[ 40.471165] random: cc1: uninitialized urandom read (8 bytes read) [ 41.010859] IPVS: ftp: loaded support on port[0] = 21 [ 42.146918] can: request_module (can-proto-0) failed. [ 42.156085] can: request_module (can-proto-0) failed. [ 42.322700] audit: type=1400 audit(1582798185.421:37): avc: denied { create } for pid=6765 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 [ 42.346284] audit: type=1400 audit(1582798185.421:38): avc: denied { create } for pid=6765 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 [ 42.370635] audit: type=1400 audit(1582798185.421:39): avc: denied { create } for pid=6765 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 [ 42.631494] random: sshd: uninitialized urandom read (32 bytes read) [ 43.376961] random: sshd: uninitialized urandom read (32 bytes read) [ 43.572686] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.15.199' (ECDSA) to the list of known hosts. 2020/02/27 10:09:53 parsed 1 programs 2020/02/27 10:09:53 executed programs: 0 [ 50.222303] audit: type=1400 audit(1582798193.311:40): avc: denied { map } for pid=6837 comm="syz-execprog" path="/root/syzkaller-shm831027588" dev="sda1" ino=16492 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 50.470886] IPVS: ftp: loaded support on port[0] = 21 [ 51.257174] IPVS: ftp: loaded support on port[0] = 21 [ 51.300733] chnl_net:caif_netlink_parms(): no params data found [ 51.362097] IPVS: ftp: loaded support on port[0] = 21 [ 51.367843] chnl_net:caif_netlink_parms(): no params data found [ 51.383270] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.389943] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.397467] device bridge_slave_0 entered promiscuous mode [ 51.411331] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.417890] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.425228] device bridge_slave_1 entered promiscuous mode [ 51.453412] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.464269] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.495689] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.503380] team0: Port device team_slave_0 added [ 51.515996] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.522646] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.529624] device bridge_slave_0 entered promiscuous mode [ 51.536366] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.544175] team0: Port device team_slave_1 added [ 51.549591] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.557028] IPVS: ftp: loaded support on port[0] = 21 [ 51.560154] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.569579] device bridge_slave_1 entered promiscuous mode [ 51.578253] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.596745] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.605507] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.624571] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.691984] device hsr_slave_0 entered promiscuous mode [ 51.730296] device hsr_slave_1 entered promiscuous mode [ 51.812620] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.825874] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.833441] team0: Port device team_slave_0 added [ 51.841686] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.859510] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.866840] team0: Port device team_slave_1 added [ 51.887382] IPVS: ftp: loaded support on port[0] = 21 [ 51.898274] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.905643] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.972606] device hsr_slave_0 entered promiscuous mode [ 52.010403] device hsr_slave_1 entered promiscuous mode [ 52.080367] chnl_net:caif_netlink_parms(): no params data found [ 52.088595] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.098700] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.105394] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.112478] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.118835] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.134749] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.226959] chnl_net:caif_netlink_parms(): no params data found [ 52.241406] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.248011] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.255183] device bridge_slave_0 entered promiscuous mode [ 52.269635] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.276231] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.277547] IPVS: ftp: loaded support on port[0] = 21 [ 52.282945] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.294477] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.308178] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.317183] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.326383] device bridge_slave_1 entered promiscuous mode [ 52.362567] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.379912] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.387479] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.395845] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.414590] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.423850] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.467452] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.504001] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.511308] team0: Port device team_slave_0 added [ 52.516975] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.523305] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.529664] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.536739] device bridge_slave_0 entered promiscuous mode [ 52.548635] chnl_net:caif_netlink_parms(): no params data found [ 52.562041] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.569171] team0: Port device team_slave_1 added [ 52.575023] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.584162] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.592226] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.599406] device bridge_slave_1 entered promiscuous mode [ 52.622861] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.633787] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.641745] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.713326] device hsr_slave_0 entered promiscuous mode [ 52.770305] device hsr_slave_1 entered promiscuous mode [ 52.810768] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.825194] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.851957] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.859157] team0: Port device team_slave_0 added [ 52.864875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.873207] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.881093] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.891060] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.897152] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.911408] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.918577] team0: Port device team_slave_1 added [ 52.924841] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.932508] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.943907] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.951322] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.957717] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.965057] device bridge_slave_0 entered promiscuous mode [ 52.972845] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.979286] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.986517] device bridge_slave_1 entered promiscuous mode [ 53.004430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.012213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.019837] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.026251] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.035287] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.051566] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.102095] device hsr_slave_0 entered promiscuous mode [ 53.140347] device hsr_slave_1 entered promiscuous mode [ 53.216020] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.223863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.231771] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.239573] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.246043] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.257463] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.263955] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.272480] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.282191] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.294884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.304151] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.320477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.328122] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.339802] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.354508] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.367269] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.378175] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.385478] team0: Port device team_slave_0 added [ 53.391316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.399749] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.409175] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.443604] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.450827] team0: Port device team_slave_1 added [ 53.456516] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.464258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.472316] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.479966] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.488515] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.494739] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.518693] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.532165] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.542412] chnl_net:caif_netlink_parms(): no params data found [ 53.559972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.567792] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.576785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.606234] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.613985] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.622304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.629924] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.636516] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.643358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.651328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.660996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.670686] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.732410] device hsr_slave_0 entered promiscuous mode [ 53.770366] device hsr_slave_1 entered promiscuous mode [ 53.821591] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.829428] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.840313] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.846345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.855750] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.862082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.869926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.878139] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.884546] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.891448] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.899061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.906626] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.925251] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.932675] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.943610] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.952524] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.962501] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.977143] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.984002] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.991170] device bridge_slave_0 entered promiscuous mode [ 53.997942] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.004575] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.012541] device bridge_slave_1 entered promiscuous mode [ 54.025136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.032894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.040969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.048861] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.059284] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.072816] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.082023] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.091902] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.099022] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.109674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.119111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.126349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.134267] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.143676] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.149764] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.157482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.175238] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.184351] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.193015] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.199161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.207024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.214723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.221749] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.236433] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.243666] team0: Port device team_slave_0 added [ 54.249736] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.259678] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.268753] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.279739] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.287599] team0: Port device team_slave_1 added [ 54.294000] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.301990] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.311357] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.317447] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.325065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.332654] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.340192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.348040] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.355723] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.362098] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.369338] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.384447] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.391394] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.404098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.416388] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.435430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.443752] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.451578] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.457936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.464773] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.472607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.480184] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.486532] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.493825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.502849] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.512417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.564982] device hsr_slave_0 entered promiscuous mode [ 54.597483] kasan: CONFIG_KASAN_INLINE enabled [ 54.602442] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.609855] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 54.610496] device hsr_slave_1 entered promiscuous mode [ 54.616237] Modules linked in: [ 54.624781] CPU: 1 PID: 6889 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 54.632688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.642064] task: ffff88808bb3c5c0 task.stack: ffff8880a9ab0000 [ 54.648116] RIP: 0010:refcount_sub_and_test+0x1c/0x90 [ 54.653295] RSP: 0018:ffff8880a9ab7bd0 EFLAGS: 00010282 [ 54.658644] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffff110117679d1 [ 54.665900] RDX: 0000000000000004 RSI: 0000000000000020 RDI: 0000000000000001 [ 54.673153] RBP: ffff8880a9ab7be0 R08: ffff88808bb3ce88 R09: 0000000000000000 [ 54.680413] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808d2bc300 [ 54.687674] R13: dffffc0000000000 R14: ffff88808d2bc314 R15: 0000000000000000 [ 54.694946] FS: 00000000021a4940(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 54.703267] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.709141] CR2: 00007f905dbbb000 CR3: 000000008b926000 CR4: 00000000001406e0 [ 54.716399] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.723662] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.730918] Call Trace: [ 54.733497] refcount_dec_and_test+0x11/0x20 [ 54.737893] vb2_vmalloc_put+0x11/0x50 [ 54.742401] __vb2_buf_mem_free+0xf3/0x1c0 [ 54.746637] __vb2_queue_free+0x580/0x770 [ 54.750774] ? __vb2_queue_cancel+0x232/0x880 [ 54.755258] vb2_core_queue_release+0x57/0x70 [ 54.759735] _vb2_fop_release+0x1ac/0x280 [ 54.763897] vb2_fop_release+0x66/0xd0 [ 54.767773] vivid_fop_release+0x15f/0x3a0 [ 54.771993] v4l2_release+0xee/0x1a0 [ 54.775692] __fput+0x235/0x750 [ 54.778955] ? _raw_spin_unlock_irq+0x27/0x80 [ 54.783512] ____fput+0x9/0x10 [ 54.786718] task_work_run+0xeb/0x180 [ 54.790509] exit_to_usermode_loop+0x16a/0x1b0 [ 54.795079] do_syscall_64+0x418/0x5b0 [ 54.798963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.803939] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.809161] RIP: 0033:0x4129e1 [ 54.812398] RSP: 002b:00007ffc7833ace0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 54.820094] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004129e1 [ 54.827543] RDX: 0000001b2ff20000 RSI: 0000000000000000 RDI: 0000000000000003 [ 54.834808] RBP: 0000000000740868 R08: 000000000000d53f R09: 000000000000d53f [ 54.842190] R10: 00007ffc7833adb0 R11: 0000000000000293 R12: 0000000000000001 [ 54.849446] R13: 000000000000d545 R14: 000000000000d572 R15: 000000000073bf0c [ 54.856750] Code: 83 87 6d 05 00 0f 84 42 02 00 00 5d c3 66 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 f2 48 89 e5 48 c1 ea 03 53 89 fb 48 83 ec 08 <0f> b6 14 02 48 89 f0 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 3a [ 54.875808] RIP: refcount_sub_and_test+0x1c/0x90 RSP: ffff8880a9ab7bd0 [ 54.883548] ---[ end trace 3223188b0e3695f0 ]--- [ 54.888303] Kernel panic - not syncing: Fatal exception [ 54.895072] Kernel Offset: disabled [ 54.898718] Rebooting in 86400 seconds..