Extracting prog: 1h14m11.390535254s Minimizing prog: 1h17m51.734889363s Simplifying prog options: 0s Extracting C: 3m34.547558603s Simplifying C: 1h9m10.534248696s extracting reproducer from 20 programs testing a last program of every proc single: executing 5 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$nl_netfilter-sendmsg$NFT_MSG_GETOBJ detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a010400000000000000000200000a0800010073797a300000000250000000120a010400000000000000000200000a0800010073797a30000000020800020073797a3000000002080003000000000730000400080001000200000005000200110000001c000380180001000c0001001e00000000000000140000001100010000000000000000000200000a"], 0x98}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000130a010000000000000000000200000a0800010073797a30000000020800020073797a30000000020800030000000007"], 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-ioctl$TUNSETLINK-socket$nl_route-sendmsg$nl_route-syz_init_net_socket$x25-ioctl$sock_inet_SIOCSIFFLAGS-write$tun detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x1, 0xb, "111234560000"}}, 0xd) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=@newtfilter={0x38, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x8, 0x2, [@TCA_BASIC_ACT={0x4}]}}]}, 0x38}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-socket$rds-close-unshare-nanosleep detailed listing: executing program 0: unshare(0x40000000) r0 = socket$rds(0x15, 0x5, 0x0) close(r0) unshare(0x40000000) nanosleep(&(0x7f0000000000)={0x0, 0x1dcd6500}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-nanosleep-socket$inet_smc-bind$inet-listen-socket$inet_smc-bind$inet-connect$inet-close-nanosleep detailed listing: executing program 0: r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'lo\x00', 0x1}) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r2, &(0x7f0000000100)={0x2, 0x1f90, @loopback}, 0x10) listen(r2, 0x5) r3 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r3, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) connect$inet(r3, &(0x7f0000000100)={0x2, 0x1f90, @loopback}, 0x10) close(r3) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) program did not crash single: failed to extract reproducer bisect: bisecting 20 programs with base timeout 6m0s testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [6, 4, 6, 5, 10, 13, 7, 9, 5, 5, 6, 2, 6, 2, 20, 8, 7, 8, 8, 3] detailed listing: executing program 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000200)='hello', 0x5}], 0x1, &(0x7f0000000300)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000500)="0000000100000001000000010000000100000001010400000000000168656c6c6f", 0x21, 0x0, &(0x7f0000000200)={0x2, 0x4e20, @loopback}, 0x10) nanosleep(&(0x7f0000000600)={0x0, 0xbebc200}, 0x0) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x64, 0x10, 0x601, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x4}, @IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @veth={{0x9}}}]}, 0x64}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x1, {}, {0x0, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0xf4240}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) executing program 3: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x20) ioctl$TUNSETCARRIER(r0, 0x400454e2, &(0x7f0000000200)=0x1) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000300)={'syz_tun\x00', 0x1}) executing program 0: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f0000000000)=0x2, 0x4) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000040)=0x1, 0x4) bind$rds(r0, &(0x7f0000000080)={0x2, 0x4e20, @loopback}, 0x10) sendmsg(r0, &(0x7f0000000100)={&(0x7f00000000c0)=@in={0x2, 0x4e20, @loopback}, 0x10, &(0x7f0000000200)=[{&(0x7f0000000300)='\x00'/4096, 0x1000}], 0x1}, 0x0) executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=@newlink={0x0, 0x0, 0x605, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'bridge0\x00'}, @IFLA_LINKINFO={0x0, 0x0, 0x0, 0x1, @bridge={{0x0, 0x0}, {0x0, 0x0}}}]}, 0x48}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x0, 0x0, 0x605, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'dummy0\x00'}]}, 0x34}}, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000240)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000280)={'dummy0\x00'}) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=@setlink={0x0, 0x0, 0x605, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'dummy0\x00'}, @IFLA_MASTER={0x0, 0x0, r2}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000400)=@newlink={0x0, 0x0, 0x605, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'macvlan0\x00'}, @IFLA_LINK={0x0, 0x0, r2}, @IFLA_LINKINFO={0x0, 0x0, 0x0, 0x1, @macvlan={{0x0, 0x0}, {0x0, 0x0}}}]}, 0x50}}, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000480)={'macvlan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000540)=@setlink={0x0, 0x0, 0x605, 0x0, 0x0, {0x0, 0x0, 0x0, r3, 0x1, 0x1}, [@IFLA_IFNAME={0x0, 0x0, 'macvlan0\x00'}]}, 0x34}}, 0x0) executing program 3: r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'lo\x00', 0x1}) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r2, &(0x7f0000000100)={0x2, 0x1f90, @loopback}, 0x10) listen(r2, 0x5) r3 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r3, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) connect$inet(r3, &(0x7f0000000100)={0x2, 0x1f90, @loopback}, 0x10) close(r3) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x1f90, @empty}, 0x10) listen(r0, 0x80) r1 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000003c0)=@bpf_tracing={0x1a, 0x2, &(0x7f0000000100)=ANY=[@ANYBLOB="180000000000000000000000000000009500000000000000"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000100)={r1, 0x0, 0x1c, 0x0, @void}, 0x40) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000200)={r2}, 0x8) read(r3, &(0x7f0000000400)=""/100, 0x64) executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x1}) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller1\x00', 0x0}) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000140)={'syzkaller1\x00', 0x1}) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={&(0x7f0000000200), 0x0, &(0x7f0000000080)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x1, 0x1, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xffff}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_ingress]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={&(0x7f0000000200), 0x0, &(0x7f0000000080)={&(0x7f0000000100)=@newtfilter={0x60, 0x2c, 0x1, 0x1, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xffff}, {0x0, 0xffff}, {0x1, 0x3}}, [@filter_kind_options=@f_matchall={{}, {0x0, 0x2, [@TCA_MATCHALL_ACT={0x0, 0x1, [@m_mpls={0x0, 0x1, 0x0, 0x0, {{}, {0x0, 0x2, 0x0, 0x1, [@TCA_MPLS_PARMS={0x0, 0x1, {{}, 0x3}}, @TCA_MPLS_LABEL={0x0, 0x3, 0x64}]}, {}, {0x0, 0x0}, {0x0, 0x0}}}]}]}}]}, 0x60}}, 0x0) write(r1, &(0x7f0000000300)="000008004500002800010000401100007f0000017f00000112341234001400"/50, 0x32) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newlink={0x0, 0x0, 0x0, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'dummy0\x00'}, @IFLA_NUM_TX_QUEUES={0x0, 0x0, 0x4}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'dummy0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_mqprio={{0x0, 0x0}, {0x0, 0x0, {{0x1, [], 0x1, [0x1]}, [@TCA_MQPRIO_MODE={0x0, 0x0, 0x1}]}}}]}, 0x90}}, 0x0) executing program 1: unshare(0x40000000) r0 = socket$rds(0x15, 0x5, 0x0) close(r0) unshare(0x40000000) nanosleep(&(0x7f0000000000)={0x0, 0x1dcd6500}, 0x0) executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) write(r0, &(0x7f0000000000)="580000001800050401000000000000000a800000fe040001000000001400010020010db800000000000000000000000106001500070000001800160008000100010000000c000b0008000100020000000800040001000000", 0x58) r1 = socket$packet(0x11, 0x3, 0x300) bind$packet(r1, &(0x7f0000000100)={0x11, 0x300, 0x1}, 0x14) write(r1, &(0x7f0000000200)="00000000000000000000000086dd6000000000342b4020010db800000000000000000000000220010db8000000000000000000000001110404010100000020010db800000000000000000000000320010db800000000000000000000000430393039000c0000deadbeef", 0x6a) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000600)="1234567890", 0xa, 0x0, &(0x7f0000000700)={0xa, 0x1234, 0x0, @loopback}, 0x1c) executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'\x00', 0x1}) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind(r1, &(0x7f0000000200)=@in={0x2, 0x4e23, @dev={0xc0, 0xa8, 0x1, 0x1}}, 0x10) listen(r1, 0x5) write(r0, &(0x7f0000000300)="00000800450000540000400040840000c0a80102c0a8010110e24e230000000000000000010000380102030400010000000a000a00000000800200240102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", 0x58) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0x2, 0x4) setsockopt(r1, 0x84, 0x7e, &(0x7f0000000080)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x78, &(0x7f00000000c0)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x7}, 0x8) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x2, 0x4) setsockopt(r2, 0x84, 0x7e, &(0x7f0000000200)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x78, &(0x7f0000000240)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x7}, 0x8) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000300)=0x400, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000400)='\x00'/20000, 0x4e20}], 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000500), 0x4) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r2, 0x84, 0x78, &(0x7f0000000540), 0x4) executing program 4: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @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 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)='\x00\x00\x00\x00', 0x4}], 0x1, &(0x7f0000000500)=[{0x10, 0x2c, 0x1, "0100000000000000"}], 0x18}, 0x0) r2 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000700)="0000000100000001000000010000000100000001010500000000", 0x1c, 0x0, &(0x7f0000000800)={0x2, 0x4e20, @loopback}, 0x10) executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=@newtfilter={0x38, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x8, 0x2, [@TCA_BASIC_ACT={0x4}]}}]}, 0x38}}, 0x0) executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x1, 0xb, "111234560000"}}, 0xd) executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a010400000000000000000200000a0800010073797a300000000250000000120a010400000000000000000200000a0800010073797a30000000020800020073797a3000000002080003000000000730000400080001000200000005000200110000001c000380180001000c0001001e00000000000000140000001100010000000000000000000200000a"], 0x98}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000130a010000000000000000000200000a0800010073797a30000000020800020073797a30000000020800030000000007"], 0x28}}, 0x0) program crashed: INFO: rcu detected stall in corrupted bisect: bisecting 20 programs bisect: split chunks (needed=false): <20> bisect: split chunk #0 of len 20 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [9, 5, 5, 6, 2, 6, 2, 20, 8, 7, 8, 8, 3] detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x1}) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller1\x00', 0x0}) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000140)={'syzkaller1\x00', 0x1}) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={&(0x7f0000000200), 0x0, &(0x7f0000000080)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x1, 0x1, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xffff}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_ingress]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={&(0x7f0000000200), 0x0, &(0x7f0000000080)={&(0x7f0000000100)=@newtfilter={0x60, 0x2c, 0x1, 0x1, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xffff}, {0x0, 0xffff}, {0x1, 0x3}}, [@filter_kind_options=@f_matchall={{}, {0x0, 0x2, [@TCA_MATCHALL_ACT={0x0, 0x1, [@m_mpls={0x0, 0x1, 0x0, 0x0, {{}, {0x0, 0x2, 0x0, 0x1, [@TCA_MPLS_PARMS={0x0, 0x1, {{}, 0x3}}, @TCA_MPLS_LABEL={0x0, 0x3, 0x64}]}, {}, {0x0, 0x0}, {0x0, 0x0}}}]}]}}]}, 0x60}}, 0x0) write(r1, &(0x7f0000000300)="000008004500002800010000401100007f0000017f00000112341234001400"/50, 0x32) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newlink={0x0, 0x0, 0x0, 0x0, 0x0, {}, [@IFLA_IFNAME={0x0, 0x0, 'dummy0\x00'}, @IFLA_NUM_TX_QUEUES={0x0, 0x0, 0x4}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'dummy0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_mqprio={{0x0, 0x0}, {0x0, 0x0, {{0x1, [], 0x1, [0x1]}, [@TCA_MQPRIO_MODE={0x0, 0x0, 0x1}]}}}]}, 0x90}}, 0x0) executing program 1: unshare(0x40000000) r0 = socket$rds(0x15, 0x5, 0x0) close(r0) unshare(0x40000000) nanosleep(&(0x7f0000000000)={0x0, 0x1dcd6500}, 0x0) executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) write(r0, &(0x7f0000000000)="580000001800050401000000000000000a800000fe040001000000001400010020010db800000000000000000000000106001500070000001800160008000100010000000c000b0008000100020000000800040001000000", 0x58) r1 = socket$packet(0x11, 0x3, 0x300) bind$packet(r1, &(0x7f0000000100)={0x11, 0x300, 0x1}, 0x14) write(r1, &(0x7f0000000200)="00000000000000000000000086dd6000000000342b4020010db800000000000000000000000220010db8000000000000000000000001110404010100000020010db800000000000000000000000320010db800000000000000000000000430393039000c0000deadbeef", 0x6a) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000600)="1234567890", 0xa, 0x0, &(0x7f0000000700)={0xa, 0x1234, 0x0, @loopback}, 0x1c) executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'\x00', 0x1}) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind(r1, &(0x7f0000000200)=@in={0x2, 0x4e23, @dev={0xc0, 0xa8, 0x1, 0x1}}, 0x10) listen(r1, 0x5) write(r0, &(0x7f0000000300)="00000800450000540000400040840000c0a80102c0a8010110e24e230000000000000000010000380102030400010000000a000a00000000800200240102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", 0x58) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0x2, 0x4) setsockopt(r1, 0x84, 0x7e, &(0x7f0000000080)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x78, &(0x7f00000000c0)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x7}, 0x8) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x2, 0x4) setsockopt(r2, 0x84, 0x7e, &(0x7f0000000200)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x78, &(0x7f0000000240)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x7}, 0x8) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000300)=0x400, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000400)='\x00'/20000, 0x4e20}], 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000500), 0x4) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r2, 0x84, 0x78, &(0x7f0000000540), 0x4) executing program 4: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @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 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)='\x00\x00\x00\x00', 0x4}], 0x1, &(0x7f0000000500)=[{0x10, 0x2c, 0x1, "0100000000000000"}], 0x18}, 0x0) r2 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000700)="0000000100000001000000010000000100000001010500000000", 0x1c, 0x0, &(0x7f0000000800)={0x2, 0x4e20, @loopback}, 0x10) executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=@newtfilter={0x38, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x8, 0x2, [@TCA_BASIC_ACT={0x4}]}}]}, 0x38}}, 0x0) executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x1, 0xb, "111234560000"}}, 0xd) executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a010400000000000000000200000a0800010073797a300000000250000000120a010400000000000000000200000a0800010073797a30000000020800020073797a3000000002080003000000000730000400080001000200000005000200110000001c000380180001000c0001001e00000000000000140000001100010000000000000000000200000a"], 0x98}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000130a010000000000000000000200000a0800010073797a30000000020800020073797a30000000020800030000000007"], 0x28}}, 0x0) program crashed: INFO: rcu detected stall in inet_ioctl bisect: the chunk can be dropped bisect: testing without sub-chunk 2/3 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [20, 8, 7, 8, 8, 3] detailed listing: executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0x2, 0x4) setsockopt(r1, 0x84, 0x7e, &(0x7f0000000080)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x78, &(0x7f00000000c0)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x7}, 0x8) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x2, 0x4) setsockopt(r2, 0x84, 0x7e, &(0x7f0000000200)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x78, &(0x7f0000000240)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x7}, 0x8) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000300)=0x400, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000400)='\x00'/20000, 0x4e20}], 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000500), 0x4) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r2, 0x84, 0x78, &(0x7f0000000540), 0x4) executing program 4: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @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 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)='\x00\x00\x00\x00', 0x4}], 0x1, &(0x7f0000000500)=[{0x10, 0x2c, 0x1, "0100000000000000"}], 0x18}, 0x0) r2 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000700)="0000000100000001000000010000000100000001010500000000", 0x1c, 0x0, &(0x7f0000000800)={0x2, 0x4e20, @loopback}, 0x10) executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=@newtfilter={0x38, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x8, 0x2, [@TCA_BASIC_ACT={0x4}]}}]}, 0x38}}, 0x0) executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x1, 0xb, "111234560000"}}, 0xd) executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a010400000000000000000200000a0800010073797a300000000250000000120a010400000000000000000200000a0800010073797a30000000020800020073797a3000000002080003000000000730000400080001000200000005000200110000001c000380180001000c0001001e00000000000000140000001100010000000000000000000200000a"], 0x98}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000130a010000000000000000000200000a0800010073797a30000000020800020073797a30000000020800030000000007"], 0x28}}, 0x0) program crashed: INFO: rcu detected stall in corrupted bisect: the chunk can be dropped bisect: testing without sub-chunk 3/3 bisect: split chunks (needed=true): <6> bisect: split chunk #0 of len 6 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [8, 8, 3] detailed listing: executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=@newtfilter={0x38, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x8, 0x2, [@TCA_BASIC_ACT={0x4}]}}]}, 0x38}}, 0x0) executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x1, 0xb, "111234560000"}}, 0xd) executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a010400000000000000000200000a0800010073797a300000000250000000120a010400000000000000000200000a0800010073797a30000000020800020073797a3000000002080003000000000730000400080001000200000005000200110000001c000380180001000c0001001e00000000000000140000001100010000000000000000000200000a"], 0x98}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000130a010000000000000000000200000a0800010073797a30000000020800020073797a30000000020800030000000007"], 0x28}}, 0x0) 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: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}}): [20, 8, 7] detailed listing: executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0x2, 0x4) setsockopt(r1, 0x84, 0x7e, &(0x7f0000000080)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x78, &(0x7f00000000c0)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x7}, 0x8) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x2, 0x4) setsockopt(r2, 0x84, 0x7e, &(0x7f0000000200)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x78, &(0x7f0000000240)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x7}, 0x8) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000300)=0x400, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000400)='\x00'/20000, 0x4e20}], 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000500), 0x4) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r2, 0x84, 0x78, &(0x7f0000000540), 0x4) executing program 4: 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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) r3 = socket$packet(0x11, 0x3, 0x300) bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14) write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a) executing program 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)='\x00\x00\x00\x00', 0x4}], 0x1, &(0x7f0000000500)=[{0x10, 0x2c, 0x1, "0100000000000000"}], 0x18}, 0x0) r2 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000700)="0000000100000001000000010000000100000001010500000000", 0x1c, 0x0, &(0x7f0000000800)={0x2, 0x4e20, @loopback}, 0x10) program crashed: INFO: rcu detected stall in x64_sys_call bisect: the chunk can be dropped bisect: split chunks (needed=true): <3> bisect: split chunk #0 of len 3 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$rxrpc-bind$rxrpc-socket$rxrpc-connect$rxrpc-sendmsg-socket$inet-sendto$inet detailed listing: executing program 0: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)='\x00\x00\x00\x00', 0x4}], 0x1, &(0x7f0000000500)=[{0x10, 0x2c, 0x1, "0100000000000000"}], 0x18}, 0x0) r2 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000700)="0000000100000001000000010000000100000001010500000000", 0x1c, 0x0, &(0x7f0000000800)={0x2, 0x4e20, @loopback}, 0x10) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [20, 8] detailed listing: executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0x2, 0x4) setsockopt(r1, 0x84, 0x7e, &(0x7f0000000080)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x78, &(0x7f00000000c0)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x7}, 0x8) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x2, 0x4) setsockopt(r2, 0x84, 0x7e, &(0x7f0000000200)="0000000001000000", 0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x78, &(0x7f0000000240)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x7}, 0x8) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000300)=0x400, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000400)='\x00'/20000, 0x4e20}], 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000500), 0x4) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r2, 0x84, 0x78, &(0x7f0000000540), 0x4) executing program 4: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @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) program crashed: INFO: rcu detected stall in corrupted 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: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-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-socket$packet-bind$packet-write detailed listing: executing program 4: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @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) 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): <1> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 1 programs left: executing program 4: 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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) r3 = socket$packet(0x11, 0x3, 0x300) bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14) write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a) bisect: trying to concatenate bisect: concatenate 1 entries testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-socket$packet-bind$packet-write 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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) r3 = socket$packet(0x11, 0x3, 0x300) bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14) write(r3, &(0x7f0000000500)="00000000000000000000000008004500001c000000004011000001010101010101020001000100080000", 0x2a) program crashed: INFO: rcu detected stall in worker_thread bisect: concatenation succeeded found reproducer with 8 syscalls minimizing guilty program testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-socket$packet-bind$packet 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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) r3 = socket$packet(0x11, 0x3, 0x300) bind$packet(r3, &(0x7f0000000400)={0x11, 0x0, r2, 0x0}, 0x14) program crashed: INFO: rcu detected stall in exit_to_user_mode_loop testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-socket$packet detailed listing: executing program 0: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$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, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) socket$packet(0x11, 0x3, 0x300) program crashed: INFO: rcu detected stall in __unix_dgram_recvmsg testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-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) 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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX detailed listing: executing program 0: r0 = socket$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$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00'}) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$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$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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$nl_route_sched(r0, 0x0, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0x34, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x4}}]}, 0x34}}, 0x0) VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying program did not crash testing program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$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', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xa8, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x78, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x8, 0x2, 0x0, 0x1, [{0x4}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xa8}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=5m8.21306318s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in x64_sys_call simplifying C reproducer testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in worker_thread testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in worker_thread testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in do_idle a never seen crash title: INFO: rcu detected stall in do_idle, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in do_idle a never seen crash title: INFO: rcu detected stall in do_idle, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in smp_call_function a never seen crash title: INFO: rcu detected stall in smp_call_function, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in worker_thread testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in x64_sys_call testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched VM was preempted during C execution: failed to run command in VM: instance is preempted, retrying testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in unlink a never seen crash title: INFO: rcu detected stall in unlink, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in sys_getsockopt a never seen crash title: INFO: rcu detected stall in sys_getsockopt, ignore testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in x64_sys_call testing program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newqdisc={0xc0, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x90, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x1, [], 0x0, [0x1]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x20, 0x2, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_CMD={0x5}, @TCA_TAPRIO_SCHED_ENTRY_GATE_MASK={0x8, 0x3, 0x1}, @TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x3e8}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread validation run: crashed=true testing program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'veth0\x00', 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, 0x3, 0xffffffffc4653600}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}]}}]}, 0xc0}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h54m57.969129553s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (1 ticks this GP) idle=33d4/1/0x4000000000000000 softirq=16741/16741 fqs=9 rcu: (detected by 0, t=10502 jiffies, g=14877, q=1051 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 5852 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:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210 Code: 89 fb e8 23 00 00 00 48 8b 3d d4 be 88 0c 48 89 de 5b e9 63 09 62 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 0d 78 fe a5 11 65 8b 15 99 fe a5 RSP: 0000:ffffc90000a08d60 EFLAGS: 00000006 RAX: ffffffff81b3d926 RBX: 0000000000000000 RCX: ffff88802d700000 RDX: 0000000000010000 RSI: 0000000000000000 RDI: ffff88802bd88300 RBP: 0000000000000000 R08: ffffffff9aa3b37b R09: 1ffffffff354766f R10: dffffc0000000000 R11: fffffbfff3547670 R12: 0000000000000001 R13: dffffc0000000000 R14: ffff88802bd88300 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125050000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5046728000 CR3: 0000000072080000 CR4: 00000000003526f0 Call Trace: arch_static_branch arch/x86/include/asm/jump_label.h:37 [inline] trace_hrtimer_start+0x20/0x200 include/trace/events/timer.h:223 debug_activate kernel/time/hrtimer.c:529 [inline] enqueue_hrtimer+0xb7/0x2c0 kernel/time/hrtimer.c:1109 __run_hrtimer kernel/time/hrtimer.c:2048 [inline] __hrtimer_run_queues+0x4ce/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 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:unwind_next_frame+0x70d/0x2550 arch/x86/kernel/unwind_orc.c:530 Code: c0 0f 85 a3 17 00 00 0f b7 1a c1 eb 0b 80 e3 01 48 8b 04 24 42 0f b6 04 20 84 c0 0f 85 ac 17 00 00 49 8d 46 35 88 18 0f b7 1a <83> e3 0f 83 fb 04 0f 8e 84 00 00 00 83 fb 06 0f 8e 87 01 00 00 83 RSP: 0000:ffffc90003d4f300 EFLAGS: 00000246 RAX: ffffc90003d4f3dd RBX: 0000000000000284 RCX: ffffffff907a223c RDX: ffffffff90fca7ee RSI: ffffffff90fca7ea RDI: ffffffff8c4bdb20 RBP: ffffc90003d4f3e0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff8eb59c60 R12: dffffc0000000000 R13: ffffffff90fca7ea R14: ffffc90003d4f3a8 R15: 1ffff920007a9e75 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:165 __set_page_owner+0x8d/0x4c0 mm/page_owner.c:341 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f9/0x250 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0x21fa/0x2270 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5304 alloc_pages_mpol+0x212/0x380 mm/mempolicy.c:2490 folio_alloc_mpol_noprof+0x39/0x160 mm/mempolicy.c:2509 vma_alloc_folio_noprof+0xe1/0x1e0 mm/mempolicy.c:2544 folio_prealloc mm/memory.c:-1 [inline] do_cow_fault mm/memory.c:5884 [inline] do_fault mm/memory.c:5996 [inline] do_pte_missing+0x598/0x34b0 mm/memory.c:4566 handle_pte_fault mm/memory.c:6379 [inline] __handle_mm_fault mm/memory.c:6517 [inline] handle_mm_fault+0x1b36/0x3080 mm/memory.c:6686 do_user_addr_fault+0xa4d/0x1340 arch/x86/mm/fault.c:1343 handle_page_fault arch/x86/mm/fault.c:1483 [inline] exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1536 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595 RIP: 0033:0x7f50465a9b14 Code: 48 39 d8 73 2d 90 48 8b 30 8b 50 08 48 01 ee 48 83 fa 26 74 0a 48 83 fa 08 0f 85 04 0c 00 00 48 8b 50 10 48 83 c0 18 48 01 ea <48> 89 16 48 39 d8 72 d4 4d 8b 95 08 02 00 00 4d 85 d2 0f 84 b4 04 RSP: 002b:00007fffad148ef0 EFLAGS: 00010206 RAX: 00007f5046412b40 RBX: 00007f504644aef8 RCX: 00007f50464003b8 RDX: 00007f5046616500 RSI: 00007f5046728000 RDI: 00007f504644aef8 RBP: 00007f5046400000 R08: 00007f504644b300 R09: 00007f50464003d8 R10: 00000000effffef5 R11: 00007f50467f18a0 R12: 00007fffad148f30 R13: 00007f50467f18a0 R14: 0000000000000000 R15: 00007f504644b300 rcu: rcu_preempt kthread starved for 6127 jiffies! g14877 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:27736 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: 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 rcu: Stack dump where RCU GP kthread last ran: CPU: 0 UID: 0 PID: 5633 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:csd_lock_wait kernel/smp.c:342 [inline] RIP: 0010:smp_call_function_many_cond+0x10b0/0x14b0 kernel/smp.c:892 Code: c0 75 73 41 8b 1e 89 de 83 e6 01 31 ff e8 d8 22 0c 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 07 e8 84 1e 0c 00 eb 37 f3 90 <41> 0f b6 04 1c 84 c0 75 10 41 f7 06 01 00 00 00 74 1e e8 69 1e 0c RSP: 0018:ffffc900038df580 EFLAGS: 00000293 RAX: ffffffff81bae317 RBX: dffffc0000000000 RCX: ffff88807f7fbe00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc900038df6a8 R08: ffffffff90578a37 R09: 1ffffffff20af146 R10: dffffc0000000000 R11: fffffbfff20af147 R12: 1ffff110170e81d1 R13: ffff8880b863c448 R14: ffff8880b8740e88 R15: 0000000000000001 FS: 000055557308d540(0000) GS:ffff888124f50000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f12d2102492 CR3: 0000000070dee000 CR4: 00000000003526f0 Call Trace: on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1057 __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 tlb_flush arch/x86/include/asm/tlb.h:23 [inline] tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:509 [inline] tlb_flush_mmu+0x1af/0xa30 mm/mmu_gather.c:423 tlb_finish_mmu+0xf4/0x220 mm/mmu_gather.c:549 unmap_region+0x2a5/0x330 mm/vma.c:491 vms_clear_ptes mm/vma.c:1303 [inline] vms_complete_munmap_vmas+0x427/0xbe0 mm/vma.c:1345 do_vmi_align_munmap+0x3b7/0x4b0 mm/vma.c:1604 do_vmi_munmap+0x252/0x2d0 mm/vma.c:1652 __vm_munmap+0x241/0x3e0 mm/vma.c:3288 __do_sys_munmap mm/mmap.c:1079 [inline] __se_sys_munmap mm/mmap.c:1076 [inline] __x64_sys_munmap+0x60/0x70 mm/mmap.c:1076 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: 0033:0x7fed9e39dcc7 Code: 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcea798058 EFLAGS: 00000202 ORIG_RAX: 000000000000000b RAX: ffffffffffffffda RBX: 0000000000009000 RCX: 00007fed9e39dcc7 RDX: 00007fed9e39b630 RSI: 0000000000009000 RDI: 00007fed9f1d5000 RBP: 00007fed9f1d5000 R08: 00000000000016dc R09: 0000000000000000 R10: 0000000000000008 R11: 0000000000000202 R12: 00007ffcea798100 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 report is corrupted, running repro again testing compiled C program (duration=5m8.21306318s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false 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 worker_thread final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-...!: (1 GPs behind) idle=8b3c/1/0x4000000000000000 softirq=12433/12433 fqs=1 rcu: (detected by 1, t=10502 jiffies, g=11677, q=932 ncpus=2) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Workqueue: events_power_efficient gc_worker RIP: 0010:kasan_check_range+0x9/0x2c0 mm/kasan/generic.c:199 Code: c6 1b 38 4b 8e e8 17 a2 f3 fe 90 0f 0b cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 55 41 57 41 56 <41> 55 41 54 53 b0 01 48 85 f6 0f 84 ae 01 00 00 4c 8d 04 37 49 39 RSP: 0018:ffffc90000007cb0 EFLAGS: 00000046 RAX: 1ffff1100fc9a241 RBX: ffff88807e4d1000 RCX: ffffffff89a1da7f RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff88807e4d1198 RBP: 0000000000000001 R08: ffffffff89ddda08 R09: 0000000000080000 R10: 0000000000000000 R11: ffffffff8eb59c60 R12: ffff888074784c00 R13: dffffc0000000000 R14: ffff88807e4d1208 R15: ffff88807e4d1340 FS: 0000000000000000(0000) GS:ffff888124f50000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc812d6f52 CR3: 00000000351a4000 CR4: 00000000003526f0 Call Trace: instrument_atomic_read_write include/linux/instrumented.h:112 [inline] test_and_set_bit include/asm-generic/bitops/instrumented-atomic.h:71 [inline] __netif_schedule+0x5f/0x200 net/core/dev.c:3404 advance_sched+0xa8a/0xc80 net/sched/sch_taprio.c:993 __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 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:gc_worker+0x110a/0x1890 net/netfilter/nf_conntrack_core.c:-1 Code: e8 9b 63 d5 f7 41 83 fe ff 0f 9c c3 44 89 ff 44 8b 74 24 5c 44 89 f6 e8 04 61 d5 f7 45 39 f7 0f 92 c0 84 c3 0f 85 f2 02 00 00 <45> 39 f7 48 bb 00 00 00 00 00 fc ff df 0f 83 76 03 00 00 44 89 7c RSP: 0018:ffffc900000e79a0 EFLAGS: 00000246 RAX: ffffffff89f1a201 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: ffff88801de9dd00 RSI: 0000000000040000 RDI: 0000000000002217 RBP: ffffc900000e7af0 R08: ffffffff90578a37 R09: 1ffffffff20af146 R10: dffffc0000000000 R11: fffffbfff20af147 R12: ffff88801b03b318 R13: dffffc0000000000 R14: 0000000000040000 R15: 0000000000002217 process_one_work kernel/workqueue.c:3322 [inline] process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486 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 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.049 msecs rcu: rcu_preempt kthread starved for 10497 jiffies! g11677 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:28192 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: 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 rcu: Stack dump where RCU GP kthread last ran: CPU: 1 UID: 0 PID: 5674 Comm: dhcpcd 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:194 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x70 kernel/kcov.c:217 Code: 78 fe a5 11 65 8b 15 99 fe a5 11 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 24 17 00 00 00 74 2c 8b 91 f8 16 00 00 <83> fa 02 75 21 48 8b 91 00 17 00 00 48 8b 32 48 8d 7e 01 8b 89 fc RSP: 0018:ffffc90003d5f698 EFLAGS: 00000246 RAX: ffffffff81bae317 RBX: dffffc0000000000 RCX: ffff8880367f0000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90003d5f7c8 R08: ffffffff90578a37 R09: 1ffffffff20af146 R10: dffffc0000000000 R11: fffffbfff20af147 R12: 1ffff110170c85fd R13: ffff8880b873c448 R14: ffff8880b8642fe8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125050000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555c69458660 CR3: 000000000e946000 CR4: 00000000003526f0 Call Trace: csd_lock_wait kernel/smp.c:342 [inline] smp_call_function_many_cond+0x10c7/0x14b0 kernel/smp.c:892 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1057 __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 tlb_flush arch/x86/include/asm/tlb.h:23 [inline] tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:509 [inline] tlb_flush_mmu+0x1af/0xa30 mm/mmu_gather.c:423 tlb_finish_mmu+0xf4/0x220 mm/mmu_gather.c:549 free_ldt_pgtables+0x192/0x360 arch/x86/kernel/ldt.c:411 arch_exit_mmap arch/x86/include/asm/mmu_context.h:229 [inline] exit_mmap+0x1bf/0x9f0 mm/mmap.c:1285 __mmput+0x118/0x420 kernel/fork.c:1187 exit_mm+0x221/0x2d0 kernel/exit.c:615 do_exit+0x6cd/0x2360 kernel/exit.c:997 do_group_exit+0x22d/0x2f0 kernel/exit.c:1152 __do_sys_exit_group kernel/exit.c:1163 [inline] __se_sys_exit_group kernel/exit.c:1161 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1161 x64_sys_call+0x221a/0x2240 arch/x86/include/generated/asm/syscalls_64.h:232 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: 0033:0x7f3d14fbd6c5 Code: Unable to access opcode bytes at 0x7f3d14fbd69b. RSP: 002b:00007ffc812d5218 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d14fbd6c5 RDX: 00000000000000e7 RSI: ffffffffffffff88 RDI: 0000000000000001 RBP: 00007ffc812d5828 R08: 0000555ca75182c0 R09: 0000000000000002 R10: 00000000000000e0 R11: 0000000000000206 R12: 00007ffc812d5260 R13: 0000555ca75198a0 R14: 00007ffc812d54a0 R15: 00007ffc812d5250