[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 39.789456] IPVS: ftp: loaded support on port[0] = 21 [ 40.248868] kauditd_printk_skb: 9 callbacks suppressed [ 40.254218] audit: type=1400 audit(1574538352.513:34): avc: denied { create } for pid=6729 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 40.277953] audit: type=1400 audit(1574538352.513:35): avc: denied { create } for pid=6729 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 40.301530] audit: type=1400 audit(1574538352.514:36): avc: denied { create } for pid=6729 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. 2019/11/23 19:46:14 parsed 1 programs 2019/11/23 19:46:14 executed programs: 0 [ 62.060257] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 62.069626] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 62.080722] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 62.088050] IPVS: ftp: loaded support on port[0] = 21 [ 62.095344] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 62.107712] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 62.120129] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 62.143101] IPVS: ftp: loaded support on port[0] = 21 [ 62.186548] chnl_net:caif_netlink_parms(): no params data found [ 62.202488] IPVS: ftp: loaded support on port[0] = 21 [ 62.229643] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.236065] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.243381] device bridge_slave_0 entered promiscuous mode [ 62.259292] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.265639] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.272564] device bridge_slave_1 entered promiscuous mode [ 62.296256] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 62.306188] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 62.322030] IPVS: ftp: loaded support on port[0] = 21 [ 62.349548] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.356652] team0: Port device team_slave_0 added [ 62.376921] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.384076] team0: Port device team_slave_1 added [ 62.391722] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.406534] chnl_net:caif_netlink_parms(): no params data found [ 62.419704] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.462915] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 62.465840] IPVS: ftp: loaded support on port[0] = 21 [ 62.489122] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 62.496019] chnl_net:caif_netlink_parms(): no params data found [ 62.496564] audit: type=1400 audit(1574538374.760:37): avc: denied { write } for pid=6825 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 62.498781] audit: type=1400 audit(1574538374.763:38): avc: denied { read } for pid=6825 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 62.585811] IPVS: ftp: loaded support on port[0] = 21 [ 62.599334] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.605731] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.612650] device bridge_slave_0 entered promiscuous mode [ 62.622120] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.628822] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.635511] device bridge_slave_1 entered promiscuous mode [ 62.690866] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.697319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.704223] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.710656] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.720875] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 62.744926] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.753217] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.760288] device bridge_slave_0 entered promiscuous mode [ 62.767914] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 62.803625] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.810155] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.818335] device bridge_slave_1 entered promiscuous mode [ 62.832490] chnl_net:caif_netlink_parms(): no params data found [ 62.870597] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 62.880943] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 62.888845] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.895777] team0: Port device team_slave_0 added [ 62.903395] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.910572] team0: Port device team_slave_1 added [ 62.942357] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.949787] team0: Port device team_slave_0 added [ 62.955217] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.967430] chnl_net:caif_netlink_parms(): no params data found [ 62.981624] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.989132] team0: Port device team_slave_1 added [ 62.994584] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.004195] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.011901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.095282] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.105743] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.112988] device bridge_slave_0 entered promiscuous mode [ 63.128551] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.149378] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.155737] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.162731] device bridge_slave_1 entered promiscuous mode [ 63.169157] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.182142] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.189369] chnl_net:caif_netlink_parms(): no params data found [ 63.201674] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.208702] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.215038] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.221891] device bridge_slave_0 entered promiscuous mode [ 63.232882] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.239325] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.246048] device bridge_slave_1 entered promiscuous mode [ 63.258137] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.264969] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.282015] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.291462] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.305838] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.323099] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.340196] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.364110] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.373131] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.380674] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.390277] team0: Port device team_slave_0 added [ 63.396040] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.403198] team0: Port device team_slave_0 added [ 63.409314] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.416295] team0: Port device team_slave_1 added [ 63.433189] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.441597] team0: Port device team_slave_1 added [ 63.447950] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.454299] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.464018] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.475764] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.483208] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.490300] device bridge_slave_0 entered promiscuous mode [ 63.497230] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.514184] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 63.520618] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.527404] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.534473] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.541264] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.548728] device bridge_slave_1 entered promiscuous mode [ 63.555882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.595083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.602827] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.609194] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.616277] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.623988] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.630476] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.652395] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.669231] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.682585] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.701114] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.709093] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.718349] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.732124] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.742525] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.755359] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.763045] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.792502] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.808866] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.816151] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.837811] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.844816] team0: Port device team_slave_0 added [ 63.851304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.861790] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.872989] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.880718] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.890215] team0: Port device team_slave_1 added [ 63.897587] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.912888] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.921221] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.931457] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.970667] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 63.977776] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.985183] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 64.002283] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 64.010178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.029566] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 64.035669] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.043382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.059612] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.066009] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.073656] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.081261] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.087647] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.094919] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.112323] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.129790] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.138157] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.146014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.165547] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.172005] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.179294] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.186912] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.193259] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.200241] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.207911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.220327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.232439] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.245925] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.257855] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 64.280012] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.288412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.295553] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.318363] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.333336] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 64.345881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.356216] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 64.362939] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.370522] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.382419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.389856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.404683] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 64.411105] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.432854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.440424] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.450577] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.456965] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.463960] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.472092] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.478490] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.485918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.510196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.522627] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.530693] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.537076] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.544354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.552226] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.558619] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.565486] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.573250] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.580302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.597984] audit: type=1400 audit(1574538376.859:39): avc: denied { associate } for pid=6825 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 64.605286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.605683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.623489] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.624072] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.624497] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.625083] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.637144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.681783] kobject: 'loop0' (ffff880125cecf20): kobject_uevent_env [ 64.681811] kobject: 'loop0' (ffff880125cecf20): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 64.708895] gretap0: Invalid MTU 47872 requested, hw max 1500 [ 64.733209] refcount_t: underflow; use-after-free. [ 64.733298] ------------[ cut here ]------------ [ 64.733311] WARNING: CPU: 1 PID: 6968 at lib/refcount.c:184 refcount_sub_and_test+0x11b/0x170 [ 64.733315] Kernel panic - not syncing: panic_on_warn set ... [ 64.733315] [ 64.733321] CPU: 1 PID: 6968 Comm: syz-executor.0 Not tainted 4.12.0-rc7-syzkaller #0 [ 64.733323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.733326] Call Trace: [ 64.733336] dump_stack+0x145/0x1f1 [ 64.733342] ? arch_local_irq_restore+0x44/0x44 [ 64.733352] ? refcount_sub_and_test+0x11b/0x170 [ 64.733360] panic+0x1b6/0x358 [ 64.733366] ? percpu_up_read_preempt_enable.constprop.37+0xb9/0xb9 [ 64.733379] ? refcount_sub_and_test+0x11b/0x170 [ 64.733387] __warn+0x18d/0x1b0 [ 64.733390] ? refcount_sub_and_test+0x11b/0x170 [ 64.733395] ? refcount_sub_and_test+0x11b/0x170 [ 64.733400] report_bug+0x1a4/0x250 [ 64.733411] fixup_bug.part.15+0x37/0x80 [ 64.733417] do_trap+0x77/0x340 [ 64.733426] do_error_trap+0x120/0x390 [ 64.733432] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 64.733439] ? do_trap+0x340/0x340 [ 64.733443] ? refcount_sub_and_test+0x11b/0x170 [ 64.733449] ? console_trylock+0x12/0x110 [ 64.733454] ? vprintk_emit+0x3ce/0x500 [ 64.733466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.733474] do_invalid_op+0x1b/0x20 [ 64.733481] invalid_op+0x1e/0x30 [ 64.733485] RIP: 0010:refcount_sub_and_test+0x11b/0x170 [ 64.733488] RSP: 0018:ffff8801168feba8 EFLAGS: 00010286 [ 64.733493] RAX: 0000000000000026 RBX: 1ffff10022d1fd77 RCX: 0000000000000000 [ 64.733496] RDX: 0000000000000026 RSI: 1ffff100207b855e RDI: ffffed0022d1fd6b [ 64.733498] RBP: ffff8801168fec38 R08: 1ffff10022d1fd0f R09: 0000000000000000 [ 64.733501] R10: ffff8801168fe610 R11: 0000000000000000 R12: 1ffff10022d1fd7b [ 64.733504] R13: 0000000000000100 R14: ffff8801168fec18 R15: ffff88011d421080 [ 64.733519] ? refcount_sub_and_test+0x11b/0x170 [ 64.733524] ? refcount_inc+0x30/0x30 [ 64.733540] sctp_wfree+0x185/0x5e0 [ 64.733550] skb_release_head_state+0xf3/0x1e0 [ 64.733555] skb_release_all+0xd/0x50 [ 64.733560] consume_skb+0x135/0x460 [ 64.733565] ? pskb_carve+0x2340/0x2340 [ 64.733572] ? check_noncircular+0x20/0x20 [ 64.733586] ? sctp_generate_fwdtsn+0x1160/0x1160 [ 64.733594] sctp_chunk_put+0x26c/0x3d0 [ 64.733600] ? sctp_chunk_hold+0x10/0x10 [ 64.733609] ? find_held_lock+0x35/0x1d0 [ 64.733621] ? depot_save_stack+0x3b6/0x490 [ 64.733629] sctp_datamsg_put+0x1f9/0x5a0 [ 64.733633] ? lock_release+0xa70/0xa70 [ 64.733641] ? sctp_transport_dst_confirm+0x40/0x40 [ 64.733644] ? print_usage_bug+0x3f0/0x3f0 [ 64.733651] ? __kernel_text_address+0x85/0xb0 [ 64.733661] ? unwind_get_return_address+0x61/0xa0 [ 64.733669] ? _raw_spin_unlock_irqrestore+0xa6/0xe0 [ 64.733677] sctp_chunk_free+0x37/0x50 [ 64.733682] __sctp_outq_teardown+0x25c/0x1670 [ 64.733692] ? sctp_inq_set_th_handler+0x1c0/0x1c0 [ 64.733696] ? sctp_ulpq_tail_event+0x571/0xff0 [ 64.733701] ? sctp_primitive_ABORT+0x7c/0xc0 [ 64.733705] ? sctp_close+0x268/0x9a0 [ 64.733711] ? inet_release+0xd9/0x1c0 [ 64.733716] ? sock_release+0x83/0x1b0 [ 64.733719] ? sock_close+0xd/0x20 [ 64.733728] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 64.733736] ? free_obj_work+0x690/0x690 [ 64.733739] ? mark_held_locks+0xaf/0x100 [ 64.733745] ? kfree+0xe6/0x270 [ 64.733750] ? skb_free_head+0x6a/0x90 [ 64.733761] ? __lock_is_held+0xb6/0x140 [ 64.733768] ? rcu_dynticks_momentary_idle+0x70/0x70 [ 64.733775] ? check_noncircular+0x20/0x20 [ 64.733781] ? kfree_skbmem+0x17c/0x1b0 [ 64.733785] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.733792] ? kmem_cache_free+0x277/0x2b0 [ 64.733798] ? kfree_skbmem+0x17c/0x1b0 [ 64.733802] ? __lock_is_held+0xb6/0x140 [ 64.733807] ? pskb_put+0xa0/0xa0 [ 64.733816] ? find_held_lock+0x35/0x1d0 [ 64.733824] ? sock_def_wakeup+0x1c1/0x2f0 [ 64.733828] ? lock_downgrade+0x990/0x990 [ 64.733832] ? skb_scrub_packet+0x410/0x410 [ 64.733838] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 64.733842] ? debug_smp_processor_id+0x17/0x20 [ 64.733848] sctp_outq_free+0x9/0x10 [ 64.733851] sctp_association_free+0x2ab/0x8b0 [ 64.733858] ? sctp_asconf_queue_teardown+0x700/0x700 [ 64.733863] ? sock_def_wakeup+0x1de/0x2f0 [ 64.733868] ? sk_dst_check+0x490/0x490 [ 64.733874] ? sctp_clear_pd+0x720/0x720 [ 64.733886] sctp_do_sm+0x230d/0x6a10 [ 64.733890] ? __lock_is_held+0xb6/0x140 [ 64.733894] ? rcu_dynticks_momentary_idle+0x70/0x70 [ 64.733899] ? sctp_chunkify+0xc2/0x440 [ 64.733906] ? sctp_do_8_2_transport_strike.isra.19+0x820/0x820 [ 64.733910] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.733914] ? kmem_cache_alloc+0x49a/0x790 [ 64.733922] ? memset+0x31/0x40 [ 64.733928] ? sctp_chunkify+0xc2/0x440 [ 64.733933] ? sctp_chunk_iif+0x90/0x90 [ 64.733938] ? kmem_cache_free+0x277/0x2b0 [ 64.733944] ? print_usage_bug+0x3f0/0x3f0 [ 64.733951] ? skb_dequeue+0x119/0x1a0 [ 64.733955] ? lock_downgrade+0x990/0x990 [ 64.733961] ? _sctp_make_chunk+0x181/0x250 [ 64.733966] ? memcpy+0x45/0x50 [ 64.733978] ? sctp_make_abort_no_data+0x280/0x280 [ 64.733991] sctp_primitive_ABORT+0x7c/0xc0 [ 64.733998] sctp_close+0x268/0x9a0 [ 64.734008] ? sctp_apply_peer_addr_params+0xed0/0xed0 [ 64.734016] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 64.734022] ? dentry_free+0xa6/0x100 [ 64.734036] ? fcntl_setlk+0x1250/0x1250 [ 64.734043] ? ___might_sleep+0x376/0x500 [ 64.734048] ? __schedule_bug+0x1c0/0x1c0 [ 64.734053] ? do_lock_file_wait+0x240/0x240 [ 64.734059] inet_release+0xd9/0x1c0 [ 64.734066] sock_release+0x83/0x1b0 [ 64.734071] sock_close+0xd/0x20 [ 64.734079] __fput+0x307/0x900 [ 64.734088] ? file_free_rcu+0x80/0x80 [ 64.734092] ? .slowpath+0x15/0x15 [ 64.734098] ? kick_process+0x110/0x170 [ 64.734103] ? task_work_add+0x129/0x260 [ 64.734110] ____fput+0x9/0x10 [ 64.734113] task_work_run+0x140/0x220 [ 64.734118] ? task_work_cancel+0x340/0x340 [ 64.734123] ? exit_to_usermode_loop+0x85/0x2a0 [ 64.734131] exit_to_usermode_loop+0x221/0x2a0 [ 64.734137] ? trace_event_raw_event_sys_exit+0x1e0/0x1e0 [ 64.734148] syscall_return_slowpath+0x344/0x3f0 [ 64.734153] ? fd_install+0x60/0x60 [ 64.734158] ? prepare_exit_to_usermode+0x1f0/0x1f0 [ 64.734163] ? entry_SYSCALL_64_fastpath+0x95/0xc2 [ 64.734168] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 64.734173] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.734181] entry_SYSCALL_64_fastpath+0xc0/0xc2 [ 64.734185] RIP: 0033:0x4141d1 [ 64.734188] RSP: 002b:00007ffc1f90a950 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 64.734192] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00000000004141d1 [ 64.734195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 [ 64.734197] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 64.734200] R10: 00007ffc1f90aa30 R11: 0000000000000293 R12: 000000000075bf20 [ 64.734202] R13: 000000000000fcd7 R14: 0000000000761400 R15: 000000000075bf2c [ 64.735873] Kernel Offset: disabled [ 65.457988] Rebooting in 86400 seconds..