349, &(0x7f0000000040)={0x8, 0x3, 0x9}) mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000280)='sysfs\x00', 0x0, 0x0) mount(0x0, &(0x7f0000000240)='./file0\x00', 0x0, 0x48020, 0x0) [ 829.850862] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 829.864418] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 829.888933] FAULT_INJECTION: forcing a failure. [ 829.888933] name failslab, interval 1, probability 0, space 0, times 0 [ 829.903533] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 829.913131] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=528 comm=syz-executor.0 [ 829.933372] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 829.947951] CPU: 0 PID: 535 Comm: syz-executor.4 Not tainted 4.19.114-syzkaller #0 [ 829.955982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.966242] Call Trace: [ 829.968870] dump_stack+0x188/0x20d [ 829.972905] should_fail.cold+0xa/0x1b [ 829.976929] ? __netlink_lookup+0x36e/0x700 [ 829.981378] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 829.986652] __should_failslab+0x115/0x180 [ 829.991100] should_failslab+0x5/0xf [ 829.994846] kmem_cache_alloc+0x44/0x710 [ 829.998946] ? lock_acquire+0x170/0x400 [ 830.003061] ? netlink_deliver_tap+0x146/0xb90 [ 830.007679] skb_clone+0x14f/0x3d0 [ 830.011257] netlink_deliver_tap+0x959/0xb90 [ 830.015707] netlink_unicast+0x547/0x6a0 [ 830.019808] ? netlink_attachskb+0x710/0x710 [ 830.024385] netlink_sendmsg+0x80b/0xcd0 [ 830.028488] ? netlink_unicast+0x6a0/0x6a0 [ 830.032773] ? move_addr_to_kernel.part.0+0x110/0x110 [ 830.038013] ? netlink_unicast+0x6a0/0x6a0 [ 830.042379] sock_sendmsg+0xcf/0x120 [ 830.046409] ___sys_sendmsg+0x803/0x920 [ 830.050780] ? copy_msghdr_from_user+0x410/0x410 [ 830.056287] ? __fget+0x319/0x510 [ 830.059782] ? lock_downgrade+0x740/0x740 [ 830.064226] ? check_preemption_disabled+0x41/0x280 [ 830.069281] ? __fget+0x340/0x510 [ 830.073455] ? iterate_fd+0x350/0x350 [ 830.079776] ? vfs_write+0x2e6/0x550 [ 830.083721] ? __fget_light+0x1d1/0x230 [ 830.087734] __sys_sendmsg+0xec/0x1b0 [ 830.091667] ? __ia32_sys_shutdown+0x70/0x70 [ 830.096201] ? vfs_write+0x15b/0x550 [ 830.099962] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 830.104740] ? trace_hardirqs_off_caller+0x55/0x210 [ 830.109962] ? do_syscall_64+0x21/0x620 [ 830.113968] do_syscall_64+0xf9/0x620 [ 830.118064] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.123277] RIP: 0033:0x45c889 [ 830.126942] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 14:53:38 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) setsockopt$bt_BT_CHANNEL_POLICY(r1, 0x112, 0xa, &(0x7f0000000040)=0x1, 0x4) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0xa, 0xe, &(0x7f0000001840)=ANY=[@ANYBLOB="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"], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0xfffffffffffffd00}, 0x48) [ 830.147395] RSP: 002b:00007fda3eca8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 830.155225] RAX: ffffffffffffffda RBX: 00007fda3eca96d4 RCX: 000000000045c889 [ 830.163130] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 830.173347] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 830.182525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 830.189866] R13: 00000000000009fd R14: 00000000004ccb8d R15: 0000000000000002 14:53:38 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xe, 0xffff}}}, 0x24}}, 0x0) [ 830.342122] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:38 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) 14:53:38 executing program 4 (fault-call:10 fault-nth:3): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket(0xa, 0x2, 0x0) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000080)={0x0, 0x9, 0x4, 0x800, 0x80, {0x77359400}, {0x2, 0x2, 0x5, 0xf9, 0x1, 0x1}, 0x4, 0x2, @userptr=0x7ff, 0x1002, 0x0, r2}) ioctl$UI_SET_EVBIT(r3, 0x40045564, 0xd) setsockopt$inet_int(r1, 0x0, 0x8, &(0x7f0000000040)=0xd3, 0x4) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000140)={0x0, @rand_addr, @initdev}, &(0x7f0000000180)=0xc) sendmsg$inet6(r0, &(0x7f0000000240)={&(0x7f0000000000)={0xa, 0x4e21, 0x0, @ipv4={[], [], @multicast1}}, 0x1c, 0x0, 0x0, &(0x7f00000003c0)=[@pktinfo={{0x24, 0x29, 0x32, {@ipv4, r4}}}], 0x28}, 0x0) 14:53:38 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 830.887265] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 830.906504] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=585 comm=syz-executor.0 [ 830.933859] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 830.943061] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 830.963129] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 830.973419] FAULT_INJECTION: forcing a failure. [ 830.973419] name failslab, interval 1, probability 0, space 0, times 0 [ 830.991658] CPU: 1 PID: 620 Comm: syz-executor.4 Not tainted 4.19.114-syzkaller #0 [ 831.002887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.018649] Call Trace: [ 831.023441] dump_stack+0x188/0x20d [ 831.030792] should_fail.cold+0xa/0x1b [ 831.038339] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 831.047618] ? __lock_is_held+0xad/0x140 [ 831.053548] __should_failslab+0x115/0x180 [ 831.059129] should_failslab+0x5/0xf [ 831.064277] kmem_cache_alloc_trace+0x2c6/0x7a0 [ 831.071314] ? find_held_lock+0x2d/0x110 [ 831.076140] ? dev_map_notification+0x2b9/0x3d0 [ 831.082297] netdevice_event+0x1b9/0x7b0 [ 831.087330] ? update_gid_event_work_handler+0xb0/0xb0 [ 831.093019] ? _roce_del_all_netdev_gids+0x30/0x30 [ 831.098710] ? roce_gid_type_mask_support+0xf0/0xf0 [ 831.104355] ? dev_map_notification+0x31/0x3d0 [ 831.109408] ? __lock_is_held+0xad/0x140 [ 831.114282] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 831.121023] notifier_call_chain+0xc0/0x230 [ 831.126402] ? veth_disable_xdp+0x7b0/0x7b0 [ 831.131451] rollback_registered_many+0x7bc/0xc40 [ 831.136588] ? generic_xdp_install+0x3c0/0x3c0 [ 831.141436] ? vprintk_emit+0x1d0/0x6e0 [ 831.145726] unregister_netdevice_many.part.0+0x16/0x1e0 [ 831.151652] unregister_netdevice_many+0x36/0x50 [ 831.156952] rtnl_delete_link+0xdb/0x130 [ 831.161240] ? rtnl_link_register+0xe0/0xe0 [ 831.166042] ? nla_parse+0x1f3/0x2f0 [ 831.169975] rtnl_dellink+0x373/0x8b0 [ 831.173819] ? finish_task_switch+0x118/0x780 [ 831.180773] ? rtnl_link_get_net_capable.constprop.0+0x230/0x230 [ 831.190379] ? __mutex_lock+0xa67/0x1300 [ 831.198333] ? __lock_is_held+0xad/0x140 [ 831.204437] ? rtnl_link_get_net_capable.constprop.0+0x230/0x230 [ 831.213461] rtnetlink_rcv_msg+0x453/0xaf0 [ 831.219522] ? rtnetlink_put_metrics+0x520/0x520 [ 831.225236] ? netdev_pick_tx+0x2f0/0x2f0 [ 831.229658] ? __copy_skb_header+0x2c0/0x510 [ 831.234719] ? sock_spd_release+0x270/0x270 [ 831.239891] netlink_rcv_skb+0x160/0x410 [ 831.244612] ? rtnetlink_put_metrics+0x520/0x520 [ 831.249995] ? netlink_ack+0xa60/0xa60 [ 831.255070] netlink_unicast+0x4d7/0x6a0 [ 831.260163] ? netlink_attachskb+0x710/0x710 [ 831.266832] netlink_sendmsg+0x80b/0xcd0 [ 831.271790] ? netlink_unicast+0x6a0/0x6a0 [ 831.277885] ? move_addr_to_kernel.part.0+0x110/0x110 [ 831.285698] ? netlink_unicast+0x6a0/0x6a0 [ 831.292005] sock_sendmsg+0xcf/0x120 [ 831.298262] ___sys_sendmsg+0x803/0x920 [ 831.305213] ? copy_msghdr_from_user+0x410/0x410 [ 831.311991] ? __fget+0x319/0x510 [ 831.316544] ? lock_downgrade+0x740/0x740 [ 831.323682] ? check_preemption_disabled+0x41/0x280 [ 831.328829] ? __fget+0x340/0x510 [ 831.333927] ? iterate_fd+0x350/0x350 [ 831.340416] ? vfs_write+0x2e6/0x550 [ 831.346804] ? __fget_light+0x1d1/0x230 [ 831.352037] __sys_sendmsg+0xec/0x1b0 [ 831.356399] ? __ia32_sys_shutdown+0x70/0x70 [ 831.360986] ? vfs_write+0x15b/0x550 [ 831.365233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 831.371364] ? trace_hardirqs_off_caller+0x55/0x210 [ 831.378346] ? do_syscall_64+0x21/0x620 [ 831.384929] do_syscall_64+0xf9/0x620 [ 831.390037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 831.397228] RIP: 0033:0x45c889 [ 831.401171] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 831.429550] RSP: 002b:00007fda3ec45c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 14:53:39 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000200)='./bus\x00', 0x130) mkdir(&(0x7f00000001c0)='./bus\x00', 0x104) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./file1,lowerdir=./bus,workdir=./file0,nfs_export=on']) chdir(&(0x7f0000000180)='./bus\x00') chdir(&(0x7f0000000840)='./bus\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$EVIOCGSND(r1, 0x8040451a, &(0x7f0000000300)=""/182) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) [ 831.439241] RAX: ffffffffffffffda RBX: 00007fda3ec466d4 RCX: 000000000045c889 [ 831.447867] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 831.456055] RBP: 000000000076c0e0 R08: 0000000000000000 R09: 0000000000000000 [ 831.465275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 831.473628] R13: 00000000000009fd R14: 00000000004ccb8d R15: 0000000000000003 14:53:39 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0x88480000, @dev}}}}}}, 0x2a) [ 831.545433] overlayfs: failed to resolve './file0': -2 14:53:39 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r4) 14:53:39 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:39 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xf, 0xffff}}}, 0x24}}, 0x0) 14:53:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 831.601406] overlayfs: failed to resolve './file0': -2 14:53:39 executing program 2: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) 14:53:39 executing program 2: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) [ 831.919673] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 831.967107] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:40 executing program 2: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) [ 832.295750] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 832.306194] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 832.320682] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=662 comm=syz-executor.0 14:53:40 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:40 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x1000000010, 0x80002, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r7 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r7, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r9 = dup(r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) ioctl$TIOCCBRK(r9, 0x5428) connect$inet6(r7, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r7, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000480)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="000000000000000028001200090001007665746800000000180002001400010000000000", @ANYRES16=r7, @ANYBLOB="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"], 0x5}}, 0x4000) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000200", @ANYRES32=r6, @ANYBLOB="00000800ffffffff000000000900010068667363000000000800020000000000"], 0x38}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000073c0)=@deltfilter={0x24, 0x24, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {0x0, 0x8}, {0x0, 0x8}}}, 0x24}, 0x8}, 0x0) 14:53:40 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x10, 0xffff}}}, 0x24}}, 0x0) 14:53:40 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0x88640000, @dev}}}}}}, 0x2a) 14:53:40 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 832.508552] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:40 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)) [ 832.557775] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1857 sclass=netlink_route_socket pig=744 comm=syz-executor.2 [ 832.727587] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 832.738900] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:40 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 832.781117] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=752 comm=syz-executor.0 14:53:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x3, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x2, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = socket(0x15, 0x80005, 0x0) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x0, 0x0, @loopback}, 0x1c) sendto$inet6(r1, 0x0, 0x64, 0x0, &(0x7f0000000240)={0xa, 0x4e22, 0x0, @remote}, 0xfffffffffffffe92) recvfrom$inet6(r1, 0x0, 0x56, 0x0, &(0x7f0000000040)={0xa, 0x0, 0x0, @empty}, 0x719000) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x100, 0x4) r2 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$MON_IOCG_STATS(r2, 0x80089203, &(0x7f0000000180)) r3 = socket(0x9, 0x80005, 0x100000) r4 = socket$inet(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x12, &(0x7f0000000000), 0x4) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r4, 0x8982, &(0x7f00000000c0)={0x1, 'vlan1\x00', {}, 0x22}) bind$inet6(r3, &(0x7f0000000140)={0xa, 0x0, 0x6, @ipv4={[], [], @multicast1}}, 0x1c) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$BLKRAGET(r5, 0x1263, &(0x7f0000000100)) sendto$inet6(r3, 0x0, 0x0, 0x0, &(0x7f0000000240)={0xa, 0x0, 0x0, @loopback}, 0x1c) recvfrom$inet6(r3, 0x0, 0x0, 0x0, 0x0, 0x0) 14:53:41 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x60, 0xffff}}}, 0x24}}, 0x0) [ 833.302707] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=782 comm=syz-executor.2 [ 833.315189] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 833.326230] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=743 comm=syz-executor.4 [ 833.392902] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 833.406389] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:41 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x2, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:41 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000080)) sendto$inet6(r2, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r2, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r2, 0x0, 0x101420000a77, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) 14:53:41 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 834.106930] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 834.148435] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 834.158069] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=797 comm=syz-executor.0 14:53:42 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0x88a8ffff, @dev}}}}}}, 0x2a) 14:53:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xf0, 0xffff}}}, 0x24}}, 0x0) [ 834.224474] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=810 comm=syz-executor.4 14:53:42 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:42 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:42 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x3, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:42 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r2, 0x40c, &(0x7f0000000080)) sendto$inet6(r1, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r1, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) splice(r0, 0x0, r1, 0x0, 0x101420000a77, 0x0) [ 834.739380] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 834.754809] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 834.760709] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=864 comm=syz-executor.0 [ 834.762424] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x300, 0xffff}}}, 0x24}}, 0x0) 14:53:42 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 834.873228] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=863 comm=syz-executor.4 14:53:42 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:42 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0x88caffff, @dev}}}}}}, 0x2a) 14:53:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x600, 0xffff}}}, 0x24}}, 0x0) [ 834.915252] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:42 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:42 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x300, 0xffff}}}, 0x24}}, 0x0) 14:53:42 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000080)) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 835.413780] nla_parse: 11 callbacks suppressed [ 835.413789] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 835.446137] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 835.454836] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000080)) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:43 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) [ 835.472245] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 835.481136] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:43 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xa00, 0xffff}}}, 0x24}}, 0x0) 14:53:43 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x10, 0xffff}}}, 0x24}}, 0x0) [ 835.574179] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 835.599304] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:43 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0x89060000, @dev}}}}}}, 0x2a) 14:53:43 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x5, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000080)) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 835.683136] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:43 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000080)) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 835.835017] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 835.850098] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 835.872813] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000080)) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:43 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 835.972478] selinux_nlmsg_perm: 3 callbacks suppressed [ 835.972492] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=999 comm=syz-executor.0 [ 836.000643] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:43 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) socket$nl_route(0x10, 0x3, 0x0) socket$vsock_stream(0x28, 0x1, 0x0) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f0000000140)=@file={0x0, './file0\x00'}, 0x6e, 0x0}, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000140)="24002e971e0007", 0x7}, {&(0x7f00000001c0)="6508f05d7af645b0756f814705e5681e60f0793900986ece5e2c4b75bd8b023be59b582354be1c06bc6cf80a0fa293235f9bac98c0b9c4011480fc05746b141935b42672c7722615d70ee8192465808f6e5c7750ac774b22d9b33a2cee389be78615459e476f356bc47846ec268975a260703c78fc95b4ffe2bc9b545a83afaf2f4eb334dfb06aa79790be11f248911c26e95fa2c4af7d4fa8c598175eaba897f39a62b4776ab4c49e7c870a", 0xac}], 0x2}, 0x4000) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0xfcfa) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x200000040000a361, 0x0) 14:53:43 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) [ 836.045024] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:44 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xc00, 0xffff}}}, 0x24}}, 0x0) 14:53:44 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @empty}}, 0x1c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 836.464778] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1002 comm=syz-executor.4 [ 836.488533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 836.503654] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 836.523435] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:44 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xffffa888, @dev}}}}}}, 0x2a) 14:53:44 executing program 2: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000140)="0f05", 0x2}], 0x1, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0x0, 0x7c}, 0x20) ptrace$setopts(0x4206, r0, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) tkill(r0, 0xd) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) setsockopt$netrom_NETROM_T4(r2, 0x103, 0x6, &(0x7f0000000000)=0x7fff, 0x4) 14:53:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:44 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) socket$inet6(0xa, 0x1, 0x8010000000000084) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:44 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xe00, 0xffff}}}, 0x24}}, 0x0) [ 836.852717] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 836.865732] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1093 comm=syz-executor.0 14:53:44 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000041c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f0000000200)={0xa, 0x404e20}, 0x1c) listen(r0, 0x400000001ffffffd) ioctl$SNDCTL_DSP_SUBDIVIDE(0xffffffffffffffff, 0xc0045009, &(0x7f0000000380)) r1 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r1, &(0x7f0000000180)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) accept4(r0, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r3, 0x84, 0x16, &(0x7f0000000000)={0x6, [0x5, 0x20, 0xbb6a, 0x101, 0x38, 0x0]}, 0x10) socket$inet6(0xa, 0x0, 0x1) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 837.136694] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:45 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 837.479423] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 837.514544] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1133 comm=syz-executor.0 [ 837.597009] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1126 comm=syz-executor.4 14:53:45 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xffffca88, @dev}}}}}}, 0x2a) 14:53:45 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xf00, 0xffff}}}, 0x24}}, 0x0) 14:53:45 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:45 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 837.882708] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:45 executing program 1: pipe(&(0x7f0000000040)) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 838.222236] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 838.235300] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1196 comm=syz-executor.0 14:53:46 executing program 2: ustat(0x80, &(0x7f0000000000)) bind$alg(0xffffffffffffffff, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000600)=ANY=[@ANYBLOB="2000000011000d04000000000000000010000000", @ANYBLOB="040000000000138155065c86bea9548171c1f6d1a4baf508c8339d409559c76463020ba8e36e971ffe7bc2be446a2d7e663d3b15924158f1835e2475d78012e6fff16e793330f84d61c5797094e67da1fb9c787ff4e9f24f0c5b18ad52b897157db7a7c22f429958f285e1188341baebbbd94f1566b87ec6492d0b0aefe3bc0e766e2b23ea91a40bd87b958d3add1c816607b630817de305e88faa64cde8f3d249e689ea52aeaf"], 0x2}}, 0x0) socket$packet(0x11, 0x3, 0x300) sendmsg$IPVS_CMD_SET_INFO(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x24, 0x0, 0x200, 0x70bd29, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x4011) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000600)=ANY=[@ANYBLOB, @ANYRES32], 0x2}}, 0x0) sendmsg$NL80211_CMD_DEL_MPATH(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x1}, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000040), 0x0) write$UHID_DESTROY(0xffffffffffffffff, 0x0, 0x0) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000740)='/dev/vcsa\x00', 0x80202, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000780)=0x400, 0x4) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ocfs2_control(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$IOC_PR_RELEASE(r1, 0x401070ca, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x8, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x8}, [@IFLA_OPERSTATE={0x8, 0xa, 0x10}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5e}, 0x0) 14:53:46 executing program 1: pipe(&(0x7f0000000040)) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:46 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:46 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x3f00, 0xffff}}}, 0x24}}, 0x0) [ 838.336759] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1214 comm=syz-executor.4 14:53:46 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x8, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:46 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xffffdd86, @dev}}}}}}, 0x2a) 14:53:46 executing program 1: pipe(&(0x7f0000000040)) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 838.503372] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:46 executing program 1: pipe(&(0x7f0000000040)) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:46 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 838.639265] team0: Device ipvlan1 failed to register rx_handler 14:53:46 executing program 1: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:46 executing program 1: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 839.202845] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1318 comm=syz-executor.0 14:53:47 executing program 1: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 839.243419] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1322 comm=syz-executor.4 14:53:47 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:47 executing program 2: mkdir(&(0x7f0000000200)='./file0\x00', 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x1ff) setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f00000000c0)={{0xa, 0x4e22, 0x80000001, @loopback, 0x10000}, {0xa, 0x4e24, 0x9, @loopback, 0xef69}, 0x9, [0x101, 0x6, 0x1, 0x9, 0x8, 0x3f, 0x1009a, 0x2]}, 0x5c) mount$fuse(0x20000000, &(0x7f0000000040)='./file0\x00', 0x0, 0x807284, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) ptrace$setregs(0xf, r0, 0x80, &(0x7f0000000380)="31c9424bcccfbb53c869a9252cc2385e891df4b477ae6c1db138e1402bad4201a97a33fac1526622db3aff0c4e5595b8c417a5a2bead0e403588e2d2f99aeed7d148dc2cbd25b280c75e902162bdad60c75aac359111ec") perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x96, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000180), 0xc}, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x1000000000000000}, r0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000000280)='./file0\x00', 0x0, 0x19) r2 = openat$cgroup_procs(r1, &(0x7f0000000340)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r2, &(0x7f0000000080), 0x12) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) openat$cgroup_procs(0xffffffffffffffff, 0x0, 0x2, 0x0) accept$ax25(0xffffffffffffffff, &(0x7f0000000540)={{0x3, @default}, [@remote, @bcast, @remote, @rose, @default, @rose, @bcast, @bcast]}, &(0x7f0000000500)=0x5) socket(0x2000000000000021, 0x0, 0x10000000000002) stat(&(0x7f00000005c0)='\x00', &(0x7f0000000600)) socket$inet_udp(0x2, 0x2, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f00000004c0)={&(0x7f0000000480)='./file0\x00', 0x0, 0x8}, 0x10) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) accept4$inet6(r3, &(0x7f0000000300), &(0x7f0000000240)=0xfffffffffffffe69, 0x800) r4 = openat$cgroup_int(r1, &(0x7f0000000140)='cpuset.sched_load_balance\x00', 0x2, 0x0) sendfile(r4, r2, 0x0, 0x100000700) [ 839.466986] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:47 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:47 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x5865, 0xffff}}}, 0x24}}, 0x0) 14:53:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xa, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:47 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:47 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xfffff000, @dev}}}}}}, 0x2a) [ 839.993877] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 840.021289] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1368 comm=syz-executor.0 14:53:47 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:47 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x6000, 0xffff}}}, 0x24}}, 0x0) 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(0xffffffffffffffff, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:48 executing program 2: syz_emit_ethernet(0x72, &(0x7f0000000000)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff08004800006400000000002f9078ac141400ac1e0001440c07037f000001000000000420880b0000000000000800000086dd080088be00000000100000000100000000000000080022eb00000000200000000200000000000000000000000800655800000000d4aa7dcbf7d4c08488cb785196ef813b3853fa502975941766506582e9601c2a80c332480815cdbe911654ceb8588b13548539ce5d978e1ef43c"], 0x0) 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 840.327160] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 840.338704] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:48 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000000800)=[{{0x0, 0x0, 0x0}}, {{&(0x7f00000003c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000080)=""/23, 0x17}, {&(0x7f0000000900)=""/221, 0xdd}], 0x2, &(0x7f0000000440)=""/106, 0x6a}, 0x3}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x2000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$sg(0x0, 0x0, 0x163882) openat$rdma_cm(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, 0x0, 0x0) socket$inet(0x2, 0x2000000080002, 0x0) r0 = socket$inet(0x2, 0x2000000080002, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000280)=@broute={'broute\x00', 0x20, 0x2, 0x238, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200005c0], 0x0, 0x0, &(0x7f0000000bc0)=ANY=[@ANYBLOB="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"]}, 0x2f2) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x0, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000100], 0x2, 0x0, &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffc}, {0x0, '\x00', 0x0, 0xffffffffffffffff}]}, 0x108) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/snapshot\x00', 0x8040, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x1, 0x5e, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000b40], 0x2, 0x0, &(0x7f0000000b40)=ANY=[@ANYBLOB="000000000000000000000000000000000000000000000000ffffffff00000000000000000000000000000000000000000000a823a126ecf7485b0000000000000000000000000000fcffffff00eaffffffffffffff000000000000000000"]}, 0xd6) sendto$inet6(0xffffffffffffffff, &(0x7f00000005c0)="9000000018001f15b9409b0dffff00000200be7802000605000003007400040001380000fac8388827a685a168d0bf46d32345653600648dcaaf6c26c291214549935ade4a460c89b6ec0cff3959547f509058ba86c902000000000000000400160012000a00000000000000000000000001000000f31ae9e086ceb6ac62bb944cf2e79be6aba4183b00000000000000", 0x90, 0x0, 0x0, 0x0) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000040)=0x1020008) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @remote}, 0x1c) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$setstatus(r2, 0x4, 0x44800) ioctl$USBDEVFS_REAPURB(0xffffffffffffffff, 0x4008550c, &(0x7f0000000500)) 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 840.894803] nla_parse: 14 callbacks suppressed [ 840.894812] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 840.920543] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 840.934133] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:48 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x6558, 0xffff}}}, 0x24}}, 0x0) 14:53:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xc, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:48 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xffffffff, @dev}}}}}}, 0x2a) 14:53:48 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:48 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 841.053732] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:48 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 841.245004] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 841.308338] selinux_nlmsg_perm: 2 callbacks suppressed [ 841.308354] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1486 comm=syz-executor.0 14:53:49 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000000800)=[{{0x0, 0x0, 0x0}}, {{&(0x7f00000003c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000080)=""/23, 0x17}, {&(0x7f0000000900)=""/221, 0xdd}], 0x2, &(0x7f0000000440)=""/106, 0x6a}, 0x3}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x2000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$sg(0x0, 0x0, 0x163882) openat$rdma_cm(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, 0x0, 0x0) socket$inet(0x2, 0x2000000080002, 0x0) r0 = socket$inet(0x2, 0x2000000080002, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000280)=@broute={'broute\x00', 0x20, 0x2, 0x238, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200005c0], 0x0, 0x0, &(0x7f0000000bc0)=ANY=[@ANYBLOB="000000000000000000000000000000000000000000000000000000000000000018e0000000000000feffffff01000000110000000000000081006263736630000000000800000000000073697430000002000000ffff00000000626f6e64300000000000000000000000766574382d863573e35cea0000000000ffffffffffff0000000000000000000000000000000000000000d0000000d000000000010000766c616e000000ff030000000000000000000000000000000000000000000000080000000000007f0000000200000100766c616e000000000000000000000000000000000000000000000000000000000800000000000000000000000000000041554449540000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000feffffff01000000030000000000000000006970365f76746930000000000000000073797a6b616c6c6572300000000000006263736630000000000000000000000076657468305f746f5f7465616d000000aaaaaaaaaabb030000000000aaaaaaaaaaaa00000000000000007000000070000000a8000000646e6174000000000000000000000000000000000000000000000000000000001000000000000000aaaaaaaaaaaa0000fcffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000002000000ffffffff000000009007bd3c48155b2500ab29f7a6353dcf056e51a7652c2c6c8d99d1b50bbc0b9fba11f64b3d7f8b389959745934f7cd7417f8f0b2f7cdd77d7e9986fd7737231c65e0"]}, 0x2f2) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x0, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000100], 0x2, 0x0, &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffc}, {0x0, '\x00', 0x0, 0xffffffffffffffff}]}, 0x108) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/snapshot\x00', 0x8040, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x1, 0x5e, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000b40], 0x2, 0x0, &(0x7f0000000b40)=ANY=[@ANYBLOB="000000000000000000000000000000000000000000000000ffffffff00000000000000000000000000000000000000000000a823a126ecf7485b0000000000000000000000000000fcffffff00eaffffffffffffff000000000000000000"]}, 0xd6) sendto$inet6(0xffffffffffffffff, &(0x7f00000005c0)="9000000018001f15b9409b0dffff00000200be7802000605000003007400040001380000fac8388827a685a168d0bf46d32345653600648dcaaf6c26c291214549935ade4a460c89b6ec0cff3959547f509058ba86c902000000000000000400160012000a00000000000000000000000001000000f31ae9e086ceb6ac62bb944cf2e79be6aba4183b00000000000000", 0x90, 0x0, 0x0, 0x0) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000040)=0x1020008) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @remote}, 0x1c) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) fcntl$setstatus(r2, 0x4, 0x44800) ioctl$USBDEVFS_REAPURB(0xffffffffffffffff, 0x4008550c, &(0x7f0000000500)) 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, 0x0, 0x0) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, 0x0, 0x0) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 841.881930] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 841.895542] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:49 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x8100, 0xffff}}}, 0x24}}, 0x0) [ 841.922648] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1510 comm=syz-executor.4 [ 841.934941] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 841.956217] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:49 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xe, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:49 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x17}}}}}}}, 0x2a) 14:53:49 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:49 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, 0x0, 0x0) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 842.098286] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 842.152043] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1562 comm=syz-executor.0 [ 842.163540] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:50 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:50 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x1d7) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000340)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002011400010000000000", @ANYRES32=0x0, @ANYBLOB="0000000000c76f4503775e3a23a7073ab87e54d66704d2654729"], 0x48}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000280)=@ipv6_newroute={0x94, 0x18, 0x20, 0x70bd25, 0x25dfdbfc, {0xa, 0x0, 0x0, 0x80, 0xff, 0x1, 0xc8, 0xe4f5a00a065c3f78}, [@RTA_PREF={0x5, 0x14, 0xfd}, @RTA_ENCAP_TYPE={0x6, 0x15, 0x6}, @RTA_PREF={0x5}, @RTA_ENCAP_TYPE={0x6, 0x15, 0x4}, @RTA_MARK={0x8, 0x10, 0xfffffffa}, @RTA_METRICS={0x4f, 0x8, 0x0, 0x1, "f9b2e7d12db70ec9b8e72950b11a597ef01fe89d9f28e23ffc4ee5cec5a3c1f182b506b86896ea2d918f0684601d3276e60fa59e57c227a9efe597afb2f726d3f5cfb1ba6c8565d31d302a"}]}, 0x94}}, 0x0) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x492492492492805, 0x0) [ 842.289435] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:50 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:50 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:50 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:50 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:50 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xf000, 0xffff}}}, 0x24}}, 0x0) [ 842.728953] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:50 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 842.804825] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 842.879301] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1570 comm=syz-executor.4 [ 842.903175] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:50 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x10, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:51 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x17}}}}}}}, 0x2a) 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:51 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:51 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0xffff, 0xffff}}}, 0x24}}, 0x0) 14:53:51 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 843.244972] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 843.363193] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1648 comm=syz-executor.4 14:53:51 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x48, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 843.406278] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:51 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:51 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040), 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 843.597413] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1669 comm=syz-executor.0 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 843.973333] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:51 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) 14:53:51 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:51 executing program 2: mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x6900) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) fallocate(r1, 0x0, 0x0, 0x1000f3) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000003200)=[{{&(0x7f00000012c0), 0x10, 0x0}}], 0x1, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_CQ_GET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB="500000000c14000226bd7000ffdbdf250800010001000000080001000000000008003d0001000000"], 0x1}, 0x1, 0x0, 0x0, 0x4000}, 0x40) ftruncate(r0, 0x8200) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0xdf}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_type(r0, &(0x7f0000000200)='threaded\x00', 0x175d900f) getresuid(&(0x7f0000004180), 0x0, 0x0) 14:53:51 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:51 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}}}, 0x24}}, 0x0) 14:53:51 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4c, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 844.043184] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1696 comm=syz-executor.4 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 844.441323] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 844.448595] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 844.499507] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1765 comm=syz-executor.0 14:53:52 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000000c0)='bbr\x00', 0x4) statx(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x4000, 0x400, &(0x7f0000001540)={0x0, 0x0, 0x0, 0x0, 0x0}) syz_mount_image$f2fs(&(0x7f0000000000)='f2fs\x00', &(0x7f0000000040)='./file0\x00', 0xb2, 0x6, &(0x7f0000001480)=[{&(0x7f0000000100)="f338d03241f0718df4f13e448468fbe61471e3d965a198f056aa24e9be583cbd0084c1c52517e9ca2b63862fe304035e38ca6b51b59b163178a09d3368301d7a9205fc926951bfe1a7de7575ade3872efcf7ebe0", 0x54, 0x60}, {&(0x7f0000000180)="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", 0x1000, 0xff}, {&(0x7f0000001180)="71450c43aefd4e9973693999e3af8f0911757ecb557e2da907912d10c963fe95ff26ce7c5cafba3aa3bd47e698c24a2c5da0a1d2520fa212ec258049e7a24344d20328ea1792b8caf0475c40de46e5d967a9f5a5c8df691907e6bde97b2df07fd50564bd3159901ce1d4838e", 0x6c, 0xfffffffffffffe01}, {&(0x7f0000001200)="4d5910c838d2c4ca1f9daa22e4f7d7f17b5670a6f1f67cdc1903bea1b91e79ae8e48e55c16b59bfc7df86b19e3b699e1e6db7081d90e43abd4506b5e04da209d745d69313c07bad0567b059375326cc80478ec66dd75b74a6e300bfe89fdaf032d79cde17ead657cdb887c29e231639317ee96fa588f1a86cc89a1fbafe9ec89341c9d6d243e4ac1a478f76282191de208596252e2a6998e3c8d81d1a264ad14822a1d7f4d18cc603f81db427023498b5b4136c1be411a090b922d83670bdffe38bb69daf23cac35e2d989614833bdd79d33b0578df8bdd4a327c3642dabe6d0eb90cd", 0xe3, 0x800}, {&(0x7f0000001300)="763e24052f214104f0d8df5f2b280a6d5357278a8f94d3633b7a6c571a0f5defa6d0817c574b66f2ece15271b91f0adb1c7d42e88bdc79bd1049565ce2e51d7c3c271637a59e778013fb9abe28406aa9eeb8b80fdab9b1ef2dc2ffccd3bb1f350833b48d16283596fca3d344f17bf1a379047d4768b7f1fda37bac6179ef84eba630eb26ad2dbd1ebab0207cfdf523a1cdbd8358e50b19e46911deefccdbc78679f06caf57b8fb34", 0xa8, 0x273ccb24}, {&(0x7f00000013c0)="5fabff81774eee0a9232334add3fec393e5afb0a31cf5f4cb88216ffec4ee2e6b4b1b518f0297f7a612cffa02cdcf6c612683f0f08d43860c693f87e169c0c59268d7c9b983d7dd9ec41156ccfa7dca8346a5ff9079e754d2442a4f5c474cbbc51af36b36f14b93cddf42b4ed9e9b007e2c533511a49d33cb78377afffc1f8e0248f4371e73cd48395b68c2333c5330ffab27c24d6feef", 0x97, 0x3}], 0x2000000, &(0x7f0000001640)={[{@background_gc_off='background_gc=off'}, {@fastboot='fastboot'}, {@noinline_data='noinline_data'}, {@quota='quota'}, {@user_xattr='user_xattr'}, {@data_flush='data_flush'}], [{@appraise='appraise'}, {@smackfsfloor={'smackfsfloor', 0x3d, 'bbr\x00'}}, {@fowner_eq={'fowner', 0x3d, r3}}, {@context={'context', 0x3d, 'root'}}]}) sendto$inet6(r0, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2}, 0x1c) 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 844.877118] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0xbbcccffc) [ 844.925511] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 844.935705] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 844.943215] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 844.953123] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock [ 844.962777] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0xbbcccffc) [ 844.987282] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 845.001078] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 845.020690] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock 14:53:52 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x2}}}}}}}, 0x2a) 14:53:52 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}}, 0x0) 14:53:52 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:52 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x60, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 845.250004] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1836 comm=syz-executor.0 [ 845.309283] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:53 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x2}}}, 0x24}}, 0x0) [ 845.670239] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0xbbcccffc) [ 845.680440] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 845.680527] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1855 comm=syz-executor.4 [ 845.699142] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:53 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x802, 0x88) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000200)={0x0, 0x80, 0x8}, 0x8) sendmsg$kcm(r0, &(0x7f0000000240)={&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x0, @mcast2, 0x9}, 0x80, 0x0, 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0x38}, 0x8000) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f0000000100)=@nl=@unspec={0x871f000000000000, 0x2a77, 0xfc90009, 0x474b0000}, 0x300, &(0x7f0000000040)=[{&(0x7f0000000280), 0xff8f}], 0x1, &(0x7f0000001280)}, 0x0) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ocfs2_control\x00', 0x109000, 0x0) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f00000002c0)={0x3, r2}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000600)='/dev/sequencer\x00', 0x20000, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r3, 0x84, 0x6b, &(0x7f0000000640)=[@in={0x2, 0x4e22, @multicast2}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}], 0x20) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(0xffffffffffffffff, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:53 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 845.736031] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:53 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x4}}}}}}}, 0x2a) 14:53:53 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x3}}}, 0x24}}, 0x0) 14:53:53 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x68, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, 0x0, 0x0) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, 0x0, 0x0) [ 846.056501] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 846.072157] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:53 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, 0x0, 0x0) 14:53:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640), 0x0) 14:53:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640), 0x0) [ 846.519067] nla_parse: 17 callbacks suppressed [ 846.519075] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 846.561784] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:53:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x3}}}, 0x24}}, 0x0) 14:53:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640), 0x0) 14:53:54 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x4}}}, 0x24}}, 0x0) [ 846.729286] selinux_nlmsg_perm: 1 callbacks suppressed [ 846.729301] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1926 comm=syz-executor.4 [ 846.902752] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 846.921974] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 847.008156] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 847.027513] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{0x0}], 0x1) 14:53:54 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:54 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x8}}}}}}}, 0x2a) 14:53:54 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6c, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 847.057875] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=1994 comm=syz-executor.0 14:53:54 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x6}}}, 0x24}}, 0x0) 14:53:55 executing program 2: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = syz_open_dev$vcsu(&(0x7f00000001c0)='/dev/vcsu#\x00', 0x0, 0x8000) ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000340)={0x3f, 0xb5e, &(0x7f0000000200)="75a01fa867647c64450f75e48594597375b91ddbe6eb50b48e0399ca8b8e13df67e3557df3c4eee7e425fd0758f62155167c4570f18155c4defd2a06bd09bcf88db1bef8cbf9074b320d3df43d698879b44c262c9479e9880b66094944e886c81a7ec5bed6e51d7d492c91b47d29272634633f8297aaba9fdd3f8d58b221a976a58d640dff967dbf0d791f6e6ae6cbda231f9e65b9db865c0724023beaf4bbd7888b8209df7ec121b2a6744c8fd1", &(0x7f00000002c0)="c1950efdb75724dca6ed77ad4ccceebdf5774cd38afd26eaf65f2f3547d3fe6493e72f2a4f867c36bea417825c737d8de7d2cdabe04d7a235d08e100ac11f99a78ed1efbbbc13bedfdd28eb690c62c25d4ee11c221a6dd40f990df58bb2e9f7ceafb", 0xae, 0x62}) r2 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400204) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000100)={0xffffffffffffffff}, 0x2, 0x3}}, 0x20) write$RDMA_USER_CM_CMD_LISTEN(0xffffffffffffffff, &(0x7f0000000380)={0x7, 0x8, 0xfa00, {r7, 0x1004}}, 0x10) r8 = socket$packet(0x11, 0x2, 0x300) setsockopt$SO_ATTACH_FILTER(r8, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f00000000c0)=[{0x0, 0x0, 0xff, 0xfffff034}, {0x8, 0x0, 0xea, 0x4}]}, 0x10) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r10 = dup(r9) ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_DISABLE(r10, 0x2401, 0x1) syz_emit_ethernet(0x46, &(0x7f0000000480)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaa0086dd603e9e1700c3f39e70880000000008000001fe8037e0cd68bc7d1030f4f8158d929e7f000000a500000000000000000000000000000004019078002aebd4009723b10b8e225231d4ebd00a74f39b1c5e7703e610d090d34284bf79b1a18df1eb8150f4f2e879ca53c14fbefd5fc043cd66c502e77e601c93dbe8fcd16202790975345a93cf03de6e0b8c29e016f8d80540a4694308fd1a837d1959dc69d4f3e6fd895aa21a83f5dc"], 0x0) [ 847.180846] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 847.196943] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:53:55 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{0x0}], 0x1) 14:53:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{0x0}], 0x1) 14:53:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{}], 0x1) [ 847.390139] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{}], 0x1) [ 847.444492] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 847.462551] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2049 comm=syz-executor.0 14:53:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{}], 0x1) 14:53:55 executing program 1 (fault-call:4 fault-nth:0): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 847.650422] FAULT_INJECTION: forcing a failure. [ 847.650422] name failslab, interval 1, probability 0, space 0, times 0 [ 847.688517] CPU: 0 PID: 2085 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 847.696387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.705752] Call Trace: [ 847.708362] dump_stack+0x188/0x20d [ 847.712115] should_fail.cold+0xa/0x1b [ 847.716030] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 847.721140] ? __lock_is_held+0xad/0x140 [ 847.725224] __should_failslab+0x115/0x180 [ 847.729469] should_failslab+0x5/0xf [ 847.733189] kmem_cache_alloc_trace+0x2c6/0x7a0 [ 847.737866] ? __lock_acquire+0x6ee/0x49c0 [ 847.742121] ? find_held_lock+0x2d/0x110 [ 847.746356] sctp_datamsg_from_user+0x86/0x1190 [ 847.751062] ? mark_held_locks+0xf0/0xf0 [ 847.755146] ? flex_array_get+0x1d3/0x260 [ 847.759307] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 847.763898] ? find_held_lock+0x2d/0x110 [ 847.767968] ? lock_sock_nested+0xa6/0x110 [ 847.772215] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 847.777759] ? lock_acquire+0x170/0x400 [ 847.781846] ? mark_held_locks+0xa6/0xf0 [ 847.785922] ? __local_bh_enable_ip+0x159/0x270 [ 847.790671] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 847.795785] sctp_sendmsg+0xf71/0x1610 [ 847.799685] ? sctp_id2assoc+0x2c0/0x2c0 [ 847.803753] ? avc_has_perm_noaudit+0x520/0x520 [ 847.808426] inet_sendmsg+0x12e/0x590 [ 847.812224] ? ipip_gro_receive+0x100/0x100 [ 847.816549] sock_sendmsg+0xcf/0x120 [ 847.820265] sock_write_iter+0x283/0x3c0 [ 847.824323] ? sock_sendmsg+0x120/0x120 [ 847.828291] ? selinux_file_open+0x420/0x420 [ 847.832707] do_iter_readv_writev+0x50c/0x790 [ 847.837191] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 847.841949] ? selinux_file_permission+0x87/0x520 [ 847.846781] ? security_file_permission+0x84/0x220 [ 847.851709] do_iter_write+0x185/0x5e0 [ 847.855667] ? __fget+0x319/0x510 [ 847.859154] vfs_writev+0x1b3/0x2f0 [ 847.862786] ? vfs_iter_write+0xa0/0xa0 [ 847.866748] ? check_preemption_disabled+0x41/0x280 [ 847.871823] ? __fget+0x340/0x510 [ 847.875268] ? iterate_fd+0x350/0x350 [ 847.879081] ? __mutex_unlock_slowpath+0xea/0x670 [ 847.883924] ? check_preemption_disabled+0x41/0x280 [ 847.889078] ? __fget_light+0x1d1/0x230 [ 847.893061] do_writev+0x136/0x330 [ 847.896595] ? vfs_writev+0x2f0/0x2f0 [ 847.900659] ? __ia32_sys_clock_settime+0x260/0x260 [ 847.905717] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 847.910492] ? trace_hardirqs_off_caller+0x55/0x210 [ 847.915671] ? do_syscall_64+0x21/0x620 [ 847.919650] do_syscall_64+0xf9/0x620 [ 847.923452] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 847.928644] RIP: 0033:0x45c889 [ 847.931898] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 847.950857] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 847.958575] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 847.965902] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 847.973162] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 847.980544] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 847.987831] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000000 14:53:55 executing program 1 (fault-call:4 fault-nth:1): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 848.043515] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2087 comm=syz-executor.4 [ 848.057762] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 848.080858] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 848.102932] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 848.113910] FAULT_INJECTION: forcing a failure. [ 848.113910] name failslab, interval 1, probability 0, space 0, times 0 [ 848.174355] CPU: 0 PID: 2093 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 848.182212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.191580] Call Trace: [ 848.194187] dump_stack+0x188/0x20d [ 848.197846] should_fail.cold+0xa/0x1b [ 848.201762] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 848.206891] ? __lock_is_held+0xad/0x140 [ 848.210990] __should_failslab+0x115/0x180 [ 848.215246] should_failslab+0x5/0xf [ 848.219016] kmem_cache_alloc_node+0x260/0x730 [ 848.223621] ? is_bpf_text_address+0xd0/0x160 [ 848.228146] __alloc_skb+0xba/0x5b0 [ 848.231796] ? skb_trim+0x180/0x180 [ 848.235464] ? fs_reclaim_acquire+0x10/0x10 [ 848.239825] ? should_fail+0x142/0x7bc [ 848.243743] _sctp_make_chunk+0x50/0x260 [ 848.247835] sctp_make_datafrag_empty+0x162/0x230 [ 848.252706] ? sctp_make_ecne+0x110/0x110 [ 848.256879] ? __lock_acquire+0x6ee/0x49c0 [ 848.261146] sctp_datamsg_from_user+0x613/0x1190 [ 848.265942] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 848.270584] ? find_held_lock+0x2d/0x110 [ 848.274668] ? lock_sock_nested+0xa6/0x110 [ 848.278929] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 848.284404] ? lock_acquire+0x170/0x400 [ 848.288404] ? mark_held_locks+0xa6/0xf0 [ 848.292478] ? __local_bh_enable_ip+0x159/0x270 [ 848.297259] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 848.302378] sctp_sendmsg+0xf71/0x1610 [ 848.306265] ? sctp_id2assoc+0x2c0/0x2c0 [ 848.310348] ? avc_has_perm_noaudit+0x520/0x520 [ 848.315033] inet_sendmsg+0x12e/0x590 [ 848.318870] ? ipip_gro_receive+0x100/0x100 [ 848.323213] sock_sendmsg+0xcf/0x120 [ 848.326919] sock_write_iter+0x283/0x3c0 [ 848.330991] ? sock_sendmsg+0x120/0x120 [ 848.334985] ? selinux_file_open+0x420/0x420 [ 848.339407] do_iter_readv_writev+0x50c/0x790 [ 848.351465] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 848.356270] ? selinux_file_permission+0x87/0x520 [ 848.361129] ? security_file_permission+0x84/0x220 [ 848.366079] do_iter_write+0x185/0x5e0 [ 848.369975] ? __fget+0x319/0x510 [ 848.373430] vfs_writev+0x1b3/0x2f0 [ 848.377050] ? vfs_iter_write+0xa0/0xa0 [ 848.381042] ? check_preemption_disabled+0x41/0x280 [ 848.386075] ? __fget+0x340/0x510 [ 848.389536] ? iterate_fd+0x350/0x350 [ 848.393356] ? __mutex_unlock_slowpath+0xea/0x670 [ 848.398217] ? check_preemption_disabled+0x41/0x280 [ 848.403240] ? __fget_light+0x1d1/0x230 [ 848.407217] do_writev+0x136/0x330 [ 848.410773] ? vfs_writev+0x2f0/0x2f0 [ 848.414582] ? __ia32_sys_clock_settime+0x260/0x260 [ 848.419614] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.424356] ? trace_hardirqs_off_caller+0x55/0x210 [ 848.429389] ? do_syscall_64+0x21/0x620 [ 848.433372] do_syscall_64+0xf9/0x620 [ 848.437177] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.442423] RIP: 0033:0x45c889 [ 848.445620] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.465162] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 14:53:56 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0xd}}}}}}}, 0x2a) 14:53:56 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:53:56 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xa}}}, 0x24}}, 0x0) 14:53:56 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) r2 = dup2(r0, r0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$SNDCTL_DSP_SETDUPLEX(r4, 0x5016, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r6, 0x84, 0x74, &(0x7f0000000080)=""/97, &(0x7f0000000100)=0x61) r7 = socket(0x15, 0x5, 0x0) bind$l2tp(r7, &(0x7f0000000040)={0x2, 0x0, @remote}, 0x10) getsockopt(r7, 0x200000000114, 0x8, &(0x7f0000c35fff)=""/1, &(0x7f0000000000)=0xf002) 14:53:56 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x74, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 848.472881] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 848.480367] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 848.487658] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 848.494926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 848.502352] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000001 14:53:56 executing program 1 (fault-call:4 fault-nth:2): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 848.686949] FAULT_INJECTION: forcing a failure. [ 848.686949] name failslab, interval 1, probability 0, space 0, times 0 [ 848.717795] CPU: 1 PID: 2130 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 848.725654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.735028] Call Trace: [ 848.737640] dump_stack+0x188/0x20d [ 848.741294] should_fail.cold+0xa/0x1b [ 848.745210] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 848.750334] ? __lock_is_held+0xad/0x140 [ 848.754418] __should_failslab+0x115/0x180 [ 848.758138] RDS: rds_bind could not find a transport for ::ffff:172.20.20.187, load rds_tcp or rds_rdma? [ 848.758658] should_failslab+0x5/0xf [ 848.758675] kmem_cache_alloc_node_trace+0x272/0x750 [ 848.758700] __kmalloc_node_track_caller+0x38/0x70 [ 848.758718] __kmalloc_reserve.isra.0+0x39/0xe0 [ 848.758742] __alloc_skb+0xef/0x5b0 [ 848.769159] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 848.772339] ? skb_trim+0x180/0x180 [ 848.772357] ? fs_reclaim_acquire+0x10/0x10 [ 848.772372] ? should_fail+0x142/0x7bc [ 848.772404] _sctp_make_chunk+0x50/0x260 [ 848.772427] sctp_make_datafrag_empty+0x162/0x230 [ 848.820702] ? sctp_make_ecne+0x110/0x110 [ 848.824866] ? __lock_acquire+0x6ee/0x49c0 [ 848.829109] sctp_datamsg_from_user+0x613/0x1190 [ 848.833888] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 848.838477] ? find_held_lock+0x2d/0x110 [ 848.842557] ? lock_sock_nested+0xa6/0x110 [ 848.846906] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 848.852489] ? lock_acquire+0x170/0x400 [ 848.857399] ? mark_held_locks+0xa6/0xf0 [ 848.861518] ? __local_bh_enable_ip+0x159/0x270 [ 848.866187] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 848.871451] sctp_sendmsg+0xf71/0x1610 [ 848.875447] ? sctp_id2assoc+0x2c0/0x2c0 [ 848.879537] ? avc_has_perm_noaudit+0x520/0x520 [ 848.884217] inet_sendmsg+0x12e/0x590 [ 848.888112] ? ipip_gro_receive+0x100/0x100 [ 848.892551] sock_sendmsg+0xcf/0x120 [ 848.896260] sock_write_iter+0x283/0x3c0 [ 848.900323] ? sock_sendmsg+0x120/0x120 [ 848.904313] ? selinux_file_open+0x420/0x420 [ 848.908830] do_iter_readv_writev+0x50c/0x790 [ 848.913346] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 848.918122] ? selinux_file_permission+0x87/0x520 [ 848.924279] ? security_file_permission+0x84/0x220 [ 848.929220] do_iter_write+0x185/0x5e0 [ 848.933205] ? __fget+0x319/0x510 [ 848.936669] vfs_writev+0x1b3/0x2f0 [ 848.940303] ? vfs_iter_write+0xa0/0xa0 [ 848.944555] ? check_preemption_disabled+0x41/0x280 [ 848.949758] ? __fget+0x340/0x510 [ 848.953220] ? iterate_fd+0x350/0x350 [ 848.957029] ? __mutex_unlock_slowpath+0xea/0x670 [ 848.962850] ? check_preemption_disabled+0x41/0x280 [ 848.967892] ? __fget_light+0x1d1/0x230 [ 848.973190] do_writev+0x136/0x330 [ 848.977691] ? vfs_writev+0x2f0/0x2f0 [ 848.983247] ? __ia32_sys_clock_settime+0x260/0x260 [ 848.989565] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.994318] ? trace_hardirqs_off_caller+0x55/0x210 [ 848.999436] ? do_syscall_64+0x21/0x620 [ 849.003430] do_syscall_64+0xf9/0x620 [ 849.007258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.013423] RIP: 0033:0x45c889 [ 849.016611] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.035513] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 849.048109] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 849.055473] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 849.065143] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 849.072799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 849.080174] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000002 14:53:57 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x0, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:57 executing program 1 (fault-call:4 fault-nth:3): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 849.117187] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 849.127533] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 849.137192] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2113 comm=syz-executor.0 [ 849.227953] FAULT_INJECTION: forcing a failure. [ 849.227953] name failslab, interval 1, probability 0, space 0, times 0 [ 849.244024] CPU: 0 PID: 2156 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 849.252056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.261430] Call Trace: [ 849.264069] dump_stack+0x188/0x20d [ 849.267727] should_fail.cold+0xa/0x1b [ 849.271646] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 849.276776] ? __lock_is_held+0xad/0x140 [ 849.280873] __should_failslab+0x115/0x180 [ 849.285132] should_failslab+0x5/0xf [ 849.288869] kmem_cache_alloc+0x29f/0x710 [ 849.293050] ? skb_trim+0x180/0x180 [ 849.296698] ? fs_reclaim_acquire+0x10/0x10 [ 849.301034] ? should_fail+0x140/0x7bc [ 849.304946] sctp_chunkify+0x46/0x290 [ 849.309130] _sctp_make_chunk+0x149/0x260 [ 849.313397] sctp_make_datafrag_empty+0x162/0x230 [ 849.318269] ? sctp_make_ecne+0x110/0x110 [ 849.322529] ? __lock_acquire+0x6ee/0x49c0 [ 849.326798] sctp_datamsg_from_user+0x613/0x1190 [ 849.331593] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 849.336205] ? find_held_lock+0x2d/0x110 [ 849.340293] ? lock_sock_nested+0xa6/0x110 [ 849.344550] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 849.350116] ? lock_acquire+0x170/0x400 [ 849.354123] ? mark_held_locks+0xa6/0xf0 [ 849.358204] ? __local_bh_enable_ip+0x159/0x270 [ 849.362886] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 849.368190] sctp_sendmsg+0xf71/0x1610 [ 849.372112] ? sctp_id2assoc+0x2c0/0x2c0 [ 849.376397] ? avc_has_perm_noaudit+0x520/0x520 [ 849.381087] inet_sendmsg+0x12e/0x590 [ 849.384900] ? ipip_gro_receive+0x100/0x100 [ 849.389259] sock_sendmsg+0xcf/0x120 [ 849.392988] sock_write_iter+0x283/0x3c0 [ 849.397067] ? sock_sendmsg+0x120/0x120 [ 849.401061] ? selinux_file_open+0x420/0x420 [ 849.405488] do_iter_readv_writev+0x50c/0x790 [ 849.410194] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 849.414967] ? selinux_file_permission+0x87/0x520 [ 849.419911] ? security_file_permission+0x84/0x220 [ 849.424866] do_iter_write+0x185/0x5e0 [ 849.428768] ? __fget+0x319/0x510 [ 849.432235] vfs_writev+0x1b3/0x2f0 [ 849.437814] ? vfs_iter_write+0xa0/0xa0 [ 849.441798] ? check_preemption_disabled+0x41/0x280 [ 849.446828] ? __fget+0x340/0x510 [ 849.450296] ? iterate_fd+0x350/0x350 [ 849.454108] ? __mutex_unlock_slowpath+0xea/0x670 [ 849.459039] ? check_preemption_disabled+0x41/0x280 [ 849.464170] ? __fget_light+0x1d1/0x230 [ 849.468172] do_writev+0x136/0x330 [ 849.471827] ? vfs_writev+0x2f0/0x2f0 [ 849.475739] ? __ia32_sys_clock_settime+0x260/0x260 [ 849.480769] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.485537] ? trace_hardirqs_off_caller+0x55/0x210 [ 849.490570] ? do_syscall_64+0x21/0x620 [ 849.494557] do_syscall_64+0xf9/0x620 [ 849.498372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.503656] RIP: 0033:0x45c889 [ 849.506863] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.525785] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 849.533515] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 849.540939] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 849.548415] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 849.556131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 849.563411] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000003 [ 849.594408] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2133 comm=syz-executor.4 14:53:57 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xc}}}, 0x24}}, 0x0) 14:53:57 executing program 1 (fault-call:4 fault-nth:4): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 849.642477] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 849.663373] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:53:57 executing program 2: socketpair(0x8000000000001e, 0x4, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$alg(r1, &(0x7f0000236fc8)=[{0x8004000, 0x0, &(0x7f00000fff80), 0x0, &(0x7f0000000140)=[@assoc]}], 0x13c, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup2(r2, r0) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000000), &(0x7f0000000040)=0x30) 14:53:57 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7a, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 849.776911] FAULT_INJECTION: forcing a failure. [ 849.776911] name failslab, interval 1, probability 0, space 0, times 0 [ 849.815605] CPU: 0 PID: 2177 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 849.824120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.833584] Call Trace: [ 849.836203] dump_stack+0x188/0x20d [ 849.839870] should_fail.cold+0xa/0x1b [ 849.843789] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 849.848914] ? __lock_is_held+0xad/0x140 [ 849.853047] __should_failslab+0x115/0x180 [ 849.857316] should_failslab+0x5/0xf [ 849.861153] kmem_cache_alloc_node+0x260/0x730 [ 849.865762] ? __lock_is_held+0xad/0x140 [ 849.869861] __alloc_skb+0xba/0x5b0 [ 849.873526] ? skb_trim+0x180/0x180 [ 849.877182] ? lock_downgrade+0x740/0x740 [ 849.881362] ? iov_iter_advance+0x219/0xe10 [ 849.885718] _sctp_make_chunk+0x50/0x260 [ 849.889811] sctp_make_datafrag_empty+0x162/0x230 [ 849.895048] ? sctp_make_ecne+0x110/0x110 [ 849.899495] sctp_datamsg_from_user+0x613/0x1190 [ 849.904296] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 849.908912] ? find_held_lock+0x2d/0x110 [ 849.913089] ? lock_sock_nested+0xa6/0x110 [ 849.917372] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 849.922938] ? lock_acquire+0x170/0x400 [ 849.926956] ? mark_held_locks+0xa6/0xf0 [ 849.931043] ? __local_bh_enable_ip+0x159/0x270 [ 849.935743] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 849.940881] sctp_sendmsg+0xf71/0x1610 [ 849.944871] ? sctp_id2assoc+0x2c0/0x2c0 [ 849.948962] ? avc_has_perm_noaudit+0x520/0x520 [ 849.953664] inet_sendmsg+0x12e/0x590 [ 849.957482] ? ipip_gro_receive+0x100/0x100 [ 849.961971] sock_sendmsg+0xcf/0x120 [ 849.965737] sock_write_iter+0x283/0x3c0 [ 849.969792] ? sock_sendmsg+0x120/0x120 [ 849.973832] ? selinux_file_open+0x420/0x420 [ 849.978443] do_iter_readv_writev+0x50c/0x790 [ 849.983060] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 849.987926] ? selinux_file_permission+0x87/0x520 [ 849.992795] ? security_file_permission+0x84/0x220 [ 849.997829] do_iter_write+0x185/0x5e0 [ 850.001718] ? __fget+0x319/0x510 [ 850.005166] vfs_writev+0x1b3/0x2f0 [ 850.008809] ? vfs_iter_write+0xa0/0xa0 [ 850.012883] ? check_preemption_disabled+0x41/0x280 [ 850.017894] ? __fget+0x340/0x510 [ 850.021358] ? iterate_fd+0x350/0x350 [ 850.025431] ? __mutex_unlock_slowpath+0xea/0x670 [ 850.030271] ? check_preemption_disabled+0x41/0x280 [ 850.035286] ? __fget_light+0x1d1/0x230 [ 850.044953] do_writev+0x136/0x330 [ 850.048506] ? vfs_writev+0x2f0/0x2f0 [ 850.052305] ? __ia32_sys_clock_settime+0x260/0x260 [ 850.057325] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 850.062282] ? trace_hardirqs_off_caller+0x55/0x210 [ 850.067325] ? do_syscall_64+0x21/0x620 [ 850.071321] do_syscall_64+0xf9/0x620 [ 850.075286] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 850.080479] RIP: 0033:0x45c889 [ 850.083772] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 850.102882] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 850.110694] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 850.118053] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 850.127377] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 850.135332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 850.142746] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000004 [ 850.461144] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 850.471672] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 850.486181] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2174 comm=syz-executor.0 [ 850.532634] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2185 comm=syz-executor.4 14:53:58 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x14}}}}}}}, 0x2a) 14:53:58 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x2, &(0x7f0000000000)=0xbf, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0x12, &(0x7f0000000040)=0x40, 0x4) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_tcp_int(r2, 0x6, 0x2000000000000022, &(0x7f0000000140)=0x1, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0x0, 0x20000009, &(0x7f0000000080)={0xa, 0x2}, 0x1c) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$DRM_IOCTL_SET_UNIQUE(r4, 0x40106410, &(0x7f00000000c0)={0xd0, &(0x7f0000000180)="3dd83e565394ff11ae2fd8eaf2debb5ac0811cba65fc1224264f2592c6bc4b42a0a55b125537878402f2967182776f8553fad749362fb643520e0e9112f90736a87dcdf425a045b70911fff113ad541285c11e2d9f127f5a59d0c3a3e5504466685366b4328f5894075a9934e58714bbcb6eb3eb3858a6e35e60f3224af075aa506465d903284579484921e2c6455ab1202c7185cc2fa338dcf5564524c6d0010065dfabae78c8d508e74d29d001d556a6b6f029697a2f270bcdf150177fb7affa3de89ea0e90eb5aa8db13822bede5d"}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) 14:53:58 executing program 1 (fault-call:4 fault-nth:5): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:58 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x0, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:53:58 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xe}}}, 0x24}}, 0x0) 14:53:58 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xf0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 850.790979] FAULT_INJECTION: forcing a failure. [ 850.790979] name failslab, interval 1, probability 0, space 0, times 0 [ 850.807289] CPU: 1 PID: 2218 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 850.815695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.826284] Call Trace: [ 850.828902] dump_stack+0x188/0x20d [ 850.832562] should_fail.cold+0xa/0x1b [ 850.836482] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 850.841698] ? __lock_is_held+0xad/0x140 [ 850.842321] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 850.845808] __should_failslab+0x115/0x180 [ 850.845827] should_failslab+0x5/0xf [ 850.845842] kmem_cache_alloc_node_trace+0x272/0x750 [ 850.845863] __kmalloc_node_track_caller+0x38/0x70 [ 850.845885] __kmalloc_reserve.isra.0+0x39/0xe0 [ 850.858042] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 850.860921] __alloc_skb+0xef/0x5b0 [ 850.860940] ? skb_trim+0x180/0x180 [ 850.860957] ? lock_downgrade+0x740/0x740 [ 850.860974] ? iov_iter_advance+0x219/0xe10 [ 850.860995] _sctp_make_chunk+0x50/0x260 [ 850.861014] sctp_make_datafrag_empty+0x162/0x230 [ 850.861036] ? sctp_make_ecne+0x110/0x110 [ 850.883811] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2221 comm=syz-executor.0 [ 850.886948] sctp_datamsg_from_user+0x613/0x1190 [ 850.886984] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 850.887003] ? find_held_lock+0x2d/0x110 [ 850.887024] ? lock_sock_nested+0xa6/0x110 [ 850.945520] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 850.952897] ? lock_acquire+0x170/0x400 [ 850.956978] ? mark_held_locks+0xa6/0xf0 [ 850.961181] ? __local_bh_enable_ip+0x159/0x270 [ 850.967783] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 850.974123] sctp_sendmsg+0xf71/0x1610 [ 850.978161] ? sctp_id2assoc+0x2c0/0x2c0 [ 850.982301] ? avc_has_perm_noaudit+0x520/0x520 [ 850.987813] inet_sendmsg+0x12e/0x590 [ 850.992152] ? ipip_gro_receive+0x100/0x100 [ 850.996492] sock_sendmsg+0xcf/0x120 [ 851.000232] sock_write_iter+0x283/0x3c0 [ 851.004302] ? sock_sendmsg+0x120/0x120 [ 851.008574] ? selinux_file_open+0x420/0x420 [ 851.013014] do_iter_readv_writev+0x50c/0x790 [ 851.018060] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 851.022928] ? selinux_file_permission+0x87/0x520 [ 851.027849] ? security_file_permission+0x84/0x220 [ 851.032863] do_iter_write+0x185/0x5e0 [ 851.037071] ? __fget+0x319/0x510 [ 851.040548] vfs_writev+0x1b3/0x2f0 [ 851.044436] ? vfs_iter_write+0xa0/0xa0 [ 851.048452] ? check_preemption_disabled+0x41/0x280 [ 851.053501] ? __fget+0x340/0x510 [ 851.057071] ? iterate_fd+0x350/0x350 [ 851.060897] ? __mutex_unlock_slowpath+0xea/0x670 [ 851.065851] ? check_preemption_disabled+0x41/0x280 [ 851.071045] ? __fget_light+0x1d1/0x230 [ 851.075137] do_writev+0x136/0x330 [ 851.078775] ? vfs_writev+0x2f0/0x2f0 [ 851.082580] ? __ia32_sys_clock_settime+0x260/0x260 [ 851.089657] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 851.094482] ? trace_hardirqs_off_caller+0x55/0x210 [ 851.099516] ? do_syscall_64+0x21/0x620 [ 851.103503] do_syscall_64+0xf9/0x620 [ 851.107426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 851.112731] RIP: 0033:0x45c889 [ 851.115946] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 851.135129] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 851.142905] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 851.150196] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 851.157660] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 851.164956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 851.172685] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000005 14:53:59 executing program 1 (fault-call:4 fault-nth:6): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 851.308112] FAULT_INJECTION: forcing a failure. [ 851.308112] name failslab, interval 1, probability 0, space 0, times 0 [ 851.326126] CPU: 1 PID: 2252 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 851.333986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.343443] Call Trace: [ 851.346039] dump_stack+0x188/0x20d [ 851.350402] should_fail.cold+0xa/0x1b [ 851.354362] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 851.359458] ? __lock_is_held+0xad/0x140 [ 851.363538] __should_failslab+0x115/0x180 [ 851.367773] should_failslab+0x5/0xf [ 851.371488] kmem_cache_alloc+0x29f/0x710 [ 851.375651] ? skb_trim+0x180/0x180 [ 851.379344] ? lock_downgrade+0x740/0x740 [ 851.383543] sctp_chunkify+0x46/0x290 [ 851.387344] _sctp_make_chunk+0x149/0x260 [ 851.391500] sctp_make_datafrag_empty+0x162/0x230 [ 851.396347] ? sctp_make_ecne+0x110/0x110 [ 851.400668] sctp_datamsg_from_user+0x613/0x1190 [ 851.405475] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 851.410054] ? find_held_lock+0x2d/0x110 [ 851.414108] ? lock_sock_nested+0xa6/0x110 [ 851.418335] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 851.423801] ? lock_acquire+0x170/0x400 [ 851.427801] ? mark_held_locks+0xa6/0xf0 [ 851.431868] ? __local_bh_enable_ip+0x159/0x270 [ 851.436529] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 851.441625] sctp_sendmsg+0xf71/0x1610 [ 851.445522] ? sctp_id2assoc+0x2c0/0x2c0 [ 851.449581] ? avc_has_perm_noaudit+0x520/0x520 [ 851.454246] inet_sendmsg+0x12e/0x590 [ 851.458040] ? ipip_gro_receive+0x100/0x100 [ 851.462366] sock_sendmsg+0xcf/0x120 [ 851.466084] sock_write_iter+0x283/0x3c0 [ 851.470161] ? sock_sendmsg+0x120/0x120 [ 851.474154] ? selinux_file_open+0x420/0x420 [ 851.478592] do_iter_readv_writev+0x50c/0x790 [ 851.483105] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 851.488910] ? selinux_file_permission+0x87/0x520 [ 851.494198] ? security_file_permission+0x84/0x220 [ 851.499348] do_iter_write+0x185/0x5e0 [ 851.503249] ? __fget+0x319/0x510 [ 851.506733] vfs_writev+0x1b3/0x2f0 [ 851.510375] ? vfs_iter_write+0xa0/0xa0 [ 851.514406] ? check_preemption_disabled+0x41/0x280 [ 851.519494] ? __fget+0x340/0x510 [ 851.523012] ? iterate_fd+0x350/0x350 [ 851.526866] ? __mutex_unlock_slowpath+0xea/0x670 [ 851.531794] ? check_preemption_disabled+0x41/0x280 [ 851.536822] ? __fget_light+0x1d1/0x230 [ 851.540808] do_writev+0x136/0x330 [ 851.544408] ? vfs_writev+0x2f0/0x2f0 [ 851.548232] ? __ia32_sys_clock_settime+0x260/0x260 [ 851.553400] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 851.558198] ? trace_hardirqs_off_caller+0x55/0x210 [ 851.563221] ? do_syscall_64+0x21/0x620 [ 851.567203] do_syscall_64+0xf9/0x620 [ 851.570997] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 851.576174] RIP: 0033:0x45c889 [ 851.579365] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 851.586164] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2256 comm=syz-executor.4 [ 851.598284] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 851.598299] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 851.598306] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 851.598313] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 851.598321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 851.598330] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000006 14:53:59 executing program 1 (fault-call:4 fault-nth:7): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:53:59 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xf}}}, 0x24}}, 0x0) [ 851.665181] nla_parse: 4 callbacks suppressed [ 851.665191] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 851.732529] FAULT_INJECTION: forcing a failure. [ 851.732529] name failslab, interval 1, probability 0, space 0, times 0 [ 851.746079] CPU: 1 PID: 2265 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 851.754031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.763402] Call Trace: [ 851.766028] dump_stack+0x188/0x20d [ 851.769688] should_fail.cold+0xa/0x1b [ 851.773605] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 851.778746] ? __lock_is_held+0xad/0x140 [ 851.782831] __should_failslab+0x115/0x180 [ 851.787074] should_failslab+0x5/0xf [ 851.790802] kmem_cache_alloc_node+0x260/0x730 [ 851.795553] ? __lock_is_held+0xad/0x140 [ 851.799645] __alloc_skb+0xba/0x5b0 [ 851.803288] ? skb_trim+0x180/0x180 [ 851.806925] ? lock_downgrade+0x740/0x740 [ 851.811081] ? iov_iter_advance+0x219/0xe10 [ 851.815434] _sctp_make_chunk+0x50/0x260 [ 851.819515] sctp_make_datafrag_empty+0x162/0x230 [ 851.824365] ? sctp_make_ecne+0x110/0x110 [ 851.828532] sctp_datamsg_from_user+0x613/0x1190 [ 851.833310] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 851.837910] ? find_held_lock+0x2d/0x110 [ 851.842144] ? lock_sock_nested+0xa6/0x110 [ 851.846415] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 851.852102] ? lock_acquire+0x170/0x400 [ 851.856089] ? mark_held_locks+0xa6/0xf0 [ 851.860188] ? __local_bh_enable_ip+0x159/0x270 [ 851.865129] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 851.870262] sctp_sendmsg+0xf71/0x1610 [ 851.874171] ? sctp_id2assoc+0x2c0/0x2c0 [ 851.878354] ? avc_has_perm_noaudit+0x520/0x520 [ 851.883041] inet_sendmsg+0x12e/0x590 [ 851.886849] ? ipip_gro_receive+0x100/0x100 [ 851.891181] sock_sendmsg+0xcf/0x120 [ 851.894897] sock_write_iter+0x283/0x3c0 [ 851.898983] ? sock_sendmsg+0x120/0x120 [ 851.902974] ? selinux_file_open+0x420/0x420 [ 851.907403] do_iter_readv_writev+0x50c/0x790 [ 851.913932] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 851.918699] ? selinux_file_permission+0x87/0x520 [ 851.923556] ? security_file_permission+0x84/0x220 [ 851.928756] do_iter_write+0x185/0x5e0 [ 851.932649] ? __fget+0x319/0x510 [ 851.936104] vfs_writev+0x1b3/0x2f0 [ 851.939756] ? vfs_iter_write+0xa0/0xa0 [ 851.944501] ? check_preemption_disabled+0x41/0x280 [ 851.950855] ? __fget+0x340/0x510 [ 851.955653] ? iterate_fd+0x350/0x350 [ 851.962016] ? __mutex_unlock_slowpath+0xea/0x670 [ 851.968146] ? check_preemption_disabled+0x41/0x280 [ 851.975835] ? __fget_light+0x1d1/0x230 [ 851.980925] do_writev+0x136/0x330 [ 851.985836] ? vfs_writev+0x2f0/0x2f0 [ 851.990035] ? __ia32_sys_clock_settime+0x260/0x260 [ 851.996113] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 852.001970] ? trace_hardirqs_off_caller+0x55/0x210 [ 852.009553] ? do_syscall_64+0x21/0x620 [ 852.013933] do_syscall_64+0xf9/0x620 [ 852.018443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 852.024600] RIP: 0033:0x45c889 [ 852.029253] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 852.050308] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 852.059047] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 852.066999] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 852.075127] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 852.082983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 852.090671] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000007 14:53:59 executing program 1 (fault-call:4 fault-nth:8): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$packet(0x11, 0x0, 0x300) pipe(0x0) write$FUSE_NOTIFY_POLL(0xffffffffffffffff, 0x0, 0x0) r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000340)='/dev/cuse\x00', 0x2, 0x0) write$FUSE_NOTIFY_DELETE(0xffffffffffffffff, &(0x7f0000000180)=ANY=[], 0x0) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/252, 0xfc}, {&(0x7f00000002c0)=""/111, 0x6f}, {&(0x7f0000000580)=""/172, 0xac}, {0x0}, {&(0x7f0000000640)=""/143, 0x8f}], 0x5, 0x400) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000000200), 0x10efe10675dec16, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) write$FUSE_NOTIFY_DELETE(r0, &(0x7f0000000000)={0x2e, 0x6, 0x0, {0x1, 0x6, 0x5, 0x0, 'nodev'}}, 0x2e) r2 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SET_LINK_TOL(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r2, 0x1, 0x0, 0x0, {{}, {0x0, 0x6}, {0x4c, 0x18, {0x60, @media='udp\x00'}}}}, 0x68}}, 0x0) sendmsg$TIPC_CMD_GET_NETID(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r2, 0x400, 0x70bd28, 0x25dfdbfe, {}, ["", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x20040800}, 0x800) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000000200), 0x10efe10675dec16, 0x0) r3 = accept$netrom(0xffffffffffffffff, 0x0, &(0x7f0000000180)) fsetxattr$trusted_overlay_opaque(r3, &(0x7f00000001c0)='trusted.overlay.opaque\x00', &(0x7f0000000200)='y\x00', 0x2, 0x1) [ 852.128570] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 852.143926] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 852.200149] FAULT_INJECTION: forcing a failure. [ 852.200149] name failslab, interval 1, probability 0, space 0, times 0 [ 852.213018] CPU: 1 PID: 2278 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 852.220946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.231200] Call Trace: [ 852.233860] dump_stack+0x188/0x20d [ 852.238163] should_fail.cold+0xa/0x1b [ 852.242451] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 852.248321] ? __lock_is_held+0xad/0x140 [ 852.252863] __should_failslab+0x115/0x180 [ 852.257133] should_failslab+0x5/0xf [ 852.261241] kmem_cache_alloc_node_trace+0x272/0x750 [ 852.266653] __kmalloc_node_track_caller+0x38/0x70 [ 852.271982] __kmalloc_reserve.isra.0+0x39/0xe0 [ 852.276913] __alloc_skb+0xef/0x5b0 [ 852.281005] ? skb_trim+0x180/0x180 [ 852.284819] ? lock_downgrade+0x740/0x740 [ 852.289180] ? iov_iter_advance+0x219/0xe10 [ 852.298189] _sctp_make_chunk+0x50/0x260 [ 852.303032] sctp_make_datafrag_empty+0x162/0x230 [ 852.308680] ? sctp_make_ecne+0x110/0x110 [ 852.313442] sctp_datamsg_from_user+0x613/0x1190 [ 852.318914] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 852.325328] ? find_held_lock+0x2d/0x110 [ 852.330578] ? lock_sock_nested+0xa6/0x110 [ 852.337046] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 852.343315] ? lock_acquire+0x170/0x400 [ 852.348081] ? mark_held_locks+0xa6/0xf0 [ 852.353995] ? __local_bh_enable_ip+0x159/0x270 [ 852.359964] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 852.365833] sctp_sendmsg+0xf71/0x1610 [ 852.370545] ? sctp_id2assoc+0x2c0/0x2c0 [ 852.375139] ? avc_has_perm_noaudit+0x520/0x520 [ 852.380216] inet_sendmsg+0x12e/0x590 [ 852.384727] ? ipip_gro_receive+0x100/0x100 [ 852.389454] sock_sendmsg+0xcf/0x120 [ 852.394707] sock_write_iter+0x283/0x3c0 [ 852.399717] ? sock_sendmsg+0x120/0x120 [ 852.404204] ? selinux_file_open+0x420/0x420 [ 852.408774] do_iter_readv_writev+0x50c/0x790 [ 852.413524] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 852.418705] ? selinux_file_permission+0x87/0x520 [ 852.424220] ? security_file_permission+0x84/0x220 [ 852.429657] do_iter_write+0x185/0x5e0 [ 852.433683] ? __fget+0x319/0x510 [ 852.437171] vfs_writev+0x1b3/0x2f0 [ 852.440864] ? vfs_iter_write+0xa0/0xa0 [ 852.444979] ? check_preemption_disabled+0x41/0x280 14:54:00 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x113, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 852.450490] ? __fget+0x340/0x510 [ 852.454243] ? iterate_fd+0x350/0x350 [ 852.458434] ? __mutex_unlock_slowpath+0xea/0x670 [ 852.464006] ? check_preemption_disabled+0x41/0x280 [ 852.470032] ? __fget_light+0x1d1/0x230 [ 852.474290] do_writev+0x136/0x330 [ 852.478774] ? vfs_writev+0x2f0/0x2f0 [ 852.483468] ? __ia32_sys_clock_settime+0x260/0x260 [ 852.489140] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 852.495301] ? trace_hardirqs_off_caller+0x55/0x210 [ 852.501193] ? do_syscall_64+0x21/0x620 [ 852.505188] do_syscall_64+0xf9/0x620 [ 852.509780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 852.515957] RIP: 0033:0x45c889 [ 852.519429] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 852.541819] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 852.549723] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 852.557185] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 852.564648] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 852.572120] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 852.580689] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000008 14:54:00 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x18}}}}}}}, 0x2a) 14:54:00 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x10}}}, 0x24}}, 0x0) 14:54:00 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x0, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:00 executing program 2: r0 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mISDNtimer\x00', 0x0, 0x0) r1 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mISDNtimer\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = dup2(r0, r1) arch_prctl$ARCH_MAP_VDSO_64(0x2003, 0xfffffffffffffd54) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) getsockname$llc(r4, &(0x7f0000000040)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x10) ioctl$SNDRV_PCM_IOCTL_DRAIN(r2, 0x80044940, 0x722000) 14:54:00 executing program 1 (fault-call:4 fault-nth:9): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 852.689753] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 852.714940] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 852.746634] FAULT_INJECTION: forcing a failure. [ 852.746634] name failslab, interval 1, probability 0, space 0, times 0 [ 852.792399] CPU: 1 PID: 2320 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 852.800932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.811469] Call Trace: [ 852.814348] dump_stack+0x188/0x20d [ 852.818243] should_fail.cold+0xa/0x1b [ 852.822394] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 852.827905] ? __lock_is_held+0xad/0x140 [ 852.832485] __should_failslab+0x115/0x180 [ 852.836989] should_failslab+0x5/0xf [ 852.841193] kmem_cache_alloc+0x29f/0x710 [ 852.845488] ? skb_trim+0x180/0x180 [ 852.850011] ? lock_downgrade+0x740/0x740 [ 852.854483] sctp_chunkify+0x46/0x290 [ 852.858943] _sctp_make_chunk+0x149/0x260 [ 852.863499] sctp_make_datafrag_empty+0x162/0x230 [ 852.868690] ? sctp_make_ecne+0x110/0x110 [ 852.873439] sctp_datamsg_from_user+0x613/0x1190 [ 852.879389] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 852.884613] ? find_held_lock+0x2d/0x110 [ 852.888724] ? lock_sock_nested+0xa6/0x110 [ 852.893523] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 852.899367] ? lock_acquire+0x170/0x400 [ 852.903779] ? mark_held_locks+0xa6/0xf0 [ 852.908253] ? __local_bh_enable_ip+0x159/0x270 [ 852.913028] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 852.918149] sctp_sendmsg+0xf71/0x1610 [ 852.922074] ? sctp_id2assoc+0x2c0/0x2c0 [ 852.926608] ? avc_has_perm_noaudit+0x520/0x520 [ 852.931547] inet_sendmsg+0x12e/0x590 [ 852.935829] ? ipip_gro_receive+0x100/0x100 [ 852.940242] sock_sendmsg+0xcf/0x120 [ 852.943981] sock_write_iter+0x283/0x3c0 [ 852.948850] ? sock_sendmsg+0x120/0x120 [ 852.954019] ? selinux_file_open+0x420/0x420 [ 852.958555] do_iter_readv_writev+0x50c/0x790 [ 852.963065] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 852.967827] ? selinux_file_permission+0x87/0x520 [ 852.972676] ? security_file_permission+0x84/0x220 [ 852.977705] do_iter_write+0x185/0x5e0 [ 852.981768] ? __fget+0x319/0x510 [ 852.985231] vfs_writev+0x1b3/0x2f0 [ 852.988860] ? vfs_iter_write+0xa0/0xa0 [ 852.993994] ? check_preemption_disabled+0x41/0x280 [ 852.999112] ? __fget+0x340/0x510 [ 853.002578] ? iterate_fd+0x350/0x350 [ 853.006397] ? __mutex_unlock_slowpath+0xea/0x670 [ 853.011334] ? check_preemption_disabled+0x41/0x280 [ 853.016463] ? __fget_light+0x1d1/0x230 [ 853.020964] do_writev+0x136/0x330 [ 853.024609] ? vfs_writev+0x2f0/0x2f0 [ 853.028406] ? __ia32_sys_clock_settime+0x260/0x260 [ 853.033610] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 853.038708] ? trace_hardirqs_off_caller+0x55/0x210 [ 853.044329] ? do_syscall_64+0x21/0x620 [ 853.048436] do_syscall_64+0xf9/0x620 [ 853.052250] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.057440] RIP: 0033:0x45c889 [ 853.060647] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.080528] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 853.088612] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 853.096345] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 853.103757] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 853.111129] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 853.118395] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000009 14:54:01 executing program 1 (fault-call:4 fault-nth:10): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 853.221702] FAULT_INJECTION: forcing a failure. [ 853.221702] name failslab, interval 1, probability 0, space 0, times 0 [ 853.234666] CPU: 1 PID: 2345 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 853.243461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.253469] Call Trace: [ 853.256083] dump_stack+0x188/0x20d [ 853.260271] should_fail.cold+0xa/0x1b [ 853.264484] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 853.269697] ? __lock_is_held+0xad/0x140 [ 853.274329] __should_failslab+0x115/0x180 [ 853.279149] should_failslab+0x5/0xf [ 853.283375] kmem_cache_alloc_node+0x260/0x730 [ 853.289127] ? __lock_is_held+0xad/0x140 [ 853.293495] __alloc_skb+0xba/0x5b0 [ 853.297163] ? skb_trim+0x180/0x180 [ 853.301302] ? lock_downgrade+0x740/0x740 [ 853.305736] ? iov_iter_advance+0x219/0xe10 [ 853.310186] _sctp_make_chunk+0x50/0x260 [ 853.314981] sctp_make_datafrag_empty+0x162/0x230 [ 853.320341] ? sctp_make_ecne+0x110/0x110 [ 853.329324] sctp_datamsg_from_user+0x613/0x1190 [ 853.334469] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 853.339098] ? find_held_lock+0x2d/0x110 [ 853.343409] ? lock_sock_nested+0xa6/0x110 [ 853.348709] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 853.354797] ? lock_acquire+0x170/0x400 [ 853.359243] ? mark_held_locks+0xa6/0xf0 [ 853.363415] ? __local_bh_enable_ip+0x159/0x270 [ 853.368133] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 853.373745] sctp_sendmsg+0xf71/0x1610 [ 853.377829] ? sctp_id2assoc+0x2c0/0x2c0 [ 853.383014] ? avc_has_perm_noaudit+0x520/0x520 [ 853.387719] inet_sendmsg+0x12e/0x590 [ 853.391858] ? ipip_gro_receive+0x100/0x100 [ 853.396440] sock_sendmsg+0xcf/0x120 [ 853.400835] sock_write_iter+0x283/0x3c0 [ 853.404920] ? sock_sendmsg+0x120/0x120 [ 853.408950] ? selinux_file_open+0x420/0x420 [ 853.413397] do_iter_readv_writev+0x50c/0x790 [ 853.418039] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 853.422928] ? selinux_file_permission+0x87/0x520 [ 853.427859] ? security_file_permission+0x84/0x220 [ 853.428477] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2311 comm=syz-executor.4 [ 853.433008] do_iter_write+0x185/0x5e0 [ 853.433027] ? __fget+0x319/0x510 [ 853.433045] vfs_writev+0x1b3/0x2f0 [ 853.456560] ? vfs_iter_write+0xa0/0xa0 [ 853.460607] ? check_preemption_disabled+0x41/0x280 [ 853.466020] ? __fget+0x340/0x510 [ 853.469594] ? iterate_fd+0x350/0x350 [ 853.473633] ? __mutex_unlock_slowpath+0xea/0x670 [ 853.478599] ? check_preemption_disabled+0x41/0x280 [ 853.483738] ? __fget_light+0x1d1/0x230 [ 853.487859] do_writev+0x136/0x330 [ 853.491529] ? vfs_writev+0x2f0/0x2f0 [ 853.495636] ? __ia32_sys_clock_settime+0x260/0x260 [ 853.500813] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 853.505824] ? trace_hardirqs_off_caller+0x55/0x210 [ 853.511480] ? do_syscall_64+0x21/0x620 [ 853.516056] do_syscall_64+0xf9/0x620 [ 853.519990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.526252] RIP: 0033:0x45c889 [ 853.529913] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.551750] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 853.559653] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 853.567427] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 14:54:01 executing program 1 (fault-call:4 fault-nth:11): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 853.574830] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 853.583108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 853.590647] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000a [ 853.607380] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2318 comm=syz-executor.0 [ 853.654073] FAULT_INJECTION: forcing a failure. [ 853.654073] name failslab, interval 1, probability 0, space 0, times 0 [ 853.667863] CPU: 1 PID: 2357 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 853.676141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.686041] Call Trace: [ 853.688658] dump_stack+0x188/0x20d [ 853.692338] should_fail.cold+0xa/0x1b [ 853.696370] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 853.701783] ? __lock_is_held+0xad/0x140 [ 853.706242] __should_failslab+0x115/0x180 [ 853.710753] should_failslab+0x5/0xf [ 853.714494] kmem_cache_alloc_node_trace+0x272/0x750 [ 853.719830] __kmalloc_node_track_caller+0x38/0x70 [ 853.724979] __kmalloc_reserve.isra.0+0x39/0xe0 [ 853.729682] __alloc_skb+0xef/0x5b0 [ 853.733431] ? skb_trim+0x180/0x180 [ 853.737711] ? lock_downgrade+0x740/0x740 [ 853.742550] ? iov_iter_advance+0x219/0xe10 [ 853.746985] _sctp_make_chunk+0x50/0x260 [ 853.752502] sctp_make_datafrag_empty+0x162/0x230 [ 853.757773] ? sctp_make_ecne+0x110/0x110 [ 853.762148] sctp_datamsg_from_user+0x613/0x1190 [ 853.767080] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 853.772275] ? find_held_lock+0x2d/0x110 [ 853.777822] ? lock_sock_nested+0xa6/0x110 [ 853.783542] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 853.789126] ? lock_acquire+0x170/0x400 [ 853.793462] ? mark_held_locks+0xa6/0xf0 [ 853.798723] ? __local_bh_enable_ip+0x159/0x270 [ 853.803620] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 853.809266] sctp_sendmsg+0xf71/0x1610 [ 853.813456] ? sctp_id2assoc+0x2c0/0x2c0 [ 853.817987] ? avc_has_perm_noaudit+0x520/0x520 [ 853.823071] inet_sendmsg+0x12e/0x590 [ 853.826978] ? ipip_gro_receive+0x100/0x100 [ 853.831390] sock_sendmsg+0xcf/0x120 [ 853.835125] sock_write_iter+0x283/0x3c0 [ 853.839196] ? sock_sendmsg+0x120/0x120 [ 853.843254] ? selinux_file_open+0x420/0x420 [ 853.847962] do_iter_readv_writev+0x50c/0x790 [ 853.853409] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 853.858368] ? selinux_file_permission+0x87/0x520 [ 853.864940] ? security_file_permission+0x84/0x220 [ 853.870423] do_iter_write+0x185/0x5e0 [ 853.874885] ? __fget+0x319/0x510 [ 853.878969] vfs_writev+0x1b3/0x2f0 [ 853.887584] ? vfs_iter_write+0xa0/0xa0 [ 853.891787] ? check_preemption_disabled+0x41/0x280 [ 853.896900] ? __fget+0x340/0x510 [ 853.900701] ? iterate_fd+0x350/0x350 [ 853.904954] ? __mutex_unlock_slowpath+0xea/0x670 [ 853.910116] ? check_preemption_disabled+0x41/0x280 [ 853.916447] ? __fget_light+0x1d1/0x230 [ 853.921000] do_writev+0x136/0x330 [ 853.926271] ? vfs_writev+0x2f0/0x2f0 [ 853.933380] ? __ia32_sys_clock_settime+0x260/0x260 [ 853.939092] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 853.946245] ? trace_hardirqs_off_caller+0x55/0x210 [ 853.952488] ? do_syscall_64+0x21/0x620 [ 853.956584] do_syscall_64+0xf9/0x620 [ 853.960534] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.965728] RIP: 0033:0x45c889 [ 853.970762] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.990123] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 14:54:01 executing program 1 (fault-call:4 fault-nth:12): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 853.998002] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 854.006276] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 854.013630] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 854.021696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 854.029509] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000b 14:54:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) keyctl$join(0x1, 0x0) syz_open_dev$video(&(0x7f0000000040)='/dev/video#\x00', 0x0, 0x849ed00edb035ec) r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000000)={0x500, 0x0, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x98}}, 0x0) [ 854.090801] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 854.107102] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:02 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x60}}}, 0x24}}, 0x0) [ 854.131461] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 854.146120] FAULT_INJECTION: forcing a failure. [ 854.146120] name failslab, interval 1, probability 0, space 0, times 0 14:54:02 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:02 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x300, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 854.243385] CPU: 1 PID: 2370 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 854.251257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.260799] Call Trace: [ 854.263415] dump_stack+0x188/0x20d [ 854.267084] should_fail.cold+0xa/0x1b [ 854.275774] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 854.280910] ? __lock_is_held+0xad/0x140 [ 854.285024] __should_failslab+0x115/0x180 [ 854.290854] should_failslab+0x5/0xf [ 854.294598] kmem_cache_alloc+0x29f/0x710 [ 854.299563] ? skb_trim+0x180/0x180 [ 854.303247] ? lock_downgrade+0x740/0x740 [ 854.308131] sctp_chunkify+0x46/0x290 [ 854.312479] _sctp_make_chunk+0x149/0x260 [ 854.316691] sctp_make_datafrag_empty+0x162/0x230 [ 854.321568] ? sctp_make_ecne+0x110/0x110 [ 854.325761] sctp_datamsg_from_user+0x613/0x1190 [ 854.326119] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 854.330551] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 854.330580] ? find_held_lock+0x2d/0x110 [ 854.330595] ? lock_sock_nested+0xa6/0x110 [ 854.330610] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 854.330628] ? lock_acquire+0x170/0x400 [ 854.347088] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 854.350457] ? mark_held_locks+0xa6/0xf0 [ 854.350476] ? __local_bh_enable_ip+0x159/0x270 [ 854.350490] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 854.350509] sctp_sendmsg+0xf71/0x1610 14:54:02 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev={0xac, 0x14, 0x14, 0x60}}}}}}}, 0x2a) [ 854.350531] ? sctp_id2assoc+0x2c0/0x2c0 [ 854.350564] ? avc_has_perm_noaudit+0x520/0x520 [ 854.350585] inet_sendmsg+0x12e/0x590 [ 854.402955] ? ipip_gro_receive+0x100/0x100 [ 854.407306] sock_sendmsg+0xcf/0x120 [ 854.411052] sock_write_iter+0x283/0x3c0 [ 854.415140] ? sock_sendmsg+0x120/0x120 [ 854.419152] ? selinux_file_open+0x420/0x420 [ 854.423768] do_iter_readv_writev+0x50c/0x790 [ 854.428290] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 854.433080] ? selinux_file_permission+0x87/0x520 [ 854.437948] ? security_file_permission+0x84/0x220 [ 854.443019] do_iter_write+0x185/0x5e0 [ 854.446940] ? __fget+0x319/0x510 [ 854.450419] vfs_writev+0x1b3/0x2f0 [ 854.454418] ? vfs_iter_write+0xa0/0xa0 [ 854.458419] ? check_preemption_disabled+0x41/0x280 [ 854.463825] ? __fget+0x340/0x510 [ 854.468011] ? iterate_fd+0x350/0x350 [ 854.471936] ? __mutex_unlock_slowpath+0xea/0x670 [ 854.476809] ? check_preemption_disabled+0x41/0x280 [ 854.481939] ? __fget_light+0x1d1/0x230 [ 854.486850] do_writev+0x136/0x330 [ 854.490419] ? vfs_writev+0x2f0/0x2f0 [ 854.494393] ? __ia32_sys_clock_settime+0x260/0x260 [ 854.499448] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 854.505966] ? trace_hardirqs_off_caller+0x55/0x210 [ 854.512136] ? do_syscall_64+0x21/0x620 [ 854.516140] do_syscall_64+0xf9/0x620 [ 854.519965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 854.525162] RIP: 0033:0x45c889 [ 854.528362] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 854.547283] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 854.556031] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 854.563307] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 854.570786] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 854.578063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 854.585507] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000c 14:54:02 executing program 1 (fault-call:4 fault-nth:13): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x113, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 854.640568] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2393 comm=syz-executor.0 [ 854.651775] FAULT_INJECTION: forcing a failure. [ 854.651775] name failslab, interval 1, probability 0, space 0, times 0 [ 854.681310] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 854.692592] CPU: 1 PID: 2421 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 854.700448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.711058] Call Trace: [ 854.713694] dump_stack+0x188/0x20d [ 854.717354] should_fail.cold+0xa/0x1b [ 854.721274] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 854.726425] ? __lock_is_held+0xad/0x140 [ 854.730528] __should_failslab+0x115/0x180 [ 854.734804] should_failslab+0x5/0xf [ 854.738546] kmem_cache_alloc_node+0x260/0x730 [ 854.743241] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 854.747867] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 854.752659] __alloc_skb+0xba/0x5b0 [ 854.756319] ? skb_trim+0x180/0x180 [ 854.760061] ? iov_iter_advance+0x219/0xe10 [ 854.764425] _sctp_make_chunk+0x50/0x260 [ 854.768550] sctp_make_datafrag_empty+0x162/0x230 [ 854.773419] ? sctp_make_ecne+0x110/0x110 [ 854.777694] sctp_datamsg_from_user+0x613/0x1190 [ 854.782490] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 854.787104] ? find_held_lock+0x2d/0x110 [ 854.791197] ? lock_sock_nested+0xa6/0x110 [ 854.795467] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 854.801041] ? lock_acquire+0x170/0x400 [ 854.805143] ? mark_held_locks+0xa6/0xf0 [ 854.809232] ? __local_bh_enable_ip+0x159/0x270 [ 854.814221] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 854.819443] sctp_sendmsg+0xf71/0x1610 [ 854.821613] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 854.823883] ? sctp_id2assoc+0x2c0/0x2c0 [ 854.823915] ? avc_has_perm_noaudit+0x520/0x520 [ 854.823938] inet_sendmsg+0x12e/0x590 [ 854.823957] ? ipip_gro_receive+0x100/0x100 [ 854.835784] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 854.839632] sock_sendmsg+0xcf/0x120 [ 854.839650] sock_write_iter+0x283/0x3c0 [ 854.839665] ? sock_sendmsg+0x120/0x120 [ 854.839694] ? selinux_file_open+0x420/0x420 [ 854.839714] do_iter_readv_writev+0x50c/0x790 [ 854.839730] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 854.839745] ? selinux_file_permission+0x87/0x520 [ 854.839764] ? security_file_permission+0x84/0x220 [ 854.839783] do_iter_write+0x185/0x5e0 [ 854.897450] ? __fget+0x319/0x510 [ 854.901098] vfs_writev+0x1b3/0x2f0 [ 854.904738] ? vfs_iter_write+0xa0/0xa0 [ 854.908715] ? check_preemption_disabled+0x41/0x280 [ 854.913761] ? __fget+0x340/0x510 [ 854.917493] ? iterate_fd+0x350/0x350 [ 854.921397] ? __mutex_unlock_slowpath+0xea/0x670 [ 854.926270] ? check_preemption_disabled+0x41/0x280 [ 854.931430] ? __fget_light+0x1d1/0x230 [ 854.935589] do_writev+0x136/0x330 [ 854.939151] ? vfs_writev+0x2f0/0x2f0 [ 854.943036] ? __ia32_sys_clock_settime+0x260/0x260 [ 854.948087] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 854.952856] ? trace_hardirqs_off_caller+0x55/0x210 [ 854.958000] ? do_syscall_64+0x21/0x620 [ 854.962269] do_syscall_64+0xf9/0x620 [ 854.966199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 854.971399] RIP: 0033:0x45c889 [ 854.974618] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 854.994321] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 855.002148] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 855.009711] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 855.017343] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 855.025441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 855.033626] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000d 14:54:02 executing program 1 (fault-call:4 fault-nth:14): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 855.075432] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2385 comm=syz-executor.4 [ 855.127367] FAULT_INJECTION: forcing a failure. [ 855.127367] name failslab, interval 1, probability 0, space 0, times 0 14:54:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xf0}}}, 0x24}}, 0x0) [ 855.176415] CPU: 1 PID: 2443 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 855.184353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.193730] Call Trace: [ 855.196347] dump_stack+0x188/0x20d [ 855.200005] should_fail.cold+0xa/0x1b [ 855.203931] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 855.209057] ? __lock_is_held+0xad/0x140 [ 855.213157] __should_failslab+0x115/0x180 [ 855.217498] should_failslab+0x5/0xf [ 855.221329] kmem_cache_alloc_node_trace+0x272/0x750 [ 855.226581] __kmalloc_node_track_caller+0x38/0x70 [ 855.231737] __kmalloc_reserve.isra.0+0x39/0xe0 [ 855.236434] __alloc_skb+0xef/0x5b0 [ 855.240094] ? skb_trim+0x180/0x180 [ 855.243944] ? iov_iter_advance+0x219/0xe10 [ 855.248392] _sctp_make_chunk+0x50/0x260 [ 855.252834] sctp_make_datafrag_empty+0x162/0x230 [ 855.257800] ? sctp_make_ecne+0x110/0x110 [ 855.261972] sctp_datamsg_from_user+0x613/0x1190 [ 855.267174] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 855.271814] ? find_held_lock+0x2d/0x110 [ 855.276006] ? lock_sock_nested+0xa6/0x110 [ 855.281334] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 855.287544] ? lock_acquire+0x170/0x400 [ 855.291635] ? mark_held_locks+0xa6/0xf0 [ 855.295904] ? __local_bh_enable_ip+0x159/0x270 [ 855.300597] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 855.306141] sctp_sendmsg+0xf71/0x1610 [ 855.310073] ? sctp_id2assoc+0x2c0/0x2c0 [ 855.314710] ? avc_has_perm_noaudit+0x520/0x520 [ 855.319411] inet_sendmsg+0x12e/0x590 [ 855.323374] ? ipip_gro_receive+0x100/0x100 [ 855.327729] sock_sendmsg+0xcf/0x120 [ 855.331462] sock_write_iter+0x283/0x3c0 [ 855.335571] ? sock_sendmsg+0x120/0x120 [ 855.339572] ? selinux_file_open+0x420/0x420 [ 855.344014] do_iter_readv_writev+0x50c/0x790 [ 855.348534] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 855.353316] ? selinux_file_permission+0x87/0x520 [ 855.358184] ? security_file_permission+0x84/0x220 [ 855.363252] do_iter_write+0x185/0x5e0 [ 855.367271] ? __fget+0x319/0x510 [ 855.370912] vfs_writev+0x1b3/0x2f0 [ 855.374655] ? vfs_iter_write+0xa0/0xa0 [ 855.379350] ? check_preemption_disabled+0x41/0x280 [ 855.384392] ? __fget+0x340/0x510 [ 855.388038] ? iterate_fd+0x350/0x350 [ 855.391858] ? __mutex_unlock_slowpath+0xea/0x670 [ 855.396829] ? check_preemption_disabled+0x41/0x280 [ 855.401881] ? __fget_light+0x1d1/0x230 [ 855.405877] do_writev+0x136/0x330 [ 855.409452] ? vfs_writev+0x2f0/0x2f0 [ 855.413270] ? __ia32_sys_clock_settime+0x260/0x260 [ 855.418318] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 855.423095] ? trace_hardirqs_off_caller+0x55/0x210 [ 855.428143] ? do_syscall_64+0x21/0x620 [ 855.432408] do_syscall_64+0xf9/0x620 [ 855.436229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 855.441415] RIP: 0033:0x45c889 [ 855.444786] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 855.465533] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 855.473855] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 855.481137] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 855.488712] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 855.496083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 855.503359] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000e 14:54:03 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:03 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x500, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:03 executing program 2: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='oom_score_adj\x00') pread64(r0, 0x0, 0x0, 0x0) r1 = openat$mice(0xffffffffffffff9c, &(0x7f0000000040)='/dev/input/mice\x00', 0x482140) ioctl$VIDIOC_S_AUDOUT(r1, 0x40345632, &(0x7f0000000080)={0xffffffff, "a42e6e28af643cb2cd8a7b6ea397fb54bc5d5f1408efcc516964b07295fda56a", 0x2}) 14:54:03 executing program 1 (fault-call:4 fault-nth:15): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 855.634863] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 855.684813] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2448 comm=syz-executor.0 [ 855.717182] FAULT_INJECTION: forcing a failure. [ 855.717182] name failslab, interval 1, probability 0, space 0, times 0 [ 855.743066] CPU: 0 PID: 2473 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 855.751542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.761339] Call Trace: [ 855.763936] dump_stack+0x188/0x20d [ 855.767657] should_fail.cold+0xa/0x1b [ 855.771555] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 855.776659] ? __lock_is_held+0xad/0x140 [ 855.780746] __should_failslab+0x115/0x180 [ 855.784991] should_failslab+0x5/0xf [ 855.788700] kmem_cache_alloc+0x29f/0x710 [ 855.792860] ? skb_trim+0x180/0x180 [ 855.796500] sctp_chunkify+0x46/0x290 [ 855.800313] _sctp_make_chunk+0x149/0x260 [ 855.804462] sctp_make_datafrag_empty+0x162/0x230 [ 855.809594] ? sctp_make_ecne+0x110/0x110 [ 855.813986] sctp_datamsg_from_user+0x613/0x1190 [ 855.818783] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 855.823929] ? find_held_lock+0x2d/0x110 [ 855.828092] ? lock_sock_nested+0xa6/0x110 [ 855.832328] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 855.838337] ? lock_acquire+0x170/0x400 [ 855.842351] ? mark_held_locks+0xa6/0xf0 [ 855.846519] ? __local_bh_enable_ip+0x159/0x270 [ 855.851546] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 855.856695] sctp_sendmsg+0xf71/0x1610 [ 855.860900] ? sctp_id2assoc+0x2c0/0x2c0 [ 855.865263] ? avc_has_perm_noaudit+0x520/0x520 [ 855.870027] inet_sendmsg+0x12e/0x590 [ 855.873826] ? ipip_gro_receive+0x100/0x100 [ 855.878148] sock_sendmsg+0xcf/0x120 [ 855.881859] sock_write_iter+0x283/0x3c0 [ 855.886179] ? sock_sendmsg+0x120/0x120 [ 855.890251] ? selinux_file_open+0x420/0x420 [ 855.895620] do_iter_readv_writev+0x50c/0x790 [ 855.900738] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 855.905492] ? selinux_file_permission+0x87/0x520 [ 855.910349] ? security_file_permission+0x84/0x220 [ 855.915738] do_iter_write+0x185/0x5e0 [ 855.919628] ? __fget+0x319/0x510 [ 855.923448] vfs_writev+0x1b3/0x2f0 [ 855.927073] ? vfs_iter_write+0xa0/0xa0 [ 855.931047] ? check_preemption_disabled+0x41/0x280 [ 855.936183] ? __fget+0x340/0x510 [ 855.939639] ? iterate_fd+0x350/0x350 [ 855.943439] ? __mutex_unlock_slowpath+0xea/0x670 [ 855.948280] ? check_preemption_disabled+0x41/0x280 [ 855.953311] ? __fget_light+0x1d1/0x230 [ 855.957307] do_writev+0x136/0x330 [ 855.960846] ? vfs_writev+0x2f0/0x2f0 [ 855.964683] ? __ia32_sys_clock_settime+0x260/0x260 [ 855.969906] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 855.974832] ? trace_hardirqs_off_caller+0x55/0x210 [ 855.980029] ? do_syscall_64+0x21/0x620 [ 855.984715] do_syscall_64+0xf9/0x620 [ 855.988528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 855.993713] RIP: 0033:0x45c889 [ 855.996932] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 856.015838] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 856.023717] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 856.030984] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 856.038248] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 856.045511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 856.052783] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000000f [ 856.096935] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x300}}}, 0x24}}, 0x0) 14:54:04 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:04 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x3) 14:54:04 executing program 2: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='oom_score_adj\x00') pread64(r0, 0x0, 0x0, 0x0) r1 = openat$mice(0xffffffffffffff9c, &(0x7f0000000040)='/dev/input/mice\x00', 0x482140) ioctl$VIDIOC_S_AUDOUT(r1, 0x40345632, &(0x7f0000000080)={0xffffffff, "a42e6e28af643cb2cd8a7b6ea397fb54bc5d5f1408efcc516964b07295fda56a", 0x2}) [ 856.202396] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2469 comm=syz-executor.4 [ 856.233254] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:04 executing program 1 (fault-call:4 fault-nth:16): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 856.247900] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2498 comm=syz-executor.0 14:54:04 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x600, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:04 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x500, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:04 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x600}}}, 0x24}}, 0x0) [ 856.372378] FAULT_INJECTION: forcing a failure. [ 856.372378] name failslab, interval 1, probability 0, space 0, times 0 [ 856.406321] CPU: 1 PID: 2519 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 856.414181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.423563] Call Trace: [ 856.426184] dump_stack+0x188/0x20d [ 856.429852] should_fail.cold+0xa/0x1b [ 856.433875] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 856.439008] ? __lock_is_held+0xad/0x140 [ 856.443280] __should_failslab+0x115/0x180 [ 856.447633] should_failslab+0x5/0xf [ 856.451370] kmem_cache_alloc_node+0x260/0x730 [ 856.456155] ? __lock_is_held+0xad/0x140 [ 856.460436] __alloc_skb+0xba/0x5b0 [ 856.464180] ? skb_trim+0x180/0x180 [ 856.467843] ? lock_downgrade+0x740/0x740 [ 856.472025] ? iov_iter_advance+0x219/0xe10 [ 856.476381] _sctp_make_chunk+0x50/0x260 [ 856.480469] sctp_make_datafrag_empty+0x162/0x230 [ 856.486007] ? sctp_make_ecne+0x110/0x110 [ 856.490413] sctp_datamsg_from_user+0x613/0x1190 [ 856.495226] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 856.499859] ? find_held_lock+0x2d/0x110 [ 856.503958] ? lock_sock_nested+0xa6/0x110 [ 856.508213] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 856.513819] ? lock_acquire+0x170/0x400 [ 856.517807] ? mark_held_locks+0xa6/0xf0 [ 856.521971] ? __local_bh_enable_ip+0x159/0x270 [ 856.526716] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 856.531874] sctp_sendmsg+0xf71/0x1610 [ 856.535795] ? sctp_id2assoc+0x2c0/0x2c0 [ 856.539878] ? avc_has_perm_noaudit+0x520/0x520 [ 856.544562] inet_sendmsg+0x12e/0x590 [ 856.548449] ? ipip_gro_receive+0x100/0x100 [ 856.552777] sock_sendmsg+0xcf/0x120 [ 856.556702] sock_write_iter+0x283/0x3c0 [ 856.560809] ? sock_sendmsg+0x120/0x120 [ 856.565319] ? selinux_file_open+0x420/0x420 [ 856.570021] do_iter_readv_writev+0x50c/0x790 [ 856.574881] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 856.579995] ? selinux_file_permission+0x87/0x520 [ 856.584962] ? security_file_permission+0x84/0x220 [ 856.589997] do_iter_write+0x185/0x5e0 [ 856.594114] ? __fget+0x319/0x510 [ 856.597686] vfs_writev+0x1b3/0x2f0 [ 856.601325] ? vfs_iter_write+0xa0/0xa0 [ 856.605314] ? check_preemption_disabled+0x41/0x280 [ 856.610692] ? __fget+0x340/0x510 [ 856.614178] ? iterate_fd+0x350/0x350 [ 856.617984] ? __mutex_unlock_slowpath+0xea/0x670 [ 856.622894] ? check_preemption_disabled+0x41/0x280 [ 856.627931] ? __fget_light+0x1d1/0x230 [ 856.631919] do_writev+0x136/0x330 [ 856.635483] ? vfs_writev+0x2f0/0x2f0 [ 856.639278] ? __ia32_sys_clock_settime+0x260/0x260 [ 856.644380] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 856.649131] ? trace_hardirqs_off_caller+0x55/0x210 [ 856.654174] ? do_syscall_64+0x21/0x620 [ 856.658156] do_syscall_64+0xf9/0x620 [ 856.661982] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 856.667186] RIP: 0033:0x45c889 [ 856.670377] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 856.689275] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 856.697461] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 856.704733] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 856.712005] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 856.719492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 856.726770] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000010 14:54:04 executing program 1 (fault-call:4 fault-nth:17): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 856.859047] FAULT_INJECTION: forcing a failure. [ 856.859047] name failslab, interval 1, probability 0, space 0, times 0 [ 856.877141] CPU: 0 PID: 2562 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 856.886317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.895860] Call Trace: [ 856.898582] dump_stack+0x188/0x20d [ 856.902236] should_fail.cold+0xa/0x1b [ 856.906149] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 856.911271] ? __lock_is_held+0xad/0x140 [ 856.915376] __should_failslab+0x115/0x180 [ 856.919626] should_failslab+0x5/0xf [ 856.923354] kmem_cache_alloc_node_trace+0x272/0x750 [ 856.928565] __kmalloc_node_track_caller+0x38/0x70 [ 856.933689] __kmalloc_reserve.isra.0+0x39/0xe0 [ 856.938376] __alloc_skb+0xef/0x5b0 [ 856.942018] ? skb_trim+0x180/0x180 [ 856.945657] ? lock_downgrade+0x740/0x740 [ 856.949834] ? iov_iter_advance+0x219/0xe10 [ 856.954193] _sctp_make_chunk+0x50/0x260 [ 856.958294] sctp_make_datafrag_empty+0x162/0x230 [ 856.963169] ? sctp_make_ecne+0x110/0x110 [ 856.967350] sctp_datamsg_from_user+0x613/0x1190 [ 856.972135] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 856.976740] ? find_held_lock+0x2d/0x110 [ 856.980814] ? lock_sock_nested+0xa6/0x110 [ 856.985065] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 856.990531] ? lock_acquire+0x170/0x400 [ 856.994526] ? mark_held_locks+0xa6/0xf0 [ 856.998645] ? __local_bh_enable_ip+0x159/0x270 [ 857.003341] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 857.008469] sctp_sendmsg+0xf71/0x1610 [ 857.012377] ? sctp_id2assoc+0x2c0/0x2c0 [ 857.016482] ? avc_has_perm_noaudit+0x520/0x520 [ 857.021179] inet_sendmsg+0x12e/0x590 [ 857.024991] ? ipip_gro_receive+0x100/0x100 [ 857.029322] sock_sendmsg+0xcf/0x120 [ 857.033044] sock_write_iter+0x283/0x3c0 [ 857.037113] ? sock_sendmsg+0x120/0x120 [ 857.041112] ? selinux_file_open+0x420/0x420 [ 857.045562] do_iter_readv_writev+0x50c/0x790 [ 857.050077] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 857.054844] ? selinux_file_permission+0x87/0x520 [ 857.059707] ? security_file_permission+0x84/0x220 [ 857.064656] do_iter_write+0x185/0x5e0 [ 857.068565] ? __fget+0x319/0x510 [ 857.072035] vfs_writev+0x1b3/0x2f0 [ 857.075681] ? vfs_iter_write+0xa0/0xa0 [ 857.079682] ? check_preemption_disabled+0x41/0x280 [ 857.084737] ? __fget+0x340/0x510 [ 857.088211] ? iterate_fd+0x350/0x350 [ 857.092026] ? __mutex_unlock_slowpath+0xea/0x670 [ 857.096878] ? check_preemption_disabled+0x41/0x280 [ 857.101909] ? __fget_light+0x1d1/0x230 [ 857.105892] do_writev+0x136/0x330 [ 857.109483] ? vfs_writev+0x2f0/0x2f0 [ 857.113289] ? __ia32_sys_clock_settime+0x260/0x260 [ 857.118350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 857.123143] ? trace_hardirqs_off_caller+0x55/0x210 [ 857.128218] ? do_syscall_64+0x21/0x620 [ 857.132242] do_syscall_64+0xf9/0x620 [ 857.136083] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 857.141273] RIP: 0033:0x45c889 [ 857.144574] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 857.163625] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 857.172287] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 857.175633] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2563 comm=syz-executor.0 [ 857.180293] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 857.180302] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 14:54:05 executing program 1 (fault-call:4 fault-nth:18): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 857.180308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 857.180318] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000011 [ 857.189766] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2565 comm=syz-executor.4 [ 857.267609] nla_parse: 7 callbacks suppressed [ 857.267619] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 857.299350] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:05 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 857.311975] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 857.323243] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 857.344245] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 857.353598] FAULT_INJECTION: forcing a failure. [ 857.353598] name failslab, interval 1, probability 0, space 0, times 0 [ 857.377138] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 857.386371] CPU: 1 PID: 2575 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 857.394215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.403609] Call Trace: [ 857.406230] dump_stack+0x188/0x20d [ 857.409879] should_fail.cold+0xa/0x1b [ 857.413782] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 857.419318] ? __lock_is_held+0xad/0x140 [ 857.423728] __should_failslab+0x115/0x180 [ 857.427983] should_failslab+0x5/0xf [ 857.431699] kmem_cache_alloc+0x29f/0x710 [ 857.435973] ? skb_trim+0x180/0x180 [ 857.439609] ? lock_downgrade+0x740/0x740 [ 857.443811] sctp_chunkify+0x46/0x290 [ 857.447606] _sctp_make_chunk+0x149/0x260 [ 857.451826] sctp_make_datafrag_empty+0x162/0x230 [ 857.456670] ? sctp_make_ecne+0x110/0x110 [ 857.460873] sctp_datamsg_from_user+0x613/0x1190 [ 857.465774] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 857.470365] ? find_held_lock+0x2d/0x110 [ 857.474428] ? lock_sock_nested+0xa6/0x110 [ 857.478655] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 857.484098] ? lock_acquire+0x170/0x400 [ 857.488081] ? mark_held_locks+0xa6/0xf0 [ 857.492143] ? __local_bh_enable_ip+0x159/0x270 [ 857.496829] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 857.501951] sctp_sendmsg+0xf71/0x1610 [ 857.505840] ? sctp_id2assoc+0x2c0/0x2c0 [ 857.509899] ? avc_has_perm_noaudit+0x520/0x520 [ 857.514562] inet_sendmsg+0x12e/0x590 [ 857.518600] ? ipip_gro_receive+0x100/0x100 [ 857.522934] sock_sendmsg+0xcf/0x120 [ 857.526730] sock_write_iter+0x283/0x3c0 [ 857.530816] ? sock_sendmsg+0x120/0x120 [ 857.534839] ? selinux_file_open+0x420/0x420 [ 857.539313] do_iter_readv_writev+0x50c/0x790 [ 857.543812] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 857.548798] ? selinux_file_permission+0x87/0x520 [ 857.553732] ? security_file_permission+0x84/0x220 [ 857.558705] do_iter_write+0x185/0x5e0 [ 857.562597] ? __fget+0x319/0x510 [ 857.566055] vfs_writev+0x1b3/0x2f0 [ 857.569673] ? vfs_iter_write+0xa0/0xa0 [ 857.574071] ? check_preemption_disabled+0x41/0x280 [ 857.579088] ? __fget+0x340/0x510 [ 857.582633] ? iterate_fd+0x350/0x350 [ 857.586458] ? __mutex_unlock_slowpath+0xea/0x670 [ 857.591321] ? check_preemption_disabled+0x41/0x280 [ 857.596533] ? __fget_light+0x1d1/0x230 [ 857.600531] do_writev+0x136/0x330 [ 857.604086] ? vfs_writev+0x2f0/0x2f0 [ 857.608052] ? __ia32_sys_clock_settime+0x260/0x260 [ 857.613071] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 857.617835] ? trace_hardirqs_off_caller+0x55/0x210 [ 857.623262] ? do_syscall_64+0x21/0x620 [ 857.627258] do_syscall_64+0xf9/0x620 [ 857.631060] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 857.636242] RIP: 0033:0x45c889 [ 857.639495] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 857.658764] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 857.666482] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 14:54:05 executing program 1 (fault-call:4 fault-nth:19): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 857.673757] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 857.681026] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 857.688289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 857.695578] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000012 [ 857.748158] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 857.749685] FAULT_INJECTION: forcing a failure. [ 857.749685] name failslab, interval 1, probability 0, space 0, times 0 [ 857.756859] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 857.778166] CPU: 1 PID: 2589 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 857.786456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.795919] Call Trace: 14:54:05 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xa00}}}, 0x24}}, 0x0) [ 857.798616] dump_stack+0x188/0x20d [ 857.802799] should_fail.cold+0xa/0x1b [ 857.806721] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 857.811853] ? __lock_is_held+0xad/0x140 [ 857.815957] __should_failslab+0x115/0x180 [ 857.820216] should_failslab+0x5/0xf [ 857.824043] kmem_cache_alloc_node+0x260/0x730 [ 857.828686] ? __lock_is_held+0xad/0x140 [ 857.832783] __alloc_skb+0xba/0x5b0 [ 857.836468] ? skb_trim+0x180/0x180 [ 857.840211] ? lock_downgrade+0x740/0x740 [ 857.844394] ? iov_iter_advance+0x219/0xe10 [ 857.848751] _sctp_make_chunk+0x50/0x260 [ 857.852944] sctp_make_datafrag_empty+0x162/0x230 [ 857.857993] ? sctp_make_ecne+0x110/0x110 [ 857.862184] sctp_datamsg_from_user+0x613/0x1190 [ 857.867168] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 857.871790] ? find_held_lock+0x2d/0x110 [ 857.875877] ? lock_sock_nested+0xa6/0x110 [ 857.880139] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 857.887605] ? lock_acquire+0x170/0x400 [ 857.891672] ? mark_held_locks+0xa6/0xf0 [ 857.895787] ? __local_bh_enable_ip+0x159/0x270 [ 857.900550] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 857.906232] sctp_sendmsg+0xf71/0x1610 [ 857.910120] ? sctp_id2assoc+0x2c0/0x2c0 [ 857.914217] ? avc_has_perm_noaudit+0x520/0x520 [ 857.918999] inet_sendmsg+0x12e/0x590 [ 857.922807] ? ipip_gro_receive+0x100/0x100 [ 857.927119] sock_sendmsg+0xcf/0x120 [ 857.930878] sock_write_iter+0x283/0x3c0 [ 857.934962] ? sock_sendmsg+0x120/0x120 [ 857.938935] ? selinux_file_open+0x420/0x420 [ 857.943363] do_iter_readv_writev+0x50c/0x790 [ 857.947895] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 857.952767] ? selinux_file_permission+0x87/0x520 [ 857.957612] ? security_file_permission+0x84/0x220 [ 857.962569] do_iter_write+0x185/0x5e0 [ 857.966475] ? __fget+0x319/0x510 [ 857.969936] vfs_writev+0x1b3/0x2f0 [ 857.973553] ? vfs_iter_write+0xa0/0xa0 [ 857.977525] ? check_preemption_disabled+0x41/0x280 [ 857.982550] ? __fget+0x340/0x510 [ 857.986026] ? iterate_fd+0x350/0x350 [ 857.989833] ? __mutex_unlock_slowpath+0xea/0x670 [ 857.994670] ? check_preemption_disabled+0x41/0x280 [ 858.001259] ? __fget_light+0x1d1/0x230 [ 858.005228] do_writev+0x136/0x330 [ 858.008765] ? vfs_writev+0x2f0/0x2f0 [ 858.012568] ? __ia32_sys_clock_settime+0x260/0x260 [ 858.017583] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 858.022338] ? trace_hardirqs_off_caller+0x55/0x210 [ 858.027450] ? do_syscall_64+0x21/0x620 [ 858.031443] do_syscall_64+0xf9/0x620 [ 858.035265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 858.040456] RIP: 0033:0x45c889 [ 858.043655] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 858.062562] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 858.070274] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 858.077538] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 858.084805] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 858.092081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 14:54:06 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x500, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 858.099880] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000013 [ 858.128084] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 858.183973] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:06 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x4) 14:54:06 executing program 1 (fault-call:4 fault-nth:20): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:06 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:06 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x700, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 858.223616] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2604 comm=syz-executor.0 14:54:06 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xc00}}}, 0x24}}, 0x0) [ 858.306288] FAULT_INJECTION: forcing a failure. [ 858.306288] name failslab, interval 1, probability 0, space 0, times 0 [ 858.335594] CPU: 1 PID: 2621 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 858.343997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.353470] Call Trace: [ 858.356088] dump_stack+0x188/0x20d [ 858.359771] should_fail.cold+0xa/0x1b [ 858.363695] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 858.368832] ? __lock_is_held+0xad/0x140 [ 858.372933] __should_failslab+0x115/0x180 [ 858.377197] should_failslab+0x5/0xf [ 858.381745] kmem_cache_alloc_node_trace+0x272/0x750 [ 858.387287] __kmalloc_node_track_caller+0x38/0x70 [ 858.392258] __kmalloc_reserve.isra.0+0x39/0xe0 [ 858.396967] __alloc_skb+0xef/0x5b0 [ 858.400663] ? skb_trim+0x180/0x180 [ 858.404328] ? lock_downgrade+0x740/0x740 [ 858.408766] ? iov_iter_advance+0x219/0xe10 [ 858.413243] _sctp_make_chunk+0x50/0x260 [ 858.417337] sctp_make_datafrag_empty+0x162/0x230 [ 858.422222] ? sctp_make_ecne+0x110/0x110 [ 858.426407] sctp_datamsg_from_user+0x613/0x1190 [ 858.431211] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 858.438089] ? find_held_lock+0x2d/0x110 [ 858.442623] ? lock_sock_nested+0xa6/0x110 [ 858.448733] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 858.454222] ? lock_acquire+0x170/0x400 [ 858.458235] ? mark_held_locks+0xa6/0xf0 [ 858.462326] ? __local_bh_enable_ip+0x159/0x270 [ 858.467028] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 858.472214] sctp_sendmsg+0xf71/0x1610 [ 858.476143] ? sctp_id2assoc+0x2c0/0x2c0 [ 858.480342] ? avc_has_perm_noaudit+0x520/0x520 [ 858.485048] inet_sendmsg+0x12e/0x590 [ 858.488962] ? ipip_gro_receive+0x100/0x100 [ 858.493396] sock_sendmsg+0xcf/0x120 [ 858.497143] sock_write_iter+0x283/0x3c0 [ 858.501238] ? sock_sendmsg+0x120/0x120 [ 858.505712] ? selinux_file_open+0x420/0x420 [ 858.510155] do_iter_readv_writev+0x50c/0x790 [ 858.514684] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 858.519475] ? selinux_file_permission+0x87/0x520 [ 858.524452] ? security_file_permission+0x84/0x220 [ 858.529422] do_iter_write+0x185/0x5e0 [ 858.533559] ? __fget+0x319/0x510 [ 858.537027] vfs_writev+0x1b3/0x2f0 [ 858.540780] ? vfs_iter_write+0xa0/0xa0 [ 858.544982] ? check_preemption_disabled+0x41/0x280 [ 858.550020] ? __fget+0x340/0x510 [ 858.553470] ? iterate_fd+0x350/0x350 [ 858.557382] ? __mutex_unlock_slowpath+0xea/0x670 [ 858.562238] ? check_preemption_disabled+0x41/0x280 [ 858.567362] ? __fget_light+0x1d1/0x230 [ 858.571358] do_writev+0x136/0x330 [ 858.574925] ? vfs_writev+0x2f0/0x2f0 [ 858.578757] ? __ia32_sys_clock_settime+0x260/0x260 [ 858.583931] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 858.588703] ? trace_hardirqs_off_caller+0x55/0x210 [ 858.593958] ? do_syscall_64+0x21/0x620 [ 858.597969] do_syscall_64+0xf9/0x620 [ 858.601778] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 858.606968] RIP: 0033:0x45c889 [ 858.610154] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 858.629338] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 858.637060] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 858.644341] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 858.652050] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 858.659418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 858.666728] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000014 14:54:06 executing program 1 (fault-call:4 fault-nth:21): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 858.797738] FAULT_INJECTION: forcing a failure. [ 858.797738] name failslab, interval 1, probability 0, space 0, times 0 [ 858.816590] CPU: 1 PID: 2658 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 858.824575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.833966] Call Trace: [ 858.836572] dump_stack+0x188/0x20d [ 858.840239] should_fail.cold+0xa/0x1b [ 858.844150] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 858.849365] ? __lock_is_held+0xad/0x140 [ 858.853565] __should_failslab+0x115/0x180 [ 858.857813] should_failslab+0x5/0xf [ 858.861532] kmem_cache_alloc+0x29f/0x710 [ 858.867298] ? skb_trim+0x180/0x180 [ 858.870952] ? lock_downgrade+0x740/0x740 [ 858.875119] sctp_chunkify+0x46/0x290 [ 858.878931] _sctp_make_chunk+0x149/0x260 [ 858.883092] sctp_make_datafrag_empty+0x162/0x230 [ 858.887944] ? sctp_make_ecne+0x110/0x110 [ 858.892307] sctp_datamsg_from_user+0x613/0x1190 [ 858.897083] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 858.901699] ? find_held_lock+0x2d/0x110 [ 858.905789] ? lock_sock_nested+0xa6/0x110 [ 858.910716] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 858.916177] ? lock_acquire+0x170/0x400 [ 858.920176] ? mark_held_locks+0xa6/0xf0 [ 858.924456] ? __local_bh_enable_ip+0x159/0x270 [ 858.929340] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 858.935588] sctp_sendmsg+0xf71/0x1610 [ 858.939494] ? sctp_id2assoc+0x2c0/0x2c0 [ 858.943576] ? avc_has_perm_noaudit+0x520/0x520 [ 858.948256] inet_sendmsg+0x12e/0x590 [ 858.956941] ? ipip_gro_receive+0x100/0x100 [ 858.963534] sock_sendmsg+0xcf/0x120 [ 858.967746] sock_write_iter+0x283/0x3c0 [ 858.974172] ? sock_sendmsg+0x120/0x120 [ 858.979345] ? selinux_file_open+0x420/0x420 [ 858.987458] do_iter_readv_writev+0x50c/0x790 [ 858.993649] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 859.000508] ? selinux_file_permission+0x87/0x520 [ 859.006966] ? security_file_permission+0x84/0x220 [ 859.014467] do_iter_write+0x185/0x5e0 [ 859.020753] ? __fget+0x319/0x510 [ 859.026057] vfs_writev+0x1b3/0x2f0 [ 859.030287] ? vfs_iter_write+0xa0/0xa0 [ 859.035156] ? check_preemption_disabled+0x41/0x280 [ 859.041757] ? __fget+0x340/0x510 [ 859.047026] ? iterate_fd+0x350/0x350 [ 859.052639] ? __mutex_unlock_slowpath+0xea/0x670 [ 859.060015] ? check_preemption_disabled+0x41/0x280 [ 859.068339] ? __fget_light+0x1d1/0x230 [ 859.073625] do_writev+0x136/0x330 [ 859.077923] ? vfs_writev+0x2f0/0x2f0 [ 859.083390] ? __ia32_sys_clock_settime+0x260/0x260 [ 859.090745] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 859.096699] ? trace_hardirqs_off_caller+0x55/0x210 [ 859.102779] ? do_syscall_64+0x21/0x620 [ 859.107916] do_syscall_64+0xf9/0x620 [ 859.113762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 859.119975] RIP: 0033:0x45c889 [ 859.124297] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 859.148774] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 859.160033] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 859.171334] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 859.180117] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 859.189546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 859.199557] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000015 [ 859.231479] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2636 comm=syz-executor.4 14:54:07 executing program 1 (fault-call:4 fault-nth:22): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 859.233712] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2661 comm=syz-executor.0 [ 859.333027] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 859.345495] FAULT_INJECTION: forcing a failure. [ 859.345495] name failslab, interval 1, probability 0, space 0, times 0 [ 859.359549] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 859.361607] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 859.370274] CPU: 1 PID: 2674 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 859.388747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.397632] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 859.398384] Call Trace: [ 859.398408] dump_stack+0x188/0x20d [ 859.398430] should_fail.cold+0xa/0x1b [ 859.398448] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 859.398464] ? __lock_is_held+0xad/0x140 [ 859.398489] __should_failslab+0x115/0x180 [ 859.405700] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 859.408192] should_failslab+0x5/0xf [ 859.408205] kmem_cache_alloc_node+0x260/0x730 [ 859.408220] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 859.408240] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 859.463785] __alloc_skb+0xba/0x5b0 [ 859.468362] ? skb_trim+0x180/0x180 [ 859.473158] ? iov_iter_advance+0x219/0xe10 [ 859.478883] _sctp_make_chunk+0x50/0x260 [ 859.485184] sctp_make_datafrag_empty+0x162/0x230 [ 859.491744] ? sctp_make_ecne+0x110/0x110 [ 859.496345] sctp_datamsg_from_user+0x613/0x1190 [ 859.502596] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 859.507586] ? find_held_lock+0x2d/0x110 [ 859.512646] ? lock_sock_nested+0xa6/0x110 [ 859.517349] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 859.524014] ? lock_acquire+0x170/0x400 [ 859.529353] ? mark_held_locks+0xa6/0xf0 [ 859.534275] ? __local_bh_enable_ip+0x159/0x270 [ 859.541372] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 859.549047] sctp_sendmsg+0xf71/0x1610 [ 859.554140] ? sctp_id2assoc+0x2c0/0x2c0 [ 859.559757] ? avc_has_perm_noaudit+0x520/0x520 [ 859.566318] inet_sendmsg+0x12e/0x590 [ 859.572059] ? ipip_gro_receive+0x100/0x100 [ 859.577655] sock_sendmsg+0xcf/0x120 [ 859.582300] sock_write_iter+0x283/0x3c0 [ 859.588359] ? sock_sendmsg+0x120/0x120 [ 859.594006] ? selinux_file_open+0x420/0x420 [ 859.599375] do_iter_readv_writev+0x50c/0x790 [ 859.605924] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 859.612390] ? selinux_file_permission+0x87/0x520 [ 859.620464] ? security_file_permission+0x84/0x220 [ 859.628672] do_iter_write+0x185/0x5e0 [ 859.634821] ? __fget+0x319/0x510 [ 859.639874] vfs_writev+0x1b3/0x2f0 [ 859.645307] ? vfs_iter_write+0xa0/0xa0 [ 859.649877] ? check_preemption_disabled+0x41/0x280 [ 859.655761] ? __fget+0x340/0x510 [ 859.660882] ? iterate_fd+0x350/0x350 [ 859.665837] ? __mutex_unlock_slowpath+0xea/0x670 [ 859.674368] ? check_preemption_disabled+0x41/0x280 [ 859.680896] ? __fget_light+0x1d1/0x230 [ 859.686608] do_writev+0x136/0x330 [ 859.690705] ? vfs_writev+0x2f0/0x2f0 [ 859.695874] ? __ia32_sys_clock_settime+0x260/0x260 [ 859.701943] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 859.707129] ? trace_hardirqs_off_caller+0x55/0x210 [ 859.713138] ? do_syscall_64+0x21/0x620 [ 859.717738] do_syscall_64+0xf9/0x620 [ 859.723063] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 859.729503] RIP: 0033:0x45c889 [ 859.734849] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 859.757433] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 859.767871] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 14:54:07 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 859.777663] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 859.786956] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 859.795675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 859.805972] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000016 14:54:07 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7f5, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 859.855912] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:07 executing program 1 (fault-call:4 fault-nth:23): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:07 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x500, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:07 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xe00}}}, 0x24}}, 0x0) 14:54:07 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0xfdef) 14:54:07 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, 0x0, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 860.066781] FAULT_INJECTION: forcing a failure. [ 860.066781] name failslab, interval 1, probability 0, space 0, times 0 [ 860.124623] CPU: 0 PID: 2710 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 860.132707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.143540] Call Trace: [ 860.146270] dump_stack+0x188/0x20d [ 860.150925] should_fail.cold+0xa/0x1b [ 860.155048] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 860.160329] ? __lock_is_held+0xad/0x140 [ 860.165052] __should_failslab+0x115/0x180 [ 860.169761] should_failslab+0x5/0xf [ 860.173506] kmem_cache_alloc_node_trace+0x272/0x750 [ 860.179544] __kmalloc_node_track_caller+0x38/0x70 [ 860.184730] __kmalloc_reserve.isra.0+0x39/0xe0 [ 860.191847] __alloc_skb+0xef/0x5b0 [ 860.196032] ? skb_trim+0x180/0x180 [ 860.199929] ? iov_iter_advance+0x219/0xe10 [ 860.204271] _sctp_make_chunk+0x50/0x260 [ 860.208866] sctp_make_datafrag_empty+0x162/0x230 [ 860.213822] ? sctp_make_ecne+0x110/0x110 [ 860.218260] sctp_datamsg_from_user+0x613/0x1190 [ 860.224353] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 860.229811] ? find_held_lock+0x2d/0x110 [ 860.235810] ? lock_sock_nested+0xa6/0x110 [ 860.240686] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 860.247287] ? lock_acquire+0x170/0x400 [ 860.251850] ? mark_held_locks+0xa6/0xf0 [ 860.256241] ? __local_bh_enable_ip+0x159/0x270 [ 860.261441] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 860.266551] sctp_sendmsg+0xf71/0x1610 [ 860.270500] ? sctp_id2assoc+0x2c0/0x2c0 [ 860.274566] ? avc_has_perm_noaudit+0x520/0x520 [ 860.279334] inet_sendmsg+0x12e/0x590 [ 860.283151] ? ipip_gro_receive+0x100/0x100 [ 860.287481] sock_sendmsg+0xcf/0x120 [ 860.291202] sock_write_iter+0x283/0x3c0 [ 860.295259] ? sock_sendmsg+0x120/0x120 [ 860.299236] ? selinux_file_open+0x420/0x420 [ 860.303657] do_iter_readv_writev+0x50c/0x790 [ 860.308176] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 860.312941] ? selinux_file_permission+0x87/0x520 [ 860.317793] ? security_file_permission+0x84/0x220 [ 860.322734] do_iter_write+0x185/0x5e0 [ 860.327050] ? __fget+0x319/0x510 [ 860.330499] vfs_writev+0x1b3/0x2f0 [ 860.334129] ? vfs_iter_write+0xa0/0xa0 [ 860.338095] ? check_preemption_disabled+0x41/0x280 [ 860.343105] ? __fget+0x340/0x510 [ 860.346653] ? iterate_fd+0x350/0x350 [ 860.350454] ? __mutex_unlock_slowpath+0xea/0x670 [ 860.355294] ? check_preemption_disabled+0x41/0x280 [ 860.360318] ? __fget_light+0x1d1/0x230 [ 860.364293] do_writev+0x136/0x330 [ 860.367837] ? vfs_writev+0x2f0/0x2f0 [ 860.371724] ? __ia32_sys_clock_settime+0x260/0x260 [ 860.376738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 860.381581] ? trace_hardirqs_off_caller+0x55/0x210 [ 860.386600] ? do_syscall_64+0x21/0x620 [ 860.390582] do_syscall_64+0xf9/0x620 [ 860.394374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 860.399553] RIP: 0033:0x45c889 [ 860.402734] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 860.421641] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 860.429433] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 860.436716] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 860.443987] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 860.451262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 860.458632] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000017 14:54:08 executing program 1 (fault-call:4 fault-nth:24): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 860.485329] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 860.540063] FAULT_INJECTION: forcing a failure. [ 860.540063] name failslab, interval 1, probability 0, space 0, times 0 [ 860.559809] CPU: 0 PID: 2752 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 860.567701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.577156] Call Trace: [ 860.579776] dump_stack+0x188/0x20d [ 860.583972] should_fail.cold+0xa/0x1b [ 860.588696] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 860.593824] ? __lock_is_held+0xad/0x140 [ 860.597945] __should_failslab+0x115/0x180 [ 860.602302] should_failslab+0x5/0xf [ 860.606035] kmem_cache_alloc+0x29f/0x710 [ 860.610215] ? skb_trim+0x180/0x180 [ 860.613966] sctp_chunkify+0x46/0x290 [ 860.617799] _sctp_make_chunk+0x149/0x260 [ 860.621980] sctp_make_datafrag_empty+0x162/0x230 [ 860.624238] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 860.626849] ? sctp_make_ecne+0x110/0x110 [ 860.626873] sctp_datamsg_from_user+0x613/0x1190 [ 860.626900] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 860.647564] ? find_held_lock+0x2d/0x110 [ 860.651645] ? lock_sock_nested+0xa6/0x110 [ 860.655991] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 860.661492] ? lock_acquire+0x170/0x400 [ 860.665762] ? mark_held_locks+0xa6/0xf0 [ 860.668027] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2709 comm=syz-executor.0 [ 860.669937] ? __local_bh_enable_ip+0x159/0x270 [ 860.687119] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 860.692247] sctp_sendmsg+0xf71/0x1610 [ 860.696146] ? sctp_id2assoc+0x2c0/0x2c0 [ 860.700208] ? avc_has_perm_noaudit+0x520/0x520 [ 860.705016] inet_sendmsg+0x12e/0x590 [ 860.708827] ? ipip_gro_receive+0x100/0x100 [ 860.713164] sock_sendmsg+0xcf/0x120 [ 860.716906] sock_write_iter+0x283/0x3c0 [ 860.720983] ? sock_sendmsg+0x120/0x120 [ 860.725489] ? selinux_file_open+0x420/0x420 [ 860.730010] do_iter_readv_writev+0x50c/0x790 [ 860.734506] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 860.739260] ? selinux_file_permission+0x87/0x520 [ 860.744363] ? security_file_permission+0x84/0x220 [ 860.749289] do_iter_write+0x185/0x5e0 [ 860.753257] ? __fget+0x319/0x510 [ 860.756704] vfs_writev+0x1b3/0x2f0 [ 860.760349] ? vfs_iter_write+0xa0/0xa0 [ 860.764313] ? check_preemption_disabled+0x41/0x280 [ 860.769321] ? __fget+0x340/0x510 [ 860.772766] ? iterate_fd+0x350/0x350 [ 860.776571] ? __mutex_unlock_slowpath+0xea/0x670 [ 860.782289] ? check_preemption_disabled+0x41/0x280 [ 860.787301] ? __fget_light+0x1d1/0x230 [ 860.791266] do_writev+0x136/0x330 [ 860.794798] ? vfs_writev+0x2f0/0x2f0 [ 860.798602] ? __ia32_sys_clock_settime+0x260/0x260 [ 860.803631] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 860.808411] ? trace_hardirqs_off_caller+0x55/0x210 [ 860.813708] ? do_syscall_64+0x21/0x620 [ 860.817675] do_syscall_64+0xf9/0x620 [ 860.821480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 860.826656] RIP: 0033:0x45c889 [ 860.829843] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 860.848916] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 860.856630] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 860.863889] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 860.871149] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 860.879450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 14:54:08 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, 0x0, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 860.886806] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000018 14:54:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xf00}}}, 0x24}}, 0x0) 14:54:08 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x500, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:08 executing program 1 (fault-call:4 fault-nth:25): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 860.963955] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2706 comm=syz-executor.4 [ 861.067451] FAULT_INJECTION: forcing a failure. [ 861.067451] name failslab, interval 1, probability 0, space 0, times 0 [ 861.097546] CPU: 1 PID: 2773 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 861.105499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.115758] Call Trace: [ 861.118370] dump_stack+0x188/0x20d [ 861.122021] should_fail.cold+0xa/0x1b [ 861.125933] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 861.131061] ? __lock_is_held+0xad/0x140 [ 861.135147] __should_failslab+0x115/0x180 [ 861.139397] should_failslab+0x5/0xf [ 861.143121] kmem_cache_alloc_node+0x260/0x730 [ 861.147805] ? __lock_is_held+0xad/0x140 [ 861.151976] __alloc_skb+0xba/0x5b0 [ 861.155617] ? skb_trim+0x180/0x180 [ 861.159265] ? lock_downgrade+0x740/0x740 [ 861.163430] ? iov_iter_advance+0x219/0xe10 [ 861.167777] _sctp_make_chunk+0x50/0x260 [ 861.172033] sctp_make_datafrag_empty+0x162/0x230 [ 861.177242] ? sctp_make_ecne+0x110/0x110 [ 861.181435] sctp_datamsg_from_user+0x613/0x1190 [ 861.186218] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 861.190905] ? find_held_lock+0x2d/0x110 [ 861.194980] ? lock_sock_nested+0xa6/0x110 [ 861.199234] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 861.204702] ? lock_acquire+0x170/0x400 [ 861.208690] ? mark_held_locks+0xa6/0xf0 [ 861.212764] ? __local_bh_enable_ip+0x159/0x270 [ 861.217541] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 861.222665] sctp_sendmsg+0xf71/0x1610 [ 861.226601] ? sctp_id2assoc+0x2c0/0x2c0 [ 861.230690] ? avc_has_perm_noaudit+0x520/0x520 [ 861.235386] inet_sendmsg+0x12e/0x590 [ 861.239227] ? ipip_gro_receive+0x100/0x100 [ 861.243561] sock_sendmsg+0xcf/0x120 [ 861.247291] sock_write_iter+0x283/0x3c0 [ 861.251376] ? sock_sendmsg+0x120/0x120 [ 861.255375] ? selinux_file_open+0x420/0x420 [ 861.260070] do_iter_readv_writev+0x50c/0x790 [ 861.264887] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 861.269932] ? selinux_file_permission+0x87/0x520 [ 861.274797] ? security_file_permission+0x84/0x220 [ 861.279926] do_iter_write+0x185/0x5e0 [ 861.283841] ? __fget+0x319/0x510 [ 861.287327] vfs_writev+0x1b3/0x2f0 [ 861.290978] ? vfs_iter_write+0xa0/0xa0 [ 861.295062] ? check_preemption_disabled+0x41/0x280 [ 861.300109] ? __fget+0x340/0x510 [ 861.303585] ? iterate_fd+0x350/0x350 [ 861.307840] ? __mutex_unlock_slowpath+0xea/0x670 [ 861.312957] ? check_preemption_disabled+0x41/0x280 [ 861.318280] ? __fget_light+0x1d1/0x230 [ 861.322278] do_writev+0x136/0x330 [ 861.325819] ? vfs_writev+0x2f0/0x2f0 [ 861.329625] ? __ia32_sys_clock_settime+0x260/0x260 [ 861.334862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 861.339624] ? trace_hardirqs_off_caller+0x55/0x210 [ 861.344665] ? do_syscall_64+0x21/0x620 [ 861.348779] do_syscall_64+0xf9/0x620 [ 861.352729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.358140] RIP: 0033:0x45c889 [ 861.361655] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 861.380688] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 861.388687] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 861.400748] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 861.408046] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 861.415325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 861.422625] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000019 14:54:09 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xa00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:09 executing program 1 (fault-call:4 fault-nth:26): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 861.584492] FAULT_INJECTION: forcing a failure. [ 861.584492] name failslab, interval 1, probability 0, space 0, times 0 [ 861.596976] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 861.622122] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 861.623755] CPU: 1 PID: 2800 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 861.637675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.647383] Call Trace: [ 861.649989] dump_stack+0x188/0x20d [ 861.653874] should_fail.cold+0xa/0x1b [ 861.657764] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 861.663775] ? __lock_is_held+0xad/0x140 [ 861.667928] __should_failslab+0x115/0x180 [ 861.673141] should_failslab+0x5/0xf [ 861.676979] kmem_cache_alloc_node_trace+0x272/0x750 [ 861.682676] __kmalloc_node_track_caller+0x38/0x70 [ 861.688390] __kmalloc_reserve.isra.0+0x39/0xe0 [ 861.693058] __alloc_skb+0xef/0x5b0 [ 861.696679] ? skb_trim+0x180/0x180 [ 861.700309] ? lock_downgrade+0x740/0x740 [ 861.704721] ? iov_iter_advance+0x219/0xe10 [ 861.709048] _sctp_make_chunk+0x50/0x260 [ 861.713107] sctp_make_datafrag_empty+0x162/0x230 [ 861.718057] ? sctp_make_ecne+0x110/0x110 [ 861.722456] sctp_datamsg_from_user+0x613/0x1190 [ 861.727636] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 861.732643] ? find_held_lock+0x2d/0x110 [ 861.736890] ? lock_sock_nested+0xa6/0x110 [ 861.741906] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 861.747349] ? lock_acquire+0x170/0x400 [ 861.751837] ? mark_held_locks+0xa6/0xf0 [ 861.755891] ? __local_bh_enable_ip+0x159/0x270 [ 861.760706] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 861.766039] sctp_sendmsg+0xf71/0x1610 [ 861.770283] ? sctp_id2assoc+0x2c0/0x2c0 [ 861.774380] ? avc_has_perm_noaudit+0x520/0x520 [ 861.779078] inet_sendmsg+0x12e/0x590 [ 861.782880] ? ipip_gro_receive+0x100/0x100 [ 861.787474] sock_sendmsg+0xcf/0x120 [ 861.791282] sock_write_iter+0x283/0x3c0 [ 861.795800] ? sock_sendmsg+0x120/0x120 [ 861.799792] ? selinux_file_open+0x420/0x420 [ 861.804313] do_iter_readv_writev+0x50c/0x790 [ 861.809014] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 861.814799] ? selinux_file_permission+0x87/0x520 [ 861.819920] ? security_file_permission+0x84/0x220 [ 861.825670] do_iter_write+0x185/0x5e0 [ 861.829670] ? __fget+0x319/0x510 [ 861.833202] vfs_writev+0x1b3/0x2f0 [ 861.836938] ? vfs_iter_write+0xa0/0xa0 [ 861.841110] ? check_preemption_disabled+0x41/0x280 [ 861.846223] ? __fget+0x340/0x510 [ 861.849668] ? iterate_fd+0x350/0x350 [ 861.853467] ? __mutex_unlock_slowpath+0xea/0x670 [ 861.858304] ? check_preemption_disabled+0x41/0x280 [ 861.863311] ? __fget_light+0x1d1/0x230 [ 861.867299] do_writev+0x136/0x330 [ 861.871276] ? vfs_writev+0x2f0/0x2f0 [ 861.875125] ? __ia32_sys_clock_settime+0x260/0x260 [ 861.880235] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 861.884992] ? trace_hardirqs_off_caller+0x55/0x210 [ 861.890023] ? do_syscall_64+0x21/0x620 [ 861.894012] do_syscall_64+0xf9/0x620 [ 861.897808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.903450] RIP: 0033:0x45c889 [ 861.906629] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 861.926227] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 14:54:09 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, 0x0, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 861.934118] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 861.942245] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 861.950232] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 861.958278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 861.965784] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001a [ 861.987173] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2770 comm=syz-executor.0 14:54:09 executing program 1 (fault-call:4 fault-nth:27): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 862.033275] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x3f00}}}, 0x24}}, 0x0) [ 862.147382] FAULT_INJECTION: forcing a failure. [ 862.147382] name failslab, interval 1, probability 0, space 0, times 0 [ 862.168550] CPU: 0 PID: 2833 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 862.176407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.185782] Call Trace: [ 862.188404] dump_stack+0x188/0x20d [ 862.192111] should_fail.cold+0xa/0x1b [ 862.196026] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 862.201296] ? __lock_is_held+0xad/0x140 [ 862.205384] __should_failslab+0x115/0x180 [ 862.209632] should_failslab+0x5/0xf [ 862.213357] kmem_cache_alloc+0x29f/0x710 [ 862.217592] ? skb_trim+0x180/0x180 [ 862.221801] ? lock_downgrade+0x740/0x740 [ 862.226108] sctp_chunkify+0x46/0x290 [ 862.229972] _sctp_make_chunk+0x149/0x260 [ 862.234118] sctp_make_datafrag_empty+0x162/0x230 [ 862.238986] ? sctp_make_ecne+0x110/0x110 [ 862.243131] sctp_datamsg_from_user+0x613/0x1190 [ 862.248145] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 862.253104] ? find_held_lock+0x2d/0x110 [ 862.257168] ? lock_sock_nested+0xa6/0x110 [ 862.261724] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 862.269570] ? lock_acquire+0x170/0x400 [ 862.273718] ? mark_held_locks+0xa6/0xf0 [ 862.277947] ? __local_bh_enable_ip+0x159/0x270 [ 862.282622] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 862.287728] sctp_sendmsg+0xf71/0x1610 [ 862.291738] ? sctp_id2assoc+0x2c0/0x2c0 [ 862.295801] ? avc_has_perm_noaudit+0x520/0x520 [ 862.300467] inet_sendmsg+0x12e/0x590 [ 862.304275] ? ipip_gro_receive+0x100/0x100 [ 862.308699] sock_sendmsg+0xcf/0x120 [ 862.312406] sock_write_iter+0x283/0x3c0 [ 862.316486] ? sock_sendmsg+0x120/0x120 [ 862.320556] ? selinux_file_open+0x420/0x420 [ 862.324985] do_iter_readv_writev+0x50c/0x790 [ 862.329477] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 862.334276] ? selinux_file_permission+0x87/0x520 [ 862.339197] ? security_file_permission+0x84/0x220 [ 862.344131] do_iter_write+0x185/0x5e0 [ 862.348136] ? __fget+0x319/0x510 [ 862.352880] vfs_writev+0x1b3/0x2f0 [ 862.357080] ? vfs_iter_write+0xa0/0xa0 [ 862.362120] ? check_preemption_disabled+0x41/0x280 [ 862.370374] ? __fget+0x340/0x510 [ 862.376355] ? iterate_fd+0x350/0x350 [ 862.380275] ? __mutex_unlock_slowpath+0xea/0x670 [ 862.385759] ? check_preemption_disabled+0x41/0x280 [ 862.390884] ? __fget_light+0x1d1/0x230 [ 862.394894] do_writev+0x136/0x330 [ 862.398462] ? vfs_writev+0x2f0/0x2f0 [ 862.402258] ? __ia32_sys_clock_settime+0x260/0x260 [ 862.407683] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 862.412459] ? trace_hardirqs_off_caller+0x55/0x210 [ 862.417486] ? do_syscall_64+0x21/0x620 [ 862.421462] do_syscall_64+0xf9/0x620 [ 862.425285] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 862.430578] RIP: 0033:0x45c889 [ 862.433892] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 862.453396] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 862.461216] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 862.469365] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 862.476650] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 862.484244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 862.491514] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001b [ 862.514614] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2807 comm=syz-executor.4 [ 862.746277] nla_parse: 9 callbacks suppressed [ 862.746287] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 862.777648] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 862.827728] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 862.835163] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 862.848849] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 862.863258] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2834 comm=syz-executor.0 14:54:10 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x200001ea) 14:54:10 executing program 1 (fault-call:4 fault-nth:28): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:10 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x200, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x20048041}, 0x4000) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = socket$netlink(0x10, 0x3, 0x0) ioctl(r9, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") r10 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0)='nl80211\x00') sendmsg$NL80211_CMD_REQ_SET_REG(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r10, @ANYBLOB="0100000000f6000000fa1a"], 0x3}}, 0x0) sendfile(r8, r7, 0x0, 0x100000001) 14:54:10 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:10 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xc00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x5865}}}, 0x24}}, 0x0) [ 863.147017] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 863.150680] FAULT_INJECTION: forcing a failure. [ 863.150680] name failslab, interval 1, probability 0, space 0, times 0 [ 863.193179] CPU: 1 PID: 2872 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 863.194297] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 863.201036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.201043] Call Trace: [ 863.201068] dump_stack+0x188/0x20d [ 863.201089] should_fail.cold+0xa/0x1b [ 863.201106] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 863.201118] ? __lock_is_held+0xad/0x140 [ 863.201139] __should_failslab+0x115/0x180 [ 863.201154] should_failslab+0x5/0xf [ 863.201168] kmem_cache_alloc_node+0x260/0x730 [ 863.201183] ? __lock_is_held+0xad/0x140 [ 863.201207] __alloc_skb+0xba/0x5b0 [ 863.201224] ? skb_trim+0x180/0x180 [ 863.201238] ? lock_downgrade+0x740/0x740 [ 863.201254] ? iov_iter_advance+0x219/0xe10 [ 863.201274] _sctp_make_chunk+0x50/0x260 [ 863.201294] sctp_make_datafrag_empty+0x162/0x230 [ 863.201311] ? sctp_make_ecne+0x110/0x110 [ 863.201336] sctp_datamsg_from_user+0x613/0x1190 [ 863.201366] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 863.201392] ? find_held_lock+0x2d/0x110 [ 863.231784] audit: type=1804 audit(1586357651.063:104): pid=2864 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir824228471/syzkaller.TOR4Nd/576/cgroup.controllers" dev="sda1" ino=16197 res=1 [ 863.233976] ? lock_sock_nested+0xa6/0x110 [ 863.233999] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 863.234016] ? lock_acquire+0x170/0x400 [ 863.234033] ? mark_held_locks+0xa6/0xf0 [ 863.248483] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 863.250626] ? __local_bh_enable_ip+0x159/0x270 [ 863.250645] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 863.250662] sctp_sendmsg+0xf71/0x1610 [ 863.250682] ? sctp_id2assoc+0x2c0/0x2c0 [ 863.270176] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2870 comm=syz-executor.0 [ 863.270694] ? avc_has_perm_noaudit+0x520/0x520 [ 863.389305] inet_sendmsg+0x12e/0x590 [ 863.389768] NOHZ: local_softirq_pending 08 [ 863.393129] ? ipip_gro_receive+0x100/0x100 [ 863.401695] sock_sendmsg+0xcf/0x120 [ 863.405460] sock_write_iter+0x283/0x3c0 [ 863.409540] ? sock_sendmsg+0x120/0x120 [ 863.413516] ? selinux_file_open+0x420/0x420 [ 863.418006] do_iter_readv_writev+0x50c/0x790 [ 863.422492] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 863.427268] ? selinux_file_permission+0x87/0x520 [ 863.432134] ? security_file_permission+0x84/0x220 [ 863.437070] do_iter_write+0x185/0x5e0 [ 863.441132] ? __fget+0x319/0x510 [ 863.444666] vfs_writev+0x1b3/0x2f0 [ 863.448298] ? vfs_iter_write+0xa0/0xa0 [ 863.452275] ? check_preemption_disabled+0x41/0x280 [ 863.457722] ? __fget+0x340/0x510 [ 863.461279] ? iterate_fd+0x350/0x350 [ 863.465219] ? __mutex_unlock_slowpath+0xea/0x670 [ 863.470616] ? check_preemption_disabled+0x41/0x280 [ 863.475744] ? __fget_light+0x1d1/0x230 [ 863.479734] do_writev+0x136/0x330 [ 863.483620] ? vfs_writev+0x2f0/0x2f0 [ 863.487478] ? __ia32_sys_clock_settime+0x260/0x260 [ 863.492544] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 863.497567] ? trace_hardirqs_off_caller+0x55/0x210 [ 863.502786] ? do_syscall_64+0x21/0x620 [ 863.506951] do_syscall_64+0xf9/0x620 [ 863.511007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 863.516301] RIP: 0033:0x45c889 [ 863.519491] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 863.539260] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 863.547072] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 863.554344] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 863.561802] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 863.569074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 863.576356] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001c 14:54:11 executing program 2: socket$alg(0x26, 0x5, 0x0) r0 = socket(0x200000000000011, 0x3, 0x0) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) r2 = fcntl$dupfd(r0, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r3, 0x29, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0x3c1, 0x3, 0x348, 0x0, 0x0, 0x0, 0x0, 0x0, 0x278, 0x278, 0x278, 0x278, 0x278, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x0, 0x148, 0x188, 0x0, {}, [@common=@dst={{0x48, 'dst\x00'}}, @common=@inet=@hashlimit1={{0x58, 'hashlimit\x00'}, {'rose0\x00', {0x24, 0xde030000, 0x0, 0x0, 0x0, 0x5, 0xa6}}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x0, 0x0, "48c01c5140d722edd3fb24545886bbd1be494201b400"}}}, {{@ipv6={@local, @ipv4={[], [], @loopback}, [], [], 'netdevsim0\x00', 'ip6_vti0\x00'}, 0x0, 0xa8, 0xf0}, @unspec=@CT0={0x48, 'CT\x00'}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3a8) 14:54:11 executing program 1 (fault-call:4 fault-nth:29): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 863.620685] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:11 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x6000}}}, 0x24}}, 0x0) [ 863.795080] FAULT_INJECTION: forcing a failure. [ 863.795080] name failslab, interval 1, probability 0, space 0, times 0 [ 863.833903] CPU: 1 PID: 2911 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 863.841963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.851947] Call Trace: [ 863.854565] dump_stack+0x188/0x20d [ 863.858598] should_fail.cold+0xa/0x1b [ 863.862604] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 863.867733] ? __lock_is_held+0xad/0x140 [ 863.872005] __should_failslab+0x115/0x180 [ 863.876266] should_failslab+0x5/0xf [ 863.880351] kmem_cache_alloc_node_trace+0x272/0x750 [ 863.885607] __kmalloc_node_track_caller+0x38/0x70 [ 863.890579] __kmalloc_reserve.isra.0+0x39/0xe0 [ 863.895307] __alloc_skb+0xef/0x5b0 [ 863.898969] ? skb_trim+0x180/0x180 [ 863.902621] ? lock_downgrade+0x740/0x740 [ 863.906789] ? iov_iter_advance+0x219/0xe10 [ 863.911158] _sctp_make_chunk+0x50/0x260 [ 863.915258] sctp_make_datafrag_empty+0x162/0x230 [ 863.920151] ? sctp_make_ecne+0x110/0x110 [ 863.924341] sctp_datamsg_from_user+0x613/0x1190 [ 863.929143] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 863.933630] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2865 comm=syz-executor.4 [ 863.933751] ? find_held_lock+0x2d/0x110 [ 863.949976] ? lock_sock_nested+0xa6/0x110 [ 863.954675] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 863.961398] ? lock_acquire+0x170/0x400 [ 863.965585] ? mark_held_locks+0xa6/0xf0 [ 863.969856] ? __local_bh_enable_ip+0x159/0x270 [ 863.975169] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 863.981508] sctp_sendmsg+0xf71/0x1610 [ 863.986044] ? sctp_id2assoc+0x2c0/0x2c0 [ 863.990192] ? avc_has_perm_noaudit+0x520/0x520 [ 863.995336] inet_sendmsg+0x12e/0x590 [ 863.999709] ? ipip_gro_receive+0x100/0x100 [ 864.004938] sock_sendmsg+0xcf/0x120 [ 864.008954] sock_write_iter+0x283/0x3c0 [ 864.013221] ? sock_sendmsg+0x120/0x120 [ 864.017319] ? selinux_file_open+0x420/0x420 [ 864.021762] do_iter_readv_writev+0x50c/0x790 [ 864.026637] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 864.031433] ? selinux_file_permission+0x87/0x520 [ 864.036310] ? security_file_permission+0x84/0x220 [ 864.041292] do_iter_write+0x185/0x5e0 [ 864.045240] ? __fget+0x319/0x510 [ 864.048956] vfs_writev+0x1b3/0x2f0 [ 864.052796] ? vfs_iter_write+0xa0/0xa0 [ 864.056811] ? check_preemption_disabled+0x41/0x280 [ 864.061970] ? __fget+0x340/0x510 [ 864.065885] ? iterate_fd+0x350/0x350 [ 864.069906] ? __mutex_unlock_slowpath+0xea/0x670 [ 864.075085] ? check_preemption_disabled+0x41/0x280 [ 864.081283] ? __fget_light+0x1d1/0x230 [ 864.085720] do_writev+0x136/0x330 [ 864.089290] ? vfs_writev+0x2f0/0x2f0 [ 864.094160] ? __ia32_sys_clock_settime+0x260/0x260 [ 864.100107] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 864.105278] ? trace_hardirqs_off_caller+0x55/0x210 [ 864.111121] ? do_syscall_64+0x21/0x620 [ 864.118951] do_syscall_64+0xf9/0x620 [ 864.123508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 864.129707] RIP: 0033:0x45c889 [ 864.133050] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 864.154340] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 864.162070] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 864.169358] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 864.176653] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 864.184464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 864.192026] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001d 14:54:12 executing program 1 (fault-call:4 fault-nth:30): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 864.315726] FAULT_INJECTION: forcing a failure. [ 864.315726] name failslab, interval 1, probability 0, space 0, times 0 [ 864.343422] CPU: 1 PID: 2928 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 864.351281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.360743] Call Trace: [ 864.363459] dump_stack+0x188/0x20d [ 864.368366] should_fail.cold+0xa/0x1b [ 864.372296] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 864.377870] ? __lock_is_held+0xad/0x140 [ 864.382014] __should_failslab+0x115/0x180 [ 864.386274] should_failslab+0x5/0xf [ 864.389999] kmem_cache_alloc+0x29f/0x710 [ 864.394265] ? skb_trim+0x180/0x180 [ 864.398102] ? lock_downgrade+0x740/0x740 [ 864.402379] sctp_chunkify+0x46/0x290 [ 864.406207] _sctp_make_chunk+0x149/0x260 [ 864.410389] sctp_make_datafrag_empty+0x162/0x230 [ 864.415349] ? sctp_make_ecne+0x110/0x110 [ 864.419532] sctp_datamsg_from_user+0x613/0x1190 [ 864.424333] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 864.428952] ? find_held_lock+0x2d/0x110 [ 864.433029] ? lock_sock_nested+0xa6/0x110 [ 864.437296] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 864.443121] ? lock_acquire+0x170/0x400 [ 864.447208] ? mark_held_locks+0xa6/0xf0 [ 864.451288] ? __local_bh_enable_ip+0x159/0x270 [ 864.456327] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 864.461461] sctp_sendmsg+0xf71/0x1610 [ 864.465473] ? sctp_id2assoc+0x2c0/0x2c0 [ 864.469574] ? avc_has_perm_noaudit+0x520/0x520 [ 864.474276] inet_sendmsg+0x12e/0x590 [ 864.478276] ? ipip_gro_receive+0x100/0x100 [ 864.482617] sock_sendmsg+0xcf/0x120 [ 864.486350] sock_write_iter+0x283/0x3c0 [ 864.490434] ? sock_sendmsg+0x120/0x120 [ 864.494454] ? selinux_file_open+0x420/0x420 [ 864.498903] do_iter_readv_writev+0x50c/0x790 [ 864.503508] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 864.508287] ? selinux_file_permission+0x87/0x520 [ 864.513156] ? security_file_permission+0x84/0x220 [ 864.518121] do_iter_write+0x185/0x5e0 [ 864.522222] ? __fget+0x319/0x510 [ 864.525787] vfs_writev+0x1b3/0x2f0 [ 864.529519] ? vfs_iter_write+0xa0/0xa0 [ 864.533518] ? check_preemption_disabled+0x41/0x280 [ 864.538587] ? __fget+0x340/0x510 [ 864.542067] ? iterate_fd+0x350/0x350 [ 864.545922] ? __mutex_unlock_slowpath+0xea/0x670 [ 864.550820] ? check_preemption_disabled+0x41/0x280 [ 864.555979] ? __fget_light+0x1d1/0x230 [ 864.559977] do_writev+0x136/0x330 [ 864.563541] ? vfs_writev+0x2f0/0x2f0 [ 864.567370] ? __ia32_sys_clock_settime+0x260/0x260 [ 864.572589] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 864.577734] ? trace_hardirqs_off_caller+0x55/0x210 [ 864.583304] ? do_syscall_64+0x21/0x620 [ 864.587307] do_syscall_64+0xf9/0x620 [ 864.591140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 864.596349] RIP: 0033:0x45c889 [ 864.599651] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 864.619280] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 864.627450] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 864.634737] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 864.642032] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 864.649338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 864.656991] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001e 14:54:12 executing program 1 (fault-call:4 fault-nth:31): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 864.684117] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2935 comm=syz-executor.0 [ 864.792933] FAULT_INJECTION: forcing a failure. [ 864.792933] name failslab, interval 1, probability 0, space 0, times 0 [ 864.821582] CPU: 0 PID: 2942 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 864.830783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.840787] Call Trace: [ 864.843535] dump_stack+0x188/0x20d [ 864.847294] should_fail.cold+0xa/0x1b [ 864.851225] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 864.856627] ? __lock_is_held+0xad/0x140 [ 864.861347] __should_failslab+0x115/0x180 [ 864.866053] should_failslab+0x5/0xf [ 864.869800] kmem_cache_alloc_node+0x260/0x730 [ 864.874515] ? mesh_rx_plink_frame+0x1960/0x2525 [ 864.879414] ? __lock_is_held+0xad/0x140 [ 864.883521] __alloc_skb+0xba/0x5b0 [ 864.887193] ? skb_trim+0x180/0x180 [ 864.891205] ? lock_downgrade+0x740/0x740 [ 864.896542] ? iov_iter_advance+0x219/0xe10 [ 864.901615] _sctp_make_chunk+0x50/0x260 [ 864.905889] sctp_make_datafrag_empty+0x162/0x230 [ 864.911289] ? sctp_make_ecne+0x110/0x110 [ 864.916281] sctp_datamsg_from_user+0x613/0x1190 [ 864.921791] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 864.926701] ? find_held_lock+0x2d/0x110 [ 864.930799] ? lock_sock_nested+0xa6/0x110 [ 864.935258] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 864.940792] ? lock_acquire+0x170/0x400 [ 864.944793] ? mark_held_locks+0xa6/0xf0 [ 864.948889] ? __local_bh_enable_ip+0x159/0x270 [ 864.954118] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 864.959259] sctp_sendmsg+0xf71/0x1610 [ 864.963219] ? sctp_id2assoc+0x2c0/0x2c0 [ 864.968346] ? avc_has_perm_noaudit+0x520/0x520 [ 864.973230] inet_sendmsg+0x12e/0x590 [ 864.977271] ? ipip_gro_receive+0x100/0x100 [ 864.981904] sock_sendmsg+0xcf/0x120 [ 864.986142] sock_write_iter+0x283/0x3c0 [ 864.990237] ? sock_sendmsg+0x120/0x120 [ 864.995049] ? selinux_file_open+0x420/0x420 [ 864.999967] do_iter_readv_writev+0x50c/0x790 [ 865.004869] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 865.010359] ? selinux_file_permission+0x87/0x520 [ 865.018234] ? security_file_permission+0x84/0x220 [ 865.025686] do_iter_write+0x185/0x5e0 [ 865.030579] ? __fget+0x319/0x510 [ 865.034171] vfs_writev+0x1b3/0x2f0 [ 865.038920] ? vfs_iter_write+0xa0/0xa0 [ 865.045465] ? check_preemption_disabled+0x41/0x280 [ 865.051794] ? __fget+0x340/0x510 [ 865.055719] ? iterate_fd+0x350/0x350 [ 865.060321] ? __mutex_unlock_slowpath+0xea/0x670 [ 865.067808] ? check_preemption_disabled+0x41/0x280 [ 865.076510] ? __fget_light+0x1d1/0x230 [ 865.082999] do_writev+0x136/0x330 [ 865.087887] ? vfs_writev+0x2f0/0x2f0 [ 865.092537] ? __ia32_sys_clock_settime+0x260/0x260 [ 865.098209] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 865.103364] ? trace_hardirqs_off_caller+0x55/0x210 [ 865.109439] ? do_syscall_64+0x21/0x620 [ 865.113701] do_syscall_64+0xf9/0x620 [ 865.118145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 865.123479] RIP: 0033:0x45c889 [ 865.126695] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 865.147051] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 865.155151] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 865.162473] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 865.170375] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 865.178296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 865.187226] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000001f [ 865.199845] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 865.213494] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:13 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0xfffffdef) 14:54:13 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xe00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:13 executing program 1 (fault-call:4 fault-nth:32): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x6558}}}, 0x24}}, 0x0) 14:54:13 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:13 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80f6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffbfffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setsockopt$RXRPC_SECURITY_KEY(r3, 0x110, 0x1, &(0x7f0000000000)='+eth1\x00', 0x6) clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) [ 865.562045] FAULT_INJECTION: forcing a failure. [ 865.562045] name failslab, interval 1, probability 0, space 0, times 0 [ 865.584086] CPU: 0 PID: 2965 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 865.592816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.602481] Call Trace: [ 865.605285] dump_stack+0x188/0x20d [ 865.608137] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 865.609161] should_fail.cold+0xa/0x1b [ 865.609184] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 865.609198] ? __lock_is_held+0xad/0x140 [ 865.609222] __should_failslab+0x115/0x180 [ 865.623631] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2967 comm=syz-executor.0 [ 865.627429] should_failslab+0x5/0xf [ 865.627452] kmem_cache_alloc_node_trace+0x272/0x750 [ 865.627481] __kmalloc_node_track_caller+0x38/0x70 [ 865.627499] __kmalloc_reserve.isra.0+0x39/0xe0 [ 865.627517] __alloc_skb+0xef/0x5b0 [ 865.627534] ? skb_trim+0x180/0x180 [ 865.627549] ? lock_downgrade+0x740/0x740 [ 865.627570] ? iov_iter_advance+0x219/0xe10 [ 865.684637] _sctp_make_chunk+0x50/0x260 [ 865.688842] sctp_make_datafrag_empty+0x162/0x230 [ 865.693721] ? sctp_make_ecne+0x110/0x110 [ 865.697911] sctp_datamsg_from_user+0x613/0x1190 [ 865.702887] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 865.708001] ? find_held_lock+0x2d/0x110 [ 865.712798] ? lock_sock_nested+0xa6/0x110 [ 865.717679] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 865.724760] ? lock_acquire+0x170/0x400 [ 865.728770] ? mark_held_locks+0xa6/0xf0 [ 865.732948] ? __local_bh_enable_ip+0x159/0x270 [ 865.737823] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 865.743045] sctp_sendmsg+0xf71/0x1610 [ 865.747078] ? sctp_id2assoc+0x2c0/0x2c0 [ 865.751182] ? avc_has_perm_noaudit+0x520/0x520 [ 865.756681] inet_sendmsg+0x12e/0x590 [ 865.760780] ? ipip_gro_receive+0x100/0x100 [ 865.765136] sock_sendmsg+0xcf/0x120 [ 865.768877] sock_write_iter+0x283/0x3c0 [ 865.772966] ? sock_sendmsg+0x120/0x120 [ 865.777272] ? selinux_file_open+0x420/0x420 [ 865.781981] do_iter_readv_writev+0x50c/0x790 [ 865.786528] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 865.791601] ? selinux_file_permission+0x87/0x520 [ 865.797453] ? security_file_permission+0x84/0x220 [ 865.802519] do_iter_write+0x185/0x5e0 [ 865.806565] ? __fget+0x319/0x510 [ 865.810397] vfs_writev+0x1b3/0x2f0 [ 865.815693] ? vfs_iter_write+0xa0/0xa0 [ 865.820046] ? check_preemption_disabled+0x41/0x280 [ 865.825393] ? __fget+0x340/0x510 [ 865.828880] ? iterate_fd+0x350/0x350 [ 865.832797] ? __mutex_unlock_slowpath+0xea/0x670 [ 865.838015] ? check_preemption_disabled+0x41/0x280 [ 865.840523] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 865.843686] ? __fget_light+0x1d1/0x230 [ 865.843707] do_writev+0x136/0x330 [ 865.843725] ? vfs_writev+0x2f0/0x2f0 [ 865.843741] ? __ia32_sys_clock_settime+0x260/0x260 [ 865.843757] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 865.843777] ? trace_hardirqs_off_caller+0x55/0x210 [ 865.882898] ? do_syscall_64+0x21/0x620 [ 865.887078] do_syscall_64+0xf9/0x620 [ 865.891006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 865.896306] RIP: 0033:0x45c889 [ 865.899753] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 865.922137] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 865.930221] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 865.938138] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 865.946463] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 865.954736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 14:54:13 executing program 2: mkdir(&(0x7f00000001c0)='./file0\x00', 0x1d4) chroot(&(0x7f0000000380)='./file0/../file0\x00') mount(0x0, &(0x7f000000aff8)='./file0\x00', &(0x7f0000000040)='bdev\x00', 0xa422, 0x0) chdir(&(0x7f00000002c0)='./file0\x00') symlink(&(0x7f0000000140)='..', &(0x7f00000000c0)='./file0\x00') mount$9p_rdma(&(0x7f0000000000)='127.0.0.1\x00', &(0x7f0000000200)='./file2\x00', &(0x7f0000000280)='9p\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="7472616e733d72646d612c706f72743d30783030303030303030306532322c74696d656f75743d3078303030303030303030303030343639662c72713d3078303030303030303030303030303030342c667363c52a1c560d4fdaac616368652c72713d3078303030303030303030303030303030362c72713d3078303030303030303030303030303030312c736d61636b6673646566"]) umount2(&(0x7f0000000240)='./file0/../file0\x00', 0x2) mount(&(0x7f0000000080)=@filename='./file0\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1207002, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) fchmodat(r3, &(0x7f0000000180)='./file1\x00', 0x108) 14:54:13 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x8100}}}, 0x24}}, 0x0) [ 865.962931] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000020 14:54:13 executing program 1 (fault-call:4 fault-nth:33): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 866.098553] FAULT_INJECTION: forcing a failure. [ 866.098553] name failslab, interval 1, probability 0, space 0, times 0 [ 866.114716] CPU: 1 PID: 3029 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 866.123434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.133716] Call Trace: [ 866.136343] dump_stack+0x188/0x20d [ 866.140443] should_fail.cold+0xa/0x1b [ 866.144395] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 866.149625] ? __lock_is_held+0xad/0x140 [ 866.153986] __should_failslab+0x115/0x180 [ 866.158465] should_failslab+0x5/0xf [ 866.162304] kmem_cache_alloc+0x29f/0x710 [ 866.166570] ? skb_trim+0x180/0x180 [ 866.170335] ? lock_downgrade+0x740/0x740 [ 866.175042] sctp_chunkify+0x46/0x290 [ 866.180184] _sctp_make_chunk+0x149/0x260 [ 866.185027] sctp_make_datafrag_empty+0x162/0x230 [ 866.190478] ? sctp_make_ecne+0x110/0x110 [ 866.194831] sctp_datamsg_from_user+0x613/0x1190 [ 866.199880] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 866.205548] ? find_held_lock+0x2d/0x110 [ 866.209648] ? lock_sock_nested+0xa6/0x110 [ 866.215408] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 866.222954] ? lock_acquire+0x170/0x400 [ 866.228006] ? mark_held_locks+0xa6/0xf0 [ 866.232116] ? __local_bh_enable_ip+0x159/0x270 [ 866.237976] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 866.243729] sctp_sendmsg+0xf71/0x1610 [ 866.248414] ? sctp_id2assoc+0x2c0/0x2c0 [ 866.252960] ? avc_has_perm_noaudit+0x520/0x520 [ 866.258286] inet_sendmsg+0x12e/0x590 [ 866.262207] ? ipip_gro_receive+0x100/0x100 [ 866.266750] sock_sendmsg+0xcf/0x120 [ 866.270804] sock_write_iter+0x283/0x3c0 [ 866.275517] ? sock_sendmsg+0x120/0x120 [ 866.280265] ? selinux_file_open+0x420/0x420 [ 866.284831] do_iter_readv_writev+0x50c/0x790 [ 866.290777] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 866.295746] ? selinux_file_permission+0x87/0x520 [ 866.301056] ? security_file_permission+0x84/0x220 [ 866.306532] do_iter_write+0x185/0x5e0 [ 866.310469] ? __fget+0x319/0x510 [ 866.315693] vfs_writev+0x1b3/0x2f0 [ 866.319406] ? vfs_iter_write+0xa0/0xa0 [ 866.324539] ? check_preemption_disabled+0x41/0x280 [ 866.329841] ? __fget+0x340/0x510 [ 866.333448] ? iterate_fd+0x350/0x350 [ 866.337267] ? __mutex_unlock_slowpath+0xea/0x670 [ 866.342135] ? check_preemption_disabled+0x41/0x280 [ 866.347339] ? __fget_light+0x1d1/0x230 [ 866.351606] do_writev+0x136/0x330 [ 866.355477] ? vfs_writev+0x2f0/0x2f0 [ 866.359391] ? __ia32_sys_clock_settime+0x260/0x260 [ 866.364823] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 866.369660] ? trace_hardirqs_off_caller+0x55/0x210 [ 866.375592] ? do_syscall_64+0x21/0x620 [ 866.379871] do_syscall_64+0xf9/0x620 [ 866.384487] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.389948] RIP: 0033:0x45c889 [ 866.393610] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 866.406769] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3037 comm=syz-executor.4 [ 866.412871] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 866.412886] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 866.412893] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 14:54:14 executing program 1 (fault-call:4 fault-nth:34): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 866.412902] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 866.412910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 866.412918] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000021 14:54:14 executing program 2: prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000000)={&(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000002000/0x3000)=nil, &(0x7f0000003000/0x2000)=nil, &(0x7f0000007000/0x3000)=nil, &(0x7f0000008000/0x4000)=nil, &(0x7f0000007000/0x1000)=nil, &(0x7f0000000000/0x1000)=nil, &(0x7f0000009000/0x3000)=nil, &(0x7f0000009000/0x1000)=nil, &(0x7f0000ffd000/0x1000)=nil, 0x0}, 0x68) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={&(0x7f00000001c0)="0f39510010bbb8a069d5c8fc9c9834e471355f271f1326520e5b7436733f50fb48bf6070f04d693ccb912392345f8b2ef2a5b31dc7fadf3b600d811aba2961a396edadd2ec25d5cd924daf91f34ceb48b6c7", &(0x7f00000010c0)=""/4096, &(0x7f0000000100), &(0x7f0000000240)="783b208fb74e4dec38d698df6d133043fc6b777be6ee7d521d7b0a1deb349d7aafce95538488cb557453d56216e1e93f1072fc4c73ca72a4b0a44cbc8918d8f1b40676a2c948597bf47390640f03d1bc45fcfed44b754d8ce70a1b0514325d60e7a1324a6ef7acad23d43775347982f3ac1b485103fa36ca812f2425aec607ca64c10210c9cee743447e35f5cc1e5c01c88b480031d0d58201280962b523a96086483f273e237ac0a27c55e67c9bf61c2deb79c36a405db836608730c997cfaa76a7f22ea2dd4493a1", 0x1, r2, 0x4}, 0x38) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000000)=@newsa={0xf0, 0x10, 0x0, 0x0, 0x0, {{@in6=@remote, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, {@in6=@rand_addr="18f997866d60c04020584107affa6ce2"}, @in6=@dev}}, 0xf0}}, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000140)='cmdline\x00') r4 = socket$nl_netfilter(0x10, 0x3, 0xc) r5 = socket$inet6(0xa, 0x1, 0x8010000000000084) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f00000003c0)={0x5, 0xff, 0x5, 0x55, 0x80, 0x6, 0x9}, 0xc) sched_getattr(0x0, &(0x7f0000000400)={0x38}, 0x38, 0x0) bind$inet6(r5, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r5, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r5, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000440)=ANY=[@ANYRESHEX=r1, @ANYRESOCT], 0x2}}, 0x8800) sendfile(r4, r3, 0x0, 0x80000002) [ 866.517204] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 866.566382] FAULT_INJECTION: forcing a failure. [ 866.566382] name failslab, interval 1, probability 0, space 0, times 0 [ 866.614804] CPU: 1 PID: 3046 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 866.623154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.633336] Call Trace: [ 866.635954] dump_stack+0x188/0x20d [ 866.639615] should_fail.cold+0xa/0x1b [ 866.643539] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 866.648887] ? __lock_is_held+0xad/0x140 [ 866.652995] __should_failslab+0x115/0x180 [ 866.657260] should_failslab+0x5/0xf [ 866.660995] kmem_cache_alloc_node+0x260/0x730 [ 866.665812] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 866.670720] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 866.675741] __alloc_skb+0xba/0x5b0 [ 866.679413] ? skb_trim+0x180/0x180 [ 866.683170] ? iov_iter_advance+0x219/0xe10 [ 866.687523] _sctp_make_chunk+0x50/0x260 [ 866.691638] sctp_make_datafrag_empty+0x162/0x230 [ 866.697761] ? sctp_make_ecne+0x110/0x110 [ 866.701950] sctp_datamsg_from_user+0x613/0x1190 [ 866.706855] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 866.711920] ? find_held_lock+0x2d/0x110 [ 866.716007] ? lock_sock_nested+0xa6/0x110 [ 866.720455] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 866.726876] ? lock_acquire+0x170/0x400 [ 866.731305] ? mark_held_locks+0xa6/0xf0 [ 866.735599] ? __local_bh_enable_ip+0x159/0x270 [ 866.740308] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 866.745446] sctp_sendmsg+0xf71/0x1610 [ 866.749359] ? sctp_id2assoc+0x2c0/0x2c0 [ 866.753630] ? avc_has_perm_noaudit+0x520/0x520 [ 866.758319] inet_sendmsg+0x12e/0x590 [ 866.762232] ? ipip_gro_receive+0x100/0x100 [ 866.766584] sock_sendmsg+0xcf/0x120 [ 866.770350] sock_write_iter+0x283/0x3c0 [ 866.774533] ? sock_sendmsg+0x120/0x120 [ 866.778792] ? selinux_file_open+0x420/0x420 [ 866.783629] do_iter_readv_writev+0x50c/0x790 [ 866.788869] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 866.794032] ? selinux_file_permission+0x87/0x520 [ 866.799002] ? security_file_permission+0x84/0x220 [ 866.804263] do_iter_write+0x185/0x5e0 [ 866.808579] ? __fget+0x319/0x510 [ 866.813347] vfs_writev+0x1b3/0x2f0 [ 866.817736] ? vfs_iter_write+0xa0/0xa0 [ 866.823739] ? check_preemption_disabled+0x41/0x280 [ 866.828970] ? __fget+0x340/0x510 [ 866.832738] ? iterate_fd+0x350/0x350 [ 866.836655] ? __mutex_unlock_slowpath+0xea/0x670 [ 866.841705] ? check_preemption_disabled+0x41/0x280 [ 866.842944] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3024 comm=syz-executor.0 [ 866.846952] ? __fget_light+0x1d1/0x230 [ 866.846975] do_writev+0x136/0x330 [ 866.846990] ? vfs_writev+0x2f0/0x2f0 [ 866.847009] ? __ia32_sys_clock_settime+0x260/0x260 [ 866.875705] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 866.880580] ? trace_hardirqs_off_caller+0x55/0x210 [ 866.885708] ? do_syscall_64+0x21/0x620 [ 866.889802] do_syscall_64+0xf9/0x620 [ 866.893631] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.899097] RIP: 0033:0x45c889 [ 866.902317] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 866.921518] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 866.929931] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 866.937216] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 866.944482] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 866.951772] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 866.959757] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000022 [ 866.970036] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:14 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0xfffffffffffffdef) 14:54:14 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:14 executing program 1 (fault-call:4 fault-nth:35): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xf000}}}, 0x24}}, 0x0) 14:54:14 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x1301, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 867.125235] FAULT_INJECTION: forcing a failure. [ 867.125235] name failslab, interval 1, probability 0, space 0, times 0 [ 867.149584] CPU: 1 PID: 3091 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 867.157454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.166999] Call Trace: [ 867.169614] dump_stack+0x188/0x20d [ 867.173304] should_fail.cold+0xa/0x1b [ 867.177225] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 867.182434] ? __lock_is_held+0xad/0x140 [ 867.186677] __should_failslab+0x115/0x180 [ 867.190958] should_failslab+0x5/0xf [ 867.194880] kmem_cache_alloc_node_trace+0x272/0x750 [ 867.200115] __kmalloc_node_track_caller+0x38/0x70 [ 867.205087] __kmalloc_reserve.isra.0+0x39/0xe0 [ 867.209797] __alloc_skb+0xef/0x5b0 [ 867.213452] ? skb_trim+0x180/0x180 [ 867.217142] ? iov_iter_advance+0x219/0xe10 [ 867.221668] _sctp_make_chunk+0x50/0x260 [ 867.225762] sctp_make_datafrag_empty+0x162/0x230 [ 867.230620] ? sctp_make_ecne+0x110/0x110 [ 867.234782] sctp_datamsg_from_user+0x613/0x1190 [ 867.239582] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 867.245431] ? find_held_lock+0x2d/0x110 [ 867.249651] ? lock_sock_nested+0xa6/0x110 [ 867.254077] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 867.259561] ? lock_acquire+0x170/0x400 [ 867.263859] ? mark_held_locks+0xa6/0xf0 [ 867.268714] ? __local_bh_enable_ip+0x159/0x270 [ 867.273588] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 867.278802] sctp_sendmsg+0xf71/0x1610 [ 867.283535] ? sctp_id2assoc+0x2c0/0x2c0 [ 867.288144] ? avc_has_perm_noaudit+0x520/0x520 [ 867.292826] inet_sendmsg+0x12e/0x590 [ 867.296787] ? ipip_gro_receive+0x100/0x100 [ 867.301360] sock_sendmsg+0xcf/0x120 [ 867.305187] sock_write_iter+0x283/0x3c0 [ 867.309289] ? sock_sendmsg+0x120/0x120 [ 867.313590] ? selinux_file_open+0x420/0x420 [ 867.318211] do_iter_readv_writev+0x50c/0x790 [ 867.322911] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 867.327791] ? selinux_file_permission+0x87/0x520 [ 867.332670] ? security_file_permission+0x84/0x220 [ 867.337630] do_iter_write+0x185/0x5e0 [ 867.341524] ? __fget+0x319/0x510 [ 867.344993] vfs_writev+0x1b3/0x2f0 [ 867.348759] ? vfs_iter_write+0xa0/0xa0 [ 867.352768] ? check_preemption_disabled+0x41/0x280 [ 867.357805] ? __fget+0x340/0x510 [ 867.361267] ? iterate_fd+0x350/0x350 [ 867.365085] ? __mutex_unlock_slowpath+0xea/0x670 [ 867.370123] ? check_preemption_disabled+0x41/0x280 [ 867.375168] ? __fget_light+0x1d1/0x230 [ 867.379230] do_writev+0x136/0x330 [ 867.382772] ? vfs_writev+0x2f0/0x2f0 [ 867.386618] ? __ia32_sys_clock_settime+0x260/0x260 [ 867.391645] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 867.396525] ? trace_hardirqs_off_caller+0x55/0x210 [ 867.401923] ? do_syscall_64+0x21/0x620 [ 867.407082] do_syscall_64+0xf9/0x620 [ 867.410915] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 867.416227] RIP: 0033:0x45c889 [ 867.419432] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.439718] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 867.447576] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 867.455256] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 867.462534] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 14:54:15 executing program 1 (fault-call:4 fault-nth:36): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 867.469893] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 867.477249] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000023 14:54:15 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(0xffffffffffffffff, 0x2402, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000900)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) recvmsg(r1, &(0x7f0000000540)={&(0x7f0000000040)=@sco, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)=""/107, 0x6b}, {&(0x7f0000000380)=""/146, 0x92}, {&(0x7f0000000440)=""/185, 0xb9}], 0x3, &(0x7f0000000500)=""/9, 0x9}, 0x140) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x18000000000002e0, 0xe80, 0x0, &(0x7f0000000280)="b95b03b700030700009e40f086dd1fffffe100004000ff8477fbac14143fe0004301c699da153f08a0e6e380f6010af683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b33", 0x0, 0xfd, 0x6000000000000000}, 0x28) socket$kcm(0x29, 0x0, 0x0) [ 867.591940] FAULT_INJECTION: forcing a failure. [ 867.591940] name failslab, interval 1, probability 0, space 0, times 0 [ 867.631979] CPU: 0 PID: 3135 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 867.640052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.649601] Call Trace: [ 867.652313] dump_stack+0x188/0x20d [ 867.656857] should_fail.cold+0xa/0x1b [ 867.660880] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 867.666132] ? __lock_is_held+0xad/0x140 [ 867.670237] __should_failslab+0x115/0x180 [ 867.674502] should_failslab+0x5/0xf [ 867.679056] kmem_cache_alloc+0x29f/0x710 [ 867.683559] ? skb_trim+0x180/0x180 [ 867.687667] sctp_chunkify+0x46/0x290 [ 867.691496] _sctp_make_chunk+0x149/0x260 [ 867.695721] sctp_make_datafrag_empty+0x162/0x230 [ 867.700702] ? sctp_make_ecne+0x110/0x110 [ 867.705028] sctp_datamsg_from_user+0x613/0x1190 [ 867.709809] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 867.714403] ? find_held_lock+0x2d/0x110 [ 867.718460] ? lock_sock_nested+0xa6/0x110 [ 867.722692] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 867.728138] ? lock_acquire+0x170/0x400 [ 867.732118] ? mark_held_locks+0xa6/0xf0 [ 867.736216] ? __local_bh_enable_ip+0x159/0x270 [ 867.741166] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 867.746274] sctp_sendmsg+0xf71/0x1610 [ 867.750162] ? sctp_id2assoc+0x2c0/0x2c0 [ 867.754229] ? avc_has_perm_noaudit+0x520/0x520 [ 867.758911] inet_sendmsg+0x12e/0x590 [ 867.762810] ? ipip_gro_receive+0x100/0x100 [ 867.767137] sock_sendmsg+0xcf/0x120 [ 867.770857] sock_write_iter+0x283/0x3c0 [ 867.774910] ? sock_sendmsg+0x120/0x120 [ 867.778910] ? selinux_file_open+0x420/0x420 [ 867.783347] do_iter_readv_writev+0x50c/0x790 [ 867.787843] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 867.792683] ? selinux_file_permission+0x87/0x520 [ 867.797547] ? security_file_permission+0x84/0x220 [ 867.802483] do_iter_write+0x185/0x5e0 [ 867.806809] ? __fget+0x319/0x510 [ 867.810287] vfs_writev+0x1b3/0x2f0 [ 867.814124] ? vfs_iter_write+0xa0/0xa0 [ 867.818112] ? check_preemption_disabled+0x41/0x280 [ 867.823213] ? __fget+0x340/0x510 [ 867.826663] ? iterate_fd+0x350/0x350 [ 867.830610] ? __mutex_unlock_slowpath+0xea/0x670 [ 867.835476] ? check_preemption_disabled+0x41/0x280 [ 867.840702] ? __fget_light+0x1d1/0x230 [ 867.844680] do_writev+0x136/0x330 [ 867.848303] ? vfs_writev+0x2f0/0x2f0 [ 867.852115] ? __ia32_sys_clock_settime+0x260/0x260 [ 867.857147] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 867.861931] ? trace_hardirqs_off_caller+0x55/0x210 [ 867.867210] ? do_syscall_64+0x21/0x620 [ 867.871213] do_syscall_64+0xf9/0x620 [ 867.875020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 867.880205] RIP: 0033:0x45c889 [ 867.883390] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.902730] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 867.910468] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 867.917945] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 867.925401] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 867.932747] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 867.940037] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000024 [ 867.959607] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 867.968054] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3102 comm=syz-executor.0 [ 867.980903] nla_parse: 4 callbacks suppressed [ 867.980913] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 868.005717] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 868.016890] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 868.026297] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3146 comm=syz-executor.4 14:54:15 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:16 executing program 1 (fault-call:4 fault-nth:37): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 868.275982] FAULT_INJECTION: forcing a failure. [ 868.275982] name failslab, interval 1, probability 0, space 0, times 0 [ 868.288117] CPU: 0 PID: 3167 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 868.296219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.306033] Call Trace: [ 868.308648] dump_stack+0x188/0x20d [ 868.312540] should_fail.cold+0xa/0x1b [ 868.316482] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 868.321690] ? __lock_is_held+0xad/0x140 [ 868.325909] __should_failslab+0x115/0x180 [ 868.330175] should_failslab+0x5/0xf [ 868.333900] kmem_cache_alloc_node+0x260/0x730 [ 868.338490] ? __lock_is_held+0xad/0x140 [ 868.342746] __alloc_skb+0xba/0x5b0 [ 868.346580] ? skb_trim+0x180/0x180 [ 868.350230] ? lock_downgrade+0x740/0x740 [ 868.354483] ? iov_iter_advance+0x219/0xe10 [ 868.358925] _sctp_make_chunk+0x50/0x260 [ 868.363106] sctp_make_datafrag_empty+0x162/0x230 [ 868.368171] ? sctp_make_ecne+0x110/0x110 [ 868.372699] sctp_datamsg_from_user+0x613/0x1190 [ 868.377594] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 868.382352] ? find_held_lock+0x2d/0x110 [ 868.391218] ? lock_sock_nested+0xa6/0x110 [ 868.395595] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 868.401064] ? lock_acquire+0x170/0x400 [ 868.405036] ? mark_held_locks+0xa6/0xf0 [ 868.409111] ? __local_bh_enable_ip+0x159/0x270 [ 868.413803] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 868.418976] sctp_sendmsg+0xf71/0x1610 [ 868.422895] ? sctp_id2assoc+0x2c0/0x2c0 [ 868.426969] ? avc_has_perm_noaudit+0x520/0x520 [ 868.432335] inet_sendmsg+0x12e/0x590 [ 868.436340] ? ipip_gro_receive+0x100/0x100 [ 868.440664] sock_sendmsg+0xcf/0x120 [ 868.444445] sock_write_iter+0x283/0x3c0 [ 868.448517] ? sock_sendmsg+0x120/0x120 [ 868.452492] ? selinux_file_open+0x420/0x420 [ 868.456930] do_iter_readv_writev+0x50c/0x790 [ 868.461599] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 868.466664] ? selinux_file_permission+0x87/0x520 [ 868.471939] ? security_file_permission+0x84/0x220 [ 868.477025] do_iter_write+0x185/0x5e0 [ 868.481017] ? __fget+0x319/0x510 [ 868.484587] vfs_writev+0x1b3/0x2f0 [ 868.488250] ? vfs_iter_write+0xa0/0xa0 [ 868.492221] ? check_preemption_disabled+0x41/0x280 [ 868.497310] ? __fget+0x340/0x510 [ 868.500779] ? iterate_fd+0x350/0x350 [ 868.504610] ? __mutex_unlock_slowpath+0xea/0x670 [ 868.509580] ? check_preemption_disabled+0x41/0x280 [ 868.514734] ? __fget_light+0x1d1/0x230 [ 868.518756] do_writev+0x136/0x330 [ 868.522327] ? vfs_writev+0x2f0/0x2f0 [ 868.526128] ? __ia32_sys_clock_settime+0x260/0x260 [ 868.531247] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 868.536011] ? trace_hardirqs_off_caller+0x55/0x210 [ 868.541542] ? do_syscall_64+0x21/0x620 [ 868.545552] do_syscall_64+0xf9/0x620 [ 868.549558] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.555027] RIP: 0033:0x45c889 [ 868.558309] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 868.578473] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 868.587023] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 868.594288] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 868.601558] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 868.608836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 868.616606] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000025 14:54:16 executing program 1 (fault-call:4 fault-nth:38): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0xffff}}}, 0x24}}, 0x0) [ 868.732906] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 868.735691] FAULT_INJECTION: forcing a failure. [ 868.735691] name failslab, interval 1, probability 0, space 0, times 0 [ 868.755491] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 868.759520] CPU: 1 PID: 3178 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 868.773335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.783484] Call Trace: [ 868.786105] dump_stack+0x188/0x20d [ 868.789763] should_fail.cold+0xa/0x1b [ 868.793682] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 868.798808] ? __lock_is_held+0xad/0x140 [ 868.802995] __should_failslab+0x115/0x180 [ 868.807361] should_failslab+0x5/0xf [ 868.811106] kmem_cache_alloc_node_trace+0x272/0x750 [ 868.816250] __kmalloc_node_track_caller+0x38/0x70 [ 868.821212] __kmalloc_reserve.isra.0+0x39/0xe0 [ 868.826003] __alloc_skb+0xef/0x5b0 [ 868.829744] ? skb_trim+0x180/0x180 14:54:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x1f00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 868.833538] ? lock_downgrade+0x740/0x740 [ 868.837811] ? iov_iter_advance+0x219/0xe10 [ 868.842342] _sctp_make_chunk+0x50/0x260 [ 868.846433] sctp_make_datafrag_empty+0x162/0x230 [ 868.851312] ? sctp_make_ecne+0x110/0x110 [ 868.855623] sctp_datamsg_from_user+0x613/0x1190 [ 868.860431] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 868.865392] ? find_held_lock+0x2d/0x110 [ 868.869481] ? lock_sock_nested+0xa6/0x110 [ 868.875409] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 868.880912] ? lock_acquire+0x170/0x400 [ 868.884914] ? mark_held_locks+0xa6/0xf0 [ 868.889009] ? __local_bh_enable_ip+0x159/0x270 [ 868.893801] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 868.898936] sctp_sendmsg+0xf71/0x1610 [ 868.902861] ? sctp_id2assoc+0x2c0/0x2c0 [ 868.907062] ? avc_has_perm_noaudit+0x520/0x520 [ 868.911766] inet_sendmsg+0x12e/0x590 [ 868.915592] ? ipip_gro_receive+0x100/0x100 [ 868.919939] sock_sendmsg+0xcf/0x120 [ 868.923767] sock_write_iter+0x283/0x3c0 [ 868.927870] ? sock_sendmsg+0x120/0x120 [ 868.932325] ? selinux_file_open+0x420/0x420 [ 868.936866] do_iter_readv_writev+0x50c/0x790 [ 868.941393] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 868.946181] ? selinux_file_permission+0x87/0x520 [ 868.951054] ? security_file_permission+0x84/0x220 [ 868.956017] do_iter_write+0x185/0x5e0 [ 868.959956] ? __fget+0x319/0x510 [ 868.963442] vfs_writev+0x1b3/0x2f0 [ 868.967109] ? vfs_iter_write+0xa0/0xa0 [ 868.971112] ? check_preemption_disabled+0x41/0x280 [ 868.976463] ? __fget+0x340/0x510 [ 868.980392] ? iterate_fd+0x350/0x350 [ 868.984208] ? __mutex_unlock_slowpath+0xea/0x670 [ 868.989144] ? check_preemption_disabled+0x41/0x280 [ 868.994171] ? __fget_light+0x1d1/0x230 [ 868.998145] do_writev+0x136/0x330 [ 869.001753] ? vfs_writev+0x2f0/0x2f0 [ 869.005668] ? __ia32_sys_clock_settime+0x260/0x260 [ 869.010915] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 869.015754] ? trace_hardirqs_off_caller+0x55/0x210 [ 869.020810] ? do_syscall_64+0x21/0x620 [ 869.024803] do_syscall_64+0xf9/0x620 [ 869.028645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.033985] RIP: 0033:0x45c889 [ 869.038267] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.059019] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 869.066921] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 869.074284] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 869.081648] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 869.089112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 869.096391] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000026 [ 869.114558] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 869.149960] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3183 comm=syz-executor.0 [ 869.172041] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 869.187643] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:17 executing program 1 (fault-call:4 fault-nth:39): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) 14:54:17 executing program 2: r0 = openat$ion(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ion\x00', 0x0, 0x0) openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x1, 0x0) r1 = openat$ion(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000140)={0xa00000, 0x20000000209, 0x1, 0xffffffffffffffff}) r5 = dup2(r0, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000000)={0x9cf0000008, 0x9, 0x0, 0xffffffffffffffff, 0x8}) 14:54:17 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) 14:54:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}}, 0x0) 14:54:17 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x2000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 869.480314] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3185 comm=syz-executor.4 [ 869.489687] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 869.504263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:17 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SNDRV_PCM_IOCTL_UNLINK(r2, 0x4161, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r5 = dup(r4) socket$nl_audit(0x10, 0x3, 0x9) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000040)=0x8, 0x4) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) [ 869.605136] FAULT_INJECTION: forcing a failure. [ 869.605136] name failslab, interval 1, probability 0, space 0, times 0 [ 869.640754] CPU: 1 PID: 3246 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 869.648615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.658163] Call Trace: [ 869.660894] dump_stack+0x188/0x20d [ 869.664922] should_fail.cold+0xa/0x1b [ 869.668883] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 869.674014] ? __lock_is_held+0xad/0x140 [ 869.678257] __should_failslab+0x115/0x180 [ 869.681892] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 869.682878] should_failslab+0x5/0xf [ 869.682893] kmem_cache_alloc+0x29f/0x710 [ 869.682916] ? skb_trim+0x180/0x180 [ 869.703686] ? lock_downgrade+0x740/0x740 [ 869.704270] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 869.707858] sctp_chunkify+0x46/0x290 [ 869.707876] _sctp_make_chunk+0x149/0x260 [ 869.707894] sctp_make_datafrag_empty+0x162/0x230 [ 869.707909] ? sctp_make_ecne+0x110/0x110 [ 869.707932] sctp_datamsg_from_user+0x613/0x1190 [ 869.707958] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 869.707977] ? find_held_lock+0x2d/0x110 [ 869.707993] ? lock_sock_nested+0xa6/0x110 [ 869.708012] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 869.708028] ? lock_acquire+0x170/0x400 [ 869.708045] ? mark_held_locks+0xa6/0xf0 [ 869.708059] ? __local_bh_enable_ip+0x159/0x270 [ 869.708073] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 869.708093] sctp_sendmsg+0xf71/0x1610 [ 869.708114] ? sctp_id2assoc+0x2c0/0x2c0 [ 869.708142] ? avc_has_perm_noaudit+0x520/0x520 [ 869.708161] inet_sendmsg+0x12e/0x590 [ 869.708177] ? ipip_gro_receive+0x100/0x100 [ 869.708190] sock_sendmsg+0xcf/0x120 [ 869.708202] sock_write_iter+0x283/0x3c0 [ 869.708218] ? sock_sendmsg+0x120/0x120 [ 869.771527] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3245 comm=syz-executor.0 [ 869.774540] ? selinux_file_open+0x420/0x420 [ 869.774561] do_iter_readv_writev+0x50c/0x790 [ 869.774588] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 869.834341] ? selinux_file_permission+0x87/0x520 [ 869.839222] ? security_file_permission+0x84/0x220 [ 869.844320] do_iter_write+0x185/0x5e0 [ 869.848687] ? __fget+0x319/0x510 [ 869.852204] vfs_writev+0x1b3/0x2f0 14:54:17 executing program 2: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$SNDRV_PCM_IOCTL_STATUS32(r1, 0x806c4120, &(0x7f0000000140)) socket$inet_icmp_raw(0x2, 0x3, 0x1) perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) getrandom(&(0x7f0000000340)=""/219, 0xdb, 0x3) r2 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x2, 0x80001, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000000)={0x0, 0x4}, 0x0) r3 = socket$inet6(0xa, 0x3, 0x8001) setsockopt$inet6_int(r3, 0x29, 0xd1, &(0x7f00000000c0)=0x800000, 0x4) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000200)={'vxcan1\x00'}) r4 = socket(0xa, 0x1, 0x0) close(r4) socket$inet6_sctp(0xa, 0x10000000005, 0x84) [ 869.855874] ? vfs_iter_write+0xa0/0xa0 [ 869.859887] ? check_preemption_disabled+0x41/0x280 [ 869.864939] ? __fget+0x340/0x510 [ 869.868441] ? iterate_fd+0x350/0x350 [ 869.872300] ? __mutex_unlock_slowpath+0xea/0x670 [ 869.877174] ? check_preemption_disabled+0x41/0x280 [ 869.882306] ? __fget_light+0x1d1/0x230 [ 869.886327] do_writev+0x136/0x330 [ 869.889893] ? vfs_writev+0x2f0/0x2f0 [ 869.893711] ? __ia32_sys_clock_settime+0x260/0x260 [ 869.898751] ? trace_hardirqs_on_thunk+0x1a/0x1c 14:54:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x2}}}, 0x24}}, 0x0) [ 869.904251] ? trace_hardirqs_off_caller+0x55/0x210 [ 869.909297] ? do_syscall_64+0x21/0x620 [ 869.913404] do_syscall_64+0xf9/0x620 [ 869.917265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.922761] RIP: 0033:0x45c889 [ 869.926002] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.945583] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 869.953321] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 869.960730] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 869.968023] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 869.975323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 869.982618] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000027 14:54:17 executing program 1 (fault-call:4 fault-nth:40): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 870.131144] FAULT_INJECTION: forcing a failure. [ 870.131144] name failslab, interval 1, probability 0, space 0, times 0 [ 870.142798] CPU: 1 PID: 3282 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 870.150730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.160233] Call Trace: [ 870.162850] dump_stack+0x188/0x20d [ 870.166502] should_fail.cold+0xa/0x1b [ 870.170617] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 870.175855] ? __lock_is_held+0xad/0x140 [ 870.179951] __should_failslab+0x115/0x180 [ 870.184414] should_failslab+0x5/0xf [ 870.188145] kmem_cache_alloc_node+0x260/0x730 [ 870.192856] ? __lock_is_held+0xad/0x140 [ 870.196946] __alloc_skb+0xba/0x5b0 [ 870.200681] ? skb_trim+0x180/0x180 [ 870.204411] ? lock_downgrade+0x740/0x740 [ 870.208582] ? iov_iter_advance+0x219/0xe10 [ 870.212926] _sctp_make_chunk+0x50/0x260 [ 870.217034] sctp_make_datafrag_empty+0x162/0x230 [ 870.221895] ? sctp_make_ecne+0x110/0x110 [ 870.226067] sctp_datamsg_from_user+0x613/0x1190 [ 870.230854] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 870.235456] ? find_held_lock+0x2d/0x110 [ 870.239747] ? lock_sock_nested+0xa6/0x110 [ 870.244001] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 870.249822] ? lock_acquire+0x170/0x400 [ 870.254509] ? mark_held_locks+0xa6/0xf0 [ 870.258600] ? __local_bh_enable_ip+0x159/0x270 [ 870.263389] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 870.268606] sctp_sendmsg+0xf71/0x1610 [ 870.272518] ? sctp_id2assoc+0x2c0/0x2c0 [ 870.276802] ? avc_has_perm_noaudit+0x520/0x520 [ 870.281587] inet_sendmsg+0x12e/0x590 [ 870.285399] ? ipip_gro_receive+0x100/0x100 [ 870.289916] sock_sendmsg+0xcf/0x120 [ 870.294359] sock_write_iter+0x283/0x3c0 [ 870.298529] ? sock_sendmsg+0x120/0x120 [ 870.302537] ? selinux_file_open+0x420/0x420 [ 870.306977] do_iter_readv_writev+0x50c/0x790 [ 870.311502] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 870.316285] ? selinux_file_permission+0x87/0x520 [ 870.321150] ? security_file_permission+0x84/0x220 [ 870.326169] do_iter_write+0x185/0x5e0 [ 870.330074] ? __fget+0x319/0x510 [ 870.333561] vfs_writev+0x1b3/0x2f0 [ 870.337200] ? vfs_iter_write+0xa0/0xa0 [ 870.341185] ? check_preemption_disabled+0x41/0x280 [ 870.346323] ? __fget+0x340/0x510 [ 870.349789] ? iterate_fd+0x350/0x350 [ 870.354475] ? __mutex_unlock_slowpath+0xea/0x670 [ 870.359336] ? check_preemption_disabled+0x41/0x280 [ 870.364734] ? __fget_light+0x1d1/0x230 [ 870.368773] do_writev+0x136/0x330 [ 870.372420] ? vfs_writev+0x2f0/0x2f0 [ 870.376233] ? __ia32_sys_clock_settime+0x260/0x260 [ 870.381316] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 870.386090] ? trace_hardirqs_off_caller+0x55/0x210 [ 870.391794] ? do_syscall_64+0x21/0x620 [ 870.396255] do_syscall_64+0xf9/0x620 [ 870.400074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.405362] RIP: 0033:0x45c889 [ 870.408560] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.427580] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 870.435548] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 870.443156] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 870.450539] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 870.457854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 870.465387] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000028 [ 870.476866] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3242 comm=syz-executor.4 14:54:18 executing program 1 (fault-call:4 fault-nth:41): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 870.525298] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 870.601267] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 870.601878] FAULT_INJECTION: forcing a failure. [ 870.601878] name failslab, interval 1, probability 0, space 0, times 0 [ 870.624467] CPU: 1 PID: 3296 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 870.632319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.641695] Call Trace: [ 870.644314] dump_stack+0x188/0x20d [ 870.648013] should_fail.cold+0xa/0x1b [ 870.652009] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 870.657228] ? __lock_is_held+0xad/0x140 [ 870.661349] __should_failslab+0x115/0x180 [ 870.665697] should_failslab+0x5/0xf [ 870.669441] kmem_cache_alloc_node_trace+0x272/0x750 [ 870.674611] __kmalloc_node_track_caller+0x38/0x70 [ 870.679582] __kmalloc_reserve.isra.0+0x39/0xe0 [ 870.684285] __alloc_skb+0xef/0x5b0 [ 870.689433] ? skb_trim+0x180/0x180 [ 870.693083] ? lock_downgrade+0x740/0x740 [ 870.697260] ? iov_iter_advance+0x219/0xe10 14:54:18 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) [ 870.701784] _sctp_make_chunk+0x50/0x260 [ 870.705878] sctp_make_datafrag_empty+0x162/0x230 [ 870.710738] ? sctp_make_ecne+0x110/0x110 [ 870.714922] sctp_datamsg_from_user+0x613/0x1190 [ 870.719718] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 870.724348] ? find_held_lock+0x2d/0x110 [ 870.728417] ? lock_sock_nested+0xa6/0x110 [ 870.732760] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 870.735966] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3274 comm=syz-executor.0 [ 870.738328] ? lock_acquire+0x170/0x400 [ 870.738346] ? mark_held_locks+0xa6/0xf0 [ 870.738360] ? __local_bh_enable_ip+0x159/0x270 [ 870.738375] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 870.738394] sctp_sendmsg+0xf71/0x1610 [ 870.738416] ? sctp_id2assoc+0x2c0/0x2c0 [ 870.738444] ? avc_has_perm_noaudit+0x520/0x520 [ 870.738464] inet_sendmsg+0x12e/0x590 [ 870.738481] ? ipip_gro_receive+0x100/0x100 [ 870.790547] sock_sendmsg+0xcf/0x120 [ 870.794282] sock_write_iter+0x283/0x3c0 [ 870.799060] ? sock_sendmsg+0x120/0x120 [ 870.803066] ? selinux_file_open+0x420/0x420 [ 870.807505] do_iter_readv_writev+0x50c/0x790 [ 870.812211] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 870.816994] ? selinux_file_permission+0x87/0x520 [ 870.821864] ? security_file_permission+0x84/0x220 [ 870.826897] do_iter_write+0x185/0x5e0 [ 870.830801] ? __fget+0x319/0x510 [ 870.834303] vfs_writev+0x1b3/0x2f0 [ 870.838050] ? vfs_iter_write+0xa0/0xa0 [ 870.842038] ? check_preemption_disabled+0x41/0x280 [ 870.847152] ? __fget+0x340/0x510 [ 870.850639] ? iterate_fd+0x350/0x350 [ 870.854995] ? __mutex_unlock_slowpath+0xea/0x670 [ 870.859858] ? check_preemption_disabled+0x41/0x280 [ 870.864968] ? __fget_light+0x1d1/0x230 [ 870.868978] do_writev+0x136/0x330 [ 870.872533] ? vfs_writev+0x2f0/0x2f0 [ 870.876333] ? __ia32_sys_clock_settime+0x260/0x260 [ 870.881474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 870.886926] ? trace_hardirqs_off_caller+0x55/0x210 [ 870.891955] ? do_syscall_64+0x21/0x620 [ 870.895942] do_syscall_64+0xf9/0x620 [ 870.899772] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.904967] RIP: 0033:0x45c889 [ 870.908185] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.928815] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 870.936667] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 870.943955] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 14:54:18 executing program 2: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$SNDRV_PCM_IOCTL_STATUS32(r1, 0x806c4120, &(0x7f0000000140)) socket$inet_icmp_raw(0x2, 0x3, 0x1) perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) getrandom(&(0x7f0000000340)=""/219, 0xdb, 0x3) r2 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x2, 0x80001, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000000)={0x0, 0x4}, 0x0) r3 = socket$inet6(0xa, 0x3, 0x8001) setsockopt$inet6_int(r3, 0x29, 0xd1, &(0x7f00000000c0)=0x800000, 0x4) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000200)={'vxcan1\x00'}) r4 = socket(0xa, 0x1, 0x0) close(r4) socket$inet6_sctp(0xa, 0x10000000005, 0x84) 14:54:18 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x3}}}, 0x24}}, 0x0) 14:54:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x3f00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 870.951327] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 870.958618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 870.966293] R13: 0000000000000d12 R14: 00000000004cb219 R15: 0000000000000029 14:54:18 executing program 1 (fault-call:4 fault-nth:42): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 871.058896] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:18 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000005440)=[{{0x0, 0x0, &(0x7f0000000000)=[{0x0}, {0x0}, {&(0x7f0000002340)="30f45417187f12cd7d700f9b1a5dcbdc8e3574ea298b9facaa80ce35ea1f78295188b6a2af021ce1d43754cf3272ed0d5cba6d558d0da102a655f2ce1f871b1ecf1eb39a8cb28cab746abc295ec94390c5ab2c3c885721ce94515462367a372aca711140aab92f831c4ba96075e236cac4a09153691ae1cfd094529d55553ff46887d66df846d1e8045fc36fd24686a6c9c82d5c2e83bf52f2d1dc7fcc0297dcd87dee24713ef8bb24c45ef296f3663b7b7975b7e71fb2c9f588430374cca1a41ced", 0xc2}], 0x3}}], 0x1, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) sendmsg$alg(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000440)="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", 0xb3d}], 0x1}, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x34a, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) ioctl$KVM_NMI(r2, 0xae9a) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$RNDCLEARPOOL(0xffffffffffffffff, 0x5206, &(0x7f0000000080)=0x575d9dfa) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 871.174532] FAULT_INJECTION: forcing a failure. [ 871.174532] name failslab, interval 1, probability 0, space 0, times 0 [ 871.205231] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 871.223803] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3312 comm=syz-executor.4 [ 871.237933] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3325 comm=syz-executor.0 [ 871.257524] CPU: 0 PID: 3337 Comm: syz-executor.1 Not tainted 4.19.114-syzkaller #0 [ 871.265467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.274926] Call Trace: [ 871.277541] dump_stack+0x188/0x20d [ 871.281202] should_fail.cold+0xa/0x1b [ 871.285117] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 871.290237] ? __lock_is_held+0xad/0x140 [ 871.294307] __should_failslab+0x115/0x180 [ 871.298535] should_failslab+0x5/0xf [ 871.302263] kmem_cache_alloc+0x29f/0x710 [ 871.306567] ? skb_trim+0x180/0x180 [ 871.310194] ? lock_downgrade+0x740/0x740 [ 871.314435] sctp_chunkify+0x46/0x290 [ 871.318314] _sctp_make_chunk+0x149/0x260 [ 871.322457] sctp_make_datafrag_empty+0x162/0x230 [ 871.327293] ? sctp_make_ecne+0x110/0x110 [ 871.331441] sctp_datamsg_from_user+0x613/0x1190 [ 871.336206] sctp_sendmsg_to_asoc+0x56f/0x1640 [ 871.340784] ? find_held_lock+0x2d/0x110 [ 871.344842] ? lock_sock_nested+0xa6/0x110 [ 871.349071] ? sctp_transport_lookup_process+0x1b0/0x1b0 [ 871.354516] ? lock_acquire+0x170/0x400 [ 871.358498] ? mark_held_locks+0xa6/0xf0 [ 871.362570] ? __local_bh_enable_ip+0x159/0x270 [ 871.367247] ? sctp_sendmsg_check_sflags+0x1b9/0x280 [ 871.375706] sctp_sendmsg+0xf71/0x1610 [ 871.379613] ? sctp_id2assoc+0x2c0/0x2c0 [ 871.383687] ? avc_has_perm_noaudit+0x520/0x520 [ 871.388356] inet_sendmsg+0x12e/0x590 [ 871.393129] ? ipip_gro_receive+0x100/0x100 [ 871.397555] sock_sendmsg+0xcf/0x120 [ 871.401272] sock_write_iter+0x283/0x3c0 [ 871.405331] ? sock_sendmsg+0x120/0x120 [ 871.409307] ? selinux_file_open+0x420/0x420 [ 871.413712] do_iter_readv_writev+0x50c/0x790 [ 871.418222] ? vfs_dedupe_file_range+0x6d0/0x6d0 [ 871.422984] ? selinux_file_permission+0x87/0x520 [ 871.427825] ? security_file_permission+0x84/0x220 [ 871.432763] do_iter_write+0x185/0x5e0 [ 871.436658] ? __fget+0x319/0x510 [ 871.440118] vfs_writev+0x1b3/0x2f0 [ 871.443738] ? vfs_iter_write+0xa0/0xa0 [ 871.447733] ? check_preemption_disabled+0x41/0x280 [ 871.453439] ? __fget+0x340/0x510 [ 871.456993] ? iterate_fd+0x350/0x350 [ 871.460799] ? __mutex_unlock_slowpath+0xea/0x670 [ 871.465653] ? check_preemption_disabled+0x41/0x280 [ 871.470680] ? __fget_light+0x1d1/0x230 [ 871.474675] do_writev+0x136/0x330 [ 871.478214] ? vfs_writev+0x2f0/0x2f0 [ 871.482104] ? __ia32_sys_clock_settime+0x260/0x260 [ 871.487630] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 871.492408] ? trace_hardirqs_off_caller+0x55/0x210 [ 871.497595] ? do_syscall_64+0x21/0x620 [ 871.501586] do_syscall_64+0xf9/0x620 [ 871.505413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 871.510598] RIP: 0033:0x45c889 [ 871.513883] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 871.532785] RSP: 002b:00007fd028aaac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 871.540485] RAX: ffffffffffffffda RBX: 00007fd028aab6d4 RCX: 000000000045c889 [ 871.547744] RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000003 [ 871.555003] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 871.562262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 14:54:19 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31}, 0x24}}, 0x0) 14:54:19 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 871.569554] R13: 0000000000000d12 R14: 00000000004cb219 R15: 000000000000002a 14:54:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x4}}}, 0x24}}, 0x0) 14:54:19 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 871.750024] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 871.796193] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 871.813388] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3363 comm=syz-executor.0 [ 871.835150] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3380 comm=syz-executor.4 14:54:19 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4800, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x6}}}, 0x24}}, 0x0) 14:54:19 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:19 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) r2 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x4, 0x105401) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0)='NLBL_MGMT\x00') sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x38, r4, 0x300, 0x70bd26, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, [], 0x1f}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x38}}, 0x40) sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRES16=r4, @ANYBLOB="0004a8bd7000ffdbdf250400010026100000dcb209900469613f9a9d3d7a599543aafbba0539be5881c2144888b033e3ab909b6ab13b6e4b2425c81a9a10b0e73d10934f87cf3c0c36e308437f9618e769f1e235d1c7353843234660c3cf3ebeee6a6d9e4a02dc418cd9c5acf37021efb1f74a7dbd9756ea8f34ebb5b4a0c3f03fa8faedf884328041368455a8b32a0afcdb28d589f08ca27661f4941171f83ff9d0e65f1e781e61d25c9cee075469e1b26cf8b40aa7ef32f08b5efe604b30c3505178a064b73456209a19c5f0ce4fe0c28356c00dbd7847f7e5d8a8708594657e7debe532832ba48e6e5298eaa259aa5b3f9e7d1f06fab90c2ecb8047871cb0e4947207376a0b382d7923f19f256ca9f849ccd208cd5ea42f4390381fc3a22109fa5c6ddb8511f6fed40e13b7810e149a0d28773d39cf76e4"], 0x3}, 0x1, 0x0, 0x0, 0xd0}, 0x48005) sendmsg$NLBL_MGMT_C_LISTALL(r3, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB="4c000000593dba00bbec41f68aceeadf568967a9cd5a70e014323495ad94addcad3535f854ae26b1c5006b538d15463746d088d5d833f4b9f46766392ab7fd048f3ef8bb3ac4c7b058d0866ab8831f1ec61e5f649dc51df99068dd3c80533556466e4696226dbdf80e657a22e64162562c194a7644c86f1b0d289e74543ac9031af8f2bbcf466d64cdff9292cb63c51d56e40fc93ee7ac505c0654acad8bbf58d6de736e8ed28c489a488fa3da4605481c7a7c0a33355f7e3342e3367c95a4e916be84b552b2328ea26c311769dc9dcc5ebce8393889bf21acf1203ee521c67494caa828af8bb1bb8b4b92549396db08864965d4f685394a4890fd20e003299117d2a9cee51b2bed63af2acd34d6b07c0de00982415748327a404fb4a7a2b7211938", @ANYRES16=r4, @ANYBLOB="02002abd7000fddbdf25030000000b0001005e776c616e31000014000500ff02000000000000000000000000000108000c000000000008000800ac1414bb08000800e0000002"], 0x4c}, 0x1, 0x0, 0x0, 0x40}, 0xc016) sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r4, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x8000) sendmsg$NLBL_MGMT_C_LISTDEF(r2, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x58, r4, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @local}, @NLBL_MGMT_A_CLPDOI={0x8}]}, 0x58}, 0x1, 0x0, 0x0, 0x14088815}, 0x20000010) 14:54:19 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x31200}], 0x1) [ 872.098263] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 872.111136] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:20 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvme-fabrics\x00', 0x450402, 0x0) ioctl$IMGETCOUNT(r3, 0x80044943, &(0x7f0000000100)) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r2, 0x6612) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_emit_ethernet(0x3e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffffbbbbbbbbbbbb08004500009078ac1e0001ac1414aa0500907800000000450000000000000000000000ac1414bb00000000"], 0x0) 14:54:20 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x18}], 0x1) [ 872.237500] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3392 comm=syz-executor.4 [ 872.252025] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3395 comm=syz-executor.0 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4bc}], 0x1) 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4d4}], 0x1) 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x978}], 0x1) 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x990}], 0x1) 14:54:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4c00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:20 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xa}}}, 0x24}}, 0x0) 14:54:20 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) [ 872.883019] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 872.911587] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 872.930237] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3495 comm=syz-executor.0 14:54:20 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:54:20 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe34}], 0x1) [ 873.117718] nla_parse: 19 callbacks suppressed [ 873.117726] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:21 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f000099e000)={0x2, 0x4e20, @multicast1}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0xffffffffffffff58, 0x20008005, &(0x7f0000000100)={0x2, 0x4e20}, 0x10) r1 = gettid() ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000080)=r1) r2 = perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$nvram(0xffffffffffffff9c, 0x0, 0x0, 0x0) recvfrom(r0, &(0x7f0000f9cf9b)=""/101, 0x6478c8501c739ddb, 0x700, 0x0, 0xffffffffffffff39) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x9) syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x3, 0x240) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x54040, 0x0) fcntl$dupfd(r2, 0x0, r0) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$SIOCGSTAMPNS(r3, 0x8907, &(0x7f0000000180)) 14:54:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xc}}}, 0x24}}, 0x0) 14:54:21 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x424001, 0x0) ioctl$KDSIGACCEPT(r1, 0x4b4e, 0x3f) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f0000000400)=ANY=[@ANYBLOB="00000000bbbbbbbbbbbbaaaaaaaaaaaa81000000430545000014008dbd48337c815232d2f0c647000000000c907800000000ac141400"], 0x2a) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KDGKBENT(r4, 0x4b46, &(0x7f00000000c0)={0x0, 0x9, 0x2d}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r5 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r5, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r5, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r5, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254, 0x4}, 0x9c) r6 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r6, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r6, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_msfilter(r4, 0x0, 0x29, &(0x7f0000000900)=ANY=[@ANYBLOB="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"/283, @ANYPTR=&(0x7f0000000280)=ANY=[@ANYRESDEC, @ANYRESDEC, @ANYRESOCT=r5, @ANYRES16=r4, @ANYPTR=&(0x7f0000000200)=ANY=[@ANYRES64=r6, @ANYRESOCT, @ANYRESOCT=0x0]], @ANYRESOCT=r0, @ANYPTR64=&(0x7f00000003c0)=ANY=[@ANYPTR64=&(0x7f0000000440)=ANY=[@ANYRESHEX=r3, @ANYPTR64, @ANYRESOCT, @ANYRESDEC=r4, @ANYRESHEX], @ANYRES64, @ANYRES16, @ANYRESDEC], @ANYRESOCT=r2, @ANYRES32, @ANYRESDEC=r6, @ANYPTR64=&(0x7f0000000700)=ANY=[@ANYBLOB="8c5db2e15724255d25ceebe2c7949b3f0f9274196b215c606e4f67032a3d54423e094481306e5648fa49a1cd24c9057f7f067e2b3ee910dd823b54cdea3eb475c1f7985b50eb759077080deff0c9d9dd4d473306dcaf97a56efb1407c4317ee3dace4008f30ae80ec6fee3bde4075b2b28a84144b8452221ebf269815c9f0d8ee3ae4f9a7f3ef0f683e580da15710c8d58e4732887091412b3399103d6bbebf5edaed7f0dad24fb9f6a85787b4bc9eb8724cc3cfd656f1b2a33690c8", @ANYRES16, @ANYRESDEC=0x0, @ANYRES64=0x0, @ANYRESHEX, @ANYPTR=&(0x7f0000000240)=ANY=[@ANYRES16=0x0, @ANYRESOCT, @ANYPTR64, @ANYPTR64, @ANYRES32, @ANYRES64, @ANYRES64=0x0, @ANYRES16], @ANYRES32, @ANYBLOB="afa6cb5ebfed3acc10cdc191e6998d45e05e53a9cfedc48b4004e1b52a627678b7e07ee85c7f1e6ebb6624b900fa36776b971d8a68670ed724833c5127f5931b6b40376f3613d5ba069227629439e28bef8dbafaf04b99c596784a4060dc995f147a7f88b9c8a7e0827107cf9ffa406d0b732bfb1e6bd2038be4225b094d7a284866cf797cc5096e9450ce1fbd5d08d391bb44cb61eb09618cf933f71707cddc3b476cb353918096ceb7087b7220a026c7f30aaae3b25db85e2f6a822fafde19ede594ef683ee8c7c219a2"]], 0x8) 14:54:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x5865, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe4c}], 0x1) 14:54:21 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) 14:54:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x12f0}], 0x1) [ 873.383142] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 873.391737] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 873.414161] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 873.453206] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xe}}}, 0x24}}, 0x0) 14:54:21 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, 0x0, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x1308}], 0x1) [ 873.556819] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 873.573534] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 873.662726] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 873.684345] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x17ac}], 0x1) [ 873.807286] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 873.832740] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 873.910527] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 873.921861] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet6(0xa, 0x1, 0x0) socket$inet6(0xa, 0x1, 0x8) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000000100)={{0x2, 0x4e21, @multicast1}, {0x1, @broadcast}, 0x18, {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x2d}}, 'veth0_to_bridge\x00'}) accept(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, 0x0, &(0x7f00000000c0)) syz_read_part_table(0xb3900100, 0x1, &(0x7f0000000080)=[{&(0x7f0000000000)="02010500000001000000ff07000000fffffffd000800000000000000004000ff", 0x20, 0x1c0}]) 14:54:21 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, 0x0, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xf}}}, 0x24}}, 0x0) 14:54:21 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='net/igmp6\x00') getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000000100)=@assoc_value={r4, 0x656}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000040)={r4, 0x2, 0x10, 0x0, 0x100000000}, &(0x7f00000000c0)=0x18) 14:54:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x17c4}], 0x1) 14:54:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6558, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:22 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x1c68}], 0x1) 14:54:22 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x1c80}], 0x1) [ 874.453608] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 874.472041] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 874.485374] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:22 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, 0x0, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x10}}}, 0x24}}, 0x0) 14:54:22 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6800, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:22 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x2124}], 0x1) 14:54:22 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x213c}], 0x1) 14:54:22 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000300)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_ctr_aes192\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$KDSKBMODE(r5, 0x4b45, &(0x7f0000000100)=0x2) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$sock_bt_cmtp_CMTPCONNADD(r2, 0x400443c8, &(0x7f0000000080)={r3, 0x94b}) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc-aes-aesni\x00'}, 0x58) [ 875.034509] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 875.051065] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 875.070391] selinux_nlmsg_perm: 6 callbacks suppressed 14:54:22 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 875.070406] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3697 comm=syz-executor.0 [ 875.133332] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3694 comm=syz-executor.4 14:54:23 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="017f0f3abcf085a4317ad8ca7e8c64a4f082d7d3732e1c31d64804ca8683234fbc7d0902422c8e8f9bacd304f0b8b54a27831e7c01d473fa66f63913996836e7f0e9cd38dfdb8275dbedcc71b6524d1cf209d3d82a8eeb841260d0c4a8271a83166d7eff01af2310aa962b0dc6beb315fbf2c1c057dd9c830522b07dbb1ab506c886f45765f063ac6877de75ffa41a1b53edadf876e5c5b6743c4e23dd6fda9eb8abc3e881d45a4386fef2b24cc0757d9ca91af97593e90b08e38396274af8d20e0ed49a0fa9f9b0dc2d3f2577478aa9bc8c22a0fa6b94579e72c55eca36e88e"], 0xe0) 14:54:23 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:23 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6c00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x25e0}], 0x1) 14:54:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x60}}}, 0x24}}, 0x0) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x25f8}], 0x1) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x2a9c}], 0x1) [ 875.477717] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:23 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 875.551608] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 875.574478] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3764 comm=syz-executor.0 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x2ab4}], 0x1) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x2f58}], 0x1) 14:54:23 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x800c}, [@IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x9}]}, 0x28}}, 0x20000000) write$tun(0xffffffffffffffff, &(0x7f00000001c0)=ANY=[@ANYPTR=&(0x7f00000000c0)=ANY=[@ANYRES16=r3, @ANYPTR64=&(0x7f0000000540)=ANY=[@ANYBLOB="926361928a912d263fbddfcb3a7b06d0a61e3081712d3252127a59ed5bd5a6997e5de826cf0d7dbb000898aab7bd6a978922035d649643785d15cc710b1af542c2fd76c1a5e2b5d77f9438d310d120a2292d390a740fbdb9ddd4a5bcb64dd0dd6452683f6265bfda12c5519eccc3bf7467ef88d2bd921295534361b6bb2aaba2b28ee48b8d4f16602a1e88d069f76d1d14906747c0f4"]], @ANYBLOB="1792e30a2fae253d78400b3fc5095fba132c7e43f79eba548b1361c4cad1374c89bca04a560843cd36056496972d8f9eb96f9a92716e991e3a56c3b028e962c37851997354a4f7b0927b4bd3352049e574c62c987f89ad3df8ab309aa62065960fea317aedc9cdb55f503bfb15839e28f1672ae5ae1b5b43da9d79c66922c710b6fe143227057b75aec2cfa5ca72005160a9fe4fbe51684368bd046f99b2aaa73b5178abd5f7f3be225fe544a27fd2a6a8a498a46d06b7ad"], 0x2) splice(r3, 0x0, r1, 0x0, 0x3, 0x0) ioctl$VIDIOC_S_PARM(r0, 0xc0cc5616, &(0x7f0000000600)={0x4e7eabad98650a22, @raw_data="47e8e59f2ec6e0a4f33177f3017358b7514a18e20f62c8976e47fb26ee14ff00254fbaa39618baf46e696355232ef6ace7fc60b2269b31be5f084b6b57918e9bb58ac295c16773b4bb1a3a98402be03c66d657ceccf8a16043005620009c795cc9a1f7b6ac566c2fcd8838a174665363a2b63f40b0bcd0926085c0a428a945d65bdd71c47240ce7846586926ac6e72f54f4c92e1711dba81ad9e1a84f4e7165bd35eaba46d3999b6c212eef3859327fcbb0123b964abdeed73cae71e4170341a37765c5a75d35079"}) r4 = getpid() r5 = getpid() rt_tgsigqueueinfo(r5, r4, 0x16, &(0x7f0000000100)) rt_tgsigqueueinfo(0x0, 0x0, 0x16, &(0x7f0000000100)) ptrace(0x10, 0x0) ptrace$pokeuser(0x6, 0x0, 0x388, 0xff) ptrace$poke(0x5, 0x0, &(0x7f0000000280), 0x7) sched_getaffinity(r5, 0x8, &(0x7f0000000040)) ioctl$KVM_SET_FPU(r0, 0x41a0ae8d, &(0x7f0000000380)={[], 0x0, 0x1, 0x1, 0x0, 0x8, 0x4, 0xbf7d85e25abd8ef6, [], 0x1}) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x2f70}], 0x1) [ 875.965034] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3762 comm=syz-executor.4 14:54:23 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xf0}}}, 0x24}}, 0x0) 14:54:23 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7400, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:23 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x3414}], 0x1) 14:54:24 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x342c}], 0x1) 14:54:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x38d0}], 0x1) [ 876.342292] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 876.354469] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x38e8}], 0x1) 14:54:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x3d8c}], 0x1) 14:54:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x3da4}], 0x1) [ 876.837221] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3839 comm=syz-executor.0 [ 876.930287] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3841 comm=syz-executor.4 14:54:25 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0) setxattr$trusted_overlay_nlink(&(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='trusted.overlay.nlink\x00', &(0x7f0000000300)={'U-', 0x7ff}, 0x16, 0x1) mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB=',lowerdir=.:file0']) mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x40024, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200), 0x2000) 14:54:25 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:25 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4248}], 0x1) 14:54:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x300}}}, 0x24}}, 0x0) 14:54:25 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7a00, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:25 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4260}], 0x1) 14:54:25 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl(r3, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") r4 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000640)='SEG6\x00') sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="300037a5", @ANYRES16=r4, @ANYBLOB="050000000000000000000100000004000400050005000400000005000600000000000800030002000000"], 0x30}, 0x1, 0x6c}, 0x0) sendfile(r2, r1, 0x0, 0x100100000000) [ 877.601333] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:25 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 877.650079] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3908 comm=syz-executor.0 [ 877.671761] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3912 comm=syz-executor.4 14:54:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x600}}}, 0x24}}, 0x0) 14:54:25 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4704}], 0x1) 14:54:25 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x8100, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 877.796367] audit: type=1804 audit(1586357665.624:105): pid=3938 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir824228471/syzkaller.TOR4Nd/592/cgroup.controllers" dev="sda1" ino=16949 res=1 14:54:25 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:25 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x471c}], 0x1) [ 878.018407] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:25 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 878.078778] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3948 comm=syz-executor.0 [ 878.135287] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3949 comm=syz-executor.4 [ 878.148508] nla_parse: 25 callbacks suppressed [ 878.148516] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xa00}}}, 0x24}}, 0x0) 14:54:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4bc0}], 0x1) [ 878.196430] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 878.236026] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xf000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:26 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x4bd8}], 0x1) [ 878.442197] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 878.455210] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 878.477989] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 878.544446] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 878.566166] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xc00}}}, 0x24}}, 0x0) 14:54:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x507c}], 0x1) [ 878.600097] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:26 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xf507, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 878.743602] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 878.790533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 878.804937] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5094}], 0x1) [ 878.837478] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:26 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xe00}}}, 0x24}}, 0x0) 14:54:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x733, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x2}, 0x0, 0x4, 0x401, 0x0, 0x0, 0x40000000, 0x21}, 0x0, 0xfffff7ffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, 0x0) r0 = syz_open_dev$video(&(0x7f0000000240)='/dev/video#\x00', 0x57d, 0x282602) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000280)) r1 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, 0x0) write$binfmt_misc(r1, &(0x7f0000000300)=ANY=[@ANYBLOB="73797aff9b29a111e71700eeffa300000000020000c3050000000500000000000000200000f2ff006cbadb"], 0x2b) unshare(0x0) socket$inet_udp(0x2, 0x2, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x103000, 0x0) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000080)='9p\x00', 0x140000, &(0x7f0000000500)={'trans=fd,', {'rfdno'}, 0x2c, {'wfdno'}, 0x2c, {[{@privport='privport'}, {@uname={'uname', 0x3d, '/dev/loop-control\x00'}}, {@dfltgid={'dfltgid'}}, {@cache_loose='cache=loose'}, {@access_any='access=any'}, {@privport='privport'}, {@afid={'afid', 0x3d, 0x1}}, {@mmap='mmap'}, {@cache_none='cache=none'}, {@cache_none='cache=none'}], [{@subj_user={'subj_user', 0x3d, '/dev/video#\x00'}}, {@dont_measure='dont_measure'}, {@pcr={'pcr', 0x3d, 0x3a}}, {@fsmagic={'fsmagic'}}, {@uid_eq={'uid'}}, {@fsname={'fsname', 0x3d, '\xf2nodev+em1(selinux'}}]}}) ioctl$GIO_FONT(0xffffffffffffffff, 0x4b60, 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r1, 0x40045731, &(0x7f0000000180)=0x58e6f20) ioctl$LOOP_CTL_ADD(r2, 0x4c80, 0x0) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000200)={0x0, 0x0}) [ 878.941955] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5538}], 0x1) 14:54:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x20000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 879.103446] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 879.143711] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:27 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xf00}}}, 0x24}}, 0x0) 14:54:27 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5550}], 0x1) [ 879.242720] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x733, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x2}, 0x0, 0x4, 0x401, 0x0, 0x0, 0x40000000, 0x21}, 0x0, 0xfffff7ffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, 0x0) r0 = syz_open_dev$video(&(0x7f0000000240)='/dev/video#\x00', 0x57d, 0x282602) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000280)) r1 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, 0x0) write$binfmt_misc(r1, &(0x7f0000000300)=ANY=[@ANYBLOB="73797aff9b29a111e71700eeffa300000000020000c3050000000500000000000000200000f2ff006cbadb"], 0x2b) unshare(0x0) socket$inet_udp(0x2, 0x2, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x103000, 0x0) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000080)='9p\x00', 0x140000, &(0x7f0000000500)={'trans=fd,', {'rfdno'}, 0x2c, {'wfdno'}, 0x2c, {[{@privport='privport'}, {@uname={'uname', 0x3d, '/dev/loop-control\x00'}}, {@dfltgid={'dfltgid'}}, {@cache_loose='cache=loose'}, {@access_any='access=any'}, {@privport='privport'}, {@afid={'afid', 0x3d, 0x1}}, {@mmap='mmap'}, {@cache_none='cache=none'}, {@cache_none='cache=none'}], [{@subj_user={'subj_user', 0x3d, '/dev/video#\x00'}}, {@dont_measure='dont_measure'}, {@pcr={'pcr', 0x3d, 0x3a}}, {@fsmagic={'fsmagic'}}, {@uid_eq={'uid'}}, {@fsname={'fsname', 0x3d, '\xf2nodev+em1(selinux'}}]}}) ioctl$GIO_FONT(0xffffffffffffffff, 0x4b60, 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r1, 0x40045731, &(0x7f0000000180)=0x58e6f20) ioctl$LOOP_CTL_ADD(r2, 0x4c80, 0x0) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000200)={0x0, 0x0}) 14:54:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x40000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:27 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x59f4}], 0x1) [ 879.476108] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:27 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x3f00}}}, 0x24}}, 0x0) [ 879.551543] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:27 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5a0c}], 0x1) 14:54:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xf0ffff, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:27 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 879.785327] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x5865}}}, 0x24}}, 0x0) 14:54:27 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e21, 0x1, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000080)={0x80000000, 0x80000000, 0x20, 0xffffff43}) syz_mount_image$iso9660(&(0x7f0000000200)='iso9660\x00', &(0x7f0000000000)='./file0\x00', 0xfffffffffffffffe, 0x2, &(0x7f0000000100)=[{&(0x7f0000000140)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d20202020202020202020202020202020202020202020202020202000000000000000004f0200000000024f000000000000000000000000000000000000000000000000000000000000000001000001010000010008", 0x82, 0x8000}, {&(0x7f0000000280)="82e802000000de36880900000000000000a7ed6e87fe67b594d2", 0x1a}], 0x0, 0x0) r1 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) dup(r2) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) getdents(r1, 0x0, 0x0) 14:54:27 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5eb0}], 0x1) 14:54:27 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de80000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 879.934378] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x5ec8}], 0x1) [ 880.103376] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 880.111787] selinux_nlmsg_perm: 9 callbacks suppressed [ 880.111803] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4138 comm=syz-executor.4 [ 880.140268] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4150 comm=syz-executor.0 14:54:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de80000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x1000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x6000}}}, 0x24}}, 0x0) 14:54:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de80000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x636c}], 0x1) [ 880.500002] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 880.524553] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 880.566069] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4185 comm=syz-executor.0 14:54:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x6558}}}, 0x24}}, 0x0) [ 880.612007] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4179 comm=syz-executor.4 14:54:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x6384}], 0x1) 14:54:28 executing program 2: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, 0x0) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1020, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) listen(r0, 0x7) syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) ptrace(0x10, 0x0) ptrace$setregs(0x4, 0x0, 0x0, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) fsetxattr$system_posix_acl(0xffffffffffffffff, &(0x7f0000000100)='system.posix_acl_default\x00', &(0x7f0000000340)={{}, {0x1, 0x1}, [{0x2, 0x7, r3}], {0x4, 0x6}, [{0x8, 0x7}, {}, {0x8, 0x4}, {}, {0x8, 0x1}, {}, {0x8, 0x4}], {0x10, 0x2}, {0x20, 0x1}}, 0x64, 0x2) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000180)={0x0, 0x9, {}, {r3}, 0x9, 0x10001}) getsockopt$bt_sco_SCO_CONNINFO(0xffffffffffffffff, 0x11, 0x2, &(0x7f00000003c0)=""/196, &(0x7f0000000140)=0xc4) lsetxattr$system_posix_acl(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='system.posix_acl_access\x00', &(0x7f00000001c0)={{}, {0x1, 0x2}, [{0x2, 0x1}, {}, {0x2, 0x3}, {0x2, 0x0, r4}], {0x4, 0xf}, [{0x8, 0xb, 0xee01}], {0x10, 0x3}, {0x20, 0x6}}, 0x4c, 0x3) r5 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r1, &(0x7f0000000040)="b0a68e360650", 0x6, 0x0, 0x0, 0x0) close(r5) 14:54:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x2000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x6828}], 0x1) [ 880.806248] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 880.838752] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4211 comm=syz-executor.0 14:54:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0x8100}}}, 0x24}}, 0x0) 14:54:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de8000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x6840}], 0x1) [ 881.131646] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.165499] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.181196] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4239 comm=syz-executor.0 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:29 executing program 2: openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x400, 0x0) r0 = memfd_create(&(0x7f0000000100)='\vem1\xc1\xf8\xa6\x8dN\xc0\xa3\\\xe2\xcb\xa2\xba\xe5\xf4\x97\xac#*\xff', 0x0) write(r0, &(0x7f0000000080)="0600", 0x2) write$FUSE_NOTIFY_STORE(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB="2c00000003000000000000008100000025000200000000000000000000000000000000000100000000000000203b9d5a053786ed0fe77cb48e324d9e4fc9e2580a8c2356314dd4006d442c0e38c728b2c6ddf2959ac51ce026e38be1e2b1e793cb7f1c0165cd5c9b3845bd5727bc4db2ff4fa309204f778ecd70890a9dd96293bfb76d0878270ae8621e1120052cfd80b21d57b101d599b1b2b6d872fc320a8e00000000419fb537b4640f4f5e3e634b48490833196dd3ce0ceedd78f60b0304f029082ec097fa29659df3ac62b8a8da3e2cf7fe39599a3aebc5750b375deb86fb302bae38"], 0x2c) sendfile(r0, r0, &(0x7f0000001000), 0xffff) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r0, 0x6612) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f000002eff0)={0x85c, &(0x7f0000000000)=[{}]}, 0x10) [ 881.228303] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4230 comm=syz-executor.4 14:54:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xf000}}}, 0x24}}, 0x0) 14:54:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x3000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:29 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x6ce4}], 0x1) 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:29 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x6cfc}], 0x1) 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 881.514963] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.542344] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.596068] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4274 comm=syz-executor.0 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 881.642922] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4275 comm=syz-executor.4 14:54:29 executing program 2: timer_create(0x0, &(0x7f0000000300)={0x0, 0x12, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000080)) timer_settime(0x0, 0x0, &(0x7f0000000340)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x16, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000200)=0x0) perf_event_open(&(0x7f0000000380)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0xe}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_settime(r0, 0x0, &(0x7f0000000180)={{0x0, 0x1c9c380}, {0x0, 0x1c9c380}}, 0x0) clone(0x13102001ffa, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000000), &(0x7f0000000040)=0x4) poll(0x0, 0x0, 0x204) rt_sigsuspend(&(0x7f00000000c0)={[0x9]}, 0x8) 14:54:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}, {0x0, 0xffff}}}, 0x24}}, 0x0) 14:54:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:29 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x71a0}], 0x1) 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 881.854313] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.875537] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 881.891551] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4310 comm=syz-executor.0 14:54:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0xf}}, 0x0) 14:54:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x5000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:29 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x71b8}], 0x1) 14:54:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x765c}], 0x1) [ 882.122235] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 882.161700] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x10}}, 0x0) 14:54:30 executing program 2: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000100)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(r1, 0x4, 0x46802) io_setup(0x1, &(0x7f0000000180)) ioctl$SCSI_IOCTL_GET_PCI(r1, 0x5387, &(0x7f0000000000)) close(r0) 14:54:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x7674}], 0x1) [ 882.363574] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x23}}, 0x0) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB, @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x7b18}], 0x1) [ 882.519939] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 882.633177] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x7b30}], 0x1) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x7000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x29}}, 0x0) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x7fd4}], 0x1) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 882.896693] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 882.908724] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x7fec}], 0x1) 14:54:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0xc0}}, 0x0) 14:54:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x8000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:31 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22, 0x0, @ipv4={[], [], @loopback}}, 0x1c) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r4, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r4, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000000100)={0x4, 0xfffffff9, 0x9, r4, 0x0, &(0x7f0000000040)={0x9b0972, 0xff, [], @p_u8=&(0x7f0000000000)=0xfc}}) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r5, 0xc058534f, &(0x7f0000000140)={{0x8, 0x8}, 0x1, 0x7, 0x5, {0x4}, 0x3, 0x9}) r6 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) r7 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r7, &(0x7f00000001c0)=[{&(0x7f0000000080)="580000001400add427323b472545b45602117fffffff81004e224e227f000001925aa80020007b00090080007f000001e809000000ff0000f03ac7100003ffffffffffffffffffffffe7ee00000000000000000200000000", 0x58}], 0x1) setsockopt$RXRPC_MIN_SECURITY_LEVEL(0xffffffffffffffff, 0x110, 0x4, 0x0, 0x0) r8 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000d80)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_STATICREMOVE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000080)={&(0x7f0000000140)={0x80, r8, 0x4, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vxcan1\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x2e}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_macvtap\x00'}]}, 0x80}, 0x1, 0x0, 0x0, 0x400c040}, 0x800) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000200), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r8, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, [], 0x1b}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}]}, 0x44}, 0x1, 0x0, 0x0, 0x200008d0}, 0x4000000) [ 883.140464] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 883.170600] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 883.180730] nla_parse: 54 callbacks suppressed 14:54:31 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 883.180738] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:31 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x8490}], 0x1) 14:54:31 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0xec0}}, 0x0) [ 883.300909] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 883.358346] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 883.374184] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:31 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:31 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x84a8}], 0x1) 14:54:31 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xa000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 883.464059] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 883.494523] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:31 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:31 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x894c}], 0x1) 14:54:31 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x33fe0}}, 0x0) [ 883.591078] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 883.624694] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 883.675770] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:31 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:31 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x8964}], 0x1) [ 883.779030] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 883.804649] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 883.819598] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 883.838339] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x8e08}], 0x1) 14:54:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x200004e4}}, 0x0) 14:54:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xc000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200140001000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bind$nfc_llcp(r1, &(0x7f00000000c0)={0x27, 0x0, 0x2, 0x2, 0x4, 0x4, "6017848784ea99657c9a798cf8570aa4a825517113360fbe1329443397f9063f57eb8453d5b9634791b1bd782018c8c832fb7788ac013fb547af94d2bcb5a4", 0x12}, 0x60) sched_setattr(0x0, &(0x7f0000000200)={0x38, 0x2, 0x0, 0x0, 0x3}, 0x0) perf_event_open(&(0x7f0000000340)={0x1, 0x70, 0x0, 0x0, 0x1, 0x0, 0x0, 0x41c5, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb8f, 0x4, @perf_bp={0x0}, 0x57515, 0x2, 0x0, 0x6, 0x2d}, 0x0, 0x0, 0xffffffffffffffff, 0x8) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r2, 0x0, 0x0) dup(r2) r3 = syz_open_dev$vcsu(0x0, 0x0, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_LINK_STATS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000880)=ANY=[@ANYBLOB="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", @ANYRES16=r5, @ANYBLOB="3f020000c3c7e2aaf5d05bd2ee067d0e00000000000001000000000000000b00000000000014c1077cbab09a15a4de0178b98c22050053b4eb087310435a0408cba9922131dc37ba692ec1318b49daeb3ef7661806531d6e5fe33f2900c63bd7"], 0x30}, 0x1, 0xfffffff0}, 0x0) ioctl$SIOCGIFMTU(r3, 0x8921, &(0x7f0000000080)) ioctl$SNDCTL_DSP_GETCAPS(r3, 0x8004500f, &(0x7f0000000400)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$TCGETS2(0xffffffffffffffff, 0x802c542a, &(0x7f0000000000)) ioctl$TIOCL_PASTESEL(0xffffffffffffffff, 0x541c, 0x0) [ 884.282888] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 884.308343] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x8e20}], 0x1) 14:54:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x7ffff000}}, 0x0) 14:54:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xe000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xc000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200140001000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x92c4}], 0x1) [ 884.642222] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 884.654839] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200140001000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 884.718969] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0xfffffdef}}, 0x0) 14:54:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x10000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x92dc}], 0x1) 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 884.941110] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 884.992681] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x2}, 0x0) 14:54:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x9780}], 0x1) 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468000000001800020014000100000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x13010000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:33 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f00000001c0)=&(0x7f0000000180)) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x81}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x40000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000011000/0x18000)=nil, &(0x7f00000008c0)=[@text32={0x20, &(0x7f00000000c0)="b805000000b9510000000f01c10f46a78900000066ba2100b067ee66ba4100edb9800000c00f3266ba400066ed0f30c4c271de9d0000000066b808008ed0660f38806f000f011c2666b8bf008ee0", 0x4e}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r3, 0xae60) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000440)={0x0, @in={{0x2, 0x0, @broadcast}}, 0x0, 0x0, 0x3ff800, 0xffffffff, 0x0, 0x1000000}, 0x9c) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x40000000000000, 0x13d, 0x80000000000, 0x800, 0x0, 0x400000000000000, 0x0, 0xfffffffffffffffc, 0x0, 0x800000000, 0x80, 0x400000000000], 0x0, 0x50}) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_open_dev$vcsu(&(0x7f0000000200)='/dev/vcsu#\x00', 0x80000001, 0x40400) 14:54:33 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x9798}], 0x1) [ 885.236945] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 885.295565] selinux_nlmsg_perm: 19 callbacks suppressed [ 885.295578] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4659 comm=syz-executor.0 [ 885.327505] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:33 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x8}, 0x0) 14:54:33 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x9c3c}], 0x1) 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 885.480306] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4674 comm=syz-executor.4 14:54:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x1f000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:33 executing program 2: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x400000001, 0x70, 0x2005, 0x6, 0x0, 0x0, 0x0, 0x1, 0x8090, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x5}, 0x0, 0xc, r0, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, r0, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$KVM_SET_BOOT_CPU_ID(r5, 0xae78, &(0x7f0000000000)) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xf0000000000e803) [ 885.687737] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 885.709748] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4703 comm=syz-executor.0 [ 885.722998] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:33 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0x9c54}], 0x1) 14:54:33 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x35}, 0x0) 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 885.855908] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4709 comm=syz-executor.4 14:54:33 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x1ff}, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x6, 0x0, 0x1000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000003000/0x2000)=nil, 0x2000, 0x0, 0x1012, r0, 0x0) write$P9_RWALK(r0, &(0x7f00000003c0)=ANY=[@ANYRES64], 0x8) perf_event_open(&(0x7f0000000180)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0xfffffff6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f0000000000), 0x5}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup2(r0, 0xffffffffffffffff) clock_gettime(0x0, 0x0) ioctl$VIDIOC_DQBUF(0xffffffffffffffff, 0xc0585611, &(0x7f0000000100)={0x401, 0x6, 0x4, 0x0, 0x8, {}, {0x5, 0x0, 0x0, 0x9, 0x2, 0x3f, "4db25dee"}, 0x0, 0x0, @planes=&(0x7f00000000c0)={0x3, 0x2, @fd, 0xff}, 0x200}) sendmsg$NL80211_CMD_REQ_SET_REG(0xffffffffffffffff, 0x0, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) sendto$isdn(0xffffffffffffffff, &(0x7f0000000400)={0x3, 0x2, "3b59944f1719b0605140d53474e665b3a7ad7070ef5eaffe55eef1c07904b8993f07a1b1045517125b000be3abc02c19543ffc89540b6207ed3a7157272554603b781a20202c6bcbdfb3d22480eb08e8d54797e39480b0571626979510fb92aa2e49cc198a6c2773380e7d1f42e12891ce744e13a6ef83ec0deef4e5fd2044eb91b21d200617fe454be9ffd40d6e"}, 0x96, 0x4091, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300)) r1 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r1, 0x29, 0xd2, &(0x7f0000000200)={{0xa, 0x4e24, 0x400, @dev={0xfe, 0x80, [], 0x1b}, 0x1}, {0xa, 0x0, 0x8, @local, 0x7}, 0x0, [0x4, 0xce, 0x6, 0x4, 0xea0, 0x3, 0xf774, 0x3f]}, 0x5c) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000000c0)={@dev, @mcast1, @rand_addr="657261c70996f4e1596272e2ec4688fa", 0x0, 0x0, 0x0, 0x10, 0x0, 0x20c204c6}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x12) 14:54:33 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa0f8}], 0x1) 14:54:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x20000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 886.041128] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 886.079239] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4741 comm=syz-executor.0 14:54:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:33 executing program 2: r0 = shmget$private(0x0, 0x600000, 0x0, &(0x7f0000000000/0x600000)=nil) shmat(r0, &(0x7f0000000000/0x13000)=nil, 0x4000) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) shmctl$SHM_LOCK(r0, 0xb) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r2, 0x28, &(0x7f0000000040)}, 0x10) r3 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x222000, 0x1000}, 0x18) shmctl$SHM_UNLOCK(r0, 0xc) 14:54:34 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa110}], 0x1) 14:54:34 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x300}, 0x0) [ 886.242050] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:34 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:34 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa5b4}], 0x1) [ 886.397993] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 886.410822] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4757 comm=syz-executor.4 14:54:34 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x3f000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:34 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0xffffff1f}, 0x0) 14:54:34 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x81}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x3}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$rxrpc(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_LOCK(0xffffffffffffffff, 0x4008642a, &(0x7f0000000340)={0x0, 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'dummy0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000540)=ANY=[@ANYBLOB="3c0000001000010400000000ec00000000000000", @ANYRES32=r5, @ANYBLOB="00000000000000001c0012000b00010062726964676500000c000200050007000500000011d9165fe35cf75e5adcafc537684466a96e0a317fc47ff9ed949d8a82743f4012689ebb70da8c5a"], 0x3c}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002700)=@newlink={0x28, 0x10, 0x401, 0x0, 0xffffa888, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8, 0xa, r5}]}, 0x28}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$SNDRV_PCM_IOCTL_HW_PARAMS(r7, 0xc2604111, &(0x7f0000000840)={0x1, [[0x5, 0x7fff, 0x2, 0x3, 0xea83, 0xfff, 0x1, 0x5], [0x25b, 0x2, 0x5, 0xcd0, 0xffff, 0x3, 0x2020, 0x7], [0xad, 0x7f, 0xfffffff9, 0x7d, 0x6, 0x8, 0x4, 0xd1c0]], [], [{0xffffffff, 0x7fff, 0x0, 0x1, 0x1}, {0x200, 0x4, 0x1, 0x1, 0x1}, {0x80000001, 0x2, 0x0, 0x1}, {0x4, 0x1, 0x1, 0x0, 0x0, 0x1}, {0x81, 0x0, 0x1, 0x1}, {0x6, 0x31c8, 0x0, 0x1, 0x1, 0x1}, {0x7fff, 0x800, 0x1, 0x1, 0x1}, {0x7, 0x3, 0x1, 0x1, 0x1}, {0x6, 0x9, 0x1}, {0x1, 0xe5, 0x1, 0x0, 0x1}, {0xca98aa90, 0x0, 0x1, 0x1, 0x1, 0x1}, {0x8000, 0x8baf, 0x1, 0x1, 0x1}], [], 0x4}) 14:54:34 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:34 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa5cc}], 0x1) 14:54:34 executing program 5: write$P9_RAUTH(0xffffffffffffffff, &(0x7f0000000040)={0x14, 0x67, 0x2, {0x2, 0x2}}, 0x14) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="00006f2806134a0dbb050180c2000001aaaaaaaaaaaa91004600810000008137ffff006e200400000000ffffffffffff040500000001f3fd4bbea6ac0008421852cadc94951cc39c6c7aecd45d805202173220e970c60b8fd5670979805d86ea6707a675066d94bc2f40578c248a47b2dc85a566093862fb2453f60a0836c943ca86f32ca6b89c11a81f7c8d2695"], 0x8e) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCSSOFTCAR(r4, 0x40046104, &(0x7f0000000000)) r5 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000029c0)='/dev/snapshot\x00', 0x10100, 0x0) write$RDMA_USER_CM_CMD_JOIN_IP_MCAST(r5, &(0x7f0000002940)={0x10, 0x86, 0xfa00, {&(0x7f0000002900)={0xffffffffffffffff}, 0x2, {0xa, 0x4e24, 0x200007, @empty, 0xb29}}}, 0x38) write$RDMA_USER_CM_CMD_LEAVE_MCAST(r4, &(0x7f0000002980)={0x11, 0x10, 0xfa00, {&(0x7f00000028c0), r6}}, 0x18) write$RDMA_USER_CM_CMD_LEAVE_MCAST(r3, &(0x7f0000000200)={0x11, 0x10, 0xfa00, {&(0x7f00000000c0), r6}}, 0x18) [ 886.765487] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 886.784380] bridge4: port 1(dummy0) entered blocking state [ 886.793877] bridge4: port 1(dummy0) entered disabled state [ 886.820534] device dummy0 entered promiscuous mode [ 886.839989] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:34 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xaa70}], 0x1) [ 886.870889] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4809 comm=syz-executor.0 14:54:34 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa5cc}], 0x1) 14:54:34 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xaa88}], 0x1) 14:54:34 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:34 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x2}, 0x0) [ 887.003948] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4806 comm=syz-executor.4 14:54:35 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x40000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:35 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa5cc}], 0x1) 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xaf2c}], 0x1) 14:54:35 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xa5cc}], 0x1) 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xaf44}], 0x1) 14:54:35 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2, 0x13, r1, 0x0) syz_genetlink_get_family_id$tipc(&(0x7f0000000000)='TIPC\x00') ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0xfea2, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3e8, 0x0, 0xffffffd8) [ 887.634490] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 887.655711] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4861 comm=syz-executor.0 [ 887.668932] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 887.695457] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4870 sclass=netlink_route_socket pig=4864 comm=syz-executor.5 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xb3e8}], 0x1) 14:54:35 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x4}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:35 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x3}, 0x0) 14:54:35 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$VIDIOC_S_CTRL(r3, 0xc008561c, &(0x7f0000000040)={0x7, 0x1}) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) 14:54:35 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x48000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:35 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xb400}], 0x1) [ 887.900603] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xb8a4}], 0x1) 14:54:35 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xb8bc}], 0x1) 14:54:36 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xbd60}], 0x1) 14:54:36 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xbd78}], 0x1) 14:54:36 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x8003, 0x8020001) openat$ppp(0xffffffffffffff9c, 0x0, 0x101000, 0x0) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) write$UHID_INPUT2(0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYBLOB="0c000000ae0059ed94c4a7afd0b57659fd0022fdca428b31767c9e453650a7a3371689eb3f0278ead61ded88e3f28e9209324f706b8416a668dbe3ea61000b8d77f0fec7dadf816d9638f280604110500bc6bae35f2c930c894e36b402cc075826371f47990436d1c7f3ec4b156b153920f56f09c97c5e10e5f8c375b97938c08105cb78863d91257dabe0605d0a1942c080cd0ce5fa6c37735ff8d02a3a789312ee25ef82c6d55395715ffb96574d3333de"], 0x1) syz_genetlink_get_family_id$l2tp(0x0) sendmsg$NL80211_CMD_SET_KEY(r2, 0x0, 0x0) prctl$PR_CAPBSET_READ(0x17, 0x10) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000000100)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(0xffffffffffffffff, &(0x7f00000000c0)={0x14c}, 0x137) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) renameat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0xffffffffffffffff, &(0x7f00000001c0)='./bus\x00') write$P9_RREMOVE(r3, &(0x7f0000000280), 0x1033b) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r3, 0xe}) readlinkat(r3, &(0x7f0000000180)='./bus\x00', &(0x7f0000000400)=""/177, 0xb1) 14:54:36 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xc21c}], 0x1) [ 888.488041] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 888.499367] nla_parse: 41 callbacks suppressed [ 888.499377] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:36 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 888.541816] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:36 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x4}, 0x0) [ 888.994479] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 889.003669] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 889.013405] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:36 executing program 2: syz_emit_ethernet(0x42e, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) stat(&(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TUNSETFILTEREBPF(r4, 0x800454e1, &(0x7f00000006c0)=r1) r5 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000640)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r5, 0x10e, 0x5, &(0x7f0000000680)=0x4000000, 0x4) sendmsg$nl_xfrm(r1, &(0x7f0000000600)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000540)=@delpolicy={0x80, 0x14, 0x8, 0x70bd2a, 0x25dfdbfc, {{@in6=@mcast2, @in=@local, 0x4e23, 0x5, 0x4e21, 0x1, 0x8, 0x40, 0x20, 0xc, 0x0, r2}, 0x6e6bb9, 0x1}, [@srcaddr={0x14, 0xd, @in6=@ipv4={[], [], @loopback}}, @proto={0x5, 0x19, 0x2b}, @srcaddr={0x14, 0xd, @in6=@mcast1}]}, 0x80}, 0x1, 0x0, 0x0, 0x8040}, 0x0) 14:54:36 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xc234}], 0x1) 14:54:36 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x4c000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 889.063936] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:36 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:36 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void, {0x8100, 0x0, 0x0, 0x4}}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @rand_addr=0x100}}}}}}, 0x2a) getsockopt$inet6_dccp_buf(r0, 0x21, 0xc, &(0x7f0000000200)=""/86, &(0x7f0000000040)=0x56) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = userfaultfd(0x80000) lseek(r3, 0xe62c, 0x1) r4 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$SIOCAX25GETINFO(r4, 0x89ed, &(0x7f0000000140)) 14:54:37 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x6}, 0x0) [ 889.218885] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:37 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="48000000100005070000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xc6d8}], 0x1) [ 889.385405] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xc6f0}], 0x1) 14:54:37 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$TIOCGETD(r1, 0x5424, &(0x7f0000000100)) setsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000000), 0x4) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x420000015001}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r4, 0x40405514, &(0x7f00000000c0)={0x0, 0x0, 0x8, 0x40, 'syz1\x00', 0x4}) socket$netlink(0x10, 0x3, 0x0) write$tun(r2, &(0x7f0000000740)={@void, @val={0x3}, @mpls={[], @ipv4=@udp={{0x5, 0x4, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x11, 0x0, @remote, @remote}, {0x0, 0x0, 0xc, 0x0, @gue={{0x1, 0x0, 0x0, 0x0, 0x0, @void}}}}}}, 0x2a) [ 889.425581] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 889.474113] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 889.489541] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:37 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="48000000100005070000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xcb94}], 0x1) 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xcbac}], 0x1) 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd050}], 0x1) [ 889.957812] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 889.972531] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:37 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x60000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:37 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd068}], 0x1) 14:54:37 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0xa}, 0x0) 14:54:37 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="48000000100005070000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x8000, 0x0) syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x400) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 14:54:37 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) r2 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(0x0, r3, 0x0) r4 = add_key$keyring(&(0x7f0000000580)='keyring\x00', &(0x7f0000000280)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) keyctl$get_persistent(0x16, r3, r4) keyctl$read(0xb, r4, &(0x7f0000000200)=""/192, 0xc0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @multicast1}}, 0x1c) connect$inet6(r6, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r6, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) pwrite64(r6, &(0x7f0000000380)="836665be6b14e98ec0c305db75cd43f48caaad3c1eeb92a03bd068df1a620d6bf9782c5a5ac589ff39c4dd80a8107ec662e1195c79a8ca633bbdfd7c79d40a21721a073b9382bc6f5bbd7f4931aac02a650628a1d399fb502f48add324ddb850", 0x60, 0x3ff) r7 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$VIDIOC_DQEVENT(r7, 0x80885659, &(0x7f00000002c0)={0x0, @motion_det}) 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd50c}], 0x1) 14:54:38 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700000000000000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 890.240011] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:38 executing program 2: r0 = syz_open_dev$dri(0x0, 0x0, 0x0) perf_event_open(0x0, 0xffffffffffffffff, 0xb, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000180)=0x3, 0x4) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x2, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl(r0, 0xffffffffffffffb9, &(0x7f0000000080)) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r2, &(0x7f0000000140)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e22}}, 0x24) sendmmsg(r2, &(0x7f0000005c00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=[{0x18, 0x110, 0x1, "ec"}], 0x18}, 0x2000000}], 0x1, 0x0) connect$rxrpc(0xffffffffffffffff, &(0x7f0000000140)=@in4={0x21, 0x0, 0x2, 0x10}, 0x24) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'macvlan1\x00', 0x1000}) sendmmsg(0xffffffffffffffff, &(0x7f0000005c00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=[{0x18, 0x110, 0x1, "ec"}], 0x18}, 0x2000000}], 0x1, 0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040)={0xffffffffffffffff}, 0xc) socket$isdn(0x22, 0x3, 0x24) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = syz_genetlink_get_family_id$smc(&(0x7f00000001c0)='SMC_PNETID\x00') sendmsg$SMC_PNETID_ADD(r4, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20010041}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz0\x00'}, @SMC_PNETID_IBNAME={0x9, 0x3, 'syz2\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x34}}, 0x40) 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd524}], 0x1) [ 890.411975] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 890.462846] selinux_nlmsg_perm: 6 callbacks suppressed [ 890.462862] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5129 comm=syz-executor.0 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd9c8}], 0x1) 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xd9e0}], 0x1) 14:54:38 executing program 2: dup(0xffffffffffffffff) perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xe6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$vnet(0xffffff9c, 0x0, 0x2, 0x0) perf_event_open(&(0x7f0000000bc0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x6100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x8, 0x0, 0x0, 0xd00, 0x0, 0x0, 0xfffffffffffffff8, 0x0, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$ttyprintk(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$PPPIOCSMRU1(0xffffffffffffffff, 0x40047452, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) bind$llc(r3, &(0x7f0000000040), 0x10) dup3(r2, r3, 0x0) getpeername$unix(r2, 0x0, &(0x7f0000000040)) bind$inet6(r1, &(0x7f0000000000), 0x1c) sendto$inet6(r1, 0x0, 0x0, 0x20000001, &(0x7f0000b63fe4)={0xa, 0x2, 0x0, @loopback}, 0x1c) sendmsg$sock(r1, &(0x7f0000000c40)={0x0, 0x0, &(0x7f0000000b80)=[{0x0}, {0x0}], 0x2}, 0x4004045) splice(r1, 0x0, r0, 0x0, 0x5fffd, 0x0) 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xde84}], 0x1) 14:54:38 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700000000000000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:38 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x65580000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:38 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0xc}, 0x0) [ 890.876968] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5187 comm=syz-executor.4 14:54:38 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) write$tun(r0, &(0x7f0000000040)={@val={0x0, 0x6001}, @val={0x0, 0x0, 0x4, 0x733f, 0xdb7e, 0x8}, @ipx={0xffff, 0x30, 0x20, 0x11, {@broadcast, @broadcast, 0x6}, {@broadcast, @random="3fcfd10542b4", 0x4}, "6d904445e6d0e4576b5fecd3aa74977810a5"}}, 0x3e) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) r2 = dup3(r1, r0, 0x80000) ioctl$SOUND_PCM_READ_BITS(r2, 0x80045005, &(0x7f00000000c0)) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) socket$inet_udplite(0x2, 0x2, 0x88) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$BLKROSET(r5, 0x125d, &(0x7f0000000140)=0x7) write$tun(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], 0x2a) 14:54:38 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700000000000000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:38 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xde9c}], 0x1) [ 891.137964] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 891.156419] HTB: quantum of class FFFF0900 is small. Consider r2q change. 14:54:39 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/18, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 891.184616] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5215 comm=syz-executor.0 [ 891.210741] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5208 comm=syz-executor.4 14:54:39 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0xe}, 0x0) 14:54:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x68000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:39 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/18, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 891.496319] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 891.504728] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 891.556783] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5252 comm=syz-executor.0 [ 891.590997] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5253 comm=syz-executor.4 14:54:41 executing program 2: dup(0xffffffffffffffff) perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xe6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$vnet(0xffffff9c, 0x0, 0x2, 0x0) perf_event_open(&(0x7f0000000bc0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x6100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x8, 0x0, 0x0, 0xd00, 0x0, 0x0, 0xfffffffffffffff8, 0x0, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$ttyprintk(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$PPPIOCSMRU1(0xffffffffffffffff, 0x40047452, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) bind$llc(r3, &(0x7f0000000040), 0x10) dup3(r2, r3, 0x0) getpeername$unix(r2, 0x0, &(0x7f0000000040)) bind$inet6(r1, &(0x7f0000000000), 0x1c) sendto$inet6(r1, 0x0, 0x0, 0x20000001, &(0x7f0000b63fe4)={0xa, 0x2, 0x0, @loopback}, 0x1c) sendmsg$sock(r1, &(0x7f0000000c40)={0x0, 0x0, &(0x7f0000000b80)=[{0x0}, {0x0}], 0x2}, 0x4004045) splice(r1, 0x0, r0, 0x0, 0x5fffd, 0x0) 14:54:41 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe340}], 0x1) 14:54:41 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/18, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:41 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0xa) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) r2 = getpid() r3 = getpid() rt_tgsigqueueinfo(r3, r2, 0x16, &(0x7f0000000100)) ptrace(0x10, r2) ptrace$pokeuser(0x6, r2, 0x388, 0xff) r4 = getpid() r5 = getpid() rt_tgsigqueueinfo(r5, r4, 0x16, &(0x7f0000000100)) ptrace(0x10, r4) ptrace$pokeuser(0x6, r4, 0x388, 0xff) tgkill(r2, r4, 0x23) write$tun(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="0013000000bbbbbbbbbbbba6aaaaaaaaaa65ee0000430f450000140000ddfefe2e5f5168bd0000ac1414"], 0x2a) 14:54:41 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x6c000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:41 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0xf}, 0x0) 14:54:41 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe358}], 0x1) [ 894.151805] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 894.167076] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 894.183418] nla_parse: 16 callbacks suppressed [ 894.183426] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:42 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/19, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) [ 894.200730] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5305 comm=syz-executor.0 [ 894.212906] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 14:54:42 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe7fc}], 0x1) 14:54:42 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xe814}], 0x1) 14:54:42 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xecb8}], 0x1) [ 894.616473] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 894.625976] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5300 comm=syz-executor.4 14:54:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x10}, 0x0) [ 894.663294] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 894.685928] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 894.801348] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 894.821827] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5358 comm=syz-executor.0 14:54:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x74000000, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:44 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/19, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:44 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xecd0}], 0x1) 14:54:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x29, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}}, 0x24}, 0x1, 0x60}, 0x0) 14:54:44 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)={@val, @void, @eth={@multicast, @local, @val={@void}, {@ipv4={0x4305, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @dev}}}}}}, 0x2a) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000400)=@newtfilter={0x38, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {}, {0x9}}, [@filter_kind_options=@f_u32={{0x8, 0x1, 'u32\x00'}, {0xc, 0x2, [@TCA_U32_HASH={0x8}]}}]}, 0x38}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x2a9, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="48000000100005070ed0b864256b1ceba6000000", @ANYRES32=r5, @ANYBLOB="000000000000000028001200090001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00b74000000000cc"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000000240007e7ffff0777e0d7d774fd40ac00", @ANYRES32=r5, @ANYBLOB="00000000ffffffff010000000900010068667363000000000800020000000000"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000400)=@newchain={0x34, 0x64, 0x1, 0x70bd27, 0x1, {0x0, 0x0, 0x0, 0x0, {0x5, 0x6}, {0xd, 0x10}, {0x3, 0x4}}, [@TCA_RATE={0x6, 0x5, {0x0, 0x3}}, @TCA_CHAIN={0x8, 0xb, 0xffff}]}, 0x34}}, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000140)=0x14, 0x80800) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r8 = dup(r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) accept4$packet(r8, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f00000002c0)=0x14, 0x800) sendmsg$ETHTOOL_MSG_LINKINFO_GET(r1, &(0x7f0000000540)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000300)={0x1f4, 0x0, 0x300, 0x70bd26, 0x25dfdbff, {}, [@ETHTOOL_A_LINKINFO_HEADER={0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @ETHTOOL_A_LINKINFO_HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netpci0\x00'}]}, @ETHTOOL_A_LINKINFO_HEADER={0x7c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_macvtap\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'hsr0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvlan0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}]}, @ETHTOOL_A_LINKINFO_HEADER={0xa8, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvlan1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bond_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip_vti0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg2\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6gre0\x00'}]}, @ETHTOOL_A_LINKINFO_HEADER={0x50, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syzkaller1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}]}, @ETHTOOL_A_LINKINFO_HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r9}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bond_slave_1\x00'}]}]}, 0x1f4}, 0x1, 0x0, 0x0, 0x40040}, 0x0) 14:54:44 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1000000000022, &(0x7f0000000080)=0x1, 0x4) sendmsg$TIPC_CMD_SHOW_LINK_STATS(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000680)={&(0x7f0000000540)=ANY=[@ANYBLOB="f57f8eeeb1a86ec76f939f1e02d9d29329fb182844fa1c9a50e6b9ad994b2ba6c871fd43b1e4516887a055a6de706c9947f3c896bd722f5d0677b355de21c688779ea21b187321918308000000d3c77cb767f667f71cffa375"], 0x1}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000300), &(0x7f0000000440)=0x4) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000500)={0x0, 0x3}, &(0x7f00000004c0)=0x8) write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f00000005c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000600)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_SET_OPTION(r3, &(0x7f0000000180)={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000100)=0x1, r4, 0x0, 0x2, 0x4}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r3, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x4e21}, {0xa, 0x0, 0x0, @mcast1}, r4}}, 0x48) write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f0000000340)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000380)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r3, &(0x7f00000003c0)={0x3, 0x40, 0xfa00, {{0xa, 0x4e21, 0x0, @ipv4}, {}, r5}}, 0x48) write$RDMA_USER_CM_CMD_LISTEN(r3, &(0x7f00000001c0)={0x7, 0x8, 0xfa00, {r5}}, 0x10) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(r2, &(0x7f0000000180)={0xb, 0x10, 0xfa00, {&(0x7f00000000c0), r5, 0x2}}, 0x18) setsockopt$inet_tcp_int(r0, 0x6, 0x1e, &(0x7f0000000000)=0x1, 0x4) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @remote}, 0x10) sendmmsg(r0, &(0x7f0000000640)=[{{0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000240)="077cb224fa5a28556e0c0a2d62c5774cccea7e739d084e501eac2062aa44c0137da4ff51fa76e83500d820c666aaadb8ecc6b779340616a9548e48b3dfeccce8c13646a2953da19bccb3de910a52ec", 0x4f}], 0x1}}], 0x4000000000001d0, 0x24044075) [ 897.135539] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 14:54:45 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/19, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x5}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c00020018000200030000000001000000001e000800000000000000ce204b70759690626033cefc9f29f0a316c47d6335ffa3a711759f0cc96a64a78d1424d7fbb9ce04556e206ac506b1011a61efc33a09ebbb2af603af78d8b1c564eebfed008c914bfbadcd782389f49d356138458f10539554386cdc1a5949ec127445ab7ec5cb7e75d4565ff6b5bcfa2e670c666d929fd82579b295"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x70, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x900}, {0x0, 0xffff}}, [@filter_kind_options=@f_cgroup={{0xb, 0x1, 'cgroup\x00'}, {0x40, 0x2, [@TCA_CGROUP_ACT={0x3c, 0x1, [@m_xt={0x38, 0x0, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_IPT_TABLE={0x24, 0x1, 'mangle\x00'}]}, {0x4}}}]}]}}]}, 0x70}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000004c0)=@delchain={0x24, 0x11, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) 14:54:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xf174}], 0x1) [ 897.225608] list_add corruption. prev->next should be next (ffffffff894a9900), but was 0000000000000000. (prev=ffff888094bb96e0). [ 897.258952] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 897.285010] HTB: quantum of class FFFF0900 is small. Consider r2q change. [ 897.285083] ------------[ cut here ]------------ [ 897.293225] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 897.297290] kernel BUG at lib/list_debug.c:26! [ 897.332991] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 897.338598] CPU: 0 PID: 5393 Comm: syz-executor.2 Not tainted 4.19.114-syzkaller #0 [ 897.346406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 897.356152] RIP: 0010:__list_add_valid.cold+0x3a/0x3c [ 897.361367] Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 c0 fe aa 87 e8 14 6f fc fd 0f 0b 48 89 f1 48 c7 c7 40 fe aa 87 4c 89 e6 e8 00 6f fc fd <0f> 0b 48 89 ee 48 c7 c7 e0 ff aa 87 e8 ef 6e fc fd 0f 0b 4c 89 ea [ 897.363977] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5391 comm=syz-executor.5 [ 897.380829] RSP: 0018:ffff88821057fb60 EFLAGS: 00010282 [ 897.380839] RAX: 0000000000000075 RBX: 0000000000000000 RCX: 0000000000000000 [ 897.380845] RDX: 0000000000000000 RSI: ffffffff8152d3a1 RDI: ffffed10420aff5e [ 897.380853] RBP: ffff888052727660 R08: 0000000000000075 R09: ffffed1015cc5079 [ 897.380861] R10: ffffed1015cc5078 R11: ffff8880ae6283c7 R12: ffffffff894a9900 14:54:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xf18c}], 0x1) [ 897.380869] R13: ffff888052727660 R14: 0000000000000000 R15: ffff888052727830 [ 897.380880] FS: 00007f36d4f5b700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 897.380886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 897.380893] CR2: 0000000000b70004 CR3: 00000000a4be0000 CR4: 00000000001406f0 [ 897.380903] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 897.380909] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 897.380913] Call Trace: 14:54:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xf630}], 0x1) [ 897.381017] rdma_listen+0x609/0x880 [ 897.487994] ucma_listen+0x14d/0x1c0 [ 897.492047] ? ucma_notify+0x190/0x190 [ 897.496329] ? __might_fault+0x192/0x1d0 [ 897.500613] ? _copy_from_user+0xd2/0x140 [ 897.505178] ? ucma_notify+0x190/0x190 [ 897.509371] ucma_write+0x285/0x350 [ 897.513351] ? ucma_open+0x280/0x280 [ 897.517370] ? __fget+0x319/0x510 [ 897.521669] __vfs_write+0xf7/0x760 [ 897.525920] ? ucma_open+0x280/0x280 [ 897.530033] ? kernel_read+0x110/0x110 [ 897.533948] ? __inode_security_revalidate+0xd3/0x120 [ 897.539169] ? avc_policy_seqno+0x9/0x70 [ 897.543477] ? selinux_file_permission+0x87/0x520 [ 897.548438] ? security_file_permission+0x84/0x220 [ 897.553952] vfs_write+0x206/0x550 [ 897.557526] ksys_write+0x12b/0x2a0 [ 897.561208] ? __ia32_sys_read+0xb0/0xb0 [ 897.565298] ? __ia32_sys_clock_settime+0x260/0x260 [ 897.570552] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 897.575607] ? trace_hardirqs_off_caller+0x55/0x210 [ 897.581282] ? do_syscall_64+0x21/0x620 14:54:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xf648}], 0x1) [ 897.585727] do_syscall_64+0xf9/0x620 [ 897.590011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 897.595780] RIP: 0033:0x45c889 [ 897.599183] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 897.619903] RSP: 002b:00007f36d4f5ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 897.628172] RAX: ffffffffffffffda RBX: 00007f36d4f5b6d4 RCX: 000000000045c889 [ 897.636059] RDX: 0000000000000010 RSI: 00000000200001c0 RDI: 0000000000000007 [ 897.644142] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 897.651461] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 897.658757] R13: 0000000000000cc0 R14: 00000000004cee8e R15: 000000000076bfac [ 897.666420] Modules linked in: [ 897.675601] ---[ end trace 8b9378aefd185340 ]--- [ 897.681051] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5376 comm=syz-executor.0 [ 897.701153] RIP: 0010:__list_add_valid.cold+0x3a/0x3c [ 897.708991] Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 c0 fe aa 87 e8 14 6f fc fd 0f 0b 48 89 f1 48 c7 c7 40 fe aa 87 4c 89 e6 e8 00 6f fc fd <0f> 0b 48 89 ee 48 c7 c7 e0 ff aa 87 e8 ef 6e fc fd 0f 0b 4c 89 ea 14:54:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x3, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x0, 0x20}, 0xc) sendto$inet6(r0, &(0x7f00000000c0)='X', 0x1, 0x0, &(0x7f0000000200)={0xa, 0x3, 0x0, @loopback}, 0x1c) writev(r0, &(0x7f0000000640)=[{&(0x7f0000000000)="84", 0xfaec}], 0x1) [ 897.733105] RSP: 0018:ffff88821057fb60 EFLAGS: 00010282 [ 897.739368] RAX: 0000000000000075 RBX: 0000000000000000 RCX: 0000000000000000 [ 897.749557] RDX: 0000000000000000 RSI: ffffffff8152d3a1 RDI: ffffed10420aff5e [ 897.757658] RBP: ffff888052727660 R08: 0000000000000075 R09: ffffed1015cc5079 [ 897.770313] R10: ffffed1015cc5078 R11: ffff8880ae6283c7 R12: ffffffff894a9900 [ 897.783419] R13: ffff888052727660 R14: 0000000000000000 R15: ffff888052727830 [ 897.808367] FS: 00007f36d4f5b700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 897.833118] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 897.843444] CR2: 000055f5eb97d557 CR3: 00000000a4be0000 CR4: 00000000001406e0 [ 897.852622] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 897.863035] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 897.879012] Kernel panic - not syncing: Fatal exception [ 897.891683] Kernel Offset: disabled [ 897.895928] Rebooting in 86400 seconds..