Extracting prog: 18m14.758476231s Minimizing prog: 2h28m22.179100104s Simplifying prog options: 18m8.271009985s Extracting C: 6m56.844321473s Simplifying C: 0s 30 programs, timeouts [6m0s] extracting reproducer from 30 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-mount-chdir-socketpair$tipc-recvmsg-sendmsg$tipc-sendmsg$tipc-epoll_create1-epoll_create1-openat$vcs-epoll_ctl$EPOLL_CTL_ADD-read-socketpair$tipc-ioctl$TCSETS-syz_open_pts-pselect6-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f04ebbee7, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) mount(0x0, &(0x7f0000000100)='./file1\x00', &(0x7f0000000240)='msdos\x00', 0x0, 0x0) chdir(&(0x7f0000000140)='./file0\x00') socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r3, &(0x7f0000000500)={&(0x7f0000000040)=@hci, 0x80, &(0x7f0000000100)=[{&(0x7f0000000400)=""/248, 0x200105d0}], 0x1}, 0x1f00) sendmsg$tipc(r4, &(0x7f0000000240)={0x0, 0xfffffff5, &(0x7f0000000200)=[{&(0x7f0000000140)="a2", 0xfffffdef}], 0x1}, 0x0) sendmsg$tipc(r4, &(0x7f0000001bc0)={&(0x7f0000000900)=@id, 0x10, 0x0}, 0x0) epoll_create1(0x0) r5 = epoll_create1(0x0) r6 = openat$vcs(0xffffffffffffff9c, &(0x7f00000020c0), 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r6, &(0x7f0000001040)={0x9000001d}) read(r6, &(0x7f0000002e00)=""/4088, 0xff8) socketpair$tipc(0x1e, 0x0, 0x0, &(0x7f0000000300)) ioctl$TCSETS(0xffffffffffffffff, 0x40045431, &(0x7f0000000dc0)={0x0, 0x0, 0x0, 0x0, 0x0, "0062ba7d82000000000000000000f7ffffff00"}) syz_open_pts(0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f00000001c0), 0x0, &(0x7f0000000080)={0x3ff}, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24}, 0x90) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): pipe2$9p-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-ioctl$FS_IOC_SETFLAGS-socket$kcm-sendmsg$kcm-write$P9_RVERSION-gettid-openat$cgroup_ro-setsockopt$sock_attach_bpf-ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL-openat$kvm-openat$cgroup_ro-write$binfmt_script-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-syz_open_procfs-getdents64 detailed listing: executing program 0: pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f0000001480)=ANY=[@ANYBLOB="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&(0x7f0000000380)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x2e) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000540)='rcu_utilization\x00', r1}, 0x10) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001840)=[{&(0x7f0000000580)="6700000011008188040f56ecdb4cb9cca7480ef434000000e3bd6efb440009000e000a0010000000ba80010000005a8c3774fa0af3dc59a933c1e7a6d3361d83b20000319cdf5656826edaaa11032701c61ec666d482078ccebcb9a4f187f7a4e98f09cdc2649f", 0x67}], 0x1}, 0x0) write$P9_RVERSION(r0, 0x0, 0x15) gettid() r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000100)=r4, 0x4) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000100)={'tunl0\x00', &(0x7f00000012c0)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x579, 0x0, {{0x6, 0x4, 0x0, 0x2, 0x18, 0x66, 0x0, 0x0, 0x0, 0x0, @broadcast, @local, {[@timestamp_prespec={0x44, 0x4, 0x9f, 0x3, 0x8}]}}}}}) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000240), 0x208e24b) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r6, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r7, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r6, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r8 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo\x00') getdents64(r8, &(0x7f0000002f40)=""/4098, 0x1002) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir-mkdir-mount$overlay-socket$pptp-syz_emit_vhci-fsopen detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./bus\x00', &(0x7f0000000340), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) socket$pptp(0x18, 0x1, 0x2) syz_emit_vhci(&(0x7f0000000180)=@HCI_EVENT_PKT={0x4, @hci_ev_cmd_status={{0xf, 0x4}, {0x0, 0x0, 0x405}}}, 0x7) fsopen(0x0, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit single: successfully extracted reproducer found reproducer with 25 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir-mkdir-mount$overlay-socket$pptp-syz_emit_vhci detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./bus\x00', &(0x7f0000000340), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) socket$pptp(0x18, 0x1, 0x2) syz_emit_vhci(&(0x7f0000000180)=@HCI_EVENT_PKT={0x4, @hci_ev_cmd_status={{0xf, 0x4}, {0x0, 0x0, 0x405}}}, 0x7) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir-mkdir-mount$overlay-socket$pptp detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./bus\x00', &(0x7f0000000340), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) socket$pptp(0x18, 0x1, 0x2) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir-mkdir-mount$overlay detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./bus\x00', &(0x7f0000000340), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) program crashed: INFO: task hung in nfsd_nl_listener_set_doit 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir-mkdir detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind-mkdir detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat-mount$bind detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount$bind(&(0x7f0000000280)='.\x00', &(0x7f0000000240)='./file2\x00', 0x0, 0x2321091, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE-mkdirat detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram-setsockopt$IP6T_SO_SET_REPLACE detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000001280)=@mangle={'mangle\x00', 0x64, 0x6, 0x598, 0xd0, 0x3d0, 0xd0, 0x300, 0x3d0, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, 0x0, {[{{@ipv6={@mcast1, @private1, [], [], 'veth1\x00', 'veth1_vlan\x00'}, 0x0, 0xa8, 0xd0, 0x0, {0x0, 0x3a010000}}, @HL={0x28}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@STANDARD={0x28}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@srh1={{0x90}, {0x0, 0x0, 0x0, 0x0, 0x0, @dev, @private1, @remote}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x0}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28}}, {{@ipv6={@loopback, @private2, [], [], 'batadv0\x00', 'veth0_to_batadv\x00'}, 0x0, 0xd0, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @inet=@DSCP={0x28}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x5f8) program crashed: INFO: task hung in nfsd_nl_listener_set_doit 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic-syz_init_net_socket$802154_dgram detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-getpid-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-prlimit64-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-socket$nl_generic-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_INTERFACE-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-ioctl$sock_SIOCGIFINDEX_80211-socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_xfrm-socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) socket$nl_xfrm(0x10, 0x3, 0x6) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-prlimit64-sched_setscheduler-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x14, 0x24, 0x9, 0x0, 0x0, {0x6}}, 0x14}}, 0x0) program did not crash reproducing took 3h10m45.698791358s repro crashed as (corrupted=false): INFO: task syz.3.68:5827 blocked for more than 143 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.68 state:D stack:25424 pid:5827 tgid:5827 ppid:5791 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36cf79eb9 RSP: 002b:00007ffd4adcb368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fe36d115f80 RCX: 00007fe36cf79eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fe36cfe793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe36d115f80 R14: 00007fe36d115f80 R15: 0000000000000f17 INFO: task syz.2.69:5840 blocked for more than 143 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.69 state:D stack:26368 pid:5840 tgid:5840 ppid:5800 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc0d1b79eb9 RSP: 002b:00007ffca46f8e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc0d1d15f80 RCX: 00007fc0d1b79eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fc0d1be793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc0d1d15f80 R14: 00007fc0d1d15f80 R15: 0000000000000f17 INFO: task syz.1.70:5859 blocked for more than 144 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.70 state:D stack:24272 pid:5859 tgid:5859 ppid:5812 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f67a8779eb9 RSP: 002b:00007ffe047700e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f67a8915f80 RCX: 00007f67a8779eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007f67a87e793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f67a8915f80 R14: 00007f67a8915f80 R15: 0000000000000f17 Showing all locks held in the system: 3 locks held by kworker/1:0/25: #0: ffff8880b893e998 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:560 #1: ffffc900001f7d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc900001f7d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff8880240a6240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x2d1/0x4130 drivers/net/netdevsim/fib.c:1489 1 lock held by khungtaskd/30: #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline] #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6626 2 locks held by kworker/u8:5/1018: 3 locks held by kworker/u8:6/1102: #0: ffff888030020148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888030020148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90004187d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90004187d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xd0/0x16f0 net/ipv6/addrconf.c:4194 5 locks held by kworker/u8:11/2949: #0: ffff88801b6e3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff88801b6e3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90009d27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90009d27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8fa6cb90 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594 #3: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: ieee80211_unregister_hw+0x55/0x2c0 net/mac80211/main.c:1662 #4: ffff888061dc0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:6014 [inline] #4: ffff888061dc0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_netdev_notifier_call+0x1a8/0x1490 net/wireless/core.c:1499 3 locks held by kworker/u9:1/4619: #0: ffff888077a69948 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888077a69948 ((wq_completion)hci4){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000d99fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000d99fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff888057b04d80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:327 2 locks held by getty/4978: #0: ffff8880305540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ac/0x1e00 drivers/tty/n_tty.c:2211 3 locks held by kworker/u9:3/5331: #0: ffff88805e110148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff88805e110148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90003d4fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90003d4fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff8880562bcd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:327 1 lock held by syz.0.67/5789: #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:698 [inline] #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3510 4 locks held by syz.3.68/5827: #0: ffff888076b8cd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:481 [inline] #0: ffff888076b8cd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x203/0x510 net/bluetooth/hci_core.c:2698 #1: ffff888076b8c078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x572/0x11a0 net/bluetooth/hci_sync.c:5145 #2: ffffffff8fbe5228 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_disconn_cfm include/net/bluetooth/hci_core.h:1977 [inline] #2: ffffffff8fbe5228 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_conn_hash_flush+0xa6/0x240 net/bluetooth/hci_conn.c:2592 #3: ffffffff8e73d6f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:328 [inline] #3: ffffffff8e73d6f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:958 2 locks held by syz.2.69/5840: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.70/5859: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.71/5863: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.72/5870: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.73/5886: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.74/5899: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.75/5922: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.76/5952: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.77/5962: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.78/6003: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.79/6011: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.80/6024: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.81/6025: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.82/6026: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.83/6048: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.84/6081: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.85/6089: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.86/6110: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.87/6115: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.88/6126: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.89/6141: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.90/6160: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.91/6195: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.92/6200: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.93/6211: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.94/6219: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.95/6231: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.96/6263: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.97/6273: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.98/6298: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.99/6303: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.100/6319: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.101/6334: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 3 locks held by syz-executor/6358: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:35 [inline] #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:60 [inline] #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209 #2: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: ieee80211_register_hw+0x2c4e/0x3e10 net/mac80211/main.c:1518 2 locks held by syz.4.102/6368: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 7 locks held by syz-executor/6382: #0: ffff88807ac90420 (sb_writers#8){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2882 [inline] #0: ffff88807ac90420 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x227/0xc90 fs/read_write.c:586 #1: ffff88805ae08888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325 #2: ffff8880284b3698 (kn->active#56){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326 #3: ffffffff8f313d68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216 #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1094 [inline] #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1292 #5: ffff88805af8e250 (&devlink->lock_key#58){+.+.}-{3:3}, at: nsim_drv_remove+0x50/0x160 drivers/net/netdevsim/dev.c:1672 #6: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: unregister_nexthop_notifier+0x17/0x40 net/ipv4/nexthop.c:3900 2 locks held by syz.2.104/6388: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.103/6395: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 1 lock held by syz-executor/6398: #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644 ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xff4/0x1040 kernel/hung_task.c:379 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 4670 Comm: klogd Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:unwind_next_frame+0x7be/0x2a00 arch/x86/kernel/unwind_orc.c:515 Code: 84 c0 4c 8b 74 24 48 0f 85 5e 1a 00 00 88 1a 48 89 6c 24 28 0f b7 6d 00 83 e5 0f 48 89 ef 48 c7 c6 a0 3d 5a 8e e8 52 62 52 00 <83> fd 05 7f 7e 83 fd 03 48 8b 5c 24 50 0f 8f ee 00 00 00 83 fd 02 RSP: 0018:ffffc90000a18268 EFLAGS: 00000246 RAX: 0000000000000100 RBX: 0000000000000001 RCX: ffff888079d5bc00 RDX: 0000000000000008 RSI: ffffffff8e5a3da0 RDI: 0000000000000005 RBP: 0000000000000005 R08: 0000000000000005 R09: ffffffff81412f0e R10: 0000000000000008 R11: ffff888079d5bc00 R12: ffffffff9074ee3c R13: dffffc0000000000 R14: ffffc90000a18390 R15: 1ffff92000143068 FS: 00007f1a840fe380(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555641c25c8 CR3: 0000000079d98000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3988 [inline] slab_alloc_node mm/slub.c:4037 [inline] kmem_cache_alloc_node_noprof+0x16b/0x320 mm/slub.c:4080 kmalloc_reserve+0xa8/0x2a0 net/core/skbuff.c:583 __alloc_skb+0x1f3/0x440 net/core/skbuff.c:674 skb_copy+0x12b/0x820 net/core/skbuff.c:2143 mac80211_hwsim_tx_frame_no_nl+0x106b/0x18d0 drivers/net/wireless/virtual/mac80211_hwsim.c:1866 mac80211_hwsim_tx_frame+0x1cc/0x220 drivers/net/wireless/virtual/mac80211_hwsim.c:2215 mac80211_hwsim_beacon_tx+0x3bf/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2315 __iterate_interfaces+0x222/0x510 net/mac80211/util.c:772 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:808 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1770 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x1d59/0x2a00 arch/x86/kernel/unwind_orc.c:664 Code: c6 20 4c 89 f7 e8 57 1a 00 00 49 89 c6 48 8d 5d 40 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 6a 6a b6 00 4c 89 33 <43> 0f b6 04 2f 84 c0 0f 85 5a 09 00 00 44 8b 75 00 44 89 f7 8b 9c RSP: 0018:ffffc9000381f5a8 EFLAGS: 00000293 RAX: ffffffff81414211 RBX: ffffffff90885916 RCX: ffff888079d5bc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000381fa60 RBP: ffffc9000381f680 R08: ffffffff8141554b R09: ffffffff814140bf R10: 0000000000000003 R11: ffff888079d5bc00 R12: ffffc9000381fa68 R13: dffffc0000000000 R14: ffffc9000381f6d0 R15: 1ffff92000703ed0 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:370 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387 kasan_kmalloc include/linux/kasan.h:211 [inline] __kmalloc_cache_noprof+0x19c/0x2c0 mm/slub.c:4189 kmalloc_noprof include/linux/slab.h:681 [inline] syslog_print+0x121/0x9c0 kernel/printk/printk.c:1556 do_syslog+0x3bb/0x810 kernel/printk/printk.c:1734 __do_sys_syslog kernel/printk/printk.c:1826 [inline] __se_sys_syslog kernel/printk/printk.c:1824 [inline] __x64_sys_syslog+0x7c/0x90 kernel/printk/printk.c:1824 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1a8425ffa7 Code: 73 01 c3 48 8b 0d 81 ce 0c 00 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 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 51 ce 0c 00 f7 d8 64 89 01 48 RSP: 002b:00007ffe105eb288 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f1a843fe4a0 RCX: 00007f1a8425ffa7 RDX: 00000000000003ff RSI: 00007f1a843fe4a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: 3929ef3be654c9f2 R10: 0000000000004000 R11: 0000000000000206 R12: 00007f1a843fe4a0 R13: 00007f1a843ee212 R14: 00007f1a843fe868 R15: 00007f1a843fe868 final repro crashed as (corrupted=false): INFO: task syz.3.68:5827 blocked for more than 143 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.68 state:D stack:25424 pid:5827 tgid:5827 ppid:5791 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36cf79eb9 RSP: 002b:00007ffd4adcb368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fe36d115f80 RCX: 00007fe36cf79eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fe36cfe793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe36d115f80 R14: 00007fe36d115f80 R15: 0000000000000f17 INFO: task syz.2.69:5840 blocked for more than 143 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.69 state:D stack:26368 pid:5840 tgid:5840 ppid:5800 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc0d1b79eb9 RSP: 002b:00007ffca46f8e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc0d1d15f80 RCX: 00007fc0d1b79eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fc0d1be793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc0d1d15f80 R14: 00007fc0d1d15f80 R15: 0000000000000f17 INFO: task syz.1.70:5859 blocked for more than 144 seconds. Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.70 state:D stack:24272 pid:5859 tgid:5859 ppid:5812 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f67a8779eb9 RSP: 002b:00007ffe047700e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f67a8915f80 RCX: 00007f67a8779eb9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007f67a87e793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f67a8915f80 R14: 00007f67a8915f80 R15: 0000000000000f17 Showing all locks held in the system: 3 locks held by kworker/1:0/25: #0: ffff8880b893e998 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:560 #1: ffffc900001f7d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc900001f7d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff8880240a6240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x2d1/0x4130 drivers/net/netdevsim/fib.c:1489 1 lock held by khungtaskd/30: #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline] #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6626 2 locks held by kworker/u8:5/1018: 3 locks held by kworker/u8:6/1102: #0: ffff888030020148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888030020148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90004187d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90004187d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xd0/0x16f0 net/ipv6/addrconf.c:4194 5 locks held by kworker/u8:11/2949: #0: ffff88801b6e3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff88801b6e3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90009d27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90009d27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8fa6cb90 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594 #3: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: ieee80211_unregister_hw+0x55/0x2c0 net/mac80211/main.c:1662 #4: ffff888061dc0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:6014 [inline] #4: ffff888061dc0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_netdev_notifier_call+0x1a8/0x1490 net/wireless/core.c:1499 3 locks held by kworker/u9:1/4619: #0: ffff888077a69948 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888077a69948 ((wq_completion)hci4){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000d99fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000d99fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff888057b04d80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:327 2 locks held by getty/4978: #0: ffff8880305540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ac/0x1e00 drivers/tty/n_tty.c:2211 3 locks held by kworker/u9:3/5331: #0: ffff88805e110148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff88805e110148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90003d4fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90003d4fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffff8880562bcd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:327 1 lock held by syz.0.67/5789: #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:698 [inline] #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3510 4 locks held by syz.3.68/5827: #0: ffff888076b8cd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:481 [inline] #0: ffff888076b8cd80 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x203/0x510 net/bluetooth/hci_core.c:2698 #1: ffff888076b8c078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x572/0x11a0 net/bluetooth/hci_sync.c:5145 #2: ffffffff8fbe5228 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_disconn_cfm include/net/bluetooth/hci_core.h:1977 [inline] #2: ffffffff8fbe5228 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_conn_hash_flush+0xa6/0x240 net/bluetooth/hci_conn.c:2592 #3: ffffffff8e73d6f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:328 [inline] #3: ffffffff8e73d6f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:958 2 locks held by syz.2.69/5840: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.70/5859: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.71/5863: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.72/5870: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.73/5886: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.74/5899: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.75/5922: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.76/5952: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.77/5962: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.78/6003: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.79/6011: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.80/6024: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.81/6025: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.82/6026: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.83/6048: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.84/6081: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.85/6089: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.86/6110: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.87/6115: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.88/6126: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.89/6141: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.90/6160: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.91/6195: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.92/6200: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.93/6211: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.94/6219: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.95/6231: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.96/6263: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.4.97/6273: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.98/6298: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.2.99/6303: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.1.100/6319: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.0.101/6334: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 3 locks held by syz-executor/6358: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:35 [inline] #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:60 [inline] #1: ffffffff8faded68 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209 #2: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: ieee80211_register_hw+0x2c4e/0x3e10 net/mac80211/main.c:1518 2 locks held by syz.4.102/6368: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 7 locks held by syz-executor/6382: #0: ffff88807ac90420 (sb_writers#8){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2882 [inline] #0: ffff88807ac90420 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x227/0xc90 fs/read_write.c:586 #1: ffff88805ae08888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325 #2: ffff8880284b3698 (kn->active#56){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326 #3: ffffffff8f313d68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216 #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1094 [inline] #4: ffff88805af8f0e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1292 #5: ffff88805af8e250 (&devlink->lock_key#58){+.+.}-{3:3}, at: nsim_drv_remove+0x50/0x160 drivers/net/netdevsim/dev.c:1672 #6: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: unregister_nexthop_notifier+0x17/0x40 net/ipv4/nexthop.c:3900 2 locks held by syz.2.104/6388: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 2 locks held by syz.3.103/6395: #0: ffffffff8fadeeb0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218 #1: ffffffff8ea09ce8 (nfsd_mutex){+.+.}-{3:3}, at: nfsd_nl_listener_set_doit+0x12d/0x1a90 fs/nfsd/nfsctl.c:1956 1 lock held by syz-executor/6398: #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8fa79748 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644 ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xff4/0x1040 kernel/hung_task.c:379 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 4670 Comm: klogd Not tainted 6.11.0-rc5-syzkaller-00219-g1934261d8974 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:unwind_next_frame+0x7be/0x2a00 arch/x86/kernel/unwind_orc.c:515 Code: 84 c0 4c 8b 74 24 48 0f 85 5e 1a 00 00 88 1a 48 89 6c 24 28 0f b7 6d 00 83 e5 0f 48 89 ef 48 c7 c6 a0 3d 5a 8e e8 52 62 52 00 <83> fd 05 7f 7e 83 fd 03 48 8b 5c 24 50 0f 8f ee 00 00 00 83 fd 02 RSP: 0018:ffffc90000a18268 EFLAGS: 00000246 RAX: 0000000000000100 RBX: 0000000000000001 RCX: ffff888079d5bc00 RDX: 0000000000000008 RSI: ffffffff8e5a3da0 RDI: 0000000000000005 RBP: 0000000000000005 R08: 0000000000000005 R09: ffffffff81412f0e R10: 0000000000000008 R11: ffff888079d5bc00 R12: ffffffff9074ee3c R13: dffffc0000000000 R14: ffffc90000a18390 R15: 1ffff92000143068 FS: 00007f1a840fe380(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555641c25c8 CR3: 0000000079d98000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3988 [inline] slab_alloc_node mm/slub.c:4037 [inline] kmem_cache_alloc_node_noprof+0x16b/0x320 mm/slub.c:4080 kmalloc_reserve+0xa8/0x2a0 net/core/skbuff.c:583 __alloc_skb+0x1f3/0x440 net/core/skbuff.c:674 skb_copy+0x12b/0x820 net/core/skbuff.c:2143 mac80211_hwsim_tx_frame_no_nl+0x106b/0x18d0 drivers/net/wireless/virtual/mac80211_hwsim.c:1866 mac80211_hwsim_tx_frame+0x1cc/0x220 drivers/net/wireless/virtual/mac80211_hwsim.c:2215 mac80211_hwsim_beacon_tx+0x3bf/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2315 __iterate_interfaces+0x222/0x510 net/mac80211/util.c:772 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:808 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1770 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x1d59/0x2a00 arch/x86/kernel/unwind_orc.c:664 Code: c6 20 4c 89 f7 e8 57 1a 00 00 49 89 c6 48 8d 5d 40 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 6a 6a b6 00 4c 89 33 <43> 0f b6 04 2f 84 c0 0f 85 5a 09 00 00 44 8b 75 00 44 89 f7 8b 9c RSP: 0018:ffffc9000381f5a8 EFLAGS: 00000293 RAX: ffffffff81414211 RBX: ffffffff90885916 RCX: ffff888079d5bc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000381fa60 RBP: ffffc9000381f680 R08: ffffffff8141554b R09: ffffffff814140bf R10: 0000000000000003 R11: ffff888079d5bc00 R12: ffffc9000381fa68 R13: dffffc0000000000 R14: ffffc9000381f6d0 R15: 1ffff92000703ed0 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:370 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387 kasan_kmalloc include/linux/kasan.h:211 [inline] __kmalloc_cache_noprof+0x19c/0x2c0 mm/slub.c:4189 kmalloc_noprof include/linux/slab.h:681 [inline] syslog_print+0x121/0x9c0 kernel/printk/printk.c:1556 do_syslog+0x3bb/0x810 kernel/printk/printk.c:1734 __do_sys_syslog kernel/printk/printk.c:1826 [inline] __se_sys_syslog kernel/printk/printk.c:1824 [inline] __x64_sys_syslog+0x7c/0x90 kernel/printk/printk.c:1824 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1a8425ffa7 Code: 73 01 c3 48 8b 0d 81 ce 0c 00 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 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 51 ce 0c 00 f7 d8 64 89 01 48 RSP: 002b:00007ffe105eb288 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f1a843fe4a0 RCX: 00007f1a8425ffa7 RDX: 00000000000003ff RSI: 00007f1a843fe4a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: 3929ef3be654c9f2 R10: 0000000000004000 R11: 0000000000000206 R12: 00007f1a843fe4a0 R13: 00007f1a843ee212 R14: 00007f1a843fe868 R15: 00007f1a843fe868