Extracting prog: 3h28m28.016519493s Minimizing prog: 51m25.263716942s Simplifying prog options: 19m40.029558022s Extracting C: 5m9.126289812s Simplifying C: 0s extracting reproducer from 20 programs testing a last program of every proc single: executing 8 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-socket$inet6-setsockopt$inet6_IPV6_FLOWLABEL_MGR-setsockopt$inet6_int-sendmsg$inet6 detailed listing: executing program 0: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) program did not crash program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-ioctl$TIOCSETD-ioctl$FS_IOC_FSGETXATTR-syz_usb_connect$hid-ioctl$TIOCVHANGUP detailed listing: executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_POISON-ioctl$UFFDIO_COPY detailed listing: executing program 0: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$ethtool-socket$can_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$ETHTOOL_MSG_TSINFO_GET detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-socket$inet6-setsockopt$inet6_IPV6_FLOWLABEL_MGR-setsockopt$inet6_int-sendmsg$inet6 detailed listing: executing program 0: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$ethtool-socket$can_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$ETHTOOL_MSG_TSINFO_GET detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_POISON-ioctl$UFFDIO_COPY detailed listing: executing program 0: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-ioctl$TIOCSETD-ioctl$FS_IOC_FSGETXATTR-syz_usb_connect$hid-ioctl$TIOCVHANGUP detailed listing: executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program did not crash single: failed to extract reproducer bisect: bisecting 20 programs with base timeout 6m0s testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_vif\x00') r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000240)={0xc0000019}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f00000002c0)={0x887c5dbda147099f}) epoll_pwait(r1, &(0x7f0000000040)=[{}], 0x1, 0x5, 0x0, 0x0) executing program 3: unshare(0x26020600) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e24, @remote}, 0x16) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x81000, @empty}, 0x1c) executing program 1: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000280)={r1, r1, 0x7, 0x4, &(0x7f0000000180)="6c5f2501", 0xb, 0x4, 0x7, 0x7, 0x0, 0x2, 0x2, 'syz0\x00'}) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000000)={@fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 3: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) executing program 32: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 33: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) executing program 34: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 35: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) program crashed: INFO: task hung in rtnl_lock bisect: bisecting 20 programs bisect: split chunks (needed=false): <20> bisect: split chunk #0 of len 20 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 3: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) executing program 32: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 33: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) executing program 34: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 35: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying program crashed: lost connection to test machine suppressed program crash: lost connection to test machine bisect: testing without sub-chunk 2/3 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_vif\x00') r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000240)={0xc0000019}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f00000002c0)={0x887c5dbda147099f}) epoll_pwait(r1, &(0x7f0000000040)=[{}], 0x1, 0x5, 0x0, 0x0) executing program 3: unshare(0x26020600) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e24, @remote}, 0x16) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x81000, @empty}, 0x1c) executing program 1: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000280)={r1, r1, 0x7, 0x4, &(0x7f0000000180)="6c5f2501", 0xb, 0x4, 0x7, 0x7, 0x0, 0x2, 0x2, 'syz0\x00'}) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000000)={@fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 3: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) executing program 32: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), r0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'veth0_to_team\x00', 0x0}) sendmsg$ETHTOOL_MSG_TSINFO_GET(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)={0x28, r1, 0x6a98047402e98331, 0x4070bd29, 0x25dfdbfc, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4004110}, 0x8000) executing program 33: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) executing program 34: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 35: socket$inet_tcp(0x2, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000040)=0x5, 0x4) sendmsg$inet6(r0, &(0x7f00000000c0)={&(0x7f00000001c0)={0xa, 0x4e23, 0x80000, @local, 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="110000000000000029000000", @ANYRES16=r0], 0x18}, 0x0) program did not crash bisect: testing without sub-chunk 3/3 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_vif\x00') r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000240)={0xc0000019}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f00000002c0)={0x887c5dbda147099f}) epoll_pwait(r1, &(0x7f0000000040)=[{}], 0x1, 0x5, 0x0, 0x0) executing program 3: unshare(0x26020600) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e24, @remote}, 0x16) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x81000, @empty}, 0x1c) executing program 1: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000280)={r1, r1, 0x7, 0x4, &(0x7f0000000180)="6c5f2501", 0xb, 0x4, 0x7, 0x7, 0x0, 0x2, 0x2, 'syz0\x00'}) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000000)={@fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: split chunks (needed=true): <7>, <7> bisect: split chunk #0 of len 7 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_vif\x00') r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000240)={0xc0000019}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f00000002c0)={0x887c5dbda147099f}) epoll_pwait(r1, &(0x7f0000000040)=[{}], 0x1, 0x5, 0x0, 0x0) executing program 3: unshare(0x26020600) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e24, @remote}, 0x16) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x81000, @empty}, 0x1c) executing program 1: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000280)={r1, r1, 0x7, 0x4, &(0x7f0000000180)="6c5f2501", 0xb, 0x4, 0x7, 0x7, 0x0, 0x2, 0x2, 'syz0\x00'}) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000000)={@fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: split chunk #1 of len 7 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 3: mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x8528c000) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000280)={0x44, 0x0, &(0x7f0000000fc0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) executing program 3: ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4}) executing program 1: r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2}) ioctl$UFFDIO_POISON(r0, 0xc020aa08, &(0x7f0000000000)={{&(0x7f00003bb000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000180)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2}) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine bisect: testing without sub-chunk 2/2 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: split chunks (needed=true): <4>, <4> bisect: split chunk #0 of len 4 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5] detailed listing: executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000200)={@in6={{0xa, 0x4e24, 0x3, @loopback, 0x101}}, 0x0, 0x0, 0x48, 0x0, "8e4ed5b6cd6e3a3be2da5590ede383d2d7ac8deb4a44299f9f0cf768192aed7631289c5d29a3aa7c5c772f383a909e691eb2eddd4322253d1e303a96c995b3e2189cf625a0720ad0fdf0917e7d9e57d5"}, 0xd8) r1 = syz_open_dev$usbfs(&(0x7f0000000480), 0x76, 0x160341) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000200)) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x3, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000bfd000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000880)=[@code={0xa, 0x65, {"b9800000c00f3235010000000f30d36707650f78e0410f01c866ba6100b0bbeec7442400da000000c744240200000000ff1c24b805000000b9ea0000000f01c166450f3a22cd07440f20c03507000000440f22c0"}}], 0x65}) ioctl$KVM_RUN(r3, 0xae80, 0x0) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000240), 0xffffffff7ffffffd, 0x1ea1e2) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_freeze_timeout', 0x60f81, 0xe0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000080)={r1, 0x0, {0x0, 0x0, 0x0, 0x4, 0x195, 0x0, 0x0, 0x1e, 0xc, "faf98357e5a1149989fc8dbe83bd02b82a128bbad0099c6b00810f35000000000000000000000000000000000000000000000000000000e0ffffffffffffff00", "32d8cc26f7061a74df2cfc06c89f3d9e234b30c50997d3bef409ff2176ff7bfe55cd4a5d81cd4a524bd3ffe70c7f3f04002f7b6aa54cc50a1fcaed1e15ee3748", "715237641a8ccf162e43ac61f700000000009b4100", [0x9, 0xa]}}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x15) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r2) executing program 1: syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB="00212900000029017d611870cced50a6dc9b9baae6e4fb07347310ba"], 0x0, 0x0, 0x0, 0x0}, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r0, 0x5393, &(0x7f0000000100)=0x3) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: split chunk #1 of len 4 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5, 5] detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000080)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00220f"], 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCGPHYS(r1, 0x80404812, &(0x7f00000000c0)) executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <2>, <2> bisect: split chunk #0 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5, 5] detailed listing: executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunk #1 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5] detailed listing: executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x28482, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) ioctl$FS_IOC_FSGETXATTR(r0, 0x400455c8, 0x0) syz_usb_connect$hid(0x5, 0x0, 0x0, 0x0) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 5] detailed listing: executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock bisect: the chunk can be dropped bisect: split chunks (needed=true): <1>, <1> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: split chunk #1 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 2 programs left: executing program 1: capset(0x0, 0x0) r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r1, 0x0) bind$802154_dgram(r0, 0x0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') bisect: trying to concatenate bisect: concatenate 2 entries minimizing program #0 before concatenation testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 5] detailed listing: executing program 0: capset(0x0, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnetlink_rcv_msg testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 5] detailed listing: executing program 0: capset(0x0, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 5] detailed listing: executing program 0: capset(0x0, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [1, 5] detailed listing: executing program 0: capset(0x0, 0x0) executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 5] detailed listing: executing program 0: executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock minimized 5 calls -> 0 calls minimizing program #1 before concatenation testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 4] detailed listing: executing program 1: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) socket$nl_generic(0x10, 0x3, 0x10) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 4] detailed listing: executing program 1: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) rt_sigqueueinfo(0x0, 0x13, 0x0) ioctl$sock_SIOCBRDELBR(0xffffffffffffffff, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 4] detailed listing: executing program 1: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 3] detailed listing: executing program 1: executing program 0: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [0, 3] detailed listing: executing program 1: executing program 0: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000200)='bridge0\x00') VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying program did not crash minimized 5 calls -> 4 calls testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock bisect: concatenation succeeded found reproducer with 4 syscalls minimizing guilty program testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) socket$nl_generic(0x10, 0x3, 0x10) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) ioctl$sock_SIOCBRDELBR(0xffffffffffffffff, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock extracting C reproducer testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program did not crash testing program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock validation run: crashed=true testing program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock validation run: crashed=true testing program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$nl_generic-ioctl$sock_SIOCBRDELBR detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'veth0_to_bridge\x00'}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCBRDELBR(r1, 0x89a2, &(0x7f0000000200)='bridge0\x00') program crashed: INFO: task hung in rtnl_lock validation run: crashed=true reproducing took 5h3m26.190936919s repro crashed as (corrupted=false): INFO: task kworker/u8:1:13 blocked for more than 122 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:1 state:D stack:0 pid:13 tgid:13 ppid:2 flags:0x00004000 Workqueue: events_unbound linkwatch_event Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock+0x19/0x20 net/core/rtnetlink.c:79 linkwatch_event+0x12/0x60 net/core/link_watch.c:285 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task kworker/u8:4:373 blocked for more than 124 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:4 state:D stack:0 pid:373 tgid:373 ppid:2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock+0x19/0x20 net/core/rtnetlink.c:79 addrconf_dad_work+0xc8/0x1550 net/ipv6/addrconf.c:4234 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task syz-executor:427 blocked for more than 125 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:427 tgid:427 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fd101958fd7 RSP: 002b:00007fff1da9a180 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555564b13500 RCX: 00007fd101958fd7 RDX: 0000000000000028 RSI: 00007fd102754670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff1da9a1e4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fd102754670 R15: 0000000000000000 INFO: task syz-executor:429 blocked for more than 127 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:429 tgid:429 ppid:1 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fa786d58fd7 RSP: 002b:00007ffeb821ea20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555587f46500 RCX: 00007fa786d58fd7 RDX: 000000000000002c RSI: 00007fa787b54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffeb821ea84 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fa787b54670 R15: 0000000000000000 INFO: task syz-executor:431 blocked for more than 129 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:431 tgid:431 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fd0f6b58fd7 RSP: 002b:00007ffd5eed7bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055556bb4c500 RCX: 00007fd0f6b58fd7 RDX: 0000000000000028 RSI: 00007fd0f7954670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffd5eed7c14 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fd0f7954670 R15: 0000000000000000 INFO: task syz-executor:433 blocked for more than 130 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:433 tgid:433 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f4fb2b58fd7 RSP: 002b:00007ffe22696b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555573419500 RCX: 00007f4fb2b58fd7 RDX: 000000000000002c RSI: 00007f4fb3954670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffe22696ba4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f4fb3954670 R15: 0000000000000000 INFO: task syz-executor:436 blocked for more than 131 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:436 tgid:436 ppid:1 flags:0x00004004 final repro crashed as (corrupted=false): INFO: task kworker/u8:1:13 blocked for more than 122 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:1 state:D stack:0 pid:13 tgid:13 ppid:2 flags:0x00004000 Workqueue: events_unbound linkwatch_event Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock+0x19/0x20 net/core/rtnetlink.c:79 linkwatch_event+0x12/0x60 net/core/link_watch.c:285 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task kworker/u8:4:373 blocked for more than 124 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:4 state:D stack:0 pid:373 tgid:373 ppid:2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock+0x19/0x20 net/core/rtnetlink.c:79 addrconf_dad_work+0xc8/0x1550 net/ipv6/addrconf.c:4234 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task syz-executor:427 blocked for more than 125 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:427 tgid:427 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fd101958fd7 RSP: 002b:00007fff1da9a180 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555564b13500 RCX: 00007fd101958fd7 RDX: 0000000000000028 RSI: 00007fd102754670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff1da9a1e4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fd102754670 R15: 0000000000000000 INFO: task syz-executor:429 blocked for more than 127 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:429 tgid:429 ppid:1 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fa786d58fd7 RSP: 002b:00007ffeb821ea20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555587f46500 RCX: 00007fa786d58fd7 RDX: 000000000000002c RSI: 00007fa787b54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffeb821ea84 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fa787b54670 R15: 0000000000000000 INFO: task syz-executor:431 blocked for more than 129 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:431 tgid:431 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fd0f6b58fd7 RSP: 002b:00007ffd5eed7bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055556bb4c500 RCX: 00007fd0f6b58fd7 RDX: 0000000000000028 RSI: 00007fd0f7954670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffd5eed7c14 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fd0f7954670 R15: 0000000000000000 INFO: task syz-executor:433 blocked for more than 130 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:433 tgid:433 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:6054 [inline] __schedule+0x1496/0x20b0 kernel/sched/core.c:7867 __schedule_loop kernel/sched/core.c:7944 [inline] schedule+0xc5/0x240 kernel/sched/core.c:7959 schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8016 __mutex_lock_common kernel/locking/mutex.c:707 [inline] __mutex_lock+0x902/0x1b90 kernel/locking/mutex.c:806 __mutex_lock_slowpath+0xe/0x20 kernel/locking/mutex.c:1136 mutex_lock+0x113/0x1d0 kernel/locking/mutex.c:285 rtnl_lock net/core/rtnetlink.c:79 [inline] rtnetlink_rcv_msg+0x79e/0xa40 net/core/rtnetlink.c:6676 netlink_rcv_skb+0x24a/0x4e0 net/netlink/af_netlink.c:2545 rtnetlink_rcv+0x20/0x30 net/core/rtnetlink.c:6697 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x8bc/0xa70 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x7d1/0xad0 net/netlink/af_netlink.c:1889 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x68a/0x700 net/socket.c:2216 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xe9/0x100 net/socket.c:2224 x64_sys_call+0x2c2c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:45 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f4fb2b58fd7 RSP: 002b:00007ffe22696b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555573419500 RCX: 00007f4fb2b58fd7 RDX: 000000000000002c RSI: 00007f4fb3954670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffe22696ba4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f4fb3954670 R15: 0000000000000000 INFO: task syz-executor:436 blocked for more than 131 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:436 tgid:436 ppid:1 flags:0x00004004