[ 477.261836] device bridge_slave_1 left promiscuous mode [ 477.267967] bridge0: port 2(bridge_slave_1) entered disabled state [ 477.323525] device bridge_slave_0 left promiscuous mode [ 477.329416] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.170791] device hsr_slave_1 left promiscuous mode [ 480.221595] device hsr_slave_0 left promiscuous mode [ 480.264674] team0 (unregistering): Port device team_slave_1 removed [ 480.273753] team0 (unregistering): Port device team_slave_0 removed [ 480.283180] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 480.322338] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 480.378863] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. [ 480.618878] IPVS: ftp: loaded support on port[0] = 21 [ 480.660406] audit: type=1400 audit(1583488077.182:41): avc: denied { write } for pid=31164 comm="syz-executor426" 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 [ 480.711712] audit: type=1400 audit(1583488077.212:42): avc: denied { read } for pid=31164 comm="syz-executor426" 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 [ 480.764887] chnl_net:caif_netlink_parms(): no params data found [ 480.804078] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.812117] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.823043] device bridge_slave_0 entered promiscuous mode [ 480.831291] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.837876] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.849033] device bridge_slave_1 entered promiscuous mode [ 480.875730] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 480.888875] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 480.913068] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 480.924220] team0: Port device team_slave_0 added [ 480.931047] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 480.938431] team0: Port device team_slave_1 added [ 480.948466] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 480.956946] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 481.012430] device hsr_slave_0 entered promiscuous mode [ 481.063290] device hsr_slave_1 entered promiscuous mode [ 481.103841] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 481.112009] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 481.132613] bridge0: port 2(bridge_slave_1) entered blocking state [ 481.139109] bridge0: port 2(bridge_slave_1) entered forwarding state [ 481.145921] bridge0: port 1(bridge_slave_0) entered blocking state [ 481.152321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 481.208480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 481.218141] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 481.230570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 481.237680] bridge0: port 1(bridge_slave_0) entered disabled state [ 481.244648] bridge0: port 2(bridge_slave_1) entered disabled state [ 481.255134] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 481.261893] 8021q: adding VLAN 0 to HW filter on device team0 [ 481.271426] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 481.278994] bridge0: port 1(bridge_slave_0) entered blocking state [ 481.285393] bridge0: port 1(bridge_slave_0) entered forwarding state [ 481.311784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 481.320516] bridge0: port 2(bridge_slave_1) entered blocking state [ 481.326880] bridge0: port 2(bridge_slave_1) entered forwarding state [ 481.334863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 481.343488] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 481.351508] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 481.358841] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 481.366609] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 481.374732] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 481.385473] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 481.406859] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 481.415857] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 481.429613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 481.441517] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 486.811010] device bridge_slave_1 left promiscuous mode [ 486.816635] bridge0: port 2(bridge_slave_1) entered disabled state [ 486.842738] device bridge_slave_0 left promiscuous mode [ 486.848678] bridge0: port 1(bridge_slave_0) entered disabled state [ 486.901066] device bridge_slave_1 left promiscuous mode [ 486.906797] bridge0: port 2(bridge_slave_1) entered disabled state [ 486.959892] device bridge_slave_0 left promiscuous mode [ 486.965422] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.020826] device bridge_slave_1 left promiscuous mode [ 487.026399] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.070590] device bridge_slave_0 left promiscuous mode [ 487.076036] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.121554] device bridge_slave_1 left promiscuous mode [ 487.127110] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.190046] device bridge_slave_0 left promiscuous mode [ 487.195826] bridge0: port 1(bridge_slave_0) entered disabled state [ 487.241040] device bridge_slave_1 left promiscuous mode [ 487.246628] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.300238] device bridge_slave_0 left promiscuous mode [ 487.305971] bridge0: port 1(bridge_slave_0) entered disabled state [ 492.990789] device hsr_slave_1 left promiscuous mode [ 493.031985] device hsr_slave_0 left promiscuous mode [ 493.072765] team0 (unregistering): Port device team_slave_1 removed [ 493.083463] team0 (unregistering): Port device team_slave_0 removed [ 493.092410] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 493.124031] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 493.189371] bond0 (unregistering): Released all slaves [ 493.281014] device hsr_slave_1 left promiscuous mode [ 493.322159] device hsr_slave_0 left promiscuous mode [ 493.373189] team0 (unregistering): Port device team_slave_1 removed [ 493.382431] team0 (unregistering): Port device team_slave_0 removed [ 493.392520] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 493.431891] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 493.489469] bond0 (unregistering): Released all slaves [ 493.590930] device hsr_slave_1 left promiscuous mode [ 493.631702] device hsr_slave_0 left promiscuous mode [ 493.704579] team0 (unregistering): Port device team_slave_1 removed [ 493.713905] team0 (unregistering): Port device team_slave_0 removed [ 493.724049] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 493.771875] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 493.829250] bond0 (unregistering): Released all slaves [ 493.911060] device hsr_slave_1 left promiscuous mode [ 493.952066] device hsr_slave_0 left promiscuous mode [ 493.991625] team0 (unregistering): Port device team_slave_1 removed [ 494.002098] team0 (unregistering): Port device team_slave_0 removed [ 494.011094] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 494.032599] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 494.109534] bond0 (unregistering): Released all slaves [ 494.230986] device hsr_slave_1 left promiscuous mode [ 494.283071] device hsr_slave_0 left promiscuous mode [ 494.323180] team0 (unregistering): Port device team_slave_1 removed [ 494.332020] team0 (unregistering): Port device team_slave_0 removed [ 494.341918] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 494.383352] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 494.458037] bond0 (unregistering): Released all slaves [ 495.272078] kasan: CONFIG_KASAN_INLINE enabled [ 495.277023] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 495.285602] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 495.291862] CPU: 0 PID: 31828 Comm: syz-executor426 Not tainted 4.19.108-syzkaller #0 [ 495.299832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 495.309322] RIP: 0010:tcp_splice_read+0x140/0x8f0 [ 495.314174] Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 a2 07 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 64 24 18 49 8d 7c 24 78 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 34 06 00 00 31 c0 41 f6 44 24 [ 495.333083] RSP: 0018:ffff88808b0afba8 EFLAGS: 00010206 [ 495.338438] RAX: dffffc0000000000 RBX: 1ffff11011615f79 RCX: 1ffff11011a5a9e6 [ 495.345700] RDX: 000000000000000f RSI: ffff88808d2d4f10 RDI: 0000000000000078 [ 495.352964] RBP: ffff88808b0afcf0 R08: ffff88808d2d4f30 R09: 0000000000000000 [ 495.360327] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 495.367610] R13: ffff88808b0afcc8 R14: ffff88808b0afe58 R15: ffff888090f704c0 [ 495.374871] FS: 00007f0b7cd0f700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 495.383177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 495.389058] CR2: 00007f0b7ccede78 CR3: 000000008492d000 CR4: 00000000001406f0 [ 495.396321] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 495.403694] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 495.410967] Call Trace: [ 495.413626] ? find_held_lock+0x36/0x1d0 [ 495.417705] ? compat_tcp_getsockopt+0x30/0x30 [ 495.422299] ? mark_held_locks+0xc7/0x130 [ 495.426508] ? __local_bh_enable_ip+0x160/0x260 [ 495.431195] ? lockdep_hardirqs_on+0x421/0x5c0 [ 495.435766] ? __local_bh_enable_ip+0x160/0x260 [ 495.440491] ? lock_sock_nested+0x82/0x100 [ 495.444768] ? trace_hardirqs_on+0x28/0x190 [ 495.449078] ? lock_sock_nested+0x82/0x100 [ 495.453476] ? lock_sock_nested+0x82/0x100 [ 495.457710] ? __local_bh_enable_ip+0x160/0x260 [ 495.462463] smc_splice_read+0x1f6/0x330 [ 495.466524] sock_splice_read+0x92/0x120 [ 495.470602] do_splice_to+0xe3/0x120 [ 495.474300] do_splice+0xe40/0x12d0 [ 495.477931] ? ksys_dup3+0x2e0/0x2e0 [ 495.481642] ? opipe_prep.part.13+0x320/0x320 [ 495.486117] ? __fget_light+0x174/0x1e0 [ 495.490070] __x64_sys_splice+0x248/0x300 [ 495.494254] do_syscall_64+0xd0/0x4e0 [ 495.498091] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 495.503281] RIP: 0033:0x4484a9 [ 495.506452] Code: e8 0c 0f 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 fb 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 495.525882] RSP: 002b:00007f0b7cd0ed88 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 [ 495.533587] RAX: ffffffffffffffda RBX: 00000000006ddc78 RCX: 00000000004484a9 [ 495.540965] RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000006 [ 495.548630] RBP: 00000000006ddc70 R08: 000000000d86dac9 R09: 0000000000000000 [ 495.555898] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ddc7c [ 495.563152] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000064616561 [ 495.570539] Modules linked in: [ 495.574774] ---[ end trace 2525ab850e4c2670 ]--- [ 495.579633] RIP: 0010:tcp_splice_read+0x140/0x8f0 [ 495.584634] Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 a2 07 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 64 24 18 49 8d 7c 24 78 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 34 06 00 00 31 c0 41 f6 44 24 [ 495.603728] RSP: 0018:ffff88808b0afba8 EFLAGS: 00010206 [ 495.609393] RAX: dffffc0000000000 RBX: 1ffff11011615f79 RCX: 1ffff11011a5a9e6 [ 495.618050] RDX: 000000000000000f RSI: ffff88808d2d4f10 RDI: 0000000000000078 [ 495.625484] RBP: ffff88808b0afcf0 R08: ffff88808d2d4f30 R09: 0000000000000000 [ 495.632845] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 495.640166] R13: ffff88808b0afcc8 R14: ffff88808b0afe58 R15: ffff888090f704c0 [ 495.647569] FS: 00007f0b7cd0f700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 495.656119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 495.662108] CR2: 00007f0b7ccede78 CR3: 000000008492d000 CR4: 00000000001406f0 [ 495.669433] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 495.676703] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 495.684148] Kernel panic - not syncing: Fatal exception [ 495.691078] Kernel Offset: disabled [ 495.694745] Rebooting in 86400 seconds..