {0x1, @empty}}, 0x1e)
connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x2, @empty}}, 0x1e)
write(r0, &(0x7f0000000100)="009c00011a2b3c4d0001000001000000", 0x10)
executing program 0:
r0 = socket$inet_mptcp(0x2, 0x1, 0x106)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1127, @loopback}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_mptcp(0x2, 0x1, 0x106)
connect$inet(r1, &(0x7f0000000010)={0x2, 0x1127, @loopback}, 0x10)
accept(r0, 0x0, 0x0)
getsockopt$inet_mptcp_buf(r1, 0x11c, 0x1, &(0x7f0000000100)=""/100, &(0x7f0000000200)=0x64)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000300), r2)
sendmsg$MPTCP_PM_CMD_ANNOUNCE(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x40, r3, 0x1, 0x0, 0x0, {}, [@MPTCP_PM_ATTR_TOKEN={0x8}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x1}]}]}, 0x40}}, 0x0)
nanosleep(&(0x7f0000000400)={0x0, 0xf4240}, 0x0)
executing program 4:
r0 = syz_usb_connect(0x5, 0x239, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000e388d640697a01006ba8010203010902270201020010000904"], 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
socket$netlink(0x10, 0x3, 0x1)
r1 = socket(0x40000000015, 0x5, 0x0)
syz_open_procfs$pagemap(0x0, 0x0)
madvise(&(0x7f0000cf6000/0x4000)=nil, 0x4000, 0x16)
recvmsg$unix(r1, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x2000)
r2 = syz_open_dev$I2C(&(0x7f0000000180), 0x1, 0x402)
writev(r2, 0x0, 0x0)
executing program 1:
openat$sequencer(0xffffffffffffff9c, 0x0, 0x140, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_NEW_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="090d2000000000f0ff000700000008000300", @ANYRES32=r2, @ANYBLOB="0800051d000000001400060076657468115f746f5f7465616d0000000400cc0008000500090000001400040073"], 0x58}}, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x68010}, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000000c0)={'wlan0\x00', <r6=>0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x5c, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {{{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}]}, 0x5c}}, 0x0)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000780)={'netdevsim0\x00', <r1=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x1, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0x1}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newtfilter={0x4c, 0x2c, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0xffffffff, {}, {0x1}, {0x300, 0x1}}, [@filter_kind_options=@f_bpf={{0x8}, {0x20, 0x2, [@TCA_BPF_OPS={{0x6, 0x4, 0x1}, {0xc, 0x5, [{0x6}]}}, @TCA_BPF_FLAGS_GEN={0x8, 0x9, 0x1}]}}]}, 0x4c}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000001340)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0x1}]}, 0x38}}, 0x0)
executing program 3:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e20, @empty}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r1, &(0x7f0000000100)=@in={0x2, 0x4e21, @empty}, 0x10)
connect(r1, &(0x7f0000000200)=@in={0x2, 0x4e20, @loopback}, 0x10)
accept(r0, 0x0, 0x0)
executing program 1:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @empty}, 0x1c)
listen(r0, 0x5)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r1, &(0x7f0000000040)={0xa, 0x4e23, 0x0, @empty}, 0x1c)
connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @local, 0x1}, 0x1c)
accept4$inet6(r0, 0x0, 0x0, 0x0)
write(r1, &(0x7f0000000200)='hello', 0x5)
syz_emit_ethernet(0x57, &(0x7f0000000300)=ANY=[@ANYBLOB="aaaaaaaaaaaabbbbbbbbbbbb86dd6000000000190640fe800000000000000000000000000001fe8000000000000000000000000000014e234e220000000100000001501010000000000068656c6c6f"], 0x0)
syz_emit_ethernet(0x57, &(0x7f0000000400)=ANY=[@ANYBLOB="aaaaaaaaaaaabbbbbbbbbbbb86dd6000000000190640fe800000000000000000000000000001fe8000000000000000000000000000014e234e220000000200000002501010000000000068656c6c6f"], 0x0)
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000100), 0xa8)
connect$inet(r0, &(0x7f0000000480)={0x2, 0x4e23, @local}, 0x10)
executing program 0:
r0 = socket(0x2, 0x2, 0x0)
setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f00000002c0), 0x2c0)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000000), r0)
sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x1234}, @FOU_ATTR_AF={0x5, 0x2, 0x2}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x4}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x34}}, 0x0)
syz_emit_ethernet(0x34, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x26, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @empty}, {0x0, 0x1234, 0x12, 0x0, @opaque="00010203040506070809"}}}}}, 0x0)
executing program 0:
r0 = socket$inet(0x2, 0x3, 0xff)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000100)=""/30, &(0x7f0000000200)=0x1e)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000300)=""/30, &(0x7f0000000400)=0x1e)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000500)=""/30, &(0x7f0000000600)=0x1e)
executing program 3:
r0 = socket$nl_route(0x10, 0x3, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, &(0x7f0000000580)="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", 0xff)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), r0)
sendmsg$ETHTOOL_MSG_EEE_SET(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_EEE_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netpci0\x00'}]}, @ETHTOOL_A_EEE_ENABLED={0x5, 0x5, 0x1}]}, 0x34}}, 0x0)
executing program 0:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e23, @loopback}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
sendmsg$inet_sctp(r1, &(0x7f0000000300)={&(0x7f0000000100)=@in={0x2, 0x4e23, @loopback}, 0x10, &(0x7f0000000200)=[{&(0x7f00000024c0)="e0", 0x1}], 0x1, &(0x7f0000000240)=[@init={0x18, 0x84, 0x0, {0x80, 0x0, 0xb, 0x140}}], 0x18}, 0x0)
executing program 3:
openat$sequencer(0xffffffffffffff9c, 0x0, 0x140, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_NEW_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="090d2000000000f0ff000700000008000300", @ANYRES32=r2, @ANYBLOB="0800051d000000001400060076657468115f746f5f7465616d0000000400cc0008000500090000001400040073"], 0x58}}, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x68010}, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000000c0)={'wlan0\x00', <r6=>0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x5c, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {{{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}]}, 0x5c}}, 0x0)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x18, 0x0, 0xa, 0x0, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0x70}}, 0x0)
executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x6)
bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1})
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000300)={&(0x7f0000000400), 0xc, &(0x7f0000000500)={&(0x7f0000000600)=@ipv4_newroute={0x0, 0x18, 0x605, 0x0, 0x0, {0x23, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x1}, [@RTA_DST={0x0, 0x1, @empty}, @RTA_OIF={0x0, 0x4, r2}]}, 0x1}}, 0x0)
close(r0)
executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x48042, 0x11a)
socket$can_bcm(0x1d, 0x2, 0x2)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sendmsg$key(0xffffffffffffffff, 0x0, 0x11)
r2 = fsopen(&(0x7f0000000100)='proc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0)
r3 = syz_io_uring_setup(0x9e5e, &(0x7f0000000400)={0x0, 0x6da9, 0x2000, 0x7, 0x2c}, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000240))
r4 = syz_open_dev$vbi(&(0x7f0000000140), 0x2, 0x2)
ioctl$VIDIOC_S_DV_TIMINGS(r4, 0xc0845657, &(0x7f0000000900)={0x0, @reserved})
io_uring_enter(r3, 0x48e9, 0x0, 0x2, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000480)={0xa, 0x4e22, 0x1, @loopback, 0x5}, 0x1c)
syz_open_dev$vivid(0x0, 0x0, 0x2)
r5 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r6 = socket(0x23, 0x80000, 0x1)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0x8000000, 0x1, 0xff, 0x1, 0x0, 0x400}, 0x20)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x8000000, 0x0, 0xff, 0xc, 0x4}, 0x20)
sendmmsg$unix(r5, &(0x7f0000008380), 0x400000000000174, 0x4008890)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
bisect: bisecting 30 programs
bisect: split chunks (needed=false): <29>
bisect: split chunk #0 of len 29 into 3 parts
bisect: testing without sub-chunk 1/3
testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [11, 9, 12, 5, 7, 10, 3, 2, 4, 4, 5, 3, 5, 12, 2, 4, 9, 7, 21, 12]
detailed listing:
executing program 0:
r0 = socket$inet_mptcp(0x2, 0x1, 0x106)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1127, @loopback}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_mptcp(0x2, 0x1, 0x106)
connect$inet(r1, &(0x7f0000000010)={0x2, 0x1127, @loopback}, 0x10)
accept(r0, 0x0, 0x0)
getsockopt$inet_mptcp_buf(r1, 0x11c, 0x1, &(0x7f0000000100)=""/100, &(0x7f0000000200)=0x64)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000300), r2)
sendmsg$MPTCP_PM_CMD_ANNOUNCE(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x40, r3, 0x1, 0x0, 0x0, {}, [@MPTCP_PM_ATTR_TOKEN={0x8}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x1}]}]}, 0x40}}, 0x0)
nanosleep(&(0x7f0000000400)={0x0, 0xf4240}, 0x0)
executing program 4:
r0 = syz_usb_connect(0x5, 0x239, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000e388d640697a01006ba8010203010902270201020010000904"], 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
socket$netlink(0x10, 0x3, 0x1)
r1 = socket(0x40000000015, 0x5, 0x0)
syz_open_procfs$pagemap(0x0, 0x0)
madvise(&(0x7f0000cf6000/0x4000)=nil, 0x4000, 0x16)
recvmsg$unix(r1, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x2000)
r2 = syz_open_dev$I2C(&(0x7f0000000180), 0x1, 0x402)
writev(r2, 0x0, 0x0)
executing program 1:
openat$sequencer(0xffffffffffffff9c, 0x0, 0x140, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_NEW_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="090d2000000000f0ff000700000008000300", @ANYRES32=r2, @ANYBLOB="0800051d000000001400060076657468115f746f5f7465616d0000000400cc0008000500090000001400040073"], 0x58}}, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x68010}, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000000c0)={'wlan0\x00', <r6=>0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x5c, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {{{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}]}, 0x5c}}, 0x0)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000780)={'netdevsim0\x00', <r1=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x1, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0x1}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newtfilter={0x4c, 0x2c, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0xffffffff, {}, {0x1}, {0x300, 0x1}}, [@filter_kind_options=@f_bpf={{0x8}, {0x20, 0x2, [@TCA_BPF_OPS={{0x6, 0x4, 0x1}, {0xc, 0x5, [{0x6}]}}, @TCA_BPF_FLAGS_GEN={0x8, 0x9, 0x1}]}}]}, 0x4c}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000001340)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0x1}]}, 0x38}}, 0x0)
executing program 3:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e20, @empty}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r1, &(0x7f0000000100)=@in={0x2, 0x4e21, @empty}, 0x10)
connect(r1, &(0x7f0000000200)=@in={0x2, 0x4e20, @loopback}, 0x10)
accept(r0, 0x0, 0x0)
executing program 1:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @empty}, 0x1c)
listen(r0, 0x5)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r1, &(0x7f0000000040)={0xa, 0x4e23, 0x0, @empty}, 0x1c)
connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @local, 0x1}, 0x1c)
accept4$inet6(r0, 0x0, 0x0, 0x0)
write(r1, &(0x7f0000000200)='hello', 0x5)
syz_emit_ethernet(0x57, &(0x7f0000000300)=ANY=[@ANYBLOB="aaaaaaaaaaaabbbbbbbbbbbb86dd6000000000190640fe800000000000000000000000000001fe8000000000000000000000000000014e234e220000000100000001501010000000000068656c6c6f"], 0x0)
syz_emit_ethernet(0x57, &(0x7f0000000400)=ANY=[@ANYBLOB="aaaaaaaaaaaabbbbbbbbbbbb86dd6000000000190640fe800000000000000000000000000001fe8000000000000000000000000000014e234e220000000200000002501010000000000068656c6c6f"], 0x0)
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000100), 0xa8)
connect$inet(r0, &(0x7f0000000480)={0x2, 0x4e23, @local}, 0x10)
executing program 0:
r0 = socket(0x2, 0x2, 0x0)
setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f00000002c0), 0x2c0)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000000), r0)
sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x1234}, @FOU_ATTR_AF={0x5, 0x2, 0x2}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x4}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x34}}, 0x0)
syz_emit_ethernet(0x34, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x26, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @empty}, {0x0, 0x1234, 0x12, 0x0, @opaque="00010203040506070809"}}}}}, 0x0)
executing program 0:
r0 = socket$inet(0x2, 0x3, 0xff)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000100)=""/30, &(0x7f0000000200)=0x1e)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000300)=""/30, &(0x7f0000000400)=0x1e)
getsockopt(r0, 0x0, 0x43, &(0x7f0000000500)=""/30, &(0x7f0000000600)=0x1e)
executing program 3:
r0 = socket$nl_route(0x10, 0x3, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, &(0x7f0000000580)="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", 0xff)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), r0)
sendmsg$ETHTOOL_MSG_EEE_SET(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_EEE_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netpci0\x00'}]}, @ETHTOOL_A_EEE_ENABLED={0x5, 0x5, 0x1}]}, 0x34}}, 0x0)
executing program 0:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e23, @loopback}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
sendmsg$inet_sctp(r1, &(0x7f0000000300)={&(0x7f0000000100)=@in={0x2, 0x4e23, @loopback}, 0x10, &(0x7f0000000200)=[{&(0x7f00000024c0)="e0", 0x1}], 0x1, &(0x7f0000000240)=[@init={0x18, 0x84, 0x0, {0x80, 0x0, 0xb, 0x140}}], 0x18}, 0x0)
executing program 3:
openat$sequencer(0xffffffffffffff9c, 0x0, 0x140, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_NEW_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="090d2000000000f0ff000700000008000300", @ANYRES32=r2, @ANYBLOB="0800051d000000001400060076657468115f746f5f7465616d0000000400cc0008000500090000001400040073"], 0x58}}, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x68010}, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000000c0)={'wlan0\x00', <r6=>0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x5c, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {{{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}]}, 0x5c}}, 0x0)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x18, 0x0, 0xa, 0x0, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0x70}}, 0x0)
executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x6)
bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1})
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000300)={&(0x7f0000000400), 0xc, &(0x7f0000000500)={&(0x7f0000000600)=@ipv4_newroute={0x0, 0x18, 0x605, 0x0, 0x0, {0x23, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x1}, [@RTA_DST={0x0, 0x1, @empty}, @RTA_OIF={0x0, 0x4, r2}]}, 0x1}}, 0x0)
close(r0)
executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x48042, 0x11a)
socket$can_bcm(0x1d, 0x2, 0x2)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sendmsg$key(0xffffffffffffffff, 0x0, 0x11)
r2 = fsopen(&(0x7f0000000100)='proc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0)
r3 = syz_io_uring_setup(0x9e5e, &(0x7f0000000400)={0x0, 0x6da9, 0x2000, 0x7, 0x2c}, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000240))
r4 = syz_open_dev$vbi(&(0x7f0000000140), 0x2, 0x2)
ioctl$VIDIOC_S_DV_TIMINGS(r4, 0xc0845657, &(0x7f0000000900)={0x0, @reserved})
io_uring_enter(r3, 0x48e9, 0x0, 0x2, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000480)={0xa, 0x4e22, 0x1, @loopback, 0x5}, 0x1c)
syz_open_dev$vivid(0x0, 0x0, 0x2)
r5 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r6 = socket(0x23, 0x80000, 0x1)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0x8000000, 0x1, 0xff, 0x1, 0x0, 0x400}, 0x20)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x8000000, 0x0, 0xff, 0xc, 0x4}, 0x20)
sendmmsg$unix(r5, &(0x7f0000008380), 0x400000000000174, 0x4008890)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/3
testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [5, 3, 5, 12, 2, 4, 9, 7, 21, 12]
detailed listing:
executing program 3:
r0 = socket$nl_route(0x10, 0x3, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, 0x0, 0x0)
write(r0, &(0x7f0000000580)="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", 0xff)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), r0)
sendmsg$ETHTOOL_MSG_EEE_SET(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_EEE_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netpci0\x00'}]}, @ETHTOOL_A_EEE_ENABLED={0x5, 0x5, 0x1}]}, 0x34}}, 0x0)
executing program 0:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e23, @loopback}, 0x10)
listen(r0, 0x5)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
sendmsg$inet_sctp(r1, &(0x7f0000000300)={&(0x7f0000000100)=@in={0x2, 0x4e23, @loopback}, 0x10, &(0x7f0000000200)=[{&(0x7f00000024c0)="e0", 0x1}], 0x1, &(0x7f0000000240)=[@init={0x18, 0x84, 0x0, {0x80, 0x0, 0xb, 0x140}}], 0x18}, 0x0)
executing program 3:
openat$sequencer(0xffffffffffffff9c, 0x0, 0x140, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_NEW_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="090d2000000000f0ff000700000008000300", @ANYRES32=r2, @ANYBLOB="0800051d000000001400060076657468115f746f5f7465616d0000000400cc0008000500090000001400040073"], 0x58}}, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x68010}, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000000c0)={'wlan0\x00', <r6=>0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x5c, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {{{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}]}, 0x5c}}, 0x0)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x18, 0x0, 0xa, 0x0, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0x70}}, 0x0)
executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x6)
bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1})
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000300)={&(0x7f0000000400), 0xc, &(0x7f0000000500)={&(0x7f0000000600)=@ipv4_newroute={0x0, 0x18, 0x605, 0x0, 0x0, {0x23, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x1}, [@RTA_DST={0x0, 0x1, @empty}, @RTA_OIF={0x0, 0x4, r2}]}, 0x1}}, 0x0)
close(r0)
executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x48042, 0x11a)
socket$can_bcm(0x1d, 0x2, 0x2)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sendmsg$key(0xffffffffffffffff, 0x0, 0x11)
r2 = fsopen(&(0x7f0000000100)='proc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0)
r3 = syz_io_uring_setup(0x9e5e, &(0x7f0000000400)={0x0, 0x6da9, 0x2000, 0x7, 0x2c}, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000240))
r4 = syz_open_dev$vbi(&(0x7f0000000140), 0x2, 0x2)
ioctl$VIDIOC_S_DV_TIMINGS(r4, 0xc0845657, &(0x7f0000000900)={0x0, @reserved})
io_uring_enter(r3, 0x48e9, 0x0, 0x2, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000480)={0xa, 0x4e22, 0x1, @loopback, 0x5}, 0x1c)
syz_open_dev$vivid(0x0, 0x0, 0x2)
r5 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r6 = socket(0x23, 0x80000, 0x1)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0x8000000, 0x1, 0xff, 0x1, 0x0, 0x400}, 0x20)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x8000000, 0x0, 0xff, 0xc, 0x4}, 0x20)
sendmmsg$unix(r5, &(0x7f0000008380), 0x400000000000174, 0x4008890)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
bisect: the chunk can be dropped
bisect: testing without sub-chunk 3/3
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-close-close-nanosleep
detailed listing:
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program did not crash
bisect: split chunks (needed=true): <9>
bisect: split chunk #0 of len 9 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 9, 7, 21, 12]
detailed listing:
executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x6)
bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1})
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000300)={&(0x7f0000000400), 0xc, &(0x7f0000000500)={&(0x7f0000000600)=@ipv4_newroute={0x0, 0x18, 0x605, 0x0, 0x0, {0x23, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x1}, [@RTA_DST={0x0, 0x1, @empty}, @RTA_OIF={0x0, 0x4, r2}]}, 0x1}}, 0x0)
close(r0)
executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x48042, 0x11a)
socket$can_bcm(0x1d, 0x2, 0x2)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sendmsg$key(0xffffffffffffffff, 0x0, 0x11)
r2 = fsopen(&(0x7f0000000100)='proc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0)
r3 = syz_io_uring_setup(0x9e5e, &(0x7f0000000400)={0x0, 0x6da9, 0x2000, 0x7, 0x2c}, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000240))
r4 = syz_open_dev$vbi(&(0x7f0000000140), 0x2, 0x2)
ioctl$VIDIOC_S_DV_TIMINGS(r4, 0xc0845657, &(0x7f0000000900)={0x0, @reserved})
io_uring_enter(r3, 0x48e9, 0x0, 0x2, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000480)={0xa, 0x4e22, 0x1, @loopback, 0x5}, 0x1c)
syz_open_dev$vivid(0x0, 0x0, 0x2)
r5 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r6 = socket(0x23, 0x80000, 0x1)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0x8000000, 0x1, 0xff, 0x1, 0x0, 0x400}, 0x20)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x8000000, 0x0, 0xff, 0xc, 0x4}, 0x20)
sendmmsg$unix(r5, &(0x7f0000008380), 0x400000000000174, 0x4008890)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/2
bisect: no need to test this chunk, it's definitely needed
bisect: split chunks (needed=true): <4>
bisect: split chunk #0 of len 4 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [7, 21, 12]
detailed listing:
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1})
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r3, &(0x7f0000000300)={&(0x7f0000000400), 0xc, &(0x7f0000000500)={&(0x7f0000000600)=@ipv4_newroute={0x0, 0x18, 0x605, 0x0, 0x0, {0x23, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x1}, [@RTA_DST={0x0, 0x1, @empty}, @RTA_OIF={0x0, 0x4, r2}]}, 0x1}}, 0x0)
close(r0)
executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x48042, 0x11a)
socket$can_bcm(0x1d, 0x2, 0x2)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sendmsg$key(0xffffffffffffffff, 0x0, 0x11)
r2 = fsopen(&(0x7f0000000100)='proc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0)
r3 = syz_io_uring_setup(0x9e5e, &(0x7f0000000400)={0x0, 0x6da9, 0x2000, 0x7, 0x2c}, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000240))
r4 = syz_open_dev$vbi(&(0x7f0000000140), 0x2, 0x2)
ioctl$VIDIOC_S_DV_TIMINGS(r4, 0xc0845657, &(0x7f0000000900)={0x0, @reserved})
io_uring_enter(r3, 0x48e9, 0x0, 0x2, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000480)={0xa, 0x4e22, 0x1, @loopback, 0x5}, 0x1c)
syz_open_dev$vivid(0x0, 0x0, 0x2)
r5 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r6 = socket(0x23, 0x80000, 0x1)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0x8000000, 0x1, 0xff, 0x1, 0x0, 0x400}, 0x20)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x8000000, 0x0, 0xff, 0xc, 0x4}, 0x20)
sendmmsg$unix(r5, &(0x7f0000008380), 0x400000000000174, 0x4008890)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying
program did not crash
bisect: testing without sub-chunk 2/2
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 9, 12]
detailed listing:
executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x6)
bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c)
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in sys_clone
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <2>
bisect: split chunk #0 of len 2 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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, 12]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: BUG: soft lockup in worker_thread
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/2
bisect: no need to test this chunk, it's definitely needed
bisect: split chunks (needed=true): <1>
bisect: split chunk #0 of len 1 into 2 parts
bisect: no way to further split the chunk
bisect: 2 programs left: 

executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)


bisect: trying to concatenate
bisect: concatenate 2 entries
minimizing program #0 before concatenation
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [8, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [7, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [6, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
socket$packet(0x11, 0x3, 0x300)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: BUG: soft lockup in ppoll
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [5, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in sys_newfstat
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00'})
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program did not crash
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x50, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x1}, @IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}]}, 0x50}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program did not crash
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [3, 12]
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'veth0\x00', <r1=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [3, 12]
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'veth0\x00', <r1=>0x0})
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 3:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x1}, 0x0)

program did not crash
minimized 9 calls -> 4 calls
minimizing program #1 before concatenation
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 11]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)
close(r0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 10]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
close(r2)

VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying
program crashed: INFO: rcu detected stall in exit_to_user_mode_loop
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 9]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
accept$inet(r0, 0x0, 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 8]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 7]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='2\x00', 0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 6]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)

program crashed: INFO: rcu detected stall in unlinkat
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 5]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)

program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 4]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
fsopen(&(0x7f0000000100)='ceph\x00', 0x0)

program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 3]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)

program crashed: INFO: rcu detected stall in netlink_sendmsg
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 2]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 1]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): [4, 0]
detailed listing:
executing program 1:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)
executing program 0:

program crashed: INFO: rcu detected stall in worker_thread
minimized 12 calls -> 0 calls
testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program crashed: INFO: rcu detected stall in sys_getsockopt
bisect: concatenation succeeded
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'veth0\x00'})

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'veth0\x00', <r1=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'veth0\x00', <r1=>0x0})
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00'})
sendmsg$nl_route_sched(r0, 0x0, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00'})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00'})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0x34, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x4}}]}, 0x34}}, 0x0)

program did not crash
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xa8, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x78, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x8, 0x2, 0x0, 0x1, [{0x4}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xa8}}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
VM was preempted during C execution: failed to run command in VM: instance is preempted, retrying
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in worker_thread
simplifying C reproducer
testing compiled C program (duration=5m10.091873228s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in smp_call_function
a never seen crash title: INFO: rcu detected stall in smp_call_function, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace 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$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in worker_thread
testing compiled C program (duration=5m10.091873228s, {Threaded:true 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}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m10.091873228s, {Threaded:true 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}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in x64_sys_call
a never seen crash title: INFO: rcu detected stall in x64_sys_call, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in sys_clone
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in do_idle
a never seen crash title: INFO: rcu detected stall in do_idle, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in worker_thread
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in x64_sys_call
a never seen crash title: INFO: rcu detected stall in x64_sys_call, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in worker_thread
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in do_idle
a never seen crash title: INFO: rcu detected stall in do_idle, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in do_idle
a never seen crash title: INFO: rcu detected stall in do_idle, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames
a never seen crash title: INFO: rcu detected stall in ieee80211_handle_queued_frames, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in validate_mm
a never seen crash title: INFO: rcu detected stall in validate_mm, ignore
testing compiled C program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
program crashed: INFO: rcu detected stall in do_idle
a never seen crash title: INFO: rcu detected stall in do_idle, ignore
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program crashed: INFO: rcu detected stall in worker_thread
validation run: crashed=true
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program crashed: INFO: rcu detected stall in sys_getsockopt
validation run: crashed=true
testing program (duration=5m10.091873228s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0)

program crashed: INFO: rcu detected stall in do_idle
validation run: crashed=true
reproducing took 4h25m47.236521944s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (2 GPs behind) idle=dbe4/0/0x1 softirq=17253/17253 fqs=0
rcu: 	(detected by 0, t=10502 jiffies, g=14817, q=1396 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:246 [inline]
RIP: 0010:__sanitizer_cov_trace_cmp8+0x17/0x90 kernel/kcov.c:294
Code: 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0d 98 19 a6 11 65 8b 15 b9 19 a6 11 <81> e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 57 83 b9 24 17 00 00
RSP: 0018:ffffc90000a08d08 EFLAGS: 00000046
RAX: ffffffff89de2111 RBX: 00000000000003e8 RCX: ffff88801e298000
RDX: 0000000000010002 RSI: 00000000000003e8 RDI: 00000000000003e8
RBP: ffff888077be5400 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000141190 R12: 1ffff1100ef7ca80
R13: 0000000000000000 R14: 00000000000003e8 R15: ffff888077be54c0
FS:  0000000000000000(0000) GS:ffff88812504e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f15667eb158 CR3: 000000001e3e8000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 advance_sched+0x561/0xc80 net/sched/sch_taprio.c:967
 __run_hrtimer kernel/time/hrtimer.c:2032 [inline]
 __hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096
 hrtimer_interrupt+0x448/0x910 kernel/time/hrtimer.c:2215
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1051 [inline]
 __sysvec_apic_timer_interrupt+0x102/0x430 arch/x86/kernel/apic/apic.c:1068
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64
Code: dc 7e 02 e9 13 05 03 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 53 8e 18 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffc90000197e40 EFLAGS: 00000242
RAX: 0000000000047ba1 RBX: ffffffff819b4450 RCX: 0000000080000001
RDX: 0000000000000001 RSI: ffffffff8e22d06b RDI: ffffffff8c4bdc80
RBP: ffffc90000197f10 R08: ffff8880b87338db R09: 1ffff110170e671b
R10: dffffc0000000000 R11: ffffed10170e671c R12: 0000000000000000
R13: 1ffff11003c53000 R14: 1ffff92000032fd0 R15: dffffc0000000000
 arch_safe_halt arch/x86/kernel/process.c:767 [inline]
 default_idle+0x9/0x20 arch/x86/kernel/process.c:768
 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x2e0/0x540 kernel/sched/idle.c:355
 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454
 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312
 common_startup_64+0x13e/0x157
 </TASK>
rcu: rcu_preempt kthread starved for 10502 jiffies! g14817 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:27496 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5510 [inline]
 __schedule+0x17d9/0x56c0 kernel/sched/core.c:7234
 __schedule_loop kernel/sched/core.c:7311 [inline]
 schedule+0x164/0x2b0 kernel/sched/core.c:7326
 schedule_timeout+0x152/0x2c0 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x30c/0x11f0 kernel/rcu/tree.c:2123
 rcu_gp_kthread+0x9e/0x2b0 kernel/rcu/tree.c:2325
 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>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 5760 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:its_return_thunk+0x0/0x10 arch/x86/lib/retpoline.S:417
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <c3> cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e9 1b 29 5f f5 cc
RSP: 0018:ffffc900038bf558 EFLAGS: 00000293
RAX: ffffffff81bae58d RBX: dffffc0000000000 RCX: ffff8880203b3e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc900038bf6a8 R08: ffffffff90579137 R09: 1ffffffff20af226
R10: dffffc0000000000 R11: fffffbfff20af227 R12: 1ffff110170e81d1
R13: ffff8880b863c448 R14: ffff8880b8740e88 R15: 0000000000000001
FS:  000055555a403500(0000) GS:ffff888124f4e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f15673556b8 CR3: 000000001e3e8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 csd_lock_wait kernel/smp.c:342 [inline]
 smp_call_function_many_cond+0x11fd/0x15f0 kernel/smp.c:912
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1077
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:46 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:1361 [inline]
 flush_tlb_mm_range+0x5c4/0x1090 arch/x86/mm/tlb.c:1451
 dup_mmap+0x1786/0x1d90 mm/mmap.c:1905
 dup_mm kernel/fork.c:1543 [inline]
 copy_mm+0x11a/0x480 kernel/fork.c:1595
 copy_process+0x1e3e/0x4390 kernel/fork.c:2289
 kernel_clone+0x2d7/0x940 kernel/fork.c:2748
 __do_sys_clone kernel/fork.c:2889 [inline]
 __se_sys_clone kernel/fork.c:2873 [inline]
 __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2873
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f15665c6912
Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffee5cf4d80 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffee5cf4d80 RCX: 00007f15665c6912
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffee5cf4f0c R08: 0000000000000000 R09: 0000000000000001
R10: 000055555a4037d0 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 000000000001ba85 R15: 00007ffee5cf4f60
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (2 GPs behind) idle=dbe4/0/0x1 softirq=17253/17253 fqs=0
rcu: 	(detected by 0, t=10502 jiffies, g=14817, q=1396 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:246 [inline]
RIP: 0010:__sanitizer_cov_trace_cmp8+0x17/0x90 kernel/kcov.c:294
Code: 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0d 98 19 a6 11 65 8b 15 b9 19 a6 11 <81> e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 57 83 b9 24 17 00 00
RSP: 0018:ffffc90000a08d08 EFLAGS: 00000046
RAX: ffffffff89de2111 RBX: 00000000000003e8 RCX: ffff88801e298000
RDX: 0000000000010002 RSI: 00000000000003e8 RDI: 00000000000003e8
RBP: ffff888077be5400 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000141190 R12: 1ffff1100ef7ca80
R13: 0000000000000000 R14: 00000000000003e8 R15: ffff888077be54c0
FS:  0000000000000000(0000) GS:ffff88812504e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f15667eb158 CR3: 000000001e3e8000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 advance_sched+0x561/0xc80 net/sched/sch_taprio.c:967
 __run_hrtimer kernel/time/hrtimer.c:2032 [inline]
 __hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096
 hrtimer_interrupt+0x448/0x910 kernel/time/hrtimer.c:2215
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1051 [inline]
 __sysvec_apic_timer_interrupt+0x102/0x430 arch/x86/kernel/apic/apic.c:1068
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64
Code: dc 7e 02 e9 13 05 03 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 53 8e 18 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffc90000197e40 EFLAGS: 00000242
RAX: 0000000000047ba1 RBX: ffffffff819b4450 RCX: 0000000080000001
RDX: 0000000000000001 RSI: ffffffff8e22d06b RDI: ffffffff8c4bdc80
RBP: ffffc90000197f10 R08: ffff8880b87338db R09: 1ffff110170e671b
R10: dffffc0000000000 R11: ffffed10170e671c R12: 0000000000000000
R13: 1ffff11003c53000 R14: 1ffff92000032fd0 R15: dffffc0000000000
 arch_safe_halt arch/x86/kernel/process.c:767 [inline]
 default_idle+0x9/0x20 arch/x86/kernel/process.c:768
 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x2e0/0x540 kernel/sched/idle.c:355
 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454
 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312
 common_startup_64+0x13e/0x157
 </TASK>
rcu: rcu_preempt kthread starved for 10502 jiffies! g14817 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:27496 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5510 [inline]
 __schedule+0x17d9/0x56c0 kernel/sched/core.c:7234
 __schedule_loop kernel/sched/core.c:7311 [inline]
 schedule+0x164/0x2b0 kernel/sched/core.c:7326
 schedule_timeout+0x152/0x2c0 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x30c/0x11f0 kernel/rcu/tree.c:2123
 rcu_gp_kthread+0x9e/0x2b0 kernel/rcu/tree.c:2325
 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>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 5760 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:its_return_thunk+0x0/0x10 arch/x86/lib/retpoline.S:417
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <c3> cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e9 1b 29 5f f5 cc
RSP: 0018:ffffc900038bf558 EFLAGS: 00000293
RAX: ffffffff81bae58d RBX: dffffc0000000000 RCX: ffff8880203b3e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc900038bf6a8 R08: ffffffff90579137 R09: 1ffffffff20af226
R10: dffffc0000000000 R11: fffffbfff20af227 R12: 1ffff110170e81d1
R13: ffff8880b863c448 R14: ffff8880b8740e88 R15: 0000000000000001
FS:  000055555a403500(0000) GS:ffff888124f4e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f15673556b8 CR3: 000000001e3e8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 csd_lock_wait kernel/smp.c:342 [inline]
 smp_call_function_many_cond+0x11fd/0x15f0 kernel/smp.c:912
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1077
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:46 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:1361 [inline]
 flush_tlb_mm_range+0x5c4/0x1090 arch/x86/mm/tlb.c:1451
 dup_mmap+0x1786/0x1d90 mm/mmap.c:1905
 dup_mm kernel/fork.c:1543 [inline]
 copy_mm+0x11a/0x480 kernel/fork.c:1595
 copy_process+0x1e3e/0x4390 kernel/fork.c:2289
 kernel_clone+0x2d7/0x940 kernel/fork.c:2748
 __do_sys_clone kernel/fork.c:2889 [inline]
 __se_sys_clone kernel/fork.c:2873 [inline]
 __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2873
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f15665c6912
Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffee5cf4d80 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffee5cf4d80 RCX: 00007f15665c6912
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffee5cf4f0c R08: 0000000000000000 R09: 0000000000000001
R10: 000055555a4037d0 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 000000000001ba85 R15: 00007ffee5cf4f60
 </TASK>